Menu="OtherSettings"
Title="Docker"
Icon="icon-docker"
Tag="icon-docker"
---
<?PHP
/* Copyright 2005-2025, Lime Technology
 * Copyright 2012-2025, Bergware International.
 * Copyright 2014-2021, Guilherme Jardim, Eric Schultz, Jon Panozzo.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License version 2,
 * as published by the Free Software Foundation.
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 */
?>
<?
// Add the Docker JSON client
require_once "$docroot/plugins/dynamix.docker.manager/include/DockerClient.php";

$DockerClient = new DockerClient();
exec("/etc/rc.d/rc.docker status >/dev/null",$dummy,$DockerStopped);

function strposX($s, $c, $n=1) {
  $p = 0;
  while ($n && $p = strpos($s,$c,$p) !== false) {$n--; $p += strlen($c);}
  return $p;
}

unset($custom,$other);
exec("ls --indicator-style=none /sys/class/net | grep -P '^br[0-9]'",$custom);
exec("ls --indicator-style=none /sys/class/net | grep -P '^(bond|eth|wlan)[0-9]'",$other);
$bridge = count($custom) > 0;
$slaves = [];

foreach ($other as $network) {
  if (substr($network,0,4) == 'bond') {
    $br = str_replace('bond','br',$network);
    $bond = "/sys/class/net/$network/bonding/slaves";
    if (file_exists($bond)) $slaves = array_merge($slaves,explode(' ',str_replace("\n","",file_get_contents($bond))));
    if (!in_array($br,$custom)) $custom[] = $network;
  } elseif ($bridge && substr($network,0,3) == 'eth') {
    $br = str_replace('eth','br',$network);
    $bond = str_replace('eth','bond',$network);
    if (!in_array($br,$custom) && !in_array($bond,$custom)) $custom[] = $network;
  } else {
    $custom[] = $network;
  }
}

$include = $include6 = $address = $address6 = $gateway = $gateway6 = $unset = $protocol = [];
$wide    = false;
$wlan    = (array)@parse_ini_file('/var/local/emhttp/wireless.ini');

foreach ($custom as $network) {
  if (in_array($network,$slaves)) continue;
  $ip4    = exec("ip -4 -br addr show scope global primary dev $network | awk '{print $3;exit}'");
  $ip6    = exec("ip -6 -br addr show scope global primary -deprecated dev $network | awk '{print $3;exit}'");
  $gw4    = $ip4 ? exec("ip -4 route show to default dev $network | awk '{print $3;exit}'") : '';
  $gw6    = $ip6 ? exec("ip -6 route show to default dev $network | awk '{print $3;exit}'") : '';
  $route4 = $ip4 ? exec("ip -4 route show dev $network | sort | awk -v ORS=\" \" '\$1 !~ /^default/ {print \$1}' | sed 's/ \$//'") : '';
  $route6 = $ip6 ? exec("ip -6 route show dev $network | sort | awk -v ORS=\" \" '\$1 !~ /^(default|fe80)/ {print \$1}' | sed 's/ \$//'") : '';
  if (substr($network,0,4) != 'wlan') {
    [$eth,$vlan] = my_explode('.',$network);
    $eth = str_replace(['bond','br'],'eth',$eth);
    if (!$vlan) {
      $protocol[$network] = _var($$eth,'PROTOCOL:0','ipv4');
    } else {
      foreach ($$eth as $key => $value) if (strpos($key,'VLANID')!==false && $value==$vlan) {$protocol[$network] = _var($$eth,str_replace('VLANID','PROTOCOL',$key),'ipv4'); break;}
    }
  } else {
    $protocol[$network] = empty($wlan['IP6']) ? 'ipv4' : 'ipv4+ipv6';
  }
  if ($ip4 && $route4) {
    $include[$network] = $route4;
    $address[$network] = $ip4;
    $gateway[$network] = $gw4;
  } elseif (!array_key_exists($network,$gateway6)) {
    $unset[] = $network;
  }
  if ($ip6 && $route6) {
    $include6[$network] = $route6;
    $address6[$network] = $ip6;
    $gateway6[$network] = $gw6;
  } elseif (!array_key_exists($network,$gateway)) {
    $unset[] = $network;
  }
  if ($protocol[$network] != 'ipv4') $wide = true;
}

$ip4class = $wide ? 'ip6' : 'ip4';
$gw4class = $wide ? 'gw6' : 'gw4';

$unset = array_unique($unset);

function normalize($network) {
  return strtoupper(str_replace('.','_',$network));
}

function base_min($route) {
  [$net,$mask] = my_explode('/',$route);
  $mask = 32-$mask;
  return explode('.',long2ip((ip2long($net)>>$mask)<<$mask));
}

function base_max($route) {
  [$net,$mask] = my_explode('/',$route);
  $mask = 32-$mask;
  return explode('.',long2ip(((ip2long($net)>>$mask)<<$mask)+pow(2,$mask)-1));
}

function base_net($route) {
  return substr(explode('/',$route)[0],0,-2);
}

$bgcolor = $themeHelper->isLightTheme() ? '#f2f2f2' : '#1c1c1c'; // $themeHelper set in DefaultPageLayout.php

//Check if docker.cfg does exist
$no_dockercfg = !is_file('/boot/config/docker.cfg');
?>
<link type="text/css" rel="stylesheet" href="<?autov('/webGui/styles/jquery.filetree.css')?>">
<link type="text/css" rel="stylesheet" href="<?autov('/webGui/styles/jquery.switchbutton.css')?>">

&nbsp;
: <span><input type="checkbox" class="advancedview"></span>

<form markdown="1" id="settingsForm" name="settingsForm" method="POST" action="/update.php" target="progressFrame" onsubmit="return prepareDocker(this)">
<input type="hidden" name="#file" value="<?=$docker_cfgfile?>">
<input type="hidden" name="#include" value="/plugins/dynamix.docker.manager/include/PruneConfig.php">
<input type="hidden" name="#command" value="/plugins/dynamix/scripts/emcmd">
<input type="hidden" name="#arg[1]" value="cmdStatus=Apply">
<input type="hidden" name="#cleanup" value="true">
<input type="hidden" name="DOCKER_CUSTOM_NETWORKS" value="<?=implode(' ',$unset)?> ">
<input type="hidden" name="DOCKER_IMAGE_FILE" value="<?=_var($dockercfg,'DOCKER_IMAGE_FILE')?>">

_(Enable Docker)_:
: <select id="DOCKER_ENABLED" name="DOCKER_ENABLED">
  <?=mk_option(_var($dockercfg,'DOCKER_ENABLED'), 'no', _('No'))?>
  <?=mk_option(_var($dockercfg,'DOCKER_ENABLED'), 'yes', _('Yes'))?>
  </select>
<?if (_var($var,'fsState')!="Started"):?>
  <span id="arraystopped"><i class="fa fa-warning icon warning"></i> <?=(_var($dockercfg,'DOCKER_ENABLED')=='yes') ? '_(Docker will be available after Array is Started)_' : '_(Apply to activate Docker after Array is Started)_'?></span>
<?endif;?>

:docker_enable_help:

_(Enable container table readmore-js)_:
: <select id="DOCKER_READMORE" name="DOCKER_READMORE">
  <?=mk_option(_var($dockercfg,'DOCKER_READMORE'), 'yes', _('Yes'))?>
  <?=mk_option(_var($dockercfg,'DOCKER_READMORE'), 'no', _('No'))?>
  </select>

:docker_readmore_help:

_(Docker Stop Timeout)_ (_(seconds)_):
: <input id="DOCKER_TIMEOUT" type="number" name="DOCKER_TIMEOUT" min='1' value="<?=htmlspecialchars(_var($dockercfg,'DOCKER_TIMEOUT'))?>">

:docker_timeout_help:

_(Docker PID Limit)_:
: <input id="DOCKER_PID_LIMIT" type="number" name="DOCKER_PID_LIMIT" min='1' value="<?=htmlspecialchars(_var($dockercfg,'DOCKER_PID_LIMIT'))?>" placeholder="2048">

:docker_pid_limit_help:

<?if ($DockerStopped):?>

_(Docker data-root)_:
: <select id="DOCKER_IMAGE_TYPE" name="DOCKER_IMAGE_TYPE" onchange="updateLocation(this.value)">
  <?=mk_option(_var($dockercfg,'DOCKER_IMAGE_TYPE'), '', _('btrfs vDisk'))?>
  <?=mk_option(_var($dockercfg,'DOCKER_IMAGE_TYPE'), 'xfs', _('xfs vDisk'))?>
  <?=mk_option(_var($dockercfg,'DOCKER_IMAGE_TYPE'), 'folder', _('directory'))?>
  </select>

:docker_vdisk_type_help:

<div markdown="1" id="vdisk_file" style="display:none">
_(Docker vDisk size)_ (_(GB)_):
: <span>
    <input id="DOCKER_IMAGE_SIZE" type="number" name="DOCKER_IMAGE_SIZE" value="<?=htmlspecialchars(_var($dockercfg,'DOCKER_IMAGE_SIZE'))?>" required>
    <span id="SIZE_ERROR" class="errortext"></span>
  </span>

:docker_vdisk_size_help:

_(Docker vDisk location)_:
: <input type="text" id="DOCKER_IMAGE_FILE1" name="DOCKER_IMAGE_FILE1" autocomplete="off" spellcheck="false" value="<?=htmlspecialchars(_var($dockercfg,'DOCKER_IMAGE_FILE'))?>" placeholder="_(e.g.)_ /mnt/user/system/docker.img" data-pickcloseonfile="true" data-pickfilter="img" data-pickroot="/mnt" data-pickfolders="true" disabled required pattern="^[^\\]*(docker-xfs\.img|docker\.img)$">
  <span class="deleteLabel">
    <label>
      <input type="checkbox" class="deleteCheckbox">
      _(Delete vDisk file)_
    </label>
  </span>
<?if ($var['fsState'] != "Started"):?>
  <span><i class="fa fa-warning icon warning"></i> _(Modify with caution: unable to validate path until Array is Started)_</span>
<?endif;?>
  <span id="IMAGE_ERROR1" class="errortext"></span>

:docker_vdisk_location_help:

</div>
<div markdown="1" id="vdisk_dir" style="display:none">
_(Docker directory)_:
: <input type="text" id="DOCKER_IMAGE_FILE2" name="DOCKER_IMAGE_FILE2" autocomplete="off" spellcheck="false" value="<?=htmlspecialchars(_var($dockercfg,'DOCKER_IMAGE_FILE'))?>" placeholder="_(e.g.)_ /mnt/user/system/docker" data-pickcloseonfile="true" data-pickfilter="HIDE_FILES_FILTER" data-pickroot="/mnt" data-pickfolders="true" disabled required pattern="^[^\\]*/$">
  <span class="deleteLabel">
    <label>
      <input type="checkbox" class="deleteCheckbox">
      _(Delete directory)_
    </label>
  </span>
<?if ($var['fsState'] != "Started"):?>
  <span><i class="fa fa-warning icon warning"></i> _(Modify with caution: unable to validate path until Array is Started)_</span>
<?endif;?>
  <span id="IMAGE_ERROR2" class="errortext"></span>

:docker_vdisk_directory_help:

</div>

<div markdown="1" id="backingfs_type" style="display:none">
_(Docker storage driver)_:
: <select id="DOCKER_BACKINGFS" name="DOCKER_BACKINGFS" onchange="updateBackingFS(this.value)">
  <?=mk_option(_var($dockercfg,'DOCKER_BACKINGFS'), 'overlay2', _('overlay2'))?>
  <?=mk_option(_var($dockercfg,'DOCKER_BACKINGFS'), 'native', _('native'))?>
  </select>
<?if ($var['fsState'] != "Started"):?>
  <span id="WARNING_BACKINGFS" style="display:none;"><i class="fa fa-warning icon warning"></i>_(Only modify if this is a new installation since this can lead to unwanted behaviour!)_</span>
<?endif;?>

:docker_storage_driver_help:

</div>

_(Default appdata storage location)_:
: <input type="text" id="DOCKER_APP_CONFIG_PATH" name="DOCKER_APP_CONFIG_PATH" autocomplete="off" spellcheck="false" value="<?=htmlspecialchars(_var($dockercfg,'DOCKER_APP_CONFIG_PATH'))?>" placeholder="_(e.g.)_ /mnt/user/appdata/" data-pickfilter="HIDE_FILES_FILTER" data-pickroot="/mnt" data-pickfolders="true" pattern="^[^\\]*/$">
<?if ($var['fsState'] != "Started"):?>
  <span><i class="fa fa-warning icon warning"></i> _(Modify with caution: unable to validate path until Array is Started)_</span>
<?endif;?>

:docker_appdata_location_help:

<div markdown="1" class="advanced">
_(Docker LOG rotation)_:
: <select name="DOCKER_LOG_ROTATION" onchange="showLogOptions(this.value)">
  <?=mk_option(_var($dockercfg,'DOCKER_LOG_ROTATION'), 'no', _('Disabled'))?>
  <?=mk_option(_var($dockercfg,'DOCKER_LOG_ROTATION'), 'yes', _('Enabled'))?>
  </select>

:docker_log_rotation_help:

<div markdown="1" id="DOCKER_LOG_OPTIONS" style="display:none">
_(Docker LOG maximum file size)_:
: <select name="DOCKER_LOG_SIZE">
  <?=mk_option(_var($dockercfg,'DOCKER_LOG_SIZE'), '10m', '10 '._('MB'))?>
  <?=mk_option(_var($dockercfg,'DOCKER_LOG_SIZE'), '20m', '20 '._('MB'))?>
  <?=mk_option(_var($dockercfg,'DOCKER_LOG_SIZE'), '50m', '50 '._('MB'))?>
  <?=mk_option(_var($dockercfg,'DOCKER_LOG_SIZE'), '100m', '100 '._('MB'))?>
  <?=mk_option(_var($dockercfg,'DOCKER_LOG_SIZE'), '500m', '500 '._('MB'))?>
  <?=mk_option(_var($dockercfg,'DOCKER_LOG_SIZE'), '1g', '1000 '._('MB'))?>
  </select>

:docker_log_file_size_help:

_(Docker LOG number of files)_:
: <select name="DOCKER_LOG_FILES">
  <?=mk_option(_var($dockercfg,'DOCKER_LOG_FILES'), '1', '1')?>
  <?=mk_option(_var($dockercfg,'DOCKER_LOG_FILES'), '2', '2')?>
  <?=mk_option(_var($dockercfg,'DOCKER_LOG_FILES'), '3', '3')?>
  </select>

:docker_log_file_number_help:

</div>
_(Template Authoring Mode)_:
: <select id="DOCKER_AUTHORING_MODE" name="DOCKER_AUTHORING_MODE">
  <?=mk_option(_var($dockercfg,'DOCKER_AUTHORING_MODE'), 'no', _('No'))?>
  <?=mk_option(_var($dockercfg,'DOCKER_AUTHORING_MODE'), 'yes', _('Yes'))?>
  </select>

:docker_authoring_mode_help:

_(Docker custom network type)_:
: <select name="DOCKER_NETWORK_TYPE">
  <?=mk_option(_var($dockercfg,'DOCKER_NETWORK_TYPE'), '1', _('ipvlan'), $bridge?'':'disabled')?>
  <?=mk_option(_var($dockercfg,'DOCKER_NETWORK_TYPE'), '', _('macvlan'), $bridge?'':'selected')?>
  </select>
  <span class="input-instructions">
    _(Please read the Help carefully)_.  _(Misconfiguration can cause problems)_.
  </span>

:docker_custom_network_type_help:

_(Host access to custom networks)_:
: <select name="DOCKER_ALLOW_ACCESS">
  <?=mk_option(_var($dockercfg,'DOCKER_ALLOW_ACCESS'), '', _('Disabled'))?>
  <?=mk_option(_var($dockercfg,'DOCKER_ALLOW_ACCESS'), 'yes', _('Enabled'))?>
  </select>
  <span class="input-instructions">
    _(Make sure you understand what you are doing before enabling)_.
  </span>

:docker_custom_network_access_help:

_(Preserve user defined networks)_:
: <select name="DOCKER_USER_NETWORKS">
  <?=mk_option(_var($dockercfg,'DOCKER_USER_NETWORKS'), 'remove', _('No'))?>
  <?=mk_option(_var($dockercfg,'DOCKER_USER_NETWORKS'), 'preserve', _('Yes'))?>
  </select>

:docker_user_defined_network_help:

<?foreach ($include as $network => $route):?>
<?
$net = normalize($network);
$docker_auto = "DOCKER_AUTO_$net";
$docker_dhcp = "DOCKER_DHCP_$net";
?>
<input type="hidden" name="<?=$docker_auto?>" value="<?=_var($dockercfg,$docker_auto)?>">

_(IPv4 custom network on interface)_ <?=$network?> (_(optional)_):
<?
  $auto = _var($dockercfg,$docker_auto) == '' || str_contains(_var($dockercfg,$docker_auto), '4');
  $autoDisabled = $auto ? '' : 'disabled';
  $dhcp = _var($dockercfg,$docker_dhcp);
  $dhcpDisabled = ($auto && $dhcp) ? '' : 'disabled';
  $net = base_min($route);
  $max = base_max($route);
  $mask = explode('/',$route)[1];
  $net_user = $dhcp ? base_min($dhcp) : $net;
  $mask_user = $dhcp ? explode('/',$dhcp)[1] : $mask+1;
  $size = pow(2,32-$mask_user);
  switch (true) {
    case ($mask < 16): $prefix = $net[0]; $box = 1; break;
    case ($mask < 24): $prefix = $net[0].'.'.$net[1]; $box = 2; break;
    case ($mask < 32): $prefix = $net[0].'.'.$net[1].'.'.$net[2]; $box = 3 ;break;
  }

  // Build network select options arrays
  $network_selects = [];
  for ($b = $box; $b <= 3; $b++) {
    switch ($b) {
      case 1: $step = floor($size/65536) % 256; break;
      case 2: $step = floor($size/256) % 256; break;
      case 3: $step = $size % 256; break;
    }
    if ($step === 0) $step = 256;
    $network_selects[$b] = [
      'id' => "{$docker_dhcp}_{$b}",
      'options' => []
    ];
    for ($n = $net[$b]; $n <= $max[$b]; $n++) {
      $network_selects[$b]['options'][] = mk_option($net_user[$b], $n, $n, $n % $step == 0 ? '' : 'class="hide"');
    }
  }

  // Build mask select options
  $mask_options = [];
  for ($m = $mask + 1; $m <= 30; $m++) {
    $mask_options[] = mk_option($mask_user, $m, $m);
  }
?>
: <div class="flex flex-col justify-start flex-wrap gap-4">
    <label class="flex flex-row items-center gap-2">
      <input type="checkbox" id="<?=$docker_dhcp?>_edit" onchange="changeEdit(this.id, 4)"<?=$auto?'checked':''?>>
      _(Edit)_
    </label>
    <span id="<?=$docker_dhcp?>_line" class="flex flex-row items-center flex-wrap gap-4 <?=$autoDisabled?>">
      <span class="<?=$ip4class?>">
        <strong><?=_('Subnet')?>:</strong> <?=str_replace(' ', '<br><b>'._('Subnet').': </b>', $route)?>
      </span>
      <span class="<?=$gw4class?>">
        <strong><?=_('Gateway')?>:</strong> <?=$gateway[$network] ?: '---'?>
      </span>
      <span class="flex flex-row items-center gap-2">
        <span class="flex flex-row items-center gap-2">
          <label class="flex flex-row items-center gap-2">
            <input type="checkbox" id="<?=$docker_dhcp?>_dhcp" onchange="changeDHCP(this.id, 4)"<?=$dhcp?'checked':''?><?=$autoDisabled?>>
            <strong><?=_('DHCP pool')?>:</strong>
          </label>
          <span id="<?=$docker_dhcp?>_net" class="net <?=$dhcpDisabled?>">
            <?=$prefix?>.
          </span>
        </span>
        <span class="flex flex-row items-center gap-2">
          <?foreach ($network_selects as $select):?>
            <select id="<?=$select['id']?>" class="net" <?=$dhcpDisabled?>>
              <?foreach ($select['options'] as $option) echo $option?>
            </select>
          <?endforeach;?>
          <select id="<?=$docker_dhcp?>_mask" class="mask" onchange="changeMask(this.id,this.value)" <?=$dhcpDisabled?>>
            <?foreach ($mask_options as $option) echo $option?>
          </select>
          <span id="<?=$docker_dhcp?>_size" class="flex-shrink-0" style="<?=$dhcp ? '' : 'display:none'?>">(<?=$size?> <?=_('hosts')?>)</span>
          <input type="hidden" name="<?=$docker_dhcp?>" value="">
        </span>
      </span>
    </span>
  </div>

<?endforeach;?>

<?if ($include):?>
:docker_include_interface_vlan_ipv4_help:

<?endif;?>
<?foreach ($unset as $network):?>
<?
$port = normalize($network);
[$subnet,$mask] = my_explode('/',_var($dockercfg,"DOCKER_SUBNET_$port"));
[$range,$size]  = my_explode('/',_var($dockercfg,"DOCKER_RANGE_$port"));
$disabled       = $subnet ? '':'disabled';
$dhcpDisabled   = $range ? '':'disabled';
?>
<?if ($protocol[$network] != 'ipv6' && ($network != 'wlan0' || lan_port('wlan0',true) == 1)):?>

_(IPv4 custom network on interface)_ <?=$network?> (_(optional)_):
: <div class="flex flex-col justify-start flex-wrap gap-4">
    <label class="flex flex-row items-center gap-2">
      <input type="checkbox" id="DOCKER_CUSTOM_<?=$port?>_edit" onchange="changeCustom(this.id,4)"<?=$subnet?'checked':''?>>
      <?=_('Edit') ?>
    </label>
    <span id="DOCKER_CUSTOM_<?=$port?>_line" class="flex flex-row items-center flex-wrap gap-4 <?=$subnet?'':'disabled'?>">
      <span class="<?=$ip4class?>">
          <strong><?=_('Subnet') ?>:</strong>
          <input type="text" id="DOCKER_CUSTOM_<?=$port?>_net" name="DOCKER_SUBNET_<?=$port?>" class="ip4" value="<?=$subnet?>" title="_(IPv4 address A.B.C.D)_"<?=$disabled?>>
          <select id="DOCKER_CUSTOM_<?=$port?>_mask" name="DOCKER_MASK_<?=$port?>" class="auto mask"<?=$disabled?>>
            <?for ($m=16; $m<=30; $m++) echo mk_option($mask?:24,$m,$m)?>
          </select>
      </span>
      <span class="<?=$gw4class?>">
          <strong><?=_('Gateway') ?>:</strong>
          <input type="text" id="DOCKER_CUSTOM_<?=$port?>_gw" name="DOCKER_GATEWAY_<?=$port?>" class="ip4" value="<?=htmlspecialchars(_var($dockercfg,"DOCKER_GATEWAY_$port"))?>" title="_(IPv4 address A.B.C.D)_"<?=$disabled?>>
      </span>
      <span class="flex flex-row items-center gap-2">
          <span class="flex flex-row items-center gap-2">
              <label class="flex flex-row items-center gap-2">
                <input type="checkbox" id="DOCKER_CUSTOM_<?=$port?>_dhcp" onchange="customDHCP(this.id,4)"<?=$subnet?'checked':''?><?=$dhcpDisabled?>>
                <strong><?=_('DHCP pool') ?>:</strong>
              </label>
          </span>

          <span class="flex flex-row items-center gap-2">
              <input type="text" id="DOCKER_CUSTOM_<?=$port?>_pool" name="DOCKER_RANGE_<?=$port?>" class="ip4" value="<?=$range?>" title="_(IPv4 address A.B.C.D)_"<?=$disabled?>>
              <select id="DOCKER_CUSTOM_<?=$port?>_size" name="DOCKER_SIZE_<?=$port?>" class="auto mask" onchange="changeHosts(this.id,this.value)"<?=$disabled?>>
                <?for ($m=25; $m<=30; $m++) echo mk_option($size?:25,$m,$m)?>
              </select>
              <span id="DOCKER_CUSTOM_<?=$port?>_hosts" class="flex-shrink-0" style="<?=$subnet?'':'display:none'?>">
                (<?=pow(2,32-($size?:25))?> _(hosts)_)
              </span>
          </span>
      </span>
    </span>
  </div>

<?endif;?>
<?endforeach;?>
<?if ($unset && $protocol[$network] != 'ipv6'):?>
:docker_exclude_interface_vlan_ipv4_help:

<?endif;?>
<?foreach ($include6 as $network => $route):?>
<?
$net = normalize($network);
$docker_auto  = "DOCKER_AUTO_$net";
$docker_dhcp6 = "DOCKER_DHCP6_$net";
?>
<?if ($network != 'wlan0' || lan_port('wlan0',true) == 1):?>

_(IPv6 custom network on interface)_ <?=$network?> (_(optional)_):
<?
  $auto6 = _var($dockercfg,$docker_auto) == '' || str_contains(_var($dockercfg,$docker_auto), '6');
  $auto6Disabled = $auto6 ? '':'disabled';
  $dhcp6 = _var($dockercfg,$docker_dhcp6);
  $dhcp6Disabled = ($auto6 && $dhcp6) ? '':'disabled';
  $net = base_net($route);
  $mask = explode('/',$route)[1];
  $net_user = $dhcp6 ? str_replace("$net:","",base_net($dhcp6)) : '';
  $mask_user = $dhcp6 ? explode('/',$dhcp6)[1] : $mask;
?>
: <span class="flex flex-col justify-start flex-wrap gap-4">
    <label class="flex flex-row items-center gap-2">
      <input type="checkbox" id="<?=$docker_dhcp6?>_edit" onchange="changeEdit(this.id, 6)"<?=$auto6?'checked':''?>>
      _(Edit)_
    </label>
    <span id="<?=$docker_dhcp6?>_line" class="<?=$auto6Disabled?>">
      <span class="ip6">**_(Subnet)_:** <?=str_replace(' ', '<br><b>'._('Subnet').': </b>', $route)?></span>
      <span class="gw6">**_(Gateway)_:** <?=$gateway6[$network] ?: '---'?></span>
    </span>
  </span>

<?endif;?>
<?endforeach;?>
<?if ($include6):?>
:docker_include_interface_vlan_ipv6_help:

<?endif;?>
<?foreach ($unset as $network):?>
<?
$port = normalize($network);
[$subnet6,$mask6] = my_explode('/',_var($dockercfg,"DOCKER_SUBNET6_$port"));
[$range6,$size6]  = my_explode('/',_var($dockercfg,"DOCKER_RANGE6_$port"));
$disabled         = $subnet6 ? '':'disabled';
$dhcpDisabled     = $range6 ? '':'disabled';
?>
<?if ($protocol[$network] != 'ipv4'):?>

_(IPv6 custom network on interface)_ <?=$network?> (_(optional)_):
: <div class="flex flex-col justify-start flex-wrap gap-4">
    <label class="flex flex-row items-center gap-2">
      <input type="checkbox" id="DOCKER_CUSTOM6_<?=$port?>_edit" onchange="changeCustom(this.id,6)"<?=$subnet6?'checked':''?>>
      <?=_('Edit') ?>
    </label>
    <span id="DOCKER_CUSTOM6_<?=$port?>_line" class="flex flex-row items-center flex-wrap gap-2 <?=$subnet6?'':'disabled'?>">
      <span class="ip6 flex flex-row items-center gap-2">
        <strong><?=_('Subnet') ?>:</strong>
        <input type="text" id="DOCKER_CUSTOM6_<?=$port?>_net" name="DOCKER_SUBNET6_<?=$port?>" class="ip6" value="<?=$subnet6?>" title="_(IPv6 address nnnn:xxxx::yyyy)_"<?=$disabled?>>
        <select id="DOCKER_CUSTOM6_<?=$port?>_mask" name="DOCKER_MASK6_<?=$port?>" class="auto mask"<?=$disabled?>>
          <?for ($m=64; $m<=120; $m+=8) echo mk_option($mask6?:64,$m,$m)?>
        </select>
      </span>
      <span class="gw6 flex flex-row items-center gap-2">
        <strong><?=_('Gateway') ?>:</strong>
        <input type="text" id="DOCKER_CUSTOM6_<?=$port?>_gw" name="DOCKER_GATEWAY6_<?=$port?>" class="gw6" value="<?=_var($dockercfg,"DOCKER_GATEWAY6_$port")?>" title="_(IPv6 address nnnn:xxxx::yyyy)_"<?=$disabled?>>
      </span>
    </span>
  </div>

<?endif;?>
<?endforeach;?>
<?if ($unset && $protocol[$network] != 'ipv4'):?>
:docker_exclude_interface_vlan_ipv6_help:

<?endif;?>
</div>
<?else: /* DOCKER STARTED */?>

_(Docker version)_:
: <?$arrInfo = $DockerClient->getInfo(); echo $arrInfo['Version']?>

:docker_version_help:

<?if (_var($dockercfg,'DOCKER_IMAGE_TYPE')!='folder'):?>
_(Docker vDisk location)_:
: <?=htmlspecialchars(_var($dockercfg,'DOCKER_IMAGE_FILE'))?>
<?else:?>
_(Docker directory)_:
: <?=htmlspecialchars(_var($dockercfg,'DOCKER_IMAGE_FILE'))?>
<?endif;?>

:docker_vdisk_location_active_help:

_(Docker storage driver)_:
: <?=htmlspecialchars(_var($dockercfg,'DOCKER_BACKINGFS'))?>

:docker_storage_driver_active_help:

_(Default appdata storage location)_:
: <?=htmlspecialchars(_var($dockercfg,'DOCKER_APP_CONFIG_PATH'))?>

:docker_appdata_location_active_help:

<div markdown="1" class="advanced">
_(Docker LOG rotation)_:
: <?=_var($dockercfg,'DOCKER_LOG_ROTATION')=='yes' ? _('Enabled') : _('Disabled')?>

:docker_log_rotation_active_help:

_(Docker custom network type)_:
: <?=_var($dockercfg,'DOCKER_NETWORK_TYPE')!='1' || !$bridge ? _('macvlan') : _('ipvlan')?>

:docker_custom_network_type_help:

_(Host access to custom networks)_:
: <?=_var($dockercfg,'DOCKER_ALLOW_ACCESS')=='yes' ? _('Enabled') : _('Disabled')?>

:docker_custom_network_access_help:

_(Preserve user defined networks)_:
: <?=_var($dockercfg,'DOCKER_USER_NETWORKS')=='preserve' ? _('Yes') : _('No')?>

:docker_user_defined_network_help:

<?foreach ($include as $network => $route):?>
<?
$net = normalize($network);
$docker_dhcp = "DOCKER_DHCP_$net";
?>
<?if (isset($dockercfg[$docker_dhcp]) || empty($dockercfg["DOCKER_AUTO_$net"]) || $dockercfg["DOCKER_AUTO_$net"] != 'no'):?>

_(IPv4 custom network on interface)_ <?=$network?>:
: <span class="flex flex-row flex-wrap items-center gap-4">
    <span class="<?=$gw4class?>">**_(Subnet)_:** <?=str_replace(' ', '<br><b>'._('Subnet').': </b>', $route)?></span>
    <span class="<?=$gw4class?>">**_(Gateway)_:** <?=$gateway[$network] ?: '---'?></span>
    <span>**_(DHCP pool)_:** <?=_var($dockercfg,$docker_dhcp) ?: "_(not set)_"?><?if (isset($dockercfg[$docker_dhcp])):?>&nbsp;&nbsp;(<?=pow(2,32-my_explode('/',$dockercfg[$docker_dhcp])[1])?> _(hosts)_)<?endif;?></span>
  </span>

<?endif;?>
<?endforeach;?>
<?foreach ($unset as $network):?>
<?
$port = normalize($network);

if (substr($network,0,4) != 'wlan') {
  [$eth, $vlan] = my_explode('.',$network);
  $eth = str_replace(['bond','br'],'eth',$eth);
  if (!$vlan) {
    $protocol = _var($$eth,'PROTOCOL:0','ipv4');
  } else {
    foreach ($$eth as $key => $value) {
      if (strpos($key,'VLANID')!==false && $value==$vlan) {$protocol = _var($$eth,str_replace('VLANID','PROTOCOL',$key),'ipv4'); break;}
    }
  }
} else {
  $protocol = empty($wlan['IP6']) ? 'ipv4' : 'ipv4+ipv6';
}

[$subnet, $mask] = my_explode('/',_var($dockercfg,"DOCKER_SUBNET_$port"));
[$range, $size] = my_explode('/',_var($dockercfg,"DOCKER_RANGE_$port"));
?>
<?if ($protocol != 'ipv6' && $subnet):?>

_(IPv4 custom network on interface)_ <?=$network?>:
: <span class="flex flex-row flex-wrap items-center gap-4">
    <span class="<?=$gw4class?>">**_(Subnet)_:** <?=$subnet?>/<?=$mask?></span>
    <span class="<?=$gw4class?>">**_(Gateway)_:** <?=_var($dockercfg,"DOCKER_GATEWAY_$port") ?: '---'?></span>
    <span>**_(DHCP pool)_:** <?=$range ? "$range/$size" : "_(not set)_"?><?if ($range):?>&nbsp;&nbsp;(<?=pow(2,32-($size?:25))?> _(hosts)_)<?endif;?></span>
  </span>

<?endif;?>
<?endforeach;?>
<?foreach ($include6 as $network => $route):?>
<?
$net = normalize($network);
$docker_dhcp6 = "DOCKER_DHCP6_$net";

if (isset($dockercfg[$docker_dhcp6]) || empty($dockercfg["DOCKER_AUTO_$net"]) || $dockercfg["DOCKER_AUTO_$net"] != 'no'):?>
<?$wide = true;?>

_(IPv6 custom network on interface)_ <?=$network?>:
: <span class="flex flex-row flex-wrap items-center gap-4">
    <span class="gw6">**_(Subnet)_:** <?=str_replace(' ', '<br><b>'._('Subnet').': </b>', $route)?></span>
    <span class="gw6">**_(Gateway)_:** <?=$gateway6[$network] ?: '---'?></span>
  </span>

<?endif;?>
<?endforeach;?>
<?foreach ($unset as $network):?>
<?
$port = normalize($network);

if (substr($network,0,4) != 'wlan') {
  [$eth, $vlan] = my_explode('.',$network);
  $eth = str_replace(['bond','br'],'eth',$eth);
  if (!$vlan) {
    $protocol = _var($$eth,'PROTOCOL:0','ipv4');
  } else {
    foreach ($$eth as $key => $value) {
      if (strpos($key,'VLANID')!==false && $value==$vlan) {$protocol = _var($$eth,str_replace('VLANID','PROTOCOL',$key),'ipv4'); break;}
    }
  }
} else {
  $protocol = empty($wlan['IP6']) ? 'ipv4' : 'ipv4+ipv6';
}

[$subnet6, $mask6] = my_explode('/',_var($dockercfg,"DOCKER_SUBNET6_$port"));
[$range6, $size6] = my_explode('/',_var($dockercfg,"DOCKER_RANGE6_$port"));
?>
<?if ($protocol != 'ipv4' && $subnet6):?>

_(IPv6 custom network on interface)_ <?=$network?>:
: <span class="flex flex-row flex-wrap items-center gap-4">
    <span class="gw6">**_(Subnet)_:** <?=$subnet6?>/<?=$mask6?></span>
    <span class="gw6">**_(Gateway)_:** <?=_var($dockercfg,"DOCKER_GATEWAY6_$port") ?: '---'?></span>
  </span>

<?endif;?>
<?endforeach;?>
</div>
<?endif;?>

&nbsp;
: <span class="inline-block">
    <input id="applyBtn" type="button" value="_(Apply)_" disabled>
    <input type="button" value="_(Done)_" onclick="done()">
  </span>
</form>

<form id="removeForm" method="POST" action="/update.php" target="progressFrame">
  <input type="hidden" name="#command" value="/plugins/dynamix.docker.manager/scripts/docker_rm">
</form>

<?if (!$DockerStopped && exec("findmnt --output FSTYPE --noheadings /var/lib/docker")=='btrfs'):?>
<div markdown="1" class="advanced">
<div class="title"><span class="left"><i class="title fa fa-address-card-o"></i>_(Docker volume info)_</span></div>
_(btrfs filesystem show)_:
: <?="<pre>".shell_exec("btrfs filesystem show /var/lib/docker")."</pre>"?>

<form markdown="1" method="POST" action="/update.php" target="progressFrame" onsubmit="prepareFS(this,'btrfs-scrub-docker','/var/lib/docker')">
<?exec("$docroot/webGui/scripts/btrfs_scrub status /var/lib/docker", $scrub_status, $retval)?>
_(btrfs scrub status)_:
: <?="<pre id='btrfs-scrub'>".implode("\n", $scrub_status)."</pre>"?>

<?if ($retval != 0):?>
<input type="hidden" name="#command" value="/webGui/scripts/btrfs_scrub">
<input type="hidden" name="#arg[1]" value="start">
<input type="hidden" name="#arg[2]" value="/var/lib/docker">
<input type="hidden" name="#arg[3]" value="-r">

&nbsp;
: <span class="inline-block">
    <input type="submit" value="_(Scrub)_">
    <label><input type="checkbox" name="#arg[3]" value=""> _(Correct file system errors)_</label>
  </span>

:docker_scrub_help:

<?else:?>
<input type="hidden" name="#command" value="/webGui/scripts/btrfs_scrub">
<input type="hidden" name="#arg[1]" value="cancel">
<input type="hidden" name="#arg[2]" value="/var/lib/docker">

&nbsp;
: <span class="inline-block">
    <input type="submit" value="_(Cancel)_">
  </span>

:docker_cancel_help:

</form>
<?endif;?>
</div>
<?endif;?>

<script src="<?autov('/webGui/javascript/jquery.filetree.js')?>" charset="utf-8"></script>
<script src="<?autov('/webGui/javascript/jquery.switchbutton.js')?>"></script>
<script>
function prepareDocker(form) {
<?if ($DockerStopped):?>
  var bye = false;
  $(form).find('input[type="text"]').each(function(){
    if ($(this).attr('pattern') && !$(this).prop('disabled')) {
      var pattern = new RegExp($(this).attr('pattern'));
      if (!pattern.test($(this).val())) {$(this).css('color','red').attr('title',"_(Use image name docker.img or docker-xfs.img or select a folder)_"); bye = true;}
    }
  });
  if (bye) return false;
  $(form).find('input[name="DOCKER_IMAGE_FILE"]').val($('#DOCKER_IMAGE_TYPE').val()=='folder' ? $("#DOCKER_IMAGE_FILE2").val() : $("#DOCKER_IMAGE_FILE1").val());
  $("#DOCKER_IMAGE_FILE1").prop('disabled',true);
  $("#DOCKER_IMAGE_FILE2").prop('disabled',true);
  <?if ($no_dockercfg):?>
    $(form).find('input[name="DOCKER_BACKINGFS"]').val($('#DOCKER_IMAGE_TYPE').val()=='folder' ? $("#DOCKER_BACKINGFS").val() : $("#DOCKER_BACKINGFS").val('native'));
  <?endif;?>
<?endif;?>
  $(form).find('input:hidden[name^="DOCKER_DHCP_"]').each(function(){
    var id = '#'+$(this).attr('name')+'_';
    if ($(id+'dhcp').prop('checked') && $(id+'edit').prop('checked')) {
      var net = $(id+'net').text();
      for (var b=1; b<=3; b++) if ($(id+b).length>0) net += $(id+b).val()+'.';
      net = net.replace(/\.$/,'/')+$(id+'mask').val();
      $(this).val(net.replace(/(\r|\n|\s)/g,''));
    } else {
      $(this).val('').prop('disabled',false);
    }
  });
  $(form).find('input:hidden[name^="DOCKER_DHCP6_"]').each(function(){
    var id = '#'+$(this).attr('name')+'_';
    if ($(id+'dhcp').prop('checked') && $(id+'edit').prop('checked')) {
      var net = $(id+'net').text()+$(id+'text').val();
      if (net.substr(-2)!='::') net += '::';
      $(this).val(net+'/'+$(id+'mask').val());
    } else {
      $(this).val('').prop('disabled',false);
    }
  });
  $(form).find('input[name^="DOCKER_SUBNET_"]').each(function(){
    var edit = '#'+$(this).attr('name').replace('SUBNET','CUSTOM')+'_edit';
    var mask = '#'+$(this).attr('name').replace('SUBNET','CUSTOM')+'_mask';
    if ($(edit).prop('checked')) {
      if ($(this).val()) $(this).val($(this).val()+'/'+$(mask).val());
    } else {
      $(this).val('').prop('disabled',false);
    }
    $(mask).prop('disabled',true);
  });
  $(form).find('input[name^="DOCKER_GATEWAY_"]').each(function(){
    var edit = '#'+$(this).attr('name').replace('GATEWAY','CUSTOM')+'_edit';
    if (!$(edit).prop('checked')) $(this).val('').prop('disabled',false);
  });
  $(form).find('input[name^="DOCKER_RANGE_"]').each(function(){
    var edit = '#'+$(this).attr('name').replace('RANGE','CUSTOM')+'_edit';
    var size = '#'+$(this).attr('name').replace('RANGE','CUSTOM')+'_size';
    var dhcp = '#'+$(this).attr('name').replace('RANGE','CUSTOM')+'_dhcp';
    if ($(edit).prop('checked') && $(dhcp).prop('checked')) {
      if ($(this).val()) $(this).val($(this).val()+'/'+$(size).val());
    } else {
      $(this).val('').prop('disabled',false);
    }
    $(size).prop('disabled',true);
  });
  $(form).find('input[name^="DOCKER_SUBNET6_"]').each(function(){
    var edit6 = '#'+$(this).attr('name').replace('SUBNET','CUSTOM')+'_edit';
    var mask6 = '#'+$(this).attr('name').replace('SUBNET','CUSTOM')+'_mask';
    if ($(edit6).prop('checked')) {
      if ($(this).val()) $(this).val($(this).val()+'/'+$(mask6).val());
    } else {
      $(this).val('').prop('disabled',false);
    }
    $(mask6).prop('disabled',true);
  });
  $(form).find('input[name^="DOCKER_GATEWAY6_"]').each(function(){
    var edit6 = '#'+$(this).attr('name').replace('GATEWAY','CUSTOM')+'_edit';
    if (!$(edit6).prop('checked')) $(this).val('').prop('disabled',false);
  });
  $(form).find('input[name^="DOCKER_RANGE6_"]').each(function(){
    var edit6 = '#'+$(this).attr('name').replace('RANGE','CUSTOM')+'_edit';
    var size6 = '#'+$(this).attr('name').replace('RANGE','CUSTOM')+'_size';
    var dhcp6 = '#'+$(this).attr('name').replace('RANGE','CUSTOM')+'_dhcp';
    if ($(edit6).prop('checked') && $(dhcp6).prop('checked')) {
      if ($(this).val()) $(this).val($(this).val()+'/'+$(size6).val());
    } else {
      $(this).val('').prop('disabled',false);
    }
    $(size6).prop('disabled',true);
  });
  return true;
}

function changeEdit(id, ip) {
  var checked = $('#'+id).prop('checked');
  var id1  = '#'+id.substr(0,id.length-4);
  var dhcp = (ip == 4) ? 'DHCP' : 'DHCP6';
  var name = id.substr(0,id.length-5).replace(dhcp,'AUTO');
  var auto = $('input:hidden[name="'+name+'"]');
  if (checked) {
    $(id1+'line').removeClass('disabled');
    $(id1+'dhcp').prop('disabled',false);
    auto.val(auto.val().replace('no','')+ip);
  } else {
    $(id1+'line').addClass('disabled','disabled');
    $(id1+'dhcp').prop('disabled',true);
    auto.val(auto.val().replace(ip,''));
    if (auto.val() == '') auto.val('no');
  }
  changeDHCP(id, ip, $('#'+id.replace('edit','dhcp')).prop('checked'));
}

function changeDHCP(id, ip, sid) {
  if (sid == null) sid = true;
  var checked = $('#'+id).prop('checked') && sid;
  id = '#'+id.substr(0,id.length-4);
  if (ip == 4) {
    for (var b=1; b<=3; b++) if ($(id+b).length>0) $(id+b).prop('disabled',!checked);
    $(id+'mask').prop('disabled',!checked);
    if (checked) {
      $(id+'size').show();
      $(id+'net').removeClass('disabled');
    } else {
      $(id+'size').hide();
      $(id+'net').addClass('disabled','disabled');
    }
  } else {
    $(id+'text').prop('disabled',!checked);
    $(id+'mask').prop('disabled',!checked);
    if (checked) {
      $(id+'net').removeClass('disabled');
    } else {
      $(id+'net').addClass('disabled','disabled');
    }
  }
}

function customDHCP(id, ip) {
  var checked = $('#'+id).prop('checked');
  id = '#'+id.substr(0,id.length-4);
  $(id+'pool').prop('disabled',!checked);
  $(id+'size').prop('disabled',!checked);
  if (ip==4) checked ? $(id+'hosts').show() : $(id+'hosts').hide();
}

function changeCustom(id, ip) {
  var checked = $('#'+id).prop('checked');
  var device = id.substr(0,id.length-5).split('_').splice(2,2).join('.').toLowerCase();
  id = '#'+id.substr(0,id.length-4);
  $(id+'net').prop('disabled',!checked);
  $(id+'mask').prop('disabled',!checked);
  $(id+'gw').prop('disabled',!checked);
  $(id+'dhcp').prop('disabled',!checked);
  $(id+'pool').prop('disabled',!checked);
  $(id+'size').prop('disabled',!checked);
  if (checked) {
    $(id+'hosts').show();
    $(id+'line').removeClass('disabled');
  } else {
    $(id+'hosts').hide();
    $(id+'line').addClass('disabled','disabled');
  }
}

function changeMask(id, val) {
  var mask = Math.pow(2,32-val);
  id = '#'+id.substr(0,id.length-4);
  $(id+'size').html('('+mask+' hosts)');
  for (var b=1; b<=3; b++) {
    var cell = id+b;
    switch (b) {
      case 1: var step = Math.floor(mask/65536)%256; break;
      case 2: var step = Math.floor(mask/256)%256; break;
      case 3: var step = mask%256; break;
    }
    if (step==0) step = 256;
    if ($(cell).length==0) continue;
    var max = $(cell+' option').length;
    for (var i=0; i < max; i++) if (i%step==0) $(cell+' option:eq('+i+')').removeClass('hide'); else $(cell+' option:eq('+i+')').addClass('hide');
    if ($(cell+' option:selected').val()%step!=0) $(cell+' option:selected').removeAttr('selected');
  }
}

function changeHosts(id, val) {
  var mask = Math.pow(2,32-val);
  id = '#'+id.substr(0,id.length-4);
  $(id+'hosts').html('('+mask+' hosts)');
}

function ip2int(ip) {
  return ip.split('.').reduce(function(ipInt,octet){return (ipInt<<8)+parseInt(octet,10)},0)>>>0;
}

function checkDHCP() {
  var good = true;
  $('#settingsForm').find('input[name^="DOCKER_DHCP_"]').each(function(){
    if ($(this).val()) {
      var id = $(this).attr('name');
      var pool = $(this).val().split('/');
      var base = $('#'+id).text().split('/');
      if (good && typeof(pool[1])=='undefined') {good = false; swal({title:"_(Missing subnet size)_",text:"_(Pool subnet size is not defined)_",type:'error',html:true,confirmButtonText:"_(Ok)_"});}
      if (good && pool[1]<=base[1]) {good = false; swal({title:"_(Invalid subnet size)_",text:"_(Pool subnet size is too large)_",type:'error',html:true,confirmButtonText:"_(Ok)_"});}
      if (typeof(pool[1])=='undefined') pool[1] = 0;
      if (typeof(base[1])=='undefined') base[1] = 32;
      var toppool = ip2int(pool[0]);
      var topbase = ip2int(base[0]);
      var endpool = toppool+Math.pow(2,32-pool[1]);
      var endbase = topbase+Math.pow(2,32-base[1]);
      if (good && (toppool < topbase || endpool > endbase)) {good = false; swal({title:"_(Invalid pool address)_",text:"_(Pool address is out of range)_",type:'error',html:true,confirmButtonText:"_(Ok)_"});}
    }
  });
  if (good) $('#settingsForm').find('input[name^="DOCKER_DHCP6_"]').each(function(){
    if ($(this).val()) {
      var id = $(this).attr('name');
      var pool = $(this).val().split('/');
      var base = $('#'+id).text().split('/');
      if (good && typeof(pool[1])=='undefined') {good = false; swal({title:"_(Missing subnet size)_",text:"_(Pool subnet size is not defined)_",type:'error',html:true,confirmButtonText:"_(Ok)_"});}
      if (good && pool[1]<=base[1]) {good = false; swal({title:"_(Invalid subnet size)_",text:"_(Pool subnet size is too large)_",type:'error',html:true,confirmButtonText:"_(Ok)_"});}
    }
  });
  return good;
}

function checkIP() {
  var validIP4 = /^((25[0-5]|2[0-4]\d|[01]?\d\d?)\.){3}(25[0-5]|2[0-4]\d|[01]?\d\d?)$/;
  var validIP6 = /^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i;
  var error = false;
  $('#settingsForm').find('input[name^="DOCKER_SUBNET_"]').each(function(){
    if ($(this).val() && !validIP4.test($(this).val())) error = true;
  });
  if (error) {swal({title:"_(Invalid IPv4 subnet)_",text:"_(Please enter a valid subnet)_",type:'error',html:true,confirmButtonText:"_(Ok)_"}); return false;}
  $('#settingsForm').find('input[name^="DOCKER_GATEWAY_"]').each(function(){
    if ($(this).val() && !validIP4.test($(this).val())) error = true;
  });
  if (error) {swal({title:"_(Invalid IPv4 gateway)_",text:"_(Please enter a valid gateway)_",type:'error',html:true,confirmButtonText:"_(Ok)_"}); return false;}
  $('#settingsForm').find('input[name^="DOCKER_RANGE_"]').each(function(){
    if ($(this).val() && !validIP4.test($(this).val())) error = true;
  });
  if (error) {swal({title:"_(Invalid IPv4 range)_",text:"_(Please enter a valid range)_",type:'error',html:true,confirmButtonText:"_(Ok)_"}); return false;}
  $('#settingsForm').find('input[name^="DOCKER_SUBNET6_"]').each(function(){
    if ($(this).val() && !validIP6.test($(this).val())) error = true;
  });
  if (error) {swal({title:"_(Invalid IPv6 subnet)_",text:"_(Please enter a valid subnet)_",type:'error',html:true,confirmButtonText:"_(Ok)_"}); return false;}
  $('#settingsForm').find('input[name^="DOCKER_GATEWAY6_"]').each(function(){
    if ($(this).val() && !validIP6.test($(this).val())) error = true;
  });
  if (error) {swal({title:"_(Invalid IPv6 gateway)_",text:"_(Please enter a valid gateway)_",type:'error',html:true,confirmButtonText:"_(Ok)_"}); return false;}
  return true;
}

function showLogOptions(log) {
  if (log == 'no') {
    $('#DOCKER_LOG_OPTIONS').hide('slow');
  } else {
    $('#DOCKER_LOG_OPTIONS').show('slow');
  }
}

function prepareFS(form, cookie, value) {
  if ($(form).find('input[type="submit"]').val()=='Cancel') $.removeCookie(cookie); else $.cookie(cookie,value);
}

function btrfsScrub(path) {
  $.post('/webGui/include/FileSystemStatus.php',{cmd:'scrub',path:path},function(data) {
    if (data.indexOf('running')>0) {
      $('#btrfs-scrub').text(data);
      setTimeout(function(){btrfsScrub(path);},1000);
    } else {
      $.removeCookie('btrfs-scrub-docker');
      refresh();
    }
  });
}

var originalPath = $("#DOCKER_IMAGE_FILE2").val();
function updateLocation(val) {
  var content1 = $("#DOCKER_IMAGE_FILE1");
  var content2 = $("#DOCKER_IMAGE_FILE2");
  var dropdown = $("#DOCKER_BACKINGFS");
  var path = originalPath.split('/');
  switch (val) {
  case 'xfs':
    path.splice(-1,1);
    content1.val((path.join('/') + '/docker-xfs.img'));
    $('#vdisk_file').show('slow');
    $('#vdisk_dir').hide('slow');
    $('#backingfs_type').hide();
    content1.prop('disabled',false).trigger('change');
    content2.prop('disabled',true);
    dropdown.val('native');
    break;
  case 'folder':
    if (path[path.length-1]=='') path.splice(-2,2); else path.splice(-1,1);
    content2.val(path.join('/') + '/');
    $('#vdisk_file').hide('slow');
    $('#vdisk_dir').show('slow');
    $('#backingfs_type').show('slow');
    content1.prop('disabled',true);
    content2.prop('disabled',false).trigger('change');
    break;
  default:
    path.splice(-1,1);
    content1.val((path.join('/') + '/docker.img'));
    $('#vdisk_file').show('slow');
    $('#vdisk_dir').hide('slow');
    $('#backingfs_type').hide();
    content1.prop('disabled',false).trigger('change');
    content2.prop('disabled',true);
    dropdown.val('native');
    break;
  }
}

function updateBackingFS(val) {
  var backingfs = "<?=_var($dockercfg,'DOCKER_BACKINGFS')?>";
  var warning = document.getElementById("WARNING_BACKINGFS");
  var checkbox = $(".deleteCheckbox");
  if (val !== backingfs) {
    warning.style.display = "inline";
  } else {
    warning.style.display = "none";
  }
}

function checkbox_state(value) {
  $.post('/plugins/dynamix.docker.manager/include/UpdateConfig.php',{action:'exist',name:value},function(state){state==0 ? $('.deleteLabel').fadeIn() : $('.deleteLabel').fadeOut();});
}

$(function() {
<?if ($DockerStopped):?>
  if ($('#DOCKER_IMAGE_TYPE').val()=='folder') {
    $('#vdisk_dir').show();
    $('#backingfs_type').show();
    checkbox_state($("#DOCKER_IMAGE_FILE2").val());
    $("#DOCKER_IMAGE_FILE2").prop('disabled',false);
  } else {
    $('#vdisk_file').show();
    checkbox_state($("#DOCKER_IMAGE_FILE1").val());
    $("#DOCKER_IMAGE_FILE1").prop('disabled',false);
  }
<?endif;?>
  $("#applyBtn").click(function() {
    if (!checkDHCP() || !checkIP()) return;
    if ($(".deleteCheckbox").is(":checked")) {
      $("#removeForm").submit();
      return;
    }
<?if ($DockerStopped):?>
    if (($("#DOCKER_IMAGE_SIZE").length || $("#DOCKER_IMAGE_TYPE").val()=='folder') && ($("#DOCKER_IMAGE_FILE1").length || $("#DOCKER_IMAGE_FILE2").length)) {
      var size = $("#DOCKER_IMAGE_SIZE").val();
      var target = $("#SIZE_ERROR");
      if ($("#DOCKER_IMAGE_TYPE").val()!='folder' && !$.isNumeric(size)) {
        target.fadeIn().html('_(Error)_: _(value must be a number)_.');
        return;
      } else {
        target.fadeOut();
      }
      $("#settingsForm").submit();
    }
<?else:?>
    $("#settingsForm").submit();
<?endif;?>
  });
  $("#DOCKER_ENABLED").change(function changeService() {
    if ($(this).val()=='yes') {
      $('#arraystopped').fadeIn('slow');
    } else {
      $('#arraystopped').fadeOut('fast');
    }
  });
  if ($("#DOCKER_ENABLED").val()!='yes') $('#arraystopped').hide();
<?if ($DockerStopped):?>
  showLogOptions(document.settingsForm.DOCKER_LOG_ROTATION.value);
  $("#DOCKER_IMAGE_FILE1").on("input change", function(){
    $("#IMAGE_ERROR1").fadeOut();
    $("#applyBtn").prop("disabled", false);
    checkbox_state($(this).val());
  });
  $("#DOCKER_IMAGE_FILE2").on("input change", function(){
    $("#IMAGE_ERROR2").fadeOut();
    $("#applyBtn").prop("disabled", false);
    checkbox_state($(this).val());
  });
<?if ($var['fsState'] == "Started"):?>
  $("#DOCKER_IMAGE_FILE1").fileTreeAttach(null, null, function(folder) {
    var item = $("#DOCKER_IMAGE_TYPE").val()=='xfs' ? 'docker-xfs.img' : 'docker.img';
    $("#DOCKER_IMAGE_FILE1").val(folder + item).change();
  });
  $("#DOCKER_IMAGE_FILE2").fileTreeAttach(null, null, function(folder) {
    var item = 'docker/';
    $("#DOCKER_IMAGE_FILE2").val(folder + item).change();
  });
  $("#DOCKER_APP_CONFIG_PATH").fileTreeAttach();
<?endif;?>
  $(".deleteCheckbox").change(function() {
    var checked = $(this).is(":checked");
    $("#DOCKER_ENABLED").prop("disabled", checked).val('no');
    $("#DOCKER_IMAGE_SIZE").prop("disabled", checked);
    $("#DOCKER_IMAGE_TYPE").prop("disabled", checked);
    $("#DOCKER_IMAGE_FILE").prop("disabled", checked);
    $("#DOCKER_APP_CONFIG_PATH").prop("disabled", checked);
    $("#DOCKER_APP_UNRAID_PATH").prop("disabled", checked);
    $("#applyBtn").val(checked ? "Delete" : "Apply").removeAttr('disabled');
  });
<?else:?>
  if ($.cookie('btrfs-scrub-docker')) btrfsScrub($.cookie('btrfs-scrub-docker'));
<?endif;?>
  if ($.cookie('dockersettings_view_mode') == 'advanced') {
    $('.advanced').show();
    $('.basic').hide();
  }
  $('.advancedview').switchButton({
    labels_placement: "left",
    on_label: "_(Advanced View)_",
    off_label: "_(Basic View)_",
    checked: $.cookie('dockersettings_view_mode') == 'advanced'
  });
  $('.advancedview').change(function () {
    $('.advanced').toggle('slow');
    $('.basic').toggle('slow');
    $.cookie('dockersettings_view_mode', $('.advancedview').is(':checked') ? 'advanced':'basic', {expires:3650});
  });
  showStatus('pid','dockerd');
});
</script>