def generate_volume_pattern(volume_template, volume_id):
try:
return volume_template % volume_id
except TypeError:
msg = "Invalid volume name template '%s' specified in config."
LOG.error(msg)
raise exception.InvalidConfigException(msg)
def check_bbcp(self):
msg = "Invalid path '{path}' specified in [bbcp] {name} config option"
messages = []
for name in ('path', 'src_path', 'dst_path'):
path = self.cfg.bbcp.get(name)
if not os.path.isfile(path):
messages.append(msg.format(path=path, name=name))
if messages:
raise exception.InvalidConfigException('\n'.join(messages))
def from_context(cls, context):
vmax_ip = context.cloud_config.storage.vmax_ip
vmax_port = context.cloud_config.storage.vmax_port
vmax_user = context.cloud_config.storage.vmax_user
vmax_password = context.cloud_config.storage.vmax_password
vmax_port_groups = context.cloud_config.storage.vmax_port_groups
vmax_fast_policy = context.cloud_config.storage.vmax_fast_policy
vmax_pool_name = context.cloud_config.storage.vmax_pool_name
vmax_iscsi_my_ip = context.cloud_config.storage.iscsi_my_ip
vmax_initiator_name = context.cloud_config.storage.initiator_name
volume_name_template = context.cloud_config.storage.\
volume_name_template
backend_timeout = context.cloud_config.migrate.storage_backend_timeout
vmax_config_opts = [opt for opt in list(locals().keys())
if opt.startswith('vmax_')]
missing_opts = [opt for opt in vmax_config_opts if opt is None]
if any(missing_opts):
msg = ("Invalid configuration specified for EMC storage backend, "
"following options must be specified: {}")
msg = msg.format(', '.join(missing_opts))
LOG.error(msg)
raise exception.InvalidConfigException(msg)
cinder = context.resources[utils.STORAGE_RESOURCE]
vmax_connector = EMCConnector(vmax_ip,
vmax_port,
vmax_user,
vmax_password,
vmax_port_groups,
vmax_fast_policy,
vmax_pool_name,
backend_timeout,
volume_name_template,
vmax_initiator_name)
num_retries = context.cloud_config.migrate.retry
sudo_pass = context.cloud_config.migrate.local_sudo_password
timeout = context.cloud_config.migrate.storage_backend_timeout
iscsi_connector = iscsi.ISCSIConnector(num_retries=num_retries,
local_sudo_password=sudo_pass,
storage_backend_timeout=timeout)
db = cinder_db.CinderDBBroker(cinder.mysql_connector)
return cls(vmax_connector, db, iscsi_connector, vmax_iscsi_my_ip)
def _is_nfs_shared(self):
src_shared_nfs = isinstance(self.src_cinder_backend,
generic.SharedNFSPlugin)
dst_shared_nfs = isinstance(self.dst_cinder_backend,
generic.SharedNFSPlugin)
if src_shared_nfs and dst_shared_nfs:
return True
elif src_shared_nfs or dst_shared_nfs:
msg = ("Invalid configuration of src or dst storage backends. "
"In case of shared-nfs both options of the backends must "
"be set to have a value of shared-nfs. Source storage "
"backend has '{src}' and destination storage backend has "
"'{dst}'")
raise exception.InvalidConfigException(
msg,
src=self.cfg.src_storage.backend,
dst=self.cfg.dst_storage.backend)
else:
return False
