3 import sys, os, getopt, logging
5 import ashd.scgi, ashd.serve
8 out.write("usage: scgi-wsgi [-hAL] [-p MODPATH] [-T [HOST:]PORT] HANDLER-MODULE [ARGS...]\n")
11 modwsgi_compat = False
13 opts, args = getopt.getopt(sys.argv[1:], "+hALp:T:")
23 sk = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
24 sk.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
27 bindhost = "localhost"
31 bindport = int(a[p + 1:])
32 sk.bind((bindhost, bindport))
40 logging.basicConfig(format="scgi-wsgi(%(name)s): %(levelname)s: %(message)s")
43 # This is suboptimal, since the socket on stdin is not necessarily
44 # AF_UNIX, but Python does not seem to offer any way around it,
46 sk = socket.fromfd(0, socket.AF_UNIX, socket.SOCK_STREAM)
49 handlermod = __import__(args[0], fromlist = ["dummy"])
50 except ImportError, exc:
51 sys.stderr.write("scgi-wsgi: handler %s not found: %s\n" % (args[0], exc.message))
53 if not modwsgi_compat:
54 if not hasattr(handlermod, "wmain"):
55 sys.stderr.write("scgi-wsgi: handler %s has no `wmain' function\n" % args[0])
57 handler = handlermod.wmain(*args[1:])
59 if not hasattr(handlermod, "application"):
60 sys.stderr.write("scgi-wsgi: handler %s has no `application' object\n" % args[0])
62 handler = handlermod.application
66 env["wsgi.version"] = 1, 0
67 if "HTTP_X_ASH_PROTOCOL" in env:
68 env["wsgi.url_scheme"] = env["HTTP_X_ASH_PROTOCOL"]
70 env["wsgi.url_scheme"] = "https"
72 env["wsgi.url_scheme"] = "http"
73 env["wsgi.input"] = sk
74 env["wsgi.errors"] = sys.stderr
75 env["wsgi.multithread"] = True
76 env["wsgi.multiprocess"] = False
77 env["wsgi.run_once"] = False
80 class reqthread(ashd.serve.wsgithread):
81 def __init__(self, sk):
82 super(reqthread, self).__init__()
84 self.sk = self.bsk.makefile("r+")
87 return handler(self.env, self.startreq)
89 def writehead(self, status, headers):
91 self.sk.write("Status: %s\n" % status)
92 for nm, val in headers:
93 self.sk.write("%s: %s\n" % (nm, val))
96 raise ashd.serve.closed()
98 def writedata(self, data):
103 raise ashd.serve.closed()
106 head = ashd.scgi.readhead(self.sk)
107 self.env = mkenv(head, self.sk)
108 super(reqthread, self).handle()
112 super(reqthread, self).run()
118 nsk, addr = sk.accept()
120 reqthread(nsk).start()