Add some extra logging to help debug Docker events

Author: pimterry

src/interceptors/docker/docker-networking.ts

@@ -227,6 +227,8 @@ class DockerNetworkMonitor {
                 });
             }
         } else if (event.Action === 'connect' || event.Action === 'disconnect') {
+            console.log(`Updating Docker aliases for network ${event.Actor.ID}...`);
+
             // If any containers are attached to the network, or removed from the network
             // then we just update all aliases. Exact changes are a little unpredictable,
             // and this is cheap enough to do every time:
@@ -243,6 +245,7 @@ class DockerNetworkMonitor {
     }
 
     private async refreshAllNetworks() {
+        console.log('Updating all Docker network aliases...');
         const networks = await this.docker.listNetworks();
 
         const networkMap = await Promise.all(

src/interceptors/docker/docker-tunnel-proxy.ts

@@ -105,6 +105,7 @@ export function ensureDockerTunnelRunning(proxyPort: number) {
 
         // Make sure the tunneling container is running:
         if (!container.State.Running) {
+            console.log("Starting Docker tunnel...");
             await docker.getContainer(container.Id).start();
         }
 
@@ -138,6 +139,8 @@ export async function updateDockerTunnelledNetworks(
     proxyPort: number,
     interceptedNetworks: string[]
 ) {
+    console.log(`Updating intercepted Docker networks to: ${interceptedNetworks.join(', ')}`);
+
     const docker = new Docker();
 
     const defaultBridgeId = docker.listNetworks({
@@ -208,6 +211,7 @@ export async function getDockerTunnelPort(proxyPort: number): Promise<number> {
 }
 
 export async function refreshDockerTunnelPortCache(proxyPort: number, { force } = { force: false }): Promise<number> {
+    console.log("Querying Docker tunnel port...");
     try {
         if (!force && _.isObject(portCache[proxyPort])) {
             // If there's an existing promise refreshing this data, then don't duplicate: