def __init__(self, config, usethreads=False, writeback=False):
"Initialize the datastore."
self.conndb = {}
DatastoreBase.__init__(self, config, usethreads, writeback)
dbhosts = config.get(C.MEMBASE, C.DBHOST)
dbport = config.get(C.MEMBASE, C.DBPORT)
self.membasehosts = [h + ':' + dbport for h in dbhosts.split()]
threads = [threading.currentThread()]
if usethreads:
threads.extend(self.threads)
self.register_threads(threads)
def __init__(self, config, usethreads=False, writeback=False):
"Initialize the datastore."
self.conndb = {}
DatastoreBase.__init__(self, config, usethreads, writeback)
dbhosts = config.get(C.MEMBASE, C.DBHOST)
dbport = config.get(C.MEMBASE, C.DBPORT)
self.membasehosts = [h + ':' + dbport for h in dbhosts.split()]
threads = [threading.currentThread()]
if usethreads:
threads.extend(self.threads)
self.register_threads(threads)
def __init__(self, config, usethreads=False, writeback=False):
"Initialize the datastore."
self.conndb = {}
DatastoreBase.__init__(self, config, usethreads, writeback)
dbhosts = config.get(C.MEMBASE, C.DBHOST)
dbport = config.get(C.MEMBASE, C.DBPORT)
self.membasehosts = [h + ':' + dbport for h in dbhosts.split()]
threads = [threading.currentThread()]
if usethreads:
threads.extend(self.threads)
self.register_threads(threads)
if writeback:
# Store slab configuration information for subsequent
# retrieval by the front end.
slabconfig = new_osm_element(C.DATASTORE_CONFIG, C.CFGSLAB)
for k in DatastoreMembase.SLAB_CONFIGURATION_KEYS:
slabconfig[k] = config.get(C.DATASTORE, k)
slabconfig[C.CONFIGURATION_SCHEMA_VERSION] = C.CFGVERSION
self.slabconfig = slabconfig
else:
# Read slab configuration information from the data store.
self.slabconfig = slabconfig = \
self.retrieve_element(C.DATASTORE_CONFIG, C.CFGSLAB)
if slabconfig is not None:
schema_version = slabconfig.get(C.CONFIGURATION_SCHEMA_VERSION)
if schema_version != C.CFGVERSION:
raise ValueError, \
"Datastore schema version mismatch: expected %s, " \
"actual %s." % \
(str(C.CFGVERSION), str(schema_version))
for (k,v) in slabconfig.items():
if k in DatastoreMembase.SLAB_CONFIGURATION_KEYS:
config.set(C.DATASTORE, k, v)
else:
raise ValueError, \
"Datastore is missing configuration information."
def __init__(self, config, usethreads=False, writeback=False):
"Initialize the datastore."
self.conndb = {}
DatastoreBase.__init__(self, config, usethreads, writeback)
dbhosts = config.get(C.MEMBASE, C.DBHOST)
dbport = config.get(C.MEMBASE, C.DBPORT)
self.membasehosts = [h + ':' + dbport for h in dbhosts.split()]
threads = [threading.currentThread()]
if usethreads:
threads.extend(self.threads)
self.register_threads(threads)
if writeback:
# Store slab configuration information for subsequent
# retrieval by the front end.
slabconfig = new_osm_element(C.DATASTORE_CONFIG, C.CFGSLAB)
for k in DatastoreMembase.SLAB_CONFIGURATION_KEYS:
slabconfig[k] = config.get(C.DATASTORE, k)
slabconfig[C.CONFIGURATION_SCHEMA_VERSION] = C.CFGVERSION
self.slabconfig = slabconfig
else:
# Read slab configuration information from the data store.
self.slabconfig = slabconfig = \
self.retrieve_element(C.DATASTORE_CONFIG, C.CFGSLAB)
if slabconfig is not None:
schema_version = slabconfig.get(C.CONFIGURATION_SCHEMA_VERSION)
if schema_version != C.CFGVERSION:
raise ValueError, \
"Datastore schema version mismatch: expected %s, " \
"actual %s." % \
(str(C.CFGVERSION), str(schema_version))
for (k, v) in slabconfig.items():
if k in DatastoreMembase.SLAB_CONFIGURATION_KEYS:
config.set(C.DATASTORE, k, v)
else:
raise ValueError, \
"Datastore is missing configuration information."
