Menu="OtherSettings"
Title="VM Manager"
Icon="dynamix.vm.manager.png"
---
<?PHP
/* Copyright 2015, Lime Technology
 * Copyright 2015, Derek Macias, 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.
 */
?>
<?
if ($var['fsState'] != "Started") {
  echo "<p class='notice'>Array must be Started to manage Virtual Machines.</p>";
  return;
}

require_once('/usr/local/emhttp/plugins/dynamix.vm.manager/classes/libvirt.php');
require_once('/usr/local/emhttp/plugins/dynamix.vm.manager/classes/libvirt_helpers.php');


// Check for Intel VT-x (vmx) or AMD-V (svm) cpu virtualzation support
// Attempt to load either of the kvm modules to see if virtualzation hw is supported
exec('modprobe -a kvm_intel kvm_amd 2>/dev/null');

// If either kvm_intel or kvm_amd are loaded then Intel VT-x (vmx) or AMD-V (svm) cpu virtualzation support was found
$strLoadedModules = shell_exec("lsmod | grep '^kvm_\(amd\|intel\)'");

if (empty($strLoadedModules)) {
	?><p class="notice">Your hardware does not have Intel VT-x or AMD-V capability.  This is required to create VMs in KVM. <a href="http://lime-technology.com/wiki/index.php/UnRAID_Manual_6#Hardware-Assisted_Virtualization_.28HVM.29" target="_blank">Click here to see the unRAID Wiki for more information</a></p><?php
	exit;
}


$arrValidBridges = getNetworkBridges();


// Check for PCIE ACS capabilities
$boolACSEnabled = (strpos(file_get_contents('/proc/cmdline'), 'pcie_acs_override=') !== false);

// Check the /boot/syslinux/syslinux.cfg for the existance of pcie_acs_override=
$arrSyslinuxCfg = file('/boot/syslinux/syslinux.cfg');
$strCurrentLabel = '';
$boolACSInSyslinux = false;

foreach ($arrSyslinuxCfg as &$strSyslinuxCfg) {
	if (stripos(trim($strSyslinuxCfg), 'label ') === 0) {
		$strCurrentLabel = trim(str_ireplace('label ', '', $strSyslinuxCfg));
	}
	if (stripos($strSyslinuxCfg, 'append ') !== false) {
		if (stripos($strSyslinuxCfg, 'pcie_acs_override=') !== false) {
			// pcie_acs_override= was found
			$boolACSInSyslinux = true;
		}

		// We just examine the first append line
		break;
	}
}

if ($boolACSEnabled != $boolACSInSyslinux) {
	?><p class="notice">You must reboot for changes to take effect</p><?php
}
?>
<link type="text/css" rel="stylesheet" href="/plugins/dynamix.vm.manager/styles/dynamix.vm.manager.css">
<link type="text/css" rel="stylesheet" href="/webGui/styles/jquery.filetree.css">
<link type="text/css" rel="stylesheet" href="/webGui/styles/jquery.switchbutton.css">
<style>
	body { -webkit-overflow-scrolling: touch;}
	.fileTree {
		width: 305px;
		max-height: 150px;
		overflow: scroll;
		position: absolute;
		z-index: 100;
		display: none;
	}
	.basic{display:block;}
	.advanced{display:none;white-space:nowrap;}
	.switch-button-label.off{color: inherit;}
	#winvirtio{display:none;}
	#download_status {
		margin-left: 5px;
		color: #777;
		display: none;
	}
	#download_button {
		cursor: pointer;
		margin-left: -5px;
		color: #08C;
		font-size: 1.4em;
		display: none;
		transform: translate(0px, 4px);
	}
	#download_button.fa-spin {
		cursor: default;
		color: #777;
	}
</style>
<span class="status" style="margin-top: -44px;"><input type="checkbox" class="advancedview"></span>
<span class="status advanced" style="margin-top: -4px;"><a id="openlog" title="/var/log/libvirt/libvirtd.log" href="#" onclick="openWindow('/webGui/scripts/tail_log&amp;arg1=libvirt/libvirtd.log','Log Information',600,900);">view libvirt log</a></span>
<form id="settingsForm" markdown="1" method="POST" action="/update.php" target="progressFrame">
<input type="hidden" name="#file" value="<?=$domain_cfgfile;?>" />
<input type="hidden" id="command" name="#command" value="" />

Enable VMs:
: <select id="SERVICE" name="SERVICE" class="narrow">
<?= mk_option($libvirt_service, 'disable', 'No'); ?>
<?= mk_option($libvirt_service, 'enable', 'Yes'); ?>
</select>

> Stopping the VM Manager will first attempt to shutdown all running VMs.  After 40 seconds, any remaining VM instances will be terminated.

<div class="advanced" markdown="1">
<? if ($libvirt_service == 'enable') {
	$libvirt_info = libvirt_version('libvirt');
	$qemu_info = $lv->get_connect_information(); ?>
Libvirt version:
: <?= $libvirt_info['libvirt.major'] . '.' .  $libvirt_info['libvirt.minor'] . '.' .  $libvirt_info['libvirt.release']; ?>

QEMU version:
: <?= $qemu_info['hypervisor_major'] . '.' .  $qemu_info['hypervisor_minor'] . '.' .  $qemu_info['hypervisor_release']; ?>
<? } ?>

Default VM storage path:
: <input type="text" id="domaindir" data-pickfolders="true" data-pickfilter="NO_FILES_FILTER" data-pickroot="<?= (is_dir('/mnt/user/') ? '/mnt/user/' : '/mnt/') ?>" name="DOMAINDIR" value="<?=$domain_cfg['DOMAINDIR']?>" placeholder="Click to Select">

> Specify a user share that contains all your VM subdirectories with vdisks

Default ISO storage path:
: <input type="text" id="mediadir" data-pickfolders="true" data-pickfilter="NO_FILES_FILTER" data-pickroot="<?= (is_dir('/mnt/user/') ? '/mnt/user/' : '/mnt/') ?>" name="MEDIADIR" value="<?=$domain_cfg['MEDIADIR']?>" placeholder="Click to Select">

> Specify a user share that contains all your installation media for operating systems
</div>

<div markdown="1">
Default Windows VirtIO driver ISO <span style="font-weight: normal">(optional)</span>:
: <select id="winvirtio_select" class="narrow">
<?
	$iso_dir = $domain_cfg['MEDIADIR'];
	if (empty($iso_dir) || !is_dir($iso_dir)) {
		$iso_dir = '/mnt/user/isos/';
	} else {
		$iso_dir = str_replace('//', '/', $iso_dir.'/');
	}

	$strManual = '';
	if (!empty($domain_cfg['MEDIADIR']) &&
		!empty($domain_cfg['VIRTIOISO']) &&
		dirname($domain_cfg['VIRTIOISO']) != '.' &&
		strpos($iso_dir, dirname($domain_cfg['VIRTIOISO'])) !== 0) {
		$strManual = 'manual';
	}

	$strMatch = $strManual;
	foreach ($virtio_isos as $key => $value) {
		if (empty($strMatch) &&
			(basename($domain_cfg['VIRTIOISO']) == $value['name']) &&
			is_file($iso_dir.$value['name'])
			) {
			$strMatch = $value['name'];
		}
		echo mk_option($strMatch, $value['name'], $value['name']);
	}

	echo mk_option($strManual, 'manual', 'Manual');
?>
</select><input type="text" id="winvirtio" name="VIRTIOISO" data-pickfilter="iso" data-pickcloseonfile="true" data-pickroot="<?= (is_dir('/mnt/user/') ? '/mnt/user/' : '/mnt/') ?>" value="<?=$domain_cfg['VIRTIOISO']?>" placeholder="Click to Select"><i class="fa fa-download" id="download_button" title="Download Windows VirtIO driver ISO"></i><span id="download_status"></span>

> Specify the virtual CD-ROM (ISO) that contains the VirtIO Windows drivers as provided by the Fedora Project.
> Download the latest ISO from here: <a href="https://fedoraproject.org/wiki/Windows_Virtio_Drivers#Direct_download" target="_blank">https://fedoraproject.org/wiki/Windows_Virtio_Drivers#Direct_download</a>
>
> When installing Windows, you will reach a step where no disk devices will be found.
> There is an option to browse for drivers on that screen.  Click browse and locate the additional CD-ROM in the menu.
> Inside there will be various folders for the different versions of Windows.  Open the folder for the version of Windows
> you are installing and then select the AMD64 subfolder inside (even if you are on an Intel system, select AMD64).
> Three drivers will be found.  Select them all, click next, and the vDisks you have assigned will appear.
</div>

<div class="advanced" markdown="1">
Default network bridge:
: <select id="bridge" name="BRNAME">
<?php
	foreach ($arrValidBridges as $strBridge) {
		echo mk_option($domain_cfg['BRNAME'], $strBridge, $strBridge);
	}
?>
</select>

> Enter the name of the network bridge you wish to use for your VMs here, otherwise leave the field blank and
> libvirt will create a bridge that will utilize NAT (network address translation) and act as a DHCP server to hand out
> IP addresses to virtual machines directly.
>
> NOTE:  You can also specify an network bridge on a per-VM basis.

Enable PCIe ACS Override:
: <select id="pcie_acs_override" class="narrow">
<?= mk_option(($boolACSInSyslinux ? '1' : '0'), '0', 'No'); ?>
<?= mk_option(($boolACSInSyslinux ? '1' : '0'), '1', 'Yes'); ?>
</select>

> Warning:  Use of this setting could cause possible data corruption with certain hardware configurations.  Please visit the Lime Technology forums for more information.
>
> A reboot will be required for changes to this setting to take affect.
</div>

&nbsp;
: <input type="button" id="applyBtn" value="Apply"/><input type="button" value="Done" onclick="done()">
</form>

> View the log for libvirt: <a id="openlog" title="/var/log/libvirt/libvirtd.log" href="#" onclick="openWindow('/webGui/scripts/tail_log&arg1=libvirt/libvirtd.log','Log Information',600,900);">/var/log/libvirt/libvirtd.log</a>


<script src="/webGui/javascript/jquery.filetree.js"></script>
<script src="/webGui/javascript/jquery.switchbutton.js"></script>
<script src="/plugins/dynamix.vm.manager/scripts/dynamix.vm.manager.js"></script>
<script>
$(function(){
	$("#applyBtn").click(function(){
		$("#command").val("/plugins/dynamix.vm.manager/event/" + ($("#SERVICE").val()=="enable" ? "started" : "stopping_svcs"));

		if ($('#pcie_acs_override').val() == '1') {
			$.get("/plugins/dynamix.vm.manager/VMajax.php?action=acs-override-enable", function( data ) {
				$("#settingsForm").submit();
			}, "json");
		} else {
			$.get("/plugins/dynamix.vm.manager/VMajax.php?action=acs-override-disable", function( data ) {
				$("#settingsForm").submit();
			}, "json");
		}
	});

	$("input[data-pickroot]").fileTreeAttach();

	$("#mediadir").on("input change", function() {
		$("#winvirtio_select").change();
	});

	var checkDownloadTimer = null;
	var checkOrInitDownload = function(checkonly) {
		clearTimeout(checkDownloadTimer);

		var $button = $("#download_button");
		var $form = $button.closest('form');

		var postdata = {
			action: "virtio-win-iso-download",
			download_version: $('#winvirtio_select').val(),
			download_path: $('#mediadir').val(),
			checkonly: ((typeof checkonly === 'undefined') ? false : !!checkonly) ? 1 : 0
		};

		$form.find('input,select').prop('disabled', true);
		$button.removeClass('fa-download').addClass('fa-circle-o-notch fa-spin');

		$.post("/plugins/dynamix.vm.manager/VMajax.php", postdata, function( data ) {
			if (data.error) {
				$("#download_status").html('<span style="color: red">' + data.error + '</span>');
			} else {
				$("#download_status").html(data.status);

				if (data.pid) {
					checkDownloadTimer = setTimeout(checkOrInitDownload, 1000);
					return;
				}

				if (data.status == 'Done') {
					$("#winvirtio_select").change();
				}
			}

			$button.removeClass('fa-circle-o-notch fa-spin').addClass('fa-download');
			$form.find('input,select').prop('disabled', false);
		}, "json");
	};

	$("#download_button").click(function changeVirtIOVersion() {
		if (!$(this).hasClass('fa-spin')) {
			checkOrInitDownload(false);
		}
	});

	// Fire events below once upon showing page
	$("#winvirtio_select").change(function changeVirtIOVersion() {
		clearTimeout(checkDownloadTimer);

		if ($(this).val()=='manual') {
			$("#download_button,#download_status").hide('fast');
			$("#winvirtio").show('fast');
			return;
		}

		$("#winvirtio").hide('fast');

		var params = {
			action: "virtio-win-iso-info",
			path: $("#mediadir").val(),
			file: $(this).val()
		};

		$.get("/plugins/dynamix.vm.manager/VMajax.php", params, function( data ) {

			if (!data.exists) {
				$("#download_button").show('fast');
				$("#download_status").html('').show('fast');
				if (data.pid) {
					checkOrInitDownload(true);
				}
			} else {
				$("#download_button,#download_status").hide('fast');
				$("#winvirtio").val(data.path);
			}

		}, "json");
	}).change(); // Fire now too!

	if ($.cookie('vmsettings_view_mode') == 'advanced') {
		$('.advanced').show();
		$('.basic').hide();
	}
	$('.advancedview').switchButton({
		labels_placement: "left",
		on_label: 'Advanced View',
		off_label: 'Basic View',
		checked: $.cookie('vmsettings_view_mode') == 'advanced'
	});
	$('.advancedview').change(function () {
		$('.advanced').toggle('slow');
		$('.basic').toggle('slow');
		$.cookie('vmsettings_view_mode', $('.advancedview').is(':checked') ? 'advanced' : 'basic', { expires: 3650 });
	});
});
</script>