Added support for SCGI and AJP. This is a piece that was missed in [4897]. Refs

#3047.


git-svn-id: http://code.djangoproject.com/svn/django/trunk@4902 bcc190cf-cafb-0310-a4f2-bffc1f526a37

django/core/servers/fastcgi.py

@@ -1,5 +1,5 @@
 """
-FastCGI server that implements the WSGI protocol.
+FastCGI (or SCGI, or AJP1.3 ...) server that implements the WSGI protocol.
 
 Uses the flup python package: http://www.saddi.com/software/flup/
 
@@ -18,15 +18,16 @@ __version__ = "0.1"
 __all__ = ["runfastcgi"]
 
 FASTCGI_HELP = r"""runfcgi:
-  Run this project as a fastcgi application. To do this, the
-  flup package from http://www.saddi.com/software/flup/ is
-  required.
+  Run this project as a fastcgi (or some other protocol supported
+  by flup) application. To do this, the flup package from
+  http://www.saddi.com/software/flup/ is required.
 
 Usage:
    django-admin.py runfcgi --settings=yourproject.settings [fcgi settings]
    manage.py runfcgi [fcgi settings]
 
 Optional Fcgi settings: (setting=value)
+  protocol=PROTOCOL    fcgi, scgi, ajp, ... (default fcgi)
   host=HOSTNAME        hostname to listen on..
   port=PORTNUM         port to listen on.
   socket=FILE          UNIX socket to listen on.
@@ -45,8 +46,8 @@ Examples:
   (for webservers which spawn your processes for you)
     $ manage.py runfcgi method=threaded
 
-  Run a fastcgi server on a TCP host/port
-    $ manage.py runfcgi method=prefork host=127.0.0.1 port=8025
+  Run a scgi server on a TCP host/port
+    $ manage.py runfcgi protocol=scgi method=prefork host=127.0.0.1 port=8025
 
   Run a fastcgi server on a UNIX domain socket (posix platforms only)
     $ manage.py runfcgi method=prefork socket=/tmp/fcgi.sock
@@ -58,6 +59,7 @@ Examples:
 """
 
 FASTCGI_OPTIONS = {
+    'protocol': 'fcgi',
     'host': None,
     'port': None,
     'socket': None,
@@ -100,16 +102,17 @@ def runfastcgi(argset=[], **kwargs):
         print >> sys.stderr, "  installed flup, then make sure you have it in your PYTHONPATH."
         return False
 
+    flup_module = 'server.' + options['protocol']
+
     if options['method'] in ('prefork', 'fork'):
-        from flup.server.fcgi_fork import WSGIServer
         wsgi_opts = {
             'maxSpare': int(options["maxspare"]),
             'minSpare': int(options["minspare"]),
             'maxChildren': int(options["maxchildren"]),
             'maxRequests': int(options["maxrequests"]), 
         }
+        flup_module += '_fork'
     elif options['method'] in ('thread', 'threaded'):
-        from flup.server.fcgi import WSGIServer
         wsgi_opts = {
             'maxSpare': int(options["maxspare"]),
             'minSpare': int(options["minspare"]),
@@ -120,6 +123,12 @@ def runfastcgi(argset=[], **kwargs):
 
     wsgi_opts['debug'] = False # Turn off flup tracebacks
 
+    try:
+        WSGIServer = getattr(__import__('flup.' + flup_module, '', '', flup_module), 'WSGIServer')
+    except:
+        print "Can't import flup." + flup_module
+        return False
+
     # Prep up and go
     from django.core.handlers.wsgi import WSGIHandler