🔀 Merge pull request #363 from Skeeww/dev

♻️ Change Docker instance to singleton

src/pages/api/docker/DockerSingleton.tsx

@@ -0,0 +1,16 @@
+import Docker from 'dockerode';
+
+export default class DockerSingleton extends Docker {
+  private static dockerInstance: DockerSingleton;
+
+  private constructor() {
+    super();
+  }
+
+  public static getInstance(): DockerSingleton {
+    if (!DockerSingleton.dockerInstance) {
+      DockerSingleton.dockerInstance = new DockerSingleton();
+    }
+    return DockerSingleton.dockerInstance;
+  }
+}

src/pages/api/docker/container/[id].tsx

@@ -1,7 +1,7 @@
 import { NextApiRequest, NextApiResponse } from 'next';
-import Docker from 'dockerode';
+import DockerSingleton from '../DockerSingleton';
 
-const docker = new Docker();
+const docker = DockerSingleton.getInstance();
 
 async function Get(req: NextApiRequest, res: NextApiResponse) {
   // Get the slug of the request

src/pages/api/docker/containers.tsx

@@ -1,10 +1,9 @@
 import { NextApiRequest, NextApiResponse } from 'next';
-
-import Docker from 'dockerode';
+import DockerSingleton from './DockerSingleton';
 
 async function Get(req: NextApiRequest, res: NextApiResponse) {
   try {
-    const docker = new Docker();
+    const docker = DockerSingleton.getInstance();
     const containers = await docker.listContainers({ all: true });
     res.status(200).json(containers);
   } catch (err) {