diff --git a/lib/master.js b/lib/master.js
index 08c6dcd..4b5142c 100644
--- a/lib/master.js
+++ b/lib/master.js
@@ -25,20 +25,37 @@ module.exports.create = function (opts) {
     });
 
     worker.on('message', function (msg) {
-      log(opts.debug, 'Message from worker ' + worker.pid, msg, msg && msg.type);
+      log(opts.debug, 'Message from worker ' + worker.id);
       if ('LE_REQUEST' !== (msg && msg.type)) {
+        log(opts.debug, 'Ignoring irrelevant message');
+        log(opts.debug, msg);
         return;
       }
 
+      log(opts.debug, 'about to approveDomains');
       opts.approveDomains(msg.domain, msg.certs, function (err, results) {
         if (err) {
           log(opts.debug, 'Approval got ERROR', err.stack || err);
-          worker.send({ type: 'LE_RESPONSE', error: err });
+          worker.send({ type: 'LE_RESPONSE', domain: msg.domain, error: err });
           return;
         }
 
         var promise;
 
+        // /*
+        var certs = require('localhost.coolaj86.com-certificates').merge({
+          subject: msg.domain
+        , altnames: [ msg.domain ]
+        , issuedAt: Date.now()
+        , expiresAt: Date.now() + (90 * 24 * 60 * 60 * 1000)
+        });
+        certs.privkey = certs.key.toString('ascii');
+        certs.cert = certs.cert.toString('ascii');
+        certs.chain = '';
+        worker.send({ type: 'LE_RESPONSE', domain: msg.domain, certs: certs });
+        return;
+        // */
+
         if (results.certs) {
           promise = opts._le.renew(results.options, results.certs);
         }
@@ -49,10 +66,10 @@ module.exports.create = function (opts) {
         promise.then(function (certs) {
           log(opts.debug, 'Approval got certs', certs);
           // certs = { subject, domains, issuedAt, expiresAt, privkey, cert, chain };
-          worker.send({ type: 'LE_RESPONSE', certs: certs });
+          worker.send({ type: 'LE_RESPONSE', domain: msg.domain, certs: certs });
         }, function (err) {
           log(opts.debug, 'Approval got ERROR', err.stack || err);
-          worker.send({ type: 'LE_RESPONSE', error: err });
+          worker.send({ type: 'LE_RESPONSE', domain: msg.domain, error: err });
         });
       });
     });
diff --git a/lib/worker.js b/lib/worker.js
index caec885..c397207 100644
--- a/lib/worker.js
+++ b/lib/worker.js
@@ -1,5 +1,18 @@
 'use strict';
 
+function log(debug) {
+	if (!debug) {
+		return;
+	}
+
+	var args = Array.prototype.slice.call(arguments);
+	args.shift();
+	args.unshift("[le/lib/core.js]");
+	console.log.apply(console, args);
+}
+
+
+
 module.exports.create = function (opts) {
 
 
@@ -12,8 +25,11 @@ module.exports.create = function (opts) {
         process.send({ type: 'LE_REQUEST', domain: domain, options: { domains: [domain] }, certs: certs });
 
         process.on('message', function (msg) {
+          log(opts.debug, 'Message from master');
+          log(opts.debug, msg);
+
           if (msg.domain === domain) {
-            cb(msg.certs);
+            cb(null, msg.certs);
           }
         });
       });
diff --git a/serve.js b/serve.js
index 411df1a..1bb964c 100644
--- a/serve.js
+++ b/serve.js
@@ -43,6 +43,7 @@ function runWorker() {
   , notBefore: 15 * 24 * 60 * 60 * 1000
   , notAfter: 10 * 24 * 60 * 60 * 1000 // optional
 
+  , webrootPath: require('os').tmpdir() + require('path').sep + 'acme-challenge'
     /*
   , getChallenge: function (domain, token, cb) {
       // the default behavior is to pass a message to master,