if os.getenv('GOVERNOR_POSTGRESQL_LISTEN'):
config['postgresql']['listen'] = os.getenv('GOVERNOR_POSTGRESQL_LISTEN')
if os.getenv('GOVERNOR_POSTGRESQL_READ_ONLY_PORT'):
config['postgresql']['read_only_port'] = os.getenv(
'GOVERNOR_POSTGRESQL_READ_ONLY_PORT')
if os.getenv('GOVERNOR_POSTGRESQL_DATA_DIR'):
config['postgresql']['data_dir'] = os.getenv(
'GOVERNOR_POSTGRESQL_DATA_DIR')
if os.getenv('GOVERNOR_POSTGRESQL_REPLICATION_NETWORK'):
config['postgresql']['replication']['network'] = os.getenv(
'GOVERNOR_POSTGRESQL_REPLICATION_NETWORK')
etcd = Etcd(config["etcd"])
postgresql = Postgresql(config["postgresql"])
ha = Ha(postgresql, etcd)
# leave things clean when shutting down, if possible
def shutdown(signal, frame):
logging.info("Governor Shutting Down: Received Shutdown Signal")
try:
if ha.has_lock():
logging.info("Governor Shutting Down: Abdicating Leadership")
etcd.abdicate(postgresql.name)
logging.info("Governor Shutting Down: Removing Membership")
etcd.delete_member(postgresql.name)
except:
if os.getenv('GOVERNOR_POSTGRESQL_LISTEN'):
config['postgresql']['listen'] = os.getenv('GOVERNOR_POSTGRESQL_LISTEN')
if os.getenv('GOVERNOR_POSTGRESQL_READ_ONLY_PORT'):
config['postgresql']['read_only_port'] = os.getenv(
'GOVERNOR_POSTGRESQL_READ_ONLY_PORT')
if os.getenv('GOVERNOR_POSTGRESQL_DATA_DIR'):
config['postgresql']['data_dir'] = os.getenv(
'GOVERNOR_POSTGRESQL_DATA_DIR')
if os.getenv('GOVERNOR_POSTGRESQL_REPLICATION_NETWORK'):
config['postgresql']['replication']['network'] = os.getenv(
'GOVERNOR_POSTGRESQL_REPLICATION_NETWORK')
etcd = Etcd(config["etcd"])
postgresql = Postgresql(config["postgresql"])
ha = Ha(postgresql, etcd)
# leave things clean when shutting down, if possible
def shutdown(signal, frame):
logging.info("Governor Shutting Down: Received Shutdown Signal")
try:
if ha.has_lock():
logging.info("Governor Shutting Down: Abdicating Leadership")
etcd.abdicate(postgresql.name)
logging.info("Governor Shutting Down: Removing Membership")
etcd.delete_member(postgresql.name)
except:
