def loadMetadata(metadataFile, archive=None):
"""
loadMetadata
"""
# Extracts metadata file from the distribution archive:
# if os.path.isfile (archive):
result = readFileFromArchive(archive, metadataFile)
metadata = pickle.loads(result)
return metadata
def prepareDistribution(self, method = 'copy'):
"""
Manager.prepareDistribution:
Creates DARball structure according to current request, using
copy, or link method.
"""
# Check how much space is left in tmp dir,
# where the darball will be built:
spaceLeft(self.tmpdir)
self.timingLog('Checked space left in '+self.tmpdir)
# If incremental darbal was requested, get its metadata,
# and fill up base bomdictionary
baseDar = self.currentRequest.baseDar
self.darMeta.setBaseDar(baseDar)
if baseDar:
if os.path.isdir(baseDar):
# This should be an installation directory:
bomFile = baseDar+'/' + getBOMFileName()
if os.path.isfile(bomFile):
# Create base bom dictionary directly from file
for entry in open(bomFile,'r').readlines():
# a list of lines
(md5, entryPath) = string.split(entry)
self.baseBomDict[entryPath] = md5
else:
raise InputError(baseDar,
'Could not find ' +
getBOMFileName() + ' here.')
else:
if os.path.isfile(baseDar):
# This should be a DARball:
baseDarball = baseDar
else:
# This should be a release tag of a base darball
# available from the dar pool.
# Lookup for base darball in the distribution pool:
if notReadable(self.distPool):
sys.exit(notReadable(self.distPool))
baseDarball = self.findBaseDarball(self.distPool, baseDar)
if not baseDarball:
sys.exit( 'Could not find base distribution for ' \
+baseDar+' in '+self.sharedPool)
# Create base bom dictionary on the flight from the archive:
result = readFileFromArchive(baseDarball, getBOMFileName())
for entry in string.split(result,'\n'):
md5, entryPath = string.split(entry)
self.baseBomDict[entryPath] = md5
# Now create DAR directory structure:
self.dar = Structure(self.blddir, self.currentRequest,
method, baseBom = self.baseBomDict)
self.timingLog('Created DAR in ' + self.blddir +
' using ' + method + ' method')
instDir = self.dar.getTopInstDir()
if method == 'copy':
self.timingLog('Counted install. size ' +
'before cleanup in shared dir')
# Make cleanup and create BOM only for the FSO image (shared
# between the environment variables):
cleanup(self.dar.getSharedTop(),
os.path.join(self.dar.getTopInstDir(), getBOMFileName()))
self.timingLog('Removed duplicates and created BOM for ' +
self.dar.getSharedTop())
size = noteSize(instDir)
self.timingLog('Counted size after cleanup in ' +
self.dar.getSharedTop())
self.darMeta.setInstallationSize(size)
# fakeScram()
# including scram runtime command, which may replace setup scripts.
self.saveMetadata(os.path.join(self.dar.getTopInstDir(),
getMetaDataFile()))
# - saves into metadata file info about creation of a darball,
# project conifguration info. Adds a spec file (and darInput in
# scram mode). DAR info and its source code go here.
self.createReadmeFile()