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feature #3782: cpds support for qcow2 snapshots

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This commit is contained in:
Javi Fontan 2015-06-23 09:20:16 -04:00
parent d310b31016
commit 96bea2e6b2
1 changed files with 34 additions and 4 deletions
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38
src/tm_mad/qcow2/cpds
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@ -16,19 +16,20 @@
# limitations under the License. #
#--------------------------------------------------------------------------- #
# mvds host:remote_system_ds/disk.i fe:SOURCE vmid dsid
# mvds host:remote_system_ds/disk.i fe:SOURCE snapid vmid dsid
# - fe is the front-end hostname
# - SOURCE is the path of the disk image in the form DS_BASE_PATH/disk
# - host is the target host to deploy the VM
# - remote_system_ds is the path for the system datastore in the host
# - vmid is the id of the VM
# - dsid is the target datastore (0 is the system datastore)
# - snapid is the snapshot id. "-1" for none
SRC=$1
DST=$2
VMID=$3
DSID=$4
SNAP_ID=$3
VMID=$4
DSID=$5
if [ -z "${ONE_LOCATION}" ]; then
TMCOMMON=/var/lib/one/remotes/tm/tm_common.sh
@ -36,8 +37,29 @@ else
TMCOMMON=$ONE_LOCATION/var/remotes/tm/tm_common.sh
fi
DRIVER_PATH=$(dirname $0)
. $TMCOMMON
#-------------------------------------------------------------------------------
# Get Image information
#-------------------------------------------------------------------------------
DISK_ID=$(basename ${SRC} | cut -d. -f2)
XPATH="${DRIVER_PATH}/../../datastore/xpath.rb --stdin"
unset i j XPATH_ELEMENTS
while IFS= read -r -d '' element; do
XPATH_ELEMENTS[i++]="$element"
done < <(onevm show -x $VMID| $XPATH \
/VM/TEMPLATE/DISK[DISK_ID=$DISK_ID]/SOURCE \
/VM/TEMPLATE/DISK[DISK_ID=$DISK_ID]/CLONE)
DISK_SRC="${XPATH_ELEMENTS[j++]}"
CLONE="${XPATH_ELEMENTS[j++]}"
#-------------------------------------------------------------------------------
# Set dst path and dir
#-------------------------------------------------------------------------------
@ -52,6 +74,14 @@ DST_DS_PATH="$(dirname $(dirname $DST_ARG_PATH))"
DST_PATH="${SRC_DS_PATH}${DST_ARG_PATH##$DST_DS_PATH}"
if [ "$CLONE" != "YES" ]; then
SRC_PATH="$DISK_SRC"
fi
if [ "$SNAP_ID" != "-1" ]; then
SRC_PATH="$SRC_PATH.snap/$SNAP_ID"
fi
#-------------------------------------------------------------------------------
# Move the image back to the datastore
#-------------------------------------------------------------------------------