Mercurial > prosody-modules

annotate mod_auth_dovecot/mod_auth_dovecot.lua @ 271:05ea4abb664d

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
mod_auth_dovecot: Load dovecot socket path form config
author Javier Torres <javitonino@gmail.com>
date Sat, 30 Oct 2010 23:39:22 +0200
parents 853ae6ae87bf
children 6b35c23664db
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
261
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
1 -- Dovecot authentication backend for Prosody
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
2 --
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
3 -- Copyright (C) 2010 Javier Torres
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
4 -- Copyright (C) 2008-2010 Matthew Wild
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
5 -- Copyright (C) 2008-2010 Waqas Hussain
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
6 --
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
7
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
8 local socket_unix = require "socket.unix";
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
9 local datamanager = require "util.datamanager";
270
853ae6ae87bf mod_auth_dovecot: Use correct module name for logger
Javier Torres <javitonino@gmail.com>
parents: 269
diff changeset
10 local log = require "util.logger".init("auth_dovecot");
261
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
11 local new_sasl = require "util.sasl".new;
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
12 local nodeprep = require "util.encodings".stringprep.nodeprep;
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
13 local base64 = require "util.encodings".base64;
267
76f3310ec113 mod_auth_dovecot: Use PID in handshake
Javier Torres <javitonino@gmail.com>
parents: 261
diff changeset
14 local pposix = require "util.pposix";
261
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
15
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
16 local prosody = _G.prosody;
271
05ea4abb664d mod_auth_dovecot: Load dovecot socket path form config
Javier Torres <javitonino@gmail.com>
parents: 270
diff changeset
17 local socket_path = module:get_option_string("dovecot_auth_socket", "/var/run/dovecot/auth-login");
261
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
18
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
19 function new_default_provider(host)
268
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
20 local provider = { name = "dovecot", c = nil };
261
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
21 log("debug", "initializing dovecot authentication provider for host '%s'", host);
268
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
22
269
74846ec9c29f mod_auth_dovecot: Close socket on error
Javier Torres <javitonino@gmail.com>
parents: 268
diff changeset
23 -- Closes the socket
74846ec9c29f mod_auth_dovecot: Close socket on error
Javier Torres <javitonino@gmail.com>
parents: 268
diff changeset
24 function provider.close(self)
74846ec9c29f mod_auth_dovecot: Close socket on error
Javier Torres <javitonino@gmail.com>
parents: 268
diff changeset
25 if (provider.c ~= nil) then
74846ec9c29f mod_auth_dovecot: Close socket on error
Javier Torres <javitonino@gmail.com>
parents: 268
diff changeset
26 provider.c:close();
74846ec9c29f mod_auth_dovecot: Close socket on error
Javier Torres <javitonino@gmail.com>
parents: 268
diff changeset
27 end
74846ec9c29f mod_auth_dovecot: Close socket on error
Javier Torres <javitonino@gmail.com>
parents: 268
diff changeset
28 provider.c = nil;
74846ec9c29f mod_auth_dovecot: Close socket on error
Javier Torres <javitonino@gmail.com>
parents: 268
diff changeset
29 end
74846ec9c29f mod_auth_dovecot: Close socket on error
Javier Torres <javitonino@gmail.com>
parents: 268
diff changeset
30
268
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
31 -- The following connects to a new socket and send the handshake
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
32 function provider.connect(self)
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
33 -- Destroy old socket
269
74846ec9c29f mod_auth_dovecot: Close socket on error
Javier Torres <javitonino@gmail.com>
parents: 268
diff changeset
34 provider:close();
261
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
35
268
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
36 provider.c = socket.unix();
261
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
37
268
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
38 -- Create a connection to dovecot socket
271
05ea4abb664d mod_auth_dovecot: Load dovecot socket path form config
Javier Torres <javitonino@gmail.com>
parents: 270
diff changeset
39 local r, e = provider.c:connect(socket_path);
268
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
40 if (not r) then
271
05ea4abb664d mod_auth_dovecot: Load dovecot socket path form config
Javier Torres <javitonino@gmail.com>
parents: 270
diff changeset
41 log("warn", "error connecting to dovecot socket at '%s'. error was '%s'. check permissions", socket_path, e);
269
74846ec9c29f mod_auth_dovecot: Close socket on error
Javier Torres <javitonino@gmail.com>
parents: 268
diff changeset
42 provider:close();
268
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
43 return false;
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
44 end
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
45
261
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
46 -- Send our handshake
268
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
47 local pid = pposix.getpid();
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
48 if not provider:send("VERSION\t1\t1\n") then
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
49 return false
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
50 end
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
51 if (not provider:send("CPID\t" .. pid .. "\n")) then
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
52 return false
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
53 end
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
54
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
55 -- Parse Dovecot's handshake
261
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
56 local done = false;
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
57 while (not done) do
268
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
58 local l = provider:receive();
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
59 if (not l) then
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
60 return false;
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
61 end
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
62
261
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
63 parts = string.gmatch(l, "[^\t]+");
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
64 first = parts();
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
65 if (first == "VERSION") then
268
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
66 -- Version should be 1.1
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
67 local v1 = parts();
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
68 local v2 = parts();
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
69
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
70 if (not (v1 == "1" and v2 == "1")) then
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
71 log("warn", "server version is not 1.1. it is %s.%s", v1, v2);
269
74846ec9c29f mod_auth_dovecot: Close socket on error
Javier Torres <javitonino@gmail.com>
parents: 268
diff changeset
72 provider:close();
268
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
73 return false;
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
74 end
261
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
75 elseif (first == "MECH") then
268
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
76 -- Mechanisms should include PLAIN
261
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
77 local ok = false;
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
78 for p in parts do
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
79 if p == "PLAIN" then
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
80 ok = true;
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
81 end
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
82 end
268
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
83 if (not ok) then
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
84 log("warn", "server doesn't support PLAIN mechanism. It supports '%s'", l);
269
74846ec9c29f mod_auth_dovecot: Close socket on error
Javier Torres <javitonino@gmail.com>
parents: 268
diff changeset
85 provider:close();
268
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
86 return false;
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
87 end
261
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
88 elseif (first == "DONE") then
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
89 done = true;
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
90 end
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
91 end
268
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
92 return true;
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
93 end
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
94
269
74846ec9c29f mod_auth_dovecot: Close socket on error
Javier Torres <javitonino@gmail.com>
parents: 268
diff changeset
95 -- Wrapper for send(). Handles errors
268
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
96 function provider.send(self, data)
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
97 local r, e = provider.c:send(data);
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
98 if (not r) then
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
99 log("warn", "error sending '%s' to dovecot. error was '%s'", data, e);
269
74846ec9c29f mod_auth_dovecot: Close socket on error
Javier Torres <javitonino@gmail.com>
parents: 268
diff changeset
100 provider:close();
268
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
101 return false;
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
102 end
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
103 return true;
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
104 end
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
105
269
74846ec9c29f mod_auth_dovecot: Close socket on error
Javier Torres <javitonino@gmail.com>
parents: 268
diff changeset
106 -- Wrapper for receive(). Handles errors
268
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
107 function provider.receive(self)
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
108 local r, e = provider.c:receive();
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
109 if (not r) then
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
110 log("warn", "error receiving data from dovecot. error was '%s'", socket, e);
269
74846ec9c29f mod_auth_dovecot: Close socket on error
Javier Torres <javitonino@gmail.com>
parents: 268
diff changeset
111 provider:close();
268
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
112 return false;
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
113 end
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
114 return r;
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
115 end
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
116
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
117 function provider.test_password(username, password)
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
118 log("debug", "test password '%s' for user %s at host %s", password, username, module.host);
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
119
269
74846ec9c29f mod_auth_dovecot: Close socket on error
Javier Torres <javitonino@gmail.com>
parents: 268
diff changeset
120 local tries = 0;
74846ec9c29f mod_auth_dovecot: Close socket on error
Javier Torres <javitonino@gmail.com>
parents: 268
diff changeset
121
74846ec9c29f mod_auth_dovecot: Close socket on error
Javier Torres <javitonino@gmail.com>
parents: 268
diff changeset
122 if (provider.c == nil or tries > 0) then
74846ec9c29f mod_auth_dovecot: Close socket on error
Javier Torres <javitonino@gmail.com>
parents: 268
diff changeset
123 if (not provider:connect()) then
74846ec9c29f mod_auth_dovecot: Close socket on error
Javier Torres <javitonino@gmail.com>
parents: 268
diff changeset
124 return nil, "Auth failed. Dovecot communications error";
74846ec9c29f mod_auth_dovecot: Close socket on error
Javier Torres <javitonino@gmail.com>
parents: 268
diff changeset
125 end
268
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
126 end
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
127
261
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
128 -- Send auth data
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
129 username = username .. "@" .. module.host; -- FIXME: this is actually a hack for my server
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
130 local b64 = base64.encode(username .. "\0" .. username .. "\0" .. password);
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
131 local id = "54321"; -- FIXME: probably can just be a fixed value if making one request per connection
268
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
132 if (not provider:send("AUTH\t" .. id .. "\tPLAIN\tservice=XMPP\tresp=" .. b64 .. "\n")) then
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
133 return nil, "Auth failed. Dovecot communications error";
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
134 end
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
135
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
136 -- Get response
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
137 local l = provider:receive();
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
138 if (not l) then
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
139 return nil, "Auth failed. Dovecot communications error";
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
140 end
261
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
141 local parts = string.gmatch(l, "[^\t]+");
268
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
142
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
143 -- Check response
261
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
144 if (parts() == "OK") then
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
145 return true;
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
146 else
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
147 return nil, "Auth failed. Invalid username or password.";
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
148 end
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
149 end
269
74846ec9c29f mod_auth_dovecot: Close socket on error
Javier Torres <javitonino@gmail.com>
parents: 268
diff changeset
150
261
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
151 function provider.get_password(username)
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
152 return nil, "Cannot get_password in dovecot backend.";
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
153 end
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
154
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
155 function provider.set_password(username, password)
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
156 return nil, "Cannot set_password in dovecot backend.";
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
157 end
269
74846ec9c29f mod_auth_dovecot: Close socket on error
Javier Torres <javitonino@gmail.com>
parents: 268
diff changeset
158
261
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
159 function provider.user_exists(username)
268
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
160 --TODO: Send an auth request. If it returns FAIL <id> user=<user> then user exists.
269
74846ec9c29f mod_auth_dovecot: Close socket on error
Javier Torres <javitonino@gmail.com>
parents: 268
diff changeset
161 return nil, "user_exists not yet implemented in dovecot backend.";
261
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
162 end
269
74846ec9c29f mod_auth_dovecot: Close socket on error
Javier Torres <javitonino@gmail.com>
parents: 268
diff changeset
163
261
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
164 function provider.create_user(username, password)
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
165 return nil, "Cannot create_user in dovecot backend.";
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
166 end
269
74846ec9c29f mod_auth_dovecot: Close socket on error
Javier Torres <javitonino@gmail.com>
parents: 268
diff changeset
167
261
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
168 function provider.get_sasl_handler()
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
169 local realm = module:get_option("sasl_realm") or module.host;
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
170 local getpass_authentication_profile = {
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
171 plain_test = function(username, password, realm)
268
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
172 local prepped_username = nodeprep(username);
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
173 if not prepped_username then
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
174 log("debug", "NODEprep failed on username: %s", username);
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
175 return "", nil;
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
176 end
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
177 return usermanager.test_password(prepped_username, realm, password), true;
cfcd4efb0fa4 mod_auth_dovecot: Remove asserts (use logger) and refactor socket code
Javier Torres <javitonino@gmail.com>
parents: 267
diff changeset
178 end
269
74846ec9c29f mod_auth_dovecot: Close socket on error
Javier Torres <javitonino@gmail.com>
parents: 268
diff changeset
179 };
74846ec9c29f mod_auth_dovecot: Close socket on error
Javier Torres <javitonino@gmail.com>
parents: 268
diff changeset
180 return new_sasl(realm, getpass_authentication_profile);
74846ec9c29f mod_auth_dovecot: Close socket on error
Javier Torres <javitonino@gmail.com>
parents: 268
diff changeset
181 end
74846ec9c29f mod_auth_dovecot: Close socket on error
Javier Torres <javitonino@gmail.com>
parents: 268
diff changeset
182
74846ec9c29f mod_auth_dovecot: Close socket on error
Javier Torres <javitonino@gmail.com>
parents: 268
diff changeset
183 return provider;
261
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
184 end
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
185
0f46fb2dbc79 mod_auth_dovecot: Initial commit of Dovecot authentication backend by Javier Torres
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
186 module:add_item("auth-provider", new_default_provider(module.host));