2 local multitable = require "util.multitable";
3 local fire_event = prosody.events.fire_event;
7 local default_interfaces = { "*" };
8 local default_local_interfaces = { "127.0.0.1" };
9 if config.get("*", "use_ipv6") then
10 table.insert(default_interfaces, "::");
11 table.insert(default_local_interfaces, "::1");
16 -- service_name -> { service_info, ... }
17 local services = setmetatable({}, { __index = function (t, k) rawset(t, k, {}); return rawget(t, k); end });
19 -- service_name, interface (string), port (number)
20 local active_services = multitable.new();
24 local function error_to_friendly_message(service_name, port, err)
25 local friendly_message = err;
26 if err:match(" in use") then
27 -- FIXME: Use service_name here
28 if port == 5222 or port == 5223 or port == 5269 then
29 friendly_message = "check that Prosody or another XMPP server is "
30 .."not already running and using this port";
31 elseif port == 80 or port == 81 then
32 friendly_message = "check that a HTTP server is not already using "
34 elseif port == 5280 then
35 friendly_message = "check that Prosody or a BOSH connection manager "
36 .."is not already running";
38 friendly_message = "this port is in use by another application";
40 elseif err:match("permission") then
41 friendly_message = "Prosody does not have sufficient privileges to use this port";
42 elseif err == "no ssl context" then
43 if not config.get("*", "core", "ssl") then
44 friendly_message = "there is no 'ssl' config under Host \"*\" which is "
45 .."require for legacy SSL ports";
47 friendly_message = "initializing SSL support failed, see previous log entries";
50 return friendly_message;
53 module("portmanager", package.seeall);
57 function activate_service(service_name)
58 local service_info = services[service_name][1];
59 if not service_info then
60 return nil, "Unknown service: "..service_name;
63 local bind_interfaces = set.new(config.get("*", service_name.."_interfaces")
64 or config.get("*", service_name.."_interface") -- COMPAT w/pre-0.9
65 or (service_info.private and default_local_interfaces)
66 or config.get("*", "interfaces")
67 or config.get("*", "interface") -- COMPAT w/pre-0.9
68 or service_info.default_interface -- COMPAT w/pre0.9
69 or default_interfaces);
71 local bind_ports = set.new(config.get("*", service_name.."_ports")
72 or (service_info.multiplex and config.get("*", "ports"))
73 or service_info.default_ports
74 or {service_info.default_port});
76 local listener = service_info.listener;
77 local mode = listener.default_mode or "*a";
79 if service_info.encryption == "ssl" then
80 ssl = prosody.global_ssl_ctx;
82 return nil, "global-ssl-context-required";
86 for interface in bind_interfaces do
87 for port in bind_ports do
88 if not service_info.multiplex and #active_services:search(nil, interface, port) > 0 then
89 log("error", "Multiple services configured to listen on the same port: %s, %s", table.concat(active_services:search(nil, interface, port), ", "), service_name);
91 local handler, err = server.addserver(interface, port, listener, mode, ssl);
93 log("error", "Failed to open server port %d on %s, %s", port, interface, error_to_friendly_message(service_name, port, err));
95 log("debug", "Added listening service %s to [%s]:%d", service_name, interface, port);
96 active_services:add(service_name, interface, port, {
98 service = service_info;
104 log("info", "Activated service '%s'", service_name);
108 function deactivate(service_name)
109 local active = active_services:search(service_name)[1];
110 if not active then return; end
111 for interface, ports in pairs(active) do
112 for port, active_service in pairs(ports) do
113 active_service:close();
114 active_services:remove(service_name, interface, port, active_service);
115 log("debug", "Removed listening service %s from [%s]:%d", service_name, interface, port);
118 log("info", "Deactivated service '%s'", service_name);
121 function register_service(service_name, service_info)
122 table.insert(services[service_name], service_info);
124 if not active_services:get(service_name) then
125 log("debug", "No active service for %s, activating...", service_name);
126 local ok, err = activate_service(service_name);
128 log("error", "Failed to activate service '%s': %s", service_name, err or "unknown error");
132 fire_event("service-added", { name = service_name, service = service_info });
136 function unregister_service(service_name, service_info)
137 local service_info_list = services[service_name];
138 for i, service in ipairs(service_info_list) do
139 if service == service_info then
140 table.remove(service_info_list, i);
143 if active_services[service_name] == service_info then
144 deactivate(service_name);
145 if #service_info_list > 0 then -- Other services registered with this name
146 activate(service_name); -- Re-activate with the next available one
151 function get_service(service_name)
152 return services[service_name];
155 function get_active_services(...)
156 return active_services;