+def mkenv(head, sk):
+ try:
+ env = ashd.scgi.decodehead(head, "utf-8")
+ env["wsgi.uri_encoding"] = "utf-8"
+ except UnicodeError:
+ env = ashd.scgi.decodehead(head, "latin-1")
+ env["wsgi.uri_encoding"] = "latin-1"
+ env["wsgi.version"] = 1, 0
+ if "HTTP_X_ASH_PROTOCOL" in env:
+ env["wsgi.url_scheme"] = env["HTTP_X_ASH_PROTOCOL"]
+ elif "HTTPS" in env:
+ env["wsgi.url_scheme"] = "https"
+ else:
+ env["wsgi.url_scheme"] = "http"
+ env["wsgi.input"] = sk
+ env["wsgi.errors"] = sys.stderr
+ env["wsgi.multithread"] = True
+ env["wsgi.multiprocess"] = False
+ env["wsgi.run_once"] = False
+ return env
+
+def recode(thing):
+ if isinstance(thing, collections.ByteString):
+ return thing
+ else:
+ return str(thing).encode("latin-1")
+
+class reqthread(ashd.serve.wsgithread):
+ def __init__(self, sk):
+ super().__init__()
+ self.bsk = sk.dup()
+ self.sk = self.bsk.makefile("rwb")
+
+ def handlewsgi(self):
+ return handler(self.env, self.startreq)
+
+ def writehead(self, status, headers):
+ buf = bytearray()
+ buf += b"Status: " + recode(status) + b"\n"
+ for nm, val in headers:
+ buf += recode(nm) + b": " + recode(val) + b"\n"
+ buf += b"\n"
+ try:
+ self.sk.write(buf)
+ except IOError:
+ raise ashd.serve.closed()
+
+ def writedata(self, data):
+ try:
+ self.sk.write(data)
+ self.sk.flush()
+ except IOError:
+ raise ashd.serve.closed()
+
+ def handle(self):
+ head = ashd.scgi.readhead(self.sk)
+ self.env = mkenv(head, self.sk)
+ with ashd.perf.request(self.env) as reqevent:
+ super().handle()
+ if self.status:
+ reqevent.response([self.status, self.headers])
+
+ def run(self):
+ try:
+ super().run()
+ finally:
+ self.sk.close()
+ self.bsk.close()
+
+while True:
+ nsk, addr = sk.accept()
+ try:
+ reqthread(nsk).start()
+ finally:
+ nsk.close()