Mercurial > prosody-modules

annotate mod_sasl2_bind2/mod_sasl2_bind2.lua @ 5864:b5a110544fd4

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
mod_report_forward: Include id on report submissions
author Matthew Wild <mwild1@gmail.com>
date Tue, 12 Mar 2024 14:07:00 +0000
parents 6361afcda1a3
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
5029
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
1 local base64 = require "util.encodings".base64;
5047
023f21bfcc08 mod_sasl2_bind2: Generate resource from client tag if provided
Matthew Wild <mwild1@gmail.com>
parents: 5046
diff changeset
2 local id = require "util.id";
5029
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
3 local sha1 = require "util.hashes".sha1;
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
4 local st = require "util.stanza";
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
5
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
6 local sm_bind_resource = require "core.sessionmanager".bind_resource;
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
7
5045
6db64f64c8c9 mod_sasl2_bind2: Update xmlns to match latest XEP proposal (thanks Andrzej)
Matthew Wild <mwild1@gmail.com>
parents: 5044
diff changeset
8 local xmlns_bind2 = "urn:xmpp:bind:0";
5039
c0d243b27e64 mod_sasl2, mod_sasl_bind2, mod_sasl2_sm: Bump XEP-0388 namespace
Matthew Wild <mwild1@gmail.com>
parents: 5037
diff changeset
9 local xmlns_sasl2 = "urn:xmpp:sasl:2";
5029
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
10
5093
f2dfbcc676a6 mod_sasl2_bind2: Add explicit dependency on mod_sasl2
Kim Alvefur <zash@zash.se>
parents: 5060
diff changeset
11 module:depends("sasl2");
f2dfbcc676a6 mod_sasl2_bind2: Add explicit dependency on mod_sasl2
Kim Alvefur <zash@zash.se>
parents: 5060
diff changeset
12
5029
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
13 -- Advertise what we can do
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
14
5043
17b87fffdb91 mod_sasl2_bind2: Move <inline> into <bind> feature element
Matthew Wild <mwild1@gmail.com>
parents: 5039
diff changeset
15 module:hook("advertise-sasl-features", function(event)
17b87fffdb91 mod_sasl2_bind2: Move <inline> into <bind> feature element
Matthew Wild <mwild1@gmail.com>
parents: 5039
diff changeset
16 local bind = st.stanza("bind", { xmlns = xmlns_bind2 });
17b87fffdb91 mod_sasl2_bind2: Move <inline> into <bind> feature element
Matthew Wild <mwild1@gmail.com>
parents: 5039
diff changeset
17 local inline = st.stanza("inline");
5044
f64d834ba744 mod_sasl2, mod_sasl2_bind2: rename event.session -> .origin for consistency
Matthew Wild <mwild1@gmail.com>
parents: 5043
diff changeset
18 module:fire_event("advertise-bind-features", { origin = event.origin, features = inline });
5043
17b87fffdb91 mod_sasl2_bind2: Move <inline> into <bind> feature element
Matthew Wild <mwild1@gmail.com>
parents: 5039
diff changeset
19 bind:add_direct_child(inline);
5029
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
20
5043
17b87fffdb91 mod_sasl2_bind2: Move <inline> into <bind> feature element
Matthew Wild <mwild1@gmail.com>
parents: 5039
diff changeset
21 event.features:add_direct_child(bind);
5029
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
22 end, 1);
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
23
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
24 -- Helper to actually bind a resource to a session
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
25
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
26 local function do_bind(session, bind_request)
5180
6361afcda1a3 mod_sasl2_bind2: Support for SASL handlers forcing a specific resource
Matthew Wild <mwild1@gmail.com>
parents: 5093
diff changeset
27 local resource = session.sasl_handler.resource;
5029
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
28
5180
6361afcda1a3 mod_sasl2_bind2: Support for SASL handlers forcing a specific resource
Matthew Wild <mwild1@gmail.com>
parents: 5093
diff changeset
29 if not resource then
6361afcda1a3 mod_sasl2_bind2: Support for SASL handlers forcing a specific resource
Matthew Wild <mwild1@gmail.com>
parents: 5093
diff changeset
30 local client_name_tag = bind_request:get_child_text("tag");
6361afcda1a3 mod_sasl2_bind2: Support for SASL handlers forcing a specific resource
Matthew Wild <mwild1@gmail.com>
parents: 5093
diff changeset
31 if client_name_tag then
6361afcda1a3 mod_sasl2_bind2: Support for SASL handlers forcing a specific resource
Matthew Wild <mwild1@gmail.com>
parents: 5093
diff changeset
32 local client_id = session.client_id;
6361afcda1a3 mod_sasl2_bind2: Support for SASL handlers forcing a specific resource
Matthew Wild <mwild1@gmail.com>
parents: 5093
diff changeset
33 local tag_suffix = client_id and base64.encode(sha1(client_id):sub(1, 9)) or id.medium();
6361afcda1a3 mod_sasl2_bind2: Support for SASL handlers forcing a specific resource
Matthew Wild <mwild1@gmail.com>
parents: 5093
diff changeset
34 resource = ("%s~%s"):format(client_name_tag, tag_suffix);
6361afcda1a3 mod_sasl2_bind2: Support for SASL handlers forcing a specific resource
Matthew Wild <mwild1@gmail.com>
parents: 5093
diff changeset
35 end
5029
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
36 end
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
37
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
38 local success, err_type, err, err_msg = sm_bind_resource(session, resource);
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
39 if not success then
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
40 session.log("debug", "Resource bind failed: %s", err_msg or err);
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
41 return nil, { type = err_type, condition = err, text = err_msg };
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
42 end
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
43
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
44 session.log("debug", "Resource bound: %s", session.full_jid);
5046
904dde7be981 mod_sasl2_bind2: Remove deprecated <jid> element from <bound>
Matthew Wild <mwild1@gmail.com>
parents: 5045
diff changeset
45 return st.stanza("bound", { xmlns = xmlns_bind2 });
5029
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
46 end
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
47
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
48 -- Enable inline features requested by the client
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
49
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
50 local function enable_features(session, bind_request, bind_result)
5033
9afd98178011 mod_sasl2_bind2: Fix event name
Matthew Wild <mwild1@gmail.com>
parents: 5032
diff changeset
51 module:fire_event("enable-bind-features", {
5029
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
52 session = session;
5060
bc491065c221 mod_sasl2_bind2, mod_sasl2_sm: Remove bind2 <features/> wrapper element
Matthew Wild <mwild1@gmail.com>
parents: 5047
diff changeset
53 request = bind_request;
5029
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
54 result = bind_result;
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
55 });
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
56 end
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
57
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
58 -- SASL 2 integration
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
59
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
60 module:hook_tag(xmlns_sasl2, "authenticate", function (session, auth)
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
61 -- Cache action for future processing (after auth success)
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
62 session.sasl2_bind_request = auth:child_with_ns(xmlns_bind2);
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
63 end, 100);
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
64
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
65 module:hook("sasl2/c2s/success", function (event)
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
66 local session = event.session;
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
67
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
68 local bind_request = session.sasl2_bind_request;
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
69 if not bind_request then return; end -- No bind requested
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
70 session.sasl2_bind_request = nil;
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
71
5037
8a8100fff580 mod_sasl2_bind2, mod_sasl2_sm: Move sasl2_sm_success to session
Matthew Wild <mwild1@gmail.com>
parents: 5036
diff changeset
72 local sm_success = session.sasl2_sm_success;
5029
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
73 if sm_success and sm_success.type == "resumed" then
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
74 return; -- No need to bind a resource
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
75 end
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
76
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
77 local bind_result, err = do_bind(session, bind_request);
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
78 if not bind_result then
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
79 bind_result = st.stanza("failed", { xmlns = xmlns_bind2 })
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
80 :add_error(err);
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
81 else
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
82 enable_features(session, bind_request, bind_result);
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
83 end
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
84
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
85 event.success:add_child(bind_result);
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
86 end, 100);
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
87
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
88 -- Inline features
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
89
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
90 module:hook("advertise-bind-features", function (event)
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
91 local features = event.features;
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
92 features:tag("feature", { var = "urn:xmpp:carbons:2" }):up();
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
93 features:tag("feature", { var = "urn:xmpp:csi:0" }):up();
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
94 end);
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
95
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
96 module:hook("enable-bind-features", function (event)
5060
bc491065c221 mod_sasl2_bind2, mod_sasl2_sm: Remove bind2 <features/> wrapper element
Matthew Wild <mwild1@gmail.com>
parents: 5047
diff changeset
97 local session, request = event.session, event.request;
5029
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
98
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
99 -- Carbons
5060
bc491065c221 mod_sasl2_bind2, mod_sasl2_sm: Remove bind2 <features/> wrapper element
Matthew Wild <mwild1@gmail.com>
parents: 5047
diff changeset
100 if request:get_child("enable", "urn:xmpp:carbons:2") then
5036
9ef5625d0d39 mod_sasl2_bind2: Indicate to the client when carbons has been enabled
Matthew Wild <mwild1@gmail.com>
parents: 5033
diff changeset
101 session.want_carbons = true;
9ef5625d0d39 mod_sasl2_bind2: Indicate to the client when carbons has been enabled
Matthew Wild <mwild1@gmail.com>
parents: 5033
diff changeset
102 event.result:tag("enabled", { xmlns = "urn:xmpp:carbons:2" }):up();
9ef5625d0d39 mod_sasl2_bind2: Indicate to the client when carbons has been enabled
Matthew Wild <mwild1@gmail.com>
parents: 5033
diff changeset
103 end
5029
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
104
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
105 -- CSI
5060
bc491065c221 mod_sasl2_bind2, mod_sasl2_sm: Remove bind2 <features/> wrapper element
Matthew Wild <mwild1@gmail.com>
parents: 5047
diff changeset
106 local csi_state_tag = request:child_with_ns("urn:xmpp:csi:0");
5029
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
107 if csi_state_tag then
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
108 session.state = csi_state_tag.name;
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
109 end
56b9f0b1409f mod_sasl2_bind: Support for Bind 2.0 with SASL2
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
110 end, 10);