def clone(self, new_vol_name, resource_uri,
sync, synctimeout=0):
"""Makes REST API call to clone volume.
:param new_vol_name: name of volume
:param resource_uri: uri of source volume
:param sync : synchronous request
:param synctimeout : Query for task status for "synctimeout" secs.
If the task doesn't complete in synctimeout
secs, an exception is thrown
:returns: Created task details in JSON response payload
"""
is_snapshot_clone = False
clone_full_uri = None
# consistency group
if resource_uri.find("BlockConsistencyGroup") > 0:
clone_full_uri = Volume.URI_CG_CLONE.format(resource_uri)
elif resource_uri.find("BlockSnapshot") > 0:
is_snapshot_clone = True
clone_full_uri = (
Volume.URI_SNAPSHOT_PROTECTION_FULLCOPIES.format(resource_uri))
else:
clone_full_uri = (
Volume.URI_VOLUME_PROTECTION_FULLCOPIES.format(resource_uri))
request = {
'name': new_vol_name,
'type': None,
'count': 1
}
request["count"] = 1
body = oslo_serialization.jsonutils.dumps(request)
(s, h) = common.service_json_request(self.ipaddr, self.port,
"POST",
clone_full_uri,
body)
o = common.json_decode(s)
if sync:
task = o["task"][0]
if is_snapshot_clone:
return (
common.block_until_complete(
"block",
task["resource"]["id"],
task["id"], self.ipaddr, self.port)
)
else:
return self.check_for_sync(task, sync, synctimeout)
else:
return o
def check_for_sync(self, result, sync, synctimeout=0):
if len(result["resource"]) > 0:
resource = result["resource"]
return (common.block_until_complete("consistencygroup",
resource["id"], result["id"],
self.ipaddr, self.port,
synctimeout))
else:
raise common.CoprHdError(
common.CoprHdError.SOS_FAILURE_ERR,
_("error: task list is empty, no task response found"))
def check_for_sync(self, result, sync, synctimeout=0):
if len(result["resource"]) > 0:
resource = result["resource"]
return (
common.block_until_complete("consistencygroup", resource["id"],
result["id"], self.ipaddr,
self.port, synctimeout)
)
else:
raise common.CoprHdError(
common.CoprHdError.SOS_FAILURE_ERR,
_("error: task list is empty, no task response found"))
def clone(self, new_vol_name, resource_uri, sync, synctimeout=0):
"""Makes REST API call to clone volume.
:param new_vol_name: name of volume
:param resource_uri: uri of source volume
:param sync: synchronous request
:param synctimeout: Query for task status for 'synctimeout' secs.
If the task doesn't complete in synctimeout secs,
an exception is thrown
:returns: Created task details in JSON response payload
"""
is_snapshot_clone = False
clone_full_uri = None
# consistency group
if resource_uri.find("BlockConsistencyGroup") > 0:
clone_full_uri = Volume.URI_CG_CLONE.format(resource_uri)
elif resource_uri.find("BlockSnapshot") > 0:
is_snapshot_clone = True
clone_full_uri = (
Volume.URI_SNAPSHOT_PROTECTION_FULLCOPIES.format(resource_uri))
else:
clone_full_uri = (
Volume.URI_VOLUME_PROTECTION_FULLCOPIES.format(resource_uri))
request = {'name': new_vol_name, 'type': None, 'count': 1}
request["count"] = 1
body = oslo_serialization.jsonutils.dumps(request)
(s, h) = common.service_json_request(self.ipaddr, self.port, "POST",
clone_full_uri, body)
o = common.json_decode(s)
if sync:
task = o["task"][0]
if is_snapshot_clone:
return (common.block_until_complete("block",
task["resource"]["id"],
task["id"], self.ipaddr,
self.port))
else:
return self.check_for_sync(task, sync, synctimeout)
else:
return o
def snapshot_delete_uri(self, otype, resource_uri,
suri, sync, synctimeout=0):
"""Delete a snapshot by uri.
:param otype : block
:param resource_uri: uri of the source resource
:param suri : Uri of the Snapshot
:param sync : To perform operation synchronously
:param synctimeout : Query for task status for "synctimeout" secs. If
the task doesn't complete in synctimeout secs, an
exception is thrown
"""
s = None
if resource_uri.find("Volume") > 0:
(s, h) = common.service_json_request(
self.ipaddr, self.port,
"POST",
Snapshot.URI_RESOURCE_DEACTIVATE.format(
Snapshot.URI_BLOCK_SNAPSHOTS.format(suri)),
None)
elif resource_uri.find("BlockConsistencyGroup") > 0:
(s, h) = common.service_json_request(
self.ipaddr, self.port,
"POST",
Snapshot.URI_CONSISTENCY_GROUPS_SNAPSHOT_DEACTIVATE.format(
resource_uri,
suri),
None)
o = common.json_decode(s)
task = o["task"][0]
if sync:
return (
common.block_until_complete(
otype,
task['resource']['id'],
task["id"], self.ipaddr, self.port, synctimeout)
)
else:
return o
def snapshot_delete_uri(self,
otype,
resource_uri,
suri,
sync,
synctimeout=0):
"""Delete a snapshot by uri.
:param otype : block
:param resource_uri: uri of the source resource
:param suri : Uri of the Snapshot
:param sync : To perform operation synchronously
:param synctimeout : Query for task status for "synctimeout" secs. If
the task doesn't complete in synctimeout secs, an
exception is thrown
"""
s = None
if resource_uri.find("Volume") > 0:
(s, h) = common.service_json_request(
self.ipaddr, self.port, "POST",
Snapshot.URI_RESOURCE_DEACTIVATE.format(
Snapshot.URI_BLOCK_SNAPSHOTS.format(suri)), None)
elif resource_uri.find("BlockConsistencyGroup") > 0:
(s, h) = common.service_json_request(
self.ipaddr, self.port, "POST",
Snapshot.URI_CONSISTENCY_GROUPS_SNAPSHOT_DEACTIVATE.format(
resource_uri, suri), None)
o = common.json_decode(s)
task = o["task"][0]
if sync:
return (common.block_until_complete(otype, task['resource']['id'],
task["id"], self.ipaddr,
self.port, synctimeout))
else:
return o
def snapshot_create(self,
otype,
typename,
ouri,
snaplabel,
inactive,
sync,
readonly=False,
synctimeout=0):
"""New snapshot is created, for a given volume.
:param otype : block type should be provided
:param typename : either volume or consistency-groups should
be provided
:param ouri : uri of volume
:param snaplabel : name of the snapshot
:param inactive : if true, the snapshot will not activate the
synchronization between source and target volumes
:param sync : synchronous request
:param synctimeout : Query for task status for "synctimeout" secs.
If the task doesn't complete in synctimeout
secs, an exception is thrown
"""
# check snapshot is already exist
is_snapshot_exist = True
try:
self.snapshot_query(otype, typename, ouri, snaplabel)
except common.CoprHdError as e:
if e.err_code == common.CoprHdError.NOT_FOUND_ERR:
is_snapshot_exist = False
else:
raise
if is_snapshot_exist:
raise common.CoprHdError(
common.CoprHdError.ENTRY_ALREADY_EXISTS_ERR,
(_("Snapshot with name %(snaplabel)s"
" already exists under %(typename)s") % {
'snaplabel': snaplabel,
'typename': typename
}))
parms = {
'name': snaplabel,
# if true, the snapshot will not activate the synchronization
# between source and target volumes
'create_inactive': inactive
}
if readonly is True:
parms['read_only'] = readonly
body = oslo_serialization.jsonutils.dumps(parms)
# REST api call
(s, h) = common.service_json_request(
self.ipaddr, self.port, "POST",
Snapshot.URI_SNAPSHOT_LIST.format(otype, typename, ouri), body)
o = common.json_decode(s)
task = o["task"][0]
if sync:
return (common.block_until_complete(otype, task['resource']['id'],
task["id"], self.ipaddr,
self.port, synctimeout))
else:
return o
def snapshot_create(self, otype, typename, ouri,
snaplabel, inactive, sync,
readonly=False, synctimeout=0):
"""New snapshot is created, for a given volume.
:param otype : block type should be provided
:param typename : either volume or consistency-groups should
be provided
:param ouri : uri of volume
:param snaplabel : name of the snapshot
:param inactive : if true, the snapshot will not activate the
synchronization between source and target volumes
:param sync : synchronous request
:param synctimeout : Query for task status for "synctimeout" secs.
If the task doesn't complete in synctimeout
secs, an exception is thrown
"""
# check snapshot is already exist
is_snapshot_exist = True
try:
self.snapshot_query(otype, typename, ouri, snaplabel)
except common.CoprHdError as e:
if e.err_code == common.CoprHdError.NOT_FOUND_ERR:
is_snapshot_exist = False
else:
raise
if is_snapshot_exist:
raise common.CoprHdError(
common.CoprHdError.ENTRY_ALREADY_EXISTS_ERR,
(_("Snapshot with name %(snaplabel)s"
" already exists under %(typename)s") %
{'snaplabel': snaplabel,
'typename': typename
}))
parms = {
'name': snaplabel,
# if true, the snapshot will not activate the synchronization
# between source and target volumes
'create_inactive': inactive
}
if readonly is True:
parms['read_only'] = readonly
body = oslo_serialization.jsonutils.dumps(parms)
# REST api call
(s, h) = common.service_json_request(
self.ipaddr, self.port,
"POST",
Snapshot.URI_SNAPSHOT_LIST.format(otype, typename, ouri), body)
o = common.json_decode(s)
task = o["task"][0]
if sync:
return (
common.block_until_complete(
otype,
task['resource']['id'],
task["id"], self.ipaddr, self.port, synctimeout)
)
else:
return o
