def _prepareMetadata(cls, domPath, sdUUID, domainName, domClass,
remotePath, storageType, version):
"""
Prepare all domain's special volumes and metadata
"""
# create domain metadata folder
metadataDir = os.path.join(domPath, sd.DOMAIN_META_DATA)
procPool = oop.getProcessPool(sdUUID)
procPool.fileUtils.createdir(metadataDir, 0o775)
special_volumes = cls.manifestClass.special_volumes(version)
for name, size_mb in FILE_SPECIAL_VOLUME_SIZES_MIB.iteritems():
if name in special_volumes:
try:
procPool.truncateFile(os.path.join(metadataDir, name),
size_mb * constants.MEGAB,
METADATA_PERMISSIONS)
except Exception as e:
raise se.StorageDomainMetadataCreationError(
"create meta file '%s' failed: %s" % (name, str(e)))
if cls.supports_external_leases(version):
xleases_path = os.path.join(metadataDir, sd.XLEASES)
cls.format_external_leases(sdUUID, xleases_path)
metaFile = os.path.join(metadataDir, sd.METADATA)
md = FileSDMetadata(metaFile)
# initialize domain metadata content
# FIXME : This is 99% like the metadata in block SD
# Do we really need to keep the EXPORT_PATH?
# no one uses it
md.update({
sd.DMDK_VERSION:
version,
sd.DMDK_SDUUID:
sdUUID,
sd.DMDK_TYPE:
storageType,
sd.DMDK_CLASS:
domClass,
sd.DMDK_DESCRIPTION:
domainName,
sd.DMDK_ROLE:
sd.REGULAR_DOMAIN,
sd.DMDK_POOLS: [],
sd.DMDK_LOCK_POLICY:
'',
sd.DMDK_LOCK_RENEWAL_INTERVAL_SEC:
sd.DEFAULT_LEASE_PARAMS[sd.DMDK_LOCK_RENEWAL_INTERVAL_SEC],
sd.DMDK_LEASE_TIME_SEC:
sd.DEFAULT_LEASE_PARAMS[sd.DMDK_LEASE_TIME_SEC],
sd.DMDK_IO_OP_TIMEOUT_SEC:
sd.DEFAULT_LEASE_PARAMS[sd.DMDK_IO_OP_TIMEOUT_SEC],
sd.DMDK_LEASE_RETRIES:
sd.DEFAULT_LEASE_PARAMS[sd.DMDK_LEASE_RETRIES],
REMOTE_PATH:
remotePath
})
def setMetadataPermissions(self):
procPool = oop.getProcessPool(self.sdUUID)
for metaFile in (sd.LEASES, sd.IDS, sd.INBOX, sd.OUTBOX):
try:
fpath = os.path.join(self.getMDPath(), metaFile)
procPool.os.chmod(fpath, METADATA_PERMISSIONS)
except Exception as e:
raise se.StorageDomainMetadataCreationError(
"Lease permission change file '%s' failed: %s" %
(metaFile, e))
