From 6057747e9eda02d5b41385d6555f677314f5780d Mon Sep 17 00:00:00 2001
From: Ryan Dahl <ry@tinyclouds.org>
Date: Mon, 29 Nov 2010 13:53:35 -0800
Subject: [PATCH] Improve HTTP debug messages

---
 lib/http.js | 23 ++++++++++++-----------
 1 file changed, 12 insertions(+), 11 deletions(-)

diff --git a/lib/http.js b/lib/http.js
index 7a24f1bbd..883ab088c 100644
--- a/lib/http.js
+++ b/lib/http.js
@@ -8,7 +8,7 @@ var HTTPParser = process.binding('http_parser').HTTPParser;
 var debug;
 var debugLevel = parseInt(process.env.NODE_DEBUG, 16);
 if (debugLevel & 0x4) {
-  debug = function (x) { util.error('HTTP: ' + x); };
+  debug = function (x) { console.error('HTTP: %s', x); };
 } else {
   debug = function () { };
 }
@@ -770,7 +770,7 @@ exports.createServer = function (requestListener) {
 function connectionListener (socket) {
   var self = this;
 
-  debug("new http connection");
+  debug("SERVER new http connection");
 
   httpSocketSetup(socket);
 
@@ -790,6 +790,7 @@ function connectionListener (socket) {
   socket.ondata = function (d, start, end) {
     var ret = parser.execute(d, start, end - start);
     if (ret instanceof Error) {
+      debug("parse error");
       socket.destroy(ret);
     } else if (parser.incoming && parser.incoming.upgrade) {
       var bytesParsed = ret;
@@ -906,26 +907,26 @@ function Client ( ) {
   };
 
   self.addListener("connect", function () {
-    debug('client connected');
+    debug('CLIENT connected');
 
     self.ondata = onData;
     self.onend = onEnd;
 
     self._initParser();
-    debug('requests: ' + util.inspect(self._outgoing));
+    debug('CLIENT requests: ' + util.inspect(self._outgoing.map(function (r) { return r.method; })));
     outgoingFlush(self);
   });
 
   function onEnd() {
     if (self.parser) self.parser.finish();
-    debug("self got end closing. readyState = " + self.readyState);
+    debug("CLIENT got end closing. readyState = " + self.readyState);
     self.end();
   };
 
   self.addListener("close", function (e) {
     if (e) return;
 
-    debug("HTTP CLIENT onClose. readyState = " + self.readyState);
+    debug("CLIENT onClose. readyState = " + self.readyState);
 
     // finally done with the request
     self._outgoing.shift();
@@ -961,14 +962,14 @@ Client.prototype._initParser = function () {
   self.parser.reinitialize('response');
   self.parser.socket = self;
   self.parser.onIncoming = function (res) {
-    debug("incoming response!");
+    debug("CLIENT incoming response!");
 
     var req = self._outgoing[0];
 
     // Responses to HEAD requests are AWFUL. Ask Ryan.
     // A major oversight in HTTP. Hence this nastiness.
     var isHeadResponse = req.method == "HEAD";
-    debug('isHeadResponse ' + isHeadResponse);
+    debug('CLIENT isHeadResponse ' + isHeadResponse);
 
     if (res.statusCode == 100) {
       // restart the parser, as this is a continue message.
@@ -981,7 +982,7 @@ Client.prototype._initParser = function () {
     }
 
     res.addListener('end', function ( ) {
-      debug("request complete disconnecting. readyState = " + self.readyState);
+      debug("CLIENT request complete disconnecting. readyState = " + self.readyState);
       // For the moment we reconnect for every request. FIXME!
       // All that should be required for keep-alive is to not reconnect,
       // but outgoingFlush instead.
@@ -1020,7 +1021,7 @@ Client.prototype._onOutgoingSent = function (message) {
   // Instead, we just check if the connection is closed, and if so
   // reconnect if we have pending messages.
   if (this._outgoing.length && this.readyState == "closed") {
-    debug("HTTP client request flush. reconnect.  readyState = " + this.readyState);
+    debug("CLIENT request flush. reconnect.  readyState = " + this.readyState);
     this._reconnect();
   }
 };
@@ -1028,7 +1029,7 @@ Client.prototype._onOutgoingSent = function (message) {
 
 Client.prototype._reconnect = function () {
   if (this.readyState === "closed") {
-    debug("HTTP CLIENT: reconnecting readyState = " + this.readyState);
+    debug("CLIENT reconnecting readyState = " + this.readyState);
     this.connect(this.port, this.host);
   }
 };
-- 
2.34.1