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https://github.com/pgadmin-org/pgadmin4.git
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d63b54610b
Turns out using the config file isn't a good idea if users copy config.py to config_local.py, as it prevents upgrades to the database. This has the added side-effect of simplifying future changes, as you only need to edit 2 files to modify the config DB now, not 3.
98 lines
3.5 KiB
Python
98 lines
3.5 KiB
Python
##########################################################################
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#
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# pgAdmin 4 - PostgreSQL Tools
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#
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# Copyright (C) 2013 - 2016, The pgAdmin Development Team
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# This software is released under the PostgreSQL Licence
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#
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##########################################################################
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"""This is the main application entry point for pgAdmin 4. If running on
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a webserver, this will provide the WSGI interface, otherwise, we're going
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to start a web server."""
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import os
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import sys
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# We need to include the root directory in sys.path to ensure that we can
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# find everything we need when running in the standalone runtime.
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root = os.path.dirname(os.path.realpath(__file__))
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if sys.path[0] != root:
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sys.path.insert(0, root)
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import config
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from pgadmin import create_app
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# Get the config database schema version. We store this in pgadmin.model
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# as it turns out that putting it in the config files isn't a great idea
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from pgadmin.model import SCHEMA_VERSION
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config.SETTINGS_SCHEMA_VERSION = SCHEMA_VERSION
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##########################################################################
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# Sanity checks
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##########################################################################
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# Check for local settings if running in server mode
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if config.SERVER_MODE is True:
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local_config = os.path.join(os.path.dirname(os.path.realpath(__file__)),
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'config_local.py')
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if not os.path.isfile(local_config):
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print("The configuration file %s does not exist.\n" % local_config)
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print("Before running this application, ensure that config_local.py has been created")
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print("and sets values for SECRET_KEY, SECURITY_PASSWORD_SALT and CSRF_SESSION_KEY")
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print("at bare minimum. See config.py for more information and a complete list of")
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print("settings. Exiting...")
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sys.exit(1)
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# Check if the database exists. If it does not, create it.
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if not os.path.isfile(config.SQLITE_PATH):
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setupfile = os.path.join(os.path.dirname(os.path.realpath(__file__)),
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'setup.py')
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exec (open(setupfile).read())
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##########################################################################
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# Server starup
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##########################################################################
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# Create the app!
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app = create_app()
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if config.DEBUG:
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app.debug = True
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else:
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app.debug = False
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# Start the web server. The port number should have already been set by the
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# runtime if we're running in desktop mode, otherwise we'll just use the
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# Flask default.
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PGADMIN_RUNTIME = False
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if 'PGADMIN_PORT' in globals():
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app.logger.debug('Running under the desktop runtime, port: %s',
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globals()['PGADMIN_PORT'])
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server_port = int(globals()['PGADMIN_PORT'])
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PGADMIN_RUNTIME = True
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else:
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app.logger.debug(
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'Not running under the desktop runtime, port: %s',
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config.DEFAULT_SERVER_PORT)
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server_port = config.DEFAULT_SERVER_PORT
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# Let the application save the status about the runtime for using it later.
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app.PGADMIN_RUNTIME = PGADMIN_RUNTIME
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# Output a startup message if we're not under the runtime
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if not PGADMIN_RUNTIME:
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print("Starting %s. Please navigate to http://localhost:%d in your browser." %
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(config.APP_NAME, server_port))
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sys.stdout.flush()
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try:
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app.run(
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host=config.DEFAULT_SERVER,
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port=server_port,
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use_reloader=((not PGADMIN_RUNTIME) and app.debug),
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threaded=config.THREADED_MODE
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)
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except IOError:
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app.logger.error("Error starting the app server: %s", sys.exc_info())
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