/usr/lib/python2.7/dist-packages/testing/postgresql.py is in python-testing.postgresql 1.3.0-1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 | # -*- coding: utf-8 -*-
# Copyright 2013 Takeshi KOMIYA
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import os
import pg8000
import signal
import subprocess
from glob import glob
from contextlib import closing
from testing.common.database import (
Database, DatabaseFactory, get_path_of, SkipIfNotInstalledDecorator
)
__all__ = ['Postgresql', 'skipIfNotFound']
SEARCH_PATHS = (['/usr/local/pgsql', '/usr/local'] +
glob('/usr/lib/postgresql/*') + # for Debian/Ubuntu
glob('/opt/local/lib/postgresql*')) # for MacPorts
class Postgresql(Database):
DEFAULT_SETTINGS = dict(auto_start=2,
base_dir=None,
initdb=None,
initdb_args='-U postgres -A trust',
postgres=None,
postgres_args='-h 127.0.0.1 -F -c logging_collector=off',
pid=None,
port=None,
copy_data_from=None)
subdirectories = ['data', 'tmp']
def initialize(self):
self.initdb = self.settings.pop('initdb')
if self.initdb is None:
self.initdb = find_program('initdb', ['bin'])
self.postgres = self.settings.pop('postgres')
if self.postgres is None:
self.postgres = find_program('postgres', ['bin'])
def dsn(self, **kwargs):
# "database=test host=localhost user=postgres"
params = dict(kwargs)
params.setdefault('port', self.settings['port'])
params.setdefault('host', '127.0.0.1')
params.setdefault('user', 'postgres')
params.setdefault('database', 'test')
return params
def url(self, **kwargs):
params = self.dsn(**kwargs)
url = ('postgresql://%s@%s:%d/%s' %
(params['user'], params['host'], params['port'], params['database']))
return url
def get_data_directory(self):
return os.path.join(self.base_dir, 'data')
def initialize_database(self):
if not os.path.exists(os.path.join(self.base_dir, 'data', 'PG_VERSION')):
args = ([self.initdb, '-D', os.path.join(self.base_dir, 'data'), '--lc-messages=C'] +
self.settings['initdb_args'].split())
try:
p = subprocess.Popen(args, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
output, err = p.communicate()
if p.returncode != 0:
raise RuntimeError("initdb failed: %r" % err)
except OSError as exc:
raise RuntimeError("failed to spawn initdb: %s" % exc)
def get_server_commandline(self):
return ([self.postgres,
'-p', str(self.settings['port']),
'-D', os.path.join(self.base_dir, 'data'),
'-k', os.path.join(self.base_dir, 'tmp')] +
self.settings['postgres_args'].split())
def poststart(self):
with closing(pg8000.connect(**self.dsn(database='postgres'))) as conn:
conn.autocommit = True
with closing(conn.cursor()) as cursor:
cursor.execute("SELECT COUNT(*) FROM pg_database WHERE datname='test'")
if cursor.fetchone()[0] <= 0:
cursor.execute('CREATE DATABASE test')
def is_server_available(self):
try:
with closing(pg8000.connect(**self.dsn(database='template1'))):
pass
except pg8000.Error:
return False
else:
return True
def terminate(self, *args):
# send SIGINT instead of SIGTERM
super(Postgresql, self).terminate(signal.SIGINT)
class PostgresqlFactory(DatabaseFactory):
target_class = Postgresql
class PostgresqlSkipIfNotInstalledDecorator(SkipIfNotInstalledDecorator):
name = 'PostgreSQL'
def search_server(self):
find_program('postgres', ['bin'])
skipIfNotFound = skipIfNotInstalled = PostgresqlSkipIfNotInstalledDecorator()
def find_program(name, subdirs):
path = get_path_of(name)
if path:
return path
for base_dir in SEARCH_PATHS:
for subdir in subdirs:
path = os.path.join(base_dir, subdir, name)
if os.path.exists(path):
return path
raise RuntimeError("command not found: %s" % name)
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