<?php
/*
disks.inc
part of FreeNAS (http://www.freenas.org)
Copyright (C) 2005-2006 Olivier Cochard <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.
*/
/* include all configuration functions */
require_once("functions.inc");
function disks_mount_all()
{
global $config, $g;
if ($g['booting'])
echo "Mounting Partitions... ";
/* For each device configured:*/
if (is_array($config['mounts']['mount']))
{
foreach ($config['mounts']['mount'] as $mountent)
{
/* Advanced Umount filesystem if not booting mode (mount edition)*/
if (!$g['booting'])
disks_umount_adv($mountent);
/* mount filesystem */
disks_mount($mountent);
}
}
if ($g['booting'])
echo "done\n";
return 0;
}
function disks_mount($mount)
{
global $config, $g;
/* mount the specified $mount partition */
/* The $mount variable is the all config table for the mount point*/
/* Create one directory for each device under mnt */
$mountname=escapeshellcmd($mount['sharename']);
@mkdir ("/mnt/$mountname",0777);
/* mount the filesystems */
/* Must use a special dev name for software RAID volume */
if ($mount['partition'] == "sraid")
$devname="/dev/gvinum/{$mount['mdisk']}";
else
$devname="/dev/{$mount['mdisk']}{$mount['partition']}";
/* check the fileystem only if there is a problem*/
switch ($mount['fstype'])
{
case "ufs":
if (mwexec("/sbin/mount -t ufs -o acls {$devname} /mnt/$mountname") == 0)
{
/* Change this directory into 777 mode */
mwexec("/bin/chmod 777 /mnt/$mountname");
return 0;
}
else
{
/* If it's NOK, Check filesystem and do a fsck, answer Yes to all question*/
mwexec("/sbin/fsck -y -t ufs {$devname}");
/* Re-try to mount the partition */
if (mwexec("/sbin/mount -t ufs -o acls {$devname} /mnt/$mountname") == 0)
{
/* Change this directory into 777 mode */
mwexec("/bin/chmod 777 /mnt/$mountname");
return 0;
}
else
{
/* Not OK, remove the directory, prevent writing on RAM */
@rmdir ("/mnt/$mountname");
return 1;
}
}
break;
case "msdosfs":
if (mwexec("/sbin/mount_msdosfs -u ftp -g ftp -m 777 {$devname} /mnt/$mountname") == 0)
return 0;
else
{
exec("/sbin/fsck_msdosfs -y {$devname}");
if (mwexec("/sbin/mount_msdosfs -u ftp -g ftp -m 777 {$devname} /mnt/$mountname") == 0)
return 0;
else
{
/* Not OK, remove the directory, prevent writing on RAM */
@rmdir ("/mnt/$mountname");
return 1;
}
}
break;
case "ntfs":
if (mwexec("/sbin/mount_ntfs -u ftp -g ftp -m 777 {$devname} /mnt/$mountname") == 0)
return 0;
else
{
/* Not OK, remove the directory, prevent writing on RAM */
@rmdir ("/mnt/$mountname");
return 1;
}
break;
case "ext2fs":
if (mwexec("/sbin/mount_ext2fs {$devname} /mnt/$mountname") == 0)
{
/* Change this directory into 777 mode */
mwexec("/bin/chmod 777 /mnt/$mountname");
return 0;
}
else
{
exec("/usr/local/sbin/e2fsck -f -p -y {$devname}");
if (mwexec("/sbin/mount_ext2fs {$devname} /mnt/$mountname") == 0)
{
/* Change this directory into 777 mode */
mwexec("/bin/chmod 777 /mnt/$mountname");
return 0;
}
else
{
/* Not OK, remove the directory, prevent writing on RAM */
@rmdir ("/mnt/$mountname");
return 1;
}
}
break;
}
}
function disks_umount($mount)
{
global $config, $g;
/* Umout the specified mount point */
/* The $mount variable is the all config table for the mount point*/
$mountname=escapeshellcmd($mount['sharename']);
if (mwexec("/sbin/umount $mountname") == 0)
{
if (@rmdir ("/mnt/$mountname"))
return 0;
else
return 1;
}
else
return 1;
}
function disks_umount_adv($mount)
{
global $config, $g;
/* Advanced unmout the specified mount point without using the sharename (changing it)*/
/* The $mount variable is the all config table for the mount point*/
$mountpart="{$mount['partition']}";
if (strcmp($mountpart,"sraid") == 0)
$complete = "{$mount['mdisk']}";
else
$complete = "{$mount['mdisk']}{$mount['partition']}";
// get the mount list
$detmount = get_mounts_list();
foreach ($detmount as $detmountk => $detmountv)
{
// If we found the mount point on the device
if (strcmp($detmountv['mdisk'],$complete) == 0)
{
$mountname="{$detmountv['mp']}";
}
}
if ($mountname)
{
exec("/sbin/umount $mountname");
@rmdir ("$mountname");
return 0;
}
else
return 1;
}
function disks_mount_status($mount)
{
// This option check if the mount are mounted
global $config, $g;
$detmount = get_mounts_list();
$status="ERROR";
// Recreate the full system name device+s+partition number
/* mount the filesystems */
$mountpart="{$mount['partition']}";
if (strcmp($mountpart,"sraid") == 0)
$complete = "{$mount['mdisk']}";
else
$complete = "{$mount['mdisk']}{$mount['partition']}";
//echo "debug, display complete: $complete <br>";
foreach ($detmount as $detmountk => $detmountv)
{
//echo "debug, display detmountv[mdisk]: {$detmountv['mdisk']} <br>";
if (strcmp($detmountv['mdisk'],$complete) == 0)
{
$status="OK";
return $status;
}
}
return $status;
}
function disks_check_mount($disk)
{
// This option check if the partition 1 of the disk is mounted
// Return 0 if not, 1 if yes
global $config, $g;
$detmount = get_mounts_list();
$status=0;
// Recreate the full system name device+s+partition number
/* mount the filesystems */
$complete = "{$disk}" . "s1";
foreach ($detmount as $detmountk => $detmountv)
{
//echo "debug, display detmountv[mdisk]: {$detmountv['mdisk']} <br>";
if (strcmp($detmountv['mdisk'],$complete) == 0)
{
$status="1";
return $status;
}
}
return $status;
}
function disks_status($diskname)
{
// This option check if the configured disk is online
global $config, $g;
$detectedlist = get_physical_disks_list();
$status="MISSING";
foreach ($detectedlist as $detecteddisk => $detecteddiskv)
{
if ($detecteddisk == $diskname['name'])
{
$status="ONLINE";
if (($detecteddiskv['size'] != $diskname['size']) || ($detecteddiskv['desc'] != $diskname['desc']))
$status="CHANGED";
break;
}
}
return $status;
}
function disks_addfstab($cfgdev,$cfgtype) {
global $config, $g;
/* Open or create fstab in RW */
$fd = fopen("{$g['etc_path']}/fstab", "w");
if ( $fd )
{
/* check for the precence of dev */
/* ADD (check if it's ADD line or replace) the line for the dev */
$fstab = "/dev/$cfgdev /mnt/$cfgdev $cfgtype rw 1 1\n";
/* write out an fstab */
fwrite($fd, $fstab);
/* close file */
fclose($fd);
}
else
{
die( "fopen failed for {$g['etc_path']}/fstab" ) ;
}
}
function disks_umount_all() {
global $config, $g;
/* Sync disks*/
mwexec("/usr/bin/sync");
if (is_array($config['mounts']['mount']))
{
foreach ($config['mounts']['mount'] as $mountent)
{
/* Umount filesystem */
disks_umount($mountent);
}
}
return 0;
}
function disks_raid_configure()
{
global $config, $g;
/* Generate the raid.conf file */
if ($config['raid']['vdisk'])
{
foreach ($config['raid']['vdisk'] as $a_raid_conf)
{
if (file_exists($g['varrun_path'] . "/raid.conf.dirty") &&
!in_array("{$a_raid_conf['name']}\n",file($g['varrun_path'] . "/raid.conf.dirty"))) continue;
/* generate raid.conf */
$fd = fopen("{$g['varetc_path']}/raid-{$a_raid_conf['name']}.conf", "w");
if (!$fd)
{
printf("Error: cannot open raid.conf in services_raid_configure().\n");
return 1;
}
$raidconf="";
foreach ($a_raid_conf['diskr'] as $diskrk => $diskrv)
{
$raidconf .= <<<EOD
drive disk_{$diskrv} device /dev/{$diskrv}s1a
EOD;
}
$raidconf .= <<<EOD
volume {$a_raid_conf['name']}
EOD;
switch ($a_raid_conf['type'])
{
case "0":
$raidconf .= <<<EOD
plex org striped 256k
EOD;
foreach ($a_raid_conf['diskr'] as $diskrk => $diskrv)
{
/* Get the disksize */
$disksize=get_disks_size($diskrv);
/* Remove the ending 'B' in 'MB' */
$disksize=rtrim($disksize, 'B');
/* $raidconf .= <<<EOD
sd length {$disksize} drive disk_{$diskrv}
EOD; */
$raidconf .= <<<EOD
sd length 0 drive disk_{$diskrv}
EOD;
}
break;
case "1":
foreach ($a_raid_conf['diskr'] as $diskrk => $diskrv)
{
$raidconf .= <<<EOD
plex org concat
EOD;
/* Get the disksize */
$disksize=get_disks_size($diskrv);
/* Remove the ending 'B' in 'MB' */
$disksize=rtrim($disksize, 'B');
/* $raidconf .= <<<EOD
sd length {$disksize} drive disk_{$diskrv}
EOD; */
$raidconf .= <<<EOD
sd length 0 drive disk_{$diskrv}
EOD;
}
break;
case "5":
$raidconf .= <<<EOD
plex org raid5 256k
EOD;
foreach ($a_raid_conf['diskr'] as $diskrk => $diskrv)
{
/* Get the disksize */
$disksize=get_disks_size($diskrv);
/* Remove the ending 'B' in 'MB' */
$disksize=rtrim($disksize, 'B');
/* $raidconf .= <<<EOD
sd length {$disksize} drive disk_{$diskrv}
EOD; */
$raidconf .= <<<EOD
sd length 0 drive disk_{$diskrv}
EOD;
}
break;
}
fwrite($fd, $raidconf);
fclose($fd);
/* Create each volume */
mwexec("/sbin/gvinum create {$g['varetc_path']}/raid-{$a_raid_conf['name']}.conf");
}
/* start each volume */
foreach ($config['raid']['vdisk'] as $a_raid_conf)
{
exec("/sbin/gvinum lv $raidname",$rawdata);
if (strpos($rawdata[0],"State: up")>=0) continue;
mwexec("/sbin/gvinum start {$a_raid_conf['name']}");
}
}
return 0;
}
function disks_raid_start()
{
global $config, $g;
/* Generate the raid.conf file */
if ($config['raid']['vdisk'])
{
if ($g['booting'])
echo "Configuring raid... ";
/* start each volume */
foreach ($config['raid']['vdisk'] as $a_raid_conf)
{
mwexec("/sbin/gvinum start {$a_raid_conf['name']}");
}
if ($g['booting'])
echo "done\n";
}
return 0;
}
function disks_raid_stop()
{
global $config, $g;
/* Generate the raid.conf file */
if ($config['raid']['vdisk'])
{
if ($g['booting'])
echo "Configuring raid... ";
/* start each volume */
foreach ($config['raid']['vdisk'] as $a_raid_conf)
{
mwexec("/sbin/gvinum stop {$a_raid_conf['name']}");
}
if ($g['booting'])
echo "done\n";
}
return 0;
}
function disks_raid_delete($raidname)
{
global $config, $g;
/* Delete a gvinum volume */
//echo "DEBUG: delete {$raidname}";
exec("/sbin/gvinum lv $raidname",$rawdata);
if (strpos($rawdata[0],"State: up") === false) {
return 0;
}
mwexec("/sbin/gvinum rm -r $raidname");
foreach ($config['raid']['vdisk'] as $a_raid)
{
if ($a_raid['name'] == $raidname)
{
foreach ($a_raid['diskr'] as $disk)
{
mwexec("/sbin/gvinum rm -r disk_{$disk}");
}
}
}
return 0;
}
function fdisk_hd_install($harddrive)
{
global $config, $g;
/* Initialise HARD DRIVE for installing FreeNAS (creating 2 partition) */
/* getting disk information */
$fdisk_info=fdisk_get_info($harddrive);
/* setting FreeNAS partition size to 32Mb*/
$part_freenas_size=32;
/* convert Mb to b */
$part_freenas_size=$part_freenas_size * 1024 * 1024;
$part1_size=$part_freenas_size / $fdisk_info['sec_size'];
$part2_size=$fdisk_info['total'] - $part1_size;
/* Create fdisk config file */
/* generate fdisk.conf */
$fd = fopen("{$g['varetc_path']}/fdisk.conf", "w");
if (!$fd)
{
printf("Error: cannot open fdisk.conf in fdisk_hd_install().\n");
return 1;
}
$fdiskconf .= <<<EOD
g c{$fdisk_info['cyl']} h{$fdisk_info['head']} s{$fdisk_info['sect']}
p 1 165 1 $part1_size
p 2 165 $part1_size $part2_size
p 3 0 0 0
p 4 0 0 0
a 1
EOD;
fwrite($fd, $fdiskconf);
fclose($fd);
/* Fdisk the disk */
/* Warning: Ask two questions to the user */
mwexec("/sbin/fdisk -f {$g['varetc_path']}/fdisk.conf /dev/$harddrive");
return 0;
}
function fdisk_get_info($harddrive)
{
/* Return information about an harddrive
$result['total'] : size
$result['cyl'] : cylinders
$result['head'] : heads
$result['sect'] : sectors/track
$result['sec_size'] : Media sector size
*/
global $config, $g;
exec("/sbin/fdisk /dev/$harddrive",$rawdata);
$result=array();
foreach ($rawdata as $line)
{
/* separe the line by space or egal*/
$aline= preg_split("/[\s,]+|=/", $line);
$first_word = chop($aline[0]);
if ($aline[0] == "Media")
{
$result['sec_size']=chop($aline[4]);
continue ;
}
if ($aline[0] == "cylinders")
{
$result['cyl']=chop($aline[1]);
$result['head']=chop($aline[3]);
$result['sect']=chop($aline[5]);
continue ;
}
}
$result['total'] = $result['cyl'] * $result['head'] * $result['sect'] ;
return $result;
}
function disks_bsdlabel($harddrive,$partition,$type)
{
global $config, $g;
// Generating BSD Label table
passthru("/sbin/bsdlabel " . escapeshellarg($harddrive) ."$partition > {$g['tmp_path']}/label.tmp");
// put this file on a array
$tableau = file("{$g['tmp_path']}/label.tmp");
// Open this file in add mode
$handle = fopen("{$g['tmp_path']}/label.tmp", 'a');
while(list(,$val) = each($tableau))
{
// If the line contain the word "unused"
if (ereg ("unused",$val))
{
// Replacing c: by a:
$val = ereg_replace ("c:","a:", $val);
// Peplacing unused by $type
$val = ereg_replace ("unused",$type, $val);
// Adding this line add the end of the file
fwrite($handle, $val);
}
}
// Closing file
fclose($handle);
// Injecting this new partition table
passthru("/sbin/bsdlabel -R -B " . escapeshellarg($harddrive) ."$partition {$g['tmp_path']}/label.tmp");
}
function disks_set_ataidle()
{
global $g, $config;
if (is_array($config['disks']['disk']))
{
foreach ($config['disks']['disk'] as $disk)
{
if ($disk['type']=="IDE")
{
/* If UDMA mode forced, launch atacontrol */
if (isset($disk['udma']) && ($disk['udma'] != "auto"))
mwexec("/sbin/atacontrol mode {$disk['name']} {$disk['udma']}");
/* Don't use ataidle if all is disabled */
if (($disk['harddiskstandby'] == 0) && ($disk['apm'] == 0) && ($disk['acoustic'] == 0))
continue;
/* Found the channel and device number from the /dev name */
/* Divise the number by 2, the interger is the channel number, the rest is the device */
$value=trim($disk['name'],'ad');
$value=intval($value);
$channel = $value/2;
$device=$value % 2;
$channel=intval($channel);
$time=$disk['harddiskstandby'];
$apm=$disk['apm'];
$ac=$disk['acoustic'];
/* mwexec("/usr/local/sbin/ataidle -A $ac -P $apm -S $time $channel $device"); */
$cmd = "/usr/local/sbin/ataidle ";
if ($disk['acoustic'] != 0)
$cmd .= "-A $ac ";
if ($disk['apm'] != 0)
$cmd .= "-P $apm ";
if ($disk['harddiskstandby'] !=0)
$cmd .= "-S $time ";
$cmd .= "$channel $device";
mwexec($cmd);
}
}
return 1;
}
return 0;
}
?>
