Merge branch 'master' into net2

ChangeLog

@@ -1,4 +1,38 @@
-2010.01.20, Version 0.1.26
+2010.02.03, Version 0.1.27
+
+  * Implemented __dirname (Felix Geisendörfer)
+
+  * Downcase process.ARGV, process.ENV, GLOBAL
+    (now process.argv, process.env, global)
+
+  * Bug Fix: Late promise promise callbacks firing
+    (Felix Geisendörfer, Jonas Pfenniger)
+
+  * Make assert.AssertionError instance of Error
+
+  * Removed inline require call for querystring
+    (self@cloudhead.net)
+
+  * Add support for MX, TXT, and SRV records in DNS module.
+    (Blaine Cook)
+
+  * Bugfix: HTTP client automatically reconnecting
+
+  * Adding OS X .dmg build scripts. (Standa Opichal)
+
+  * Bugfix: ObjectWrap memory leak
+
+  * Bugfix: Multipart handle Content-Type headers with charset
+    (Felix Geisendörfer)
+
+  * Upgrade http-parser to fix header overflow attack.
+
+  * Upgrade V8 to 2.1.0
+
+  * Various other bug fixes, performance improvements.
+
+
+2010.01.20, Version 0.1.26, da00413196e432247346d9e587f8c78ce5ceb087
 
   * Bugfix, HTTP eof causing crash (Ben Williamson)
 

deps/coupling/coupling.c

@@ -143,98 +143,176 @@ ring_buffer_push (ring_buffer *ring, int fd)
   return r;
 }
 
+/* PULL PUMP
+ *
+ * This is used to read data from a blocking file descriptor and pump it into
+ * a non-blocking pipe (or other non-blocking fd). The algorithm is this:
+ *
+ *   while (true) {
+ *     read(STDIN_FILENO) // blocking
+ *
+ *     while (!ring.empty) {
+ *       write(pipe) // non-blocking
+ *       select(pipe, writable) 
+ *     }
+ *   }
+ *
+ */
 static void
-pump (int is_pull, int pullfd, int pushfd)
+pull_pump (int pullfd, int pushfd)
 {
   int r;
   ring_buffer ring;
-  fd_set readfds, writefds, exceptfds;
 
-  ring_buffer_init(&ring);
-
-  int maxfd;
-
-  while (pushfd >= 0 && (pullfd >= 0 || !ring_buffer_empty_p(&ring))) {
+  fd_set writefds, exceptfds;
   FD_ZERO(&exceptfds);
-    FD_ZERO(&readfds);
   FD_ZERO(&writefds);
-    
-    maxfd = -1;
-    
-    if (is_pull) {
-      if (!ring_buffer_empty_p(&ring)) { 
-        maxfd = pushfd;
   FD_SET(pushfd, &exceptfds);
   FD_SET(pushfd, &writefds);
+
+  ring_buffer_init(&ring);
+
+  while (pullfd >= 0) {
+    /* Blocking read from STDIN_FILENO */
+    r = ring_buffer_pull(&ring, pullfd);
+
+    if (r == 0) {
+      /* eof */
+      close(pullfd);
+      pullfd = -1;
+    } else if (r < 0 && errno != EINTR && errno != EAGAIN) {
+      /* error */
+      perror("pull_pump read()");
+      close(pullfd);
+      pullfd = -1;
     }
+
+    /* Push all of the data in the ring buffer out. */
+    while (!ring_buffer_empty_p(&ring)) {
+      /* non-blocking write() to the pipe */
+      r = ring_buffer_push(&ring, pushfd);
+
+      if (r < 0 && errno != EAGAIN && errno != EINTR) {
+        if (errno == EPIPE) {
+          /* This happens if someone closes the other end of the pipe.  This
+           * is a normal forced close of STDIN. Hopefully there wasn't data
+           * in the ring buffer. Just close both ends and exit.
+           */
+          close(pushfd);
+          close(pullfd);
+          pushfd = pullfd = -1;
         } else {
-      if (pullfd >= 0) {
-        if (!ring_buffer_filled_p(&ring)) {
-          maxfd = pullfd;
-          FD_SET(pullfd, &exceptfds);
-          FD_SET(pullfd, &readfds);
-        }
+          perror("pull_pump write()");
+          close(pushfd);
+          close(pullfd);
         }
+        return;
       }
 
-    if (maxfd >= 0) {
-      r = select(maxfd+1, &readfds, &writefds, &exceptfds, NULL);
+      /* Select for writablity on the pipe end. 
+       * Very rarely will this stick.
+       */
+      r = select(pushfd+1, NULL, &writefds, &exceptfds, NULL);
 
-      if (r < 0 || (pullfd >= 0 && FD_ISSET(pushfd, &exceptfds))) {
+      if (r < 0 || FD_ISSET(pushfd, &exceptfds)) {
         close(pushfd);
         close(pullfd);
         pushfd = pullfd = -1;
         return;
       }
     }
-
-    if (pullfd >= 0 && FD_ISSET(pullfd, &exceptfds)) {
-      close(pullfd);
-      pullfd = -1;
   }
+  assert(pullfd < 0);
+  assert(ring_buffer_empty_p(&ring));
+  close(pushfd);
+}
+
+/* PUSH PUMP
+ *
+ * This is used to push data out to a blocking file descriptor. It pulls
+ * data from a non-blocking pipe (pullfd) and pushes to STDOUT_FILENO
+ * (pushfd).
+ * When the pipe is closed, then the rest of the data is pushed out and then
+ * STDOUT_FILENO is closed.
+ *
+ * The algorithm looks roughly like this:
+ *
+ *  while (true) {
+ *    r = read(pipe) // nonblocking
+ *
+ *    while (!ring.empty) {
+ *      write(STDOUT_FILENO) // blocking
+ *    }
+ *
+ *    select(pipe, readable);
+ *  }
+ */
+static void
+push_pump (int pullfd, int pushfd)
+{
+  int r;
+  ring_buffer ring;
+
+  fd_set readfds, exceptfds;
+  FD_ZERO(&exceptfds);
+  FD_ZERO(&readfds);
+  FD_SET(pullfd, &exceptfds);
+  FD_SET(pullfd, &readfds);
+
+  ring_buffer_init(&ring);
+
+  /* The pipe is open or there is data left to be pushed out 
+   * NOTE: if pushfd (STDOUT_FILENO) ever errors out, then we just exit the
+   * loop.
+   */
+  while (pullfd >= 0 || !ring_buffer_empty_p(&ring)) {
 
-    if (pullfd >= 0 && (is_pull || FD_ISSET(pullfd, &readfds))) {
+    /* Pull from the non-blocking pipe */
     r = ring_buffer_pull(&ring, pullfd);
+
     if (r == 0) {
       /* eof */
       close(pullfd);
       pullfd = -1;
-
-      } else if (r < 0) {
-        if (errno != EINTR && errno != EAGAIN) goto error;
-      }
+    } else if (r < 0 && errno != EINTR && errno != EAGAIN) {
+      perror("push_pump read()");
+      close(pullfd);
+      pullfd = -1;
+      return;
     }
 
-    if (!is_pull || FD_ISSET(pushfd, &writefds)) {
+    /* Push everything out to STDOUT */
+    while (!ring_buffer_empty_p(&ring)) {
+      /* Blocking write() to pushfd (STDOUT_FILENO) */
       r = ring_buffer_push(&ring, pushfd);
-      if (r < 0) {
-        switch (errno) {
-          case EINTR:
-          case EAGAIN:
-            continue;
-
-          case EPIPE:
-            /* TODO catch SIGPIPE? */
+
+      /* If there was a problem, just exit the entire function */
+
+      if (r < 0 && errno != EINTR) {
         close(pushfd);
         close(pullfd);
         pushfd = pullfd = -1;
         return;
-
-          default:
-            goto error;
-        }
-      }
       }
     }
     
+    if (pullfd >= 0) {
+      /* select for readability on the pullfd */
+      r = select(pullfd+1, &readfds, NULL, &exceptfds, NULL);
+
+      if (r < 0 || FD_ISSET(pullfd, &exceptfds)) {
         close(pushfd);
         close(pullfd);
+        pushfd = pullfd = -1;
         return;
-
-error:
+      }
+    }
+  }
+  /* If we got here then we got eof on pullfd and pushed all the data out.
+   * so now just close pushfd */
+  assert(pullfd < 0);
+  assert(ring_buffer_empty_p(&ring));
   close(pushfd);
-  close(pullfd);
-  perror("(coupling) pump");
 }
 
 static inline int
@@ -262,7 +340,11 @@ pump_thread (void *data)
 {
   struct coupling *c = (struct coupling*)data;
 
-  pump(c->is_pull, c->pullfd, c->pushfd);
+  if (c->is_pull) {
+    pull_pump(c->pullfd, c->pushfd);
+  }  else {
+    push_pump(c->pullfd, c->pushfd);
+  }
 
   return NULL;
 }

doc/api.txt

@@ -1,7 +1,7 @@
 NODE(1)
 =======
 Ryan Dahl <ry@tinyclouds.org>
-Version, 0.1.26, 2010.01.20
+Version, 0.1.27, 2010.02.03
 
 
 == NAME
@@ -48,7 +48,7 @@ execution.
 
 === Global Objects
 
-+GLOBAL+ ::
++global+ ::
 The global namespace object.
 
 +process+ ::
@@ -100,10 +100,10 @@ more information.
                                                signal names such as SIGINT, SIGUSR1, etc.
 |=========================================================
 
-+process.ARGV+ ::
++process.argv+ ::
 An array containing the command line arguments.
 
-+process.ENV+ ::
++process.env+ ::
 An object containing the user environment. See environ(7).
 
 +process.pid+ ::
@@ -565,7 +565,7 @@ Node provides a tridirectional +popen(3)+ facility through the class
                             +"error"+ callbacks will no longer be made.
 |=========================================================
 
-+process.createChildProcess(command, args=[], env=ENV)+::
++process.createChildProcess(command, args=[], env=process.env)+::
 Launches a new process with the given +command+, command line arguments, and
 environmental variables. For example:
 +
@@ -1459,14 +1459,14 @@ resolution.addCallback(function (addresses, ttl, cname) {
     reversing.addCallback( function (domains, ttl, cname) {
       sys.puts("reverse for " + a + ": " + JSON.stringify(domains));
     });
-    reversing.addErrback( function (code, msg) {
-      sys.puts("reverse for " + a + " failed: " + msg);
+    reversing.addErrback( function (e) {
+      puts("reverse for " + a + " failed: " + e.message);
     });
   }
 });
 
-resolution.addErrback(function (code, msg) {
-  sys.puts("error: " + msg);
+resolution.addErrback(function (e) {
+  puts("error: " + e.message);
 });
 -------------------------------------------------------------------------
 
@@ -1482,8 +1482,9 @@ This function returns a promise.
   canonical name for the query.
   The type of each item in +addresses+ is determined by the record type, and
   described in the documentation for the corresponding lookup methods below.
-- on error: returns +code, msg+. +code+ is one of the error codes listed
-  below and +msg+ is a string describing the error in English.
+- on error: Returns an instanceof Error object, where the "errno" field is one
+  of the error codes listed below and the "message" field is a string
+  describing the error in English.
 
 +dns.resolve4(domain)+::
 
@@ -1521,8 +1522,9 @@ Reverse resolves an ip address to an array of domain names.
 - on success: returns +domains, ttl, cname+. +ttl+ (time-to-live) is an integer
   specifying the number of seconds this result is valid for. +cname+ is the
   canonical name for the query. +domains+ is an array of domains.
-- on error: returns +code, msg+. +code+ is one of the error codes listed
-  below and +msg+ is a string describing the error in English.
+- on error: Returns an instanceof Error object, where the "errno" field is one
+  of the error codes listed below and the "message" field is a string
+  describing the error in English.
 
 
 Each DNS query can return an error code.

doc/index.html

@@ -97,9 +97,9 @@ server.listen(7000, "localhost");</pre>
         <a href="http://github.com/ry/node/tree/master">git repo</a>
       </p>
       <p>
-        2010.01.20
+        2010.02.03
         <a
-        href="http://s3.amazonaws.com/four.livejournal/20100120/node-v0.1.26.tar.gz">node-v0.1.26.tar.gz</a>
+        href="http://s3.amazonaws.com/four.livejournal/20100203/node-v0.1.27.tar.gz">node-v0.1.27.tar.gz</a>
       </p>
 
       <h2 id="build">Build</h2>

lib/multipart.js

@@ -183,7 +183,7 @@ Part.prototype.write = function(chunk) {
       var header = this.buffer.substr(0, offset).split(/: ?/);
       this.headers[header[0].toLowerCase()] = header[1];
       this.buffer = this.buffer.substr(offset+2);
-    } else if (offset === false) {
+    } else if (offset === -1) {
       return;
     }
   }

src/node.cc

@@ -918,7 +918,7 @@ static void Load(int argc, char *argv[]) {
 #define str(s) #s
   process->Set(String::NewSymbol("platform"), String::New(xstr(PLATFORM)));
 
-  // process.ARGV
+  // process.argv
   int i, j;
   Local<Array> arguments = Array::New(argc - dash_dash_index + 1);
   arguments->Set(Integer::New(0), String::New(argv[0]));
@@ -928,8 +928,9 @@ static void Load(int argc, char *argv[]) {
   }
   // assign it
   process->Set(String::NewSymbol("ARGV"), arguments);
+  process->Set(String::NewSymbol("argv"), arguments);
 
-  // create process.ENV
+  // create process.env
   Local<Object> env = Object::New();
   for (i = 0; environ[i]; i++) {
     // skip entries without a '=' character
@@ -945,6 +946,8 @@ static void Load(int argc, char *argv[]) {
   }
   // assign process.ENV
   process->Set(String::NewSymbol("ENV"), env);
+  process->Set(String::NewSymbol("env"), env);
+
   process->Set(String::NewSymbol("pid"), Integer::New(getpid()));
 
   // define various internal methods

src/node.js

@@ -41,11 +41,20 @@ node.dns.createConnection = removed("node.dns.createConnection() has moved. Use
 
 // Module 
 
+var internalModuleCache = {};
+
 function Module (id, parent) {
   this.id = id;
   this.exports = {};
   this.parent = parent;
 
+  this.moduleCache = {};
+
+  if (parent) {
+    process.mixin(this.moduleCache, parent.moduleCache);
+    this.moduleCache[parent.id] = parent;
+  }
+
   this.filename = null;
   this.loaded = false;
   this.loadPromise = null;
@@ -53,23 +62,11 @@ function Module (id, parent) {
   this.children = [];
 };
 
-var moduleCache = {};
-
-function createModule (id, parent) {
-  if (id in moduleCache) {
-    debug("found " + JSON.stringify(id) + " in cache");
-    return moduleCache[id];
-  }
-  debug("didn't found " + JSON.stringify(id) + " in cache. creating new module");
-  var m = new Module(id, parent);
-  moduleCache[id] = m;
-  return m;
-};
-
 function createInternalModule (id, constructor) {
-  var m = createModule(id);
+  var m = new Module(id);
   constructor(m.exports);
   m.loaded = true;
+  internalModuleCache[id] = m;
   return m;
 };
 
@@ -86,7 +83,7 @@ process.inherits = function (ctor, superCtor) {
 process.createChildProcess = function (file, args, env) {
   var child = new process.ChildProcess();
   args = args || [];
-  env = env || process.ENV;
+  env = env || process.env;
   var envPairs = [];
   for (var key in env) {
     if (env.hasOwnProperty(key)) {
@@ -493,7 +490,7 @@ GLOBAL.clearInterval = GLOBAL.clearTimeout;
 // Modules
 
 var debugLevel = 0;
-if ("NODE_DEBUG" in process.ENV) debugLevel = 1;
+if ("NODE_DEBUG" in process.env) debugLevel = 1;
 
 function debug (x) {
   if (debugLevel > 0) {
@@ -744,12 +741,12 @@ var path = pathModule.exports;
 process.paths = [ path.join(process.installPrefix, "lib/node/libraries")
                ];
 
-if (process.ENV["HOME"]) {
-  process.paths.unshift(path.join(process.ENV["HOME"], ".node_libraries"));
+if (process.env["HOME"]) {
+  process.paths.unshift(path.join(process.env["HOME"], ".node_libraries"));
 }
 
-if (process.ENV["NODE_PATH"]) {
-  process.paths = process.ENV["NODE_PATH"].split(":").concat(process.paths);
+if (process.env["NODE_PATH"]) {
+  process.paths = process.env["NODE_PATH"].split(":").concat(process.paths);
 }
 
 
@@ -803,11 +800,7 @@ function findModulePath (id, dirs, callback) {
   searchLocations();
 }
 
-function loadModule (request, parent) {
-  // This is the promise which is actually returned from require.async()
-  var loadPromise = new events.Promise();
-
-  // debug("loadModule REQUEST  " + (request) + " parent: " + JSON.stringify(parent));
+function resolveModulePath(request, parent) {
 
   var id, paths;
   if (request.charAt(0) == "." && (request.charAt(1) == "/" || request.charAt(1) == ".")) {
@@ -823,12 +816,24 @@ function loadModule (request, parent) {
     paths = process.paths;
   }
 
-  if (id in moduleCache) {
+  return [id, paths];
+}
+
+function loadModule (request, parent) {
+  var
+    // The promise returned from require.async()
+    loadPromise = new events.Promise(),
+    resolvedModule = resolveModulePath(request, parent),
+    id = resolvedModule[0],
+    paths = resolvedModule[1];
+
+  // debug("loadModule REQUEST  " + (request) + " parent: " + JSON.stringify(parent));
+
+  var cachedModule = internalModuleCache[id] || parent.moduleCache[id];
+  if (cachedModule) {
     debug("found  " + JSON.stringify(id) + " in cache");
-    // In cache
-    var module = moduleCache[id];
     process.nextTick(function() {
-      loadPromise.emitSuccess(module.exports);
+      loadPromise.emitSuccess(cachedModule.exports);
     });
    } else {
     debug("looking for " + JSON.stringify(id) + " in " + JSON.stringify(paths));
@@ -837,7 +842,7 @@ function loadModule (request, parent) {
       if (!filename) {
         loadPromise.emitError(new Error("Cannot find module '" + request + "'"));
       } else {
-        var module = createModule(id, parent);
+        var module = new Module(id, parent);
         module.load(filename, loadPromise);
       }
     });
@@ -968,19 +973,19 @@ process.exit = function (code) {
 
 var cwd = process.cwd();
 
-// Make process.ARGV[0] and process.ARGV[1] into full paths.
-if (process.ARGV[0].indexOf('/') > 0) {
-  process.ARGV[0] = path.join(cwd, process.ARGV[0]);
+// Make process.argv[0] and process.argv[1] into full paths.
+if (process.argv[0].indexOf('/') > 0) {
+  process.argv[0] = path.join(cwd, process.argv[0]);
 }
 
-if (process.ARGV[1].charAt(0) != "/" && !(/^http:\/\//).exec(process.ARGV[1])) {
-  process.ARGV[1] = path.join(cwd, process.ARGV[1]);
+if (process.argv[1].charAt(0) != "/" && !(/^http:\/\//).exec(process.argv[1])) {
+  process.argv[1] = path.join(cwd, process.argv[1]);
 }
 
 // Load the main module--the command line argument.
-process.mainModule = createModule(".");
+process.mainModule = new Module(".");
 var loadPromise = new events.Promise();
-process.mainModule.load(process.ARGV[1], loadPromise);
+process.mainModule.load(process.argv[1], loadPromise);
 
 // All our arguments are loaded. We've evaluated all of the scripts. We
 // might even have created TCP servers. Now we enter the main eventloop. If

test/mjsunit/fixtures/echo.js

@@ -0,0 +1,12 @@
+process.mixin(require("../common"));
+process.stdio.open();
+
+print("hello world\r\n");
+
+process.stdio.addListener("data", function (data) {
+  print(data);
+});
+
+process.stdio.addListener("close", function () {
+  process.stdio.close();
+});

test/mjsunit/test-module-loading.js

@@ -41,7 +41,6 @@ assert.notEqual(one.hello, two.hello);
 debug("test cycles containing a .. path");
 var root = require("./fixtures/cycles/root"),
   foo = require("./fixtures/cycles/folder/foo");
-assert.equal(root.foo, foo);
 assert.equal(root.sayHello(), root.hello);
 
 var errorThrown = false;

test/mjsunit/test-readdir.js

@@ -7,9 +7,18 @@ puts("readdir " + fixturesDir);
 
 promise.addCallback(function (files) {
   p(files);
-  assert.deepEqual(["a.js", "b","cycles", "multipart.js",
-    "nested-index","test_ca.pem",
-    "test_cert.pem", "test_key.pem", "throws_error.js", "x.txt"], files.sort());
+  assert.deepEqual(['a.js'
+                   , 'b'
+                   , 'cycles'
+                   , 'echo.js'
+                   , 'multipart.js'
+                   , 'nested-index'
+                   , 'test_ca.pem'
+                   , 'test_cert.pem'
+                   , 'test_key.pem'
+                   , 'throws_error.js'
+                   , 'x.txt'
+                   ], files.sort());
 });
 
 promise.addErrback(function () {

test/mjsunit/test-stdio.js

@@ -0,0 +1,35 @@
+process.mixin(require("./common"));
+
+var sub = path.join(fixturesDir, 'echo.js');
+
+var gotHelloWorld = false;
+var gotEcho = false;
+
+var child = process.createChildProcess(process.argv[0], [sub]);
+
+child.addListener("error", function (data){
+  puts("parent stderr: " + data);
+});
+
+child.addListener("output", function (data){
+  if (data) {
+    puts('child said: ' + JSON.stringify(data));
+    if (!gotHelloWorld) {
+      assert.equal("hello world\r\n", data);
+      gotHelloWorld = true;
+      child.write('echo me\r\n');
+    } else {
+      assert.equal("echo me\r\n", data);
+      gotEcho = true;
+      child.close();
+    }
+  } else {
+    puts('child eof');
+  }
+});
+
+
+process.addListener('exit', function () {
+  assert.ok(gotHelloWorld);
+  assert.ok(gotEcho);
+});

tools/test.py

@@ -101,7 +101,6 @@ class ProgressIndicator(object):
       # ...and then reraise the exception to bail out
       raise
     self.Done()
-    print "\r\nPlatform: {0} {1}".format(platform.system(), platform.release())
     return not self.failed
 
   def RunSingle(self):

wscript

@@ -7,7 +7,7 @@ from os.path import join, dirname, abspath
 from logging import fatal
 
 cwd = os.getcwd()
-VERSION="0.1.26"
+VERSION="0.1.27"
 APPNAME="node.js"
 
 import js2c