Update Dockerode to support user-only sockets on new Mac Docker Desktop

Author: pimterry

package-lock.json

@@ -62,7 +62,7 @@
     "destroyable-server": "^1.0.0",
     "dns2": "^2.0.1",
     "docker-file-parser": "^1.0.5",
-    "dockerode": "^3.3.1",
+    "dockerode": "^4.0.0",
     "env-paths": "^1.0.0",
     "event-stream": "^4.0.1",
     "express": "^4.17.3",

package.json

@@ -78,9 +78,15 @@ async function createDockerProxy(
 
     // Hacky logic to reuse docker-modem's internal env + OS parsing logic to
     // work out where the local Docker host is:
-    const modem = docker.modem as any as ({ socketPath: string } | { host: string, port: number });
-    const dockerHostOptions = 'socketPath' in modem
-        ? { socketPath: modem.socketPath }
+    const modem = docker.modem as any as ({
+        getSocketPath(): undefined | Promise<string>;
+        host: string;
+        port: number;
+    });
+
+    const modemSocketPath = await modem.getSocketPath();
+    const dockerHostOptions = modemSocketPath
+        ? { socketPath: modemSocketPath }
         : { host: modem.host, port: modem.port };
 
     const agent = new http.Agent({ keepAlive: true });