<?php
/*
system.inc
part of FreeNAS (http://www.freenas.org)
Copyright (C) 2005-2007 Olivier Cochard-Labbe <olivier@freenas.org>.
All rights reserved.
Based on m0n0wall (http://m0n0.ch/wall)
Copyright (C) 2003-2006 Manuel Kasper <mk@neon1.net>.
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
1. Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.
*/
require_once("functions.inc");
require_once("util.inc");
require_once("rc.inc");
function system_stop_common() {
/* Umount all disk s*/
disks_umount_all();
/* Detach all encrypted disks */
disks_geli_detach_all();
/* Stop all raid disks */
disks_raid_stop();
}
function system_reboot() {
// Initiate halt. Everything will be done automatically
// in /etc/rc.dhutdown by executing rc-init scripts in
// reverse order (the 'KEYWORD: shutdown' must be defined).
mwexec("/sbin/shutdown -r now");
}
function system_halt() {
// Initiate halt. Everything will be done automatically
// in /etc/rc.dhutdown by executing rc-init scripts in
// reverse order (the 'KEYWORD: shutdown' must be defined).
mwexec("/sbin/shutdown -p now");
}
function system_do_shell_commands($early = 0) {
global $config;
if ($early)
$cmdn = "earlyshellcmd";
else
$cmdn = "shellcmd";
if (is_array($config['system'][$cmdn])) {
foreach ($config['system'][$cmdn] as $cmd) {
system($cmd);
}
}
}
function system_do_extensions($early = false) {
global $config, $g;
if (!is_dir("{$g['etc_path']}/inc/ext"))
return;
$dh = @opendir("{$g['etc_path']}/inc/ext");
if ($dh) {
while (($extd = readdir($dh)) !== false) {
if (($extd === ".") || ($extd === ".."))
continue;
$rcfile = "{$g['etc_path']}/inc/ext/" . $extd . "/" . ($early ? "rc.early" : "rc");
if (file_exists($rcfile))
passthru($rcfile);
}
closedir($dh);
}
}
// Create the following files:
// - /var/etc/master.passwd
// - /var/etc/group
// - /var/etc/passwd, pwd.db and spwd.db
// - /var/run/.htpasswd
// Return 0 if successful, otherwise 1
function system_create_usermanagement()
{
global $g;
$result = 0;
if (is_booting())
write_console("Generating user/password database(s)... ");
$result |= system_create_masterpasswd();
$result |= system_create_group();
$result |= system_create_pwdmkdb();
$result |= system_create_htpasswd();
if (0 == $result) {
if(is_booting())
write_console("done\n");
write_log("User/password database(s) created");
} else {
if(is_booting())
write_console("failed\n");
write_log("Error: Failed to create user/password database(s)");
}
return $result;
}
// Create the /var/etc/master.passwd file.
// Return 0 if successful, otherwise 1
function system_create_masterpasswd()
{
global $config, $g;
$masterpasswd = <<<EOD
root:{$config['system']['password']}:0:0::0:0:Charlie &:/root:/bin/tcsh
toor:*:0:0::0:0:Bourne-again Superuser:/root:
daemon:*:1:1::0:0:Owner of many system processes:/root:/usr/sbin/nologin
operator:*:2:5::0:0:System &:/:/usr/sbin/nologin
bin:*:3:7::0:0:Binaries Commands and Source:/:/usr/sbin/nologin
tty:*:4:65533::0:0:Tty Sandbox:/:/usr/sbin/nologin
kmem:*:5:65533::0:0:KMem Sandbox:/:/usr/sbin/nologin
www:*:80:80::0:0:World Wide Web Owner:/nonexistent:/usr/sbin/nologin
nobody:*:65534:65534::0:0:Unprivileged user:/nonexistent:/usr/sbin/nologin
ftp:*:21:50::0:0:FTP user:/mnt:/sbin/nologin
man:*:9:9::0:0:Mister Man Pages:/usr/share/man:/usr/sbin/nologin
sshd:*:22:22::0:0:Secure Shell Daemon:/var/empty:/usr/sbin/nologin
_dhcp:*:65:65::0:0:dhcp programs:/var/empty:/usr/sbin/nologin
EOD;
if (is_array($config['access']['user']))
{
foreach ($config['access']['user'] as $user)
{
$password=crypt($user['password']);
if (isset($user['fullshell']))
{
$masterpasswd .= <<<EOD
{$user['login']}:{$password}:{$user['id']}:{$user['usergroupid']}::0:0:{$user['fullname']}:/mnt:/bin/tcsh
EOD;
}
else
{
$masterpasswd .= <<<EOD
{$user['login']}:{$password}:{$user['id']}:{$user['usergroupid']}::0:0:{$user['fullname']}:/mnt:/usr/local/bin/scponly
EOD;
}
}
}
$fd = fopen("{$g['varetc_path']}/master.passwd", "w");
if (!$fd) {
$message = "Error: Can't open master.passwd in system_create_masterpasswd()";
write_console($message . ".\n");
write_log($message);
return 1;
}
fwrite($fd, $masterpasswd);
fclose($fd);
return 0;
}
// Generate the /var/etc/passwd, pwd.db and spwd.db files.
// Return 0 if successful, otherwise 1
function system_create_pwdmkdb()
{
global $g;
return (mwexec("/usr/sbin/pwd_mkdb -p -d {$g['varetc_path']} {$g['varetc_path']}/master.passwd"));
}
// Create the /var/etc/group file.
// Return 0 if successful, otherwise 1
function system_create_group()
{
global $config, $g;
$groupfile = <<<EOD
wheel:*:0:root
EOD;
/* If user exist with admin right, put them on the wheel group */
if (is_array($config['access']['user'])) {
foreach ($config['access']['user'] as $user) {
if (isset($user['admin'])) {
$groupfile .= <<<EOD
,{$user['login']}
EOD;
}
}
}
$groupfile .= <<<EOD
daemon:*:1:
kmem:*:2:
sys:*:3:
tty:*:4:
operator:*:5:root
bin:*:7:
staff:*:20:
man:*:9:
sshd:*:22:
guest:*:31:
ftp:*:50:
_pflogd:*:64:
_dhcp:*:65:
network:*:69:
www:*:80:
nogroup:*:65533:
nobody:*:65534:
admin:*:1000:
EOD;
if (is_array($config['access']['group'])) {
foreach ($config['access']['group'] as $group) {
$groupfile .= <<<EOD
{$group['name']}:*:{$group['id']}:
EOD;
}
}
$fd = fopen("{$g['varetc_path']}/group", "w");
if (!$fd) {
$message = "Error: Can't open group in system_create_group()";
write_console($message . ".\n");
write_log($message);
return 1;
}
fwrite($fd, $groupfile);
fclose($fd);
return 0;
}
// Generate the /var/run/.htpasswd file used by lighttpd.
// Return 0 if successful, otherwise 1
function system_create_htpasswd() {
global $config, $g;
$result = 0 ;
$fd = fopen("{$g['varrun_path']}/.htpasswd", "w");
if (!$fd) {
$message = "Error: Can't create .htpasswd in system_create_htpasswd()";
write_console($message . ".\n");
write_log($message);
return 1;
}
if ($config['system']['username'])
$username = $config['system']['username'];
else
$username = "admin";
fwrite($fd, $username . ":" . $config['system']['password'] . "\n");
fclose($fd);
$result = mwexec("/bin/chmod 0600 {$g['varrun_path']}/.htpasswd");
return $result;
}
/* Init language environment */
function system_language_load()
{
global $config, $g_languages;
/* Get the language configured*/
$language = $config['system']['language'];
$locale = $g_languages[$language];
$domain = strtolower( get_product_name());
$codeset = ltrim(strstr($locale,"."),".");
putenv( "LANG=$locale");
setlocale( LC_MESSAGES, $locale);
bindtextdomain( $domain, "/usr/local/share/locale");
bind_textdomain_codeset( $domain, $codeset);
textdomain( $domain);
}
?>
