py.lib

John Y. 2019-01-20 Parent:8c951e942fee

py.lib/pgAdmin4_server.py

+ Смена сервера с gevent на waitress + Организация членораздельного информирования в случае отсутствия модуля waitress

awgur@4	1 # coding: utf-8
awgur@7	2 # devel.a0fs.net: pgadmin.selfServer - v0.2 by awgur $
awgur@4	3
awgur@4	4 ##########################################################################
awgur@4	5 #
awgur@4	6 # pgAdmin 4 - PostgreSQL Tools
awgur@4	7 #
awgur@4	8 # Copyright (C) 2013 - 2018, The pgAdmin Development Team
awgur@4	9 # This software is released under the PostgreSQL Licence
awgur@4	10 #
awgur@4	11 ##########################################################################
awgur@4	12
awgur@4	13 import os
awgur@4	14 import sys
awgur@7	15
awgur@7	16 try:
awgur@7	17 import waitress
awgur@7	18 except ImportError:
awgur@7	19 sys.stderr.write('\n ERROR: You need to install weitress module to you python instance\n\n')
awgur@7	20 sys.exit(1)
awgur@7	21
awgur@4	22 import logging
awgur@4	23 from logging.handlers import SysLogHandler
awgur@4	24
awgur@4	25
awgur@4	26 def prepLogger():
awgur@4	27 _format = 'lo.ad.pgadmin[%(process)d]: %(message)s'
awgur@4	28 _logHandler = SysLogHandler(address='/dev/log', facility='user')
awgur@4	29 _logHandler.setFormatter(logging.Formatter(_format))
awgur@4	30 logging.basicConfig(level=logging.INFO)
awgur@4	31 _log = logging.getLogger()
awgur@4	32 _log.handlers = [_logHandler,]
awgur@4	33
awgur@4	34 root = os.path.dirname(os.path.realpath(__file__))
awgur@4	35 if sys.path[0] != root:
awgur@4	36 sys.path.insert(0, root)
awgur@4	37
awgur@4	38 if sys.version_info[0] >= 3:
awgur@4	39 import builtins
awgur@4	40 else:
awgur@4	41 import __builtin__ as builtins
awgur@4	42
awgur@4	43 # Ensure the global server mode is set.
awgur@4	44 builtins.SERVER_MODE = True
awgur@4	45
awgur@4	46 import config
awgur@5	47 config.DATA_DIR = os.getenv('DATA_DIR') or config.DATA_DIR
awgur@5	48 config.SQLITE_PATH = os.getenv('SQLITE_PATH') or os.path.join(config.DATA_DIR, 'pgadmin4.db')
awgur@5	49 config.SESSION_DB_PATH = os.path.join(config.DATA_DIR, 'sessions')
awgur@5	50 config.STORAGE_DIR = os.path.join(config.DATA_DIR, 'storage')
awgur@5	51 config.TEST_SQLITE_PATH = os.path.join(config.DATA_DIR, 'test_pgadmin4.db')
awgur@6	52 config.LOG_FILE = os.path.join(config.DATA_DIR, 'pgadmin4.log')
awgur@5	53
awgur@4	54 # When running it as a WSGI application, directory for the configuration file
awgur@4	55 # must present.
awgur@4	56 if not os.path.exists(os.path.dirname(config.SQLITE_PATH)):
awgur@7	57 raise Exception(
awgur@7	58 """
awgur@7	59 Required configuration file is not present!
awgur@7	60 Please run setup.py first!"""
awgur@7	61 )
awgur@4	62
awgur@4	63 from pgAdmin4 import app as application
awgur@4	64 prepLogger()
awgur@4	65 log = logging.getLogger()
awgur@4	66
awgur@7	67 waitress.serve(application, host='0.0.0.0', port=44000)