prosody
bf8f2da84007
plugins/mod_tokenauth.lua

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plugins/mod_tokenauth.lua @ 11200:bf8f2da84007

Merge 0.11->trunk
author Kim Alvefur <zash@zash.se>
date Thu, 05 Nov 2020 22:31:25 +0100
parent 10675:5efd6865486c
child 12649:86e1187f6274
comparison
equal deleted inserted replaced
11199:6c7c50a4de32 11200:bf8f2da84007
1 local id = require "util.id";
2 local jid = require "util.jid";
3 local base64 = require "util.encodings".base64;
4
5 local token_store = module:open_store("auth_tokens", "map");
6
7 function create_jid_token(actor_jid, token_jid, token_scope, token_ttl)
8 token_jid = jid.prep(token_jid);
9 if not actor_jid or token_jid ~= actor_jid and not jid.compare(token_jid, actor_jid) then
10 return nil, "not-authorized";
11 end
12
13 local token_username, token_host, token_resource = jid.split(token_jid);
14
15 if token_host ~= module.host then
16 return nil, "invalid-host";
17 end
18
19 local token_info = {
20 owner = actor_jid;
21 created = os.time();
22 expires = token_ttl and (os.time() + token_ttl) or nil;
23 jid = token_jid;
24 session = {
25 username = token_username;
26 host = token_host;
27 resource = token_resource;
28
29 auth_scope = token_scope;
30 };
31 };
32
33 local token_id = id.long();
34 local token = base64.encode("1;"..jid.join(token_username, token_host)..";"..token_id);
35 token_store:set(token_username, token_id, token_info);
36
37 return token, token_info;
38 end
39
40 local function parse_token(encoded_token)
41 local token = base64.decode(encoded_token);
42 if not token then return nil; end
43 local token_jid, token_id = token:match("^1;([^;]+);(.+)$");
44 if not token_jid then return nil; end
45 local token_user, token_host = jid.split(token_jid);
46 return token_id, token_user, token_host;
47 end
48
49 function get_token_info(token)
50 local token_id, token_user, token_host = parse_token(token);
51 if not token_id then
52 return nil, "invalid-token-format";
53 end
54 if token_host ~= module.host then
55 return nil, "invalid-host";
56 end
57
58 local token_info, err = token_store:get(token_user, token_id);
59 if not token_info then
60 if err then
61 return nil, "internal-error";
62 end
63 return nil, "not-authorized";
64 end
65
66 if token_info.expires and token_info.expires < os.time() then
67 return nil, "not-authorized";
68 end
69
70 return token_info
71 end
72
73 function revoke_token(token)
74 local token_id, token_user, token_host = parse_token(token);
75 if not token_id then
76 return nil, "invalid-token-format";
77 end
78 if token_host ~= module.host then
79 return nil, "invalid-host";
80 end
81 return token_store:set(token_user, token_id, nil);
82 end