prosody
176b7f4e4ac9
plugins/mod_http.lua

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plugins/mod_http.lua @ 8232:176b7f4e4ac9

mod_c2s: Iterate over child tags instead of child nodes in stream error (fixes traceback from #987)
author Kim Alvefur <zash@zash.se>
date Wed, 13 Sep 2017 18:18:57 +0200
parent 7580:588ed6451984
child 7581:01d0d466d7be
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 -- Prosody IM
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2 -- Copyright (C) 2008-2012 Matthew Wild
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3 -- Copyright (C) 2008-2012 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 module:set_global();
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10 module:depends("http_errors");
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11
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12 local portmanager = require "core.portmanager";
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13 local moduleapi = require "core.moduleapi";
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14 local url_parse = require "socket.url".parse;
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15 local url_build = require "socket.url".build;
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16
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17 local server = require "net.http.server";
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18
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19 server.set_default_host(module:get_option_string("http_default_host"));
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20
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21 server.set_option("body_size_limit", module:get_option_number("http_max_content_size"));
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22 server.set_option("buffer_size_limit", module:get_option_number("http_max_buffer_size"));
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23
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24 local function normalize_path(path)
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25 if path:sub(-1,-1) == "/" then path = path:sub(1, -2); end
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26 if path:sub(1,1) ~= "/" then path = "/"..path; end
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27 return path;
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28 end
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29
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30 local function get_http_event(host, app_path, key)
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31 local method, path = key:match("^(%S+)%s+(.+)$");
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32 if not method then -- No path specified, default to "" (base path)
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33 method, path = key, "";
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34 end
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35 if method:sub(1,1) == "/" then
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36 return nil;
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37 end
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38 if app_path == "/" and path:sub(1,1) == "/" then
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39 app_path = "";
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40 end
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41 return method:upper().." "..host..app_path..path;
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42 end
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43
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44 local function get_base_path(host_module, app_name, default_app_path)
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45 return (normalize_path(host_module:get_option("http_paths", {})[app_name] -- Host
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46 or module:get_option("http_paths", {})[app_name] -- Global
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47 or default_app_path)) -- Default
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48 :gsub("%$(%w+)", { host = host_module.host });
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49 end
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50
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51 local ports_by_scheme = { http = 80, https = 443, };
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52
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53 -- Helper to deduce a module's external URL
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54 function moduleapi.http_url(module, app_name, default_path)
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55 app_name = app_name or (module.name:gsub("^http_", ""));
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56 local external_url = url_parse(module:get_option_string("http_external_url")) or {};
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57 if external_url.scheme and external_url.port == nil then
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58 external_url.port = ports_by_scheme[external_url.scheme];
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59 end
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60 local services = portmanager.get_active_services();
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61 local http_services = services:get("https") or services:get("http") or {};
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62 for interface, ports in pairs(http_services) do
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63 for port, services in pairs(ports) do
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64 local url = {
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65 scheme = (external_url.scheme or services[1].service.name);
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66 host = (external_url.host or module:get_option_string("http_host", module.host));
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67 port = tonumber(external_url.port) or port or 80;
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68 path = normalize_path(external_url.path or "/")..
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69 (get_base_path(module, app_name, default_path or "/"..app_name):sub(2));
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70 }
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71 if ports_by_scheme[url.scheme] == url.port then url.port = nil end
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72 return url_build(url);
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73 end
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74 end
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75 module:log("warn", "No http ports enabled, can't generate an external URL");
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76 return "http://disabled.invalid/";
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77 end
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78
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79 function module.add_host(module)
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80 local host = module:get_option_string("http_host", module.host);
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81 local apps = {};
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82 module.environment.apps = apps;
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83 local function http_app_added(event)
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84 local app_name = event.item.name;
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85 local default_app_path = event.item.default_path or "/"..app_name;
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86 local app_path = get_base_path(module, app_name, default_app_path);
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87 if not app_name then
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88 -- TODO: Link to docs
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89 module:log("error", "HTTP app has no 'name', add one or use module:provides('http', app)");
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90 return;
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91 end
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92 apps[app_name] = apps[app_name] or {};
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93 local app_handlers = apps[app_name];
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94 for key, handler in pairs(event.item.route or {}) do
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95 local event_name = get_http_event(host, app_path, key);
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96 if event_name then
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97 if type(handler) ~= "function" then
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98 local data = handler;
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99 handler = function () return data; end
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100 elseif event_name:sub(-2, -1) == "/*" then
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101 local base_path_len = #event_name:match("/.+$");
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102 local _handler = handler;
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103 handler = function (event)
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104 local path = event.request.path:sub(base_path_len);
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105 return _handler(event, path);
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106 end;
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107 end
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108 if not app_handlers[event_name] then
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109 app_handlers[event_name] = handler;
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110 module:hook_object_event(server, event_name, handler);
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111 else
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112 module:log("warn", "App %s added handler twice for '%s', ignoring", app_name, event_name);
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113 end
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114 else
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115 module:log("error", "Invalid route in %s, %q. See http://prosody.im/doc/developers/http#routes", app_name, key);
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116 end
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117 end
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118 local services = portmanager.get_active_services();
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119 if services:get("https") or services:get("http") then
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120 module:log("debug", "Serving '%s' at %s", app_name, module:http_url(app_name, app_path));
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parents: 6596
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121 else
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parents: 6596
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122 module:log("warn", "Not listening on any ports, '%s' will be unreachable", app_name);
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parents: 6596
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123 end
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124 end
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parents: 4636
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125
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parents: 4636
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126 local function http_app_removed(event)
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127 local app_handlers = apps[event.item.name];
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128 apps[event.item.name] = nil;
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129 for event, handler in pairs(app_handlers) do
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4700e318add1 mod_http: Use module:hook/unhook_event_object() so that handlers get unregistered if mod_http is unloaded
Matthew Wild <mwild1@gmail.com>
parents: 4678
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130 module:unhook_object_event(server, event, handler);
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parents: 4636
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131 end
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41983ec223f0 mod_http: Include handlers of non-global modules.
Waqas Hussain <waqas20@gmail.com>
parents: 4635
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132 end
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133
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parents: 4636
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134 module:handle_items("http-provider", http_app_added, http_app_removed);
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3514338c59c3 net.http.server, mod_http: Support http_default_host config option to specify where to direct requests for unknown HTTP vhosts
Matthew Wild <mwild1@gmail.com>
parents: 4724
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135
3514338c59c3 net.http.server, mod_http: Support http_default_host config option to specify where to direct requests for unknown HTTP vhosts
Matthew Wild <mwild1@gmail.com>
parents: 4724
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136 server.add_host(host);
3514338c59c3 net.http.server, mod_http: Support http_default_host config option to specify where to direct requests for unknown HTTP vhosts
Matthew Wild <mwild1@gmail.com>
parents: 4724
diff changeset
137 function module.unload()
3514338c59c3 net.http.server, mod_http: Support http_default_host config option to specify where to direct requests for unknown HTTP vhosts
Matthew Wild <mwild1@gmail.com>
parents: 4724
diff changeset
138 server.remove_host(host);
3514338c59c3 net.http.server, mod_http: Support http_default_host config option to specify where to direct requests for unknown HTTP vhosts
Matthew Wild <mwild1@gmail.com>
parents: 4724
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139 end
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Waqas Hussain <waqas20@gmail.com>
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140 end
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parents:
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141
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Waqas Hussain <waqas20@gmail.com>
parents: 5093
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142 module:provides("net", {
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143 name = "http";
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Matthew Wild <mwild1@gmail.com>
parents: 4636
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144 listener = server.listener;
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145 default_port = 5280;
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146 multiplex = {
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147 pattern = "^[A-Z]";
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148 };
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parents:
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149 });
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Waqas Hussain <waqas20@gmail.com>
parents:
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150
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bcabea740c00 mod_{admin_telnet,c2s,component,http,net_multiplex,s2s}: Use module:provides() instead of module:add_item().
Waqas Hussain <waqas20@gmail.com>
parents: 5093
diff changeset
151 module:provides("net", {
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152 name = "https";
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parents: 4636
diff changeset
153 listener = server.listener;
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parents: 4636
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154 default_port = 5281;
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Waqas Hussain <waqas20@gmail.com>
parents:
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155 encryption = "ssl";
5427
199e7989f713 mod_http: disable ssl peer verification by default.
Marco Cirillo <maranda@lightwitch.org>
parents: 5374
diff changeset
156 ssl_config = { verify = "none" };
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Waqas Hussain <waqas20@gmail.com>
parents:
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157 multiplex = {
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parents:
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158 pattern = "^[A-Z]";
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parents:
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159 };
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parents:
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160 });