Annotate

core/hostmanager.lua @ 2445:9806fac994f8

mod_posix: Lock pidfile when in use, shut down if we can't write or lock the pidfile
author Matthew Wild <mwild1@gmail.com>
date Sun, 10 Jan 2010 23:49:38 +0000
parent 2420:6ccd36a95a81
child 2536:922e6e84d0bf
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1 -- Prosody IM
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2 -- Copyright (C) 2008-2009 Matthew Wild
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3 -- Copyright (C) 2008-2009 Waqas Hussain
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4 --
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5 -- This project is MIT/X11 licensed. Please see the
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6 -- COPYING file in the source package for more information.
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7 --
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8
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9 local ssl = ssl
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10
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11 local hosts = hosts;
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12 local configmanager = require "core.configmanager";
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13 local eventmanager = require "core.eventmanager";
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14 local modulemanager = require "core.modulemanager";
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15 local events_new = require "util.events".new;
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17 local uuid_gen = require "util.uuid".generate;
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19 if not _G.prosody.incoming_s2s then
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20 require "core.s2smanager";
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21 end
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22 local incoming_s2s = _G.prosody.incoming_s2s;
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24 -- These are the defaults if not overridden in the config
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25 local default_ssl_ctx = { mode = "client", protocol = "sslv23", capath = "/etc/ssl/certs", verify = "none", options = "no_sslv2"; };
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26 local default_ssl_ctx_in = { mode = "server", protocol = "sslv23", capath = "/etc/ssl/certs", verify = "none", options = "no_sslv2"; };
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28 local log = require "util.logger".init("hostmanager");
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29
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30 local pairs, setmetatable = pairs, setmetatable;
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32 module "hostmanager"
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33
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34 local hosts_loaded_once;
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35
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36 local function load_enabled_hosts(config)
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37 local defined_hosts = config or configmanager.getconfig();
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38
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39 for host, host_config in pairs(defined_hosts) do
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40 if host ~= "*" and (host_config.core.enabled == nil or host_config.core.enabled) and not host_config.core.component_module then
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41 activate(host, host_config);
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42 end
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43 end
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44 eventmanager.fire_event("hosts-activated", defined_hosts);
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45 hosts_loaded_once = true;
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46 end
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47
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48 eventmanager.add_event_hook("server-starting", load_enabled_hosts);
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50 function activate(host, host_config)
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51 hosts[host] = {type = "local", connected = true, sessions = {},
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52 host = host, s2sout = {}, events = events_new(),
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53 disallow_s2s = configmanager.get(host, "core", "disallow_s2s")
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54 or (configmanager.get(host, "core", "anonymous_login")
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55 and (configmanager.get(host, "core", "disallow_s2s") ~= false));
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56 dialback_secret = configmanager.get(host, "core", "dialback_secret") or uuid_gen();
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57 };
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58 for option_name in pairs(host_config.core) do
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59 if option_name:match("_ports$") then
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60 log("warn", "%s: Option '%s' has no effect for virtual hosts - put it in global Host \"*\" instead", host, option_name);
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61 end
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62 end
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63
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64 if ssl then
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65 local ssl_config = host_config.core.ssl or configmanager.get("*", "core", "ssl");
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66 if ssl_config then
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67 hosts[host].ssl_ctx = ssl.newcontext(setmetatable(ssl_config, { __index = default_ssl_ctx }));
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68 hosts[host].ssl_ctx_in = ssl.newcontext(setmetatable(ssl_config, { __index = default_ssl_ctx_in }));
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69 end
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70 end
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71
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72 log((hosts_loaded_once and "info") or "debug", "Activated host: %s", host);
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73 eventmanager.fire_event("host-activated", host, host_config);
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74 end
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75
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76 function deactivate(host, reason)
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77 local host_session = hosts[host];
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78 log("info", "Deactivating host: %s", host);
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79 eventmanager.fire_event("host-deactivating", host, host_session);
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80
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81 reason = reason or { condition = "host-gone", text = "This server has stopped serving "..host };
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82
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83 -- Disconnect local users, s2s connections
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84 if host_session.sessions then
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85 for username, user in pairs(host_session.sessions) do
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86 for resource, session in pairs(user.sessions) do
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87 log("debug", "Closing connection for %s@%s/%s", username, host, resource);
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88 session:close(reason);
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89 end
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90 end
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91 end
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92 if host_session.s2sout then
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93 for remotehost, session in pairs(host_session.s2sout) do
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94 if session.close then
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95 log("debug", "Closing outgoing connection to %s", remotehost);
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96 if session.srv_hosts then session.srv_hosts = nil; end
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97 session:close(reason);
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98 end
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99 end
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100 end
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101 for remote_session in pairs(incoming_s2s) do
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102 if remote_session.to_host == host then
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103 log("debug", "Closing incoming connection from %s", remote_session.from_host or "<unknown>");
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104 remote_session:close(reason);
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105 end
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106 end
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108 if host_session.modules then
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109 for module in pairs(host_session.modules) do
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110 modulemanager.unload(host, module);
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111 end
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112 end
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113
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114 hosts[host] = nil;
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115 eventmanager.fire_event("host-deactivated", host);
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116 log("info", "Deactivated host: %s", host);
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117 end
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118
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119 function getconfig(name)
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120 end
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121
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122 return _M;