def commit_to_imagestore(self, cmd, req):
fpath = cmd.primaryStorageInstallPath
# Synchronize cached writes for 'fpath'
shell.call('/bin/sync ' + fpath)
# Add the image to registry
cmdstr = '%s -json -callbackurl %s -taskid %s -imageUuid %s add -file %s' % (self.ZSTORE_CLI_PATH, req[http.REQUEST_HEADER].get(http.CALLBACK_URI),
req[http.REQUEST_HEADER].get(http.TASK_UUID), cmd.imageUuid, fpath)
logger.debug('adding %s to local image store' % fpath)
shell.call(cmdstr)
logger.debug('%s added to local image store' % fpath)
name, imageid = self._get_image_reference(fpath)
rsp = kvmagent.AgentResponse()
rsp.backupStorageInstallPath = self._build_install_path(name, imageid)
rsp.size = linux.qcow2_size_and_actual_size(cmd.primaryStorageInstallPath)[0]
# we need to sum all the disk size within the chain ...
chain = linux.qcow2_get_file_chain(cmd.primaryStorageInstallPath)
rsp.actualSize = sum([ linux.qcow2_size_and_actual_size(f)[1] for f in chain ])
return jsonobject.dumps(rsp)
def commit_to_imagestore(self, cmd, req):
fpath = cmd.primaryStorageInstallPath
# Synchronize cached writes for 'fpath'
shell.call('/bin/sync ' + fpath)
# Add the image to registry
cmdstr = '%s -json -callbackurl %s -taskid %s -imageUuid %s add -desc \'%s\' -file %s' % (self.ZSTORE_CLI_PATH, req[http.REQUEST_HEADER].get(http.CALLBACK_URI),
req[http.REQUEST_HEADER].get(http.TASK_UUID), cmd.imageUuid, cmd.description, fpath)
logger.debug('adding %s to local image store' % fpath)
shell.call(cmdstr.encode(encoding="utf-8"))
logger.debug('%s added to local image store' % fpath)
name, imageid = self._get_image_reference(fpath)
rsp = kvmagent.AgentResponse()
rsp.backupStorageInstallPath = self._build_install_path(name, imageid)
rsp.size = linux.qcow2_size_and_actual_size(cmd.primaryStorageInstallPath)[0]
# we need to sum all the disk size within the chain ...
chain = linux.qcow2_get_file_chain(cmd.primaryStorageInstallPath)
rsp.actualSize = sum([ linux.qcow2_size_and_actual_size(f)[1] for f in chain ])
return jsonobject.dumps(rsp)
def get_volume_size(self, req):
cmd = jsonobject.loads(req[http.REQUEST_BODY])
rsp = GetVolumeSizeRsp()
rsp.size, rsp.actualSize = linux.qcow2_size_and_actual_size(
cmd.installPath)
return jsonobject.dumps(rsp)
def merge_snapshot(self, req):
cmd = jsonobject.loads(req[http.REQUEST_BODY])
rsp = MergeSnapshotRsp()
workspace_dir = os.path.dirname(cmd.workspaceInstallPath)
if not os.path.exists(workspace_dir):
os.makedirs(workspace_dir)
linux.create_template(cmd.snapshotInstallPath, cmd.workspaceInstallPath)
rsp.size, rsp.actualSize = linux.qcow2_size_and_actual_size(cmd.workspaceInstallPath)
rsp.totalCapacity, rsp.availableCapacity = self._get_disk_capacity(cmd.mountPoint)
return jsonobject.dumps(rsp)
def mergesnapshot(self, req):
cmd = jsonobject.loads(req[http.REQUEST_BODY])
rsp = MergeSnapshotRsp()
workspace_dir = os.path.dirname(cmd.workspaceInstallPath)
if not os.path.exists(workspace_dir):
os.makedirs(workspace_dir)
linux.create_template(cmd.snapshotInstallPath, cmd.workspaceInstallPath)
rsp.size, rsp.actualSize = linux.qcow2_size_and_actual_size(cmd.workspaceInstallPath)
rsp.totalCapacity, rsp.availableCapacity = self._get_disk_capacity(cmd.uuid)
return jsonobject.dumps(rsp)
def merge_snapshot(self, req):
cmd = jsonobject.loads(req[http.REQUEST_BODY])
rsp = MergeSnapshotResponse()
workspace_dir = os.path.dirname(cmd.workspaceInstallPath)
if not os.path.exists(workspace_dir):
os.makedirs(workspace_dir)
try:
linux.create_template(cmd.snapshotInstallPath, cmd.workspaceInstallPath)
rsp.size, rsp.actualSize = linux.qcow2_size_and_actual_size(cmd.workspaceInstallPath)
self._set_capacity_to_response(cmd.uuid, rsp)
except linux.LinuxError as e:
logger.warn(linux.get_exception_stacktrace())
rsp.error = str(e)
rsp.success = False
return jsonobject.dumps(rsp)
def merge_snapshot(self, req):
cmd = jsonobject.loads(req[http.REQUEST_BODY])
rsp = MergeSnapshotResponse()
workspace_dir = os.path.dirname(cmd.workspaceInstallPath)
if not os.path.exists(workspace_dir):
os.makedirs(workspace_dir)
try:
linux.qcow2_create_template(cmd.snapshotInstallPath, cmd.workspaceInstallPath)
rsp.size, rsp.actualSize = linux.qcow2_size_and_actual_size(cmd.workspaceInstallPath)
self._set_capacity_to_response(cmd.uuid, rsp)
except linux.LinuxError as e:
logger.warn(linux.get_exception_stacktrace())
rsp.error = str(e)
rsp.success = False
return jsonobject.dumps(rsp)
def merge_snapshot(self, req):
cmd = jsonobject.loads(req[http.REQUEST_BODY])
rsp = MergeSnapshotRsp()
snapshot_abs_path = translate_absolute_path_from_install_path(cmd.snapshotInstallPath)
workspace_abs_path = translate_absolute_path_from_install_path(cmd.workspaceInstallPath)
with lvm.RecursiveOperateLv(snapshot_abs_path, shared=True):
virtual_size = linux.qcow2_virtualsize(snapshot_abs_path)
if not lvm.lv_exists(workspace_abs_path):
lvm.create_lv_from_absolute_path(workspace_abs_path, virtual_size,
"%s::%s::%s" % (VOLUME_TAG, cmd.hostUuid, time.time()))
with lvm.OperateLv(workspace_abs_path, shared=False, delete_when_exception=True):
linux.create_template(snapshot_abs_path, workspace_abs_path)
rsp.size, rsp.actualSize = linux.qcow2_size_and_actual_size(workspace_abs_path)
rsp.totalCapacity, rsp.availableCapacity = lvm.get_vg_size(cmd.vgUuid)
rsp.actualSize = rsp.size
return jsonobject.dumps(rsp)
def merge_snapshot(self, req):
cmd = jsonobject.loads(req[http.REQUEST_BODY])
rsp = MergeSnapshotRsp()
snapshot_abs_path = translate_absolute_path_from_install_path(cmd.snapshotInstallPath)
workspace_abs_path = translate_absolute_path_from_install_path(cmd.workspaceInstallPath)
with lvm.RecursiveOperateLv(snapshot_abs_path, shared=True):
virtual_size = linux.qcow2_virtualsize(snapshot_abs_path)
if not lvm.lv_exists(workspace_abs_path):
lvm.create_lv_from_absolute_path(workspace_abs_path, virtual_size,
"%s::%s::%s" % (VOLUME_TAG, cmd.hostUuid, time.time()))
with lvm.OperateLv(workspace_abs_path, shared=False, delete_when_exception=True):
linux.create_template(snapshot_abs_path, workspace_abs_path)
rsp.size, rsp.actualSize = linux.qcow2_size_and_actual_size(workspace_abs_path)
rsp.totalCapacity, rsp.availableCapacity = lvm.get_vg_size(cmd.vgUuid)
rsp.actualSize = rsp.size
return jsonobject.dumps(rsp)
def commit_to_imagestore(self, primaryStorageInstallPath):
fpath = primaryStorageInstallPath
# Synchronize cached writes for 'fpath'
shell.call('/bin/sync ' + fpath)
# Add the image to registry
cmdstr = '%s -json add -file %s' % (self.ZSTORE_CLI_PATH, fpath)
logger.debug('adding %s to local image store' % fpath)
shell.call(cmdstr)
logger.debug('%s added to local image store' % fpath)
name, imageid = self._get_image_reference(fpath)
rsp = kvmagent.AgentResponse()
rsp.backupStorageInstallPath = self._build_install_path(name, imageid)
rsp.size, rsp.actualSize = linux.qcow2_size_and_actual_size(
primaryStorageInstallPath)
return jsonobject.dumps(rsp)
def merge_and_rebase_snapshot(self, req):
cmd = jsonobject.loads(req[http.REQUEST_BODY])
snapshots = cmd.snapshotInstallPaths
count = len(snapshots)
for i in range(count):
if i+1 < count:
target = snapshots[i]
backing_file = snapshots[i+1]
linux.qcow2_rebase_no_check(backing_file, target)
latest = snapshots[0]
rsp = RebaseAndMergeSnapshotsRsp()
workspace_dir = os.path.dirname(cmd.workspaceInstallPath)
if not os.path.exists(workspace_dir):
os.makedirs(workspace_dir)
linux.create_template(latest, cmd.workspaceInstallPath)
rsp.size, rsp.actualSize = linux.qcow2_size_and_actual_size(cmd.workspaceInstallPath)
rsp.totalCapacity, rsp.availableCapacity = self._get_disk_capacity(cmd.storagePath)
return jsonobject.dumps(rsp)
def merge_and_rebase_snapshot(self, req):
cmd = jsonobject.loads(req[http.REQUEST_BODY])
snapshots = cmd.snapshotInstallPaths
count = len(snapshots)
for i in range(count):
if i+1 < count:
target = snapshots[i]
backing_file = snapshots[i+1]
linux.qcow2_rebase_no_check(backing_file, target)
latest = snapshots[0]
rsp = RebaseAndMergeSnapshotsRsp()
workspace_dir = os.path.dirname(cmd.workspaceInstallPath)
if not os.path.exists(workspace_dir):
os.makedirs(workspace_dir)
linux.qcow2_create_template(latest, cmd.workspaceInstallPath)
rsp.size, rsp.actualSize = linux.qcow2_size_and_actual_size(cmd.workspaceInstallPath)
rsp.totalCapacity, rsp.availableCapacity = self._get_disk_capacity()
return jsonobject.dumps(rsp)
def getvolumesize(self, req):
cmd = jsonobject.loads(req[http.REQUEST_BODY])
rsp = GetVolumeSizeRsp()
self._set_capacity_to_response(cmd.uuid, rsp)
rsp.size, rsp.actualSize = linux.qcow2_size_and_actual_size(cmd.installPath)
return jsonobject.dumps(rsp)
def getvolumesize(self, req):
cmd = jsonobject.loads(req[http.REQUEST_BODY])
rsp = GetVolumeSizeRsp()
self._set_capacity_to_response(cmd.uuid, rsp)
rsp.size, rsp.actualSize = linux.qcow2_size_and_actual_size(cmd.installPath)
return jsonobject.dumps(rsp)
