Add artisan command to create queue worker service (#253)

* add command to create queue worker service file

* remove comments from service file that are no longer needed

* only create queue worker service file if queue driver is not "sync"

* make "database" the recommended queue driver, again

app/Console/Commands/Environment/AppSettingsCommand.php

@@ -24,9 +24,9 @@ class AppSettingsCommand extends Command
     ];
 
     public const QUEUE_DRIVERS = [
-        'sync' => 'Synchronous (recommended)',
-        'database' => 'Database',
+        'database' => 'Database (recommended)',
         'redis' => 'Redis',
+        'sync' => 'Synchronous',
     ];
 
     protected $description = 'Configure basic environment settings for the Panel.';
@@ -103,7 +103,13 @@ class AppSettingsCommand extends Command
             $this->variables['SESSION_SECURE_COOKIE'] = 'true';
         }
 
-        $this->checkForRedis();
+        $redisUsed = count(collect($this->variables)->filter(function ($item) {
+            return $item === 'redis';
+        })) !== 0;
+
+        if ($redisUsed) {
+            $this->requestRedisSettings();
+        }
 
         $path = base_path('.env');
         if (!file_exists($path)) {
@@ -116,25 +122,20 @@ class AppSettingsCommand extends Command
             Artisan::call('key:generate');
         }
 
+        if ($this->variables['QUEUE_CONNECTION'] !== 'sync') {
+            Artisan::call('p:environment:queue-service', $redisUsed ? ['--use-redis'] : []);
+        }
+
         $this->info($this->console->output());
 
         return 0;
     }
 
     /**
-     * Check if redis is selected, if so, request connection details and verify them.
+     * Request connection details and verify them.
      */
-    private function checkForRedis()
+    private function requestRedisSettings(): void
     {
-        $items = collect($this->variables)->filter(function ($item) {
-            return $item === 'redis';
-        });
-
-        // Redis was not selected, no need to continue.
-        if (count($items) === 0) {
-            return;
-        }
-
         $this->output->note(__('commands.appsettings.redis.note'));
         $this->variables['REDIS_HOST'] = $this->option('redis-host') ?? $this->ask(
             'Redis Host',

app/Console/Commands/Environment/QueueWorkerServiceCommand.php

@@ -0,0 +1,76 @@
+<?php
+
+namespace App\Console\Commands\Environment;
+
+use Illuminate\Console\Command;
+use Illuminate\Support\Facades\File;
+use Illuminate\Support\Facades\Process;
+
+class QueueWorkerServiceCommand extends Command
+{
+    protected $description = 'Create the service for the queue worker.';
+
+    protected $signature = 'p:environment:queue-service
+        {--service-name= : Name of the queue worker service.}
+        {--user= : The user that PHP runs under.}
+        {--group= : The group that PHP runs under.}
+        {--use-redis : Whether redis is used.}';
+
+    public function handle(): void
+    {
+        $serviceName = $this->option('service-name') ?? $this->ask('Service name', 'pelican-queue');
+        $path = '/etc/systemd/system/' . $serviceName  . '.service';
+
+        if ($this->input->isInteractive()) {
+            if (file_exists($path) && !$this->confirm('The service file already exists. Do you want to overwrite it?')) {
+                return;
+            }
+
+            $user = $this->option('user') ?? $this->ask('User', 'www-data');
+            $group = $this->option('group') ?? $this->ask('Group', 'www-data');
+
+            $afterRedis = $this->option('use-redis') ? '\nAfter=redis-server.service' : '';
+        } else {
+            $user = 'www-data';
+            $group = 'www-data';
+
+            $afterRedis = '';
+        }
+
+        $basePath = base_path();
+
+        $success = File::put($path, "# Pelican Queue File
+# ----------------------------------
+
+[Unit]
+Description=Pelican Queue Service$afterRedis
+
+[Service]
+User=$user
+Group=$group
+Restart=always
+ExecStart=/usr/bin/php $basePath/artisan queue:work --queue=high,standard,low --tries=3
+StartLimitInterval=180
+StartLimitBurst=30
+RestartSec=5s
+
+[Install]
+WantedBy=multi-user.target
+        ");
+
+        if (!$success) {
+            $this->error('Error creating service file');
+
+            return;
+        }
+
+        $result = Process::run("systemctl enable --now $serviceName.service");
+        if ($result->failed()) {
+            $this->error('Error enabling service: ' . $result->errorOutput());
+
+            return;
+        }
+
+        $this->line('Queue worker service file created successfully.');
+    }
+}