logging: add verbose mode

Dumping commandline in debug mode

tools/build_bsp.sh

@@ -41,7 +41,7 @@ generate_bsp() {
     # Prepare pre-built rootfs
     ROOTFS_DIR="$(mktemp -d)"
     logi "Extracting pre-built rootfs to ${ROOTFS_DIR}"
-    logcmd tar -xvf "${ROOTFS_ARCHIVE}" -C "${ROOTFS_DIR}"
+    logcmd tar -x"$(log_expand_if_verbose "v")"f "${ROOTFS_ARCHIVE}" -C "${ROOTFS_DIR}"
 
     setup_repo
 

tools/image_creation_helper.sh

@@ -77,7 +77,7 @@ create_fs_mountpoint_content() {
     prepare_fs_blocks
     # Restore plain rootfs onto structured mountpoint
     logi "Copy files"
-    logcmd rsync -avh "${ROOTFS_DIR}/" "${ROOTFS_MNT}"
+    logcmd rsync -a"$(log_expand_if_verbose "v")"h "${ROOTFS_DIR}/" "${ROOTFS_MNT}"
     # Umount and shrink (if necessary)
     post_fs_blocks
 

tools/logging.sh

@@ -1,13 +1,16 @@
 #!/usr/bin/env false
 
-readonly LOGLEVEL_DEBUG=0
-readonly LOGLEVEL_INFO=1
-readonly LOGLEVEL_WARN=2
-readonly LOGLEVEL_ERROR=3
+readonly LOGLEVEL_VERBOSE=0
+readonly LOGLEVEL_DEBUG=1
+readonly LOGLEVEL_INFO=2
+readonly LOGLEVEL_WARN=3
+readonly LOGLEVEL_ERROR=4
 
 __logparselevel() {
     if [ -z "${LOG_LEVEL:-}" ]; then
         echo $LOGLEVEL_INFO
+    elif [ "${LOG_LEVEL}" = "VERBOSE" ]; then
+        echo $LOGLEVEL_VERBOSE
     elif [ "${LOG_LEVEL}" = "DEBUG" ]; then
         echo $LOGLEVEL_DEBUG
     elif [ "${LOG_LEVEL}" = "INFO" ]; then
@@ -37,12 +40,19 @@ __logprint() {
 
 logcmd() {
     if [ "$(__logparselevel)" -le "$LOGLEVEL_DEBUG" ]; then
+        echo "+ $*"
         { "$@" ;}
     else
         { "$@" >/dev/null 2>&1;}
     fi
 }
 
+log_expand_if_verbose() {
+    if [ "$(__logparselevel)" -le "$LOGLEVEL_VERBOSE" ]; then
+        printf "%s" "$1"
+    fi
+}
+
 logd() {
     if [ "$(__logparselevel)" -le "$LOGLEVEL_DEBUG" ]; then
         __logprint "[DEBUG]" "$1"