Clean IPv6 support
This commit is contained in:
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d577661767
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13
config
13
config
@ -6,14 +6,11 @@
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# The current values are the default ones
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# The current values are the default ones
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[server]
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[server]
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# CalDAV server hostname, empty for all hostnames
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# CalDAV server hostnames separated by a comma
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# if you want to bind to multiple interfaces, seperate them with a comma
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# IPv4: address:port
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# NOTE: IPv6 adresses are configured to only allow IPv6 connections
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# IPv6: [address]:port
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# hence for binding to all IPv4 and IPv6 interfaces:
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# IPv6 adresses are configured to only allow IPv6 connections
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# host = ::, 0.0.0.0
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hosts = [::]:5232, 0.0.0.0:5232
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host =
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# CalDAV server port
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port = 5232
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# Daemon flag
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# Daemon flag
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daemon = False
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daemon = False
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# SSL flag, enable HTTPS protocol
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# SSL flag, enable HTTPS protocol
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73
radicale.py
73
radicale.py
@ -38,7 +38,8 @@ arguments.
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import os
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import os
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import sys
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import sys
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import optparse
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import optparse
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import threading, signal
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import signal
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import threading
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import radicale
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import radicale
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@ -56,13 +57,9 @@ parser.add_option(
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"-f", "--foreground", action="store_false", dest="daemon",
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"-f", "--foreground", action="store_false", dest="daemon",
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help="launch in foreground (opposite of --daemon)")
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help="launch in foreground (opposite of --daemon)")
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parser.add_option(
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parser.add_option(
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"-H", "--host",
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"-H", "--hosts",
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default=radicale.config.get("server", "host"),
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default=radicale.config.get("server", "hosts"),
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help="set server hostname")
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help="set server hostnames")
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parser.add_option(
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"-p", "--port", type="int",
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default=radicale.config.getint("server", "port"),
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help="set server port")
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parser.add_option(
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parser.add_option(
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"-s", "--ssl", action="store_true",
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"-s", "--ssl", action="store_true",
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default=radicale.config.getboolean("server", "ssl"),
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default=radicale.config.getboolean("server", "ssl"),
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@ -98,42 +95,36 @@ if options.daemon:
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sys.exit()
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sys.exit()
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sys.stdout = sys.stderr = open(os.devnull, "w")
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sys.stdout = sys.stderr = open(os.devnull, "w")
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def exit (servers):
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# Launch calendar servers
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"""Cleanly shutdown all servers.
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Might be called multiple times."""
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for s in servers:
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s.shutdown()
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# Launch calendar server
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server_class = radicale.HTTPSServer if options.ssl else radicale.HTTPServer
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servers = []
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servers = []
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threads = []
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server_class = radicale.HTTPSServer if options.ssl else radicale.HTTPServer
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for host in (x.strip() for x in options.host.split(',')):
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def exit():
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"""Cleanly shutdown servers."""
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while servers:
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servers.pop().shutdown()
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def serve_forever(server):
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"""Serve a server forever with no traceback on keyboard interrupts."""
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try:
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try:
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server = server_class(
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server.serve_forever()
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(host, options.port), radicale.CalendarHTTPHandler)
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servers.append(server)
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t = threading.Thread(target = server.serve_forever)
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threads.append(t)
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t.start()
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except:
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exit(servers)
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raise
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# clean exit on SIGTERM
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signal.signal(signal.SIGTERM, lambda *a: exit(servers))
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try:
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while threads:
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threads[0].join(1) # try one second
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if threading.active_count() <= len(threads):
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# at least one thread died -- exit all
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break
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except KeyboardInterrupt:
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except KeyboardInterrupt:
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# no unwanted traceback :)
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# No unwanted traceback
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pass
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pass
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finally:
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finally:
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exit(servers)
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exit()
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# Clean exit on SIGTERM
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signal.signal(signal.SIGTERM, lambda *_: exit())
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for host in options.hosts.split(','):
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address, port = host.strip().rsplit(':', 1)
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address, port = address.strip('[] '), int(port)
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servers.append(server_class((address, port), radicale.CalendarHTTPHandler))
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for server in servers[:-1]:
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# More servers to come, launch a new thread
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threading.Thread(target=serve_forever, args=(server,)).start()
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# Last server, no more thread
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serve_forever(servers[-1])
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@ -87,16 +87,16 @@ class HTTPServer(server.HTTPServer):
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# pylint: disable=W0231
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# pylint: disable=W0231
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def __init__(self, address, handler, bind_and_activate=True):
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def __init__(self, address, handler, bind_and_activate=True):
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"""Create server."""
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"""Create server."""
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self.use_ipv6 = ':' in address[0]
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ipv6 = ":" in address[0]
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if self.use_ipv6:
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if ipv6:
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self.address_family = socket.AF_INET6
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self.address_family = socket.AF_INET6
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# call superclass, but do NOT bind and activate, as we might change socketopts
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# Do not bind and activate, as we might change socketopts
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server.HTTPServer.__init__(self, address, handler, bind_and_activate = False)
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server.HTTPServer.__init__(self, address, handler, False)
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if self.use_ipv6:
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if ipv6:
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# only allow IPv6 connections to the IPv6 socket
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# Only allow IPv6 connections to the IPv6 socket
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self.socket.setsockopt(socket.IPPROTO_IPV6, socket.IPV6_V6ONLY, 1)
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self.socket.setsockopt(socket.IPPROTO_IPV6, socket.IPV6_V6ONLY, 1)
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if bind_and_activate:
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if bind_and_activate:
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@ -120,7 +120,7 @@ class HTTPSServer(HTTPServer):
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HTTPServer.__init__(self, address, handler, False)
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HTTPServer.__init__(self, address, handler, False)
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self.socket = ssl.wrap_socket(
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self.socket = ssl.wrap_socket(
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self.socket, # we can use this, it is not bound yet
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self.socket,
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server_side=True,
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server_side=True,
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certfile=config.get("server", "certificate"),
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certfile=config.get("server", "certificate"),
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keyfile=config.get("server", "key"),
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keyfile=config.get("server", "key"),
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@ -39,8 +39,7 @@ except ImportError:
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# Default configuration
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# Default configuration
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INITIAL_CONFIG = {
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INITIAL_CONFIG = {
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"server": {
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"server": {
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"host": "",
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"hosts": "[::]:5232, 0.0.0.0:5232",
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"port": "5232",
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"daemon": "False",
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"daemon": "False",
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"ssl": "False",
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"ssl": "False",
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"certificate": "/etc/apache2/ssl/server.crt",
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"certificate": "/etc/apache2/ssl/server.crt",
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