openstack-helm-infra/grafana/templates/bin/_db-session-sync.py.tpl
Tin Lam 6bae1b020d Fix python template
This patch set removes an unused import that is not python3 compatible.

Change-Id: I360989c8eb23065d8e655d4583eb97338244412d
Signed-off-by: Tin Lam <tin@irrational.io>
2019-05-26 21:43:19 +00:00

71 lines
2.4 KiB
Smarty

#!/usr/bin/env python
# Creates db and user for an OpenStack Service:
# Set ROOT_DB_CONNECTION and DB_CONNECTION environment variables to contain
# SQLAlchemy strings for the root connection to the database and the one you
# wish the service to use. Alternatively, you can use an ini formatted config
# at the location specified by OPENSTACK_CONFIG_FILE, and extract the string
# from the key OPENSTACK_CONFIG_DB_KEY, in the section specified by
# OPENSTACK_CONFIG_DB_SECTION.
import os
import sys
import logging
from sqlalchemy import create_engine
# Create logger, console handler and formatter
logger = logging.getLogger('OpenStack-Helm DB Init')
logger.setLevel(logging.DEBUG)
ch = logging.StreamHandler()
ch.setLevel(logging.DEBUG)
formatter = logging.Formatter('%(asctime)s - %(name)s - %(levelname)s - %(filename)s - %(lineno)d - %(funcName)s - %(message)s')
# Set the formatter and add the handler
ch.setFormatter(formatter)
logger.addHandler(ch)
# Get the connection string for the service db
if "DB_CONNECTION" in os.environ:
user_db_conn = os.environ['DB_CONNECTION']
logger.info('Got config from DB_CONNECTION env var')
else:
logger.critical('Could not get db config, either from config file or env var')
sys.exit(1)
# User DB engine
try:
user_engine = create_engine(user_db_conn)
# Get our user data out of the user_engine
database = user_engine.url.database
user = user_engine.url.username
password = user_engine.url.password
host = user_engine.url.host
port = user_engine.url.port
logger.info('Got user db config')
except:
logger.critical('Could not get user database config')
raise
# Test connection
try:
connection = user_engine.connect()
connection.close()
logger.info("Tested connection to DB @ {0}:{1}/{2} as {3}".format(
host, port, database, user))
except:
logger.critical('Could not connect to database as user')
raise
# Create Table
try:
user_engine.execute('''CREATE TABLE IF NOT EXISTS `session` (
`key`CHAR(16) NOT NULL,
`data` BLOB,
`expiry` INT(11) UNSIGNED NOT NULL,
PRIMARY KEY (`key`)
) ENGINE=MyISAM DEFAULT CHARSET=utf8;''')
logger.info('Created table for session cache')
except:
logger.critical('Could not create table for session cache')
raise