1--
2-- crypt() and gen_salt(): bcrypt
3--
4SELECT crypt('', '$2a$06$RQiOJ.3ELirrXwxIZY8q0O');
5                            crypt
6--------------------------------------------------------------
7 $2a$06$RQiOJ.3ELirrXwxIZY8q0OlGbBEpDmx7IRZlNYvGJ1SHXwNi2cEKK
8(1 row)
9
10SELECT crypt('foox', '$2a$06$RQiOJ.3ELirrXwxIZY8q0O');
11                            crypt
12--------------------------------------------------------------
13 $2a$06$RQiOJ.3ELirrXwxIZY8q0OR3CVJrAfda1z26CCHPnB6mmVZD8p0/C
14(1 row)
15
16-- error, salt too short:
17SELECT crypt('foox', '$2a$');
18ERROR:  invalid salt
19-- error, first digit of count in salt invalid
20SELECT crypt('foox', '$2a$40$RQiOJ.3ELirrXwxIZY8q0O');
21ERROR:  invalid salt
22-- error, count in salt too small
23SELECT crypt('foox', '$2a$00$RQiOJ.3ELirrXwxIZY8q0O');
24ERROR:  invalid salt
25CREATE TABLE ctest (data text, res text, salt text);
26INSERT INTO ctest VALUES ('password', '', '');
27UPDATE ctest SET salt = gen_salt('bf', 8);
28UPDATE ctest SET res = crypt(data, salt);
29SELECT res = crypt(data, res) AS "worked"
30FROM ctest;
31 worked
32--------
33 t
34(1 row)
35
36DROP TABLE ctest;
37