mirror of
https://github.com/unraid/webgui.git
synced 2026-01-12 20:49:56 -06:00
121 lines
4.2 KiB
PHP
121 lines
4.2 KiB
PHP
<?PHP
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/* Copyright 2005-2018, Lime Technology
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* Copyright 2012-2018, Bergware International.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License version 2,
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* as published by the Free Software Foundation.
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*/
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?>
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<?
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$docroot = $docroot ?? $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
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$name = urldecode($_POST['name']);
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switch ($_POST['id']) {
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case 'vm':
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// update vm
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require_once "$docroot/plugins/dynamix.vm.manager/include/libvirt_helpers.php";
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$file = "/var/tmp/$name.tmp";
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if (!file_exists($file)) {
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$reply = ['error' => "File: '$file' not found"];
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break;
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}
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// read new cpu assignments
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$cpuset = explode(',',file_get_contents($file)); unlink($file);
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$vcpus = count($cpuset);
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// initial cores/threads assignment
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$cores = $vcpus;
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$threads = 1;
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$vendor = exec("grep -Pom1 '^vendor_id\\s+: \\K\\S+' /proc/cpuinfo");
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if ($vendor == 'AuthenticAMD') {
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$ht = 1; // force single threaded for AMD
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} else {
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$ht = exec("lscpu|grep -Po '^Thread\\(s\\) per core:\\s+\\K\\d+'") ?: 1; // fetch hyperthreading
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}
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// adjust for hyperthreading
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if ($vcpus > $ht && $vcpus%$ht===0) {
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$cores /= $ht;
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$threads = $ht;
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}
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$uuid = $lv->domain_get_uuid($lv->get_domain_by_name($name));
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$dom = $lv->domain_get_domain_by_uuid($uuid);
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$auto = $lv->domain_get_autostart($dom)==1;
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$xml = simplexml_load_string($lv->domain_get_xml($dom));
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// update topology and vpcus
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$xml->cpu->topology['cores'] = $cores;
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$xml->cpu->topology['threads'] = $threads;
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$xml->vcpu = $vcpus;
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unset($xml->cputune);
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$xml->addChild('cputune');
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for ($i = 0; $i < $vcpus; $i++) {
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$vcpu = $xml->cputune->addChild('vcpupin');
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$vcpu['vcpu'] = $i;
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$vcpu['cpuset'] = $cpuset[$i];
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}
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// stop running vm first?
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$running = $lv->domain_get_state($dom)=='running';
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if ($running) {
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$lv->domain_shutdown($dom);
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for ($n =0; $n < 30; $n++) { // allow up to 30s for VM to shutdown
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sleep(1);
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if ($stopped = $lv->domain_get_state($dom)=='shutoff') break;
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}
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} else $stopped = true;
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if (!$stopped) {
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$reply = ['error' => "Failed to stop '$name'"];
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break;
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}
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$lv->nvram_backup($uuid);
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$lv->domain_undefine($dom);
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$lv->nvram_restore($uuid);
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if (!$lv->domain_define($xml->saveXML())) {
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$reply = ['error' => $lv->get_last_error()];
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break;
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}
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$lv->domain_set_autostart($dom, $auto);
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if ($running && !$lv->domain_start($dom)) {
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$reply = ['error' => $lv->get_last_error()];
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} else {
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$reply = ['success' => $name];
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}
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break;
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case 'ct':
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// update docker container
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require_once "$docroot/plugins/dynamix.docker.manager/include/DockerClient.php";
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require_once "$docroot/plugins/dynamix.docker.manager/include/Helpers.php";
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$DockerClient = new DockerClient();
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$DockerTemplates = new DockerTemplates();
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// get available networks
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$subnet = DockerUtil::network(DockerUtil::custom());
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// get full template path
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$xml = $DockerTemplates->getUserTemplate($name);
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list($cmd, $ct, $repository) = xmlToCommand($xml);
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$imageID = $DockerClient->getImageID($repository);
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// pull image
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$container = $DockerClient->getContainerDetails($ct);
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// determine if the container is still running
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if (!empty($container) && !empty($container['State']) && !empty($container['State']['Running'])) {
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// since container was already running, put it back it to a running state after update
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$cmd = str_replace('/docker create ', '/docker run -d ', $cmd);
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// attempt graceful stop of container first
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$DockerClient->stopContainer($ct,30);
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}
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// force kill container if still running after 30 seconds
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$DockerClient->removeContainer($ct);
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execCommand($cmd,false);
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$DockerClient->flushCaches();
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$newImageID = $DockerClient->getImageID($repository);
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// remove old orphan image since it's no longer used by this container
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if ($imageID && $imageID != $newImageID) {
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$DockerClient->removeImage($imageID);
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}
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$reply = ['success' => $name];
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break;
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}
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header('Content-Type: application/json');
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die(json_encode($reply));
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?>
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