def main():
# Set null device file path to stdout, stdin, stderr if they are None
for _name in ('stdin', 'stdout', 'stderr'):
if getattr(sys, _name) is None:
setattr(sys, _name,
open(os.devnull, 'r' if _name == 'stdin' else 'w'))
# Build Javascript files when DEBUG
if config.DEBUG:
from pgadmin.utils.javascript.javascript_bundler import \
JavascriptBundler, JsState
app.debug = True
javascriptBundler = JavascriptBundler()
javascriptBundler.bundle()
if javascriptBundler.report() == JsState.NONE:
app.logger.error(
"Unable to generate javascript.\n"
"To run the app ensure that yarn install command runs "
"successfully")
raise Exception("No generated javascript, aborting")
# Output a startup message if we're not under the runtime and startup.
# If we're under WSGI, we don't need to worry about this
if not app.PGADMIN_RUNTIME:
print("Starting %s. Please navigate to http://%s:%d in your browser." %
(config.APP_NAME, config.DEFAULT_SERVER,
config.EFFECTIVE_SERVER_PORT))
sys.stdout.flush()
else:
# For unknown reason the Qt runtime does not pass the environment
# variables (i.e. PYTHONHOME, and PYTHONPATH), to the Python
# sub-processes, leading to failures executing background processes.
#
# This has been observed only on windows. On *nix systems, it is likely
# picking the system python environment, which is good enough to run
# the process-executor.
#
# Setting PYTHONHOME launch them properly.
from pgadmin.utils import IS_WIN
if IS_WIN:
os.environ['PYTHONHOME'] = sys.prefix
# Initialize Flask service only once
# If `WERKZEUG_RUN_MAIN` is None, i.e: app is initializing for first time
# so set `use_reloader` = False, thus reload won't call.
# Reference:
# https://github.com/pallets/werkzeug/issues/220#issuecomment-11176538
try:
app.run(
host=config.DEFAULT_SERVER,
port=config.EFFECTIVE_SERVER_PORT,
use_reloader=((not app.PGADMIN_RUNTIME) and app.debug
and os.environ.get("WERKZEUG_RUN_MAIN") is not None),
threaded=config.THREADED_MODE)
except IOError:
app.logger.error("Error starting the app server: %s", sys.exc_info())
javascriptBundler.bundle()
# Create the app!
app = create_app()
if config.SERVER_MODE:
app.wsgi_app = ReverseProxied(app.wsgi_app)
if config.DEBUG:
app.debug = True
else:
app.debug = False
# respond to JS
if config.DEBUG:
if javascriptBundler.report() == JsState.NONE:
app.logger.error("Unable to generate javascript")
app.logger.error(
"To run the app ensure that yarn install command runs successfully"
)
raise Exception("No generated javascript, aborting")
# Start the web server. The port number should have already been set by the
# runtime if we're running in desktop mode, otherwise we'll just use the
# Flask default.
PGADMIN_RUNTIME = False
if 'PGADMIN_PORT' in globals():
app.logger.debug('Running under the desktop runtime, port: %s',
globals()['PGADMIN_PORT'])
server_port = int(globals()['PGADMIN_PORT'])
PGADMIN_RUNTIME = True
javascriptBundler = JavascriptBundler()
javascriptBundler.bundle()
# Create the app!
app = create_app()
if config.SERVER_MODE:
app.wsgi_app = ReverseProxied(app.wsgi_app)
if config.DEBUG:
app.debug = True
else:
app.debug = False
# respond to JS
if config.DEBUG and javascriptBundler.report() == JsState.NONE:
app.logger.error(
"Unable to generate javascript.\n"
"To run the app ensure that yarn install command runs successfully")
raise Exception("No generated javascript, aborting")
# Start the web server. The port number should have already been set by the
# runtime if we're running in desktop mode, otherwise we'll just use the
# Flask default.
PGADMIN_RUNTIME = False
if 'PGADMIN_INT_PORT' in globals():
app.logger.debug('Running under the desktop runtime, port: %s',
globals()['PGADMIN_INT_PORT'])
server_port = int(globals()['PGADMIN_INT_PORT'])
PGADMIN_RUNTIME = True
elif 'PGADMIN_INT_PORT' in os.environ: