Merge WebKit at r71558: Initial merge by git.

Change-Id: Ib345578fa29df7e4bc72b4f00e4a6fddcb754c4c

1 files changed, 157 insertions, 0 deletions

diff --git a/WebKitTools/Scripts/webkitpy/tool/commands/rebaselineserver.py b/WebKitTools/Scripts/webkitpy/tool/commands/rebaselineserver.py
new file mode 100644
index 0000000..0a37677
--- /dev/null
+++ b/WebKitTools/Scripts/webkitpy/tool/commands/rebaselineserver.py
@@ -0,0 +1,157 @@
+# Copyright (c) 2010 Google Inc. All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met:
+#
+#     * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above
+# copyright notice, this list of conditions and the following disclaimer
+# in the documentation and/or other materials provided with the
+# distribution.
+#     * Neither the name of Google Inc. nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+"""Starts a local HTTP server which displays layout test failures (given a test
+results directory), provides comparisons of expected and actual results (both
+images and text) and allows one-click rebaselining of tests."""
+from __future__ import with_statement
+
+import codecs
+import datetime
+import mimetypes
+import os
+import os.path
+import shutil
+import threading
+import time
+import urlparse
+import BaseHTTPServer
+
+from optparse import make_option
+from wsgiref.handlers import format_date_time
+
+from webkitpy.tool.multicommandtool import AbstractDeclarativeCommand
+
+
+class RebaselineHTTPServer(BaseHTTPServer.HTTPServer):
+    def __init__(self, httpd_port, results_directory):
+        BaseHTTPServer.HTTPServer.__init__(self, ("", httpd_port), RebaselineHTTPRequestHandler)
+        self.results_directory = results_directory
+
+
+class RebaselineHTTPRequestHandler(BaseHTTPServer.BaseHTTPRequestHandler):
+    STATIC_FILE_NAMES = frozenset([
+        "index.html",
+        "main.js",
+        "main.css",
+    ])
+
+    STATIC_FILE_DIRECTORY = os.path.join(
+        os.path.dirname(__file__), "data", "rebaselineserver")
+
+    def do_GET(self):
+        self._handle_request()
+
+    def do_POST(self):
+        self._handle_request()
+
+    def _handle_request(self):
+        # Parse input.
+        if "?" in self.path:
+            path, query_string = self.path.split("?", 1)
+            self.query = urlparse.parse_qs(query_string)
+        else:
+            path = self.path
+            self.query = {}
+        function_or_file_name = path[1:] or "index.html"
+
+        # See if a static file matches.
+        if function_or_file_name in RebaselineHTTPRequestHandler.STATIC_FILE_NAMES:
+            self._serve_static_file(function_or_file_name)
+            return
+
+        # See if a class method matches.
+        function_name = function_or_file_name.replace(".", "_")
+        if not hasattr(self, function_name):
+            self.send_error(404, "Unknown function %s" % function_name)
+            return
+        if function_name[0] == "_":
+            self.send_error(
+                401, "Not allowed to invoke private or protected methods")
+            return
+        function = getattr(self, function_name)
+        function()
+
+    def _serve_static_file(self, static_path):
+        self._serve_file(os.path.join(
+            RebaselineHTTPRequestHandler.STATIC_FILE_DIRECTORY, static_path))
+
+    def quitquitquit(self):
+        self.send_response(200)
+        self.send_header("Content-type", "text/plain")
+        self.end_headers()
+        self.wfile.write("Quit.\n")
+
+        # Shutdown has to happen on another thread from the server's thread,
+        # otherwise there's a deadlock
+        threading.Thread(target=lambda: self.server.shutdown()).start()
+
+    def _serve_file(self, file_path, cacheable_seconds=0):
+        if not os.path.exists(file_path):
+            self.send_error(404, "File not found")
+            return
+        with codecs.open(file_path, "rb") as static_file:
+            self.send_response(200)
+            self.send_header("Content-Length", os.path.getsize(file_path))
+            mime_type, encoding = mimetypes.guess_type(file_path)
+            if mime_type:
+                self.send_header("Content-type", mime_type)
+
+            if cacheable_seconds:
+                expires_time = (datetime.datetime.now() +
+                    datetime.timedelta(0, cacheable_seconds))
+                expires_formatted = format_date_time(
+                    time.mktime(expires_time.timetuple()))
+                self.send_header("Expires", expires_formatted)
+            self.end_headers()
+
+            shutil.copyfileobj(static_file, self.wfile)
+
+
+class RebaselineServer(AbstractDeclarativeCommand):
+    name = "rebaseline-server"
+    help_text = __doc__
+    argument_names = "/path/to/results/directory"
+
+    def __init__(self):
+        options = [
+            make_option("--httpd-port", action="store", type="int", default=8127, help="Port to use for the the rebaseline HTTP server"),
+        ]
+        AbstractDeclarativeCommand.__init__(self, options=options)
+
+    def execute(self, options, args, tool):
+        results_directory = args[0]
+
+        print "Starting server at http://localhost:%d/" % options.httpd_port
+        print ("Use the 'Exit' link in the UI, http://localhost:%d/"
+            "quitquitquit or Ctrl-C to stop") % options.httpd_port
+
+        httpd = RebaselineHTTPServer(
+            httpd_port=options.httpd_port,
+            results_directory=results_directory)
+        httpd.serve_forever()