icingaweb2-module-director/library/Director/Daemon/DaemonProcessState.php

86 lines
1.9 KiB
PHP

<?php
namespace Icinga\Module\Director\Daemon;
use gipfl\Cli\Process;
use gipfl\SystemD\NotifySystemD;
class DaemonProcessState
{
/** @var NotifySystemD|null */
protected $systemd;
protected $components = [];
protected $currentMessage;
protected $processTitle;
protected $state;
public function __construct($processTitle)
{
$this->processTitle = $processTitle;
$this->refreshMessage();
}
/**
* @param NotifySystemD|false $systemd
* @return $this
*/
public function setSystemd($systemd)
{
if ($systemd) {
$this->systemd = $systemd;
} else {
$this->systemd = null;
}
return $this;
}
public function setState($message)
{
$this->state = $message;
$this->refreshMessage();
return $this;
}
public function setComponentState($name, $stateMessage)
{
if ($stateMessage === null) {
unset($this->components[$name]);
} else {
$this->components[$name] = $stateMessage;
}
$this->refreshMessage();
}
protected function refreshMessage()
{
$messageParts = [];
if (\strlen($this->state)) {
$messageParts[] = $this->state;
}
foreach ($this->components as $component => $message) {
$messageParts[] = "$component: $message";
}
$message = \implode(', ', $messageParts);
if ($message !== $this->currentMessage) {
$this->currentMessage = $message;
if (\strlen($message) === 0) {
Process::setTitle($this->processTitle);
} else {
Process::setTitle($this->processTitle . ": $message");
}
if ($this->systemd) {
$this->systemd->setStatus($message);
}
}
}
}