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| 051644ffcb |
@@ -0,0 +1,31 @@
|
||||
[suppress_function]
|
||||
symbol_version_regexp = LIBVIRT_PRIVATE.*
|
||||
soname_regexp = libvirt\\.so.*
|
||||
|
||||
[suppress_function]
|
||||
symbol_version_regexp = LIBVIRT_ADMIN_PRIVATE.*
|
||||
soname_regexp = libvirt-admin\\.so.*
|
||||
|
||||
[suppress_variable]
|
||||
symbol_version_regexp = LIBVIRT_PRIVATE.*
|
||||
soname_regexp = libvirt\\.so.*
|
||||
|
||||
[suppress_variable]
|
||||
symbol_version_regexp = LIBVIRT_ADMIN_PRIVATE.*
|
||||
soname_regexp = libvirt-admin\\.so.*
|
||||
|
||||
[suppress_function]
|
||||
symbol_version_regexp = .*
|
||||
soname_regexp = libvirt_storage_.*\\.so.*
|
||||
|
||||
[suppress_variable]
|
||||
symbol_version_regexp = .*
|
||||
soname_regexp = libvirt_storage_.*\\.so.*
|
||||
|
||||
[suppress_function]
|
||||
symbol_version_regexp = .*
|
||||
soname_regexp = libvirt_driver_.*\\.so.*
|
||||
|
||||
[suppress_variable]
|
||||
symbol_version_regexp = .*
|
||||
soname_regexp = libvirt_driver_.*\\.so.*
|
||||
@@ -0,0 +1,31 @@
|
||||
From 5629ebcb4234fde10fd9468d5fc5dd4947ed8677 Mon Sep 17 00:00:00 2001
|
||||
From: =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= <berrange@redhat.com>
|
||||
Date: Tue, 29 Apr 2025 15:49:10 +0100
|
||||
Subject: [PATCH] Fix mocking of virQEMUCapsProbeHVF function
|
||||
MIME-Version: 1.0
|
||||
Content-Type: text/plain; charset=UTF-8
|
||||
Content-Transfer-Encoding: 8bit
|
||||
|
||||
From: Daniel P. Berrangé <berrange@redhat.com>
|
||||
|
||||
Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
|
||||
---
|
||||
src/qemu/qemu_capabilities.h | 2 +-
|
||||
1 file changed, 1 insertion(+), 1 deletion(-)
|
||||
|
||||
diff --git a/src/qemu/qemu_capabilities.h b/src/qemu/qemu_capabilities.h
|
||||
index ea7c14daa9..488a1a058e 100644
|
||||
--- a/src/qemu/qemu_capabilities.h
|
||||
+++ b/src/qemu/qemu_capabilities.h
|
||||
@@ -943,7 +943,7 @@ bool
|
||||
virQEMUCapsGetKVMSupportsSecureGuest(virQEMUCaps *qemuCaps) G_NO_INLINE;
|
||||
|
||||
bool
|
||||
-virQEMUCapsProbeHVF(virQEMUCaps *qemuCaps) G_NO_INLINE;
|
||||
+virQEMUCapsProbeHVF(virQEMUCaps *qemuCaps) G_NO_INLINE __attribute__((noipa));
|
||||
|
||||
virArch virQEMUCapsArchFromString(const char *arch);
|
||||
const char *virQEMUCapsArchToString(virArch arch);
|
||||
--
|
||||
2.49.0
|
||||
|
||||
@@ -0,0 +1,85 @@
|
||||
From 63a3d70697dc44ef2f8b40f7c8e9aa869227a7da Mon Sep 17 00:00:00 2001
|
||||
From: Jiang XueQian <jiangxueqian@gmail.com>
|
||||
Date: Sat, 18 Jan 2025 16:32:10 +0800
|
||||
Subject: [PATCH] nss: Skip empty files and avoid use of uninitialized value
|
||||
Content-type: text/plain
|
||||
|
||||
JSON parser isn't called when reading empty files so `jerr` will be used
|
||||
uninitialized in the original code. Empty files appear when a network
|
||||
has no dhcp clients.
|
||||
|
||||
This patch checks for such files and skip them.
|
||||
|
||||
Fixes: a8d828c88bbdaf83ae78dc06cdd84d5667fcc424
|
||||
Signed-off-by: Jiang XueQian <jiangxueqian@gmail.com>
|
||||
Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
|
||||
Reviewed-by: Michal Privoznik <mprivozn@redhat.com>
|
||||
---
|
||||
tools/nss/libvirt_nss_leases.c | 9 +++++++--
|
||||
tools/nss/libvirt_nss_macs.c | 9 +++++++--
|
||||
2 files changed, 14 insertions(+), 4 deletions(-)
|
||||
|
||||
diff --git a/tools/nss/libvirt_nss_leases.c b/tools/nss/libvirt_nss_leases.c
|
||||
index aea81bb56e..25ea6b0ce2 100644
|
||||
--- a/tools/nss/libvirt_nss_leases.c
|
||||
+++ b/tools/nss/libvirt_nss_leases.c
|
||||
@@ -263,7 +263,7 @@ findLeases(const char *file,
|
||||
enum json_tokener_error jerr;
|
||||
int jsonflags = JSON_TOKENER_STRICT | JSON_TOKENER_VALIDATE_UTF8;
|
||||
char line[1024];
|
||||
- ssize_t nreadTotal = 0;
|
||||
+ size_t nreadTotal = 0;
|
||||
int rv;
|
||||
|
||||
if ((fd = open(file, O_RDONLY)) < 0) {
|
||||
@@ -290,12 +290,17 @@ findLeases(const char *file,
|
||||
jerr = json_tokener_get_error(tok);
|
||||
} while (jerr == json_tokener_continue);
|
||||
|
||||
+ if (nreadTotal == 0) {
|
||||
+ ret = 0;
|
||||
+ goto cleanup;
|
||||
+ }
|
||||
+
|
||||
if (jerr == json_tokener_continue) {
|
||||
ERROR("Cannot parse %s: incomplete json found", file);
|
||||
goto cleanup;
|
||||
}
|
||||
|
||||
- if (nreadTotal > 0 && jerr != json_tokener_success) {
|
||||
+ if (jerr != json_tokener_success) {
|
||||
ERROR("Cannot parse %s: %s", file, json_tokener_error_desc(jerr));
|
||||
goto cleanup;
|
||||
}
|
||||
diff --git a/tools/nss/libvirt_nss_macs.c b/tools/nss/libvirt_nss_macs.c
|
||||
index 23229a18f3..bac8c0e1bb 100644
|
||||
--- a/tools/nss/libvirt_nss_macs.c
|
||||
+++ b/tools/nss/libvirt_nss_macs.c
|
||||
@@ -124,7 +124,7 @@ findMACs(const char *file,
|
||||
json_tokener *tok = NULL;
|
||||
enum json_tokener_error jerr;
|
||||
int jsonflags = JSON_TOKENER_STRICT | JSON_TOKENER_VALIDATE_UTF8;
|
||||
- ssize_t nreadTotal = 0;
|
||||
+ size_t nreadTotal = 0;
|
||||
int rv;
|
||||
size_t i;
|
||||
|
||||
@@ -152,12 +152,17 @@ findMACs(const char *file,
|
||||
jerr = json_tokener_get_error(tok);
|
||||
} while (jerr == json_tokener_continue);
|
||||
|
||||
+ if (nreadTotal == 0) {
|
||||
+ ret = 0;
|
||||
+ goto cleanup;
|
||||
+ }
|
||||
+
|
||||
if (jerr == json_tokener_continue) {
|
||||
ERROR("Cannot parse %s: incomplete json found", file);
|
||||
goto cleanup;
|
||||
}
|
||||
|
||||
- if (nreadTotal > 0 && jerr != json_tokener_success) {
|
||||
+ if (jerr != json_tokener_success) {
|
||||
ERROR("Cannot parse %s: %s", file, json_tokener_error_desc(jerr));
|
||||
goto cleanup;
|
||||
}
|
||||
@@ -0,0 +1,68 @@
|
||||
From cd0de70e05475d5f4aa46e578fbb98033d38c06b Mon Sep 17 00:00:00 2001
|
||||
From: Michal Privoznik <mprivozn@redhat.com>
|
||||
Date: Mon, 16 Jun 2025 10:28:37 +0200
|
||||
Subject: [PATCH] qemu: Be more forgiving when acquiring QUERY job when
|
||||
formatting domain XML
|
||||
Content-type: text/plain
|
||||
|
||||
In my previous commit of v11.0.0-rc1~115 I've made QEMU driver
|
||||
implementation for virDomainGetXMLDesc() (qemuDomainGetXMLDesc())
|
||||
acquire QERY job. See its commit message for more info. But this
|
||||
unfortunately broke apps witch fetch domain XML for incoming
|
||||
migration (like virt-manager). The reason is that for incoming
|
||||
migration the VIR_ASYNC_JOB_MIGRATION_IN async job is set, but
|
||||
the mask of allowed synchronous jobs is empty (because QEMU can't
|
||||
talk on monitor really). This makes virDomainObjBeginJob() fail
|
||||
which in turn makes qemuDomainGetXMLDesc() fail too.
|
||||
|
||||
It makes sense for qemuDomainGetXMLDesc() to acquire the job
|
||||
(e.g. so that it's coherent with another thread that might be in
|
||||
the middle of a MODIFY job). But failure to dump XML may be
|
||||
treated as broken daemon (e.g. virt-manager does so).
|
||||
|
||||
Therefore, still try to acquire the QUERY job (if job mask
|
||||
permits it) but, do not treat failure as an error.
|
||||
|
||||
Fixes: 6cc93bf28842526be2fd596a607ebca796b7fb2e
|
||||
Resolves: https://bugzilla.redhat.com/show_bug.cgi?id=2369243
|
||||
Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
|
||||
Reviewed-by: Pavel Hrdina <phrdina@redhat.com>
|
||||
---
|
||||
src/qemu/qemu_driver.c | 10 +++++++---
|
||||
1 file changed, 7 insertions(+), 3 deletions(-)
|
||||
|
||||
diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c
|
||||
index d2eddbd9ae..6bdeede2e8 100644
|
||||
--- a/src/qemu/qemu_driver.c
|
||||
+++ b/src/qemu/qemu_driver.c
|
||||
@@ -6158,6 +6158,7 @@ static char
|
||||
{
|
||||
virQEMUDriver *driver = dom->conn->privateData;
|
||||
virDomainObj *vm;
|
||||
+ bool hasJob = false;
|
||||
char *ret = NULL;
|
||||
|
||||
virCheckFlags(VIR_DOMAIN_XML_COMMON_FLAGS | VIR_DOMAIN_XML_UPDATE_CPU,
|
||||
@@ -6169,8 +6170,10 @@ static char
|
||||
if (virDomainGetXMLDescEnsureACL(dom->conn, vm->def, flags) < 0)
|
||||
goto cleanup;
|
||||
|
||||
- if (virDomainObjBeginJob(vm, VIR_JOB_QUERY) < 0)
|
||||
- goto cleanup;
|
||||
+ if (virDomainNestedJobAllowed(vm->job, VIR_JOB_QUERY) &&
|
||||
+ virDomainObjBeginJob(vm, VIR_JOB_QUERY) >= 0) {
|
||||
+ hasJob = true;
|
||||
+ }
|
||||
|
||||
qemuDomainUpdateCurrentMemorySize(vm);
|
||||
|
||||
@@ -6186,7 +6189,8 @@ static char
|
||||
|
||||
ret = qemuDomainFormatXML(driver, vm, flags);
|
||||
|
||||
- virDomainObjEndJob(vm);
|
||||
+ if (hasJob)
|
||||
+ virDomainObjEndJob(vm);
|
||||
|
||||
cleanup:
|
||||
virDomainObjEndAPI(&vm);
|
||||
@@ -0,0 +1,94 @@
|
||||
From 63e4cbd109374f44e8bd4f8d1af5e2a2c67611bc Mon Sep 17 00:00:00 2001
|
||||
From: =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= <berrange@redhat.com>
|
||||
Date: Mon, 28 Apr 2025 11:42:13 +0100
|
||||
Subject: [PATCH] storage: stop hardcoding paths for mkfs, mount, umount
|
||||
MIME-Version: 1.0
|
||||
Content-Type: text/plain; charset=UTF-8
|
||||
Content-Transfer-Encoding: 8bit
|
||||
|
||||
From: Daniel P. Berrangé <berrange@redhat.com>
|
||||
|
||||
This was always undesirable but now causes problems on Fedora 42
|
||||
where at build time we detect a /sbin path but at runtime this
|
||||
will only exist on upgraded machines, not fresh installs.
|
||||
|
||||
Reviewed-by: Peter Krempa <pkrempa@redhat.com>
|
||||
Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
|
||||
---
|
||||
meson.build | 13 -------------
|
||||
src/storage/storage_backend_fs.c | 17 +++--------------
|
||||
2 files changed, 3 insertions(+), 27 deletions(-)
|
||||
|
||||
diff --git a/meson.build b/meson.build
|
||||
index 37b1caa566..14c98b49a1 100644
|
||||
--- a/meson.build
|
||||
+++ b/meson.build
|
||||
@@ -1827,23 +1827,10 @@ if conf.has('WITH_LIBVIRTD')
|
||||
endif
|
||||
endif
|
||||
|
||||
- if fs_enable
|
||||
- mount_prog = find_program('mount', required: get_option('storage_fs'), dirs: libvirt_sbin_path)
|
||||
- umount_prog = find_program('umount', required: get_option('storage_fs'), dirs: libvirt_sbin_path)
|
||||
- mkfs_prog = find_program('mkfs', required: get_option('storage_fs'), dirs: libvirt_sbin_path)
|
||||
-
|
||||
- if not mount_prog.found() or not umount_prog.found() or not mkfs_prog.found()
|
||||
- fs_enable = false
|
||||
- endif
|
||||
- endif
|
||||
-
|
||||
if fs_enable
|
||||
use_storage = true
|
||||
|
||||
conf.set('WITH_STORAGE_FS', 1)
|
||||
- conf.set_quoted('MOUNT', mount_prog.full_path())
|
||||
- conf.set_quoted('UMOUNT', umount_prog.full_path())
|
||||
- conf.set_quoted('MKFS', mkfs_prog.full_path())
|
||||
endif
|
||||
endif
|
||||
|
||||
diff --git a/src/storage/storage_backend_fs.c b/src/storage/storage_backend_fs.c
|
||||
index fce395d60f..6ec359625a 100644
|
||||
--- a/src/storage/storage_backend_fs.c
|
||||
+++ b/src/storage/storage_backend_fs.c
|
||||
@@ -304,7 +304,7 @@ virStorageBackendFileSystemMount(virStoragePoolObj *pool)
|
||||
if (!(src = virStorageBackendFileSystemGetPoolSource(pool)))
|
||||
return -1;
|
||||
|
||||
- cmd = virStorageBackendFileSystemMountCmd(MOUNT, def, src);
|
||||
+ cmd = virStorageBackendFileSystemMountCmd("mount", def, src);
|
||||
|
||||
/* Mounting a shared FS might take a long time. Don't hold
|
||||
* the pool locked meanwhile. */
|
||||
@@ -362,7 +362,7 @@ virStorageBackendFileSystemStop(virStoragePoolObj *pool)
|
||||
if ((rc = virStorageBackendFileSystemIsMounted(pool)) != 1)
|
||||
return rc;
|
||||
|
||||
- cmd = virCommandNewArgList(UMOUNT, def->target.path, NULL);
|
||||
+ cmd = virCommandNewArgList("umount", def->target.path, NULL);
|
||||
return virCommandRun(cmd, NULL);
|
||||
}
|
||||
#endif /* WITH_STORAGE_FS */
|
||||
@@ -402,18 +402,7 @@ virStorageBackendExecuteMKFS(const char *device,
|
||||
g_autoptr(virCommand) cmd = NULL;
|
||||
g_autofree char *mkfs = NULL;
|
||||
|
||||
-#if WITH_STORAGE_FS
|
||||
- mkfs = virFindFileInPath(MKFS);
|
||||
-#endif /* WITH_STORAGE_FS */
|
||||
-
|
||||
- if (!mkfs) {
|
||||
- virReportError(VIR_ERR_INTERNAL_ERROR,
|
||||
- _("mkfs is not available on this platform: Failed to make filesystem of type '%1$s' on device '%2$s'"),
|
||||
- format, device);
|
||||
- return -1;
|
||||
- }
|
||||
-
|
||||
- cmd = virCommandNewArgList(mkfs, "-t", format, NULL);
|
||||
+ cmd = virCommandNewArgList("mkfs", "-t", format, NULL);
|
||||
|
||||
/* use the force, otherwise mkfs.xfs won't overwrite existing fs.
|
||||
* Similarly mkfs.ext2, mkfs.ext3, and mkfs.ext4 require supplying -F
|
||||
--
|
||||
2.49.0
|
||||
|
||||
@@ -1,34 +0,0 @@
|
||||
From: Stefan Berger <stefanb@linux.vnet.ibm.com>
|
||||
Date: Thu, 29 Jun 2017 14:01:11 -0400
|
||||
Subject: [PATCH] tpm: Use /dev/null for cancel path if none was found
|
||||
MIME-Version: 1.0
|
||||
Content-Type: text/plain; charset=UTF-8
|
||||
Content-Transfer-Encoding: 8bit
|
||||
|
||||
TPM 2 does not implement sysfs files for cancellation of commands.
|
||||
We therefore use /dev/null for the cancel path passed to QEMU.
|
||||
|
||||
Signed-off-by: Stefan Berger <stefanb@linux.vnet.ibm.com>
|
||||
Tested-by: Javier Martinez Canillas <javierm@redhat.com>
|
||||
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
|
||||
Signed-off-by: Jiri Denemark <jdenemar@redhat.com>
|
||||
(cherry picked from commit dfbb15b75433e520fb1b905c1c3e28753e53e4a5)
|
||||
---
|
||||
src/util/virtpm.c | 4 +---
|
||||
1 file changed, 1 insertion(+), 3 deletions(-)
|
||||
|
||||
diff --git a/src/util/virtpm.c b/src/util/virtpm.c
|
||||
index 6d9b0657a..d5c10da38 100644
|
||||
--- a/src/util/virtpm.c
|
||||
+++ b/src/util/virtpm.c
|
||||
@@ -61,9 +61,7 @@ virTPMCreateCancelPath(const char *devpath)
|
||||
VIR_FREE(path);
|
||||
}
|
||||
if (!path)
|
||||
- virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
|
||||
- _("No usable sysfs TPM cancel file could be "
|
||||
- "found"));
|
||||
+ ignore_value(VIR_STRDUP(path, "/dev/null"));
|
||||
} else {
|
||||
virReportError(VIR_ERR_INTERNAL_ERROR,
|
||||
_("TPM device path %s is invalid"), devpath);
|
||||
@@ -0,0 +1,43 @@
|
||||
From: =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= <berrange@redhat.com>
|
||||
To: devel@lists.libvirt.org
|
||||
Subject: [PATCH] util: avoid overflow in hextable buffer
|
||||
Date: Mon, 20 Jan 2025 10:09:24 +0000
|
||||
Message-ID: <20250120100924.3864818-1-berrange@redhat.com>
|
||||
MIME-Version: 1.0
|
||||
Content-Type: text/plain; charset=UTF-8
|
||||
Content-Transfer-Encoding: 8bit
|
||||
|
||||
The assigned string is 17 chars long once the trailing nul is taken
|
||||
into account. This triggers a warning with GCC 15
|
||||
|
||||
src/util/virsystemd.c: In function ‘virSystemdEscapeName’:
|
||||
src/util/virsystemd.c:59:38: error: initializer-string for array of ‘char’ is too long [-Werror=unterminated-string-initialization]
|
||||
59 | static const char hextable[16] = "0123456789abcdef";
|
||||
| ^~~~~~~~~~~~~~~~~~
|
||||
|
||||
Switch to a dynamically sized array as used in all the other places
|
||||
we have a hextable array.
|
||||
|
||||
See also: https://gcc.gnu.org/PR115185
|
||||
Reported-by: Yaakov Selkowitz <yselkowi@redhat.com>
|
||||
Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
|
||||
---
|
||||
src/util/virsystemd.c | 2 +-
|
||||
1 file changed, 1 insertion(+), 1 deletion(-)
|
||||
|
||||
diff --git a/src/util/virsystemd.c b/src/util/virsystemd.c
|
||||
index 5b772e29dd..d46e5f74fc 100644
|
||||
--- a/src/util/virsystemd.c
|
||||
+++ b/src/util/virsystemd.c
|
||||
@@ -56,7 +56,7 @@ struct _virSystemdActivationEntry {
|
||||
static void virSystemdEscapeName(virBuffer *buf,
|
||||
const char *name)
|
||||
{
|
||||
- static const char hextable[16] = "0123456789abcdef";
|
||||
+ static const char hextable[] = "0123456789abcdef";
|
||||
|
||||
#define ESCAPE(c) \
|
||||
do { \
|
||||
--
|
||||
2.47.1
|
||||
|
||||
@@ -0,0 +1,58 @@
|
||||
From 7ab0f1c2a3fddf46d381f055e49111e3063b4829 Mon Sep 17 00:00:00 2001
|
||||
From: =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= <berrange@redhat.com>
|
||||
Date: Mon, 28 Apr 2025 11:47:34 +0100
|
||||
Subject: [PATCH] util: stop hardcoding numad path
|
||||
MIME-Version: 1.0
|
||||
Content-Type: text/plain; charset=UTF-8
|
||||
Content-Transfer-Encoding: 8bit
|
||||
|
||||
From: Daniel P. Berrangé <berrange@redhat.com>
|
||||
|
||||
Change the meson rules to always enable numad if on a Linux host, unless
|
||||
the meson options say not to.
|
||||
|
||||
Reviewed-by: Peter Krempa <pkrempa@redhat.com>
|
||||
Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
|
||||
---
|
||||
meson.build | 10 +++-------
|
||||
src/util/virnuma.c | 2 +-
|
||||
2 files changed, 4 insertions(+), 8 deletions(-)
|
||||
|
||||
diff --git a/meson.build b/meson.build
|
||||
index 14c98b49a1..767205f44b 100644
|
||||
--- a/meson.build
|
||||
+++ b/meson.build
|
||||
@@ -2028,14 +2028,10 @@ if not get_option('nss').disabled()
|
||||
endif
|
||||
endif
|
||||
|
||||
-if not get_option('numad').disabled() and numactl_dep.found()
|
||||
- numad_prog = find_program('numad', required: get_option('numad'), dirs: libvirt_sbin_path)
|
||||
- if numad_prog.found()
|
||||
- conf.set('WITH_NUMAD', 1)
|
||||
- conf.set_quoted('NUMAD', numad_prog.full_path())
|
||||
- endif
|
||||
+if not get_option('numad').disabled() and numactl_dep.found() and host_machine.system() == 'linux'
|
||||
+ conf.set('WITH_NUMAD', 1)
|
||||
elif get_option('numad').enabled()
|
||||
- error('You must have numactl enabled for numad support.')
|
||||
+ error('You must have a Linux host with numactl enabled for numad support.')
|
||||
endif
|
||||
|
||||
# nwfilter should only be compiled for linux, and only if the
|
||||
diff --git a/src/util/virnuma.c b/src/util/virnuma.c
|
||||
index 9393c20875..67c51630c7 100644
|
||||
--- a/src/util/virnuma.c
|
||||
+++ b/src/util/virnuma.c
|
||||
@@ -61,7 +61,7 @@ virNumaGetAutoPlacementAdvice(unsigned short vcpus,
|
||||
g_autoptr(virCommand) cmd = NULL;
|
||||
char *output = NULL;
|
||||
|
||||
- cmd = virCommandNewArgList(NUMAD, "-w", NULL);
|
||||
+ cmd = virCommandNewArgList("numad", "-w", NULL);
|
||||
virCommandAddArgFormat(cmd, "%d:%llu", vcpus,
|
||||
VIR_DIV_UP(balloon, 1024));
|
||||
|
||||
--
|
||||
2.49.0
|
||||
|
||||
@@ -0,0 +1,36 @@
|
||||
From b825bb556bd3967bf5422c243b77bd4038e317e2 Mon Sep 17 00:00:00 2001
|
||||
Message-ID: <b825bb556bd3967bf5422c243b77bd4038e317e2.1760476767.git.crobinso@redhat.com>
|
||||
From: Michal Privoznik <mprivozn@redhat.com>
|
||||
Date: Mon, 13 Oct 2025 10:34:51 +0200
|
||||
Subject: [PATCH 1/8] wireshark: Drop needless declaration of
|
||||
proto_register_libvirt() and proto_reg_handoff_libvirt()
|
||||
Content-type: text/plain
|
||||
|
||||
Both proto_register_libvirt() and proto_reg_handoff_libvirt() are
|
||||
declared in packet-libvirt.h which is included from plugin.c.
|
||||
There's no need to provide another declaration in plugin.c.
|
||||
|
||||
Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
|
||||
Reviewed-by: Peter Krempa <pkrempa@redhat.com>
|
||||
Signed-off-by: Cole Robinson <crobinso@redhat.com>
|
||||
---
|
||||
tools/wireshark/src/plugin.c | 3 ---
|
||||
1 file changed, 3 deletions(-)
|
||||
|
||||
diff --git a/tools/wireshark/src/plugin.c b/tools/wireshark/src/plugin.c
|
||||
index 9a83f2ca07..19b25e7b1a 100644
|
||||
--- a/tools/wireshark/src/plugin.c
|
||||
+++ b/tools/wireshark/src/plugin.c
|
||||
@@ -72,9 +72,6 @@ void plugin_register(void)
|
||||
|
||||
#else /* WIRESHARK_VERSION >= 2009000 */
|
||||
|
||||
-void proto_register_libvirt(void);
|
||||
-void proto_reg_handoff_libvirt(void);
|
||||
-
|
||||
WS_DLL_PUBLIC_DEF const gchar plugin_version[] = PLUGIN_VERSION;
|
||||
WS_DLL_PUBLIC_DEF const int plugin_want_major = WIRESHARK_VERSION_MAJOR;
|
||||
WS_DLL_PUBLIC_DEF const int plugin_want_minor = WIRESHARK_VERSION_MINOR;
|
||||
--
|
||||
2.51.0
|
||||
|
||||
@@ -1,108 +0,0 @@
|
||||
From: Cole Robinson <crobinso@redhat.com>
|
||||
Date: Sun, 27 Aug 2017 11:23:47 -0400
|
||||
Subject: [PATCH] security: add MANAGER_MOUNT_NAMESPACE flag
|
||||
|
||||
The VIR_SECURITY_MANAGER_MOUNT_NAMESPACE flag informs the DAC driver
|
||||
if mount namespaces are in use for the VM. Will be used for future
|
||||
changes.
|
||||
|
||||
Wire it up in the qemu driver
|
||||
|
||||
(cherry picked from commit 321031e482425dfeae0f125cdac6df870f079efd)
|
||||
---
|
||||
src/qemu/qemu_driver.c | 2 ++
|
||||
src/security/security_dac.c | 10 ++++++++++
|
||||
src/security/security_dac.h | 3 +++
|
||||
src/security/security_manager.c | 4 +++-
|
||||
src/security/security_manager.h | 1 +
|
||||
5 files changed, 19 insertions(+), 1 deletion(-)
|
||||
|
||||
diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c
|
||||
index b7824512c..1f9264639 100644
|
||||
--- a/src/qemu/qemu_driver.c
|
||||
+++ b/src/qemu/qemu_driver.c
|
||||
@@ -419,6 +419,8 @@ qemuSecurityInit(virQEMUDriverPtr driver)
|
||||
if (virQEMUDriverIsPrivileged(driver)) {
|
||||
if (cfg->dynamicOwnership)
|
||||
flags |= VIR_SECURITY_MANAGER_DYNAMIC_OWNERSHIP;
|
||||
+ if (virBitmapIsBitSet(cfg->namespaces, QEMU_DOMAIN_NS_MOUNT))
|
||||
+ flags |= VIR_SECURITY_MANAGER_MOUNT_NAMESPACE;
|
||||
if (!(mgr = qemuSecurityNewDAC(QEMU_DRIVER_NAME,
|
||||
cfg->user,
|
||||
cfg->group,
|
||||
diff --git a/src/security/security_dac.c b/src/security/security_dac.c
|
||||
index ca7a6af6d..507be44a2 100644
|
||||
--- a/src/security/security_dac.c
|
||||
+++ b/src/security/security_dac.c
|
||||
@@ -57,6 +57,7 @@ struct _virSecurityDACData {
|
||||
gid_t *groups;
|
||||
int ngroups;
|
||||
bool dynamicOwnership;
|
||||
+ bool mountNamespace;
|
||||
char *baselabel;
|
||||
virSecurityManagerDACChownCallback chownCallback;
|
||||
};
|
||||
@@ -237,6 +238,15 @@ virSecurityDACSetDynamicOwnership(virSecurityManagerPtr mgr,
|
||||
priv->dynamicOwnership = dynamicOwnership;
|
||||
}
|
||||
|
||||
+void
|
||||
+virSecurityDACSetMountNamespace(virSecurityManagerPtr mgr,
|
||||
+ bool mountNamespace)
|
||||
+{
|
||||
+ virSecurityDACDataPtr priv = virSecurityManagerGetPrivateData(mgr);
|
||||
+ priv->mountNamespace = mountNamespace;
|
||||
+}
|
||||
+
|
||||
+
|
||||
void
|
||||
virSecurityDACSetChownCallback(virSecurityManagerPtr mgr,
|
||||
virSecurityManagerDACChownCallback chownCallback)
|
||||
diff --git a/src/security/security_dac.h b/src/security/security_dac.h
|
||||
index 846cefbb5..97681c961 100644
|
||||
--- a/src/security/security_dac.h
|
||||
+++ b/src/security/security_dac.h
|
||||
@@ -32,6 +32,9 @@ int virSecurityDACSetUserAndGroup(virSecurityManagerPtr mgr,
|
||||
void virSecurityDACSetDynamicOwnership(virSecurityManagerPtr mgr,
|
||||
bool dynamic);
|
||||
|
||||
+void virSecurityDACSetMountNamespace(virSecurityManagerPtr mgr,
|
||||
+ bool mountNamespace);
|
||||
+
|
||||
void virSecurityDACSetChownCallback(virSecurityManagerPtr mgr,
|
||||
virSecurityManagerDACChownCallback chownCallback);
|
||||
|
||||
diff --git a/src/security/security_manager.c b/src/security/security_manager.c
|
||||
index 95b995230..e43c99d4f 100644
|
||||
--- a/src/security/security_manager.c
|
||||
+++ b/src/security/security_manager.c
|
||||
@@ -146,7 +146,8 @@ virSecurityManagerNewDAC(const char *virtDriver,
|
||||
virSecurityManagerPtr mgr;
|
||||
|
||||
virCheckFlags(VIR_SECURITY_MANAGER_NEW_MASK |
|
||||
- VIR_SECURITY_MANAGER_DYNAMIC_OWNERSHIP, NULL);
|
||||
+ VIR_SECURITY_MANAGER_DYNAMIC_OWNERSHIP |
|
||||
+ VIR_SECURITY_MANAGER_MOUNT_NAMESPACE, NULL);
|
||||
|
||||
mgr = virSecurityManagerNewDriver(&virSecurityDriverDAC,
|
||||
virtDriver,
|
||||
@@ -161,6 +162,7 @@ virSecurityManagerNewDAC(const char *virtDriver,
|
||||
}
|
||||
|
||||
virSecurityDACSetDynamicOwnership(mgr, flags & VIR_SECURITY_MANAGER_DYNAMIC_OWNERSHIP);
|
||||
+ virSecurityDACSetMountNamespace(mgr, flags & VIR_SECURITY_MANAGER_MOUNT_NAMESPACE);
|
||||
virSecurityDACSetChownCallback(mgr, chownCallback);
|
||||
|
||||
return mgr;
|
||||
diff --git a/src/security/security_manager.h b/src/security/security_manager.h
|
||||
index 01296d339..08fb89203 100644
|
||||
--- a/src/security/security_manager.h
|
||||
+++ b/src/security/security_manager.h
|
||||
@@ -36,6 +36,7 @@ typedef enum {
|
||||
VIR_SECURITY_MANAGER_REQUIRE_CONFINED = 1 << 2,
|
||||
VIR_SECURITY_MANAGER_PRIVILEGED = 1 << 3,
|
||||
VIR_SECURITY_MANAGER_DYNAMIC_OWNERSHIP = 1 << 4,
|
||||
+ VIR_SECURITY_MANAGER_MOUNT_NAMESPACE = 1 << 5,
|
||||
} virSecurityManagerNewFlags;
|
||||
|
||||
# define VIR_SECURITY_MANAGER_NEW_MASK \
|
||||
@@ -0,0 +1,47 @@
|
||||
From 41d3b457972bde85991fa7ed6f282370aca4b2af Mon Sep 17 00:00:00 2001
|
||||
Message-ID: <41d3b457972bde85991fa7ed6f282370aca4b2af.1760476767.git.crobinso@redhat.com>
|
||||
In-Reply-To: <b825bb556bd3967bf5422c243b77bd4038e317e2.1760476767.git.crobinso@redhat.com>
|
||||
References: <b825bb556bd3967bf5422c243b77bd4038e317e2.1760476767.git.crobinso@redhat.com>
|
||||
From: Michal Privoznik <mprivozn@redhat.com>
|
||||
Date: Fri, 10 Oct 2025 15:20:05 +0200
|
||||
Subject: [PATCH 2/8] wireshark: Switch header files to #pragma once
|
||||
Content-type: text/plain
|
||||
|
||||
The genxdrstub.pl script generates some header files. But they
|
||||
use the old pattern to guard against multiple inclusion:
|
||||
|
||||
#ifndef SOMETHING_H
|
||||
#define SOMETHING_H
|
||||
...
|
||||
#endif
|
||||
|
||||
Change the script to generate just '#pragma once' used everywhere
|
||||
else in our code.
|
||||
|
||||
Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
|
||||
Reviewed-by: Peter Krempa <pkrempa@redhat.com>
|
||||
Signed-off-by: Cole Robinson <crobinso@redhat.com>
|
||||
---
|
||||
tools/wireshark/util/genxdrstub.pl | 5 +----
|
||||
1 file changed, 1 insertion(+), 4 deletions(-)
|
||||
|
||||
diff --git a/tools/wireshark/util/genxdrstub.pl b/tools/wireshark/util/genxdrstub.pl
|
||||
index 8cfda25a27..01b663a88c 100755
|
||||
--- a/tools/wireshark/util/genxdrstub.pl
|
||||
+++ b/tools/wireshark/util/genxdrstub.pl
|
||||
@@ -563,11 +563,8 @@ sub add_header_file {
|
||||
local $self->{header_contents} = [];
|
||||
$self->print("/* *DO NOT MODIFY* this file directly.\n");
|
||||
$self->print(" * This file was generated by $0 from libvirt version $libvirt_version */\n");
|
||||
- my $ucname = uc $name;
|
||||
- $self->print("#ifndef _$ucname\_H_\n");
|
||||
- $self->print("#define _$ucname\_H_\n");
|
||||
+ $self->print("#pragma once\n");
|
||||
$block->();
|
||||
- $self->print("#endif /* _$ucname\_H_ */");
|
||||
push @{ $self->{headers} }, [ $name, delete $self->{header_contents} ];
|
||||
}
|
||||
|
||||
--
|
||||
2.51.0
|
||||
|
||||
@@ -1,101 +0,0 @@
|
||||
From: Cole Robinson <crobinso@redhat.com>
|
||||
Date: Mon, 17 Jul 2017 08:57:57 -0400
|
||||
Subject: [PATCH] security: dac: relabel spice rendernode
|
||||
|
||||
For a logged in user this a path like /dev/dri/renderD128 will have
|
||||
default ownership root:video which won't work for the qemu:qemu user,
|
||||
so we need to chown it.
|
||||
|
||||
We only do this when mount namespaces are enabled in the qemu driver,
|
||||
so the chown'ing doesn't interfere with other users of the shared
|
||||
render node path
|
||||
|
||||
https://bugzilla.redhat.com/show_bug.cgi?id=1460804
|
||||
(cherry picked from commit 98931187eefdec6f2dea5cb82ab6d23a3ffa6634)
|
||||
---
|
||||
src/security/security_dac.c | 58 +++++++++++++++++++++++++++++++++++++++++++++
|
||||
1 file changed, 58 insertions(+)
|
||||
|
||||
diff --git a/src/security/security_dac.c b/src/security/security_dac.c
|
||||
index 507be44a2..349dbe81d 100644
|
||||
--- a/src/security/security_dac.c
|
||||
+++ b/src/security/security_dac.c
|
||||
@@ -1380,6 +1380,54 @@ virSecurityDACRestoreTPMFileLabel(virSecurityManagerPtr mgr,
|
||||
}
|
||||
|
||||
|
||||
+static int
|
||||
+virSecurityDACSetGraphicsLabel(virSecurityManagerPtr mgr,
|
||||
+ virDomainDefPtr def,
|
||||
+ virDomainGraphicsDefPtr gfx)
|
||||
+
|
||||
+{
|
||||
+ virSecurityDACDataPtr priv = virSecurityManagerGetPrivateData(mgr);
|
||||
+ virSecurityLabelDefPtr seclabel;
|
||||
+ uid_t user;
|
||||
+ gid_t group;
|
||||
+
|
||||
+ /* Skip chowning the shared render file if namespaces are disabled */
|
||||
+ if (!priv->mountNamespace)
|
||||
+ return 0;
|
||||
+
|
||||
+ seclabel = virDomainDefGetSecurityLabelDef(def, SECURITY_DAC_NAME);
|
||||
+ if (seclabel && !seclabel->relabel)
|
||||
+ return 0;
|
||||
+
|
||||
+ if (virSecurityDACGetIds(seclabel, priv, &user, &group, NULL, NULL) < 0)
|
||||
+ return -1;
|
||||
+
|
||||
+ if (gfx->type == VIR_DOMAIN_GRAPHICS_TYPE_SPICE &&
|
||||
+ gfx->data.spice.gl == VIR_TRISTATE_BOOL_YES &&
|
||||
+ gfx->data.spice.rendernode) {
|
||||
+ if (virSecurityDACSetOwnership(priv, NULL,
|
||||
+ gfx->data.spice.rendernode,
|
||||
+ user, group) < 0)
|
||||
+ return -1;
|
||||
+ }
|
||||
+
|
||||
+ return 0;
|
||||
+}
|
||||
+
|
||||
+
|
||||
+static int
|
||||
+virSecurityDACRestoreGraphicsLabel(virSecurityManagerPtr mgr ATTRIBUTE_UNUSED,
|
||||
+ virDomainDefPtr def ATTRIBUTE_UNUSED,
|
||||
+ virDomainGraphicsDefPtr gfx ATTRIBUTE_UNUSED)
|
||||
+
|
||||
+{
|
||||
+ /* The only graphics labelling we do is dependent on mountNamespaces,
|
||||
+ in which case 'restoring' the label doesn't actually accomplish
|
||||
+ anything, so there's nothing to do here */
|
||||
+ return 0;
|
||||
+}
|
||||
+
|
||||
+
|
||||
static int
|
||||
virSecurityDACSetInputLabel(virSecurityManagerPtr mgr,
|
||||
virDomainDefPtr def,
|
||||
@@ -1491,6 +1539,11 @@ virSecurityDACRestoreAllLabel(virSecurityManagerPtr mgr,
|
||||
rc = -1;
|
||||
}
|
||||
|
||||
+ for (i = 0; i < def->ngraphics; i++) {
|
||||
+ if (virSecurityDACRestoreGraphicsLabel(mgr, def, def->graphics[i]) < 0)
|
||||
+ return -1;
|
||||
+ }
|
||||
+
|
||||
for (i = 0; i < def->ninputs; i++) {
|
||||
if (virSecurityDACRestoreInputLabel(mgr, def, def->inputs[i]) < 0)
|
||||
rc = -1;
|
||||
@@ -1611,6 +1664,11 @@ virSecurityDACSetAllLabel(virSecurityManagerPtr mgr,
|
||||
return -1;
|
||||
}
|
||||
|
||||
+ for (i = 0; i < def->ngraphics; i++) {
|
||||
+ if (virSecurityDACSetGraphicsLabel(mgr, def, def->graphics[i]) < 0)
|
||||
+ return -1;
|
||||
+ }
|
||||
+
|
||||
for (i = 0; i < def->ninputs; i++) {
|
||||
if (virSecurityDACSetInputLabel(mgr, def, def->inputs[i]) < 0)
|
||||
return -1;
|
||||
@@ -0,0 +1,81 @@
|
||||
From 02a0e78bf54c903da8922c56bade9b3298ade351 Mon Sep 17 00:00:00 2001
|
||||
Message-ID: <02a0e78bf54c903da8922c56bade9b3298ade351.1760476767.git.crobinso@redhat.com>
|
||||
In-Reply-To: <b825bb556bd3967bf5422c243b77bd4038e317e2.1760476767.git.crobinso@redhat.com>
|
||||
References: <b825bb556bd3967bf5422c243b77bd4038e317e2.1760476767.git.crobinso@redhat.com>
|
||||
From: Michal Privoznik <mprivozn@redhat.com>
|
||||
Date: Mon, 13 Oct 2025 09:04:17 +0200
|
||||
Subject: [PATCH 3/8] wireshark: Move WIRESHARK_VERSION macro definition
|
||||
Content-type: text/plain
|
||||
|
||||
Soon, other parts of the wireshark code will need to
|
||||
differentiate wrt wireshark version. Therefore, move the
|
||||
WIRESHARK_VERSION macro definition among with its deps into
|
||||
packet-libvirt.h.
|
||||
|
||||
Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
|
||||
Reviewed-by: Peter Krempa <pkrempa@redhat.com>
|
||||
Signed-off-by: Cole Robinson <crobinso@redhat.com>
|
||||
---
|
||||
tools/wireshark/src/packet-libvirt.h | 14 ++++++++++++++
|
||||
tools/wireshark/src/plugin.c | 14 --------------
|
||||
2 files changed, 14 insertions(+), 14 deletions(-)
|
||||
|
||||
diff --git a/tools/wireshark/src/packet-libvirt.h b/tools/wireshark/src/packet-libvirt.h
|
||||
index 14e6e13696..15cfcb0534 100644
|
||||
--- a/tools/wireshark/src/packet-libvirt.h
|
||||
+++ b/tools/wireshark/src/packet-libvirt.h
|
||||
@@ -19,5 +19,19 @@
|
||||
|
||||
#pragma once
|
||||
|
||||
+#ifdef WITH_WS_VERSION
|
||||
+# include <wireshark/ws_version.h>
|
||||
+#else
|
||||
+# include <wireshark/config.h>
|
||||
+# define WIRESHARK_VERSION_MAJOR VERSION_MAJOR
|
||||
+# define WIRESHARK_VERSION_MINOR VERSION_MINOR
|
||||
+# define WIRESHARK_VERSION_MICRO VERSION_MICRO
|
||||
+#endif
|
||||
+
|
||||
+#define WIRESHARK_VERSION \
|
||||
+ ((WIRESHARK_VERSION_MAJOR * 1000 * 1000) + \
|
||||
+ (WIRESHARK_VERSION_MINOR * 1000) + \
|
||||
+ (WIRESHARK_VERSION_MICRO))
|
||||
+
|
||||
void proto_register_libvirt(void);
|
||||
void proto_reg_handoff_libvirt(void);
|
||||
diff --git a/tools/wireshark/src/plugin.c b/tools/wireshark/src/plugin.c
|
||||
index 19b25e7b1a..64317b5280 100644
|
||||
--- a/tools/wireshark/src/plugin.c
|
||||
+++ b/tools/wireshark/src/plugin.c
|
||||
@@ -12,15 +12,6 @@
|
||||
|
||||
#include <config.h>
|
||||
|
||||
-#ifdef WITH_WS_VERSION
|
||||
-# include <wireshark/ws_version.h>
|
||||
-#else
|
||||
-# include <wireshark/config.h>
|
||||
-# define WIRESHARK_VERSION_MAJOR VERSION_MAJOR
|
||||
-# define WIRESHARK_VERSION_MINOR VERSION_MINOR
|
||||
-# define WIRESHARK_VERSION_MICRO VERSION_MICRO
|
||||
-#endif
|
||||
-
|
||||
#define HAVE_PLUGINS 1
|
||||
#include <wireshark/epan/proto.h>
|
||||
/* plugins are DLLs */
|
||||
@@ -32,11 +23,6 @@
|
||||
/* Let the plugin version be the version of libvirt */
|
||||
#define PLUGIN_VERSION VERSION
|
||||
|
||||
-#define WIRESHARK_VERSION \
|
||||
- ((WIRESHARK_VERSION_MAJOR * 1000 * 1000) + \
|
||||
- (WIRESHARK_VERSION_MINOR * 1000) + \
|
||||
- (WIRESHARK_VERSION_MICRO))
|
||||
-
|
||||
#if WIRESHARK_VERSION < 2005000
|
||||
|
||||
WS_DLL_PUBLIC_DEF const gchar version[] = VERSION;
|
||||
--
|
||||
2.51.0
|
||||
|
||||
@@ -1,72 +0,0 @@
|
||||
From: "Daniel P. Berrange" <berrange@redhat.com>
|
||||
Date: Thu, 5 Oct 2017 17:54:28 +0100
|
||||
Subject: [PATCH] qemu: ensure TLS clients always verify the server certificate
|
||||
|
||||
The default_tls_x509_verify (and related) parameters in qemu.conf
|
||||
control whether the QEMU TLS servers request & verify certificates
|
||||
from clients. This works as a simple access control system for
|
||||
servers by requiring the CA to issue certs to permitted clients.
|
||||
This use of client certificates is disabled by default, since it
|
||||
requires extra work to issue client certificates.
|
||||
|
||||
Unfortunately the code was using this configuration parameter when
|
||||
setting up both TLS clients and servers in QEMU. The result was that
|
||||
TLS clients for character devices and disk devices had verification
|
||||
turned off, meaning they would ignore errors while validating the
|
||||
server certificate.
|
||||
|
||||
This allows for trivial MITM attacks between client and server,
|
||||
as any certificate returned by the attacker will be accepted by
|
||||
the client.
|
||||
|
||||
This is assigned CVE-2017-1000256 / LSN-2017-0002
|
||||
|
||||
Reviewed-by: Eric Blake <eblake@redhat.com>
|
||||
Signed-off-by: Daniel P. Berrange <berrange@redhat.com>
|
||||
(cherry picked from commit 441d3eb6d1be940a67ce45a286602a967601b157)
|
||||
(cherry picked from commit dc6c41798d1eb5c52c75365ffa22f7672709dfa7)
|
||||
---
|
||||
src/qemu/qemu_command.c | 2 +-
|
||||
tests/qemuxml2argvdata/qemuxml2argv-serial-tcp-tlsx509-chardev.args | 2 +-
|
||||
.../qemuxml2argv-serial-tcp-tlsx509-secret-chardev.args | 2 +-
|
||||
3 files changed, 3 insertions(+), 3 deletions(-)
|
||||
|
||||
diff --git a/src/qemu/qemu_command.c b/src/qemu/qemu_command.c
|
||||
index 9a27987d4..ae78cd17e 100644
|
||||
--- a/src/qemu/qemu_command.c
|
||||
+++ b/src/qemu/qemu_command.c
|
||||
@@ -718,7 +718,7 @@ qemuBuildTLSx509BackendProps(const char *tlspath,
|
||||
if (virJSONValueObjectCreate(propsret,
|
||||
"s:dir", path,
|
||||
"s:endpoint", (isListen ? "server": "client"),
|
||||
- "b:verify-peer", verifypeer,
|
||||
+ "b:verify-peer", (isListen ? verifypeer : true),
|
||||
NULL) < 0)
|
||||
goto cleanup;
|
||||
|
||||
diff --git a/tests/qemuxml2argvdata/qemuxml2argv-serial-tcp-tlsx509-chardev.args b/tests/qemuxml2argvdata/qemuxml2argv-serial-tcp-tlsx509-chardev.args
|
||||
index 5aff7734e..ab5f7e27f 100644
|
||||
--- a/tests/qemuxml2argvdata/qemuxml2argv-serial-tcp-tlsx509-chardev.args
|
||||
+++ b/tests/qemuxml2argvdata/qemuxml2argv-serial-tcp-tlsx509-chardev.args
|
||||
@@ -26,7 +26,7 @@ server,nowait \
|
||||
localport=1111 \
|
||||
-device isa-serial,chardev=charserial0,id=serial0 \
|
||||
-object tls-creds-x509,id=objcharserial1_tls0,dir=/etc/pki/libvirt-chardev,\
|
||||
-endpoint=client,verify-peer=no \
|
||||
+endpoint=client,verify-peer=yes \
|
||||
-chardev socket,id=charserial1,host=127.0.0.1,port=5555,\
|
||||
tls-creds=objcharserial1_tls0 \
|
||||
-device isa-serial,chardev=charserial1,id=serial1 \
|
||||
diff --git a/tests/qemuxml2argvdata/qemuxml2argv-serial-tcp-tlsx509-secret-chardev.args b/tests/qemuxml2argvdata/qemuxml2argv-serial-tcp-tlsx509-secret-chardev.args
|
||||
index 91f1fe0cd..2567abbfa 100644
|
||||
--- a/tests/qemuxml2argvdata/qemuxml2argv-serial-tcp-tlsx509-secret-chardev.args
|
||||
+++ b/tests/qemuxml2argvdata/qemuxml2argv-serial-tcp-tlsx509-secret-chardev.args
|
||||
@@ -31,7 +31,7 @@ localport=1111 \
|
||||
data=9eao5F8qtkGt+seB1HYivWIxbtwUu6MQtg1zpj/oDtUsPr1q8wBYM91uEHCn6j/1,\
|
||||
keyid=masterKey0,iv=AAECAwQFBgcICQoLDA0ODw==,format=base64 \
|
||||
-object tls-creds-x509,id=objcharserial1_tls0,dir=/etc/pki/libvirt-chardev,\
|
||||
-endpoint=client,verify-peer=no,passwordid=charserial1-secret0 \
|
||||
+endpoint=client,verify-peer=yes,passwordid=charserial1-secret0 \
|
||||
-chardev socket,id=charserial1,host=127.0.0.1,port=5555,\
|
||||
tls-creds=objcharserial1_tls0 \
|
||||
-device isa-serial,chardev=charserial1,id=serial1 \
|
||||
@@ -0,0 +1,133 @@
|
||||
From 7374c4ecbd591b02f7be4b2918addc6d5852aafb Mon Sep 17 00:00:00 2001
|
||||
Message-ID: <7374c4ecbd591b02f7be4b2918addc6d5852aafb.1760476767.git.crobinso@redhat.com>
|
||||
In-Reply-To: <b825bb556bd3967bf5422c243b77bd4038e317e2.1760476767.git.crobinso@redhat.com>
|
||||
References: <b825bb556bd3967bf5422c243b77bd4038e317e2.1760476767.git.crobinso@redhat.com>
|
||||
From: Michal Privoznik <mprivozn@redhat.com>
|
||||
Date: Mon, 13 Oct 2025 09:21:30 +0200
|
||||
Subject: [PATCH 4/8] wireshark: Fix int type of some virNetMessageHeader
|
||||
members
|
||||
Content-type: text/plain
|
||||
|
||||
Our virNetMessageHeader is a struct that's declared as follows:
|
||||
|
||||
struct virNetMessageHeader {
|
||||
unsigned prog;
|
||||
unsigned vers;
|
||||
int proc;
|
||||
virNetMessageType type;
|
||||
unsigned serial;
|
||||
virNetMessageStatus status;
|
||||
};
|
||||
|
||||
Now, per RFC 4506 enums are also encoded as signed integers. This
|
||||
means, that only 'prog', 'vers' and 'serial' are really unsigned
|
||||
integers. The others ('proc', 'type' and 'status') are encoded as
|
||||
signed integers. Fix their type when dissecting.
|
||||
|
||||
While at it, also follow latest trend in wireshark and switch
|
||||
from guint32 to uint32_t.
|
||||
|
||||
Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
|
||||
Reviewed-by: Peter Krempa <pkrempa@redhat.com>
|
||||
Signed-off-by: Cole Robinson <crobinso@redhat.com>
|
||||
---
|
||||
tools/wireshark/src/packet-libvirt.c | 34 +++++++++++++++++++---------
|
||||
1 file changed, 23 insertions(+), 11 deletions(-)
|
||||
|
||||
diff --git a/tools/wireshark/src/packet-libvirt.c b/tools/wireshark/src/packet-libvirt.c
|
||||
index da2aabd98a..af14c6bed7 100644
|
||||
--- a/tools/wireshark/src/packet-libvirt.c
|
||||
+++ b/tools/wireshark/src/packet-libvirt.c
|
||||
@@ -92,7 +92,7 @@ typedef gboolean (*vir_xdr_dissector_t)(tvbuff_t *tvb, proto_tree *tree, XDR *xd
|
||||
|
||||
typedef struct vir_dissector_index vir_dissector_index_t;
|
||||
struct vir_dissector_index {
|
||||
- guint32 proc;
|
||||
+ int32_t proc;
|
||||
vir_xdr_dissector_t args;
|
||||
vir_xdr_dissector_t ret;
|
||||
vir_xdr_dissector_t msg;
|
||||
@@ -275,8 +275,10 @@ dissect_xdr_array(tvbuff_t *tvb, proto_tree *tree, XDR *xdrs, int hf, gint ett,
|
||||
}
|
||||
|
||||
static vir_xdr_dissector_t
|
||||
-find_payload_dissector(guint32 proc, guint32 type,
|
||||
- const vir_dissector_index_t *pds, gsize length)
|
||||
+find_payload_dissector(int32_t proc,
|
||||
+ enum vir_net_message_type type,
|
||||
+ const vir_dissector_index_t *pds,
|
||||
+ gsize length)
|
||||
{
|
||||
const vir_dissector_index_t *pd;
|
||||
guint32 first, last, direction;
|
||||
@@ -309,6 +311,10 @@ find_payload_dissector(guint32 proc, guint32 type,
|
||||
return pd->ret;
|
||||
case VIR_NET_MESSAGE:
|
||||
return pd->msg;
|
||||
+ case VIR_NET_STREAM:
|
||||
+ case VIR_NET_STREAM_HOLE:
|
||||
+ /* Handled elsewhere */
|
||||
+ return NULL;
|
||||
}
|
||||
return NULL;
|
||||
}
|
||||
@@ -397,8 +403,12 @@ dissect_xdr_stream_hole(tvbuff_t *tvb, proto_tree *tree, XDR *xdrs, int hf)
|
||||
#include "libvirt/protocol.h"
|
||||
|
||||
static void
|
||||
-dissect_libvirt_payload(tvbuff_t *tvb, proto_tree *tree,
|
||||
- guint32 prog, guint32 proc, guint32 type, guint32 status)
|
||||
+dissect_libvirt_payload(tvbuff_t *tvb,
|
||||
+ proto_tree *tree,
|
||||
+ uint32_t prog,
|
||||
+ int32_t proc,
|
||||
+ int32_t type,
|
||||
+ int32_t status)
|
||||
{
|
||||
gssize payload_length;
|
||||
|
||||
@@ -430,7 +440,8 @@ dissect_libvirt_payload(tvbuff_t *tvb, proto_tree *tree,
|
||||
return;
|
||||
|
||||
unknown:
|
||||
- dbg("Cannot determine payload: Prog=%u, Proc=%u, Type=%u, Status=%u", prog, proc, type, status);
|
||||
+ dbg("Cannot determine payload: Prog=%u, Proc=%d, Type=%d, Status=%d",
|
||||
+ prog, proc, type, status);
|
||||
proto_tree_add_item(tree, hf_libvirt_unknown, tvb, VIR_HEADER_LEN, -1, ENC_NA);
|
||||
}
|
||||
|
||||
@@ -439,7 +450,8 @@ dissect_libvirt_message(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree,
|
||||
void *opaque G_GNUC_UNUSED)
|
||||
{
|
||||
goffset offset;
|
||||
- guint32 prog, proc, type, serial, status;
|
||||
+ uint32_t prog, serial;
|
||||
+ int32_t proc, type, status;
|
||||
const value_string *vs;
|
||||
|
||||
col_set_str(pinfo->cinfo, COL_PROTOCOL, "Libvirt");
|
||||
@@ -448,17 +460,17 @@ dissect_libvirt_message(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree,
|
||||
offset = 4; /* End of length field */
|
||||
prog = tvb_get_ntohl(tvb, offset); offset += 4;
|
||||
offset += 4; /* Ignore version header field */
|
||||
- proc = tvb_get_ntohl(tvb, offset); offset += 4;
|
||||
- type = tvb_get_ntohl(tvb, offset); offset += 4;
|
||||
+ proc = tvb_get_ntohil(tvb, offset); offset += 4;
|
||||
+ type = tvb_get_ntohil(tvb, offset); offset += 4;
|
||||
serial = tvb_get_ntohl(tvb, offset); offset += 4;
|
||||
- status = tvb_get_ntohl(tvb, offset); offset += 4;
|
||||
+ status = tvb_get_ntohil(tvb, offset); offset += 4;
|
||||
|
||||
col_add_fstr(pinfo->cinfo, COL_INFO, "Prog=%s",
|
||||
val_to_str(prog, program_strings, "%x"));
|
||||
|
||||
vs = get_program_data(prog, VIR_PROGRAM_PROCSTRINGS);
|
||||
if (vs == NULL) {
|
||||
- col_append_fstr(pinfo->cinfo, COL_INFO, " Proc=%u", proc);
|
||||
+ col_append_fstr(pinfo->cinfo, COL_INFO, " Proc=%d", proc);
|
||||
} else {
|
||||
col_append_fstr(pinfo->cinfo, COL_INFO, " Proc=%s", val_to_str(proc, vs, "%d"));
|
||||
}
|
||||
--
|
||||
2.51.0
|
||||
|
||||
@@ -1,177 +0,0 @@
|
||||
From: Peter Krempa <pkrempa@redhat.com>
|
||||
Date: Wed, 15 Nov 2017 13:15:57 +0100
|
||||
Subject: [PATCH] qemu: Move snapshot disk validation functions into one
|
||||
|
||||
Move the code so that both the new image and old image can be verified
|
||||
in the same function.
|
||||
|
||||
(cherry picked from commit 8ffdeed455650557df531aafc66c20b31bd4e0c4)
|
||||
---
|
||||
src/qemu/qemu_driver.c | 91 ++++++++++++++++++++------------------------------
|
||||
1 file changed, 36 insertions(+), 55 deletions(-)
|
||||
|
||||
diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c
|
||||
index 1f9264639..57f0c2bf4 100644
|
||||
--- a/src/qemu/qemu_driver.c
|
||||
+++ b/src/qemu/qemu_driver.c
|
||||
@@ -13793,17 +13793,19 @@ qemuDomainSnapshotCreateActiveInternal(virConnectPtr conn,
|
||||
|
||||
|
||||
static int
|
||||
-qemuDomainSnapshotPrepareDiskExternalBackingInactive(virDomainDiskDefPtr disk)
|
||||
+qemuDomainSnapshotPrepareDiskExternalInactive(virDomainSnapshotDiskDefPtr snapdisk,
|
||||
+ virDomainDiskDefPtr domdisk)
|
||||
{
|
||||
- int actualType = virStorageSourceGetActualType(disk->src);
|
||||
+ int domDiskType = virStorageSourceGetActualType(domdisk->src);
|
||||
+ int snapDiskType = virStorageSourceGetActualType(snapdisk->src);
|
||||
|
||||
- switch ((virStorageType) actualType) {
|
||||
+ switch ((virStorageType) domDiskType) {
|
||||
case VIR_STORAGE_TYPE_BLOCK:
|
||||
case VIR_STORAGE_TYPE_FILE:
|
||||
- return 0;
|
||||
+ break;
|
||||
|
||||
case VIR_STORAGE_TYPE_NETWORK:
|
||||
- switch ((virStorageNetProtocol) disk->src->protocol) {
|
||||
+ switch ((virStorageNetProtocol) domdisk->src->protocol) {
|
||||
case VIR_STORAGE_NET_PROTOCOL_NONE:
|
||||
case VIR_STORAGE_NET_PROTOCOL_NBD:
|
||||
case VIR_STORAGE_NET_PROTOCOL_RBD:
|
||||
@@ -13820,7 +13822,7 @@ qemuDomainSnapshotPrepareDiskExternalBackingInactive(virDomainDiskDefPtr disk)
|
||||
virReportError(VIR_ERR_INTERNAL_ERROR,
|
||||
_("external inactive snapshots are not supported on "
|
||||
"'network' disks using '%s' protocol"),
|
||||
- virStorageNetProtocolTypeToString(disk->src->protocol));
|
||||
+ virStorageNetProtocolTypeToString(domdisk->src->protocol));
|
||||
return -1;
|
||||
}
|
||||
break;
|
||||
@@ -13831,7 +13833,23 @@ qemuDomainSnapshotPrepareDiskExternalBackingInactive(virDomainDiskDefPtr disk)
|
||||
case VIR_STORAGE_TYPE_LAST:
|
||||
virReportError(VIR_ERR_INTERNAL_ERROR,
|
||||
_("external inactive snapshots are not supported on "
|
||||
- "'%s' disks"), virStorageTypeToString(actualType));
|
||||
+ "'%s' disks"), virStorageTypeToString(domDiskType));
|
||||
+ return -1;
|
||||
+ }
|
||||
+
|
||||
+ switch ((virStorageType) snapDiskType) {
|
||||
+ case VIR_STORAGE_TYPE_BLOCK:
|
||||
+ case VIR_STORAGE_TYPE_FILE:
|
||||
+ break;
|
||||
+
|
||||
+ case VIR_STORAGE_TYPE_NETWORK:
|
||||
+ case VIR_STORAGE_TYPE_DIR:
|
||||
+ case VIR_STORAGE_TYPE_VOLUME:
|
||||
+ case VIR_STORAGE_TYPE_NONE:
|
||||
+ case VIR_STORAGE_TYPE_LAST:
|
||||
+ virReportError(VIR_ERR_INTERNAL_ERROR,
|
||||
+ _("external inactive snapshots are not supported on "
|
||||
+ "'%s' disks"), virStorageTypeToString(snapDiskType));
|
||||
return -1;
|
||||
}
|
||||
|
||||
@@ -13840,33 +13858,27 @@ qemuDomainSnapshotPrepareDiskExternalBackingInactive(virDomainDiskDefPtr disk)
|
||||
|
||||
|
||||
static int
|
||||
-qemuDomainSnapshotPrepareDiskExternalBackingActive(virDomainDiskDefPtr disk)
|
||||
+qemuDomainSnapshotPrepareDiskExternalActive(virDomainSnapshotDiskDefPtr snapdisk,
|
||||
+ virDomainDiskDefPtr domdisk)
|
||||
{
|
||||
- if (disk->device == VIR_DOMAIN_DISK_DEVICE_LUN) {
|
||||
+ int actualType = virStorageSourceGetActualType(snapdisk->src);
|
||||
+
|
||||
+ if (domdisk->device == VIR_DOMAIN_DISK_DEVICE_LUN) {
|
||||
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
|
||||
_("external active snapshots are not supported on scsi "
|
||||
"passthrough devices"));
|
||||
return -1;
|
||||
}
|
||||
|
||||
- return 0;
|
||||
-}
|
||||
-
|
||||
-
|
||||
-static int
|
||||
-qemuDomainSnapshotPrepareDiskExternalOverlayActive(virDomainSnapshotDiskDefPtr disk)
|
||||
-{
|
||||
- int actualType = virStorageSourceGetActualType(disk->src);
|
||||
-
|
||||
switch ((virStorageType) actualType) {
|
||||
case VIR_STORAGE_TYPE_BLOCK:
|
||||
case VIR_STORAGE_TYPE_FILE:
|
||||
- return 0;
|
||||
+ break;
|
||||
|
||||
case VIR_STORAGE_TYPE_NETWORK:
|
||||
- switch ((virStorageNetProtocol) disk->src->protocol) {
|
||||
+ switch ((virStorageNetProtocol) snapdisk->src->protocol) {
|
||||
case VIR_STORAGE_NET_PROTOCOL_GLUSTER:
|
||||
- return 0;
|
||||
+ break;
|
||||
|
||||
case VIR_STORAGE_NET_PROTOCOL_NONE:
|
||||
case VIR_STORAGE_NET_PROTOCOL_NBD:
|
||||
@@ -13883,7 +13895,7 @@ qemuDomainSnapshotPrepareDiskExternalOverlayActive(virDomainSnapshotDiskDefPtr d
|
||||
virReportError(VIR_ERR_INTERNAL_ERROR,
|
||||
_("external active snapshots are not supported on "
|
||||
"'network' disks using '%s' protocol"),
|
||||
- virStorageNetProtocolTypeToString(disk->src->protocol));
|
||||
+ virStorageNetProtocolTypeToString(snapdisk->src->protocol));
|
||||
return -1;
|
||||
|
||||
}
|
||||
@@ -13903,31 +13915,6 @@ qemuDomainSnapshotPrepareDiskExternalOverlayActive(virDomainSnapshotDiskDefPtr d
|
||||
}
|
||||
|
||||
|
||||
-static int
|
||||
-qemuDomainSnapshotPrepareDiskExternalOverlayInactive(virDomainSnapshotDiskDefPtr disk)
|
||||
-{
|
||||
- int actualType = virStorageSourceGetActualType(disk->src);
|
||||
-
|
||||
- switch ((virStorageType) actualType) {
|
||||
- case VIR_STORAGE_TYPE_BLOCK:
|
||||
- case VIR_STORAGE_TYPE_FILE:
|
||||
- return 0;
|
||||
-
|
||||
- case VIR_STORAGE_TYPE_NETWORK:
|
||||
- case VIR_STORAGE_TYPE_DIR:
|
||||
- case VIR_STORAGE_TYPE_VOLUME:
|
||||
- case VIR_STORAGE_TYPE_NONE:
|
||||
- case VIR_STORAGE_TYPE_LAST:
|
||||
- virReportError(VIR_ERR_INTERNAL_ERROR,
|
||||
- _("external inactive snapshots are not supported on "
|
||||
- "'%s' disks"), virStorageTypeToString(actualType));
|
||||
- return -1;
|
||||
- }
|
||||
-
|
||||
- return 0;
|
||||
-}
|
||||
-
|
||||
-
|
||||
static int
|
||||
qemuDomainSnapshotPrepareDiskExternal(virConnectPtr conn,
|
||||
virDomainDiskDefPtr disk,
|
||||
@@ -13945,16 +13932,10 @@ qemuDomainSnapshotPrepareDiskExternal(virConnectPtr conn,
|
||||
if (virStorageTranslateDiskSourcePool(conn, disk) < 0)
|
||||
return -1;
|
||||
|
||||
- if (qemuDomainSnapshotPrepareDiskExternalBackingInactive(disk) < 0)
|
||||
- return -1;
|
||||
-
|
||||
- if (qemuDomainSnapshotPrepareDiskExternalOverlayInactive(snapdisk) < 0)
|
||||
+ if (qemuDomainSnapshotPrepareDiskExternalInactive(snapdisk, disk) < 0)
|
||||
return -1;
|
||||
} else {
|
||||
- if (qemuDomainSnapshotPrepareDiskExternalBackingActive(disk) < 0)
|
||||
- return -1;
|
||||
-
|
||||
- if (qemuDomainSnapshotPrepareDiskExternalOverlayActive(snapdisk) < 0)
|
||||
+ if (qemuDomainSnapshotPrepareDiskExternalActive(snapdisk, disk) < 0)
|
||||
return -1;
|
||||
}
|
||||
|
||||
@@ -0,0 +1,46 @@
|
||||
From 1086888f95a322101f8cf53b63c96600ccbeb882 Mon Sep 17 00:00:00 2001
|
||||
Message-ID: <1086888f95a322101f8cf53b63c96600ccbeb882.1760476767.git.crobinso@redhat.com>
|
||||
In-Reply-To: <b825bb556bd3967bf5422c243b77bd4038e317e2.1760476767.git.crobinso@redhat.com>
|
||||
References: <b825bb556bd3967bf5422c243b77bd4038e317e2.1760476767.git.crobinso@redhat.com>
|
||||
From: Michal Privoznik <mprivozn@redhat.com>
|
||||
Date: Fri, 10 Oct 2025 19:16:54 +0200
|
||||
Subject: [PATCH 5/8] wireshark: Don't special case retval of
|
||||
get_program_data() in dissect_libvirt_message()
|
||||
Content-type: text/plain
|
||||
|
||||
The get_program_data() function returns a pointer (in this
|
||||
specific case to an array of procedure strings) which, if
|
||||
non-NULL is then passed val_to_str(). Well, if val_to_str() sees
|
||||
NULL it is treated gracefully, i.e. like if the numeric value
|
||||
'proc' wasn't found in the array.
|
||||
|
||||
Therefore, there's no need to special case call to
|
||||
col_append_fstr(). Both result into the same behaviour.
|
||||
|
||||
Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
|
||||
Reviewed-by: Peter Krempa <pkrempa@redhat.com>
|
||||
Signed-off-by: Cole Robinson <crobinso@redhat.com>
|
||||
---
|
||||
tools/wireshark/src/packet-libvirt.c | 6 +-----
|
||||
1 file changed, 1 insertion(+), 5 deletions(-)
|
||||
|
||||
diff --git a/tools/wireshark/src/packet-libvirt.c b/tools/wireshark/src/packet-libvirt.c
|
||||
index af14c6bed7..6c729801d4 100644
|
||||
--- a/tools/wireshark/src/packet-libvirt.c
|
||||
+++ b/tools/wireshark/src/packet-libvirt.c
|
||||
@@ -469,11 +469,7 @@ dissect_libvirt_message(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree,
|
||||
val_to_str(prog, program_strings, "%x"));
|
||||
|
||||
vs = get_program_data(prog, VIR_PROGRAM_PROCSTRINGS);
|
||||
- if (vs == NULL) {
|
||||
- col_append_fstr(pinfo->cinfo, COL_INFO, " Proc=%d", proc);
|
||||
- } else {
|
||||
- col_append_fstr(pinfo->cinfo, COL_INFO, " Proc=%s", val_to_str(proc, vs, "%d"));
|
||||
- }
|
||||
+ col_append_fstr(pinfo->cinfo, COL_INFO, " Proc=%s", val_to_str(proc, vs, "%d"));
|
||||
|
||||
col_append_fstr(pinfo->cinfo, COL_INFO, " Type=%s Serial=%u Status=%s",
|
||||
val_to_str(type, type_strings, "%d"), serial,
|
||||
--
|
||||
2.51.0
|
||||
|
||||
@@ -1,55 +0,0 @@
|
||||
From: Peter Krempa <pkrempa@redhat.com>
|
||||
Date: Tue, 14 Nov 2017 15:34:46 +0100
|
||||
Subject: [PATCH] qemu: block: Add function to check if storage source allows
|
||||
concurrent access
|
||||
|
||||
Storage source format backing a shared device (e.g. running a cluster
|
||||
filesystem) needs to support the sharing so that metadata are not
|
||||
corrupted. Add a central function for checking this.
|
||||
|
||||
(cherry picked from commit 1fc3cd8731640aefc48bbd9fc489f21cb99c6f67)
|
||||
---
|
||||
src/qemu/qemu_block.c | 15 +++++++++++++++
|
||||
src/qemu/qemu_block.h | 3 +++
|
||||
2 files changed, 18 insertions(+)
|
||||
|
||||
diff --git a/src/qemu/qemu_block.c b/src/qemu/qemu_block.c
|
||||
index 7fb12ea5a..4c0a5eb78 100644
|
||||
--- a/src/qemu/qemu_block.c
|
||||
+++ b/src/qemu/qemu_block.c
|
||||
@@ -379,6 +379,21 @@ qemuBlockGetNodeData(virJSONValuePtr data)
|
||||
}
|
||||
|
||||
|
||||
+/**
|
||||
+ * qemuBlockStorageSourceSupportsConcurrentAccess:
|
||||
+ * @src: disk storage source
|
||||
+ *
|
||||
+ * Returns true if the given storage format supports concurrent access from two
|
||||
+ * separate processes.
|
||||
+ */
|
||||
+bool
|
||||
+qemuBlockStorageSourceSupportsConcurrentAccess(virStorageSourcePtr src)
|
||||
+{
|
||||
+ /* no need to check in backing chain since only RAW storage supports this */
|
||||
+ return src->format == VIR_STORAGE_FILE_RAW;
|
||||
+}
|
||||
+
|
||||
+
|
||||
/**
|
||||
* qemuBlockStorageSourceBuildHostsJSONSocketAddress:
|
||||
* @src: disk storage source
|
||||
diff --git a/src/qemu/qemu_block.h b/src/qemu/qemu_block.h
|
||||
index f0a2c9aa7..ebf3149ce 100644
|
||||
--- a/src/qemu/qemu_block.h
|
||||
+++ b/src/qemu/qemu_block.h
|
||||
@@ -53,6 +53,9 @@ qemuBlockNodeNamesDetect(virQEMUDriverPtr driver,
|
||||
virHashTablePtr
|
||||
qemuBlockGetNodeData(virJSONValuePtr data);
|
||||
|
||||
+bool
|
||||
+qemuBlockStorageSourceSupportsConcurrentAccess(virStorageSourcePtr src);
|
||||
+
|
||||
virJSONValuePtr
|
||||
qemuBlockStorageSourceGetBackendProps(virStorageSourcePtr src);
|
||||
|
||||
@@ -0,0 +1,68 @@
|
||||
From ba2c4bdd5cbccd5c0673149cf76802c98b70d2f7 Mon Sep 17 00:00:00 2001
|
||||
Message-ID: <ba2c4bdd5cbccd5c0673149cf76802c98b70d2f7.1760476767.git.crobinso@redhat.com>
|
||||
In-Reply-To: <b825bb556bd3967bf5422c243b77bd4038e317e2.1760476767.git.crobinso@redhat.com>
|
||||
References: <b825bb556bd3967bf5422c243b77bd4038e317e2.1760476767.git.crobinso@redhat.com>
|
||||
From: Michal Privoznik <mprivozn@redhat.com>
|
||||
Date: Fri, 10 Oct 2025 18:23:18 +0200
|
||||
Subject: [PATCH 6/8] wireshark: Introduce and use vir_val_to_str()
|
||||
Content-type: text/plain
|
||||
|
||||
Wireshark offers val_to_str() function which converts numeric
|
||||
value to string by looking up value ('val') in an array ('vs') of
|
||||
<val, string> pairs. If no corresponding string is found, then
|
||||
the value is formatted using given 'fmt' string.
|
||||
|
||||
Starting from wireshark-4.6.0 not only this function gained
|
||||
another argument but also returns a strdup()-ed string. To keep
|
||||
our code simple, let's introduce a wrapper so which can be then
|
||||
adjusted as needed.
|
||||
|
||||
Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
|
||||
Reviewed-by: Peter Krempa <pkrempa@redhat.com>
|
||||
Signed-off-by: Cole Robinson <crobinso@redhat.com>
|
||||
---
|
||||
tools/wireshark/src/packet-libvirt.c | 17 +++++++++++++----
|
||||
1 file changed, 13 insertions(+), 4 deletions(-)
|
||||
|
||||
diff --git a/tools/wireshark/src/packet-libvirt.c b/tools/wireshark/src/packet-libvirt.c
|
||||
index 6c729801d4..f6ad2c4578 100644
|
||||
--- a/tools/wireshark/src/packet-libvirt.c
|
||||
+++ b/tools/wireshark/src/packet-libvirt.c
|
||||
@@ -140,6 +140,15 @@ static const value_string status_strings[] = {
|
||||
{ -1, NULL }
|
||||
};
|
||||
|
||||
+static const char *
|
||||
+G_GNUC_PRINTF(3, 0)
|
||||
+vir_val_to_str(const uint32_t val,
|
||||
+ const value_string *vs,
|
||||
+ const char *fmt)
|
||||
+{
|
||||
+ return val_to_str(val, vs, fmt);
|
||||
+}
|
||||
+
|
||||
static gboolean
|
||||
dissect_xdr_string(tvbuff_t *tvb, proto_tree *tree, XDR *xdrs, int hf,
|
||||
guint32 maxlen)
|
||||
@@ -466,14 +475,14 @@ dissect_libvirt_message(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree,
|
||||
status = tvb_get_ntohil(tvb, offset); offset += 4;
|
||||
|
||||
col_add_fstr(pinfo->cinfo, COL_INFO, "Prog=%s",
|
||||
- val_to_str(prog, program_strings, "%x"));
|
||||
+ vir_val_to_str(prog, program_strings, "%x"));
|
||||
|
||||
vs = get_program_data(prog, VIR_PROGRAM_PROCSTRINGS);
|
||||
- col_append_fstr(pinfo->cinfo, COL_INFO, " Proc=%s", val_to_str(proc, vs, "%d"));
|
||||
+ col_append_fstr(pinfo->cinfo, COL_INFO, " Proc=%s", vir_val_to_str(proc, vs, "%d"));
|
||||
|
||||
col_append_fstr(pinfo->cinfo, COL_INFO, " Type=%s Serial=%u Status=%s",
|
||||
- val_to_str(type, type_strings, "%d"), serial,
|
||||
- val_to_str(status, status_strings, "%d"));
|
||||
+ vir_val_to_str(type, type_strings, "%d"), serial,
|
||||
+ vir_val_to_str(status, status_strings, "%d"));
|
||||
|
||||
if (tree) {
|
||||
gint *hf_proc;
|
||||
--
|
||||
2.51.0
|
||||
|
||||
@@ -1,146 +0,0 @@
|
||||
From: Peter Krempa <pkrempa@redhat.com>
|
||||
Date: Tue, 14 Nov 2017 15:37:09 +0100
|
||||
Subject: [PATCH] qemu: domain: Reject shared disk access if backing format
|
||||
does not support it
|
||||
|
||||
Disk sharing between two VMs may corrupt the images if the format driver
|
||||
does not support it. Check that the user declared use of a supported
|
||||
storage format when they want to share the disk.
|
||||
|
||||
Resolves: https://bugzilla.redhat.com/show_bug.cgi?id=1511480
|
||||
(cherry picked from commit 3b03a27cd00c2f032661d2bf8905795425752fc7)
|
||||
---
|
||||
src/qemu/qemu_domain.c | 29 +++++++++++++++++++++-
|
||||
.../qemuxml2argv-disk-drive-shared-qcow.xml | 28 +++++++++++++++++++++
|
||||
.../qemuxml2argv-disk-drive-shared.args | 2 +-
|
||||
.../qemuxml2argv-disk-drive-shared.xml | 2 +-
|
||||
tests/qemuxml2argvtest.c | 1 +
|
||||
5 files changed, 59 insertions(+), 3 deletions(-)
|
||||
create mode 100644 tests/qemuxml2argvdata/qemuxml2argv-disk-drive-shared-qcow.xml
|
||||
|
||||
diff --git a/src/qemu/qemu_domain.c b/src/qemu/qemu_domain.c
|
||||
index b98ffffae..42d17c1b0 100644
|
||||
--- a/src/qemu/qemu_domain.c
|
||||
+++ b/src/qemu/qemu_domain.c
|
||||
@@ -25,6 +25,7 @@
|
||||
|
||||
#include "qemu_domain.h"
|
||||
#include "qemu_alias.h"
|
||||
+#include "qemu_block.h"
|
||||
#include "qemu_cgroup.h"
|
||||
#include "qemu_command.h"
|
||||
#include "qemu_process.h"
|
||||
@@ -3299,6 +3300,29 @@ qemuDomainRedirdevDefValidate(const virDomainRedirdevDef *def)
|
||||
}
|
||||
|
||||
|
||||
+static int
|
||||
+qemuDomainDeviceDefValidateDisk(const virDomainDiskDef *disk)
|
||||
+{
|
||||
+ if (disk->src->shared && !disk->src->readonly) {
|
||||
+ if (disk->src->format <= VIR_STORAGE_FILE_AUTO) {
|
||||
+ virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
|
||||
+ _("shared access for disk '%s' requires use of "
|
||||
+ "explicitly specified disk format"), disk->dst);
|
||||
+ return -1;
|
||||
+ }
|
||||
+
|
||||
+ if (!qemuBlockStorageSourceSupportsConcurrentAccess(disk->src)) {
|
||||
+ virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
|
||||
+ _("shared access for disk '%s' requires use of "
|
||||
+ "supported storage format"), disk->dst);
|
||||
+ return -1;
|
||||
+ }
|
||||
+ }
|
||||
+
|
||||
+ return 0;
|
||||
+}
|
||||
+
|
||||
+
|
||||
static int
|
||||
qemuDomainDeviceDefValidate(const virDomainDeviceDef *dev,
|
||||
const virDomainDef *def ATTRIBUTE_UNUSED,
|
||||
@@ -3308,7 +3332,10 @@ qemuDomainDeviceDefValidate(const virDomainDeviceDef *dev,
|
||||
virQEMUDriverConfigPtr cfg = virQEMUDriverGetConfig(driver);
|
||||
int ret = -1;
|
||||
|
||||
- if (dev->type == VIR_DOMAIN_DEVICE_NET) {
|
||||
+ if (dev->type == VIR_DOMAIN_DEVICE_DISK) {
|
||||
+ if (qemuDomainDeviceDefValidateDisk(dev->data.disk) < 0)
|
||||
+ goto cleanup;
|
||||
+ } else if (dev->type == VIR_DOMAIN_DEVICE_NET) {
|
||||
const virDomainNetDef *net = dev->data.net;
|
||||
|
||||
if (net->guestIP.nroutes || net->guestIP.nips) {
|
||||
diff --git a/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-shared-qcow.xml b/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-shared-qcow.xml
|
||||
new file mode 100644
|
||||
index 000000000..ca88a944b
|
||||
--- /dev/null
|
||||
+++ b/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-shared-qcow.xml
|
||||
@@ -0,0 +1,28 @@
|
||||
+<domain type='qemu'>
|
||||
+ <name>QEMUGuest1</name>
|
||||
+ <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
|
||||
+ <memory unit='KiB'>219136</memory>
|
||||
+ <currentMemory unit='KiB'>219136</currentMemory>
|
||||
+ <vcpu placement='static'>1</vcpu>
|
||||
+ <os>
|
||||
+ <type arch='i686' machine='pc'>hvm</type>
|
||||
+ <boot dev='hd'/>
|
||||
+ </os>
|
||||
+ <clock offset='utc'/>
|
||||
+ <on_poweroff>destroy</on_poweroff>
|
||||
+ <on_reboot>restart</on_reboot>
|
||||
+ <on_crash>destroy</on_crash>
|
||||
+ <devices>
|
||||
+ <emulator>/usr/bin/qemu-system-i686</emulator>
|
||||
+ <disk type='block' device='disk'>
|
||||
+ <driver name='qemu' type='qcow2'/>
|
||||
+ <source dev='/dev/HostVG/QEMUGuest1'/>
|
||||
+ <target dev='hda' bus='ide'/>
|
||||
+ <shareable/>
|
||||
+ <address type='drive' controller='0' bus='0' target='0' unit='0'/>
|
||||
+ </disk>
|
||||
+ <controller type='usb' index='0'/>
|
||||
+ <controller type='ide' index='0'/>
|
||||
+ <memballoon model='virtio'/>
|
||||
+ </devices>
|
||||
+</domain>
|
||||
diff --git a/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-shared.args b/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-shared.args
|
||||
index 502157bf8..326fde1b3 100644
|
||||
--- a/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-shared.args
|
||||
+++ b/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-shared.args
|
||||
@@ -19,7 +19,7 @@ server,nowait \
|
||||
-no-acpi \
|
||||
-boot c \
|
||||
-usb \
|
||||
--drive file=/dev/HostVG/QEMUGuest1,format=qcow2,if=none,id=drive-ide0-0-0,\
|
||||
+-drive file=/dev/HostVG/QEMUGuest1,format=raw,if=none,id=drive-ide0-0-0,\
|
||||
serial=XYZXYZXYZYXXYZYZYXYZY,cache=none \
|
||||
-device ide-drive,bus=ide.0,unit=0,drive=drive-ide0-0-0,id=ide0-0-0 \
|
||||
-drive file=/dev/HostVG/QEMUGuest2,format=raw,if=none,media=cdrom,\
|
||||
diff --git a/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-shared.xml b/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-shared.xml
|
||||
index 9f7472378..677c2b0b7 100644
|
||||
--- a/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-shared.xml
|
||||
+++ b/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-shared.xml
|
||||
@@ -15,7 +15,7 @@
|
||||
<devices>
|
||||
<emulator>/usr/bin/qemu-system-i686</emulator>
|
||||
<disk type='block' device='disk'>
|
||||
- <driver name='qemu' type='qcow2'/>
|
||||
+ <driver name='qemu' type='raw'/>
|
||||
<source dev='/dev/HostVG/QEMUGuest1'/>
|
||||
<target dev='hda' bus='ide'/>
|
||||
<shareable/>
|
||||
diff --git a/tests/qemuxml2argvtest.c b/tests/qemuxml2argvtest.c
|
||||
index 18f06e5aa..93f892229 100644
|
||||
--- a/tests/qemuxml2argvtest.c
|
||||
+++ b/tests/qemuxml2argvtest.c
|
||||
@@ -895,6 +895,7 @@ mymain(void)
|
||||
QEMU_CAPS_DRIVE_BOOT);
|
||||
DO_TEST("disk-drive-shared",
|
||||
QEMU_CAPS_DRIVE_SERIAL);
|
||||
+ DO_TEST_PARSE_ERROR("disk-drive-shared-qcow", NONE);
|
||||
DO_TEST("disk-drive-error-policy-stop",
|
||||
QEMU_CAPS_MONITOR_JSON);
|
||||
DO_TEST("disk-drive-error-policy-enospace",
|
||||
@@ -0,0 +1,165 @@
|
||||
From 002b9f559d69b92e77ab2d234df6966fecdaf0ec Mon Sep 17 00:00:00 2001
|
||||
Message-ID: <002b9f559d69b92e77ab2d234df6966fecdaf0ec.1760476767.git.crobinso@redhat.com>
|
||||
In-Reply-To: <b825bb556bd3967bf5422c243b77bd4038e317e2.1760476767.git.crobinso@redhat.com>
|
||||
References: <b825bb556bd3967bf5422c243b77bd4038e317e2.1760476767.git.crobinso@redhat.com>
|
||||
From: Michal Privoznik <mprivozn@redhat.com>
|
||||
Date: Fri, 10 Oct 2025 19:13:48 +0200
|
||||
Subject: [PATCH 7/8] wireshark: Don't leak column strings
|
||||
Content-type: text/plain
|
||||
|
||||
One of the problems of using val_to_str() is that it may return a
|
||||
const string from given table ('vs'), OR return an allocated one.
|
||||
Since the caller has no idea which case it is, it resides to safe
|
||||
option and don't free returned string. But that might lead to a
|
||||
memleak. This behaviour is fixed with wireshark-4.6.0 and support
|
||||
for it will be introduced soon. But first, make vir_val_to_str()
|
||||
behave like fixed val_to_str() from newer wireshark: just always
|
||||
allocate the string.
|
||||
|
||||
Now, if val_to_str() needs to allocate new memory it obtains
|
||||
allocator by calling wmem_packet_scope() which is what we may do
|
||||
too.
|
||||
|
||||
Hand in hand with that, we need to free the memory using the
|
||||
correct allocator, hence wmem_free(). But let's put it into a
|
||||
wrapper vir_wmem_free() because just like val_to_str(), it'll
|
||||
need additional argument when adapting to new wireshark.
|
||||
|
||||
Oh, and freeing the memory right after col_add_fstr() is safe as
|
||||
it uses vsnprintf() under the hood to format passed args.
|
||||
|
||||
One last thing, the wmem.h file used to live under epan/wmem/ but
|
||||
then in v3.5.0~240 [1] was moved to wsutil/wmem/.
|
||||
|
||||
1: https://gitlab.com/wireshark/wireshark/-/commit/7f9c1f5f92c131354fc8b2b88d473706786064c0
|
||||
Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
|
||||
Reviewed-by: Peter Krempa <pkrempa@redhat.com>
|
||||
Signed-off-by: Cole Robinson <crobinso@redhat.com>
|
||||
---
|
||||
meson.build | 20 ++++++++++++++++
|
||||
tools/wireshark/src/meson.build | 1 +
|
||||
tools/wireshark/src/packet-libvirt.c | 35 ++++++++++++++++++++++------
|
||||
3 files changed, 49 insertions(+), 7 deletions(-)
|
||||
|
||||
diff --git a/meson.build b/meson.build
|
||||
index bcc18b20e5..a1e0e5ecd5 100644
|
||||
--- a/meson.build
|
||||
+++ b/meson.build
|
||||
@@ -1365,6 +1365,26 @@ if wireshark_dep.found()
|
||||
if cc.check_header('wireshark/ws_version.h')
|
||||
conf.set('WITH_WS_VERSION', 1)
|
||||
endif
|
||||
+
|
||||
+ # Find wmem.h
|
||||
+ # But it's not as easy as you'd think. Ubuntu 20.04 has split parts of
|
||||
+ # libwireshark.so into libwsutil.so but:
|
||||
+ # a) wireshark.pc never mentions it,
|
||||
+ # b) libwsutil-dev package doesn't install pkg-config file.
|
||||
+ # Fortunately, it's fixed in 24.04.
|
||||
+ if cc.check_header('wireshark/epan/wmem/wmem.h', dependencies: wireshark_dep)
|
||||
+ conf.set('WITH_WS_EPAN_WMEM', 1)
|
||||
+ elif cc.check_header('wireshark/wsutil/wmem/wmem.h', dependencies: wireshark_dep)
|
||||
+ conf.set('WITH_WS_WSUTIL_WMEM', 1)
|
||||
+ else
|
||||
+ error('Unable to locate wmem.h file')
|
||||
+ endif
|
||||
+
|
||||
+ # TODO: drop wsutil dep once support for Ubuntu 20.04 is dropped
|
||||
+ wsutil_dep = dependency('', required: false)
|
||||
+ if not cc.has_function('wmem_free', dependencies: wireshark_dep)
|
||||
+ wsutil_dep = cc.find_library('wsutil', required: true)
|
||||
+ endif
|
||||
endif
|
||||
|
||||
# generic build dependencies checks
|
||||
diff --git a/tools/wireshark/src/meson.build b/tools/wireshark/src/meson.build
|
||||
index 9b452dc5ca..ba0df913e0 100644
|
||||
--- a/tools/wireshark/src/meson.build
|
||||
+++ b/tools/wireshark/src/meson.build
|
||||
@@ -9,6 +9,7 @@ shared_library(
|
||||
],
|
||||
dependencies: [
|
||||
wireshark_dep,
|
||||
+ wsutil_dep,
|
||||
xdr_dep,
|
||||
tools_dep,
|
||||
],
|
||||
diff --git a/tools/wireshark/src/packet-libvirt.c b/tools/wireshark/src/packet-libvirt.c
|
||||
index f6ad2c4578..3178ac6f27 100644
|
||||
--- a/tools/wireshark/src/packet-libvirt.c
|
||||
+++ b/tools/wireshark/src/packet-libvirt.c
|
||||
@@ -21,6 +21,11 @@
|
||||
#include <wireshark/epan/proto.h>
|
||||
#include <wireshark/epan/packet.h>
|
||||
#include <wireshark/epan/dissectors/packet-tcp.h>
|
||||
+#ifdef WITH_WS_EPAN_WMEM
|
||||
+# include <wireshark/epan/wmem/wmem.h>
|
||||
+#elif WITH_WS_WSUTIL_WMEM
|
||||
+# include <wireshark/wsutil/wmem/wmem.h>
|
||||
+#endif
|
||||
#include <rpc/types.h>
|
||||
#include <rpc/xdr.h>
|
||||
#include "packet-libvirt.h"
|
||||
@@ -140,13 +145,19 @@ static const value_string status_strings[] = {
|
||||
{ -1, NULL }
|
||||
};
|
||||
|
||||
-static const char *
|
||||
+static char *
|
||||
G_GNUC_PRINTF(3, 0)
|
||||
vir_val_to_str(const uint32_t val,
|
||||
const value_string *vs,
|
||||
const char *fmt)
|
||||
{
|
||||
- return val_to_str(val, vs, fmt);
|
||||
+ return val_to_str_wmem(wmem_packet_scope(), val, vs, fmt);
|
||||
+}
|
||||
+
|
||||
+static void
|
||||
+vir_wmem_free(void *ptr)
|
||||
+{
|
||||
+ wmem_free(wmem_packet_scope(), ptr);
|
||||
}
|
||||
|
||||
static gboolean
|
||||
@@ -462,6 +473,10 @@ dissect_libvirt_message(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree,
|
||||
uint32_t prog, serial;
|
||||
int32_t proc, type, status;
|
||||
const value_string *vs;
|
||||
+ char *prog_str = NULL;
|
||||
+ char *proc_str = NULL;
|
||||
+ char *type_str = NULL;
|
||||
+ char *status_str = NULL;
|
||||
|
||||
col_set_str(pinfo->cinfo, COL_PROTOCOL, "Libvirt");
|
||||
col_clear(pinfo->cinfo, COL_INFO);
|
||||
@@ -474,15 +489,21 @@ dissect_libvirt_message(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree,
|
||||
serial = tvb_get_ntohl(tvb, offset); offset += 4;
|
||||
status = tvb_get_ntohil(tvb, offset); offset += 4;
|
||||
|
||||
- col_add_fstr(pinfo->cinfo, COL_INFO, "Prog=%s",
|
||||
- vir_val_to_str(prog, program_strings, "%x"));
|
||||
+ prog_str = vir_val_to_str(prog, program_strings, "%x");
|
||||
+ col_add_fstr(pinfo->cinfo, COL_INFO, "Prog=%s", prog_str);
|
||||
+ vir_wmem_free(prog_str);
|
||||
|
||||
vs = get_program_data(prog, VIR_PROGRAM_PROCSTRINGS);
|
||||
- col_append_fstr(pinfo->cinfo, COL_INFO, " Proc=%s", vir_val_to_str(proc, vs, "%d"));
|
||||
+ proc_str = vir_val_to_str(proc, vs, "%d");
|
||||
+ col_append_fstr(pinfo->cinfo, COL_INFO, " Proc=%s", proc_str);
|
||||
+ vir_wmem_free(proc_str);
|
||||
|
||||
+ type_str = vir_val_to_str(type, type_strings, "%d");
|
||||
+ status_str = vir_val_to_str(status, status_strings, "%d");
|
||||
col_append_fstr(pinfo->cinfo, COL_INFO, " Type=%s Serial=%u Status=%s",
|
||||
- vir_val_to_str(type, type_strings, "%d"), serial,
|
||||
- vir_val_to_str(status, status_strings, "%d"));
|
||||
+ type_str, serial, status_str);
|
||||
+ vir_wmem_free(status_str);
|
||||
+ vir_wmem_free(type_str);
|
||||
|
||||
if (tree) {
|
||||
gint *hf_proc;
|
||||
--
|
||||
2.51.0
|
||||
|
||||
@@ -1,63 +0,0 @@
|
||||
From: Peter Krempa <pkrempa@redhat.com>
|
||||
Date: Wed, 15 Nov 2017 13:41:01 +0100
|
||||
Subject: [PATCH] qemu: snapshot: Disallow snapshot of unsupported shared disks
|
||||
|
||||
Creating a snapshot would introduce a possibly unsupported member for
|
||||
sharing into the backing chain. Add a check to prevent that from
|
||||
happening.
|
||||
|
||||
Resolves: https://bugzilla.redhat.com/show_bug.cgi?id=1511480
|
||||
(cherry picked from commit 9b2fbfa6f6b535b9f41a7503531d43d86d7a8868)
|
||||
---
|
||||
src/qemu/qemu_driver.c | 24 ++++++++++++++++++++++++
|
||||
1 file changed, 24 insertions(+)
|
||||
|
||||
diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c
|
||||
index 57f0c2bf4..91119a494 100644
|
||||
--- a/src/qemu/qemu_driver.c
|
||||
+++ b/src/qemu/qemu_driver.c
|
||||
@@ -13792,6 +13792,24 @@ qemuDomainSnapshotCreateActiveInternal(virConnectPtr conn,
|
||||
}
|
||||
|
||||
|
||||
+static int
|
||||
+qemuDomainSnapshotPrepareDiskShared(virDomainSnapshotDiskDefPtr snapdisk,
|
||||
+ virDomainDiskDefPtr domdisk)
|
||||
+{
|
||||
+ if (!domdisk->src->shared || domdisk->src->readonly)
|
||||
+ return 0;
|
||||
+
|
||||
+ if (!qemuBlockStorageSourceSupportsConcurrentAccess(snapdisk->src)) {
|
||||
+ virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
|
||||
+ _("shared access for disk '%s' requires use of "
|
||||
+ "supported storage format"), domdisk->dst);
|
||||
+ return -1;
|
||||
+ }
|
||||
+
|
||||
+ return 0;
|
||||
+}
|
||||
+
|
||||
+
|
||||
static int
|
||||
qemuDomainSnapshotPrepareDiskExternalInactive(virDomainSnapshotDiskDefPtr snapdisk,
|
||||
virDomainDiskDefPtr domdisk)
|
||||
@@ -13853,6 +13871,9 @@ qemuDomainSnapshotPrepareDiskExternalInactive(virDomainSnapshotDiskDefPtr snapdi
|
||||
return -1;
|
||||
}
|
||||
|
||||
+ if (qemuDomainSnapshotPrepareDiskShared(snapdisk, domdisk) < 0)
|
||||
+ return -1;
|
||||
+
|
||||
return 0;
|
||||
}
|
||||
|
||||
@@ -13911,6 +13932,9 @@ qemuDomainSnapshotPrepareDiskExternalActive(virDomainSnapshotDiskDefPtr snapdisk
|
||||
return -1;
|
||||
}
|
||||
|
||||
+ if (qemuDomainSnapshotPrepareDiskShared(snapdisk, domdisk) < 0)
|
||||
+ return -1;
|
||||
+
|
||||
return 0;
|
||||
}
|
||||
|
||||
@@ -0,0 +1,493 @@
|
||||
From b42a12174c787b99cd6fcb29b44e4b13bd64ee58 Mon Sep 17 00:00:00 2001
|
||||
Message-ID: <b42a12174c787b99cd6fcb29b44e4b13bd64ee58.1760476767.git.crobinso@redhat.com>
|
||||
In-Reply-To: <b825bb556bd3967bf5422c243b77bd4038e317e2.1760476767.git.crobinso@redhat.com>
|
||||
References: <b825bb556bd3967bf5422c243b77bd4038e317e2.1760476767.git.crobinso@redhat.com>
|
||||
From: Michal Privoznik <mprivozn@redhat.com>
|
||||
Date: Fri, 10 Oct 2025 15:22:34 +0200
|
||||
Subject: [PATCH 8/8] wireshark: Adapt to wireshark-4.6.0
|
||||
Content-type: text/plain
|
||||
|
||||
The main difference is that wmem_packet_scope() is gone [1] but
|
||||
the packet_info struct has 'pool` member which points to the
|
||||
allocator used for given packet.
|
||||
|
||||
Unfortunately, while we were given pointer to packet_info at the
|
||||
entry level to our dissector (dissect_libvirt() ->
|
||||
tcp_dissect_pdus() -> dissect_libvirt_message()) it was never
|
||||
propagated to generated/primitive dissectors.
|
||||
|
||||
But not all dissectors need to allocate memory, so mark the new
|
||||
argument as unused. And while our generator could be rewritten so
|
||||
that the argument is annotated as unused iff it's really unused,
|
||||
I couldn't bother rewriting it. It's generated code after all.
|
||||
Too much work for little gain.
|
||||
|
||||
Another significant change is that val_to_str() now requires new
|
||||
argument: pointer to allocator to use because it always allocates
|
||||
new memory [2][3].
|
||||
|
||||
1: https://gitlab.com/wireshark/wireshark/-/commit/5ca5c9ca372e06881b23ba9f4fdcb6b479886444
|
||||
2: https://gitlab.com/wireshark/wireshark/-/commit/b63599762468e4cf1783419a5556377604d344bb
|
||||
3: https://gitlab.com/wireshark/wireshark/-/commit/84799be215313e61b83a3eaf074f89d6ee349b8c
|
||||
Resolves: https://gitlab.com/libvirt/libvirt/-/issues/823
|
||||
Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
|
||||
Reviewed-by: Peter Krempa <pkrempa@redhat.com>
|
||||
Signed-off-by: Cole Robinson <crobinso@redhat.com>
|
||||
---
|
||||
tools/wireshark/src/packet-libvirt.c | 157 +++++++++++++++++++--------
|
||||
tools/wireshark/util/genxdrstub.pl | 18 +--
|
||||
2 files changed, 119 insertions(+), 56 deletions(-)
|
||||
|
||||
diff --git a/tools/wireshark/src/packet-libvirt.c b/tools/wireshark/src/packet-libvirt.c
|
||||
index 3178ac6f27..c5c8fb4756 100644
|
||||
--- a/tools/wireshark/src/packet-libvirt.c
|
||||
+++ b/tools/wireshark/src/packet-libvirt.c
|
||||
@@ -63,7 +63,7 @@ static gint ett_libvirt_stream_hole = -1;
|
||||
|
||||
#define XDR_PRIMITIVE_DISSECTOR(xtype, ctype, ftype) \
|
||||
static gboolean \
|
||||
- dissect_xdr_##xtype(tvbuff_t *tvb, proto_tree *tree, XDR *xdrs, int hf) \
|
||||
+ dissect_xdr_##xtype(tvbuff_t *tvb, packet_info *pinfo G_GNUC_UNUSED, proto_tree *tree, XDR *xdrs, int hf) \
|
||||
{ \
|
||||
goffset start; \
|
||||
ctype val; \
|
||||
@@ -93,7 +93,7 @@ XDR_PRIMITIVE_DISSECTOR(bool, bool_t, boolean)
|
||||
|
||||
VIR_WARNINGS_RESET
|
||||
|
||||
-typedef gboolean (*vir_xdr_dissector_t)(tvbuff_t *tvb, proto_tree *tree, XDR *xdrs, int hf);
|
||||
+typedef gboolean (*vir_xdr_dissector_t)(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, XDR *xdrs, int hf);
|
||||
|
||||
typedef struct vir_dissector_index vir_dissector_index_t;
|
||||
struct vir_dissector_index {
|
||||
@@ -146,22 +146,32 @@ static const value_string status_strings[] = {
|
||||
};
|
||||
|
||||
static char *
|
||||
-G_GNUC_PRINTF(3, 0)
|
||||
-vir_val_to_str(const uint32_t val,
|
||||
+G_GNUC_PRINTF(4, 0)
|
||||
+vir_val_to_str(packet_info *pinfo,
|
||||
+ const uint32_t val,
|
||||
const value_string *vs,
|
||||
const char *fmt)
|
||||
{
|
||||
- return val_to_str_wmem(wmem_packet_scope(), val, vs, fmt);
|
||||
+#if WIRESHARK_VERSION < 4006000
|
||||
+ return val_to_str_wmem(pinfo->pool, val, vs, fmt);
|
||||
+#else
|
||||
+ return val_to_str(pinfo->pool, val, vs, fmt);
|
||||
+#endif
|
||||
}
|
||||
|
||||
static void
|
||||
-vir_wmem_free(void *ptr)
|
||||
+vir_wmem_free(packet_info *pinfo,
|
||||
+ void *ptr)
|
||||
{
|
||||
- wmem_free(wmem_packet_scope(), ptr);
|
||||
+ wmem_free(pinfo->pool, ptr);
|
||||
}
|
||||
|
||||
static gboolean
|
||||
-dissect_xdr_string(tvbuff_t *tvb, proto_tree *tree, XDR *xdrs, int hf,
|
||||
+dissect_xdr_string(tvbuff_t *tvb,
|
||||
+ packet_info *pinfo G_GNUC_UNUSED,
|
||||
+ proto_tree *tree,
|
||||
+ XDR *xdrs,
|
||||
+ int hf,
|
||||
guint32 maxlen)
|
||||
{
|
||||
goffset start;
|
||||
@@ -179,7 +189,11 @@ dissect_xdr_string(tvbuff_t *tvb, proto_tree *tree, XDR *xdrs, int hf,
|
||||
}
|
||||
|
||||
static gboolean
|
||||
-dissect_xdr_opaque(tvbuff_t *tvb, proto_tree *tree, XDR *xdrs, int hf,
|
||||
+dissect_xdr_opaque(tvbuff_t *tvb,
|
||||
+ packet_info *pinfo,
|
||||
+ proto_tree *tree,
|
||||
+ XDR *xdrs,
|
||||
+ int hf,
|
||||
guint32 size)
|
||||
{
|
||||
goffset start;
|
||||
@@ -190,7 +204,7 @@ dissect_xdr_opaque(tvbuff_t *tvb, proto_tree *tree, XDR *xdrs, int hf,
|
||||
start = xdr_getpos(xdrs);
|
||||
if ((rc = xdr_opaque(xdrs, (caddr_t)val, size))) {
|
||||
gint len = xdr_getpos(xdrs) - start;
|
||||
- const char *s = tvb_bytes_to_str(wmem_packet_scope(), tvb, start, len);
|
||||
+ const char *s = tvb_bytes_to_str(pinfo->pool, tvb, start, len);
|
||||
|
||||
proto_tree_add_bytes_format_value(tree, hf, tvb, start, len, NULL, "%s", s);
|
||||
} else {
|
||||
@@ -202,7 +216,11 @@ dissect_xdr_opaque(tvbuff_t *tvb, proto_tree *tree, XDR *xdrs, int hf,
|
||||
}
|
||||
|
||||
static gboolean
|
||||
-dissect_xdr_bytes(tvbuff_t *tvb, proto_tree *tree, XDR *xdrs, int hf,
|
||||
+dissect_xdr_bytes(tvbuff_t *tvb,
|
||||
+ packet_info *pinfo,
|
||||
+ proto_tree *tree,
|
||||
+ XDR *xdrs,
|
||||
+ int hf,
|
||||
guint32 maxlen)
|
||||
{
|
||||
goffset start;
|
||||
@@ -212,7 +230,7 @@ dissect_xdr_bytes(tvbuff_t *tvb, proto_tree *tree, XDR *xdrs, int hf,
|
||||
start = xdr_getpos(xdrs);
|
||||
if (xdr_bytes(xdrs, (char **)&val, &length, maxlen)) {
|
||||
gint len = xdr_getpos(xdrs) - start;
|
||||
- const char *s = tvb_bytes_to_str(wmem_packet_scope(), tvb, start, len);
|
||||
+ const char *s = tvb_bytes_to_str(pinfo->pool, tvb, start, len);
|
||||
|
||||
proto_tree_add_bytes_format_value(tree, hf, tvb, start, len, NULL, "%s", s);
|
||||
free(val);
|
||||
@@ -224,7 +242,11 @@ dissect_xdr_bytes(tvbuff_t *tvb, proto_tree *tree, XDR *xdrs, int hf,
|
||||
}
|
||||
|
||||
static gboolean
|
||||
-dissect_xdr_pointer(tvbuff_t *tvb, proto_tree *tree, XDR *xdrs, int hf,
|
||||
+dissect_xdr_pointer(tvbuff_t *tvb,
|
||||
+ packet_info *pinfo,
|
||||
+ proto_tree *tree,
|
||||
+ XDR *xdrs,
|
||||
+ int hf,
|
||||
vir_xdr_dissector_t dissect)
|
||||
{
|
||||
goffset start;
|
||||
@@ -236,7 +258,7 @@ dissect_xdr_pointer(tvbuff_t *tvb, proto_tree *tree, XDR *xdrs, int hf,
|
||||
return FALSE;
|
||||
}
|
||||
if (not_null) {
|
||||
- return dissect(tvb, tree, xdrs, hf);
|
||||
+ return dissect(tvb, pinfo, tree, xdrs, hf);
|
||||
} else {
|
||||
proto_item *ti;
|
||||
ti = proto_tree_add_item(tree, hf, tvb, start, xdr_getpos(xdrs) - start, ENC_NA);
|
||||
@@ -246,15 +268,22 @@ dissect_xdr_pointer(tvbuff_t *tvb, proto_tree *tree, XDR *xdrs, int hf,
|
||||
}
|
||||
|
||||
static gboolean
|
||||
-dissect_xdr_iterable(tvbuff_t *tvb, proto_item *ti, XDR *xdrs, gint ett, int rhf,
|
||||
- guint32 length, vir_xdr_dissector_t dissect, goffset start)
|
||||
+dissect_xdr_iterable(tvbuff_t *tvb,
|
||||
+ packet_info *pinfo,
|
||||
+ proto_item *ti,
|
||||
+ XDR *xdrs,
|
||||
+ gint ett,
|
||||
+ int rhf,
|
||||
+ guint32 length,
|
||||
+ vir_xdr_dissector_t dissect,
|
||||
+ goffset start)
|
||||
{
|
||||
proto_tree *tree;
|
||||
guint32 i;
|
||||
|
||||
tree = proto_item_add_subtree(ti, ett);
|
||||
for (i = 0; i < length; i++) {
|
||||
- if (!dissect(tvb, tree, xdrs, rhf))
|
||||
+ if (!dissect(tvb, pinfo, tree, xdrs, rhf))
|
||||
return FALSE;
|
||||
}
|
||||
proto_item_set_len(ti, xdr_getpos(xdrs) - start);
|
||||
@@ -262,8 +291,16 @@ dissect_xdr_iterable(tvbuff_t *tvb, proto_item *ti, XDR *xdrs, gint ett, int rhf
|
||||
}
|
||||
|
||||
static gboolean
|
||||
-dissect_xdr_vector(tvbuff_t *tvb, proto_tree *tree, XDR *xdrs, int hf, gint ett,
|
||||
- int rhf, const gchar *rtype, guint32 size, vir_xdr_dissector_t dissect)
|
||||
+dissect_xdr_vector(tvbuff_t *tvb,
|
||||
+ packet_info *pinfo,
|
||||
+ proto_tree *tree,
|
||||
+ XDR *xdrs,
|
||||
+ int hf,
|
||||
+ gint ett,
|
||||
+ int rhf,
|
||||
+ const gchar *rtype,
|
||||
+ guint32 size,
|
||||
+ vir_xdr_dissector_t dissect)
|
||||
{
|
||||
goffset start;
|
||||
proto_item *ti;
|
||||
@@ -271,12 +308,20 @@ dissect_xdr_vector(tvbuff_t *tvb, proto_tree *tree, XDR *xdrs, int hf, gint ett,
|
||||
start = xdr_getpos(xdrs);
|
||||
ti = proto_tree_add_item(tree, hf, tvb, start, -1, ENC_NA);
|
||||
proto_item_append_text(ti, " :: %s[%u]", rtype, size);
|
||||
- return dissect_xdr_iterable(tvb, ti, xdrs, ett, rhf, size, dissect, start);
|
||||
+ return dissect_xdr_iterable(tvb, pinfo, ti, xdrs, ett, rhf, size, dissect, start);
|
||||
}
|
||||
|
||||
static gboolean
|
||||
-dissect_xdr_array(tvbuff_t *tvb, proto_tree *tree, XDR *xdrs, int hf, gint ett,
|
||||
- int rhf, const gchar *rtype, guint32 maxlen, vir_xdr_dissector_t dissect)
|
||||
+dissect_xdr_array(tvbuff_t *tvb,
|
||||
+ packet_info *pinfo,
|
||||
+ proto_tree *tree,
|
||||
+ XDR *xdrs,
|
||||
+ int hf,
|
||||
+ gint ett,
|
||||
+ int rhf,
|
||||
+ const gchar *rtype,
|
||||
+ guint32 maxlen,
|
||||
+ vir_xdr_dissector_t dissect)
|
||||
{
|
||||
goffset start;
|
||||
proto_item *ti;
|
||||
@@ -291,7 +336,7 @@ dissect_xdr_array(tvbuff_t *tvb, proto_tree *tree, XDR *xdrs, int hf, gint ett,
|
||||
|
||||
ti = proto_tree_add_item(tree, hf, tvb, start, -1, ENC_NA);
|
||||
proto_item_append_text(ti, " :: %s<%u>", rtype, length);
|
||||
- return dissect_xdr_iterable(tvb, ti, xdrs, ett, rhf, length, dissect, start);
|
||||
+ return dissect_xdr_iterable(tvb, pinfo, ti, xdrs, ett, rhf, length, dissect, start);
|
||||
}
|
||||
|
||||
static vir_xdr_dissector_t
|
||||
@@ -340,7 +385,10 @@ find_payload_dissector(int32_t proc,
|
||||
}
|
||||
|
||||
static void
|
||||
-dissect_libvirt_stream(tvbuff_t *tvb, proto_tree *tree, gint payload_length)
|
||||
+dissect_libvirt_stream(tvbuff_t *tvb,
|
||||
+ packet_info *pinfo G_GNUC_UNUSED,
|
||||
+ proto_tree *tree,
|
||||
+ gint payload_length)
|
||||
{
|
||||
proto_tree_add_item(tree, hf_libvirt_stream, tvb, VIR_HEADER_LEN,
|
||||
payload_length - VIR_HEADER_LEN, ENC_NA);
|
||||
@@ -357,6 +405,7 @@ dissect_libvirt_num_of_fds(tvbuff_t *tvb, proto_tree *tree)
|
||||
|
||||
static void
|
||||
dissect_libvirt_fds(tvbuff_t *tvb G_GNUC_UNUSED,
|
||||
+ packet_info *pinfo G_GNUC_UNUSED,
|
||||
gint start G_GNUC_UNUSED,
|
||||
gint32 nfds G_GNUC_UNUSED)
|
||||
{
|
||||
@@ -364,8 +413,12 @@ dissect_libvirt_fds(tvbuff_t *tvb G_GNUC_UNUSED,
|
||||
}
|
||||
|
||||
static void
|
||||
-dissect_libvirt_payload_xdr_data(tvbuff_t *tvb, proto_tree *tree, gint payload_length,
|
||||
- gint32 status, vir_xdr_dissector_t dissect)
|
||||
+dissect_libvirt_payload_xdr_data(tvbuff_t *tvb,
|
||||
+ packet_info *pinfo,
|
||||
+ proto_tree *tree,
|
||||
+ gint payload_length,
|
||||
+ gint32 status,
|
||||
+ vir_xdr_dissector_t dissect)
|
||||
{
|
||||
gint32 nfds = 0;
|
||||
gint start = VIR_HEADER_LEN;
|
||||
@@ -384,17 +437,21 @@ dissect_libvirt_payload_xdr_data(tvbuff_t *tvb, proto_tree *tree, gint payload_l
|
||||
payload_data = (caddr_t)tvb_memdup(NULL, payload_tvb, 0, payload_length);
|
||||
xdrmem_create(&xdrs, payload_data, payload_length, XDR_DECODE);
|
||||
|
||||
- dissect(payload_tvb, tree, &xdrs, -1);
|
||||
+ dissect(payload_tvb, pinfo, tree, &xdrs, -1);
|
||||
|
||||
xdr_destroy(&xdrs);
|
||||
g_free(payload_data);
|
||||
|
||||
if (nfds != 0)
|
||||
- dissect_libvirt_fds(tvb, start + payload_length, nfds);
|
||||
+ dissect_libvirt_fds(tvb, pinfo, start + payload_length, nfds);
|
||||
}
|
||||
|
||||
static gboolean
|
||||
-dissect_xdr_stream_hole(tvbuff_t *tvb, proto_tree *tree, XDR *xdrs, int hf)
|
||||
+dissect_xdr_stream_hole(tvbuff_t *tvb,
|
||||
+ packet_info *pinfo,
|
||||
+ proto_tree *tree,
|
||||
+ XDR *xdrs,
|
||||
+ int hf)
|
||||
{
|
||||
goffset start;
|
||||
proto_item *ti;
|
||||
@@ -411,10 +468,10 @@ dissect_xdr_stream_hole(tvbuff_t *tvb, proto_tree *tree, XDR *xdrs, int hf)
|
||||
tree = proto_item_add_subtree(ti, ett_libvirt_stream_hole);
|
||||
|
||||
hf = hf_libvirt_stream_hole_length;
|
||||
- if (!dissect_xdr_hyper(tvb, tree, xdrs, hf)) return FALSE;
|
||||
+ if (!dissect_xdr_hyper(tvb, pinfo, tree, xdrs, hf)) return FALSE;
|
||||
|
||||
hf = hf_libvirt_stream_hole_flags;
|
||||
- if (!dissect_xdr_u_int(tvb, tree, xdrs, hf)) return FALSE;
|
||||
+ if (!dissect_xdr_u_int(tvb, pinfo, tree, xdrs, hf)) return FALSE;
|
||||
|
||||
proto_item_set_len(ti, xdr_getpos(xdrs) - start);
|
||||
return TRUE;
|
||||
@@ -424,6 +481,7 @@ dissect_xdr_stream_hole(tvbuff_t *tvb, proto_tree *tree, XDR *xdrs, int hf)
|
||||
|
||||
static void
|
||||
dissect_libvirt_payload(tvbuff_t *tvb,
|
||||
+ packet_info *pinfo,
|
||||
proto_tree *tree,
|
||||
uint32_t prog,
|
||||
int32_t proc,
|
||||
@@ -447,13 +505,13 @@ dissect_libvirt_payload(tvbuff_t *tvb,
|
||||
xd = find_payload_dissector(proc, type, pds, *len);
|
||||
if (xd == NULL)
|
||||
goto unknown;
|
||||
- dissect_libvirt_payload_xdr_data(tvb, tree, payload_length, status, xd);
|
||||
+ dissect_libvirt_payload_xdr_data(tvb, pinfo, tree, payload_length, status, xd);
|
||||
} else if (status == VIR_NET_ERROR) {
|
||||
- dissect_libvirt_payload_xdr_data(tvb, tree, payload_length, status, dissect_xdr_remote_error);
|
||||
+ dissect_libvirt_payload_xdr_data(tvb, pinfo, tree, payload_length, status, dissect_xdr_remote_error);
|
||||
} else if (type == VIR_NET_STREAM) { /* implicitly, status == VIR_NET_CONTINUE */
|
||||
- dissect_libvirt_stream(tvb, tree, payload_length);
|
||||
+ dissect_libvirt_stream(tvb, pinfo, tree, payload_length);
|
||||
} else if (type == VIR_NET_STREAM_HOLE) {
|
||||
- dissect_libvirt_payload_xdr_data(tvb, tree, payload_length, status, dissect_xdr_stream_hole);
|
||||
+ dissect_libvirt_payload_xdr_data(tvb, pinfo, tree, payload_length, status, dissect_xdr_stream_hole);
|
||||
} else {
|
||||
goto unknown;
|
||||
}
|
||||
@@ -489,21 +547,21 @@ dissect_libvirt_message(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree,
|
||||
serial = tvb_get_ntohl(tvb, offset); offset += 4;
|
||||
status = tvb_get_ntohil(tvb, offset); offset += 4;
|
||||
|
||||
- prog_str = vir_val_to_str(prog, program_strings, "%x");
|
||||
+ prog_str = vir_val_to_str(pinfo, prog, program_strings, "%x");
|
||||
col_add_fstr(pinfo->cinfo, COL_INFO, "Prog=%s", prog_str);
|
||||
- vir_wmem_free(prog_str);
|
||||
+ vir_wmem_free(pinfo, prog_str);
|
||||
|
||||
vs = get_program_data(prog, VIR_PROGRAM_PROCSTRINGS);
|
||||
- proc_str = vir_val_to_str(proc, vs, "%d");
|
||||
+ proc_str = vir_val_to_str(pinfo, proc, vs, "%d");
|
||||
col_append_fstr(pinfo->cinfo, COL_INFO, " Proc=%s", proc_str);
|
||||
- vir_wmem_free(proc_str);
|
||||
+ vir_wmem_free(pinfo, proc_str);
|
||||
|
||||
- type_str = vir_val_to_str(type, type_strings, "%d");
|
||||
- status_str = vir_val_to_str(status, status_strings, "%d");
|
||||
+ type_str = vir_val_to_str(pinfo, type, type_strings, "%d");
|
||||
+ status_str = vir_val_to_str(pinfo, status, status_strings, "%d");
|
||||
col_append_fstr(pinfo->cinfo, COL_INFO, " Type=%s Serial=%u Status=%s",
|
||||
type_str, serial, status_str);
|
||||
- vir_wmem_free(status_str);
|
||||
- vir_wmem_free(type_str);
|
||||
+ vir_wmem_free(pinfo, status_str);
|
||||
+ vir_wmem_free(pinfo, type_str);
|
||||
|
||||
if (tree) {
|
||||
gint *hf_proc;
|
||||
@@ -532,21 +590,26 @@ dissect_libvirt_message(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree,
|
||||
proto_tree_add_item(libvirt_tree, hf_libvirt_status, tvb, offset, 4, ENC_NA); offset += 4;
|
||||
|
||||
/* Dissect payload remaining */
|
||||
- dissect_libvirt_payload(tvb, libvirt_tree, prog, proc, type, status);
|
||||
+ dissect_libvirt_payload(tvb, pinfo, libvirt_tree, prog, proc, type, status);
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static guint
|
||||
-get_message_len(packet_info *pinfo G_GNUC_UNUSED, tvbuff_t *tvb, int offset, void *data G_GNUC_UNUSED)
|
||||
+get_message_len(packet_info *pinfo G_GNUC_UNUSED,
|
||||
+ tvbuff_t *tvb,
|
||||
+ int offset,
|
||||
+ void *data G_GNUC_UNUSED)
|
||||
{
|
||||
return tvb_get_ntohl(tvb, offset);
|
||||
}
|
||||
|
||||
static int
|
||||
-dissect_libvirt(tvbuff_t *tvb, packet_info *pinfo,
|
||||
- proto_tree *tree, void *data G_GNUC_UNUSED)
|
||||
+dissect_libvirt(tvbuff_t *tvb,
|
||||
+ packet_info *pinfo,
|
||||
+ proto_tree *tree,
|
||||
+ void *data G_GNUC_UNUSED)
|
||||
{
|
||||
/* Another magic const - 4; simply, how much bytes
|
||||
* is needed to tell the length of libvirt packet. */
|
||||
diff --git a/tools/wireshark/util/genxdrstub.pl b/tools/wireshark/util/genxdrstub.pl
|
||||
index 01b663a88c..f69695c091 100755
|
||||
--- a/tools/wireshark/util/genxdrstub.pl
|
||||
+++ b/tools/wireshark/util/genxdrstub.pl
|
||||
@@ -250,7 +250,7 @@ sub xdr_type {
|
||||
sub render_caller {
|
||||
my ($self, $hfid) = @_;
|
||||
my $name = $c->rinc( 'dissect_xdr_'.($self->idstrip || lc($self->xdr_type)) );
|
||||
- "$name(tvb, tree, xdrs, hf)";
|
||||
+ "$name(tvb, pinfo, tree, xdrs, hf)";
|
||||
}
|
||||
|
||||
sub ft_type {
|
||||
@@ -345,7 +345,7 @@ BEGIN{::register_profile(
|
||||
sub render_caller {
|
||||
my ($self) = @_;
|
||||
my ($klass) = ref($self) =~ /([^:]+)$/;
|
||||
- sprintf '%s(tvb, tree, xdrs, hf, %s)',
|
||||
+ sprintf '%s(tvb, pinfo, tree, xdrs, hf, %s)',
|
||||
$c->rinc('dissect_xdr_'.lc($klass)),
|
||||
$c->rinc('dissect_xdr_'.$self->reftype->idstrip);
|
||||
}
|
||||
@@ -359,7 +359,7 @@ BEGIN{::register_profile(
|
||||
sub render_caller {
|
||||
my ($self, $hfid) = @_;
|
||||
my ($klass) = ref($self) =~ /([^:]+)$/;
|
||||
- sprintf '%s(tvb, tree, xdrs, hf, %s)',
|
||||
+ sprintf '%s(tvb, pinfo, tree, xdrs, hf, %s)',
|
||||
$c->rinc('dissect_xdr_'.lc($klass)), $self->length || '~0';
|
||||
}
|
||||
|
||||
@@ -447,7 +447,7 @@ BEGIN{::register_profile(
|
||||
sub render_caller {
|
||||
my ($self, $hfid) = @_;
|
||||
my ($pname) = reverse split /__/, $hfid;
|
||||
- sprintf 'dissect_xdr_array(tvb, tree, xdrs, hf, %s, %s, "%s", %s, %s)',
|
||||
+ sprintf 'dissect_xdr_array(tvb, pinfo, tree, xdrs, hf, %s, %s, "%s", %s, %s)',
|
||||
$c->rinc('ett_'.$self->idstrip),
|
||||
$c->rinc("hf_$hfid\__$pname"),
|
||||
$self->reftype->idstrip,
|
||||
@@ -476,7 +476,7 @@ BEGIN{::register_profile(
|
||||
sub render_caller {
|
||||
my ($self, $hfid) = @_;
|
||||
my ($pname) = reverse split /__/, $hfid;
|
||||
- sprintf 'dissect_xdr_vector(tvb, tree, xdrs, hf, %s, %s, "%s", %s, %s)',
|
||||
+ sprintf 'dissect_xdr_vector(tvb, pinfo, tree, xdrs, hf, %s, %s, "%s", %s, %s)',
|
||||
$c->rinc('ett_'.$self->idstrip),
|
||||
$c->rinc("hf_$hfid\__$pname"),
|
||||
$self->reftype->idstrip,
|
||||
@@ -857,7 +857,7 @@ __END__<<DUMMY # Dummy heredoc to disable perl syntax highlighting
|
||||
my ($self, $ident) = @_;
|
||||
return if $self->is_primitive;
|
||||
%>
|
||||
-static gboolean dissect_xdr_<%= $ident %>(tvbuff_t *tvb, proto_tree *tree, XDR *xdrs, int hf)
|
||||
+static gboolean dissect_xdr_<%= $ident %>(tvbuff_t *tvb, packet_info *pinfo G_GNUC_UNUSED, proto_tree *tree, XDR *xdrs, int hf)
|
||||
{
|
||||
return <%= $self->dealias->render_caller($self->ident eq $ident ? undef : $ident) %>;
|
||||
}
|
||||
@@ -865,7 +865,7 @@ static gboolean dissect_xdr_<%= $ident %>(tvbuff_t *tvb, proto_tree *tree, XDR *
|
||||
<% my ($self, $ident) = @_;
|
||||
my $hfvar = $c->rinc('hf_'.$self->idstrip);
|
||||
%>
|
||||
-static gboolean dissect_xdr_<%= $ident %>(tvbuff_t *tvb, proto_tree *tree, XDR *xdrs, int hf)
|
||||
+static gboolean dissect_xdr_<%= $ident %>(tvbuff_t *tvb, packet_info *pinfo G_GNUC_UNUSED, proto_tree *tree, XDR *xdrs, int hf)
|
||||
{
|
||||
goffset start;
|
||||
proto_item *ti;
|
||||
@@ -890,7 +890,7 @@ static gboolean dissect_xdr_<%= $ident %>(tvbuff_t *tvb, proto_tree *tree, XDR *
|
||||
}
|
||||
@@ Sym::Type::Enum#render_dissector
|
||||
<% my ($self, $ident) = @_; %>
|
||||
-static gboolean dissect_xdr_<%= $ident %>(tvbuff_t *tvb, proto_tree *tree, XDR *xdrs, int hf)
|
||||
+static gboolean dissect_xdr_<%= $ident %>(tvbuff_t *tvb, packet_info *pinfo G_GNUC_UNUSED, proto_tree *tree, XDR *xdrs, int hf)
|
||||
{
|
||||
goffset start;
|
||||
enum { DUMMY } es;
|
||||
@@ -914,7 +914,7 @@ static gboolean dissect_xdr_<%= $ident %>(tvbuff_t *tvb, proto_tree *tree, XDR *
|
||||
my ($self, $ident) = @_;
|
||||
my $decl_type = $self->decl->type->idstrip;
|
||||
%>
|
||||
-static gboolean dissect_xdr_<%= $ident %>(tvbuff_t *tvb, proto_tree *tree, XDR *xdrs, int hf)
|
||||
+static gboolean dissect_xdr_<%= $ident %>(tvbuff_t *tvb, packet_info *pinfo G_GNUC_UNUSED, proto_tree *tree, XDR *xdrs, int hf)
|
||||
{
|
||||
gboolean rc = TRUE;
|
||||
goffset start;
|
||||
--
|
||||
2.51.0
|
||||
|
||||
@@ -1,34 +0,0 @@
|
||||
From: Peter Krempa <pkrempa@redhat.com>
|
||||
Date: Wed, 15 Nov 2017 14:33:11 +0100
|
||||
Subject: [PATCH] qemu: Disallow pivot of shared disks to unsupported storage
|
||||
|
||||
Pivoting to a unsupported storage type might break the assumption that
|
||||
shared disks will not corrupt metadata.
|
||||
|
||||
Resolves: https://bugzilla.redhat.com/show_bug.cgi?id=1511480
|
||||
(cherry picked from commit 2b41c86294786c07f53afa633fe3dce703debc3c)
|
||||
---
|
||||
src/qemu/qemu_driver.c | 10 ++++++++++
|
||||
1 file changed, 10 insertions(+)
|
||||
|
||||
diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c
|
||||
index 91119a494..208ccc9bc 100644
|
||||
--- a/src/qemu/qemu_driver.c
|
||||
+++ b/src/qemu/qemu_driver.c
|
||||
@@ -16325,6 +16325,16 @@ qemuDomainBlockPivot(virQEMUDriverPtr driver,
|
||||
goto cleanup;
|
||||
}
|
||||
|
||||
+ /* When pivoting to a shareable disk we need to make sure that the disk can
|
||||
+ * be safely shared, since block copy might have changed the format. */
|
||||
+ if (disk->src->shared && !disk->src->readonly &&
|
||||
+ !qemuBlockStorageSourceSupportsConcurrentAccess(disk->mirror)) {
|
||||
+ virReportError(VIR_ERR_OPERATION_UNSUPPORTED, "%s",
|
||||
+ _("can't pivot a shared disk to a storage volume not "
|
||||
+ "supporting sharing"));
|
||||
+ goto cleanup;
|
||||
+ }
|
||||
+
|
||||
/* For active commit, the mirror is part of the already labeled
|
||||
* chain. For blockcopy, we previously labeled only the top-level
|
||||
* image; but if the user is reusing an external image that
|
||||
@@ -1,126 +0,0 @@
|
||||
From: Peter Krempa <pkrempa@redhat.com>
|
||||
Date: Wed, 15 Nov 2017 15:02:58 +0100
|
||||
Subject: [PATCH] qemu: caps: Add capability for 'share-rw' disk option
|
||||
|
||||
'share-rw' for the disk device configures qemu to allow concurrent
|
||||
access to the backing storage.
|
||||
|
||||
The capability is checked in various supported disk frontend buses since
|
||||
it does not make sense to partially backport it.
|
||||
|
||||
(cherry picked from commit 860a3c4bea1d24773d8a495f213d5de3ac48a462)
|
||||
---
|
||||
src/qemu/qemu_capabilities.c | 14 ++++++++++++++
|
||||
src/qemu/qemu_capabilities.h | 10 ++++++++++
|
||||
tests/qemucapabilitiesdata/caps_2.9.0.ppc64le.xml | 1 +
|
||||
tests/qemucapabilitiesdata/caps_2.9.0.s390x.xml | 1 +
|
||||
tests/qemucapabilitiesdata/caps_2.9.0.x86_64.xml | 1 +
|
||||
5 files changed, 27 insertions(+)
|
||||
|
||||
diff --git a/src/qemu/qemu_capabilities.c b/src/qemu/qemu_capabilities.c
|
||||
index e7ea6f47c..2de84715e 100644
|
||||
--- a/src/qemu/qemu_capabilities.c
|
||||
+++ b/src/qemu/qemu_capabilities.c
|
||||
@@ -439,6 +439,16 @@ VIR_ENUM_IMPL(virQEMUCaps, QEMU_CAPS_LAST,
|
||||
"virtio-net.tx_queue_size",
|
||||
"chardev-reconnect",
|
||||
"virtio-gpu.max_outputs",
|
||||
+
|
||||
+ /* 270 */
|
||||
+ "vxhs",
|
||||
+ "virtio-blk.num-queues",
|
||||
+ "machine.pseries.resize-hpt",
|
||||
+ "vmcoreinfo",
|
||||
+ "spapr-vty",
|
||||
+
|
||||
+ /* 275 */
|
||||
+ "disk-share-rw",
|
||||
);
|
||||
|
||||
|
||||
@@ -1702,6 +1712,7 @@ static struct virQEMUCapsStringFlags virQEMUCapsObjectPropsVirtioBlk[] = {
|
||||
{ "event_idx", QEMU_CAPS_VIRTIO_BLK_EVENT_IDX },
|
||||
{ "scsi", QEMU_CAPS_VIRTIO_BLK_SCSI },
|
||||
{ "logical_block_size", QEMU_CAPS_BLOCKIO },
|
||||
+ { "share-rw", QEMU_CAPS_DISK_SHARE_RW },
|
||||
};
|
||||
|
||||
static struct virQEMUCapsStringFlags virQEMUCapsObjectPropsVirtioNet[] = {
|
||||
@@ -1732,10 +1743,12 @@ static struct virQEMUCapsStringFlags virQEMUCapsObjectPropsVfioPCI[] = {
|
||||
static struct virQEMUCapsStringFlags virQEMUCapsObjectPropsSCSIDisk[] = {
|
||||
{ "channel", QEMU_CAPS_SCSI_DISK_CHANNEL },
|
||||
{ "wwn", QEMU_CAPS_SCSI_DISK_WWN },
|
||||
+ { "share-rw", QEMU_CAPS_DISK_SHARE_RW },
|
||||
};
|
||||
|
||||
static struct virQEMUCapsStringFlags virQEMUCapsObjectPropsIDEDrive[] = {
|
||||
{ "wwn", QEMU_CAPS_IDE_DRIVE_WWN },
|
||||
+ { "share-rw", QEMU_CAPS_DISK_SHARE_RW },
|
||||
};
|
||||
|
||||
static struct virQEMUCapsStringFlags virQEMUCapsObjectPropsPiix4PM[] = {
|
||||
@@ -1766,6 +1779,7 @@ static struct virQEMUCapsStringFlags virQEMUCapsObjectPropsQ35PCIHost[] = {
|
||||
|
||||
static struct virQEMUCapsStringFlags virQEMUCapsObjectPropsUSBStorage[] = {
|
||||
{ "removable", QEMU_CAPS_USB_STORAGE_REMOVABLE },
|
||||
+ { "share-rw", QEMU_CAPS_DISK_SHARE_RW },
|
||||
};
|
||||
|
||||
static struct virQEMUCapsStringFlags virQEMUCapsObjectPropsKVMPit[] = {
|
||||
diff --git a/src/qemu/qemu_capabilities.h b/src/qemu/qemu_capabilities.h
|
||||
index f32687d4a..9c92d6b46 100644
|
||||
--- a/src/qemu/qemu_capabilities.h
|
||||
+++ b/src/qemu/qemu_capabilities.h
|
||||
@@ -426,6 +426,16 @@ typedef enum {
|
||||
QEMU_CAPS_CHARDEV_RECONNECT, /* -chardev reconnect */
|
||||
QEMU_CAPS_VIRTIO_GPU_MAX_OUTPUTS, /* -device virtio-(vga|gpu-*),max-outputs= */
|
||||
|
||||
+ /* 270 */
|
||||
+ QEMU_CAPS_VXHS, /* -drive file.driver=vxhs via query-qmp-schema */
|
||||
+ QEMU_CAPS_VIRTIO_BLK_NUM_QUEUES, /* virtio-blk-*.num-queues */
|
||||
+ QEMU_CAPS_MACHINE_PSERIES_RESIZE_HPT, /* -machine pseries,resize-hpt */
|
||||
+ QEMU_CAPS_DEVICE_VMCOREINFO, /* -device vmcoreinfo */
|
||||
+ QEMU_CAPS_DEVICE_SPAPR_VTY, /* -device spapr-vty */
|
||||
+
|
||||
+ /* 275 */
|
||||
+ QEMU_CAPS_DISK_SHARE_RW, /* share-rw=on for concurrent disk access */
|
||||
+
|
||||
QEMU_CAPS_LAST /* this must always be the last item */
|
||||
} virQEMUCapsFlags;
|
||||
|
||||
diff --git a/tests/qemucapabilitiesdata/caps_2.9.0.ppc64le.xml b/tests/qemucapabilitiesdata/caps_2.9.0.ppc64le.xml
|
||||
index a373a6db6..9551907c6 100644
|
||||
--- a/tests/qemucapabilitiesdata/caps_2.9.0.ppc64le.xml
|
||||
+++ b/tests/qemucapabilitiesdata/caps_2.9.0.ppc64le.xml
|
||||
@@ -172,6 +172,7 @@
|
||||
<flag name='vnc-multi-servers'/>
|
||||
<flag name='chardev-reconnect'/>
|
||||
<flag name='virtio-gpu.max_outputs'/>
|
||||
+ <flag name='disk-share-rw'/>
|
||||
<version>2009000</version>
|
||||
<kvmVersion>0</kvmVersion>
|
||||
<package> (v2.9.0)</package>
|
||||
diff --git a/tests/qemucapabilitiesdata/caps_2.9.0.s390x.xml b/tests/qemucapabilitiesdata/caps_2.9.0.s390x.xml
|
||||
index e80782cfb..0a6fbd077 100644
|
||||
--- a/tests/qemucapabilitiesdata/caps_2.9.0.s390x.xml
|
||||
+++ b/tests/qemucapabilitiesdata/caps_2.9.0.s390x.xml
|
||||
@@ -137,6 +137,7 @@
|
||||
<flag name='vnc-multi-servers'/>
|
||||
<flag name='chardev-reconnect'/>
|
||||
<flag name='virtio-gpu.max_outputs'/>
|
||||
+ <flag name='disk-share-rw'/>
|
||||
<version>2009000</version>
|
||||
<kvmVersion>0</kvmVersion>
|
||||
<package></package>
|
||||
diff --git a/tests/qemucapabilitiesdata/caps_2.9.0.x86_64.xml b/tests/qemucapabilitiesdata/caps_2.9.0.x86_64.xml
|
||||
index 3641d0332..1294ebdb3 100644
|
||||
--- a/tests/qemucapabilitiesdata/caps_2.9.0.x86_64.xml
|
||||
+++ b/tests/qemucapabilitiesdata/caps_2.9.0.x86_64.xml
|
||||
@@ -220,6 +220,7 @@
|
||||
<flag name='vnc-multi-servers'/>
|
||||
<flag name='chardev-reconnect'/>
|
||||
<flag name='virtio-gpu.max_outputs'/>
|
||||
+ <flag name='disk-share-rw'/>
|
||||
<version>2009000</version>
|
||||
<kvmVersion>0</kvmVersion>
|
||||
<package> (v2.9.0)</package>
|
||||
@@ -1,133 +0,0 @@
|
||||
From: Peter Krempa <pkrempa@redhat.com>
|
||||
Date: Wed, 15 Nov 2017 15:21:14 +0100
|
||||
Subject: [PATCH] qemu: command: Mark <shared/> disks as such in qemu
|
||||
|
||||
Qemu has now an internal mechanism for locking images to fix specific
|
||||
cases of disk corruption. This requires libvirt to mark the image as
|
||||
shared so that qemu lifts certain restrictions.
|
||||
|
||||
Resolves: https://bugzilla.redhat.com/show_bug.cgi?id=1378242
|
||||
(cherry picked from commit 28907b0043fbf71085a798372ab9c816ba043b93)
|
||||
---
|
||||
src/qemu/qemu_command.c | 4 +++
|
||||
.../qemuxml2argv-disk-drive-shared-locking.args | 32 +++++++++++++++++
|
||||
.../qemuxml2argv-disk-drive-shared-locking.xml | 42 ++++++++++++++++++++++
|
||||
tests/qemuxml2argvtest.c | 2 ++
|
||||
4 files changed, 80 insertions(+)
|
||||
create mode 100644 tests/qemuxml2argvdata/qemuxml2argv-disk-drive-shared-locking.args
|
||||
create mode 100644 tests/qemuxml2argvdata/qemuxml2argv-disk-drive-shared-locking.xml
|
||||
|
||||
diff --git a/src/qemu/qemu_command.c b/src/qemu/qemu_command.c
|
||||
index ae78cd17e..883525752 100644
|
||||
--- a/src/qemu/qemu_command.c
|
||||
+++ b/src/qemu/qemu_command.c
|
||||
@@ -2075,6 +2075,10 @@ qemuBuildDriveDevStr(const virDomainDef *def,
|
||||
goto error;
|
||||
}
|
||||
|
||||
+ if (disk->src->shared &&
|
||||
+ virQEMUCapsGet(qemuCaps, QEMU_CAPS_DISK_SHARE_RW))
|
||||
+ virBufferAddLit(&opt, ",share-rw=on");
|
||||
+
|
||||
if (!(drivealias = qemuAliasFromDisk(disk)))
|
||||
goto error;
|
||||
virBufferAsprintf(&opt, ",drive=%s,id=%s", drivealias, disk->info.alias);
|
||||
diff --git a/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-shared-locking.args b/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-shared-locking.args
|
||||
new file mode 100644
|
||||
index 000000000..cdf17f26d
|
||||
--- /dev/null
|
||||
+++ b/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-shared-locking.args
|
||||
@@ -0,0 +1,32 @@
|
||||
+LC_ALL=C \
|
||||
+PATH=/bin \
|
||||
+HOME=/home/test \
|
||||
+USER=test \
|
||||
+LOGNAME=test \
|
||||
+QEMU_AUDIO_DRV=none \
|
||||
+/usr/bin/qemu-system-i686 \
|
||||
+-name QEMUGuest1 \
|
||||
+-S \
|
||||
+-M pc \
|
||||
+-m 214 \
|
||||
+-smp 1,sockets=1,cores=1,threads=1 \
|
||||
+-uuid c7a5fdbd-edaf-9455-926a-d65c16db1809 \
|
||||
+-nographic \
|
||||
+-nodefaults \
|
||||
+-chardev socket,id=charmonitor,path=/tmp/lib/domain--1-QEMUGuest1/monitor.sock,\
|
||||
+server,nowait \
|
||||
+-mon chardev=charmonitor,id=monitor,mode=readline \
|
||||
+-no-acpi \
|
||||
+-boot c \
|
||||
+-device virtio-scsi-pci,id=scsi0,bus=pci.0,addr=0x3 \
|
||||
+-usb \
|
||||
+-drive file=/dev/ide,format=raw,if=none,id=drive-ide0-0-0,cache=none \
|
||||
+-device ide-drive,bus=ide.0,unit=0,share-rw=on,drive=drive-ide0-0-0,\
|
||||
+id=ide0-0-0 \
|
||||
+-drive file=/dev/scsi,format=raw,if=none,id=drive-scsi0-0-0-0,cache=none \
|
||||
+-device scsi-disk,bus=scsi0.0,channel=0,scsi-id=0,lun=0,share-rw=on,\
|
||||
+drive=drive-scsi0-0-0-0,id=scsi0-0-0-0 \
|
||||
+-drive file=/dev/virtio,format=raw,if=none,id=drive-virtio-disk0,cache=none \
|
||||
+-device virtio-blk-pci,bus=pci.0,addr=0x4,share-rw=on,drive=drive-virtio-disk0,\
|
||||
+id=virtio-disk0 \
|
||||
+-device virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x5
|
||||
diff --git a/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-shared-locking.xml b/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-shared-locking.xml
|
||||
new file mode 100644
|
||||
index 000000000..dd48857a3
|
||||
--- /dev/null
|
||||
+++ b/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-shared-locking.xml
|
||||
@@ -0,0 +1,42 @@
|
||||
+<domain type='qemu'>
|
||||
+ <name>QEMUGuest1</name>
|
||||
+ <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
|
||||
+ <memory unit='KiB'>219136</memory>
|
||||
+ <currentMemory unit='KiB'>219136</currentMemory>
|
||||
+ <vcpu placement='static'>1</vcpu>
|
||||
+ <os>
|
||||
+ <type arch='i686' machine='pc'>hvm</type>
|
||||
+ <boot dev='hd'/>
|
||||
+ </os>
|
||||
+ <clock offset='utc'/>
|
||||
+ <on_poweroff>destroy</on_poweroff>
|
||||
+ <on_reboot>restart</on_reboot>
|
||||
+ <on_crash>destroy</on_crash>
|
||||
+ <devices>
|
||||
+ <emulator>/usr/bin/qemu-system-i686</emulator>
|
||||
+ <disk type='block' device='disk'>
|
||||
+ <driver name='qemu' type='raw'/>
|
||||
+ <source dev='/dev/ide'/>
|
||||
+ <target dev='hda' bus='ide'/>
|
||||
+ <shareable/>
|
||||
+ <address type='drive' controller='0' bus='0' target='0' unit='0'/>
|
||||
+ </disk>
|
||||
+ <disk type='block' device='disk'>
|
||||
+ <driver name='qemu' type='raw'/>
|
||||
+ <source dev='/dev/scsi'/>
|
||||
+ <target dev='sda' bus='scsi'/>
|
||||
+ <shareable/>
|
||||
+ <address type='drive' controller='0' bus='0' target='0' unit='0'/>
|
||||
+ </disk>
|
||||
+ <disk type='block' device='disk'>
|
||||
+ <driver name='qemu' type='raw'/>
|
||||
+ <source dev='/dev/virtio'/>
|
||||
+ <target dev='vda' bus='virtio'/>
|
||||
+ <shareable/>
|
||||
+ </disk>
|
||||
+ <controller type='usb' index='0'/>
|
||||
+ <controller type='ide' index='0'/>
|
||||
+ <controller type='scsi' index='0' model='virtio-scsi'/>
|
||||
+ <memballoon model='virtio'/>
|
||||
+ </devices>
|
||||
+</domain>
|
||||
diff --git a/tests/qemuxml2argvtest.c b/tests/qemuxml2argvtest.c
|
||||
index 93f892229..9585fdb70 100644
|
||||
--- a/tests/qemuxml2argvtest.c
|
||||
+++ b/tests/qemuxml2argvtest.c
|
||||
@@ -896,6 +896,8 @@ mymain(void)
|
||||
DO_TEST("disk-drive-shared",
|
||||
QEMU_CAPS_DRIVE_SERIAL);
|
||||
DO_TEST_PARSE_ERROR("disk-drive-shared-qcow", NONE);
|
||||
+ DO_TEST("disk-drive-shared-locking",
|
||||
+ QEMU_CAPS_VIRTIO_SCSI, QEMU_CAPS_DISK_SHARE_RW);
|
||||
DO_TEST("disk-drive-error-policy-stop",
|
||||
QEMU_CAPS_MONITOR_JSON);
|
||||
DO_TEST("disk-drive-error-policy-enospace",
|
||||
@@ -1,36 +0,0 @@
|
||||
From: Peter Krempa <pkrempa@redhat.com>
|
||||
Date: Wed, 20 Dec 2017 12:58:36 +0100
|
||||
Subject: [PATCH] util: probe: Add quiet versions of the "PROBE" macro
|
||||
|
||||
PROBE macro adds a logging entry, when used in places seeing a lot of
|
||||
traffic this can cause a significant slowdown.
|
||||
|
||||
(cherry picked from commit f06e488d5484031a76e7ed231c8fef8fa1181d2c)
|
||||
---
|
||||
src/util/virprobe.h | 8 ++++++++
|
||||
1 file changed, 8 insertions(+)
|
||||
|
||||
diff --git a/src/util/virprobe.h b/src/util/virprobe.h
|
||||
index 7565954af..bd8c32964 100644
|
||||
--- a/src/util/virprobe.h
|
||||
+++ b/src/util/virprobe.h
|
||||
@@ -90,11 +90,19 @@
|
||||
PROBE_EXPAND(LIBVIRT_ ## NAME, \
|
||||
VIR_ADD_CASTS(__VA_ARGS__)); \
|
||||
}
|
||||
+
|
||||
+# define PROBE_QUIET(NAME, FMT, ...) \
|
||||
+ if (LIBVIRT_ ## NAME ## _ENABLED()) { \
|
||||
+ PROBE_EXPAND(LIBVIRT_ ## NAME, \
|
||||
+ VIR_ADD_CASTS(__VA_ARGS__)); \
|
||||
+ }
|
||||
# else
|
||||
# define PROBE(NAME, FMT, ...) \
|
||||
VIR_INFO_INT(&virLogSelf, \
|
||||
__FILE__, __LINE__, __func__, \
|
||||
#NAME ": " FMT, __VA_ARGS__);
|
||||
+
|
||||
+# define PROBE_QUIET(NAME, FMT, ...)
|
||||
# endif
|
||||
|
||||
#endif /* __VIR_PROBE_H__ */
|
||||
@@ -1,49 +0,0 @@
|
||||
From: Peter Krempa <pkrempa@redhat.com>
|
||||
Date: Wed, 20 Dec 2017 13:09:07 +0100
|
||||
Subject: [PATCH] qemu: monitor: Decrease logging verbosity
|
||||
|
||||
The PROBE macro used in qemuMonitorIOProcess and the VIR_DEBUG message
|
||||
in qemuMonitorJSONIOProcess create a lot of logging churn when debug
|
||||
logging is enabled during monitor communication.
|
||||
|
||||
The messages logged from the PROBE macro are rather useless since they
|
||||
are reporting the partial state of receiving the reply from qemu. The
|
||||
actual full reply is still logged in qemuMonitorJSONIOProcessLine once
|
||||
the full message is received.
|
||||
|
||||
(cherry picked from commit f10bb3347b43d900ff361cda5fe1996782284991)
|
||||
---
|
||||
src/qemu/qemu_monitor.c | 4 ++--
|
||||
src/qemu/qemu_monitor_json.c | 3 +++
|
||||
2 files changed, 5 insertions(+), 2 deletions(-)
|
||||
|
||||
diff --git a/src/qemu/qemu_monitor.c b/src/qemu/qemu_monitor.c
|
||||
index 19082d8bf..3def28852 100644
|
||||
--- a/src/qemu/qemu_monitor.c
|
||||
+++ b/src/qemu/qemu_monitor.c
|
||||
@@ -434,8 +434,8 @@ qemuMonitorIOProcess(qemuMonitorPtr mon)
|
||||
# endif
|
||||
#endif
|
||||
|
||||
- PROBE(QEMU_MONITOR_IO_PROCESS,
|
||||
- "mon=%p buf=%s len=%zu", mon, mon->buffer, mon->bufferOffset);
|
||||
+ PROBE_QUIET(QEMU_MONITOR_IO_PROCESS, "mon=%p buf=%s len=%zu",
|
||||
+ mon, mon->buffer, mon->bufferOffset);
|
||||
|
||||
if (mon->json)
|
||||
len = qemuMonitorJSONIOProcess(mon,
|
||||
diff --git a/src/qemu/qemu_monitor_json.c b/src/qemu/qemu_monitor_json.c
|
||||
index df5fb7c8f..461aae089 100644
|
||||
--- a/src/qemu/qemu_monitor_json.c
|
||||
+++ b/src/qemu/qemu_monitor_json.c
|
||||
@@ -259,7 +259,10 @@ int qemuMonitorJSONIOProcess(qemuMonitorPtr mon,
|
||||
}
|
||||
}
|
||||
|
||||
+#if DEBUG_IO
|
||||
VIR_DEBUG("Total used %d bytes out of %zd available in buffer", used, len);
|
||||
+#endif
|
||||
+
|
||||
return used;
|
||||
}
|
||||
|
||||
@@ -1,63 +0,0 @@
|
||||
From: Lubomir Rintel <lkundrak@v3.sk>
|
||||
Date: Sat, 27 Jan 2018 23:43:58 +0100
|
||||
Subject: [PATCH] virlog: determine the hostname on startup CVE-2018-6764
|
||||
|
||||
At later point it might not be possible or even safe to use getaddrinfo(). It
|
||||
can in turn result in a load of NSS module.
|
||||
|
||||
Notably, on a LXC container startup we may find ourselves with the guest
|
||||
filesystem already having replaced the host one. Loading a NSS module
|
||||
from the guest tree would allow a malicous guest to escape the
|
||||
confinement of its container environment because libvirt will not yet
|
||||
have locked it down.
|
||||
|
||||
(cherry picked from commit 759b4d1b0fe5f4d84d98b99153dfa7ac289dd167)
|
||||
---
|
||||
src/util/virlog.c | 14 +++++++++-----
|
||||
1 file changed, 9 insertions(+), 5 deletions(-)
|
||||
|
||||
diff --git a/src/util/virlog.c b/src/util/virlog.c
|
||||
index d45a451a7..05e0e199e 100644
|
||||
--- a/src/util/virlog.c
|
||||
+++ b/src/util/virlog.c
|
||||
@@ -64,6 +64,7 @@
|
||||
VIR_LOG_INIT("util.log");
|
||||
|
||||
static regex_t *virLogRegex;
|
||||
+static char *virLogHostname;
|
||||
|
||||
|
||||
#define VIR_LOG_DATE_REGEX "[0-9]{4}-[0-9]{2}-[0-9]{2}"
|
||||
@@ -271,6 +272,12 @@ virLogOnceInit(void)
|
||||
VIR_FREE(virLogRegex);
|
||||
}
|
||||
|
||||
+ /* We get and remember the hostname early, because at later time
|
||||
+ * it might not be possible to load NSS modules via getaddrinfo()
|
||||
+ * (e.g. at container startup the host filesystem will not be
|
||||
+ * accessible anymore. */
|
||||
+ virLogHostname = virGetHostnameQuiet();
|
||||
+
|
||||
virLogUnlock();
|
||||
return 0;
|
||||
}
|
||||
@@ -466,17 +473,14 @@ static int
|
||||
virLogHostnameString(char **rawmsg,
|
||||
char **msg)
|
||||
{
|
||||
- char *hostname = virGetHostnameQuiet();
|
||||
char *hoststr;
|
||||
|
||||
- if (!hostname)
|
||||
+ if (!virLogHostname)
|
||||
return -1;
|
||||
|
||||
- if (virAsprintfQuiet(&hoststr, "hostname: %s", hostname) < 0) {
|
||||
- VIR_FREE(hostname);
|
||||
+ if (virAsprintfQuiet(&hoststr, "hostname: %s", virLogHostname) < 0) {
|
||||
return -1;
|
||||
}
|
||||
- VIR_FREE(hostname);
|
||||
|
||||
if (virLogFormatString(msg, 0, NULL, VIR_LOG_INFO, hoststr) < 0) {
|
||||
VIR_FREE(hoststr);
|
||||
@@ -1,27 +0,0 @@
|
||||
From: Andrea Bolognani <abologna@redhat.com>
|
||||
Date: Wed, 7 Feb 2018 14:39:18 +0100
|
||||
Subject: [PATCH] util: Fix syntax-check
|
||||
|
||||
Broken by 759b4d1b0fe5f4d84d98b99153dfa7ac289dd167.
|
||||
|
||||
Signed-off-by: Andrea Bolognani <abologna@redhat.com>
|
||||
(cherry picked from commit 6ce3acc129bfdbe7fd02bcb8bbe8af6d13903684)
|
||||
---
|
||||
src/util/virlog.c | 3 +--
|
||||
1 file changed, 1 insertion(+), 2 deletions(-)
|
||||
|
||||
diff --git a/src/util/virlog.c b/src/util/virlog.c
|
||||
index 05e0e199e..056b53cda 100644
|
||||
--- a/src/util/virlog.c
|
||||
+++ b/src/util/virlog.c
|
||||
@@ -478,9 +478,8 @@ virLogHostnameString(char **rawmsg,
|
||||
if (!virLogHostname)
|
||||
return -1;
|
||||
|
||||
- if (virAsprintfQuiet(&hoststr, "hostname: %s", virLogHostname) < 0) {
|
||||
+ if (virAsprintfQuiet(&hoststr, "hostname: %s", virLogHostname) < 0)
|
||||
return -1;
|
||||
- }
|
||||
|
||||
if (virLogFormatString(msg, 0, NULL, VIR_LOG_INFO, hoststr) < 0) {
|
||||
VIR_FREE(hoststr);
|
||||
@@ -1,121 +0,0 @@
|
||||
From: =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= <berrange@redhat.com>
|
||||
Date: Mon, 12 Feb 2018 10:03:08 +0000
|
||||
Subject: [PATCH] log: fix deadlock obtaining hostname (related CVE-2018-6764)
|
||||
MIME-Version: 1.0
|
||||
Content-Type: text/plain; charset=UTF-8
|
||||
Content-Transfer-Encoding: 8bit
|
||||
|
||||
The fix for CVE-2018-6764 introduced a potential deadlock scenario
|
||||
that gets triggered by the NSS module when virGetHostname() calls
|
||||
getaddrinfo to resolve the hostname:
|
||||
|
||||
#0 0x00007f6e714b57e7 in futex_wait
|
||||
#1 futex_wait_simple
|
||||
#2 __pthread_once_slow
|
||||
#3 0x00007f6e71d16e7d in virOnce
|
||||
#4 0x00007f6e71d0997c in virLogInitialize
|
||||
#5 0x00007f6e71d0a09a in virLogVMessage
|
||||
#6 0x00007f6e71d09ffd in virLogMessage
|
||||
#7 0x00007f6e71d0db22 in virObjectNew
|
||||
#8 0x00007f6e71d0dbf1 in virObjectLockableNew
|
||||
#9 0x00007f6e71d0d3e5 in virMacMapNew
|
||||
#10 0x00007f6e71cdc50a in findLease
|
||||
#11 0x00007f6e71cdcc56 in _nss_libvirt_gethostbyname4_r
|
||||
#12 0x00007f6e724631fc in gaih_inet
|
||||
#13 0x00007f6e72464697 in __GI_getaddrinfo
|
||||
#14 0x00007f6e71d19e81 in virGetHostnameImpl
|
||||
#15 0x00007f6e71d1a057 in virGetHostnameQuiet
|
||||
#16 0x00007f6e71d09936 in virLogOnceInit
|
||||
#17 0x00007f6e71d09952 in virLogOnce
|
||||
#18 0x00007f6e714b5829 in __pthread_once_slow
|
||||
#19 0x00007f6e71d16e7d in virOnce
|
||||
#20 0x00007f6e71d0997c in virLogInitialize
|
||||
#21 0x00007f6e71d0a09a in virLogVMessage
|
||||
#22 0x00007f6e71d09ffd in virLogMessage
|
||||
#23 0x00007f6e71d0db22 in virObjectNew
|
||||
#24 0x00007f6e71d0dbf1 in virObjectLockableNew
|
||||
#25 0x00007f6e71d0d3e5 in virMacMapNew
|
||||
#26 0x00007f6e71cdc50a in findLease
|
||||
#27 0x00007f6e71cdc839 in _nss_libvirt_gethostbyname3_r
|
||||
#28 0x00007f6e71cdc724 in _nss_libvirt_gethostbyname2_r
|
||||
#29 0x00007f6e7248f72f in __gethostbyname2_r
|
||||
#30 0x00007f6e7248f494 in gethostbyname2
|
||||
#31 0x000056348c30c36d in hosts_keys
|
||||
#32 0x000056348c30b7d2 in main
|
||||
|
||||
Fortunately the extra stuff virGetHostname does is totally irrelevant to
|
||||
the needs of the logging code, so we can just inline a call to the
|
||||
native hostname() syscall directly.
|
||||
|
||||
Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
|
||||
(cherry picked from commit c2dc6698c88fb591639e542c8ecb0076c54f3dfb)
|
||||
---
|
||||
cfg.mk | 2 +-
|
||||
src/util/virlog.c | 20 ++++++++++++++------
|
||||
2 files changed, 15 insertions(+), 7 deletions(-)
|
||||
|
||||
diff --git a/cfg.mk b/cfg.mk
|
||||
index 56cb14bd9..a4131592c 100644
|
||||
--- a/cfg.mk
|
||||
+++ b/cfg.mk
|
||||
@@ -1158,7 +1158,7 @@ _src2=src/(util/vircommand|libvirt|lxc/lxc_controller|locking/lock_daemon|loggin
|
||||
exclude_file_name_regexp--sc_prohibit_fork_wrappers = \
|
||||
(^($(_src2)|tests/testutils|daemon/libvirtd)\.c$$)
|
||||
|
||||
-exclude_file_name_regexp--sc_prohibit_gethostname = ^src/util/virutil\.c$$
|
||||
+exclude_file_name_regexp--sc_prohibit_gethostname = ^src/util/vir(util|log)\.c$$
|
||||
|
||||
exclude_file_name_regexp--sc_prohibit_internal_functions = \
|
||||
^src/(util/(viralloc|virutil|virfile)\.[hc]|esx/esx_vi\.c)$$
|
||||
diff --git a/src/util/virlog.c b/src/util/virlog.c
|
||||
index 056b53cda..f76fc2caf 100644
|
||||
--- a/src/util/virlog.c
|
||||
+++ b/src/util/virlog.c
|
||||
@@ -64,7 +64,7 @@
|
||||
VIR_LOG_INIT("util.log");
|
||||
|
||||
static regex_t *virLogRegex;
|
||||
-static char *virLogHostname;
|
||||
+static char virLogHostname[HOST_NAME_MAX+1];
|
||||
|
||||
|
||||
#define VIR_LOG_DATE_REGEX "[0-9]{4}-[0-9]{2}-[0-9]{2}"
|
||||
@@ -261,6 +261,8 @@ virLogPriorityString(virLogPriority lvl)
|
||||
static int
|
||||
virLogOnceInit(void)
|
||||
{
|
||||
+ int r;
|
||||
+
|
||||
if (virMutexInit(&virLogMutex) < 0)
|
||||
return -1;
|
||||
|
||||
@@ -275,8 +277,17 @@ virLogOnceInit(void)
|
||||
/* We get and remember the hostname early, because at later time
|
||||
* it might not be possible to load NSS modules via getaddrinfo()
|
||||
* (e.g. at container startup the host filesystem will not be
|
||||
- * accessible anymore. */
|
||||
- virLogHostname = virGetHostnameQuiet();
|
||||
+ * accessible anymore.
|
||||
+ * Must not use virGetHostname though as that causes re-entrancy
|
||||
+ * problems if it triggers logging codepaths
|
||||
+ */
|
||||
+ r = gethostname(virLogHostname, sizeof(virLogHostname));
|
||||
+ if (r == -1) {
|
||||
+ ignore_value(virStrcpy(virLogHostname,
|
||||
+ "(unknown)", sizeof(virLogHostname)));
|
||||
+ } else {
|
||||
+ NUL_TERMINATE(virLogHostname);
|
||||
+ }
|
||||
|
||||
virLogUnlock();
|
||||
return 0;
|
||||
@@ -475,9 +486,6 @@ virLogHostnameString(char **rawmsg,
|
||||
{
|
||||
char *hoststr;
|
||||
|
||||
- if (!virLogHostname)
|
||||
- return -1;
|
||||
-
|
||||
if (virAsprintfQuiet(&hoststr, "hostname: %s", virLogHostname) < 0)
|
||||
return -1;
|
||||
|
||||
@@ -1,59 +0,0 @@
|
||||
From: Michal Privoznik <mprivozn@redhat.com>
|
||||
Date: Thu, 4 Jan 2018 11:11:53 +0100
|
||||
Subject: [PATCH] qemuDomainAttachDeviceMknodHelper: Remove symlink before
|
||||
creating it
|
||||
|
||||
https://bugzilla.redhat.com/show_bug.cgi?id=1528502
|
||||
|
||||
So imagine you have /dev/blah symlink which points to /dev/sda.
|
||||
You attach /dev/blah as disk to your domain. Libvirt correctly
|
||||
creates the /dev/blah -> /dev/sda symlink in the qemu namespace.
|
||||
However, then you detach the disk, change the symlink so that it
|
||||
points to /dev/sdb and tries to attach the disk again. This time,
|
||||
however, the attach fails (well, qemu attaches wrong disk)
|
||||
because the code assumes that symlinks don't change. Well they
|
||||
do.
|
||||
|
||||
This is inspired by test fix written by Eduardo Habkost.
|
||||
|
||||
Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
|
||||
Reviewed-by: Andrea Bolognani <abologna@redhat.com>
|
||||
(cherry picked from commit db98e7f67ea0d7699410f514f01947cef5128a6c)
|
||||
---
|
||||
src/qemu/qemu_domain.c | 22 ++++++++++++++++------
|
||||
1 file changed, 16 insertions(+), 6 deletions(-)
|
||||
|
||||
diff --git a/src/qemu/qemu_domain.c b/src/qemu/qemu_domain.c
|
||||
index 42d17c1b0..e0f4aaafa 100644
|
||||
--- a/src/qemu/qemu_domain.c
|
||||
+++ b/src/qemu/qemu_domain.c
|
||||
@@ -8864,13 +8864,23 @@ qemuDomainAttachDeviceMknodHelper(pid_t pid ATTRIBUTE_UNUSED,
|
||||
|
||||
if (isLink) {
|
||||
VIR_DEBUG("Creating symlink %s -> %s", data->file, data->target);
|
||||
+
|
||||
+ /* First, unlink the symlink target. Symlinks change and
|
||||
+ * therefore we have no guarantees that pre-existing
|
||||
+ * symlink is still valid. */
|
||||
+ if (unlink(data->file) < 0 &&
|
||||
+ errno != ENOENT) {
|
||||
+ virReportSystemError(errno,
|
||||
+ _("Unable to remove symlink %s"),
|
||||
+ data->file);
|
||||
+ goto cleanup;
|
||||
+ }
|
||||
+
|
||||
if (symlink(data->target, data->file) < 0) {
|
||||
- if (errno != EEXIST) {
|
||||
- virReportSystemError(errno,
|
||||
- _("Unable to create symlink %s"),
|
||||
- data->target);
|
||||
- goto cleanup;
|
||||
- }
|
||||
+ virReportSystemError(errno,
|
||||
+ _("Unable to create symlink %s (pointing to %s)"),
|
||||
+ data->file, data->target);
|
||||
+ goto cleanup;
|
||||
} else {
|
||||
delDevice = true;
|
||||
}
|
||||
@@ -1,110 +0,0 @@
|
||||
From ce5aebeacd10a1c15cb3ee46a59c8b5ff235589e Mon Sep 17 00:00:00 2001
|
||||
Message-Id: <ce5aebeacd10a1c15cb3ee46a59c8b5ff235589e.1530632895.git.crobinso@redhat.com>
|
||||
From: Laine Stump <laine@laine.org>
|
||||
Date: Wed, 25 Apr 2018 17:12:03 -0400
|
||||
Subject: [PATCH] nwfilter: increase pcap buffer size to be compatible with
|
||||
TPACKET_V3
|
||||
|
||||
When an nwfilter rule sets the parameter CTRL_IP_LEARNING to "dhcp",
|
||||
this turns on the "dhcpsnoop" thread, which uses libpcap to monitor
|
||||
traffic on the domain's tap device and extract the IP address from the
|
||||
DHCP response.
|
||||
|
||||
If libpcap on the host is built with HAVE_TPACKET3 defined (to enable
|
||||
support for TPACKET_V3), the dhcpsnoop code's initialization of the
|
||||
libpcap socket would fail with the following error:
|
||||
|
||||
virNWFilterSnoopDHCPOpen:1134 : internal error: pcap_setfilter: can't remove kernel filter: Bad file descriptor
|
||||
|
||||
It turns out that this was because TPACKET_V3 requires a larger buffer
|
||||
size than libvirt was setting (we were setting it to 128k). Changing
|
||||
the buffer size to 256k eliminates the error, and the dhcpsnoop thread
|
||||
once again works properly.
|
||||
|
||||
A fuller explanation of why TPACKET_V3 requires such a large buffer,
|
||||
for future git spelunkers:
|
||||
|
||||
libpcap calls setsockopt(... SOL_PACKET, PACKET_RX_RING...) to setup a
|
||||
ring buffer for receiving packets; two of the attributes sent to this
|
||||
API are called tp_frame_size, and tp_frame_nr. If libpcap was built
|
||||
with HAVE_TPACKET3 defined, tp_trame_size is set to MAXIMUM_SNAPLEN
|
||||
(defined in libpcap sources as 262144) and tp_frame_nr is set to:
|
||||
|
||||
[the buffer size we set, i.e. PCAP_BUFFERSIZE i.e. 262144] / tp_frame_size.
|
||||
|
||||
So if PCAP_BUFFERSIZE < MAXIMUM_SNAPLEN, then tp_frame_nr (the number
|
||||
of frames in the ring buffer) is 0, which is nonsensical. This same
|
||||
value is later used as a multiplier to determine the size for a call
|
||||
to malloc() (which would also fail).
|
||||
|
||||
(NB: if HAVE_TPACKET3 is *not* defined, then tp_frame_size is set to
|
||||
the snaplen set by the user (in our case 576) plus a small amount to
|
||||
account for ethernet headers, so 256k is far more than adequate)
|
||||
|
||||
Since the TPACKET_V3 code in libpcap actually reads multiple packets
|
||||
into each frame, it's not a problem to have only a single frame
|
||||
(especially when we are monitoring such infrequent traffic), so it's
|
||||
okay to set this relatively small buffer size (in comparison to the
|
||||
default, which is 2MB), which is important since every guest using
|
||||
dhcp snooping in a nwfilter rule will hold 2 of these buffers for the
|
||||
entire life of the guest.
|
||||
|
||||
Thanks to Christian Ehrhardt for discovering that buffer size was the
|
||||
problem (this was not at all obvious from the error that was logged!)
|
||||
|
||||
Resolves: https://bugzilla.redhat.com/1547237
|
||||
Fixes: https://bugs.launchpad.net/libvirt/+bug/1758037
|
||||
|
||||
Signed-off-by: Laine Stump <laine@laine.org>
|
||||
Reviewed-by: Christian Ehrhardt <christian.ehrhardt@canonical.com> (V1)
|
||||
Reviewed-by: John Ferlan <jferlan@redhat.com>
|
||||
Tested-by: Christian Ehrhardt <christian.ehrhardt@canonical.com>
|
||||
Signed-off-by: Cole Robinson <crobinso@redhat.com>
|
||||
---
|
||||
src/nwfilter/nwfilter_dhcpsnoop.c | 22 +++++++++++++++++++---
|
||||
1 file changed, 19 insertions(+), 3 deletions(-)
|
||||
|
||||
diff --git a/src/nwfilter/nwfilter_dhcpsnoop.c b/src/nwfilter/nwfilter_dhcpsnoop.c
|
||||
index 6069e70460..50cfb944a2 100644
|
||||
--- a/src/nwfilter/nwfilter_dhcpsnoop.c
|
||||
+++ b/src/nwfilter/nwfilter_dhcpsnoop.c
|
||||
@@ -256,10 +256,21 @@ struct _virNWFilterDHCPDecodeJob {
|
||||
# define DHCP_BURST_INTERVAL_S 10 /* sec */
|
||||
|
||||
/*
|
||||
- * libpcap 1.5 requires a 128kb buffer
|
||||
- * 128 kb is bigger than (DHCP_PKT_BURST * PCAP_PBUFSIZE / 2)
|
||||
+ * NB: Any libpcap built with HAVE_TPACKET3 will require
|
||||
+ * PCAP_BUFFERSIZE to be at least 262144 (although
|
||||
+ * pcap_set_buffer_size() with a lower value will succeed, and the
|
||||
+ * error will only show up later when pcap_setfilter() is called).
|
||||
+ *
|
||||
+ * It is possible that in the future libpcap could increase the
|
||||
+ * minimum size even further, but due to the fact that each guest
|
||||
+ * using dhcp snooping keeps 2 pcap sockets open (and thus 2 buffers
|
||||
+ * allocated) for the life of the guest, we want to minimize the
|
||||
+ * length of the buffer, so instead of leaving it at the default size
|
||||
+ * (2MB), we are setting it to the minimum viable size and including
|
||||
+ * this clue in the source to help quickly resolve the problem when/if
|
||||
+ * it reoccurs.
|
||||
*/
|
||||
-# define PCAP_BUFFERSIZE (128 * 1024)
|
||||
+# define PCAP_BUFFERSIZE (256 * 1024)
|
||||
|
||||
# define MAX_QUEUED_JOBS (DHCP_PKT_BURST + 2 * DHCP_PKT_RATE)
|
||||
|
||||
@@ -1114,6 +1125,11 @@ virNWFilterSnoopDHCPOpen(const char *ifname, virMacAddr *mac,
|
||||
goto cleanup_nohandle;
|
||||
}
|
||||
|
||||
+ /* IMPORTANT: If there is any failure of *any* pcap_* function
|
||||
+ * during setup of the socket, look to the comment where
|
||||
+ * PCAP_BUFFERSIZE is defined. It may be too small, even if the
|
||||
+ * generated error doesn't imply that.
|
||||
+ */
|
||||
if (pcap_set_snaplen(handle, PCAP_PBUFSIZE) < 0 ||
|
||||
pcap_set_buffer_size(handle, PCAP_BUFFERSIZE) < 0 ||
|
||||
pcap_activate(handle) < 0) {
|
||||
--
|
||||
2.17.1
|
||||
|
||||
@@ -1,74 +0,0 @@
|
||||
From e18672ce9a5fff383992fd6e842d1cbe85c141ea Mon Sep 17 00:00:00 2001
|
||||
From: Paolo Bonzini <pbonzini@redhat.com>
|
||||
Date: Tue, 12 Dec 2017 16:23:40 +0100
|
||||
Subject: [PATCH 10/19] util: add virFileReadHeaderQuiet wrapper around
|
||||
virFileReadHeaderFD
|
||||
|
||||
CVE-2017-5715
|
||||
|
||||
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
|
||||
Signed-off-by: Jiri Denemark <jdenemar@redhat.com>
|
||||
---
|
||||
src/libvirt_private.syms | 1 +
|
||||
src/util/virfile.c | 19 +++++++++++++++++++
|
||||
src/util/virfile.h | 2 ++
|
||||
3 files changed, 22 insertions(+)
|
||||
|
||||
diff --git a/src/libvirt_private.syms b/src/libvirt_private.syms
|
||||
index f30a04b145..29b73fa046 100644
|
||||
--- a/src/libvirt_private.syms
|
||||
+++ b/src/libvirt_private.syms
|
||||
@@ -1703,6 +1703,7 @@ virFileReadAll;
|
||||
virFileReadAllQuiet;
|
||||
virFileReadBufQuiet;
|
||||
virFileReadHeaderFD;
|
||||
+virFileReadHeaderQuiet;
|
||||
virFileReadLimFD;
|
||||
virFileReadLink;
|
||||
virFileReadValueBitmap;
|
||||
diff --git a/src/util/virfile.c b/src/util/virfile.c
|
||||
index 2f28e83f44..269db995ff 100644
|
||||
--- a/src/util/virfile.c
|
||||
+++ b/src/util/virfile.c
|
||||
@@ -1356,6 +1356,25 @@ virFileReadHeaderFD(int fd, int maxlen, char **buf)
|
||||
}
|
||||
|
||||
|
||||
+int
|
||||
+virFileReadHeaderQuiet(const char *path,
|
||||
+ int maxlen,
|
||||
+ char **buf)
|
||||
+{
|
||||
+ int fd;
|
||||
+ int len;
|
||||
+
|
||||
+ fd = open(path, O_RDONLY);
|
||||
+ if (fd < 0)
|
||||
+ return -1;
|
||||
+
|
||||
+ len = virFileReadHeaderFD(fd, maxlen, buf);
|
||||
+ VIR_FORCE_CLOSE(fd);
|
||||
+
|
||||
+ return len;
|
||||
+}
|
||||
+
|
||||
+
|
||||
/* A wrapper around saferead_lim that maps a failure due to
|
||||
exceeding the maximum size limitation to EOVERFLOW. */
|
||||
int
|
||||
diff --git a/src/util/virfile.h b/src/util/virfile.h
|
||||
index 57ceb80721..657e7216fb 100644
|
||||
--- a/src/util/virfile.h
|
||||
+++ b/src/util/virfile.h
|
||||
@@ -129,6 +129,8 @@ int virFileDeleteTree(const char *dir);
|
||||
|
||||
int virFileReadHeaderFD(int fd, int maxlen, char **buf)
|
||||
ATTRIBUTE_RETURN_CHECK ATTRIBUTE_NONNULL(3);
|
||||
+int virFileReadHeaderQuiet(const char *path, int maxlen, char **buf)
|
||||
+ ATTRIBUTE_RETURN_CHECK ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(3);
|
||||
int virFileReadLimFD(int fd, int maxlen, char **buf)
|
||||
ATTRIBUTE_RETURN_CHECK ATTRIBUTE_NONNULL(3);
|
||||
int virFileReadAll(const char *path, int maxlen, char **buf)
|
||||
--
|
||||
2.17.0
|
||||
|
||||
@@ -1,36 +0,0 @@
|
||||
From a84e70ad247da5d3ad13615efd70b91951392aa1 Mon Sep 17 00:00:00 2001
|
||||
From: Jiri Denemark <jdenemar@redhat.com>
|
||||
Date: Fri, 5 Jan 2018 17:43:03 +0100
|
||||
Subject: [PATCH 12/19] cpu_x86: Copy CPU signature from ancestor
|
||||
|
||||
When specifying a new CPU model in cpu_map.xml as an extension to an
|
||||
existing model, we forgot to copy the signature (family + model) from
|
||||
the original CPU model.
|
||||
|
||||
We don't use this way of specifying CPU models, but it's still supported
|
||||
and it becomes useful when someone wants to quickly hack up a CPU model
|
||||
for testing or when creating additional variants of existing models to
|
||||
help with fixing some spectral issues.
|
||||
|
||||
Signed-off-by: Jiri Denemark <jdenemar@redhat.com>
|
||||
Reviewed-by: Pavel Hrdina <phrdina@redhat.com>
|
||||
(cherry picked from commit b427cf4831d0ea7aac9dd1a3aa7682478356a483)
|
||||
---
|
||||
src/cpu/cpu_x86.c | 1 +
|
||||
1 file changed, 1 insertion(+)
|
||||
|
||||
diff --git a/src/cpu/cpu_x86.c b/src/cpu/cpu_x86.c
|
||||
index 2864454211..3b7a6f95fe 100644
|
||||
--- a/src/cpu/cpu_x86.c
|
||||
+++ b/src/cpu/cpu_x86.c
|
||||
@@ -1206,6 +1206,7 @@ x86ModelParse(xmlXPathContextPtr ctxt,
|
||||
VIR_FREE(name);
|
||||
|
||||
model->vendor = ancestor->vendor;
|
||||
+ model->signature = ancestor->signature;
|
||||
if (x86DataCopy(&model->data, &ancestor->data) < 0)
|
||||
goto error;
|
||||
}
|
||||
--
|
||||
2.17.0
|
||||
|
||||
@@ -1,97 +0,0 @@
|
||||
From de12d97c029d6644bb42afaa38410c4263bef41f Mon Sep 17 00:00:00 2001
|
||||
From: Paolo Bonzini <pbonzini@redhat.com>
|
||||
Date: Tue, 12 Dec 2017 16:23:41 +0100
|
||||
Subject: [PATCH 13/19] util: introduce virHostCPUGetMicrocodeVersion
|
||||
|
||||
This new API reads host's CPU microcode version from /proc/cpuinfo.
|
||||
|
||||
Unfortunately, there is no other way of reading microcode version which
|
||||
would be usable from both system and session daemon.
|
||||
|
||||
CVE-2017-5715
|
||||
|
||||
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
|
||||
Signed-off-by: Jiri Denemark <jdenemar@redhat.com>
|
||||
---
|
||||
src/libvirt_private.syms | 1 +
|
||||
src/util/virhostcpu.c | 43 ++++++++++++++++++++++++++++++++++++++++
|
||||
src/util/virhostcpu.h | 2 ++
|
||||
3 files changed, 46 insertions(+)
|
||||
|
||||
diff --git a/src/libvirt_private.syms b/src/libvirt_private.syms
|
||||
index 29b73fa046..0ecd58a12c 100644
|
||||
--- a/src/libvirt_private.syms
|
||||
+++ b/src/libvirt_private.syms
|
||||
@@ -1811,6 +1811,7 @@ virHostCPUGetCount;
|
||||
virHostCPUGetInfo;
|
||||
virHostCPUGetKVMMaxVCPUs;
|
||||
virHostCPUGetMap;
|
||||
+virHostCPUGetMicrocodeVersion;
|
||||
virHostCPUGetOnline;
|
||||
virHostCPUGetOnlineBitmap;
|
||||
virHostCPUGetPresentBitmap;
|
||||
diff --git a/src/util/virhostcpu.c b/src/util/virhostcpu.c
|
||||
index c485a97211..713fdec553 100644
|
||||
--- a/src/util/virhostcpu.c
|
||||
+++ b/src/util/virhostcpu.c
|
||||
@@ -1206,3 +1206,46 @@ virHostCPUGetKVMMaxVCPUs(void)
|
||||
return -1;
|
||||
}
|
||||
#endif /* HAVE_LINUX_KVM_H */
|
||||
+
|
||||
+
|
||||
+#ifdef __linux__
|
||||
+
|
||||
+unsigned int
|
||||
+virHostCPUGetMicrocodeVersion(void)
|
||||
+{
|
||||
+ char *outbuf = NULL;
|
||||
+ char *cur;
|
||||
+ unsigned int version = 0;
|
||||
+
|
||||
+ if (virFileReadHeaderQuiet(CPUINFO_PATH, 4096, &outbuf) < 0) {
|
||||
+ char ebuf[1024];
|
||||
+ VIR_DEBUG("Failed to read microcode version from %s: %s",
|
||||
+ CPUINFO_PATH, virStrerror(errno, ebuf, sizeof(ebuf)));
|
||||
+ return 0;
|
||||
+ }
|
||||
+
|
||||
+ /* Account for format 'microcode : XXXX'*/
|
||||
+ if (!(cur = strstr(outbuf, "microcode")) ||
|
||||
+ !(cur = strchr(cur, ':')))
|
||||
+ goto cleanup;
|
||||
+ cur++;
|
||||
+
|
||||
+ /* Linux places the microcode revision in a 32-bit integer, so
|
||||
+ * ui is fine for us too. */
|
||||
+ if (virStrToLong_ui(cur, &cur, 0, &version) < 0)
|
||||
+ goto cleanup;
|
||||
+
|
||||
+ cleanup:
|
||||
+ VIR_FREE(outbuf);
|
||||
+ return version;
|
||||
+}
|
||||
+
|
||||
+#else
|
||||
+
|
||||
+unsigned int
|
||||
+virHostCPUGetMicrocodeVersion(void)
|
||||
+{
|
||||
+ return 0;
|
||||
+}
|
||||
+
|
||||
+#endif
|
||||
diff --git a/src/util/virhostcpu.h b/src/util/virhostcpu.h
|
||||
index 67033de842..f9f3359288 100644
|
||||
--- a/src/util/virhostcpu.h
|
||||
+++ b/src/util/virhostcpu.h
|
||||
@@ -66,4 +66,6 @@ virBitmapPtr virHostCPUGetSiblingsList(unsigned int cpu);
|
||||
|
||||
int virHostCPUGetOnline(unsigned int cpu, bool *online);
|
||||
|
||||
+unsigned int virHostCPUGetMicrocodeVersion(void);
|
||||
+
|
||||
#endif /* __VIR_HOSTCPU_H__*/
|
||||
--
|
||||
2.17.0
|
||||
|
||||
@@ -1,51 +0,0 @@
|
||||
From a0ad8c160ed81417e4d5b46adf3118df1b6b1b77 Mon Sep 17 00:00:00 2001
|
||||
From: Jiri Denemark <jdenemar@redhat.com>
|
||||
Date: Wed, 13 Dec 2017 22:30:31 +0100
|
||||
Subject: [PATCH 14/19] cpu_x86: Rename virCPUx86MapInitialize
|
||||
|
||||
The function will be used to initialize internal data of the x86 CPU
|
||||
driver (including the CPU map).
|
||||
|
||||
CVE-2017-5715
|
||||
|
||||
Signed-off-by: Jiri Denemark <jdenemar@redhat.com>
|
||||
---
|
||||
src/cpu/cpu_x86.c | 8 ++++----
|
||||
1 file changed, 4 insertions(+), 4 deletions(-)
|
||||
|
||||
diff --git a/src/cpu/cpu_x86.c b/src/cpu/cpu_x86.c
|
||||
index 3b7a6f95fe..0cb0dcacb3 100644
|
||||
--- a/src/cpu/cpu_x86.c
|
||||
+++ b/src/cpu/cpu_x86.c
|
||||
@@ -153,8 +153,8 @@ struct _virCPUx86Map {
|
||||
};
|
||||
|
||||
static virCPUx86MapPtr cpuMap;
|
||||
-int virCPUx86MapOnceInit(void);
|
||||
-VIR_ONCE_GLOBAL_INIT(virCPUx86Map);
|
||||
+int virCPUx86DriverOnceInit(void);
|
||||
+VIR_ONCE_GLOBAL_INIT(virCPUx86Driver);
|
||||
|
||||
|
||||
typedef enum {
|
||||
@@ -1387,7 +1387,7 @@ virCPUx86LoadMap(void)
|
||||
|
||||
|
||||
int
|
||||
-virCPUx86MapOnceInit(void)
|
||||
+virCPUx86DriverOnceInit(void)
|
||||
{
|
||||
if (!(cpuMap = virCPUx86LoadMap()))
|
||||
return -1;
|
||||
@@ -1399,7 +1399,7 @@ virCPUx86MapOnceInit(void)
|
||||
static virCPUx86MapPtr
|
||||
virCPUx86GetMap(void)
|
||||
{
|
||||
- if (virCPUx86MapInitialize() < 0)
|
||||
+ if (virCPUx86DriverInitialize() < 0)
|
||||
return NULL;
|
||||
|
||||
return cpuMap;
|
||||
--
|
||||
2.17.0
|
||||
|
||||
@@ -1,133 +0,0 @@
|
||||
From c628c42493170bfd70f30d9fb56d0067e6e4828a Mon Sep 17 00:00:00 2001
|
||||
From: Paolo Bonzini <pbonzini@redhat.com>
|
||||
Date: Tue, 19 Jun 2018 16:47:20 +0100
|
||||
Subject: [PATCH 15/19] conf: include x86 microcode version in virsh
|
||||
capabiltiies
|
||||
|
||||
A microcode update can cause the CPUID bits to change; an example
|
||||
from the past was the update that disabled TSX on several Haswell and
|
||||
Broadwell machines.
|
||||
|
||||
In order to track the x86 microcode version in the QEMU capabilities,
|
||||
we have to fetch it and store it in the host CPU. This also makes the
|
||||
version visible in "virsh capabilities", which is a nice side effect.
|
||||
|
||||
CVE-2017-5715
|
||||
|
||||
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
|
||||
Signed-off-by: Jiri Denemark <jdenemar@redhat.com>
|
||||
---
|
||||
src/conf/cpu_conf.c | 14 ++++++++++++++
|
||||
src/conf/cpu_conf.h | 1 +
|
||||
src/cpu/cpu_x86.c | 9 +++++++++
|
||||
3 files changed, 24 insertions(+)
|
||||
|
||||
diff --git a/src/conf/cpu_conf.c b/src/conf/cpu_conf.c
|
||||
index c21d11d244..3f3c25320e 100644
|
||||
--- a/src/conf/cpu_conf.c
|
||||
+++ b/src/conf/cpu_conf.c
|
||||
@@ -127,6 +127,7 @@ virCPUDefCopyModelFilter(virCPUDefPtr dst,
|
||||
VIR_STRDUP(dst->vendor_id, src->vendor_id) < 0 ||
|
||||
VIR_ALLOC_N(dst->features, src->nfeatures) < 0)
|
||||
return -1;
|
||||
+ dst->microcodeVersion = src->microcodeVersion;
|
||||
dst->nfeatures_max = src->nfeatures;
|
||||
dst->nfeatures = 0;
|
||||
|
||||
@@ -178,6 +179,7 @@ virCPUDefStealModel(virCPUDefPtr dst,
|
||||
|
||||
VIR_STEAL_PTR(dst->model, src->model);
|
||||
VIR_STEAL_PTR(dst->features, src->features);
|
||||
+ dst->microcodeVersion = src->microcodeVersion;
|
||||
dst->nfeatures_max = src->nfeatures_max;
|
||||
src->nfeatures_max = 0;
|
||||
dst->nfeatures = src->nfeatures;
|
||||
@@ -379,6 +381,14 @@ virCPUDefParseXML(xmlXPathContextPtr ctxt,
|
||||
goto cleanup;
|
||||
}
|
||||
VIR_FREE(arch);
|
||||
+
|
||||
+ if (virXPathBoolean("boolean(./microcode[1]/@version)", ctxt) > 0 &&
|
||||
+ virXPathUInt("string(./microcode[1]/@version)", ctxt,
|
||||
+ &def->microcodeVersion) < 0) {
|
||||
+ virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
|
||||
+ _("invalid microcode version"));
|
||||
+ goto cleanup;
|
||||
+ }
|
||||
}
|
||||
|
||||
if (!(def->model = virXPathString("string(./model[1])", ctxt)) &&
|
||||
@@ -723,6 +733,10 @@ virCPUDefFormatBuf(virBufferPtr buf,
|
||||
if (formatModel && def->vendor)
|
||||
virBufferEscapeString(buf, "<vendor>%s</vendor>\n", def->vendor);
|
||||
|
||||
+ if (def->type == VIR_CPU_TYPE_HOST && def->microcodeVersion)
|
||||
+ virBufferAsprintf(buf, "<microcode version='%u'/>\n",
|
||||
+ def->microcodeVersion);
|
||||
+
|
||||
if (def->sockets && def->cores && def->threads) {
|
||||
virBufferAddLit(buf, "<topology");
|
||||
virBufferAsprintf(buf, " sockets='%u'", def->sockets);
|
||||
diff --git a/src/conf/cpu_conf.h b/src/conf/cpu_conf.h
|
||||
index b44974f47e..a30ecf8681 100644
|
||||
--- a/src/conf/cpu_conf.h
|
||||
+++ b/src/conf/cpu_conf.h
|
||||
@@ -133,6 +133,7 @@ struct _virCPUDef {
|
||||
char *vendor_id; /* vendor id returned by CPUID in the guest */
|
||||
int fallback; /* enum virCPUFallback */
|
||||
char *vendor;
|
||||
+ unsigned int microcodeVersion;
|
||||
unsigned int sockets;
|
||||
unsigned int cores;
|
||||
unsigned int threads;
|
||||
diff --git a/src/cpu/cpu_x86.c b/src/cpu/cpu_x86.c
|
||||
index 0cb0dcacb3..41aaa61c35 100644
|
||||
--- a/src/cpu/cpu_x86.c
|
||||
+++ b/src/cpu/cpu_x86.c
|
||||
@@ -33,6 +33,7 @@
|
||||
#include "virbuffer.h"
|
||||
#include "virendian.h"
|
||||
#include "virstring.h"
|
||||
+#include "virhostcpu.h"
|
||||
|
||||
#define VIR_FROM_THIS VIR_FROM_CPU
|
||||
|
||||
@@ -153,6 +154,8 @@ struct _virCPUx86Map {
|
||||
};
|
||||
|
||||
static virCPUx86MapPtr cpuMap;
|
||||
+static unsigned int microcodeVersion;
|
||||
+
|
||||
int virCPUx86DriverOnceInit(void);
|
||||
VIR_ONCE_GLOBAL_INIT(virCPUx86Driver);
|
||||
|
||||
@@ -1392,6 +1395,8 @@ virCPUx86DriverOnceInit(void)
|
||||
if (!(cpuMap = virCPUx86LoadMap()))
|
||||
return -1;
|
||||
|
||||
+ microcodeVersion = virHostCPUGetMicrocodeVersion();
|
||||
+
|
||||
return 0;
|
||||
}
|
||||
|
||||
@@ -2409,6 +2414,9 @@ virCPUx86GetHost(virCPUDefPtr cpu,
|
||||
virCPUDataPtr cpuData = NULL;
|
||||
int ret = -1;
|
||||
|
||||
+ if (virCPUx86DriverInitialize() < 0)
|
||||
+ goto cleanup;
|
||||
+
|
||||
if (!(cpuData = virCPUDataNew(archs[0])))
|
||||
goto cleanup;
|
||||
|
||||
@@ -2417,6 +2425,7 @@ virCPUx86GetHost(virCPUDefPtr cpu,
|
||||
goto cleanup;
|
||||
|
||||
ret = x86DecodeCPUData(cpu, cpuData, models, nmodels, NULL);
|
||||
+ cpu->microcodeVersion = microcodeVersion;
|
||||
|
||||
cleanup:
|
||||
virCPUx86DataFree(cpuData);
|
||||
--
|
||||
2.17.0
|
||||
|
||||
@@ -1,535 +0,0 @@
|
||||
From a31edb693bb79f1ad8931db284f1dbceae178f27 Mon Sep 17 00:00:00 2001
|
||||
From: Paolo Bonzini <pbonzini@redhat.com>
|
||||
Date: Tue, 19 Jun 2018 16:50:02 +0100
|
||||
Subject: [PATCH 16/19] qemu: capabilities: force update if the microcode
|
||||
version does not match
|
||||
|
||||
A microcode update can cause the CPUID bits to change; an example
|
||||
from the past was the update that disabled TSX on several Haswell
|
||||
and Broadwell machines.
|
||||
|
||||
Therefore, place microcode version in the virQEMUCaps struct and
|
||||
XML, and rebuild the cache if the versions do not match.
|
||||
|
||||
CVE-2017-5715
|
||||
|
||||
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
|
||||
Signed-off-by: Jiri Denemark <jdenemar@redhat.com>
|
||||
---
|
||||
src/qemu/qemu_capabilities.c | 40 ++++++++++++++++++-
|
||||
src/qemu/qemu_capabilities.h | 6 ++-
|
||||
src/qemu/qemu_capspriv.h | 6 +++
|
||||
src/qemu/qemu_driver.c | 9 ++++-
|
||||
.../caps_1.2.2.x86_64.xml | 1 +
|
||||
.../caps_1.3.1.x86_64.xml | 1 +
|
||||
.../caps_1.4.2.x86_64.xml | 1 +
|
||||
.../caps_1.5.3.x86_64.xml | 1 +
|
||||
.../caps_1.6.0.x86_64.xml | 1 +
|
||||
.../caps_1.7.0.x86_64.xml | 1 +
|
||||
.../caps_2.1.1.x86_64.xml | 1 +
|
||||
.../caps_2.4.0.x86_64.xml | 1 +
|
||||
.../caps_2.5.0.x86_64.xml | 1 +
|
||||
.../caps_2.6.0-gicv2.aarch64.xml | 1 +
|
||||
.../caps_2.6.0-gicv3.aarch64.xml | 1 +
|
||||
.../caps_2.6.0.ppc64le.xml | 1 +
|
||||
.../caps_2.6.0.x86_64.xml | 1 +
|
||||
.../qemucapabilitiesdata/caps_2.7.0.s390x.xml | 1 +
|
||||
.../caps_2.7.0.x86_64.xml | 1 +
|
||||
.../qemucapabilitiesdata/caps_2.8.0.s390x.xml | 1 +
|
||||
.../caps_2.8.0.x86_64.xml | 1 +
|
||||
.../caps_2.9.0.ppc64le.xml | 1 +
|
||||
.../qemucapabilitiesdata/caps_2.9.0.s390x.xml | 1 +
|
||||
.../caps_2.9.0.x86_64.xml | 1 +
|
||||
tests/qemucapabilitiestest.c | 14 +++++--
|
||||
tests/qemucapsprobe.c | 2 +-
|
||||
tests/testutilsqemu.c | 2 +-
|
||||
27 files changed, 89 insertions(+), 10 deletions(-)
|
||||
|
||||
diff --git a/src/qemu/qemu_capabilities.c b/src/qemu/qemu_capabilities.c
|
||||
index 2de84715ea..72b70ce750 100644
|
||||
--- a/src/qemu/qemu_capabilities.c
|
||||
+++ b/src/qemu/qemu_capabilities.c
|
||||
@@ -500,6 +500,7 @@ struct _virQEMUCaps {
|
||||
unsigned int version;
|
||||
unsigned int kvmVersion;
|
||||
unsigned int libvirtVersion;
|
||||
+ unsigned int microcodeVersion;
|
||||
char *package;
|
||||
|
||||
virArch arch;
|
||||
@@ -2304,6 +2305,7 @@ virQEMUCapsPtr virQEMUCapsNewCopy(virQEMUCapsPtr qemuCaps)
|
||||
|
||||
ret->version = qemuCaps->version;
|
||||
ret->kvmVersion = qemuCaps->kvmVersion;
|
||||
+ ret->microcodeVersion = qemuCaps->microcodeVersion;
|
||||
|
||||
if (VIR_STRDUP(ret->package, qemuCaps->package) < 0)
|
||||
goto error;
|
||||
@@ -3809,6 +3811,7 @@ struct _virQEMUCapsCachePriv {
|
||||
uid_t runUid;
|
||||
gid_t runGid;
|
||||
virArch hostArch;
|
||||
+ unsigned int microcodeVersion;
|
||||
};
|
||||
typedef struct _virQEMUCapsCachePriv virQEMUCapsCachePriv;
|
||||
typedef virQEMUCapsCachePriv *virQEMUCapsCachePrivPtr;
|
||||
@@ -3931,6 +3934,13 @@ virQEMUCapsLoadCache(virArch hostArch,
|
||||
goto cleanup;
|
||||
}
|
||||
|
||||
+ if (virXPathUInt("string(./microcodeVersion)", ctxt,
|
||||
+ &qemuCaps->microcodeVersion) < 0) {
|
||||
+ virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
|
||||
+ _("missing microcode version in QEMU capabilities cache"));
|
||||
+ goto cleanup;
|
||||
+ }
|
||||
+
|
||||
if (virXPathBoolean("boolean(./package)", ctxt) > 0) {
|
||||
qemuCaps->package = virXPathString("string(./package)", ctxt);
|
||||
if (!qemuCaps->package &&
|
||||
@@ -4195,6 +4205,9 @@ virQEMUCapsFormatCache(virQEMUCapsPtr qemuCaps)
|
||||
virBufferAsprintf(&buf, "<kvmVersion>%d</kvmVersion>\n",
|
||||
qemuCaps->kvmVersion);
|
||||
|
||||
+ virBufferAsprintf(&buf, "<microcodeVersion>%u</microcodeVersion>\n",
|
||||
+ qemuCaps->microcodeVersion);
|
||||
+
|
||||
if (qemuCaps->package)
|
||||
virBufferAsprintf(&buf, "<package>%s</package>\n",
|
||||
qemuCaps->package);
|
||||
@@ -4336,6 +4349,16 @@ virQEMUCapsIsValid(void *data,
|
||||
return false;
|
||||
}
|
||||
|
||||
+ if (virQEMUCapsGet(qemuCaps, QEMU_CAPS_KVM) &&
|
||||
+ priv->microcodeVersion != qemuCaps->microcodeVersion) {
|
||||
+ VIR_DEBUG("Outdated capabilities for '%s': microcode version changed "
|
||||
+ "(%u vs %u)",
|
||||
+ qemuCaps->binary,
|
||||
+ priv->microcodeVersion,
|
||||
+ qemuCaps->microcodeVersion);
|
||||
+ return false;
|
||||
+ }
|
||||
+
|
||||
return true;
|
||||
}
|
||||
|
||||
@@ -5151,6 +5174,7 @@ virQEMUCapsNewForBinaryInternal(virArch hostArch,
|
||||
const char *libDir,
|
||||
uid_t runUid,
|
||||
gid_t runGid,
|
||||
+ unsigned int microcodeVersion,
|
||||
bool qmpOnly)
|
||||
{
|
||||
virQEMUCapsPtr qemuCaps;
|
||||
@@ -5207,6 +5231,9 @@ virQEMUCapsNewForBinaryInternal(virArch hostArch,
|
||||
virQEMUCapsInitHostCPUModel(qemuCaps, hostArch, VIR_DOMAIN_VIRT_KVM);
|
||||
virQEMUCapsInitHostCPUModel(qemuCaps, hostArch, VIR_DOMAIN_VIRT_QEMU);
|
||||
|
||||
+ if (virQEMUCapsGet(qemuCaps, QEMU_CAPS_KVM))
|
||||
+ qemuCaps->microcodeVersion = microcodeVersion;
|
||||
+
|
||||
cleanup:
|
||||
VIR_FREE(qmperr);
|
||||
return qemuCaps;
|
||||
@@ -5228,6 +5255,7 @@ virQEMUCapsNewData(const char *binary,
|
||||
priv->libDir,
|
||||
priv->runUid,
|
||||
priv->runGid,
|
||||
+ priv->microcodeVersion,
|
||||
false);
|
||||
}
|
||||
|
||||
@@ -5310,7 +5338,8 @@ virFileCachePtr
|
||||
virQEMUCapsCacheNew(const char *libDir,
|
||||
const char *cacheDir,
|
||||
uid_t runUid,
|
||||
- gid_t runGid)
|
||||
+ gid_t runGid,
|
||||
+ unsigned int microcodeVersion)
|
||||
{
|
||||
char *capsCacheDir = NULL;
|
||||
virFileCachePtr cache = NULL;
|
||||
@@ -5333,6 +5362,7 @@ virQEMUCapsCacheNew(const char *libDir,
|
||||
|
||||
priv->runUid = runUid;
|
||||
priv->runGid = runGid;
|
||||
+ priv->microcodeVersion = microcodeVersion;
|
||||
|
||||
cleanup:
|
||||
VIR_FREE(capsCacheDir);
|
||||
@@ -5810,3 +5840,11 @@ virQEMUCapsFillDomainCaps(virCapsPtr caps,
|
||||
return -1;
|
||||
return 0;
|
||||
}
|
||||
+
|
||||
+
|
||||
+void
|
||||
+virQEMUCapsSetMicrocodeVersion(virQEMUCapsPtr qemuCaps,
|
||||
+ unsigned int microcodeVersion)
|
||||
+{
|
||||
+ qemuCaps->microcodeVersion = microcodeVersion;
|
||||
+}
|
||||
diff --git a/src/qemu/qemu_capabilities.h b/src/qemu/qemu_capabilities.h
|
||||
index 9c92d6b469..eea296c9c3 100644
|
||||
--- a/src/qemu/qemu_capabilities.h
|
||||
+++ b/src/qemu/qemu_capabilities.h
|
||||
@@ -514,8 +514,10 @@ void virQEMUCapsFilterByMachineType(virQEMUCapsPtr qemuCaps,
|
||||
const char *machineType);
|
||||
|
||||
virFileCachePtr virQEMUCapsCacheNew(const char *libDir,
|
||||
- const char *cacheDir,
|
||||
- uid_t uid, gid_t gid);
|
||||
+ const char *cacheDir,
|
||||
+ uid_t uid,
|
||||
+ gid_t gid,
|
||||
+ unsigned int microcodeVersion);
|
||||
virQEMUCapsPtr virQEMUCapsCacheLookup(virFileCachePtr cache,
|
||||
const char *binary);
|
||||
virQEMUCapsPtr virQEMUCapsCacheLookupCopy(virFileCachePtr cache,
|
||||
diff --git a/src/qemu/qemu_capspriv.h b/src/qemu/qemu_capspriv.h
|
||||
index d05256bd35..38c14ffa01 100644
|
||||
--- a/src/qemu/qemu_capspriv.h
|
||||
+++ b/src/qemu/qemu_capspriv.h
|
||||
@@ -36,6 +36,7 @@ virQEMUCapsNewForBinaryInternal(virArch hostArch,
|
||||
const char *libDir,
|
||||
uid_t runUid,
|
||||
gid_t runGid,
|
||||
+ unsigned int microcodeVersion,
|
||||
bool qmpOnly);
|
||||
|
||||
int virQEMUCapsLoadCache(virArch hostArch,
|
||||
@@ -101,4 +102,9 @@ virQEMUCapsParseHelpStr(const char *qemu,
|
||||
int
|
||||
virQEMUCapsParseDeviceStr(virQEMUCapsPtr qemuCaps,
|
||||
const char *str);
|
||||
+
|
||||
+void
|
||||
+virQEMUCapsSetMicrocodeVersion(virQEMUCapsPtr qemuCaps,
|
||||
+ unsigned int microcodeVersion);
|
||||
+
|
||||
#endif
|
||||
diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c
|
||||
index 208ccc9bc3..d8dc5388ea 100644
|
||||
--- a/src/qemu/qemu_driver.c
|
||||
+++ b/src/qemu/qemu_driver.c
|
||||
@@ -631,6 +631,8 @@ qemuStateInitialize(bool privileged,
|
||||
gid_t run_gid = -1;
|
||||
char *hugepagePath = NULL;
|
||||
size_t i;
|
||||
+ virCPUDefPtr hostCPU = NULL;
|
||||
+ unsigned int microcodeVersion = 0;
|
||||
|
||||
if (VIR_ALLOC(qemu_driver) < 0)
|
||||
return -1;
|
||||
@@ -853,10 +855,15 @@ qemuStateInitialize(bool privileged,
|
||||
run_gid = cfg->group;
|
||||
}
|
||||
|
||||
+ if ((hostCPU = virCPUProbeHost(virArchFromHost())))
|
||||
+ microcodeVersion = hostCPU->microcodeVersion;
|
||||
+ virCPUDefFree(hostCPU);
|
||||
+
|
||||
qemu_driver->qemuCapsCache = virQEMUCapsCacheNew(cfg->libDir,
|
||||
cfg->cacheDir,
|
||||
run_uid,
|
||||
- run_gid);
|
||||
+ run_gid,
|
||||
+ microcodeVersion);
|
||||
if (!qemu_driver->qemuCapsCache)
|
||||
goto error;
|
||||
|
||||
diff --git a/tests/qemucapabilitiesdata/caps_1.2.2.x86_64.xml b/tests/qemucapabilitiesdata/caps_1.2.2.x86_64.xml
|
||||
index 956284d5d3..f3f66cd8f5 100644
|
||||
--- a/tests/qemucapabilitiesdata/caps_1.2.2.x86_64.xml
|
||||
+++ b/tests/qemucapabilitiesdata/caps_1.2.2.x86_64.xml
|
||||
@@ -111,6 +111,7 @@
|
||||
<flag name='query-cpu-definitions'/>
|
||||
<version>1002002</version>
|
||||
<kvmVersion>0</kvmVersion>
|
||||
+ <microcodeVersion>26900</microcodeVersion>
|
||||
<package></package>
|
||||
<arch>x86_64</arch>
|
||||
<cpu type='kvm' name='qemu64'/>
|
||||
diff --git a/tests/qemucapabilitiesdata/caps_1.3.1.x86_64.xml b/tests/qemucapabilitiesdata/caps_1.3.1.x86_64.xml
|
||||
index 99384ce5e6..1c4d5ff4a4 100644
|
||||
--- a/tests/qemucapabilitiesdata/caps_1.3.1.x86_64.xml
|
||||
+++ b/tests/qemucapabilitiesdata/caps_1.3.1.x86_64.xml
|
||||
@@ -129,6 +129,7 @@
|
||||
<flag name='query-cpu-definitions'/>
|
||||
<version>1003001</version>
|
||||
<kvmVersion>0</kvmVersion>
|
||||
+ <microcodeVersion>30198</microcodeVersion>
|
||||
<package></package>
|
||||
<arch>x86_64</arch>
|
||||
<cpu type='kvm' name='qemu64'/>
|
||||
diff --git a/tests/qemucapabilitiesdata/caps_1.4.2.x86_64.xml b/tests/qemucapabilitiesdata/caps_1.4.2.x86_64.xml
|
||||
index aea043c57d..a50383c259 100644
|
||||
--- a/tests/qemucapabilitiesdata/caps_1.4.2.x86_64.xml
|
||||
+++ b/tests/qemucapabilitiesdata/caps_1.4.2.x86_64.xml
|
||||
@@ -130,6 +130,7 @@
|
||||
<flag name='query-cpu-definitions'/>
|
||||
<version>1004002</version>
|
||||
<kvmVersion>0</kvmVersion>
|
||||
+ <microcodeVersion>30915</microcodeVersion>
|
||||
<package></package>
|
||||
<arch>x86_64</arch>
|
||||
<cpu type='kvm' name='Opteron_G5'/>
|
||||
diff --git a/tests/qemucapabilitiesdata/caps_1.5.3.x86_64.xml b/tests/qemucapabilitiesdata/caps_1.5.3.x86_64.xml
|
||||
index 6f860e4f25..ad3e122775 100644
|
||||
--- a/tests/qemucapabilitiesdata/caps_1.5.3.x86_64.xml
|
||||
+++ b/tests/qemucapabilitiesdata/caps_1.5.3.x86_64.xml
|
||||
@@ -142,6 +142,7 @@
|
||||
<flag name='kernel-irqchip'/>
|
||||
<version>1005003</version>
|
||||
<kvmVersion>0</kvmVersion>
|
||||
+ <microcodeVersion>47019</microcodeVersion>
|
||||
<package></package>
|
||||
<arch>x86_64</arch>
|
||||
<cpu type='kvm' name='Opteron_G5'/>
|
||||
diff --git a/tests/qemucapabilitiesdata/caps_1.6.0.x86_64.xml b/tests/qemucapabilitiesdata/caps_1.6.0.x86_64.xml
|
||||
index e5dc8360de..7b2324d697 100644
|
||||
--- a/tests/qemucapabilitiesdata/caps_1.6.0.x86_64.xml
|
||||
+++ b/tests/qemucapabilitiesdata/caps_1.6.0.x86_64.xml
|
||||
@@ -147,6 +147,7 @@
|
||||
<flag name='kernel-irqchip'/>
|
||||
<version>1006000</version>
|
||||
<kvmVersion>0</kvmVersion>
|
||||
+ <microcodeVersion>45248</microcodeVersion>
|
||||
<package></package>
|
||||
<arch>x86_64</arch>
|
||||
<cpu type='kvm' name='Opteron_G5'/>
|
||||
diff --git a/tests/qemucapabilitiesdata/caps_1.7.0.x86_64.xml b/tests/qemucapabilitiesdata/caps_1.7.0.x86_64.xml
|
||||
index 86d87eaf0c..4ba509a753 100644
|
||||
--- a/tests/qemucapabilitiesdata/caps_1.7.0.x86_64.xml
|
||||
+++ b/tests/qemucapabilitiesdata/caps_1.7.0.x86_64.xml
|
||||
@@ -149,6 +149,7 @@
|
||||
<flag name='kernel-irqchip'/>
|
||||
<version>1007000</version>
|
||||
<kvmVersion>0</kvmVersion>
|
||||
+ <microcodeVersion>50692</microcodeVersion>
|
||||
<package></package>
|
||||
<arch>x86_64</arch>
|
||||
<cpu type='kvm' name='Opteron_G5'/>
|
||||
diff --git a/tests/qemucapabilitiesdata/caps_2.1.1.x86_64.xml b/tests/qemucapabilitiesdata/caps_2.1.1.x86_64.xml
|
||||
index 2fa551b1a0..416703ac89 100644
|
||||
--- a/tests/qemucapabilitiesdata/caps_2.1.1.x86_64.xml
|
||||
+++ b/tests/qemucapabilitiesdata/caps_2.1.1.x86_64.xml
|
||||
@@ -165,6 +165,7 @@
|
||||
<flag name='kernel-irqchip'/>
|
||||
<version>2001001</version>
|
||||
<kvmVersion>0</kvmVersion>
|
||||
+ <microcodeVersion>59488</microcodeVersion>
|
||||
<package></package>
|
||||
<arch>x86_64</arch>
|
||||
<cpu type='kvm' name='Opteron_G5'/>
|
||||
diff --git a/tests/qemucapabilitiesdata/caps_2.4.0.x86_64.xml b/tests/qemucapabilitiesdata/caps_2.4.0.x86_64.xml
|
||||
index f97e4cb813..4550139e0c 100644
|
||||
--- a/tests/qemucapabilitiesdata/caps_2.4.0.x86_64.xml
|
||||
+++ b/tests/qemucapabilitiesdata/caps_2.4.0.x86_64.xml
|
||||
@@ -190,6 +190,7 @@
|
||||
<flag name='virtio-gpu.max_outputs'/>
|
||||
<version>2004000</version>
|
||||
<kvmVersion>0</kvmVersion>
|
||||
+ <microcodeVersion>75653</microcodeVersion>
|
||||
<package></package>
|
||||
<arch>x86_64</arch>
|
||||
<cpu type='kvm' name='Opteron_G5'/>
|
||||
diff --git a/tests/qemucapabilitiesdata/caps_2.5.0.x86_64.xml b/tests/qemucapabilitiesdata/caps_2.5.0.x86_64.xml
|
||||
index 2ba40fc494..6072438688 100644
|
||||
--- a/tests/qemucapabilitiesdata/caps_2.5.0.x86_64.xml
|
||||
+++ b/tests/qemucapabilitiesdata/caps_2.5.0.x86_64.xml
|
||||
@@ -196,6 +196,7 @@
|
||||
<flag name='virtio-gpu.max_outputs'/>
|
||||
<version>2005000</version>
|
||||
<kvmVersion>0</kvmVersion>
|
||||
+ <microcodeVersion>216775</microcodeVersion>
|
||||
<package></package>
|
||||
<arch>x86_64</arch>
|
||||
<cpu type='kvm' name='Opteron_G5'/>
|
||||
diff --git a/tests/qemucapabilitiesdata/caps_2.6.0-gicv2.aarch64.xml b/tests/qemucapabilitiesdata/caps_2.6.0-gicv2.aarch64.xml
|
||||
index 0b34fa30d4..6fc0ab25e0 100644
|
||||
--- a/tests/qemucapabilitiesdata/caps_2.6.0-gicv2.aarch64.xml
|
||||
+++ b/tests/qemucapabilitiesdata/caps_2.6.0-gicv2.aarch64.xml
|
||||
@@ -174,6 +174,7 @@
|
||||
<flag name='virtio-gpu.max_outputs'/>
|
||||
<version>2006000</version>
|
||||
<kvmVersion>0</kvmVersion>
|
||||
+ <microcodeVersion>228838</microcodeVersion>
|
||||
<package></package>
|
||||
<arch>aarch64</arch>
|
||||
<cpu type='kvm' name='pxa262'/>
|
||||
diff --git a/tests/qemucapabilitiesdata/caps_2.6.0-gicv3.aarch64.xml b/tests/qemucapabilitiesdata/caps_2.6.0-gicv3.aarch64.xml
|
||||
index d41d578c7e..1846bf6a7c 100644
|
||||
--- a/tests/qemucapabilitiesdata/caps_2.6.0-gicv3.aarch64.xml
|
||||
+++ b/tests/qemucapabilitiesdata/caps_2.6.0-gicv3.aarch64.xml
|
||||
@@ -174,6 +174,7 @@
|
||||
<flag name='virtio-gpu.max_outputs'/>
|
||||
<version>2006000</version>
|
||||
<kvmVersion>0</kvmVersion>
|
||||
+ <microcodeVersion>228838</microcodeVersion>
|
||||
<package></package>
|
||||
<arch>aarch64</arch>
|
||||
<cpu type='kvm' name='pxa262'/>
|
||||
diff --git a/tests/qemucapabilitiesdata/caps_2.6.0.ppc64le.xml b/tests/qemucapabilitiesdata/caps_2.6.0.ppc64le.xml
|
||||
index f1c9fc98a4..199fc2cd22 100644
|
||||
--- a/tests/qemucapabilitiesdata/caps_2.6.0.ppc64le.xml
|
||||
+++ b/tests/qemucapabilitiesdata/caps_2.6.0.ppc64le.xml
|
||||
@@ -169,6 +169,7 @@
|
||||
<flag name='virtio-gpu.max_outputs'/>
|
||||
<version>2006000</version>
|
||||
<kvmVersion>0</kvmVersion>
|
||||
+ <microcodeVersion>263602</microcodeVersion>
|
||||
<package></package>
|
||||
<arch>ppc64</arch>
|
||||
<cpu type='kvm' name='default'/>
|
||||
diff --git a/tests/qemucapabilitiesdata/caps_2.6.0.x86_64.xml b/tests/qemucapabilitiesdata/caps_2.6.0.x86_64.xml
|
||||
index bdf006f6be..5897fbc0c9 100644
|
||||
--- a/tests/qemucapabilitiesdata/caps_2.6.0.x86_64.xml
|
||||
+++ b/tests/qemucapabilitiesdata/caps_2.6.0.x86_64.xml
|
||||
@@ -206,6 +206,7 @@
|
||||
<flag name='virtio-gpu.max_outputs'/>
|
||||
<version>2006000</version>
|
||||
<kvmVersion>0</kvmVersion>
|
||||
+ <microcodeVersion>227579</microcodeVersion>
|
||||
<package></package>
|
||||
<arch>x86_64</arch>
|
||||
<cpu type='kvm' name='Opteron_G5'/>
|
||||
diff --git a/tests/qemucapabilitiesdata/caps_2.7.0.s390x.xml b/tests/qemucapabilitiesdata/caps_2.7.0.s390x.xml
|
||||
index fe7bca93b9..4c208008be 100644
|
||||
--- a/tests/qemucapabilitiesdata/caps_2.7.0.s390x.xml
|
||||
+++ b/tests/qemucapabilitiesdata/caps_2.7.0.s390x.xml
|
||||
@@ -136,6 +136,7 @@
|
||||
<flag name='virtio-gpu.max_outputs'/>
|
||||
<version>2007000</version>
|
||||
<kvmVersion>0</kvmVersion>
|
||||
+ <microcodeVersion>217559</microcodeVersion>
|
||||
<package></package>
|
||||
<arch>s390x</arch>
|
||||
<cpu type='kvm' name='host'/>
|
||||
diff --git a/tests/qemucapabilitiesdata/caps_2.7.0.x86_64.xml b/tests/qemucapabilitiesdata/caps_2.7.0.x86_64.xml
|
||||
index 3fd28f09fe..e3a154806c 100644
|
||||
--- a/tests/qemucapabilitiesdata/caps_2.7.0.x86_64.xml
|
||||
+++ b/tests/qemucapabilitiesdata/caps_2.7.0.x86_64.xml
|
||||
@@ -209,6 +209,7 @@
|
||||
<flag name='virtio-gpu.max_outputs'/>
|
||||
<version>2007000</version>
|
||||
<kvmVersion>0</kvmVersion>
|
||||
+ <microcodeVersion>239276</microcodeVersion>
|
||||
<package> (v2.7.0)</package>
|
||||
<arch>x86_64</arch>
|
||||
<cpu type='kvm' name='Opteron_G5'/>
|
||||
diff --git a/tests/qemucapabilitiesdata/caps_2.8.0.s390x.xml b/tests/qemucapabilitiesdata/caps_2.8.0.s390x.xml
|
||||
index 21bbb820d0..f13c783d44 100644
|
||||
--- a/tests/qemucapabilitiesdata/caps_2.8.0.s390x.xml
|
||||
+++ b/tests/qemucapabilitiesdata/caps_2.8.0.s390x.xml
|
||||
@@ -138,6 +138,7 @@
|
||||
<flag name='virtio-gpu.max_outputs'/>
|
||||
<version>2007093</version>
|
||||
<kvmVersion>0</kvmVersion>
|
||||
+ <microcodeVersion>242460</microcodeVersion>
|
||||
<package></package>
|
||||
<arch>s390x</arch>
|
||||
<hostCPU type='kvm' model='zEC12.2-base' migratability='no'>
|
||||
diff --git a/tests/qemucapabilitiesdata/caps_2.8.0.x86_64.xml b/tests/qemucapabilitiesdata/caps_2.8.0.x86_64.xml
|
||||
index 761f9d1415..f5bd1d7272 100644
|
||||
--- a/tests/qemucapabilitiesdata/caps_2.8.0.x86_64.xml
|
||||
+++ b/tests/qemucapabilitiesdata/caps_2.8.0.x86_64.xml
|
||||
@@ -211,6 +211,7 @@
|
||||
<flag name='virtio-gpu.max_outputs'/>
|
||||
<version>2008000</version>
|
||||
<kvmVersion>0</kvmVersion>
|
||||
+ <microcodeVersion>255931</microcodeVersion>
|
||||
<package> (v2.8.0)</package>
|
||||
<arch>x86_64</arch>
|
||||
<cpu type='kvm' name='host' usable='yes'/>
|
||||
diff --git a/tests/qemucapabilitiesdata/caps_2.9.0.ppc64le.xml b/tests/qemucapabilitiesdata/caps_2.9.0.ppc64le.xml
|
||||
index 9551907c66..2d1d0f9a89 100644
|
||||
--- a/tests/qemucapabilitiesdata/caps_2.9.0.ppc64le.xml
|
||||
+++ b/tests/qemucapabilitiesdata/caps_2.9.0.ppc64le.xml
|
||||
@@ -175,6 +175,7 @@
|
||||
<flag name='disk-share-rw'/>
|
||||
<version>2009000</version>
|
||||
<kvmVersion>0</kvmVersion>
|
||||
+ <microcodeVersion>347135</microcodeVersion>
|
||||
<package> (v2.9.0)</package>
|
||||
<arch>ppc64</arch>
|
||||
<cpu type='kvm' name='default'/>
|
||||
diff --git a/tests/qemucapabilitiesdata/caps_2.9.0.s390x.xml b/tests/qemucapabilitiesdata/caps_2.9.0.s390x.xml
|
||||
index 0a6fbd0776..3b733801f8 100644
|
||||
--- a/tests/qemucapabilitiesdata/caps_2.9.0.s390x.xml
|
||||
+++ b/tests/qemucapabilitiesdata/caps_2.9.0.s390x.xml
|
||||
@@ -140,6 +140,7 @@
|
||||
<flag name='disk-share-rw'/>
|
||||
<version>2009000</version>
|
||||
<kvmVersion>0</kvmVersion>
|
||||
+ <microcodeVersion>265878</microcodeVersion>
|
||||
<package></package>
|
||||
<arch>s390x</arch>
|
||||
<hostCPU type='kvm' model='z13.2-base' migratability='no'>
|
||||
diff --git a/tests/qemucapabilitiesdata/caps_2.9.0.x86_64.xml b/tests/qemucapabilitiesdata/caps_2.9.0.x86_64.xml
|
||||
index 1294ebdb31..086594def5 100644
|
||||
--- a/tests/qemucapabilitiesdata/caps_2.9.0.x86_64.xml
|
||||
+++ b/tests/qemucapabilitiesdata/caps_2.9.0.x86_64.xml
|
||||
@@ -223,6 +223,7 @@
|
||||
<flag name='disk-share-rw'/>
|
||||
<version>2009000</version>
|
||||
<kvmVersion>0</kvmVersion>
|
||||
+ <microcodeVersion>321194</microcodeVersion>
|
||||
<package> (v2.9.0)</package>
|
||||
<arch>x86_64</arch>
|
||||
<hostCPU type='kvm' model='base' migratability='yes'>
|
||||
diff --git a/tests/qemucapabilitiestest.c b/tests/qemucapabilitiestest.c
|
||||
index 3ae55fc62f..4608fffbb2 100644
|
||||
--- a/tests/qemucapabilitiestest.c
|
||||
+++ b/tests/qemucapabilitiestest.c
|
||||
@@ -61,10 +61,16 @@ testQemuCaps(const void *opaque)
|
||||
qemuMonitorTestGetMonitor(mon)) < 0)
|
||||
goto cleanup;
|
||||
|
||||
- if (virQEMUCapsGet(capsActual, QEMU_CAPS_KVM) &&
|
||||
- virQEMUCapsInitQMPMonitorTCG(capsActual,
|
||||
- qemuMonitorTestGetMonitor(mon)) < 0)
|
||||
- goto cleanup;
|
||||
+ if (virQEMUCapsGet(capsActual, QEMU_CAPS_KVM)) {
|
||||
+ if (virQEMUCapsInitQMPMonitorTCG(capsActual,
|
||||
+ qemuMonitorTestGetMonitor(mon)) < 0)
|
||||
+ goto cleanup;
|
||||
+
|
||||
+ /* Fill microcodeVersion with a "random" value which is the file
|
||||
+ * length to provide a reproducible number for testing.
|
||||
+ */
|
||||
+ virQEMUCapsSetMicrocodeVersion(capsActual, virFileLength(repliesFile, -1));
|
||||
+ }
|
||||
|
||||
if (!(actual = virQEMUCapsFormatCache(capsActual)))
|
||||
goto cleanup;
|
||||
diff --git a/tests/qemucapsprobe.c b/tests/qemucapsprobe.c
|
||||
index 4b8d6229b4..a5f5a38b16 100644
|
||||
--- a/tests/qemucapsprobe.c
|
||||
+++ b/tests/qemucapsprobe.c
|
||||
@@ -72,7 +72,7 @@ main(int argc, char **argv)
|
||||
return EXIT_FAILURE;
|
||||
|
||||
if (!(caps = virQEMUCapsNewForBinaryInternal(VIR_ARCH_NONE, argv[1], "/tmp",
|
||||
- -1, -1, true)))
|
||||
+ -1, -1, 0, true)))
|
||||
return EXIT_FAILURE;
|
||||
|
||||
virObjectUnref(caps);
|
||||
diff --git a/tests/testutilsqemu.c b/tests/testutilsqemu.c
|
||||
index 2c7124bf26..f8182033fc 100644
|
||||
--- a/tests/testutilsqemu.c
|
||||
+++ b/tests/testutilsqemu.c
|
||||
@@ -603,7 +603,7 @@ int qemuTestDriverInit(virQEMUDriver *driver)
|
||||
|
||||
/* Using /dev/null for libDir and cacheDir automatically produces errors
|
||||
* upon attempt to use any of them */
|
||||
- driver->qemuCapsCache = virQEMUCapsCacheNew("/dev/null", "/dev/null", 0, 0);
|
||||
+ driver->qemuCapsCache = virQEMUCapsCacheNew("/dev/null", "/dev/null", 0, 0, 0);
|
||||
if (!driver->qemuCapsCache)
|
||||
goto error;
|
||||
|
||||
--
|
||||
2.17.0
|
||||
|
||||
@@ -1,142 +0,0 @@
|
||||
From ac0e85360cd8f25160b67ee9fb45663d20f82c1d Mon Sep 17 00:00:00 2001
|
||||
From: Paolo Bonzini <pbonzini@redhat.com>
|
||||
Date: Tue, 19 Jun 2018 16:51:13 +0100
|
||||
Subject: [PATCH 17/19] cpu: add CPU features and model for indirect branch
|
||||
prediction protection
|
||||
|
||||
CVE-2017-5715
|
||||
|
||||
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
|
||||
Signed-off-by: Jiri Denemark <jdenemar@redhat.com>
|
||||
---
|
||||
src/cpu/cpu_map.xml | 44 ++++++++++++++++++++++++++++++++++++++++++++
|
||||
1 file changed, 44 insertions(+)
|
||||
|
||||
diff --git a/src/cpu/cpu_map.xml b/src/cpu/cpu_map.xml
|
||||
index 8e7ac4973d..c31e7ce36a 100644
|
||||
--- a/src/cpu/cpu_map.xml
|
||||
+++ b/src/cpu/cpu_map.xml
|
||||
@@ -283,6 +283,9 @@
|
||||
<feature name='avx512-4fmaps'>
|
||||
<cpuid eax_in='0x07' ecx_in='0x00' edx='0x00000008'/>
|
||||
</feature>
|
||||
+ <feature name='spec-ctrl'>
|
||||
+ <cpuid eax_in='0x07' ecx_in='0x00' edx='0x04000000'/>
|
||||
+ </feature>
|
||||
|
||||
<!-- Processor Extended State Enumeration sub leaf 1 -->
|
||||
<feature name='xsaveopt'>
|
||||
@@ -411,6 +414,11 @@
|
||||
<cpuid eax_in='0x80000007' edx='0x00000100'/>
|
||||
</feature>
|
||||
|
||||
+ <!-- More AMD-specific features -->
|
||||
+ <feature name='ibpb'>
|
||||
+ <cpuid eax_in='0x80000008' ebx='0x00001000'/>
|
||||
+ </feature>
|
||||
+
|
||||
<!-- models -->
|
||||
<model name='486'>
|
||||
<feature name='fpu'/>
|
||||
@@ -857,6 +865,10 @@
|
||||
<feature name='syscall'/>
|
||||
<feature name='tsc'/>
|
||||
</model>
|
||||
+ <model name='Nehalem-IBRS'>
|
||||
+ <model name='Nehalem'/>
|
||||
+ <feature name='spec-ctrl'/>
|
||||
+ </model>
|
||||
|
||||
<model name='Westmere'>
|
||||
<signature family='6' model='44'/>
|
||||
@@ -894,6 +906,10 @@
|
||||
<feature name='syscall'/>
|
||||
<feature name='tsc'/>
|
||||
</model>
|
||||
+ <model name='Westmere-IBRS'>
|
||||
+ <model name='Westmere'/>
|
||||
+ <feature name='spec-ctrl'/>
|
||||
+ </model>
|
||||
|
||||
<model name='SandyBridge'>
|
||||
<signature family='6' model='42'/>
|
||||
@@ -937,6 +953,10 @@
|
||||
<feature name='x2apic'/>
|
||||
<feature name='xsave'/>
|
||||
</model>
|
||||
+ <model name='SandyBridge-IBRS'>
|
||||
+ <model name='SandyBridge'/>
|
||||
+ <feature name='spec-ctrl'/>
|
||||
+ </model>
|
||||
|
||||
<model name='IvyBridge'>
|
||||
<signature family='6' model='58'/>
|
||||
@@ -986,6 +1006,10 @@
|
||||
<feature name='x2apic'/>
|
||||
<feature name='xsave'/>
|
||||
</model>
|
||||
+ <model name='IvyBridge-IBRS'>
|
||||
+ <model name='IvyBridge'/>
|
||||
+ <feature name='spec-ctrl'/>
|
||||
+ </model>
|
||||
|
||||
<model name='Haswell-noTSX'>
|
||||
<signature family='6' model='60'/>
|
||||
@@ -1039,6 +1063,10 @@
|
||||
<feature name='x2apic'/>
|
||||
<feature name='xsave'/>
|
||||
</model>
|
||||
+ <model name='Haswell-noTSX-IBRS'>
|
||||
+ <model name='Haswell-noTSX'/>
|
||||
+ <feature name='spec-ctrl'/>
|
||||
+ </model>
|
||||
|
||||
<model name='Haswell'>
|
||||
<signature family='6' model='60'/>
|
||||
@@ -1094,6 +1122,10 @@
|
||||
<feature name='x2apic'/>
|
||||
<feature name='xsave'/>
|
||||
</model>
|
||||
+ <model name='Haswell-IBRS'>
|
||||
+ <model name='Haswell'/>
|
||||
+ <feature name='spec-ctrl'/>
|
||||
+ </model>
|
||||
|
||||
<model name='Broadwell-noTSX'>
|
||||
<signature family='6' model='61'/>
|
||||
@@ -1151,6 +1183,10 @@
|
||||
<feature name='x2apic'/>
|
||||
<feature name='xsave'/>
|
||||
</model>
|
||||
+ <model name='Broadwell-noTSX-IBRS'>
|
||||
+ <model name='Broadwell-noTSX'/>
|
||||
+ <feature name='spec-ctrl'/>
|
||||
+ </model>
|
||||
|
||||
<model name='Broadwell'>
|
||||
<signature family='6' model='61'/>
|
||||
@@ -1210,6 +1246,10 @@
|
||||
<feature name='x2apic'/>
|
||||
<feature name='xsave'/>
|
||||
</model>
|
||||
+ <model name='Broadwell-IBRS'>
|
||||
+ <model name='Broadwell'/>
|
||||
+ <feature name='spec-ctrl'/>
|
||||
+ </model>
|
||||
|
||||
<model name='Skylake-Client'>
|
||||
<signature family='6' model='94'/>
|
||||
@@ -1278,6 +1318,10 @@
|
||||
<feature name='xsavec'/>
|
||||
<feature name='xsaveopt'/>
|
||||
</model>
|
||||
+ <model name='Skylake-Client-IBRS'>
|
||||
+ <model name='Skylake-Client'/>
|
||||
+ <feature name='spec-ctrl'/>
|
||||
+ </model>
|
||||
|
||||
<!-- AMD CPUs -->
|
||||
<model name='athlon'>
|
||||
--
|
||||
2.17.0
|
||||
|
||||
@@ -1,37 +0,0 @@
|
||||
From 9a252992aa81b4873b22f174de9d345f4289051c Mon Sep 17 00:00:00 2001
|
||||
From: =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= <berrange@redhat.com>
|
||||
Date: Mon, 21 May 2018 23:05:07 +0100
|
||||
Subject: [PATCH 18/19] cpu: define the 'ssbd' CPUID feature bit
|
||||
(CVE-2018-3639)
|
||||
MIME-Version: 1.0
|
||||
Content-Type: text/plain; charset=UTF-8
|
||||
Content-Transfer-Encoding: 8bit
|
||||
|
||||
New microcode introduces the "Speculative Store Bypass Disable"
|
||||
CPUID feature bit. This needs to be exposed to guest OS to allow
|
||||
them to protect against CVE-2018-3639.
|
||||
|
||||
Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
|
||||
Reviewed-by: Jiri Denemark <jdenemar@redhat.com>
|
||||
(cherry picked from commit 1dbca2eccad58d91a5fd33962854f1a653638182)
|
||||
---
|
||||
src/cpu/cpu_map.xml | 3 +++
|
||||
1 file changed, 3 insertions(+)
|
||||
|
||||
diff --git a/src/cpu/cpu_map.xml b/src/cpu/cpu_map.xml
|
||||
index c31e7ce36a..87301dc0ef 100644
|
||||
--- a/src/cpu/cpu_map.xml
|
||||
+++ b/src/cpu/cpu_map.xml
|
||||
@@ -286,6 +286,9 @@
|
||||
<feature name='spec-ctrl'>
|
||||
<cpuid eax_in='0x07' ecx_in='0x00' edx='0x04000000'/>
|
||||
</feature>
|
||||
+ <feature name='ssbd'>
|
||||
+ <cpuid eax_in='0x07' ecx_in='0x00' edx='0x80000000'/>
|
||||
+ </feature>
|
||||
|
||||
<!-- Processor Extended State Enumeration sub leaf 1 -->
|
||||
<feature name='xsaveopt'>
|
||||
--
|
||||
2.17.0
|
||||
|
||||
@@ -1,46 +0,0 @@
|
||||
From 7774fbbda1c886633eaf0015d6211fc0ad703bc7 Mon Sep 17 00:00:00 2001
|
||||
From: =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= <berrange@redhat.com>
|
||||
Date: Mon, 21 May 2018 23:05:08 +0100
|
||||
Subject: [PATCH 19/19] cpu: define the 'virt-ssbd' CPUID feature bit
|
||||
(CVE-2018-3639)
|
||||
MIME-Version: 1.0
|
||||
Content-Type: text/plain; charset=UTF-8
|
||||
Content-Transfer-Encoding: 8bit
|
||||
|
||||
Some AMD processors only support a non-architectural means of
|
||||
enabling Speculative Store Bypass Disable. To allow simplified
|
||||
handling in virtual environments, hypervisors will expose an
|
||||
architectural definition through CPUID bit 0x80000008_EBX[25].
|
||||
This needs to be exposed to guest OS running on AMD x86 hosts to
|
||||
allow them to protect against CVE-2018-3639.
|
||||
|
||||
Note that since this CPUID bit won't be present in the host CPUID
|
||||
results on physical hosts, it will not be enabled automatically
|
||||
in guests configured with "host-model" CPU unless using QEMU
|
||||
version >= 2.9.0. Thus for older versions of QEMU, this feature
|
||||
must be manually enabled using policy=force. Guests using the
|
||||
"host-passthrough" CPU mode do not need special handling.
|
||||
|
||||
Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
|
||||
Reviewed-by: Jiri Denemark <jdenemar@redhat.com>
|
||||
---
|
||||
src/cpu/cpu_map.xml | 3 +++
|
||||
1 file changed, 3 insertions(+)
|
||||
|
||||
diff --git a/src/cpu/cpu_map.xml b/src/cpu/cpu_map.xml
|
||||
index 87301dc0ef..e31c9ae86c 100644
|
||||
--- a/src/cpu/cpu_map.xml
|
||||
+++ b/src/cpu/cpu_map.xml
|
||||
@@ -421,6 +421,9 @@
|
||||
<feature name='ibpb'>
|
||||
<cpuid eax_in='0x80000008' ebx='0x00001000'/>
|
||||
</feature>
|
||||
+ <feature name='virt-ssbd'>
|
||||
+ <cpuid eax_in='0x80000008' ebx='0x02000000'/>
|
||||
+ </feature>
|
||||
|
||||
<!-- models -->
|
||||
<model name='486'>
|
||||
--
|
||||
2.17.0
|
||||
|
||||
@@ -1,21 +0,0 @@
|
||||
# Makefile for source rpm: libvirt
|
||||
# $Id$
|
||||
NAME := libvirt
|
||||
SPECFILE = $(firstword $(wildcard *.spec))
|
||||
|
||||
define find-makefile-common
|
||||
for d in common ../common ../../common ; do if [ -f $$d/Makefile.common ] ; then if [ -f $$d/CVS/Root -a -w $$d/Makefile.common ] ; then cd $$d ; cvs -Q update ; fi ; echo "$$d/Makefile.common" ; break ; fi ; done
|
||||
endef
|
||||
|
||||
MAKEFILE_COMMON := $(shell $(find-makefile-common))
|
||||
|
||||
ifeq ($(MAKEFILE_COMMON),)
|
||||
# attempt a checkout
|
||||
define checkout-makefile-common
|
||||
test -f CVS/Root && { cvs -Q -d $$(cat CVS/Root) checkout common && echo "common/Makefile.common" ; } || { echo "ERROR: I can't figure out how to checkout the 'common' module." ; exit -1 ; } >&2
|
||||
endef
|
||||
|
||||
MAKEFILE_COMMON := $(shell $(checkout-makefile-common))
|
||||
endif
|
||||
|
||||
include $(MAKEFILE_COMMON)
|
||||
+1982
-1360
File diff suppressed because it is too large
Load Diff
@@ -1 +1 @@
|
||||
SHA512 (libvirt-3.7.0.tar.xz) = b3f7021ef4c6954430f8fa503f0c49e3df4f662b228cb631ba2c2139ecec2307dde6cec05037cc28663e82ab1001296c20c5c68acd183cd364dd484a7746f498
|
||||
SHA512 (libvirt-11.0.0.tar.xz) = ac5fd17d3f488c241017d967364e0441373e9ab0457dab1acfe84fd0b90353dc5d185cc7fcd2b0d7995af4137a3fa18371abb5511686456a9e720f7ec7829da9
|
||||
|
||||
Reference in New Issue
Block a user