Mercurial > prosody-modules

annotate mod_auth_sql/mod_auth_sql.lua @ 810:464ed063a8f2

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
mod_smacks: Less table indexing!
author Kim Alvefur <zash@zash.se>
date Mon, 10 Sep 2012 21:02:26 +0200
parents bd08727378be
children 881ec9919144
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
354
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
1 -- Simple SQL Authentication module for Prosody IM
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
2 -- Copyright (C) 2011 Tomasz Sterna <tomek@xiaoka.com>
399
4e0d36941ba1 mod_auth_sql: More cleanup.
Waqas Hussain <waqas20@gmail.com>
parents: 398
diff changeset
3 -- Copyright (C) 2011 Waqas Hussain <waqas20@gmail.com>
354
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
4 --
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
5
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
6 local log = require "util.logger".init("auth_sql");
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
7 local new_sasl = require "util.sasl".new;
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
8 local nodeprep = require "util.encodings".stringprep.nodeprep;
398
fdd4f5ab029a mod_auth_sql: Cleanup.
Waqas Hussain <waqas20@gmail.com>
parents: 371
diff changeset
9 local DBI = require "DBI"
354
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
10
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
11 local connection;
500
bd08727378be mod_auth_sql: Read option 'auth_sql' (thanks rdnzlc)
Matthew Wild <mwild1@gmail.com>
parents: 461
diff changeset
12 local params = module:get_option("auth_sql", module:get_option("sql"));
354
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
13
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
14 local resolve_relative_path = require "core.configmanager".resolve_relative_path;
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
15
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
16 local function test_connection()
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
17 if not connection then return nil; end
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
18 if connection:ping() then
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
19 return true;
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
20 else
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
21 module:log("debug", "Database connection closed");
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
22 connection = nil;
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
23 end
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
24 end
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
25 local function connect()
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
26 if not test_connection() then
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
27 prosody.unlock_globals();
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
28 local dbh, err = DBI.Connect(
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
29 params.driver, params.database,
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
30 params.username, params.password,
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
31 params.host, params.port
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
32 );
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
33 prosody.lock_globals();
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
34 if not dbh then
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
35 module:log("debug", "Database connection failed: %s", tostring(err));
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
36 return nil, err;
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
37 end
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
38 module:log("debug", "Successfully connected to database");
371
c416db434e5b Do not run in transaction.
Tomasz Sterna <tomek@xiaoka.com>
parents: 367
diff changeset
39 dbh:autocommit(true); -- don't run in transaction
354
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
40 connection = dbh;
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
41 return connection;
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
42 end
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
43 end
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
44
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
45 do -- process options to get a db connection
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
46 params = params or { driver = "SQLite3" };
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
47
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
48 if params.driver == "SQLite3" then
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
49 params.database = resolve_relative_path(prosody.paths.data or ".", params.database or "prosody.sqlite");
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
50 end
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
51
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
52 assert(params.driver and params.database, "Both the SQL driver and the database need to be specified");
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
53
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
54 assert(connect());
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
55 end
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
56
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
57 local function getsql(sql, ...)
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
58 if params.driver == "PostgreSQL" then
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
59 sql = sql:gsub("`", "\"");
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
60 end
371
c416db434e5b Do not run in transaction.
Tomasz Sterna <tomek@xiaoka.com>
parents: 367
diff changeset
61 if not test_connection() then connect(); end
354
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
62 -- do prepared statement stuff
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
63 local stmt, err = connection:prepare(sql);
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
64 if not stmt and not test_connection() then error("connection failed"); end
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
65 if not stmt then module:log("error", "QUERY FAILED: %s %s", err, debug.traceback()); return nil, err; end
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
66 -- run query
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
67 local ok, err = stmt:execute(...);
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
68 if not ok and not test_connection() then error("connection failed"); end
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
69 if not ok then return nil, err; end
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
70
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
71 return stmt;
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
72 end
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
73
399
4e0d36941ba1 mod_auth_sql: More cleanup.
Waqas Hussain <waqas20@gmail.com>
parents: 398
diff changeset
74 local function get_password(username)
461
bbea8081c865 Revert various changes accidentally included in previous commit
Kim Alvefur <zash@zash.se>
parents: 455
diff changeset
75 local stmt, err = getsql("SELECT `password` FROM `authreg` WHERE `username`=? AND `realm`=?", username, module.host);
399
4e0d36941ba1 mod_auth_sql: More cleanup.
Waqas Hussain <waqas20@gmail.com>
parents: 398
diff changeset
76 if stmt then
4e0d36941ba1 mod_auth_sql: More cleanup.
Waqas Hussain <waqas20@gmail.com>
parents: 398
diff changeset
77 for row in stmt:rows(true) do
4e0d36941ba1 mod_auth_sql: More cleanup.
Waqas Hussain <waqas20@gmail.com>
parents: 398
diff changeset
78 return row.password;
4e0d36941ba1 mod_auth_sql: More cleanup.
Waqas Hussain <waqas20@gmail.com>
parents: 398
diff changeset
79 end
4e0d36941ba1 mod_auth_sql: More cleanup.
Waqas Hussain <waqas20@gmail.com>
parents: 398
diff changeset
80 end
4e0d36941ba1 mod_auth_sql: More cleanup.
Waqas Hussain <waqas20@gmail.com>
parents: 398
diff changeset
81 end
4e0d36941ba1 mod_auth_sql: More cleanup.
Waqas Hussain <waqas20@gmail.com>
parents: 398
diff changeset
82
461
bbea8081c865 Revert various changes accidentally included in previous commit
Kim Alvefur <zash@zash.se>
parents: 455
diff changeset
83
398
fdd4f5ab029a mod_auth_sql: Cleanup.
Waqas Hussain <waqas20@gmail.com>
parents: 371
diff changeset
84 provider = { name = "sql" };
367
a6dee73a11e7 Implemented password and user existence check in mod_auth_sql
Tomasz Sterna <tomek@xiaoka.com>
parents: 366
diff changeset
85
398
fdd4f5ab029a mod_auth_sql: Cleanup.
Waqas Hussain <waqas20@gmail.com>
parents: 371
diff changeset
86 function provider.test_password(username, password)
461
bbea8081c865 Revert various changes accidentally included in previous commit
Kim Alvefur <zash@zash.se>
parents: 455
diff changeset
87 return password and get_password(username) == password;
398
fdd4f5ab029a mod_auth_sql: Cleanup.
Waqas Hussain <waqas20@gmail.com>
parents: 371
diff changeset
88 end
fdd4f5ab029a mod_auth_sql: Cleanup.
Waqas Hussain <waqas20@gmail.com>
parents: 371
diff changeset
89 function provider.get_password(username)
461
bbea8081c865 Revert various changes accidentally included in previous commit
Kim Alvefur <zash@zash.se>
parents: 455
diff changeset
90 return get_password(username);
398
fdd4f5ab029a mod_auth_sql: Cleanup.
Waqas Hussain <waqas20@gmail.com>
parents: 371
diff changeset
91 end
fdd4f5ab029a mod_auth_sql: Cleanup.
Waqas Hussain <waqas20@gmail.com>
parents: 371
diff changeset
92 function provider.set_password(username, password)
fdd4f5ab029a mod_auth_sql: Cleanup.
Waqas Hussain <waqas20@gmail.com>
parents: 371
diff changeset
93 return nil, "Setting password is not supported.";
354
f24998ec7f8d Implemented basic SQL authentication module.
Tomasz Sterna <tomek@xiaoka.com>
parents:
diff changeset
94 end
398
fdd4f5ab029a mod_auth_sql: Cleanup.
Waqas Hussain <waqas20@gmail.com>
parents: 371
diff changeset
95 function provider.user_exists(username)
461
bbea8081c865 Revert various changes accidentally included in previous commit
Kim Alvefur <zash@zash.se>
parents: 455
diff changeset
96 return get_password(username) and true;
398
fdd4f5ab029a mod_auth_sql: Cleanup.
Waqas Hussain <waqas20@gmail.com>
parents: 371
diff changeset
97 end
fdd4f5ab029a mod_auth_sql: Cleanup.
Waqas Hussain <waqas20@gmail.com>
parents: 371
diff changeset
98 function provider.create_user(username, password)
fdd4f5ab029a mod_auth_sql: Cleanup.
Waqas Hussain <waqas20@gmail.com>
parents: 371
diff changeset
99 return nil, "Account creation/modification not supported.";
fdd4f5ab029a mod_auth_sql: Cleanup.
Waqas Hussain <waqas20@gmail.com>
parents: 371
diff changeset
100 end
fdd4f5ab029a mod_auth_sql: Cleanup.
Waqas Hussain <waqas20@gmail.com>
parents: 371
diff changeset
101 function provider.get_sasl_handler()
fdd4f5ab029a mod_auth_sql: Cleanup.
Waqas Hussain <waqas20@gmail.com>
parents: 371
diff changeset
102 local profile = {
461
bbea8081c865 Revert various changes accidentally included in previous commit
Kim Alvefur <zash@zash.se>
parents: 455
diff changeset
103 plain = function(sasl, username, realm)
398
fdd4f5ab029a mod_auth_sql: Cleanup.
Waqas Hussain <waqas20@gmail.com>
parents: 371
diff changeset
104 local prepped_username = nodeprep(username);
fdd4f5ab029a mod_auth_sql: Cleanup.
Waqas Hussain <waqas20@gmail.com>
parents: 371
diff changeset
105 if not prepped_username then
fdd4f5ab029a mod_auth_sql: Cleanup.
Waqas Hussain <waqas20@gmail.com>
parents: 371
diff changeset
106 module:log("debug", "NODEprep failed on username: %s", username);
461
bbea8081c865 Revert various changes accidentally included in previous commit
Kim Alvefur <zash@zash.se>
parents: 455
diff changeset
107 return "", nil;
398
fdd4f5ab029a mod_auth_sql: Cleanup.
Waqas Hussain <waqas20@gmail.com>
parents: 371
diff changeset
108 end
461
bbea8081c865 Revert various changes accidentally included in previous commit
Kim Alvefur <zash@zash.se>
parents: 455
diff changeset
109 local password = get_password(prepped_username);
bbea8081c865 Revert various changes accidentally included in previous commit
Kim Alvefur <zash@zash.se>
parents: 455
diff changeset
110 if not password then return "", nil; end
bbea8081c865 Revert various changes accidentally included in previous commit
Kim Alvefur <zash@zash.se>
parents: 455
diff changeset
111 return password, true;
398
fdd4f5ab029a mod_auth_sql: Cleanup.
Waqas Hussain <waqas20@gmail.com>
parents: 371
diff changeset
112 end
fdd4f5ab029a mod_auth_sql: Cleanup.
Waqas Hussain <waqas20@gmail.com>
parents: 371
diff changeset
113 };
461
bbea8081c865 Revert various changes accidentally included in previous commit
Kim Alvefur <zash@zash.se>
parents: 455
diff changeset
114 return new_sasl(module.host, profile);
398
fdd4f5ab029a mod_auth_sql: Cleanup.
Waqas Hussain <waqas20@gmail.com>
parents: 371
diff changeset
115 end
fdd4f5ab029a mod_auth_sql: Cleanup.
Waqas Hussain <waqas20@gmail.com>
parents: 371
diff changeset
116
fdd4f5ab029a mod_auth_sql: Cleanup.
Waqas Hussain <waqas20@gmail.com>
parents: 371
diff changeset
117 module:add_item("auth-provider", provider);