prosody
409ce7686c11
net/http.lua

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net/http.lua @ 11185:409ce7686c11

net.http: Add support for streaming chunked/large responses
author Matthew Wild <mwild1@gmail.com>
date Wed, 21 Oct 2020 10:40:11 +0100
parent 11068:988ddd57e851
child 11220:9b25eecde9e6
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 -- Prosody IM
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b7049746bd29 Update copyright headers for 2010
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2 -- Copyright (C) 2008-2010 Matthew Wild
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3 -- Copyright (C) 2008-2010 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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1777271a1ec0 net.http: Use base64 from util.encodings instead of luasocket
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9 local b64 = require "util.encodings".base64.encode;
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10 local url = require "socket.url"
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712dbe1a0146 net.http: Switch from util.httpstream to net.http.parser, introduces small but backwards-incompatible API changes - see http://prosody.im/doc/developers/http
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11 local httpstream_new = require "net.http.parser".new;
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84162b81c863 net.http, util.http: Move definitions of urlencode/decode and formencode/decode to util.http (possible to use them without unnecessary network-related dependencies)
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12 local util_http = require "util.http";
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13 local events = require "util.events";
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14 local verify_identity = require"util.x509".verify_identity;
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71d04bd6cadd net.http: Return a Promise if no callback is given
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15 local promise = require "util.promise";
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160308b4b384 net.http: use new net.http.errors lib for creating error object
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16 local http_errors = require "net.http.errors";
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17
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18 local basic_resolver = require "net.resolvers.basic";
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19 local connect = require "net.connect".connect;
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cbe9fa2d3787 net.http: Throw error when connecting to a http:// URL without LuaSec available
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20
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21 local ssl_available = pcall(require, "ssl");
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22
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23 local t_insert, t_concat = table.insert, table.concat;
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24 local pairs = pairs;
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25 local tonumber, tostring, traceback =
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26 tonumber, tostring, debug.traceback;
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27 local xpcall = require "util.xpcall".xpcall;
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28 local error = error
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1859edec2237 Protected call for HTTP request callbacks, to catch errors
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29
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30 local log = require "util.logger".init("http");
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31
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32 local _ENV = nil;
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33 -- luacheck: std none
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34
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35 local requests = {}; -- Open requests
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36
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37 local function make_id(req) return (tostring(req):match("%x+$")); end
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38
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39 local listener = { default_port = 80, default_mode = "*a" };
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40
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41 -- Request-related helper functions
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42 local function handleerr(err) log("error", "Traceback[http]: %s", traceback(tostring(err), 2)); return err; end
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43 local function log_if_failed(req, ret, ...)
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44 if not ret then
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45 log("error", "Request '%s': error in callback: %s", req.id, (...));
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46 if not req.suppress_errors then
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47 error(...);
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48 end
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49 end
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50 return ...;
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51 end
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52
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53 local function destroy_request(request)
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54 local conn = request.conn;
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55 if conn then
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56 request.conn = nil;
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57 conn:close()
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58 end
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59 end
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60
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61 local function cancel_request(request, reason)
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62 if request.callback then
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63 request.callback(reason or "cancelled", 0, request);
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64 request.callback = nil;
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65 end
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66 if request.conn then
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67 destroy_request(request);
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68 end
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69 end
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70
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71 local function request_reader(request, data, err)
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72 if not request.parser then
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73 local function error_cb(reason)
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74 if request.callback then
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75 request.callback(reason or "connection-closed", 0, request);
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76 request.callback = nil;
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77 end
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78 destroy_request(request);
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79 end
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80
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81 if not data then
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82 error_cb(err);
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83 return;
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84 end
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85
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86 local finalize_sink;
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87 local function success_cb(r)
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88 if r.partial then
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89 -- Request should be streamed
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90 log("debug", "Request '%s': partial response (%s%s)",
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91 request.id,
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92 r.chunked and "chunked, " or "",
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93 r.body_length and ("%d bytes"):format(r.body_length) or "unknown length"
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94 );
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95 if request.streaming_handler then
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96 log("debug", "Request '%s': Streaming via handler");
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97 r.body_sink, finalize_sink = request.streaming_handler(r);
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98 end
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99 return;
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100 elseif finalize_sink then
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101 log("debug", "Request '%s': Finalizing response stream");
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102 finalize_sink(r);
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103 end
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104 if request.callback then
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105 request.callback(r.body, r.code, r, request);
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106 request.callback = nil;
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107 end
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108 destroy_request(request);
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109 end
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110 local function options_cb()
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111 return request;
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112 end
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113 request.parser = httpstream_new(success_cb, error_cb, "client", options_cb);
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114 end
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115 request.parser:feed(data);
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116 end
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117
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118 -- Connection listener callbacks
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119 function listener.onconnect(conn)
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120 local req = requests[conn];
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121
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122 -- Initialize request object
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123 req.write = function (...) return req.conn:write(...); end
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124 local callback = req.callback;
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125 req.callback = function (content, code, response, request)
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126 do
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127 local event = { http = req.http, url = req.url, request = req, response = response, content = content, code = code, callback = req.callback };
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128 req.http.events.fire_event("response", event);
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129 content, code, response = event.content, event.code, event.response;
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130 end
2bd2e94a0496 net.http: Refactor to use new net.connect API, brings support for async DNS
Matthew Wild <mwild1@gmail.com>
parents: 8535
diff changeset
131
2bd2e94a0496 net.http: Refactor to use new net.connect API, brings support for async DNS
Matthew Wild <mwild1@gmail.com>
parents: 8535
diff changeset
132 log("debug", "Request '%s': Calling callback, status %s", req.id, code or "---");
9562
acf74ad0b795 Many things: switch from hacky multi-arg xpcall implementations to a standard util.xpcall
Matthew Wild <mwild1@gmail.com>
parents: 8731
diff changeset
133 return log_if_failed(req.id, xpcall(callback, handleerr, content, code, response, request));
8551
2bd2e94a0496 net.http: Refactor to use new net.connect API, brings support for async DNS
Matthew Wild <mwild1@gmail.com>
parents: 8535
diff changeset
134 end
2bd2e94a0496 net.http: Refactor to use new net.connect API, brings support for async DNS
Matthew Wild <mwild1@gmail.com>
parents: 8535
diff changeset
135 req.reader = request_reader;
2bd2e94a0496 net.http: Refactor to use new net.connect API, brings support for async DNS
Matthew Wild <mwild1@gmail.com>
parents: 8535
diff changeset
136 req.state = "status";
11016
5176d9f727f6 net.http: Add request:cancel() method
Matthew Wild <mwild1@gmail.com>
parents: 11015
diff changeset
137 req.cancel = cancel_request;
8551
2bd2e94a0496 net.http: Refactor to use new net.connect API, brings support for async DNS
Matthew Wild <mwild1@gmail.com>
parents: 8535
diff changeset
138
2bd2e94a0496 net.http: Refactor to use new net.connect API, brings support for async DNS
Matthew Wild <mwild1@gmail.com>
parents: 8535
diff changeset
139 requests[req.conn] = req;
2bd2e94a0496 net.http: Refactor to use new net.connect API, brings support for async DNS
Matthew Wild <mwild1@gmail.com>
parents: 8535
diff changeset
140
8199
8f82d3cd0631 net.http: Validate HTTPS certificates (fixes #659)
Kim Alvefur <zash@zash.se>
parents: 8197
diff changeset
141 -- Validate certificate
8200
e92585ab4998 net.http: Add option for disabling TLS certifictate validation
Kim Alvefur <zash@zash.se>
parents: 8199
diff changeset
142 if not req.insecure and conn:ssl() then
8199
8f82d3cd0631 net.http: Validate HTTPS certificates (fixes #659)
Kim Alvefur <zash@zash.se>
parents: 8197
diff changeset
143 local sock = conn:socket();
8f82d3cd0631 net.http: Validate HTTPS certificates (fixes #659)
Kim Alvefur <zash@zash.se>
parents: 8197
diff changeset
144 local chain_valid = sock.getpeerverification and sock:getpeerverification();
8f82d3cd0631 net.http: Validate HTTPS certificates (fixes #659)
Kim Alvefur <zash@zash.se>
parents: 8197
diff changeset
145 if not chain_valid then
8f82d3cd0631 net.http: Validate HTTPS certificates (fixes #659)
Kim Alvefur <zash@zash.se>
parents: 8197
diff changeset
146 req.callback("certificate-chain-invalid", 0, req);
8f82d3cd0631 net.http: Validate HTTPS certificates (fixes #659)
Kim Alvefur <zash@zash.se>
parents: 8197
diff changeset
147 req.callback = nil;
8f82d3cd0631 net.http: Validate HTTPS certificates (fixes #659)
Kim Alvefur <zash@zash.se>
parents: 8197
diff changeset
148 conn:close();
8f82d3cd0631 net.http: Validate HTTPS certificates (fixes #659)
Kim Alvefur <zash@zash.se>
parents: 8197
diff changeset
149 return;
8f82d3cd0631 net.http: Validate HTTPS certificates (fixes #659)
Kim Alvefur <zash@zash.se>
parents: 8197
diff changeset
150 end
8f82d3cd0631 net.http: Validate HTTPS certificates (fixes #659)
Kim Alvefur <zash@zash.se>
parents: 8197
diff changeset
151 local cert = sock.getpeercertificate and sock:getpeercertificate();
8f82d3cd0631 net.http: Validate HTTPS certificates (fixes #659)
Kim Alvefur <zash@zash.se>
parents: 8197
diff changeset
152 if not cert or not verify_identity(req.host, false, cert) then
8f82d3cd0631 net.http: Validate HTTPS certificates (fixes #659)
Kim Alvefur <zash@zash.se>
parents: 8197
diff changeset
153 req.callback("certificate-verify-failed", 0, req);
8f82d3cd0631 net.http: Validate HTTPS certificates (fixes #659)
Kim Alvefur <zash@zash.se>
parents: 8197
diff changeset
154 req.callback = nil;
8f82d3cd0631 net.http: Validate HTTPS certificates (fixes #659)
Kim Alvefur <zash@zash.se>
parents: 8197
diff changeset
155 conn:close();
8f82d3cd0631 net.http: Validate HTTPS certificates (fixes #659)
Kim Alvefur <zash@zash.se>
parents: 8197
diff changeset
156 return;
8f82d3cd0631 net.http: Validate HTTPS certificates (fixes #659)
Kim Alvefur <zash@zash.se>
parents: 8197
diff changeset
157 end
8f82d3cd0631 net.http: Validate HTTPS certificates (fixes #659)
Kim Alvefur <zash@zash.se>
parents: 8197
diff changeset
158 end
8f82d3cd0631 net.http: Validate HTTPS certificates (fixes #659)
Kim Alvefur <zash@zash.se>
parents: 8197
diff changeset
159
4557
2abe4e541d52 net.http, httpclient_listener: Merge listener into net.http
Matthew Wild <mwild1@gmail.com>
parents: 4471
diff changeset
160 -- Send the request
2abe4e541d52 net.http, httpclient_listener: Merge listener into net.http
Matthew Wild <mwild1@gmail.com>
parents: 4471
diff changeset
161 local request_line = { req.method or "GET", " ", req.path, " HTTP/1.1\r\n" };
2abe4e541d52 net.http, httpclient_listener: Merge listener into net.http
Matthew Wild <mwild1@gmail.com>
parents: 4471
diff changeset
162 if req.query then
2abe4e541d52 net.http, httpclient_listener: Merge listener into net.http
Matthew Wild <mwild1@gmail.com>
parents: 4471
diff changeset
163 t_insert(request_line, 4, "?"..req.query);
2abe4e541d52 net.http, httpclient_listener: Merge listener into net.http
Matthew Wild <mwild1@gmail.com>
parents: 4471
diff changeset
164 end
5776
bd0ff8ae98a8 Remove all trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 5714
diff changeset
165
4557
2abe4e541d52 net.http, httpclient_listener: Merge listener into net.http
Matthew Wild <mwild1@gmail.com>
parents: 4471
diff changeset
166 conn:write(t_concat(request_line));
2abe4e541d52 net.http, httpclient_listener: Merge listener into net.http
Matthew Wild <mwild1@gmail.com>
parents: 4471
diff changeset
167 local t = { [2] = ": ", [4] = "\r\n" };
2abe4e541d52 net.http, httpclient_listener: Merge listener into net.http
Matthew Wild <mwild1@gmail.com>
parents: 4471
diff changeset
168 for k, v in pairs(req.headers) do
2abe4e541d52 net.http, httpclient_listener: Merge listener into net.http
Matthew Wild <mwild1@gmail.com>
parents: 4471
diff changeset
169 t[1], t[3] = k, v;
2abe4e541d52 net.http, httpclient_listener: Merge listener into net.http
Matthew Wild <mwild1@gmail.com>
parents: 4471
diff changeset
170 conn:write(t_concat(t));
2abe4e541d52 net.http, httpclient_listener: Merge listener into net.http
Matthew Wild <mwild1@gmail.com>
parents: 4471
diff changeset
171 end
2abe4e541d52 net.http, httpclient_listener: Merge listener into net.http
Matthew Wild <mwild1@gmail.com>
parents: 4471
diff changeset
172 conn:write("\r\n");
5776
bd0ff8ae98a8 Remove all trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 5714
diff changeset
173
4557
2abe4e541d52 net.http, httpclient_listener: Merge listener into net.http
Matthew Wild <mwild1@gmail.com>
parents: 4471
diff changeset
174 if req.body then
2abe4e541d52 net.http, httpclient_listener: Merge listener into net.http
Matthew Wild <mwild1@gmail.com>
parents: 4471
diff changeset
175 conn:write(req.body);
2abe4e541d52 net.http, httpclient_listener: Merge listener into net.http
Matthew Wild <mwild1@gmail.com>
parents: 4471
diff changeset
176 end
2abe4e541d52 net.http, httpclient_listener: Merge listener into net.http
Matthew Wild <mwild1@gmail.com>
parents: 4471
diff changeset
177 end
2abe4e541d52 net.http, httpclient_listener: Merge listener into net.http
Matthew Wild <mwild1@gmail.com>
parents: 4471
diff changeset
178
2abe4e541d52 net.http, httpclient_listener: Merge listener into net.http
Matthew Wild <mwild1@gmail.com>
parents: 4471
diff changeset
179 function listener.onincoming(conn, data)
2abe4e541d52 net.http, httpclient_listener: Merge listener into net.http
Matthew Wild <mwild1@gmail.com>
parents: 4471
diff changeset
180 local request = requests[conn];
2abe4e541d52 net.http, httpclient_listener: Merge listener into net.http
Matthew Wild <mwild1@gmail.com>
parents: 4471
diff changeset
181
2abe4e541d52 net.http, httpclient_listener: Merge listener into net.http
Matthew Wild <mwild1@gmail.com>
parents: 4471
diff changeset
182 if not request then
10112
b327f2870382 net.*: Remove tostring call from logging
Kim Alvefur <zash@zash.se>
parents: 9611
diff changeset
183 log("warn", "Received response from connection %s with no request attached!", conn);
4557
2abe4e541d52 net.http, httpclient_listener: Merge listener into net.http
Matthew Wild <mwild1@gmail.com>
parents: 4471
diff changeset
184 return;
2abe4e541d52 net.http, httpclient_listener: Merge listener into net.http
Matthew Wild <mwild1@gmail.com>
parents: 4471
diff changeset
185 end
2abe4e541d52 net.http, httpclient_listener: Merge listener into net.http
Matthew Wild <mwild1@gmail.com>
parents: 4471
diff changeset
186
2abe4e541d52 net.http, httpclient_listener: Merge listener into net.http
Matthew Wild <mwild1@gmail.com>
parents: 4471
diff changeset
187 if data and request.reader then
2abe4e541d52 net.http, httpclient_listener: Merge listener into net.http
Matthew Wild <mwild1@gmail.com>
parents: 4471
diff changeset
188 request:reader(data);
2abe4e541d52 net.http, httpclient_listener: Merge listener into net.http
Matthew Wild <mwild1@gmail.com>
parents: 4471
diff changeset
189 end
2abe4e541d52 net.http, httpclient_listener: Merge listener into net.http
Matthew Wild <mwild1@gmail.com>
parents: 4471
diff changeset
190 end
2abe4e541d52 net.http, httpclient_listener: Merge listener into net.http
Matthew Wild <mwild1@gmail.com>
parents: 4471
diff changeset
191
2abe4e541d52 net.http, httpclient_listener: Merge listener into net.http
Matthew Wild <mwild1@gmail.com>
parents: 4471
diff changeset
192 function listener.ondisconnect(conn, err)
2abe4e541d52 net.http, httpclient_listener: Merge listener into net.http
Matthew Wild <mwild1@gmail.com>
parents: 4471
diff changeset
193 local request = requests[conn];
2abe4e541d52 net.http, httpclient_listener: Merge listener into net.http
Matthew Wild <mwild1@gmail.com>
parents: 4471
diff changeset
194 if request and request.conn then
8045
55a56dc935f2 net.http: Pass error all the way to callback
Kim Alvefur <zash@zash.se>
parents: 7793
diff changeset
195 request:reader(nil, err or "closed");
4557
2abe4e541d52 net.http, httpclient_listener: Merge listener into net.http
Matthew Wild <mwild1@gmail.com>
parents: 4471
diff changeset
196 end
2abe4e541d52 net.http, httpclient_listener: Merge listener into net.http
Matthew Wild <mwild1@gmail.com>
parents: 4471
diff changeset
197 requests[conn] = nil;
2abe4e541d52 net.http, httpclient_listener: Merge listener into net.http
Matthew Wild <mwild1@gmail.com>
parents: 4471
diff changeset
198 end
2abe4e541d52 net.http, httpclient_listener: Merge listener into net.http
Matthew Wild <mwild1@gmail.com>
parents: 4471
diff changeset
199
8551
2bd2e94a0496 net.http: Refactor to use new net.connect API, brings support for async DNS
Matthew Wild <mwild1@gmail.com>
parents: 8535
diff changeset
200 function listener.onattach(conn, req)
2bd2e94a0496 net.http: Refactor to use new net.connect API, brings support for async DNS
Matthew Wild <mwild1@gmail.com>
parents: 8535
diff changeset
201 requests[conn] = req;
2bd2e94a0496 net.http: Refactor to use new net.connect API, brings support for async DNS
Matthew Wild <mwild1@gmail.com>
parents: 8535
diff changeset
202 req.conn = conn;
2bd2e94a0496 net.http: Refactor to use new net.connect API, brings support for async DNS
Matthew Wild <mwild1@gmail.com>
parents: 8535
diff changeset
203 end
2bd2e94a0496 net.http: Refactor to use new net.connect API, brings support for async DNS
Matthew Wild <mwild1@gmail.com>
parents: 8535
diff changeset
204
6380
4220ffb87b22 net.http, net.http.server, mod_c2s, mod_s2s, mod_component, mod_admin_telnet, mod_net_multiplex: Add ondetach to release connection from 'sessions' table (or equivalent)
Matthew Wild <mwild1@gmail.com>
parents: 5948
diff changeset
205 function listener.ondetach(conn)
4220ffb87b22 net.http, net.http.server, mod_c2s, mod_s2s, mod_component, mod_admin_telnet, mod_net_multiplex: Add ondetach to release connection from 'sessions' table (or equivalent)
Matthew Wild <mwild1@gmail.com>
parents: 5948
diff changeset
206 requests[conn] = nil;
4220ffb87b22 net.http, net.http.server, mod_c2s, mod_s2s, mod_component, mod_admin_telnet, mod_net_multiplex: Add ondetach to release connection from 'sessions' table (or equivalent)
Matthew Wild <mwild1@gmail.com>
parents: 5948
diff changeset
207 end
4220ffb87b22 net.http, net.http.server, mod_c2s, mod_s2s, mod_component, mod_admin_telnet, mod_net_multiplex: Add ondetach to release connection from 'sessions' table (or equivalent)
Matthew Wild <mwild1@gmail.com>
parents: 5948
diff changeset
208
8551
2bd2e94a0496 net.http: Refactor to use new net.connect API, brings support for async DNS
Matthew Wild <mwild1@gmail.com>
parents: 8535
diff changeset
209 function listener.onfail(req, reason)
2bd2e94a0496 net.http: Refactor to use new net.connect API, brings support for async DNS
Matthew Wild <mwild1@gmail.com>
parents: 8535
diff changeset
210 req.http.events.fire_event("request-connection-error", { http = req.http, request = req, url = req.url, err = reason });
2bd2e94a0496 net.http: Refactor to use new net.connect API, brings support for async DNS
Matthew Wild <mwild1@gmail.com>
parents: 8535
diff changeset
211 req.callback(reason or "connection failed", 0, req);
7464
3b7de72e58a9 net.http: Add log messages for requests, including their id (so "calling callback" and tracebacks can be traced back to their initial request)
Matthew Wild <mwild1@gmail.com>
parents: 7463
diff changeset
212 end
3b7de72e58a9 net.http: Add log messages for requests, including their id (so "calling callback" and tracebacks can be traced back to their initial request)
Matthew Wild <mwild1@gmail.com>
parents: 7463
diff changeset
213
8113
cfb5ab763384 net.http: Allow creation of http client objects, with custom options
Matthew Wild <mwild1@gmail.com>
parents: 8045
diff changeset
214 local function request(self, u, ex, callback)
616
69bc5782b25e Non-blocking HTTP requests (adding net.http)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
215 local req = url.parse(u);
5776
bd0ff8ae98a8 Remove all trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 5714
diff changeset
216
903
6737d005a84a net.http: Don't throw error on invalid URLs. Fixes #56.
Matthew Wild <mwild1@gmail.com>
parents: 739
diff changeset
217 if not (req and req.host) then
8045
55a56dc935f2 net.http: Pass error all the way to callback
Kim Alvefur <zash@zash.se>
parents: 7793
diff changeset
218 callback("invalid-url", 0, req);
903
6737d005a84a net.http: Don't throw error on invalid URLs. Fixes #56.
Matthew Wild <mwild1@gmail.com>
parents: 739
diff changeset
219 return nil, "invalid-url";
6737d005a84a net.http: Don't throw error on invalid URLs. Fixes #56.
Matthew Wild <mwild1@gmail.com>
parents: 739
diff changeset
220 end
5776
bd0ff8ae98a8 Remove all trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 5714
diff changeset
221
10994
e2ce067bb59a net.http: Fix traceback on invalid URL passed to request()
Matthew Wild <mwild1@gmail.com>
parents: 9611
diff changeset
222 req.url = u;
e2ce067bb59a net.http: Fix traceback on invalid URL passed to request()
Matthew Wild <mwild1@gmail.com>
parents: 9611
diff changeset
223 req.http = self;
e2ce067bb59a net.http: Fix traceback on invalid URL passed to request()
Matthew Wild <mwild1@gmail.com>
parents: 9611
diff changeset
224
903
6737d005a84a net.http: Don't throw error on invalid URLs. Fixes #56.
Matthew Wild <mwild1@gmail.com>
parents: 739
diff changeset
225 if not req.path then
6737d005a84a net.http: Don't throw error on invalid URLs. Fixes #56.
Matthew Wild <mwild1@gmail.com>
parents: 739
diff changeset
226 req.path = "/";
6737d005a84a net.http: Don't throw error on invalid URLs. Fixes #56.
Matthew Wild <mwild1@gmail.com>
parents: 739
diff changeset
227 end
5776
bd0ff8ae98a8 Remove all trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 5714
diff changeset
228
7463
3b6e7ce9431f net.http: Add request.id to every request object (can be overridden by providing ex.id)
Matthew Wild <mwild1@gmail.com>
parents: 6823
diff changeset
229 req.id = ex and ex.id or make_id(req);
3b6e7ce9431f net.http: Add request.id to every request object (can be overridden by providing ex.id)
Matthew Wild <mwild1@gmail.com>
parents: 6823
diff changeset
230
8114
12df41a5a4b1 net.http: Fire new events: pre-request, request-connection-error, request, response
Matthew Wild <mwild1@gmail.com>
parents: 8113
diff changeset
231 do
12df41a5a4b1 net.http: Fire new events: pre-request, request-connection-error, request, response
Matthew Wild <mwild1@gmail.com>
parents: 8113
diff changeset
232 local event = { http = self, url = u, request = req, options = ex, callback = callback };
12df41a5a4b1 net.http: Fire new events: pre-request, request-connection-error, request, response
Matthew Wild <mwild1@gmail.com>
parents: 8113
diff changeset
233 local ret = self.events.fire_event("pre-request", event);
12df41a5a4b1 net.http: Fire new events: pre-request, request-connection-error, request, response
Matthew Wild <mwild1@gmail.com>
parents: 8113
diff changeset
234 if ret then
12df41a5a4b1 net.http: Fire new events: pre-request, request-connection-error, request, response
Matthew Wild <mwild1@gmail.com>
parents: 8113
diff changeset
235 return ret;
12df41a5a4b1 net.http: Fire new events: pre-request, request-connection-error, request, response
Matthew Wild <mwild1@gmail.com>
parents: 8113
diff changeset
236 end
8551
2bd2e94a0496 net.http: Refactor to use new net.connect API, brings support for async DNS
Matthew Wild <mwild1@gmail.com>
parents: 8535
diff changeset
237 req, u, ex, req.callback = event.request, event.url, event.options, event.callback;
8114
12df41a5a4b1 net.http: Fire new events: pre-request, request-connection-error, request, response
Matthew Wild <mwild1@gmail.com>
parents: 8113
diff changeset
238 end
12df41a5a4b1 net.http: Fire new events: pre-request, request-connection-error, request, response
Matthew Wild <mwild1@gmail.com>
parents: 8113
diff changeset
239
4352
912a49b1c4e3 net.http, httpclient_listener: Move request sending from net.http to onconnect() handler, and add support for HTTPS requests to net.http
Matthew Wild <mwild1@gmail.com>
parents: 4351
diff changeset
240 local method, headers, body;
5776
bd0ff8ae98a8 Remove all trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 5714
diff changeset
241
5714
520671c3159c net.http: Include port number (when non-standard) in the Host header of outgoing requests, as per the HTTP RFC
Matthew Wild <mwild1@gmail.com>
parents: 5505
diff changeset
242 local host, port = req.host, req.port;
520671c3159c net.http: Include port number (when non-standard) in the Host header of outgoing requests, as per the HTTP RFC
Matthew Wild <mwild1@gmail.com>
parents: 5505
diff changeset
243 local host_header = host;
520671c3159c net.http: Include port number (when non-standard) in the Host header of outgoing requests, as per the HTTP RFC
Matthew Wild <mwild1@gmail.com>
parents: 5505
diff changeset
244 if (port == "80" and req.scheme == "http")
520671c3159c net.http: Include port number (when non-standard) in the Host header of outgoing requests, as per the HTTP RFC
Matthew Wild <mwild1@gmail.com>
parents: 5505
diff changeset
245 or (port == "443" and req.scheme == "https") then
520671c3159c net.http: Include port number (when non-standard) in the Host header of outgoing requests, as per the HTTP RFC
Matthew Wild <mwild1@gmail.com>
parents: 5505
diff changeset
246 port = nil;
520671c3159c net.http: Include port number (when non-standard) in the Host header of outgoing requests, as per the HTTP RFC
Matthew Wild <mwild1@gmail.com>
parents: 5505
diff changeset
247 elseif port then
520671c3159c net.http: Include port number (when non-standard) in the Host header of outgoing requests, as per the HTTP RFC
Matthew Wild <mwild1@gmail.com>
parents: 5505
diff changeset
248 host_header = host_header..":"..port;
520671c3159c net.http: Include port number (when non-standard) in the Host header of outgoing requests, as per the HTTP RFC
Matthew Wild <mwild1@gmail.com>
parents: 5505
diff changeset
249 end
520671c3159c net.http: Include port number (when non-standard) in the Host header of outgoing requests, as per the HTTP RFC
Matthew Wild <mwild1@gmail.com>
parents: 5505
diff changeset
250
4352
912a49b1c4e3 net.http, httpclient_listener: Move request sending from net.http to onconnect() handler, and add support for HTTPS requests to net.http
Matthew Wild <mwild1@gmail.com>
parents: 4351
diff changeset
251 headers = {
5714
520671c3159c net.http: Include port number (when non-standard) in the Host header of outgoing requests, as per the HTTP RFC
Matthew Wild <mwild1@gmail.com>
parents: 5505
diff changeset
252 ["Host"] = host_header;
4352
912a49b1c4e3 net.http, httpclient_listener: Move request sending from net.http to onconnect() handler, and add support for HTTPS requests to net.http
Matthew Wild <mwild1@gmail.com>
parents: 4351
diff changeset
253 ["User-Agent"] = "Prosody XMPP Server";
912a49b1c4e3 net.http, httpclient_listener: Move request sending from net.http to onconnect() handler, and add support for HTTPS requests to net.http
Matthew Wild <mwild1@gmail.com>
parents: 4351
diff changeset
254 };
5776
bd0ff8ae98a8 Remove all trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 5714
diff changeset
255
616
69bc5782b25e Non-blocking HTTP requests (adding net.http)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
256 if req.userinfo then
4972
1777271a1ec0 net.http: Use base64 from util.encodings instead of luasocket
Kim Alvefur <zash@zash.se>
parents: 4865
diff changeset
257 headers["Authorization"] = "Basic "..b64(req.userinfo);
616
69bc5782b25e Non-blocking HTTP requests (adding net.http)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
258 end
4351
3f414091a008 net.http: Whitespace fixes
Matthew Wild <mwild1@gmail.com>
parents: 4350
diff changeset
259
616
69bc5782b25e Non-blocking HTTP requests (adding net.http)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
260 if ex then
69bc5782b25e Non-blocking HTTP requests (adding net.http)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
261 req.onlystatus = ex.onlystatus;
69bc5782b25e Non-blocking HTTP requests (adding net.http)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
262 body = ex.body;
69bc5782b25e Non-blocking HTTP requests (adding net.http)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
263 if body then
4369
3578ff5d3674 net.http: Remove extra space after method in request status line for POST.
Waqas Hussain <waqas20@gmail.com>
parents: 4356
diff changeset
264 method = "POST";
4352
912a49b1c4e3 net.http, httpclient_listener: Move request sending from net.http to onconnect() handler, and add support for HTTPS requests to net.http
Matthew Wild <mwild1@gmail.com>
parents: 4351
diff changeset
265 headers["Content-Length"] = tostring(#body);
912a49b1c4e3 net.http, httpclient_listener: Move request sending from net.http to onconnect() handler, and add support for HTTPS requests to net.http
Matthew Wild <mwild1@gmail.com>
parents: 4351
diff changeset
266 headers["Content-Type"] = "application/x-www-form-urlencoded";
616
69bc5782b25e Non-blocking HTTP requests (adding net.http)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
267 end
4351
3f414091a008 net.http: Whitespace fixes
Matthew Wild <mwild1@gmail.com>
parents: 4350
diff changeset
268 if ex.method then method = ex.method; end
3f414091a008 net.http: Whitespace fixes
Matthew Wild <mwild1@gmail.com>
parents: 4350
diff changeset
269 if ex.headers then
3f414091a008 net.http: Whitespace fixes
Matthew Wild <mwild1@gmail.com>
parents: 4350
diff changeset
270 for k, v in pairs(ex.headers) do
3f414091a008 net.http: Whitespace fixes
Matthew Wild <mwild1@gmail.com>
parents: 4350
diff changeset
271 headers[k] = v;
3f414091a008 net.http: Whitespace fixes
Matthew Wild <mwild1@gmail.com>
parents: 4350
diff changeset
272 end
3f414091a008 net.http: Whitespace fixes
Matthew Wild <mwild1@gmail.com>
parents: 4350
diff changeset
273 end
8200
e92585ab4998 net.http: Add option for disabling TLS certifictate validation
Kim Alvefur <zash@zash.se>
parents: 8199
diff changeset
274 req.insecure = ex.insecure;
8690
0f6623712239 net.http: Allow enabling/disabling error suppression, useful for tests
Matthew Wild <mwild1@gmail.com>
parents: 8689
diff changeset
275 req.suppress_errors = ex.suppress_errors;
11185
409ce7686c11 net.http: Add support for streaming chunked/large responses
Matthew Wild <mwild1@gmail.com>
parents: 11068
diff changeset
276 req.streaming_handler = ex.streaming_handler;
616
69bc5782b25e Non-blocking HTTP requests (adding net.http)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
277 end
5776
bd0ff8ae98a8 Remove all trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 5714
diff changeset
278
7520
fc6c24cb3599 net.http: Add quotes around ids in log messages
Matthew Wild <mwild1@gmail.com>
parents: 7464
diff changeset
279 log("debug", "Making %s %s request '%s' to %s", req.scheme:upper(), method or "GET", req.id, (ex and ex.suppress_url and host_header) or u);
7464
3b7de72e58a9 net.http: Add log messages for requests, including their id (so "calling callback" and tracebacks can be traced back to their initial request)
Matthew Wild <mwild1@gmail.com>
parents: 7463
diff changeset
280
4352
912a49b1c4e3 net.http, httpclient_listener: Move request sending from net.http to onconnect() handler, and add support for HTTPS requests to net.http
Matthew Wild <mwild1@gmail.com>
parents: 4351
diff changeset
281 -- Attach to request object
912a49b1c4e3 net.http, httpclient_listener: Move request sending from net.http to onconnect() handler, and add support for HTTPS requests to net.http
Matthew Wild <mwild1@gmail.com>
parents: 4351
diff changeset
282 req.method, req.headers, req.body = method, headers, body;
5776
bd0ff8ae98a8 Remove all trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 5714
diff changeset
283
4352
912a49b1c4e3 net.http, httpclient_listener: Move request sending from net.http to onconnect() handler, and add support for HTTPS requests to net.http
Matthew Wild <mwild1@gmail.com>
parents: 4351
diff changeset
284 local using_https = req.scheme == "https";
5448
cbe9fa2d3787 net.http: Throw error when connecting to a http:// URL without LuaSec available
Matthew Wild <mwild1@gmail.com>
parents: 5354
diff changeset
285 if using_https and not ssl_available then
cbe9fa2d3787 net.http: Throw error when connecting to a http:// URL without LuaSec available
Matthew Wild <mwild1@gmail.com>
parents: 5354
diff changeset
286 error("SSL not available, unable to contact https URL");
cbe9fa2d3787 net.http: Throw error when connecting to a http:// URL without LuaSec available
Matthew Wild <mwild1@gmail.com>
parents: 5354
diff changeset
287 end
5714
520671c3159c net.http: Include port number (when non-standard) in the Host header of outgoing requests, as per the HTTP RFC
Matthew Wild <mwild1@gmail.com>
parents: 5505
diff changeset
288 local port_number = port and tonumber(port) or (using_https and 443 or 80);
5776
bd0ff8ae98a8 Remove all trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 5714
diff changeset
289
5353
8c3f28f5c1c1 net.http: Allow passing an SSL context or options table to be used for HTTPS requests (thanks daurnimator)
Matthew Wild <mwild1@gmail.com>
parents: 4977
diff changeset
290 local sslctx = false;
8c3f28f5c1c1 net.http: Allow passing an SSL context or options table to be used for HTTPS requests (thanks daurnimator)
Matthew Wild <mwild1@gmail.com>
parents: 4977
diff changeset
291 if using_https then
8197
55826e29c719 net.http: Move default SSL/TLS settings into options, allowing them to be overriden in new()
Kim Alvefur <zash@zash.se>
parents: 8196
diff changeset
292 sslctx = ex and ex.sslctx or self.options and self.options.sslctx;
5353
8c3f28f5c1c1 net.http: Allow passing an SSL context or options table to be used for HTTPS requests (thanks daurnimator)
Matthew Wild <mwild1@gmail.com>
parents: 4977
diff changeset
293 end
8c3f28f5c1c1 net.http: Allow passing an SSL context or options table to be used for HTTPS requests (thanks daurnimator)
Matthew Wild <mwild1@gmail.com>
parents: 4977
diff changeset
294
11063
30d3f6f85eb8 net.server: Backport client parts of SNI support from trunk (#409)
Kim Alvefur <zash@zash.se>
parents: 11016
diff changeset
295 local http_service = basic_resolver.new(host, port_number, "tcp", { servername = req.host });
8551
2bd2e94a0496 net.http: Refactor to use new net.connect API, brings support for async DNS
Matthew Wild <mwild1@gmail.com>
parents: 8535
diff changeset
296 connect(http_service, listener, { sslctx = sslctx }, req);
8114
12df41a5a4b1 net.http: Fire new events: pre-request, request-connection-error, request, response
Matthew Wild <mwild1@gmail.com>
parents: 8113
diff changeset
297
12df41a5a4b1 net.http: Fire new events: pre-request, request-connection-error, request, response
Matthew Wild <mwild1@gmail.com>
parents: 8113
diff changeset
298 self.events.fire_event("request", { http = self, request = req, url = u });
616
69bc5782b25e Non-blocking HTTP requests (adding net.http)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
299 return req;
69bc5782b25e Non-blocking HTTP requests (adding net.http)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
300 end
69bc5782b25e Non-blocking HTTP requests (adding net.http)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
301
8113
cfb5ab763384 net.http: Allow creation of http client objects, with custom options
Matthew Wild <mwild1@gmail.com>
parents: 8045
diff changeset
302 local function new(options)
cfb5ab763384 net.http: Allow creation of http client objects, with custom options
Matthew Wild <mwild1@gmail.com>
parents: 8045
diff changeset
303 local http = {
cfb5ab763384 net.http: Allow creation of http client objects, with custom options
Matthew Wild <mwild1@gmail.com>
parents: 8045
diff changeset
304 options = options;
10803
71d04bd6cadd net.http: Return a Promise if no callback is given
Kim Alvefur <zash@zash.se>
parents: 10464
diff changeset
305 request = function (self, u, ex, callback)
71d04bd6cadd net.http: Return a Promise if no callback is given
Kim Alvefur <zash@zash.se>
parents: 10464
diff changeset
306 if callback ~= nil then
71d04bd6cadd net.http: Return a Promise if no callback is given
Kim Alvefur <zash@zash.se>
parents: 10464
diff changeset
307 return request(self, u, ex, callback);
71d04bd6cadd net.http: Return a Promise if no callback is given
Kim Alvefur <zash@zash.se>
parents: 10464
diff changeset
308 else
71d04bd6cadd net.http: Return a Promise if no callback is given
Kim Alvefur <zash@zash.se>
parents: 10464
diff changeset
309 return promise.new(function (resolve, reject)
71d04bd6cadd net.http: Return a Promise if no callback is given
Kim Alvefur <zash@zash.se>
parents: 10464
diff changeset
310 request(self, u, ex, function (body, code, a, b)
71d04bd6cadd net.http: Return a Promise if no callback is given
Kim Alvefur <zash@zash.se>
parents: 10464
diff changeset
311 if code == 0 then
11048
160308b4b384 net.http: use new net.http.errors lib for creating error object
Matthew Wild <mwild1@gmail.com>
parents: 11017
diff changeset
312 reject(http_errors.new(body, { request = a }));
10803
71d04bd6cadd net.http: Return a Promise if no callback is given
Kim Alvefur <zash@zash.se>
parents: 10464
diff changeset
313 else
11049
f103f59ea2b5 net.http: http.request() promise now resolves with response (breaking change)
Matthew Wild <mwild1@gmail.com>
parents: 11048
diff changeset
314 a.request = b;
f103f59ea2b5 net.http: http.request() promise now resolves with response (breaking change)
Matthew Wild <mwild1@gmail.com>
parents: 11048
diff changeset
315 resolve(a);
10803
71d04bd6cadd net.http: Return a Promise if no callback is given
Kim Alvefur <zash@zash.se>
parents: 10464
diff changeset
316 end
71d04bd6cadd net.http: Return a Promise if no callback is given
Kim Alvefur <zash@zash.se>
parents: 10464
diff changeset
317 end);
71d04bd6cadd net.http: Return a Promise if no callback is given
Kim Alvefur <zash@zash.se>
parents: 10464
diff changeset
318 end);
71d04bd6cadd net.http: Return a Promise if no callback is given
Kim Alvefur <zash@zash.se>
parents: 10464
diff changeset
319 end
71d04bd6cadd net.http: Return a Promise if no callback is given
Kim Alvefur <zash@zash.se>
parents: 10464
diff changeset
320 end;
8113
cfb5ab763384 net.http: Allow creation of http client objects, with custom options
Matthew Wild <mwild1@gmail.com>
parents: 8045
diff changeset
321 new = options and function (new_options)
9611
2700317f93e4 net.http: Manually merge settings (fixes #1231)
Kim Alvefur <zash@zash.se>
parents: 9562
diff changeset
322 local final_options = {};
2700317f93e4 net.http: Manually merge settings (fixes #1231)
Kim Alvefur <zash@zash.se>
parents: 9562
diff changeset
323 for k, v in pairs(options) do final_options[k] = v; end
2700317f93e4 net.http: Manually merge settings (fixes #1231)
Kim Alvefur <zash@zash.se>
parents: 9562
diff changeset
324 if new_options then
2700317f93e4 net.http: Manually merge settings (fixes #1231)
Kim Alvefur <zash@zash.se>
parents: 9562
diff changeset
325 for k, v in pairs(new_options) do final_options[k] = v; end
2700317f93e4 net.http: Manually merge settings (fixes #1231)
Kim Alvefur <zash@zash.se>
parents: 9562
diff changeset
326 end
2700317f93e4 net.http: Manually merge settings (fixes #1231)
Kim Alvefur <zash@zash.se>
parents: 9562
diff changeset
327 return new(final_options);
8113
cfb5ab763384 net.http: Allow creation of http client objects, with custom options
Matthew Wild <mwild1@gmail.com>
parents: 8045
diff changeset
328 end or new;
cfb5ab763384 net.http: Allow creation of http client objects, with custom options
Matthew Wild <mwild1@gmail.com>
parents: 8045
diff changeset
329 events = events.new();
cfb5ab763384 net.http: Allow creation of http client objects, with custom options
Matthew Wild <mwild1@gmail.com>
parents: 8045
diff changeset
330 };
cfb5ab763384 net.http: Allow creation of http client objects, with custom options
Matthew Wild <mwild1@gmail.com>
parents: 8045
diff changeset
331 return http;
cfb5ab763384 net.http: Allow creation of http client objects, with custom options
Matthew Wild <mwild1@gmail.com>
parents: 8045
diff changeset
332 end
cfb5ab763384 net.http: Allow creation of http client objects, with custom options
Matthew Wild <mwild1@gmail.com>
parents: 8045
diff changeset
333
8197
55826e29c719 net.http: Move default SSL/TLS settings into options, allowing them to be overriden in new()
Kim Alvefur <zash@zash.se>
parents: 8196
diff changeset
334 local default_http = new({
10464
8d3acf16c404 net.http: Set ALPN on requests
Kim Alvefur <zash@zash.se>
parents: 10235
diff changeset
335 sslctx = { mode = "client", protocol = "sslv23", options = { "no_sslv2", "no_sslv3" }, alpn = "http/1.1" };
8690
0f6623712239 net.http: Allow enabling/disabling error suppression, useful for tests
Matthew Wild <mwild1@gmail.com>
parents: 8689
diff changeset
336 suppress_errors = true;
8197
55826e29c719 net.http: Move default SSL/TLS settings into options, allowing them to be overriden in new()
Kim Alvefur <zash@zash.se>
parents: 8196
diff changeset
337 });
8113
cfb5ab763384 net.http: Allow creation of http client objects, with custom options
Matthew Wild <mwild1@gmail.com>
parents: 8045
diff changeset
338
6780
647adfd8f738 net.*: Remove use of module() function
Kim Alvefur <zash@zash.se>
parents: 6501
diff changeset
339 return {
8113
cfb5ab763384 net.http: Allow creation of http client objects, with custom options
Matthew Wild <mwild1@gmail.com>
parents: 8045
diff changeset
340 request = function (u, ex, callback)
cfb5ab763384 net.http: Allow creation of http client objects, with custom options
Matthew Wild <mwild1@gmail.com>
parents: 8045
diff changeset
341 return default_http:request(u, ex, callback);
cfb5ab763384 net.http: Allow creation of http client objects, with custom options
Matthew Wild <mwild1@gmail.com>
parents: 8045
diff changeset
342 end;
8196
bc2bcfa63b43 net.http: Expose defaults
Kim Alvefur <zash@zash.se>
parents: 8195
diff changeset
343 default = default_http;
8113
cfb5ab763384 net.http: Allow creation of http client objects, with custom options
Matthew Wild <mwild1@gmail.com>
parents: 8045
diff changeset
344 new = new;
cfb5ab763384 net.http: Allow creation of http client objects, with custom options
Matthew Wild <mwild1@gmail.com>
parents: 8045
diff changeset
345 events = default_http.events;
6780
647adfd8f738 net.*: Remove use of module() function
Kim Alvefur <zash@zash.se>
parents: 6501
diff changeset
346 -- COMPAT
647adfd8f738 net.*: Remove use of module() function
Kim Alvefur <zash@zash.se>
parents: 6501
diff changeset
347 urlencode = util_http.urlencode;
647adfd8f738 net.*: Remove use of module() function
Kim Alvefur <zash@zash.se>
parents: 6501
diff changeset
348 urldecode = util_http.urldecode;
647adfd8f738 net.*: Remove use of module() function
Kim Alvefur <zash@zash.se>
parents: 6501
diff changeset
349 formencode = util_http.formencode;
647adfd8f738 net.*: Remove use of module() function
Kim Alvefur <zash@zash.se>
parents: 6501
diff changeset
350 formdecode = util_http.formdecode;
11015
355eae2f9ba8 net.http: Re-expose destroy_request() function
Matthew Wild <mwild1@gmail.com>
parents: 10994
diff changeset
351 destroy_request = destroy_request;
11067
f2ffc16a9669 net.http: Add feature discovery (currently just contains SNI)
Matthew Wild <mwild1@gmail.com>
parents: 11063
diff changeset
352 features = {
f2ffc16a9669 net.http: Add feature discovery (currently just contains SNI)
Matthew Wild <mwild1@gmail.com>
parents: 11063
diff changeset
353 sni = true;
f2ffc16a9669 net.http: Add feature discovery (currently just contains SNI)
Matthew Wild <mwild1@gmail.com>
parents: 11063
diff changeset
354 };
6780
647adfd8f738 net.*: Remove use of module() function
Kim Alvefur <zash@zash.se>
parents: 6501
diff changeset
355 };