composer/plugin/docker4drupal#48 Improve setup to only work on a single network traefik-public

Update Traefik to 2.6
Update Portainer to 2.11.1

Traefik.php

@@ -84,23 +84,17 @@ class Traefik {
 
   /**
    * Update the Traefik container.
-   *
-   * @param bool $rewrite
    */
-  public function update($rewrite = FALSE): void {
-    // Update host wider traefik container.
+  public function update(): void {
+    // Update host wide traefik container.
     $traefikPath = $_SERVER['HOME'] . '/.traefik';
     $traefikCertPath = $_SERVER['HOME'] . '/.traefik/certs';
     $traefikConfigPath = $_SERVER['HOME'] . '/.traefik/configuration';
     $traefikFile = $traefikPath . '/docker-compose.yml';
 
     $fs = new Filesystem();
-    if (!$rewrite && $fs->exists($traefikFile)) {
-      $traefik = Yaml::parse(file_get_contents($traefikFile));
-    }
-    else {
+    if (!$fs->exists($traefikPath)) {
       $fs->mkdir($traefikPath);
-      $traefik = $this->defaultDockerCompose();
     }
     if (!$fs->exists($traefikCertPath)) {
       $fs->mkdir($traefikCertPath);
@@ -109,18 +103,12 @@ class Traefik {
       $fs->mkdir($traefikConfigPath);
     }
     file_put_contents($traefikConfigPath . '/certificates.toml', $this->defaultCertificatesConfig());
-
-    if (!in_array($this->name, $traefik['services']['traefik']['networks'], TRUE)) {
-      $traefik['services']['traefik']['networks'][] = $this->name;
-      $traefik['networks'][$this->name] = [
-        'driver' => 'bridge',
-      ];
-      file_put_contents($traefikFile, Yaml::dump($traefik, 9, 2));
-      $cwd = getcwd();
-      chdir($traefikPath);
-      exec('docker compose --project-name traefik up -d');
-      chdir($cwd);
-    }
+    file_put_contents($traefikFile, Yaml::dump($this->defaultDockerCompose(), 9, 2));
+    $cwd = getcwd();
+    chdir($traefikPath);
+    exec('docker network create traefik-public 2>/dev/null');
+    exec('docker compose --project-name traefik up -d');
+    chdir($cwd);
   }
 
   /**
@@ -131,7 +119,7 @@ class Traefik {
       'version' => '3.3',
       'services' => [
         'traefik' => [
-          'image' => 'traefik:v2.3',
+          'image' => 'traefik:2.6',
           'command' => [
             '--api=true',
             '--api.dashboard=true',
@@ -147,7 +135,7 @@ class Traefik {
           ],
           'restart' => 'unless-stopped',
           'networks' => [
-            'internal',
+            'traefik-public',
           ],
           'ports' => [
             $this->http_port . ':80',
@@ -155,7 +143,7 @@ class Traefik {
           ],
           'labels' => [
             'traefik.enable=true',
-            'traefik.network=internal',
+            'traefik.network=traefik-public',
             'traefik.http.routers.traefik.service=api@internal',
             'traefik.http.routers.traefik.rule=Host(`traefik.' . $this->domain . '`)',
           ],
@@ -167,22 +155,22 @@ class Traefik {
         ],
       ],
       'networks' => [
-        'internal' => [
-          'internal' => true,
+        'traefik-public' => [
+          'external' => true,
         ],
       ],
     ];
     if ($this->addon_portainer) {
       $config['services']['portainer'] = [
-        'image' => 'portainer/portainer-ce:2.0.0',
+        'image' => 'portainer/portainer-ce:2.11.1',
         'command' => '-H unix:///var/run/docker.sock',
         'restart' => 'unless-stopped',
         'networks' => [
-          'internal',
+          'traefik-public',
         ],
         'labels' => [
           'traefik.enable=true',
-          'traefik.network=internal',
+          'traefik.network=traefik-public',
           'traefik.http.routers.frontend.rule=Host(`portainer.' . $this->domain . '`)',
           'traefik.http.routers.frontend.entrypoints=websecure',
           'traefik.http.services.frontend.loadbalancer.server.port=9000',