def _create_database(self, key):
"""Create database if it doesn't exist."""
conn_string = self.test_databases[key]
conn_pieces = urlparse.urlparse(conn_string)
if conn_string.startswith('mysql'):
(user, password, database, host) = \
get_mysql_connection_info(conn_pieces)
sql = "create database if not exists %s;" % database
cmd = ("mysql -u \"%(user)s\" %(password)s -h %(host)s "
"-e \"%(sql)s\"" % {
'user': user,
'password': password,
'host': host,
'sql': sql
})
self.execute_cmd(cmd)
elif conn_string.startswith('postgresql'):
(user, password, database, host) = \
get_pgsql_connection_info(conn_pieces)
os.environ['PGPASSWORD'] = password
os.environ['PGUSER'] = user
sqlcmd = ("psql -w -U %(user)s -h %(host)s -c"
" '%(sql)s' -d template1")
sql = ("create database if not exists %s;") % database
createtable = sqlcmd % {'user': user, 'host': host, 'sql': sql}
# 0 means databases is created
# 256 means it already exists (which is fine)
# otherwise raise an error
out, err = processutils.trycmd(createtable,
shell=True,
check_exit_code=[0, 256],
discard_warnings=True)
output = out or err
if err != '':
self.fail("Failed to run: %s\n%s" % (createtable, output))
os.unsetenv('PGPASSWORD')
os.unsetenv('PGUSER')
def _reset_pg(self, conn_pieces):
(user, password, database,
host) = (get_pgsql_connection_info(conn_pieces))
os.environ['PGPASSWORD'] = password
os.environ['PGUSER'] = user
# note(boris-42): We must create and drop database, we can't
# drop database which we have connected to, so for such
# operations there is a special database template1.
sqlcmd = ('psql -w -U %(user)s -h %(host)s -c '
'"%(sql)s" -d template1')
sqldict = {'user': user, 'host': host}
# note(apavlov): We need to kill all connections before dropping
# database. Otherwise it does not happen.
sqldict['sql'] = "select version();"
getversion = sqlcmd % sqldict
out, err = processutils.trycmd(getversion, shell=True)
version = out.split()
sqldict['sql'] = ("SELECT pg_terminate_backend(%s) FROM "
"pg_stat_activity WHERE datname = "
"'%s';")
if float(version[version.index('PostgreSQL') + 1][:3]) < 9.2:
sqldict['sql'] = sqldict['sql'] % ('procpid', database)
else:
sqldict['sql'] = sqldict['sql'] % ('pid', database)
killconnections = sqlcmd % sqldict
self.execute_cmd(killconnections)
sqldict['sql'] = "drop database if exists %s;" % database
droptable = sqlcmd % sqldict
self.execute_cmd(droptable)
sqldict['sql'] = ("create database %s;") % database
createtable = sqlcmd % sqldict
self.execute_cmd(createtable)
os.unsetenv('PGPASSWORD')
os.unsetenv('PGUSER')
def _create_database(self, key):
"""Create database if it doesn't exist."""
conn_string = self.test_databases[key]
conn_pieces = urlparse.urlparse(conn_string)
if conn_string.startswith('mysql'):
(user, password, database, host) = (
get_mysql_connection_info(conn_pieces))
sql = "create database if not exists %s;" % database
cmd = ("mysql -u \"%(user)s\" %(password)s -h %(host)s "
"-e \"%(sql)s\"" % {'user': user, 'password': password,
'host': host, 'sql': sql})
self.execute_cmd(cmd)
elif conn_string.startswith('postgresql'):
(user, password, database, host) = (
get_pgsql_connection_info(conn_pieces))
os.environ['PGPASSWORD'] = password
os.environ['PGUSER'] = user
sqlcmd = ("psql -w -U %(user)s -h %(host)s -c"
" '%(sql)s' -d template1")
sql = ("create database if not exists %s;") % database
createtable = sqlcmd % {'user': user, 'host': host, 'sql': sql}
# 0 means databases is created
# 256 means it already exists (which is fine)
# otherwise raise an error
out, err = processutils.trycmd(createtable, shell=True,
check_exit_code=[0, 256],
discard_warnings=True)
output = out or err
if err != '':
self.fail("Failed to run: %s\n%s" % (createtable, output))
os.unsetenv('PGPASSWORD')
os.unsetenv('PGUSER')
def execute_cmd(self, cmd=None):
out, err = processutils.trycmd(cmd, shell=True, discard_warnings=True)
output = out or err
LOG.debug(output)
self.assertEqual('', err, "Failed to run: %s\n%s" % (cmd, output))
def execute_cmd(self, cmd=None):
out, err = processutils.trycmd(cmd, shell=True, discard_warnings=True)
output = out or err
LOG.debug(output)
self.assertEqual('', err,
"Failed to run: %s\n%s" % (cmd, output))