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drivers_squid_pam.php
1<?php
14require_once("auth-functions.php");
15
20{
33 function __construct($config) {
34 global $c;
35 if (! file_exists($config)){
36 $c->messages[] = sprintf(i18n( 'drivers_squid_pam : Unable to find %s file'), $config );
37 $this->valid=false;
38 return ;
39 }
40 }
41}
42
43
47function SQUID_PAM_check($username, $password ){
48 global $c;
49
50 $script = $c->authenticate_hook['config']['script'];
51 if ( empty($script) ) $script = $c->authenticate_hook['config']['path'];
52 $cmd = sprintf( 'echo %s %s | %s -n common-auth', escapeshellarg($username), escapeshellarg($password),
53 $script);
54 $auth_result = exec($cmd);
55 if ( $auth_result == "OK") {
56 dbg_error_log('PAM', 'User %s successfully authenticated', $username);
57 $principal = new Principal('username',$username);
58 if ( !$principal->Exists() ) {
59 dbg_error_log('PAM', 'User %s does not exist in local db, creating', $username);
60 $pwent = posix_getpwnam($username);
61 $gecos = explode(',',$pwent['gecos']);
62 $fullname = $gecos[0];
63 $principal->Create( array(
64 'username' => $username,
65 'user_active' => 't',
66 'email' => sprintf('%s@%s', $username, $email_base),
67 'fullname' => $fullname
68 ));
69 if ( ! $principal->Exists() ) {
70 dbg_error_log( "PAM", "Unable to create local principal for '%s'", $username );
71 return false;
72 }
73 CreateHomeCollections($username);
74 CreateDefaultRelationships($username);
75 }
76 return $principal;
77 }
78 else {
79 dbg_error_log( "PAM", "User %s is not a valid username (or password was wrong)", $username );
80 return false;
81 }
82
83}