initial commit

gaehandler.py

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+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+"""
+This file is part of the web2py Web Framework
+Copyrighted by Massimo Di Pierro <mdipierro@cs.depaul.edu>
+License: LGPLv3 (http://www.gnu.org/licenses/lgpl.html)
+"""
+
+##############################################################################
+# Configuration parameters for Google App Engine
+##############################################################################
+LOG_STATS = False      # web2py level log statistics
+APPSTATS = True         # GAE level usage statistics and profiling
+DEBUG = False          # debug mode
+#
+# Read more about APPSTATS here
+#   http://googleappengine.blogspot.com/2010/03/easy-performance-profiling-with.html
+# can be accessed from:
+#   http://localhost:8080/_ah/stats
+##############################################################################
+# All tricks in this file developed by Robin Bhattacharyya
+##############################################################################
+
+
+import time
+import os
+import sys
+import logging
+import cPickle
+import pickle
+import wsgiref.handlers
+import datetime
+
+path = os.path.dirname(os.path.abspath(__file__))
+sys.path = [path]+[p for p in sys.path if not p==path]
+
+sys.modules['cPickle'] = sys.modules['pickle']
+
+
+from gluon.settings import global_settings
+from google.appengine.ext import webapp
+from google.appengine.ext.webapp.util import run_wsgi_app
+
+
+global_settings.web2py_runtime_gae = True
+global_settings.db_sessions = True
+if os.environ.get('SERVER_SOFTWARE', '').startswith('Devel'):
+    (global_settings.web2py_runtime, DEBUG) = \
+        ('gae:development', True)
+else:
+    (global_settings.web2py_runtime, DEBUG) = \
+        ('gae:production', False)
+
+
+import gluon.main
+
+
+def log_stats(fun):
+    """Function that will act as a decorator to make logging"""
+    def newfun(env, res):
+        """Log the execution time of the passed function"""
+        timer = lambda t: (t.time(), t.clock())
+        (t0, c0) = timer(time)
+        executed_function = fun(env, res)
+        (t1, c1) = timer(time)
+        log_info = """**** Request: %.2fms/%.2fms (real time/cpu time)"""
+        log_info = log_info % ((t1 - t0) * 1000, (c1 - c0) * 1000)
+        logging.info(log_info)
+        return executed_function
+    return newfun
+
+
+logging.basicConfig(level=logging.INFO)
+
+
+def wsgiapp(env, res):
+    """Return the wsgiapp"""
+    env['PATH_INFO'] = env['PATH_INFO'].encode('utf8')
+
+    #this deals with a problem where GAE development server seems to forget
+    # the path between requests
+    if global_settings.web2py_runtime == 'gae:development':
+        gluon.admin.create_missing_folders()
+
+    return gluon.main.wsgibase(env, res)
+
+
+if LOG_STATS or DEBUG:
+    wsgiapp = log_stats(wsgiapp)
+
+def main():
+    """Run the wsgi app"""
+    run_wsgi_app(wsgiapp)
+
+if __name__ == '__main__':
+    main()
+