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13 Commits

Author SHA1 Message Date
Cole Robinson 5f6883e0fb Rebased to version 0.10.2.8
CVE-2013-4311: Insecure polkit usage (bz #1009539, bz #1005332)
CVE-2013-4296: Invalid free memory stats (bz #1006173, bz #1009667)
CVE-2013-4291: Supplementary groups handling (bz #1006509, bz #1006511)
Fix LXC container creation if selinux disabled (bz #977114)
Fix virsh change-media with block disk type (bz #951192)
2013-09-20 17:30:22 -04:00
Cole Robinson 6ed21f35ce Rebased to version 0.10.2.7
Fix crash if udev logging enabled (bz #969152)
Fix possible deadlock from getpwuid_r (bz #964358)
2013-08-01 19:32:09 -04:00
Cole Robinson fd4b7c7eda Really fix spec dates. 2013-06-12 18:35:13 -04:00
Cole Robinson a7685ecb49 Fix bogus spec dates 2013-06-12 18:16:33 -04:00
Cole Robinson 4987454f4d Rebased to version 0.10.2.6
Fix launching qemu with ccid database property (bz #904692)
Don't error if disk resize isn't multiple of 512 (bz #951495)
Fix racey cgroup error at VM startup (bz #965169)
Fix crash in nwfilter at daemon shutdown (bz #967740)
2013-06-12 17:57:01 -04:00
Cole Robinson 7d54a9531e Rebased to version 0.10.2.5
Fix creating snapshot on lvm pool (bz #955371)
Properly escape audit paths (bz #922186)
Follow updated packaging guidelines for user alloc (bz #924501)
CVE-2013-1962 Open files DoS (bz #963789, bz #953107)
2013-05-19 18:57:02 -04:00
Cole Robinson ec17372ebc Rebased to version 0.10.2.4
Fix 'Cannot parse sensitivity level in s0' error (bz #902103)
Fix updating NIC that has boot order set (bz #906446)
Fix virsh list for vmware ESX (bz #910702)
Fix libxl disk backend default (bz #912488)
2013-04-01 17:22:27 -04:00
Cole Robinson 64e6ea2c74 Rebased to version 0.10.2.3
Fix libxl driver to build against xen 4.2 (bz #870689)
Fix possible crash when destroying guests (bz #877110)
Fix loading sysctl file (bz #887017)
Fix svirt memory leak (bz #890039)
Fix attaching PCI netdev to VM (bz #893131)
Fix libvirtd segfault on shutdown (bz #903194)
Raise mem limit to stop qemu processes from getting OOM killed (bz #903432)
CVE-2013-0170 libvirt: use-after-free in virNetMessageFree() (bz #893450, bz #905173)
2013-01-28 15:20:46 -05:00
Cole Robinson 4877a48e58 Fix scriplet warning when uninstalling libvirt-client (bz #888071) 2012-12-17 18:45:55 -05:00
Cole Robinson 9862314ee5 Fix conflict with NM launched dnsmasq (bz #886663)
Fix selinux denials when launching non-kvm qemu guests (bz #885837)
2012-12-16 14:47:07 -05:00
Cole Robinson 5e3f148cab Rebased to version 0.10.2.2
CVE-2012-3411: avoid open DNS proxy with dnsmasq (bz #874702, bz #882309)
Don't ignore address for USB disks (bz #861309)
Fix error with blkdeviotune (bz #872582)
Fix cloning LVM volume (bz #869607)
Fix VDSM error when libvirt doesn't format CPU topology (bz #876475)
Use systemd macros in spec file (bz #850186)
2012-12-09 19:29:03 -05:00
Cole Robinson 8fa149f902 Add ppc64 and s390x as KVM arches for Fedora >= 18 (bz #872545) 2012-12-06 09:19:26 -05:00
Cole Robinson cc9cfaa90d Cleanly save session VMs on logout/shutdown (bz #872254) 2012-11-13 08:53:57 -05:00
14 changed files with 2741 additions and 2163 deletions
-31
View File
@@ -1,31 +0,0 @@
[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.*
+1 -1
View File
@@ -2,4 +2,4 @@
*.rpm
i686
x86_64
libvirt-*.tar.xz
libvirt-*.tar.gz
@@ -1,40 +0,0 @@
From 6f3ee0c553bafec957e69df7fc42f83985d55c0f Mon Sep 17 00:00:00 2001
From: Martin Kletzander <mkletzan@redhat.com>
Date: Tue, 27 Feb 2024 16:20:12 +0100
Subject: [PATCH] Fix off-by-one error in udevListInterfacesByStatus
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Ever since this function was introduced in 2012 it could've tried
filling in an extra interface name. That was made worse in 2019 when
the caller functions started accepting NULL arrays of size 0.
This is assigned CVE-2024-1441.
Signed-off-by: Martin Kletzander <mkletzan@redhat.com>
Reported-by: Alexander Kuznetsov <kuznetsovam@altlinux.org>
Fixes: 5a33366f5c0b18c93d161bd144f9f079de4ac8ca
Fixes: d6064e2759a24e0802f363e3a810dc5a7d7ebb15
Reviewed-by: Ján Tomko <jtomko@redhat.com>
(cherry picked from commit c664015fe3a7bf59db26686e9ed69af011c6ebb8)
---
src/interface/interface_backend_udev.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/src/interface/interface_backend_udev.c b/src/interface/interface_backend_udev.c
index ef334f175b..abeb766294 100644
--- a/src/interface/interface_backend_udev.c
+++ b/src/interface/interface_backend_udev.c
@@ -222,7 +222,7 @@ udevListInterfacesByStatus(virConnectPtr conn,
g_autoptr(virInterfaceDef) def = NULL;
/* Ensure we won't exceed the size of our array */
- if (count > names_len)
+ if (count >= names_len)
break;
path = udev_list_entry_get_name(dev_entry);
--
2.43.0
@@ -0,0 +1,27 @@
From 37865f1dead1fac2ee34af48f96d19d686296e04 Mon Sep 17 00:00:00 2001
From: "Richard W.M. Jones" <rjones@redhat.com>
Date: Thu, 13 Sep 2012 14:37:22 +0100
Subject: [PATCH] Use 'qemu-system-i386' as binary instead of 'qemu'.
---
src/qemu/qemu_capabilities.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/src/qemu/qemu_capabilities.c b/src/qemu/qemu_capabilities.c
index af3b0b2..179b3d2 100644
--- a/src/qemu/qemu_capabilities.c
+++ b/src/qemu/qemu_capabilities.c
@@ -244,8 +244,8 @@ static const struct qemu_feature_flags const arch_info_x86_64_flags [] = {
/* The archicture tables for supported QEMU archs */
static const struct qemu_arch_info const arch_info_hvm[] = {
- { "i686", 32, NULL, "qemu",
- "qemu-system-x86_64", arch_info_i686_flags, 4 },
+ { "i686", 32, NULL, "qemu-system-i386",
+ NULL, arch_info_i686_flags, 4 },
{ "x86_64", 64, NULL, "qemu-system-x86_64",
NULL, arch_info_x86_64_flags, 2 },
{ "arm", 32, NULL, "qemu-system-arm", NULL, NULL, 0 },
--
1.7.11.4
@@ -1,90 +0,0 @@
From 13ea81b22cde0a429aa1de8b58655296084ce8d7 Mon Sep 17 00:00:00 2001
From: Dmitry Frolov <frolov@swemel.ru>
Date: Tue, 12 Sep 2023 15:56:47 +0300
Subject: [PATCH] interface: fix udev_device_get_sysattr_value return value
check
Reviewing the code I found that return value of function
udev_device_get_sysattr_value() is dereferenced without a check.
udev_device_get_sysattr_value() may return NULL by number of reasons.
v2: VIR_DEBUG added, replaced STREQ(NULLSTR()) with STREQ_NULLABLE()
v3: More checks added, to skip earlier. More verbose VIR_DEBUG.
Signed-off-by: Dmitry Frolov <frolov@swemel.ru>
Reviewed-by: Martin Kletzander <mkletzan@redhat.com>
(cherry picked from commit 2ca94317ac642a70921947150ced8acc674ccdc8)
---
src/interface/interface_backend_udev.c | 26 +++++++++++++++++++-------
1 file changed, 19 insertions(+), 7 deletions(-)
diff --git a/src/interface/interface_backend_udev.c b/src/interface/interface_backend_udev.c
index 54b43fb999..ef334f175b 100644
--- a/src/interface/interface_backend_udev.c
+++ b/src/interface/interface_backend_udev.c
@@ -23,6 +23,7 @@
#include <dirent.h>
#include <libudev.h>
+#include "virlog.h"
#include "virerror.h"
#include "virfile.h"
#include "datatypes.h"
@@ -40,6 +41,8 @@
#define VIR_FROM_THIS VIR_FROM_INTERFACE
+VIR_LOG_INIT("interface.interface_backend_udev");
+
struct udev_iface_driver {
struct udev *udev;
/* pid file FD, ensures two copies of the driver can't use the same root */
@@ -354,11 +357,20 @@ udevConnectListAllInterfaces(virConnectPtr conn,
const char *macaddr;
g_autoptr(virInterfaceDef) def = NULL;
- path = udev_list_entry_get_name(dev_entry);
- dev = udev_device_new_from_syspath(udev, path);
- name = udev_device_get_sysname(dev);
+ if (!(path = udev_list_entry_get_name(dev_entry))) {
+ VIR_DEBUG("Skipping interface, path == NULL");
+ continue;
+ }
+ if (!(dev = udev_device_new_from_syspath(udev, path))) {
+ VIR_DEBUG("Skipping interface '%s', dev == NULL", path);
+ continue;
+ }
+ if (!(name = udev_device_get_sysname(dev))) {
+ VIR_DEBUG("Skipping interface '%s', name == NULL", path);
+ continue;
+ }
macaddr = udev_device_get_sysattr_value(dev, "address");
- status = STREQ(udev_device_get_sysattr_value(dev, "operstate"), "up");
+ status = STREQ_NULLABLE(udev_device_get_sysattr_value(dev, "operstate"), "up");
def = udevGetMinimalDefForDevice(dev);
if (!virConnectListAllInterfacesCheckACL(conn, def)) {
@@ -962,9 +974,9 @@ udevGetIfaceDef(struct udev *udev, const char *name)
/* MTU */
mtu_str = udev_device_get_sysattr_value(dev, "mtu");
- if (virStrToLong_ui(mtu_str, NULL, 10, &mtu) < 0) {
+ if (!mtu_str || virStrToLong_ui(mtu_str, NULL, 10, &mtu) < 0) {
virReportError(VIR_ERR_INTERNAL_ERROR,
- _("Could not parse MTU value '%s'"), mtu_str);
+ _("Could not parse MTU value '%s'"), NULLSTR(mtu_str));
goto error;
}
ifacedef->mtu = mtu;
@@ -1087,7 +1099,7 @@ udevInterfaceIsActive(virInterfacePtr ifinfo)
goto cleanup;
/* Check if it's active or not */
- status = STREQ(udev_device_get_sysattr_value(dev, "operstate"), "up");
+ status = STREQ_NULLABLE(udev_device_get_sysattr_value(dev, "operstate"), "up");
udev_device_unref(dev);
--
2.43.0
@@ -1,58 +0,0 @@
From: Peter Krempa <pkrempa@redhat.com>
Date: Thu, 9 Feb 2023 09:40:32 +0100
Subject: [PATCH] qemuProcessRefreshDisks: Don't skip filling of disk
information if tray state didn't change
Content-type: text/plain
Commit 5ef2582646eb98 added emitting of even when refreshign disk state,
where it wanted to avoid sending the event if disk state didn't change.
This was achieved by using 'continue' in the loop filling the
information. Unfortunately this skips extraction of whether the device
has a tray which is propagated into internal structures, which in turn
broke cdrom media change as the code thought there's no tray for the
device.
Resolves: https://bugzilla.redhat.com/show_bug.cgi?id=2166411
Fixes: 5ef2582646eb98af208ce37355f82bdef39931fa
Signed-off-by: Peter Krempa <pkrempa@redhat.com>
Reviewed-by: Kristina Hanicova <khanicov@redhat.com>
(cherry picked from commit 86cfe93ef7fdc2d665a2fc88b79af89e7978ba78)
---
src/qemu/qemu_process.c | 11 +++++------
1 file changed, 5 insertions(+), 6 deletions(-)
diff --git a/src/qemu/qemu_process.c b/src/qemu/qemu_process.c
index ee9f0784d3..0c408ee547 100644
--- a/src/qemu/qemu_process.c
+++ b/src/qemu/qemu_process.c
@@ -8724,16 +8724,13 @@ qemuProcessRefreshDisks(virDomainObj *vm,
continue;
if (info->removable) {
- virObjectEvent *event = NULL;
+ bool emitEvent = info->tray_open != disk->tray_status;
int reason;
if (info->empty)
virDomainDiskEmptySource(disk);
if (info->tray) {
- if (info->tray_open == disk->tray_status)
- continue;
-
if (info->tray_open) {
reason = VIR_DOMAIN_EVENT_TRAY_CHANGE_OPEN;
disk->tray_status = VIR_DOMAIN_DISK_TRAY_OPEN;
@@ -8742,8 +8739,10 @@ qemuProcessRefreshDisks(virDomainObj *vm,
disk->tray_status = VIR_DOMAIN_DISK_TRAY_CLOSED;
}
- event = virDomainEventTrayChangeNewFromObj(vm, disk->info.alias, reason);
- virObjectEventStateQueue(driver->domainEventState, event);
+ if (emitEvent) {
+ virObjectEvent *event = virDomainEventTrayChangeNewFromObj(vm, disk->info.alias, reason);
+ virObjectEventStateQueue(driver->domainEventState, event);
+ }
}
}
@@ -1,39 +0,0 @@
From: =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= <berrange@redhat.com>
Date: Wed, 18 Jan 2023 09:45:52 +0000
Subject: [PATCH] ch: use CURLOPT_UPLOAD instead of CURLOPT_PUT
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Content-type: text/plain
The CURLOPT_PUT constant causes a deprecation warning when compiling on
Alpine Edge. The docs indicate it is deprecated since 7.2.1
https://curl.se/libcurl/c/CURLOPT_PUT.html
Since 7.87 the deprecation is now exposed at build time via a compiler
warning.
We already use CURLOPT_UPLOAD in the ESX driver, so this brings the CH
driver into line.
Reviewed-by: Michal Privoznik <mprivozn@redhat.com>
Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
(cherry picked from commit 9cd70fb25cad171e415fb05a4e01f244304c602e)
---
src/ch/ch_monitor.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/src/ch/ch_monitor.c b/src/ch/ch_monitor.c
index 8d8654332f..7b8f0a8077 100644
--- a/src/ch/ch_monitor.c
+++ b/src/ch/ch_monitor.c
@@ -660,7 +660,7 @@ virCHMonitorPutNoContent(virCHMonitor *mon, const char *endpoint)
curl_easy_setopt(mon->handle, CURLOPT_UNIX_SOCKET_PATH, mon->socketpath);
curl_easy_setopt(mon->handle, CURLOPT_URL, url);
- curl_easy_setopt(mon->handle, CURLOPT_PUT, true);
+ curl_easy_setopt(mon->handle, CURLOPT_UPLOAD, 1L);
curl_easy_setopt(mon->handle, CURLOPT_HTTPHEADER, NULL);
responseCode = virCHMonitorCurlPerform(mon->handle);
@@ -1,56 +0,0 @@
From 9a47442366fcf8a7b6d7422016d7bbb6764a1098 Mon Sep 17 00:00:00 2001
From: Peter Krempa <pkrempa@redhat.com>
Date: Thu, 13 Jul 2023 16:16:37 +0200
Subject: [PATCH] storage: Fix returning of locked objects from
'virStoragePoolObjListSearch'
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
CVE-2023-3750
'virStoragePoolObjListSearch' explicitly documents that it's returning
a pointer to a locked and ref'd pool that maches the lookup function.
This was not the case as in commit 0c4b391e2a9 (released in
libvirt-8.3.0) the code was accidentally converted to use 'VIR_LOCK_GUARD'
which auto-unlocked it when leaving the scope, even when the code was
originally "leaking" the lock.
Revert the corresponding conversion and add a comment that this function
is intentionally leaking a locked object.
Fixes: 0c4b391e2a9
Resolves: https://bugzilla.redhat.com/show_bug.cgi?id=2221851
Signed-off-by: Peter Krempa <pkrempa@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>
Signed-off-by: Han Han <hhan@redhat.com>
---
src/conf/virstorageobj.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/src/conf/virstorageobj.c b/src/conf/virstorageobj.c
index 7010e97d61..59fa5da372 100644
--- a/src/conf/virstorageobj.c
+++ b/src/conf/virstorageobj.c
@@ -454,11 +454,16 @@ virStoragePoolObjListSearchCb(const void *payload,
virStoragePoolObj *obj = (virStoragePoolObj *) payload;
struct _virStoragePoolObjListSearchData *data =
(struct _virStoragePoolObjListSearchData *)opaque;
- VIR_LOCK_GUARD lock = virObjectLockGuard(obj);
+ virObjectLock(obj);
+
+ /* If we find the matching pool object we must return while the object is
+ * locked as the caller wants to return a locked object. */
if (data->searcher(obj, data->opaque))
return 1;
+ virObjectUnlock(obj);
+
return 0;
}
--
2.41.0
@@ -1,51 +0,0 @@
From 6425a311b8ad19d6f9c0b315bf1d722551ea3585 Mon Sep 17 00:00:00 2001
From: Tim Shearer <TShearer@adva.com>
Date: Mon, 1 May 2023 13:15:48 +0000
Subject: [PATCH] virpci: Resolve leak in virPCIVirtualFunctionList cleanup
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Repeatedly querying an SR-IOV PCI device's capabilities exposes a
memory leak caused by a failure to free the virPCIVirtualFunction
array within the parent struct's g_autoptr cleanup.
Valgrind output after getting a single interface's XML description
1000 times:
==325982== 256,000 bytes in 1,000 blocks are definitely lost in loss record 2,634 of 2,635
==325982== at 0x4C3C096: realloc (vg_replace_malloc.c:1437)
==325982== by 0x59D952D: g_realloc (in /usr/lib64/libglib-2.0.so.0.5600.4)
==325982== by 0x4EE1F52: virReallocN (viralloc.c:52)
==325982== by 0x4EE1FB7: virExpandN (viralloc.c:78)
==325982== by 0x4EE219A: virInsertElementInternal (viralloc.c:183)
==325982== by 0x4EE23B2: virAppendElement (viralloc.c:288)
==325982== by 0x4F65D85: virPCIGetVirtualFunctionsFull (virpci.c:2389)
==325982== by 0x4F65753: virPCIGetVirtualFunctions (virpci.c:2256)
==325982== by 0x505CB75: virNodeDeviceGetPCISRIOVCaps (node_device_conf.c:2969)
==325982== by 0x505D181: virNodeDeviceGetPCIDynamicCaps (node_device_conf.c:3099)
==325982== by 0x505BC4E: virNodeDeviceUpdateCaps (node_device_conf.c:2677)
==325982== by 0x260FCBB2: nodeDeviceGetXMLDesc (node_device_driver.c:355)
Signed-off-by: Tim Shearer <tshearer@adva.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>
Signed-off-by: Han Han <hhan@redhat.com>
---
src/util/virpci.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/src/util/virpci.c b/src/util/virpci.c
index 9e564e4a4f..cc2b07bbba 100644
--- a/src/util/virpci.c
+++ b/src/util/virpci.c
@@ -2245,6 +2245,7 @@ virPCIVirtualFunctionListFree(virPCIVirtualFunctionList *list)
g_free(list->functions[i].ifname);
}
+ g_free(list->functions);
g_free(list);
}
--
2.41.0
+21
View File
@@ -0,0 +1,21 @@
# 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)
+225
View File
@@ -0,0 +1,225 @@
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From: Alexander Larsson <alexl@redhat.com>
To: libvir-list@redhat.com
Cc: Alexander Larsson <alexl@redhat.com>
Subject: [PATCH 1/2] virdbus: Add virDBusGetSessionBus helper
Date: Tue, 9 Oct 2012 17:26:28 +0200
Message-Id: <1349796389-6122-2-git-send-email-alexl@redhat.com>
In-Reply-To: <1349796389-6122-1-git-send-email-alexl@redhat.com>
References: <1349796389-6122-1-git-send-email-alexl@redhat.com>
X-Scanned-By: MIMEDefang 2.68 on 10.5.11.23
This splits out some common code from virDBusGetSystemBus and
uses it to implement a new virDBusGetSessionBus helper.
---
src/libvirt_private.syms | 1 +
src/util/virdbus.c | 84 ++++++++++++++++++++++++++++++++++++------------
src/util/virdbus.h | 1 +
3 files changed, 66 insertions(+), 20 deletions(-)
diff --git a/src/libvirt_private.syms b/src/libvirt_private.syms
index a8c81e7..88f1b2f 100644
--- a/src/libvirt_private.syms
+++ b/src/libvirt_private.syms
@@ -1310,6 +1310,7 @@ virConsoleOpen;
# virdbus.h
virDBusGetSystemBus;
+virDBusGetSessionBus;
# virdomainlist.h
diff --git a/src/util/virdbus.c b/src/util/virdbus.c
index 4acce12..2dc7265 100644
--- a/src/util/virdbus.c
+++ b/src/util/virdbus.c
@@ -32,40 +32,49 @@
#ifdef HAVE_DBUS
static DBusConnection *systembus = NULL;
-static virOnceControl once = VIR_ONCE_CONTROL_INITIALIZER;
-static DBusError dbuserr;
+static DBusConnection *sessionbus = NULL;
+static virOnceControl systemonce = VIR_ONCE_CONTROL_INITIALIZER;
+static virOnceControl sessiononce = VIR_ONCE_CONTROL_INITIALIZER;
+static DBusError systemdbuserr;
+static DBusError sessiondbuserr;
static dbus_bool_t virDBusAddWatch(DBusWatch *watch, void *data);
static void virDBusRemoveWatch(DBusWatch *watch, void *data);
static void virDBusToggleWatch(DBusWatch *watch, void *data);
-static void virDBusSystemBusInit(void)
+static DBusConnection *virDBusBusInit(DBusBusType type, DBusError *dbuserr)
{
+ DBusConnection *bus;
+
/* Allocate and initialize a new HAL context */
dbus_connection_set_change_sigpipe(FALSE);
dbus_threads_init_default();
- dbus_error_init(&dbuserr);
- if (!(systembus = dbus_bus_get(DBUS_BUS_SYSTEM, &dbuserr)))
- return;
+ dbus_error_init(dbuserr);
+ if (!(bus = dbus_bus_get(type, dbuserr)))
+ return NULL;
- dbus_connection_set_exit_on_disconnect(systembus, FALSE);
+ dbus_connection_set_exit_on_disconnect(bus, FALSE);
/* Register dbus watch callbacks */
- if (!dbus_connection_set_watch_functions(systembus,
+ if (!dbus_connection_set_watch_functions(bus,
virDBusAddWatch,
virDBusRemoveWatch,
virDBusToggleWatch,
- NULL, NULL)) {
- systembus = NULL;
- return;
+ bus, NULL)) {
+ return NULL;
}
+ return bus;
}
+static void virDBusSystemBusInit(void)
+{
+ systembus = virDBusBusInit (DBUS_BUS_SYSTEM, &systemdbuserr);
+}
DBusConnection *virDBusGetSystemBus(void)
{
- if (virOnce(&once, virDBusSystemBusInit) < 0) {
+ if (virOnce(&systemonce, virDBusSystemBusInit) < 0) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
_("Unable to run one time DBus initializer"));
return NULL;
@@ -74,7 +83,7 @@ DBusConnection *virDBusGetSystemBus(void)
if (!systembus) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("Unable to get DBus system bus connection: %s"),
- dbuserr.message ? dbuserr.message : "watch setup failed");
+ systemdbuserr.message ? systemdbuserr.message : "watch setup failed");
return NULL;
}
@@ -82,13 +91,45 @@ DBusConnection *virDBusGetSystemBus(void)
}
+static void virDBusSessionBusInit(void)
+{
+ sessionbus = virDBusBusInit (DBUS_BUS_SESSION, &sessiondbuserr);
+}
+
+DBusConnection *virDBusGetSessionBus(void)
+{
+ if (virOnce(&sessiononce, virDBusSessionBusInit) < 0) {
+ virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
+ _("Unable to run one time DBus initializer"));
+ return NULL;
+ }
+
+ if (!sessionbus) {
+ virReportError(VIR_ERR_INTERNAL_ERROR,
+ _("Unable to get DBus session bus connection: %s"),
+ sessiondbuserr.message ? sessiondbuserr.message : "watch setup failed");
+ return NULL;
+ }
+
+ return sessionbus;
+}
+
+struct virDBusWatch
+{
+ int watch;
+ DBusConnection *bus;
+};
+
static void virDBusWatchCallback(int fdatch ATTRIBUTE_UNUSED,
int fd ATTRIBUTE_UNUSED,
int events, void *opaque)
{
DBusWatch *watch = opaque;
+ struct virDBusWatch *info;
int dbus_flags = 0;
+ info = dbus_watch_get_data(watch);
+
if (events & VIR_EVENT_HANDLE_READABLE)
dbus_flags |= DBUS_WATCH_READABLE;
if (events & VIR_EVENT_HANDLE_WRITABLE)
@@ -100,7 +141,7 @@ static void virDBusWatchCallback(int fdatch ATTRIBUTE_UNUSED,
(void)dbus_watch_handle(watch, dbus_flags);
- while (dbus_connection_dispatch(systembus) == DBUS_DISPATCH_DATA_REMAINS)
+ while (dbus_connection_dispatch(info->bus) == DBUS_DISPATCH_DATA_REMAINS)
/* keep dispatching while data remains */;
}
@@ -120,18 +161,13 @@ static int virDBusTranslateWatchFlags(int dbus_flags)
}
-struct virDBusWatch
-{
- int watch;
-};
-
static void virDBusWatchFree(void *data) {
struct virDBusWatch *info = data;
VIR_FREE(info);
}
static dbus_bool_t virDBusAddWatch(DBusWatch *watch,
- void *data ATTRIBUTE_UNUSED)
+ void *data)
{
int flags = 0;
int fd;
@@ -148,6 +184,7 @@ static dbus_bool_t virDBusAddWatch(DBusWatch *watch,
# else
fd = dbus_watch_get_fd(watch);
# endif
+ info->bus = (DBusConnection *)data;
info->watch = virEventAddHandle(fd, flags,
virDBusWatchCallback,
watch, NULL);
@@ -194,4 +231,11 @@ DBusConnection *virDBusGetSystemBus(void)
return NULL;
}
+DBusConnection *virDBusGetSessionBus(void)
+{
+ virReportError(VIR_ERR_INTERNAL_ERROR,
+ "%s", _("DBus support not compiled into this binary"));
+ return NULL;
+}
+
#endif /* ! HAVE_DBUS */
diff --git a/src/util/virdbus.h b/src/util/virdbus.h
index 27dca00..e443fbe 100644
--- a/src/util/virdbus.h
+++ b/src/util/virdbus.h
@@ -30,5 +30,6 @@
# include "internal.h"
DBusConnection *virDBusGetSystemBus(void);
+DBusConnection *virDBusGetSessionBus(void);
#endif /* __VIR_DBUS_H__ */
--
1.7.12.1
+303
View File
@@ -0,0 +1,303 @@
Return-Path: alexl@redhat.com
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From: Alexander Larsson <alexl@redhat.com>
To: libvir-list@redhat.com
Cc: Alexander Larsson <alexl@redhat.com>
Subject: [PATCH 2/2] Shut down session libvirtd cleanly
Date: Tue, 9 Oct 2012 17:26:29 +0200
Message-Id: <1349796389-6122-3-git-send-email-alexl@redhat.com>
In-Reply-To: <1349796389-6122-1-git-send-email-alexl@redhat.com>
References: <1349796389-6122-1-git-send-email-alexl@redhat.com>
X-Scanned-By: MIMEDefang 2.68 on 10.5.11.23
When the session dies or when the system is going to be shut down
we save all active VMs and exit libvirtd.
Additionally whenever there is an active domain we hold a
shutdown inhibitor to avoid shutting down before all the
VMs are saved.
---
daemon/libvirtd.c | 244 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 244 insertions(+)
diff --git a/daemon/libvirtd.c b/daemon/libvirtd.c
index b49acc5..c3bf2ce 100644
--- a/daemon/libvirtd.c
+++ b/daemon/libvirtd.c
@@ -98,6 +98,11 @@
#include "configmake.h"
+#ifdef HAVE_DBUS
+# include <dbus/dbus.h>
+# include "virdbus.h"
+#endif
+
#if HAVE_SASL
virNetSASLContextPtr saslCtxt = NULL;
#endif
@@ -769,6 +774,212 @@ static int daemonSetupSignals(virNetServerPtr srv)
return 0;
}
+#ifdef HAVE_DBUS
+
+static DBusConnection *sessionBus;
+static DBusConnection *systemBus;
+static virConnectPtr sessionConnection;
+static int numActiveDomains;
+static bool hasInhibit;
+static bool callingInhibit;
+static int inhibitFd = -1;
+
+static void runSaveAllDomains(void *opaque)
+{
+ virNetServerPtr srv = opaque;
+ int numDomains, i;
+ int state;
+ virDomainPtr *domains = NULL;
+ unsigned int *flags = NULL;
+
+ numDomains = virConnectListAllDomains(sessionConnection, &domains, VIR_CONNECT_LIST_DOMAINS_ACTIVE);
+ if (numDomains < 0)
+ goto cleanup;
+
+ if (VIR_ALLOC_N(flags, numDomains) < 0) {
+ virReportOOMError();
+ goto cleanup;
+ }
+
+ /* First we pause all VMs to make them stop dirtying
+ pages, etc. We remember if any VMs were paused so
+ we can restore that on resume. */
+ for (i = 0 ; i < numDomains ; i++) {
+ flags[i] = VIR_DOMAIN_SAVE_RUNNING;
+ if (virDomainGetState (domains[i], &state, NULL, 0) == 0) {
+ if (state == VIR_DOMAIN_PAUSED) {
+ flags[i] = VIR_DOMAIN_SAVE_PAUSED;
+ }
+ }
+ virDomainSuspend (domains[i]);
+ }
+
+ /* Then we save the VMs to disk */
+ for (i = 0 ; i < numDomains ; i++)
+ virDomainManagedSave (domains[i], flags[i]);
+
+ VIR_FREE (domains);
+ VIR_FREE (flags);
+
+ cleanup:
+ if (domains != NULL) {
+ for (i = 0 ; i < numDomains ; i++)
+ virDomainFree (domains[i]);
+ VIR_FREE (domains);
+ }
+ if (flags != NULL)
+ VIR_FREE (flags);
+
+ /* We don't need any shutdown inhibit lock anymore now */
+ if (inhibitFd != -1) {
+ if (VIR_CLOSE (inhibitFd) < 0)
+ virReportSystemError(errno, "%s", _("failed to close file"));
+ inhibitFd = -1;
+ }
+
+ /* Exit libvirtd cleanly */
+ virNetServerQuit (srv);
+}
+
+/* We do this in a thread to not block the main loop */
+static void saveAllDomains(virNetServerPtr srv)
+{
+ virThread thr;
+ virObjectRef(srv);
+ if (virThreadCreate(&thr, false, runSaveAllDomains, srv) < 0) {
+ virObjectUnref(srv);
+ }
+}
+
+static void gotInhibitReply (DBusPendingCall *pending,
+ void *opaque ATTRIBUTE_UNUSED)
+{
+ DBusMessage *reply;
+ int fd;
+
+ callingInhibit = false;
+
+ reply = dbus_pending_call_steal_reply (pending);
+ if (reply == NULL)
+ return;
+
+ if (dbus_message_get_args (reply, NULL,
+ DBUS_TYPE_UNIX_FD, &fd,
+ DBUS_TYPE_INVALID)) {
+ if (hasInhibit)
+ inhibitFd = fd;
+ else {
+ /* We stopped the last VM since we made the inhibit call */
+ if (VIR_CLOSE (fd) < 0) {
+ virReportSystemError(errno, "%s", _("failed to close file"));
+ }
+ }
+ }
+ dbus_message_unref (reply);
+}
+
+/* As per: http://www.freedesktop.org/wiki/Software/systemd/inhibit */
+static void callInhibit(const char *what,
+ const char *who,
+ const char *why,
+ const char *mode)
+{
+ DBusMessage *message;
+ DBusPendingCall *pendingReply;
+
+ if (systemBus == NULL)
+ return;
+
+ /* Only one outstanding call at a time */
+ if (callingInhibit)
+ return;
+
+ message = dbus_message_new_method_call ("org.freedesktop.login1",
+ "/org/freedesktop/login1",
+ "org.freedesktop.login1.Manager",
+ "Inhibit");
+ if (message == NULL)
+ return;
+
+ dbus_message_append_args (message,
+ DBUS_TYPE_STRING, &what,
+ DBUS_TYPE_STRING, &who,
+ DBUS_TYPE_STRING, &why,
+ DBUS_TYPE_STRING, &mode,
+ DBUS_TYPE_INVALID);
+
+ pendingReply = NULL;
+ if (dbus_connection_send_with_reply (systemBus, message,
+ &pendingReply,
+ 25*1000)) {
+ dbus_pending_call_set_notify (pendingReply,
+ gotInhibitReply,
+ NULL, NULL);
+ callingInhibit = true;
+ }
+ dbus_message_unref (message);
+}
+
+
+static void numActiveDomainsChanged(void)
+{
+ if (numActiveDomains > 0 && !hasInhibit) {
+ callInhibit("shutdown", _("Libvirt"), _("Virtual machines need to be saved"), "delay");
+ hasInhibit = true;
+ } else if (numActiveDomains == 0 && hasInhibit) {
+ if (inhibitFd != -1) {
+ if (VIR_CLOSE (inhibitFd) < 0) {
+ virReportSystemError(errno, "%s", _("failed to close file"));
+ }
+ inhibitFd = -1;
+ }
+ hasInhibit = false;
+ }
+}
+
+static int lifecycleEventCallback(virConnectPtr conn ATTRIBUTE_UNUSED,
+ virDomainPtr dom ATTRIBUTE_UNUSED,
+ int event,
+ int detail ATTRIBUTE_UNUSED,
+ void *opaque ATTRIBUTE_UNUSED)
+{
+ if (event == VIR_DOMAIN_EVENT_STOPPED)
+ numActiveDomains--;
+ else if (event == VIR_DOMAIN_EVENT_STARTED)
+ numActiveDomains++;
+
+ numActiveDomainsChanged();
+
+ return 0;
+}
+
+static DBusHandlerResult handleSessionMessageFunc(DBusConnection *connection ATTRIBUTE_UNUSED,
+ DBusMessage *message,
+ void *userData)
+{
+ virNetServerPtr srv = userData;
+
+ if (dbus_message_is_signal(message, DBUS_INTERFACE_LOCAL, "Disconnected")) {
+ saveAllDomains (srv);
+ }
+
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+}
+
+static DBusHandlerResult handleSystemMessageFunc(DBusConnection *connection ATTRIBUTE_UNUSED,
+ DBusMessage *message,
+ void *userData)
+{
+ virNetServerPtr srv = userData;
+
+ if (dbus_message_is_signal(message, "org.freedesktop.login1.Manager", "PrepareForShutdown")) {
+ saveAllDomains (srv);
+ }
+
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+}
+#endif
+
static void daemonRunStateInit(void *opaque)
{
virNetServerPtr srv = opaque;
@@ -785,6 +996,39 @@ static void daemonRunStateInit(void *opaque)
return;
}
+#ifdef HAVE_DBUS
+ /* Tie the non-priviledged libvirtd to the session/shutdown lifecycle */
+ if (!virNetServerIsPrivileged(srv)) {
+
+ sessionBus = virDBusGetSessionBus ();
+ if (sessionBus != NULL) {
+ dbus_connection_add_filter(sessionBus,
+ handleSessionMessageFunc, srv, NULL);
+ }
+
+ systemBus = virDBusGetSystemBus ();
+ if (systemBus != NULL) {
+ dbus_connection_add_filter(systemBus,
+ handleSystemMessageFunc, srv, NULL);
+ dbus_bus_add_match(systemBus,
+ "type='signal',sender='org.freedesktop.login1', interface='org.freedesktop.login1.Manager'",
+ NULL);
+ }
+
+ sessionConnection = virConnectOpen("qemu:///session");
+ if (sessionConnection != NULL) {
+ numActiveDomains = virConnectNumOfDomains(sessionConnection);
+ virConnectDomainEventRegisterAny(sessionConnection,
+ NULL,
+ VIR_DOMAIN_EVENT_ID_LIFECYCLE,
+ VIR_DOMAIN_EVENT_CALLBACK (lifecycleEventCallback),
+ NULL, NULL);
+ numActiveDomainsChanged();
+ }
+
+ }
+#endif
+
/* Only now accept clients from network */
virNetServerUpdateServices(srv, true);
virObjectUnref(srv);
--
1.7.12.1
+2163 -1796
View File
File diff suppressed because it is too large Load Diff
+1 -1
View File
@@ -1 +1 @@
SHA512 (libvirt-9.0.0.tar.xz) = 135f690f9fe722161c22579166f10a54d52941a371439165fd0e3d391ca7835049a3bcbff33fc81c50153046230db8a5a318d707383bad3141d489d2faa09ecb
56078401a10162674dbd98846d0f607d libvirt-0.10.2.8.tar.gz