From 3dfd3099ba457d5d8f8e8ab2873d02ffdaf3fdf5 Mon Sep 17 00:00:00 2001
From: bergware <bergware@users.noreply.github.com>
Date: Tue, 1 Mar 2022 17:49:39 +0100
Subject: [PATCH] BTRFS balance and scrub scheduler

---
 plugins/dynamix/DeviceInfo.page          | 162 ++++++++++++++++++++++-
 plugins/dynamix/include/update.btrfs.php |  29 ++++
 plugins/dynamix/nchan/device_list        |   2 +-
 plugins/dynamix/nchan/update_2           |   2 +-
 4 files changed, 188 insertions(+), 7 deletions(-)
 create mode 100644 plugins/dynamix/include/update.btrfs.php

diff --git a/plugins/dynamix/DeviceInfo.page b/plugins/dynamix/DeviceInfo.page
index 668a327a8..e6662ca7e 100644
--- a/plugins/dynamix/DeviceInfo.page
+++ b/plugins/dynamix/DeviceInfo.page
@@ -3,8 +3,8 @@ Title="$name _(Settings)_"
 Tag="hdd-o"
 ---
 <?PHP
-/* Copyright 2005-2021, Lime Technology
- * Copyright 2012-2021, Bergware International.
+/* Copyright 2005-2022, Lime Technology
+ * Copyright 2012-2022, Bergware International.
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License version 2,
@@ -22,9 +22,12 @@ $disk = &$disks[$name];
 $dev  = $disk['device'];
 $id   = $disk['id'];
 $events = explode('|',$disk['smEvents'] ?? $var['smEvents'] ?? $numbers);
-$bgcolor = strstr('white,azure',$display['theme']) ? '#f2f2f2' : '#1c1c1c';
+$bgcolor = in_array($display['theme'],['white','azure']) ? '#f2f2f2' : '#1c1c1c';
 $yes = _('Yes');
 
+$mode = ['Disabled','Hourly','Daily','Weekly','Monthly'];
+$days = ['Sunday','Monday','Tuesday','Wednesday','Thursday','Friday','Saturday'];
+
 function sharename($share) {
   return substr($share,0,-4);
 }
@@ -64,6 +67,38 @@ if ($.cookie('deletepool')!=null) {
   $.removeCookie('deletepool');
   done();
 }
+<?if (strpos($disk['fsType'],"btrfs")!==false):?>
+function presetBTRFS(form,job) {
+  var mode = form.mode.value;
+  form.min.disabled = mode==0;
+  form.day.disabled = mode==0 || mode!=3;
+  form.dotm.disabled = mode==0 || mode!=4;
+  form.hour1.disabled = mode==0;
+  form.hour2.disabled = mode==0;
+  form.day.value = form.day.disabled ? '*' : (form.day.value=='*' ? 0 : form.day.value);
+  form.dotm.value = form.dotm.disabled ? '*' : (form.dotm.value=='*' ? 1 : form.dotm.value);
+  if (mode==1) {$(job+'-hour1').hide(); $(job+'-hour2').show();} else {$(job+'-hour2').hide(); $(job+'-hour1').show();}
+}
+function prepareBTRFS(form,cookie,value) {
+  var include = '';
+  var mode = form.mode.value;
+  form.hour.value = mode!=1 ? form.hour1.value : form.hour2.value;
+  form.min.value = mode!=1 ? form.min.value : 0;
+  form.hour1.disabled = true;
+  form.hour2.disabled = true;
+  for (var i=0,item; item=form.disk.options[i]; i++) {
+    if (item.selected) {
+      if (include.length) include += ',';
+      include += item.value;
+      item.selected = false;
+    }
+  }
+  item = form.disk.options[0];
+  item.value = include;
+  item.selected = true;
+  $.cookie(cookie,value)
+}
+<?endif;?>
 function prepareDeviceInfo(form) {
   var events = [];
   for (var i=0; i < <?=count($preselect)?>; i++) {
@@ -287,9 +322,9 @@ function freeSpace(val) {
 }
 $(function() {
 <?if (count($sheets)>1):?>
-  var ctrl  = "<span class='status <?=$tabbed?'vhshift':'vshift'?>'><span class='waitmsg fa fa-circle-o-notch fa-span fa-fw' style='display:none;margin-right:8px'></span><a href='/Main/Device?name=<?=$prev?>' title='_(previous device)_'>";
+  var ctrl  = "<span class='status <?=$tabbed?'vhshift':'vshift'?>'><span class='waitmsg fa fa-circle-o-notch fa-span fa-fw' style='display:none;margin-right:8px'></span><a href='/<?=$path?>?name=<?=$prev?>' title='_(previous device)_'>";
       ctrl += "<button type='button' style='margin-right:4px' onclick='this.disabled=true;$(\".waitmsg\").show();'><i class='fa fa-chevron-left fa-fw'></i></button></a>";
-      ctrl += "<a href='/Main/Device?name=<?=$next?>' title='_(next device)_'><button type='button' onclick='this.disabled=true;$(\".waitmsg\").show();'><i class='fa fa-chevron-right fa-fw'></i></button></a></span>";
+      ctrl += "<a href='/<?=$path?>?name=<?=$next?>' title='_(next device)_'><button type='button' onclick='this.disabled=true;$(\".waitmsg\").show();'><i class='fa fa-chevron-right fa-fw'></i></button></a></span>";
 <?if ($tabbed):?>
   $('.tabs').append(ctrl);
 <?else:?>
@@ -524,6 +559,60 @@ _(btrfs balance status)_:
 
 <?endif;?>
 </form>
+<hr>
+<?$balance = "balance_$tag";?>
+<form markdown="1" name="balance_schedule" method="POST" action="/update.php" target="progressFrame" onsubmit="prepareBTRFS(this,'btrfs-balance-<?=$tag?>','/mnt/<?=$tag?>')">
+<input type="hidden" name="#file" value="dynamix/dynamix.cfg">
+<input type="hidden" name="#section" value="balance_<?=$tag?>">
+<input type="hidden" name="#include" value="/webGui/include/update.btrfs.php">
+<input type="hidden" name="#job" value="balance_<?=$tag?>;<?=$docroot?>/plugins/dynamix/scripts/btrfs_balance start /mnt/<?=$tag?>">
+<input type="hidden" name="hour" value="">
+_(Balance schedule)_:
+: <select name="mode" onchange="presetBTRFS(this.form,'#balance')">
+  <?for ($m=0; $m<count($mode); $m++):?>
+  <?=mk_option($$balance['mode'], strval($m), _($mode[$m]))?>
+  <?endfor;?>
+  </select>
+
+_(Day of the week)_:
+: <select name="day">
+  <?for ($d=0; $d<count($days); $d++):?>
+  <?=mk_option($$balance['day'], strval($d), _($days[$d]),0)?>
+  <?endfor;?>
+  <?=mk_option($$balance['day'], "*", "--------", _("disabled"))?>
+  </select>
+
+_(Day of the month)_:
+: <select name="dotm">
+  <?for ($d=1; $d<=31; $d++):?>
+  <?=mk_option($$balance['dotm'], strval($d), sprintf("%02d", $d))?>
+  <?endfor;?>
+  <?=mk_option($$balance['dotm'], "*", "--------", _("disabled"))?>
+  </select>
+
+_(Time of the day)_:
+: <span id="balance-hour1" style="display:none"><select name="hour1" class="narrow">
+  <?for ($d=0; $d<=23; $d++):?>
+  <?=mk_option($$balance['hour'], strval($d), sprintf("%02d", $d))?>
+  <?endfor;?>
+  </select>
+  <select name="min" class="narrow">
+  <?for ($d=0; $d<=55; $d+=5):?>
+  <?=mk_option($$balance['min'], strval($d), sprintf("%02d", $d))?>
+  <?endfor;?>
+  </select>&nbsp;&nbsp;_(HH:MM)_</span>
+: <span id="balance-hour2" style="display:none"><select name="hour2">
+  <?=mk_option($$balance['hour'], "*/1", _("Every hour"))?>
+  <?=mk_option($$balance['hour'], "*/2", _("Every 2 hours"))?>
+  <?=mk_option($$balance['hour'], "*/3", _("Every 3 hours"))?>
+  <?=mk_option($$balance['hour'], "*/4", _("Every 4 hours"))?>
+  <?=mk_option($$balance['hour'], "*/6", _("Every 6 hours"))?>
+  <?=mk_option($$balance['hour'], "*/8", _("Every 8 hours"))?>
+  </select></span>
+
+&nbsp;
+: <input type="submit" name="#apply" value="_(Apply)_"><input type="button" value="_(Done)_" onclick="done()">
+</form>
 <?endif;?>
 <?if (strpos($disk['fsType'],"btrfs")!==false):?>
 <div id="title" class="nocontrol"><span class="left"><i class="title fa fa-paint-brush"></i>_(Scrub Status)_</span></div>
@@ -563,6 +652,60 @@ _(btrfs scrub status)_:
 
 <?endif;?>
 </form>
+<hr>
+<?$scrub = "scrub_$tag";?>
+<form markdown="1" name="scrub_schedule" method="POST" action="/update.php" target="progressFrame" onsubmit="prepareBTRFS(this,'btrfs-scrub-<?=$tag?>','/mnt/<?=$tag?>')">
+<input type="hidden" name="#file" value="dynamix/dynamix.cfg">
+<input type="hidden" name="#section" value="scrub_<?=$tag?>">
+<input type="hidden" name="#include" value="/webGui/include/update.btrfs.php">
+<input type="hidden" name="#job" value="scrub_<?=$tag?>;<?=$docroot?>/plugins/dynamix/scripts/btrfs_scrub start /mnt/<?=$tag?> -r">
+<input type="hidden" name="hour" value="">
+_(Scrub schedule)_:
+: <select name="mode" onchange="presetBTRFS(this.form,'#scrub')">
+  <?for ($m=0; $m<count($mode); $m++):?>
+  <?=mk_option($$scrub['mode'], strval($m), _($mode[$m]))?>
+  <?endfor;?>
+  </select>
+
+_(Day of the week)_:
+: <select name="day">
+  <?for ($d=0; $d<count($days); $d++):?>
+  <?=mk_option($$scrub['day'], strval($d), _($days[$d]),0)?>
+  <?endfor;?>
+  <?=mk_option($$scrub['day'], "*", "--------", _("disabled"))?>
+  </select>
+
+_(Day of the month)_:
+: <select name="dotm">
+  <?for ($d=1; $d<=31; $d++):?>
+  <?=mk_option($$scrub['dotm'], strval($d), sprintf("%02d", $d))?>
+  <?endfor;?>
+  <?=mk_option($scrub['dotm'], "*", "--------", _("disabled"))?>
+  </select>
+
+_(Time of the day)_:
+: <span id="scrub-hour1" style="display:none"><select name="hour1" class="narrow">
+  <?for ($d=0; $d<=23; $d++):?>
+  <?=mk_option($$scrub['hour'], strval($d), sprintf("%02d", $d))?>
+  <?endfor;?>
+  </select>
+  <select name="min" class="narrow">
+  <?for ($d=0; $d<=55; $d+=5):?>
+  <?=mk_option($$scrub['min'], strval($d), sprintf("%02d", $d))?>
+  <?endfor;?>
+  </select>&nbsp;&nbsp;_(HH:MM)_</span>
+: <span id="scrub-hour2" style="display:none"><select name="hour2">
+  <?=mk_option($$scrub['hour'], "*/1", _("Every hour"))?>
+  <?=mk_option($$scrub['hour'], "*/2", _("Every 2 hours"))?>
+  <?=mk_option($$scrub['hour'], "*/3", _("Every 3 hours"))?>
+  <?=mk_option($$scrub['hour'], "*/4", _("Every 4 hours"))?>
+  <?=mk_option($$scrub['hour'], "*/6", _("Every 6 hours"))?>
+  <?=mk_option($$scrub['hour'], "*/8", _("Every 8 hours"))?>
+  </select></span>
+
+&nbsp;
+: <input type="submit" name="#apply" value="_(Apply)_"><input type="button" value="_(Done)_" onclick="done()">
+</form>
 <?endif?>
 <?if (strpos($disk['fsType'],"btrfs")!==false):?>
 <div id="title" class="nocontrol"><span class="left"><i class="title fa fa-shield"></i>_(Check Filesystem Status)_</span></div>
@@ -789,3 +932,12 @@ _(Name)_:
 <input type="hidden" name="poolSlots" value="0">
 <input type='hidden' name='csrf_token' value='<?=$var['csrf_token']?>'>
 </form>
+
+<?if (strpos($disk['fsType'],"btrfs")!==false):?>
+<script>
+$(function(){
+  presetBTRFS(document.balance_schedule,'#balance');
+  presetBTRFS(document.scrub_schedule,'#scrub');
+});
+</script>
+<?endif;?>
diff --git a/plugins/dynamix/include/update.btrfs.php b/plugins/dynamix/include/update.btrfs.php
new file mode 100644
index 000000000..90fa8e855
--- /dev/null
+++ b/plugins/dynamix/include/update.btrfs.php
@@ -0,0 +1,29 @@
+<?PHP
+/* Copyright 2005-2022, Lime Technology
+ * Copyright 2012-2022, Bergware International.
+ *
+ * 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.
+ */
+?>
+<?
+$docroot = $docroot ?? $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
+require_once "$docroot/webGui/include/Wrappers.php";
+
+[$job, $cmd] = explode(';',$_POST['#job']);
+$valid = "$docroot/plugins/dynamix/scripts/";
+if ($_POST['mode']>0 && substr($cmd,0,strlen($valid))==$valid) {
+  $hour = isset($_POST['hour']) ? $_POST['hour'] : '*';
+  $min  = isset($_POST['min'])  ? $_POST['min']  : '*';
+  $dotm = isset($_POST['dotm']) ? $_POST['dotm'] : '*';
+  $day  = isset($_POST['day'])  ? $_POST['day']  : '*';
+  $cron = "# Generated btrfs ".str_replace('_',' ',$job)." schedule:\n$min $hour $dotm * $day $cmd &> /dev/null\n\n";
+} else {
+  $cron = "";
+}
+parse_cron_cfg('dynamix', $job, $cron);
+?>
diff --git a/plugins/dynamix/nchan/device_list b/plugins/dynamix/nchan/device_list
index 6d121cb8e..9c019bff6 100755
--- a/plugins/dynamix/nchan/device_list
+++ b/plugins/dynamix/nchan/device_list
@@ -68,7 +68,7 @@ function device_info(&$disk,$online) {
             ($disk['type']=='Data' && $disk['status']!='DISK_NP') ||
             ($disk['type']=='Cache' && $disk['status']!='DISK_NP') ||
             ($disk['name']=='flash') || in_array($disk['name'],$pools) ||
-             $disk['type']=='New' ? "<a href=\"".htmlspecialchars("/Main/$type?name=$name")."\">$fancyname</a>" : $fancyname;
+             $disk['type']=='New' ? "<a href=\"".htmlspecialchars("/Main/Settings/$type?name=$name")."\">$fancyname</a>" : $fancyname;
   if ($crypto) switch ($disk['luksState']) {
     case 0:
       if (!vfs_luks($disk['fsType']))
diff --git a/plugins/dynamix/nchan/update_2 b/plugins/dynamix/nchan/update_2
index b220c204d..e5720d918 100755
--- a/plugins/dynamix/nchan/update_2
+++ b/plugins/dynamix/nchan/update_2
@@ -139,7 +139,7 @@ function device_name(&$disk) {
   $name = my_disk($disk['name']);
   [$p1,$p2] = explode(' ',$name);
   $name = _($p1).($p2?" $p2":"");
-  return "<i class='icon-$type'></i> <a href=\"".htmlspecialchars("/Dashboard/Main/Device?name={$disk['name']}")."\" title=\"$name settings\">$name</a>";
+  return "<i class='icon-$type'></i> <a href=\"".htmlspecialchars("/Dashboard/Main/Settings/Device?name={$disk['name']}")."\" title=\"$name settings\">$name</a>";
 }
 function device_status(&$disk, &$error, &$warning) {
   global $var;