Add option to set socket connection timeout.

NEWS

 			irker history 
 
+Repostory head:
+  Add socket connection-timeout option.
+
 2.19: 2020-06-29
   Codebase is now fully forward-poerted to Python 3.
 

irkerd

@@ -280,7 +280,7 @@ class IRCServerConnection():
             LOG.warning(
                 'cannot check SSL/TLS hostname with Python %s' % sys.version)
 
-    def connect(self, target, nickname, username=None, realname=None,
+    def connect(self, target, nickname, username=None, realname=None, timeout=5.0,
                 **kwargs):
         LOG.debug("connect(server=%r, port=%r, nickname=%r, ...)" % (
             target.servername, target.port, nickname))
@@ -302,7 +302,9 @@ class IRCServerConnection():
                 self.socket = self._wrap_socket(
                     socket=self.socket, target=target, **kwargs)
             self.socket.bind(('', 0))
+            self.socket.settimeout(timeout)
             self.socket.connect((target.servername, target.port))
+            self.socket.settimeout(None)
         except socket.error as err:
             raise IRCServerConnectionError("Couldn't connect to socket: %s" % err)
 
@@ -987,6 +989,9 @@ if __name__ == '__main__':
     parser.add_argument(
         '-p', '--password', metavar='PASSWORD',
         help='NickServ password')
+    parser.add_argument(
+        '-t', '--timeout', metavar='TIMEOUT', type=float, default=5.0,
+        help="connection timeout in seconds (default: 5.0)")
     parser.add_argument(
         '-i', '--immediate', metavar='IRC-URL',
         help=(
@@ -1019,6 +1024,7 @@ if __name__ == '__main__':
         password=args.password,
         cafile=args.ca_file,
         certfile=args.cert_file,
+        timeout=args.timeout,
         )
     LOG.info("irkerd version %s" % version)
     if args.immediate:

irkerd.xml

@@ -26,6 +26,7 @@
      <arg>-n <replaceable>nick</replaceable></arg>
      <arg>-p <replaceable>password</replaceable></arg>
      <arg>-i <replaceable>IRC-URL</replaceable></arg>
+     <arg>-t <replaceable>timeout</replaceable></arg>
      <arg>-V</arg>
      <arg>-h</arg>
      <arg choice='opt'><replaceable>message text</replaceable></arg>
@@ -184,6 +185,11 @@ password to be used. If given, this password is shipped to
 authenticate the nick on receipt of a welcome message.</para></listitem>
 </varlistentry>
 <varlistentry>
+<term>-t</term>
+<listitem><para>Takes a following value, setting the connection
+timeout for server-socket opens.</para></listitem>
+</varlistentry>
+<varlistentry>
 <term>-i</term>
 <listitem><para>Immediate mode, to be run in foreground. Takes a following
 following value interpreted as a channel URL. May take a second