wsgi: UNIX socket address was trimmed in "wsgi starting" log; Thanks to Ihar Hrachyshka

For UNIX sockets, getsockname() returns a string, not a 2-tuple, that
represents the file path that is assigned to it. That's why we need a
special handling for the socket type.

https://github.com/eventlet/eventlet/issues/235

AUTHORS

@@ -120,3 +120,4 @@ Thanks To
 * Tim Simmons, Use _socket_nodns and select in dnspython support
 * Antonio Cuni, fix fd double close on PyPy
 * Seyeong Kim
+* Ihar Hrachyshka

eventlet/wsgi.py

@@ -711,6 +711,24 @@ except ImportError:
     ACCEPT_ERRNO = set((errno.EPIPE, errno.EBADF, errno.ECONNRESET))
 
 
+def socket_repr(sock):
+    scheme = 'http'
+    if hasattr(sock, 'do_handshake'):
+        scheme = 'https'
+
+    name = sock.getsockname()
+    if sock.family == socket.AF_INET:
+        hier_part = '//{0}:{1}'.format(*name)
+    elif sock.family == socket.AF_INET6:
+        hier_part = '//[{0}]:{1}'.format(*name[:2])
+    elif sock.family == socket.AF_UNIX:
+        hier_part = name
+    else:
+        hier_part = repr(name)
+
+    return scheme + ':' + hier_part
+
+
 def server(sock, site,
            log=None,
            environ=None,
@@ -805,19 +823,8 @@ def server(sock, site,
     else:
         pool = greenpool.GreenPool(max_size)
     try:
-        host, port = sock.getsockname()[:2]
-        port = ':%s' % (port, )
-        if hasattr(sock, 'do_handshake'):
-            scheme = 'https'
-            if port == ':443':
-                port = ''
-        else:
-            scheme = 'http'
-            if port == ':80':
-                port = ''
-
-        serv.log.info("(%s) wsgi starting up on %s://%s%s/" % (
-            serv.pid, scheme, host, port))
+        serv.log.info("(%s) wsgi starting up on %s" % (
+            serv.pid, socket_repr(sock)))
         while is_accepting:
             try:
                 client_socket = sock.accept()

tests/wsgi_test.py

@@ -2,9 +2,11 @@ import cgi
 import collections
 import errno
 import os
+import shutil
 import signal
 import socket
 import sys
+import tempfile
 import traceback
 import unittest
 
@@ -1488,6 +1490,20 @@ class TestHttpd(_TestBase):
         self.assertEqual(result.headers_lower[random_case_header[0].lower()], random_case_header[1])
         self.assertEqual(result.headers_original[random_case_header[0]], random_case_header[1])
 
+    def test_log_unix_address(self):
+        tempdir = tempfile.mkdtemp('eventlet_test_log_unix_address')
+        path = ''
+        try:
+            sock = eventlet.listen(tempdir + '/socket', socket.AF_UNIX)
+            path = sock.getsockname()
+
+            log = six.StringIO()
+            self.spawn_server(sock=sock, log=log)
+            eventlet.sleep(0)  # need to enter server loop
+            assert 'http:' + path in log.getvalue()
+        finally:
+            shutil.rmtree(tempdir)
+
 
 def read_headers(sock):
     fd = sock.makefile('rb')