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<title>[14748] twext/trunk/twext/internet</title>
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<dl class="meta">
<dt>Revision</dt> <dd><a href="http://trac.calendarserver.org//changeset/14748">14748</a></dd>
<dt>Author</dt> <dd>sagen@apple.com</dd>
<dt>Date</dt> <dd>2015-05-04 20:33:50 -0700 (Mon, 04 May 2015)</dd>
</dl>
<h3>Log Message</h3>
<pre>Starting work on unix domain socket file support</pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#twexttrunktwextinternetsendfdportpy">twext/trunk/twext/internet/sendfdport.py</a></li>
</ul>
<h3>Added Paths</h3>
<ul>
<li><a href="#twexttrunktwextinternetsocketfilepy">twext/trunk/twext/internet/socketfile.py</a></li>
</ul>
</div>
<div id="patch">
<h3>Diff</h3>
<a id="twexttrunktwextinternetsendfdportpy"></a>
<div class="modfile"><h4>Modified: twext/trunk/twext/internet/sendfdport.py (14747 => 14748)</h4>
<pre class="diff"><span>
<span class="info">--- twext/trunk/twext/internet/sendfdport.py        2015-05-05 03:20:10 UTC (rev 14747)
+++ twext/trunk/twext/internet/sendfdport.py        2015-05-05 03:33:50 UTC (rev 14748)
</span><span class="lines">@@ -511,6 +511,9 @@
</span><span class="cx"> peeraddr = skt.getpeername()
</span><span class="cx"> except SocketError:
</span><span class="cx"> peeraddr = ('0.0.0.0', 0)
</span><ins>+ # FIXME: when using UNIX Domain sockets, peeraddr = ""
+ if not peeraddr:
+ peeraddr = ('0.0.0.0', 0)
</ins><span class="cx"> protocol = self.protocolFactory.buildProtocol(peeraddr)
</span><span class="cx"> transport = self.transportFactory(skt, peeraddr,
</span><span class="cx"> description, protocol)
</span></span></pre></div>
<a id="twexttrunktwextinternetsocketfilepy"></a>
<div class="addfile"><h4>Added: twext/trunk/twext/internet/socketfile.py (0 => 14748)</h4>
<pre class="diff"><span>
<span class="info">--- twext/trunk/twext/internet/socketfile.py         (rev 0)
+++ twext/trunk/twext/internet/socketfile.py        2015-05-05 03:33:50 UTC (rev 14748)
</span><span class="lines">@@ -0,0 +1,116 @@
</span><ins>+##
+# Copyright (c) 2015 Apple Inc. All rights reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+##
+
+"""
+Socket file implementation for MaxAccept
+"""
+
+__all__ = [
+ "MaxAcceptSocketFileServer",
+]
+
+
+from twisted.application import service
+from twisted.internet import endpoints
+from twisted.internet.defer import succeed, inlineCallbacks
+
+from twext.python.log import Logger
+
+log = Logger()
+
+
+
+# class MaxAcceptPortMixin(object):
+# """
+# Mixin for resetting maxAccepts.
+# """
+# def doRead(self):
+# self.numberAccepts = min(
+# self.factory.maxRequests - self.factory.outstandingRequests,
+# self.factory.maxAccepts
+# )
+# tcp.Port.doRead(self)
+
+
+
+# class MaxAcceptTCPPort(MaxAcceptPortMixin, tcp.Port):
+# """
+# Use for non-inheriting tcp ports.
+# """
+
+
+
+
+
+
+
+def _allConnectionsClosed(protocolFactory):
+ """
+ Check to see if protocolFactory implements allConnectionsClosed( ) and
+ if so, call it. Otherwise, return immediately.
+ This allows graceful shutdown by waiting for all requests to be completed.
+
+ @param protocolFactory: (usually) an HTTPFactory implementing
+ allConnectionsClosed which returns a Deferred which fires when all
+ connections are closed.
+
+ @return: A Deferred firing None when all connections are closed, or
+ immediately if the given factory does not track its connections (e.g.
+ InheritingProtocolFactory)
+ """
+ if hasattr(protocolFactory, "allConnectionsClosed"):
+ return protocolFactory.allConnectionsClosed()
+ return succeed(None)
+
+
+
+
+class MaxAcceptSocketFileServer(service.Service):
+ """
+ Socket File server
+
+ @ivar myPort: When running, this is set to the L{IListeningPort} being
+ managed by this service.
+ """
+
+ def __init__(self, protocolFactory, address, backlog=None):
+ self.protocolFactory = protocolFactory
+ self.protocolFactory.myServer = self
+ self.address = address
+ self.backlog = backlog
+ self.myPort = None
+
+
+ @inlineCallbacks
+ def startService(self):
+ from twisted.internet import reactor
+ endpoint = endpoints.UNIXServerEndpoint(
+ reactor, self.address, backlog=self.backlog,
+ )
+ self.myPort = yield endpoint.listen(self.protocolFactory)
+
+
+ @inlineCallbacks
+ def stopService(self):
+ """
+ Wait for outstanding requests to finish
+
+ @return: a Deferred which fires when all outstanding requests are
+ complete
+ """
+ if self.myPort is not None:
+ yield self.myPort.stopListening()
+ yield _allConnectionsClosed(self.protocolFactory)
</ins></span></pre>
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