def collapse_arakoon():
"""
Collapse Arakoon's Tlogs
:return: None
"""
logger.info('Starting arakoon collapse')
arakoon_clusters = {}
for service in ServiceList.get_services():
if service.type.name in ('Arakoon', 'NamespaceManager', 'AlbaManager'):
arakoon_clusters[service.name.replace('arakoon-', '')] = service.storagerouter
for cluster, storagerouter in arakoon_clusters.iteritems():
logger.info(' Collapsing cluster {0}'.format(cluster))
client = SSHClient(storagerouter)
parser = client.rawconfig_read(PyrakoonStore.ARAKOON_CONFIG_FILE.format(cluster))
nodes = {}
for node in parser.get('global', 'cluster').split(','):
node = node.strip()
nodes[node] = ([parser.get(node, 'ip')], parser.get(node, 'client_port'))
config = ArakoonClientConfig(str(cluster), nodes)
for node in nodes.keys():
logger.info(' Collapsing node: {0}'.format(node))
client = ArakoonAdminClient(node, config)
try:
client.collapse_tlogs(2)
except:
logger.exception('Error during collapsing cluster {0} node {1}'.format(cluster, node))
logger.info('Arakoon collapse finished')