Improve some debug output

homebridge · Sep 15, 2020 · 5a17e64 · 5a17e64
1 parent 1c65fc6
commit 5a17e64
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Showing 2 changed files with 10 additions and 3 deletions.
diff --git a/src/MDNSServer.ts b/src/MDNSServer.ts
@@ -286,7 +286,7 @@ export class MDNSServer {
     }
 
     return new Promise((resolve, reject) => {
-      const errorHandler = (error: Error | number): void => reject(error);
+      const errorHandler = (error: Error): void => reject(new Error("Failed to bind on interface " + name + ": " + error.message));
       socket.once("error", errorHandler);
 
       socket.bind(MDNSServer.MDNS_PORT, () => {
@@ -295,7 +295,7 @@ export class MDNSServer {
 
         const multicastAddress = family === IPFamily.IPv4? MDNSServer.MULTICAST_IPV4: MDNSServer.MULTICAST_IPV6;
         const interfaceAddress = family === IPFamily.IPv4? networkInterface!.ipv4: networkInterface!.ipv6;
-        assert(interfaceAddress, "Interface address cannot be undefined!");
+        assert(interfaceAddress, "Interface address for " + name + " cannot be undefined!");
 
         socket.addMembership(multicastAddress, interfaceAddress!);
 
@@ -376,7 +376,7 @@ export class MDNSServer {
     }
 
     if (callback) {
-      callback(error.error);
+      callback(new Error("Encountered socket error on " + error.name + ": " + error.error.stack));
     } else {
       MDNSServer.handleSocketError(error.name, error.error);
     }

diff --git a/src/index.ts b/src/index.ts
@@ -14,11 +14,18 @@ if (version.includes("beta") || process.env.BCT) { // enable debug output if bet
 import "./coder/records/index";
 import { MDNSServerOptions } from "./MDNSServer";
 import { Responder } from "./Responder";
+import createDebug from "debug";
 
 export * from "./CiaoService";
 export * from "./Responder";
 export { MDNSServerOptions } from "./MDNSServer";
 
+function printInitInfo() {
+  const debug = createDebug("ciao:init");
+  debug("Loading ciao v" + version + "...");
+}
+printInitInfo();
+
 /**
  * Defines the transport protocol of a service.
  *