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plugins/mod_tls.lua @ 10263:7ba87d97cca2
doap: Update to newer format
author | Kim Alvefur <zash@zash.se> |
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date | Thu, 19 Sep 2019 16:13:55 +0200 |
parent | 9975:ca01c449357f |
child | 10784:0b0fe73199d2 |
rev | line source |
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1523
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Remove version number from copyright headers
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1 -- Prosody IM |
2923
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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 |
5776
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Remove all trailing whitespace
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4 -- |
758 | 5 -- This project is MIT/X11 licensed. Please see the |
6 -- COPYING file in the source package for more information. | |
519
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Insert copyright/license headers
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7 -- |
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8 |
3571
675d65036f31
certmanager, hostmanager, mod_tls: Move responsibility for creating per-host SSL contexts to mod_tls, meaning reloading certs is now as trivial as reloading mod_tls
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9 local create_context = require "core.certmanager".create_context; |
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mod_tls: Fix inhertinance of 'ssl' option from "parent" host to subdomain (fixes #511)
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10 local rawgetopt = require"core.configmanager".rawget; |
69
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forgot to commit mod_tls, oops :)
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11 local st = require "util.stanza"; |
99
ba08b8a4eeef
Abstract connections with "connection listeners"
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12 |
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mod_legacyauth, mod_saslauth, mod_tls: Pass require_encryption as default option to s2s_require_encryption so the later overrides the former
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13 local c2s_require_encryption = module:get_option("c2s_require_encryption", module:get_option("require_encryption")); |
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14 local s2s_require_encryption = module:get_option("s2s_require_encryption"); |
2933 | 15 local allow_s2s_tls = module:get_option("s2s_allow_encryption") ~= false; |
5988
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16 local s2s_secure_auth = module:get_option("s2s_secure_auth"); |
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17 |
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18 if s2s_secure_auth and s2s_require_encryption == false then |
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19 module:log("warn", "s2s_secure_auth implies s2s_require_encryption, but s2s_require_encryption is set to false"); |
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20 s2s_require_encryption = true; |
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21 end |
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mod_tls: Add <required/> to stream feature when TLS is required
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22 |
2605 | 23 local xmlns_starttls = 'urn:ietf:params:xml:ns:xmpp-tls'; |
24 local starttls_attr = { xmlns = xmlns_starttls }; | |
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25 local starttls_initiate= st.stanza("starttls", starttls_attr); |
2605 | 26 local starttls_proceed = st.stanza("proceed", starttls_attr); |
27 local starttls_failure = st.stanza("failure", starttls_attr); | |
28 local c2s_feature = st.stanza("starttls", starttls_attr); | |
29 local s2s_feature = st.stanza("starttls", starttls_attr); | |
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30 if c2s_require_encryption then c2s_feature:tag("required"):up(); end |
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31 if s2s_require_encryption then s2s_feature:tag("required"):up(); end |
2605 | 32 |
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mod_announce, mod_auth_anonymous, mod_c2s, mod_c2s, mod_component, mod_iq, mod_message, mod_presence, mod_tls: Access prosody.{hosts,bare_sessions,full_sessions} instead of the old globals
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33 local hosts = prosody.hosts; |
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34 local host = hosts[module.host]; |
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35 |
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36 local ssl_ctx_c2s, ssl_ctx_s2sout, ssl_ctx_s2sin; |
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37 local ssl_cfg_c2s, ssl_cfg_s2sout, ssl_cfg_s2sin; |
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38 local err_c2s, err_s2sin, err_s2sout; |
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39 |
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40 function module.load() |
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41 local NULL = {}; |
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42 local modhost = module.host; |
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43 local parent = modhost:match("%.(.*)$"); |
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44 |
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45 local parent_ssl = rawgetopt(parent, "ssl") or NULL; |
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46 local host_ssl = rawgetopt(modhost, "ssl") or parent_ssl; |
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47 |
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48 local global_c2s = rawgetopt("*", "c2s_ssl") or NULL; |
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49 local parent_c2s = rawgetopt(parent, "c2s_ssl") or NULL; |
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50 local host_c2s = rawgetopt(modhost, "c2s_ssl") or parent_c2s; |
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51 |
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52 local global_s2s = rawgetopt("*", "s2s_ssl") or NULL; |
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53 local parent_s2s = rawgetopt(parent, "s2s_ssl") or NULL; |
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54 local host_s2s = rawgetopt(modhost, "s2s_ssl") or parent_s2s; |
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55 |
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56 module:log("debug", "Creating context for c2s"); |
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57 local request_client_certs = { verify = { "peer", "client_once", }; }; |
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58 |
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59 module:log("debug", "Creating context for s2sout"); |
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60 ssl_ctx_c2s, err_c2s, ssl_cfg_c2s = create_context(host.host, "server", host_c2s, host_ssl, global_c2s); -- for incoming client connections |
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61 if not ssl_ctx_c2s then module:log("error", "Error creating context for c2s: %s", err_c2s); end |
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62 |
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63 module:log("debug", "Creating context for s2sin"); |
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64 -- for outgoing server connections |
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65 ssl_ctx_s2sout, err_s2sout, ssl_cfg_s2sout = create_context(host.host, "client", host_s2s, host_ssl, global_s2s, request_client_certs); |
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66 if not ssl_ctx_s2sout then module:log("error", "Error creating contexts for s2sout: %s", err_s2sout); end |
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67 |
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68 -- for incoming server connections |
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69 ssl_ctx_s2sin, err_s2sin, ssl_cfg_s2sin = create_context(host.host, "server", host_s2s, host_ssl, global_s2s, request_client_certs); |
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70 if not ssl_ctx_s2sin then module:log("error", "Error creating contexts for s2sin: %s", err_s2sin); end |
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71 end |
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72 |
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73 module:hook_global("config-reloaded", module.load); |
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74 |
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75 local function can_do_tls(session) |
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76 if not session.conn.starttls then |
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77 if not session.secure then |
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78 session.log("debug", "Underlying connection does not support STARTTLS"); |
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79 end |
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80 return false; |
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81 elseif session.ssl_ctx ~= nil then |
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82 return session.ssl_ctx; |
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83 end |
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84 if session.type == "c2s_unauthed" then |
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85 if not ssl_ctx_c2s and c2s_require_encryption then |
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86 session.log("error", "No TLS context available for c2s. Earlier error was: %s", err_c2s); |
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87 end |
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88 session.ssl_ctx = ssl_ctx_c2s; |
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89 session.ssl_cfg = ssl_cfg_c2s; |
2933 | 90 elseif session.type == "s2sin_unauthed" and allow_s2s_tls then |
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91 if not ssl_ctx_s2sin and s2s_require_encryption then |
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92 session.log("error", "No TLS context available for s2sin. Earlier error was: %s", err_s2sin); |
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93 end |
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94 session.ssl_ctx = ssl_ctx_s2sin; |
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95 session.ssl_cfg = ssl_cfg_s2sin; |
2933 | 96 elseif session.direction == "outgoing" and allow_s2s_tls then |
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97 if not ssl_ctx_s2sout and s2s_require_encryption then |
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98 session.log("error", "No TLS context available for s2sout. Earlier error was: %s", err_s2sout); |
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99 end |
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100 session.ssl_ctx = ssl_ctx_s2sout; |
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101 session.ssl_cfg = ssl_cfg_s2sout; |
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102 else |
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103 session.log("debug", "Unknown session type, don't know which TLS context to use"); |
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104 return false; |
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105 end |
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106 if not session.ssl_ctx then |
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107 session.log("debug", "Should be able to do TLS but no context available"); |
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108 return false; |
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109 end |
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110 return session.ssl_ctx; |
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111 end |
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112 |
2605 | 113 -- Hook <starttls/> |
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114 module:hook("stanza/urn:ietf:params:xml:ns:xmpp-tls:starttls", function(event) |
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115 local origin = event.origin; |
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116 if can_do_tls(origin) then |
2605 | 117 (origin.sends2s or origin.send)(starttls_proceed); |
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118 origin:reset_stream(); |
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119 origin.conn:starttls(origin.ssl_ctx); |
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120 origin.log("debug", "TLS negotiation started for %s...", origin.type); |
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121 origin.secure = false; |
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122 else |
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123 origin.log("warn", "Attempt to start TLS, but TLS is not available on this %s connection", origin.type); |
2605 | 124 (origin.sends2s or origin.send)(starttls_failure); |
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125 origin:close(); |
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126 end |
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127 return true; |
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128 end); |
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129 |
2605 | 130 -- Advertize stream feature |
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131 module:hook("stream-features", function(event) |
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132 local origin, features = event.origin, event.features; |
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133 if can_do_tls(origin) then |
2605 | 134 features:add_child(c2s_feature); |
135 end | |
136 end); | |
137 module:hook("s2s-stream-features", function(event) | |
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138 local origin, features = event.origin, event.features; |
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139 if can_do_tls(origin) then |
2605 | 140 features:add_child(s2s_feature); |
141 end | |
142 end); | |
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143 |
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144 -- For s2sout connections, start TLS if we can |
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145 module:hook_tag("http://etherx.jabber.org/streams", "features", function (session, stanza) |
2605 | 146 module:log("debug", "Received features element"); |
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147 if can_do_tls(session) and stanza:get_child("starttls", xmlns_starttls) then |
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148 module:log("debug", "%s is offering TLS, taking up the offer...", session.to_host); |
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149 session.sends2s(starttls_initiate); |
2605 | 150 return true; |
151 end | |
152 end, 500); | |
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153 |
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154 module:hook_tag(xmlns_starttls, "proceed", function (session, stanza) -- luacheck: ignore 212/stanza |
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155 if session.type == "s2sout_unauthed" and can_do_tls(session) then |
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156 module:log("debug", "Proceeding with TLS on s2sout..."); |
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157 session:reset_stream(); |
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158 session.conn:starttls(session.ssl_ctx); |
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159 session.secure = false; |
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160 return true; |
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161 end |
2605 | 162 end); |