auto import from //depot/cupcake/@135843
diff --git a/tools/axl/axl.py b/tools/axl/axl.py
new file mode 100755
index 0000000..f7b5410
--- /dev/null
+++ b/tools/axl/axl.py
@@ -0,0 +1,253 @@
+#!/usr/bin/env python
+
+#
+# Copyright 2007, The Android Open Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+"""
+  axl.py: HTTP Client torture tester
+
+"""
+
+import sys, time
+
+from twisted.internet import protocol, reactor, defer
+from twisted.internet.protocol import ServerFactory, Protocol
+
+import singletonmixin, log
+
+class BaseProtocol(Protocol):
+    def __init__(self):
+        self.log = log.Log.getInstance()
+
+    def write(self, data):
+        self.log("BaseProtocol.write()", len(data), data)
+        return self.transport.write(data)
+
+    def dataReceived(self, data):
+        self.log("BaseProtocol.dataReceived()", len(data), data)
+
+    def connectionMade(self):
+        self.log("BaseProtocol.connectionMade()")
+        self.transport.setTcpNoDelay(1)	# send immediately
+
+    def connectionLost(self, reason):
+        self.log("BaseProtocol.connectionLost():", reason)
+
+    def sendResponse(self, response):
+        self.write("HTTP/1.1 200 OK\r\n")
+        self.write("Content-Length: %d\r\n\r\n" % len(response))
+        if len(response) > 0:
+            self.write(response)
+
+
+# Tests
+# 8000: test driven by resource request
+
+class Drop(BaseProtocol):
+    """Drops connection immediately after connect"""
+    PORT = 8001
+    def connectionMade(self):
+        BaseProtocol.connectionMade(self)
+        self.transport.loseConnection()
+
+class ReadAndDrop(BaseProtocol):
+    """Read 1st line of request, then drop connection"""
+    PORT = 8002
+    def dataReceived(self, data):
+        BaseProtocol.dataReceived(self, data)
+        self.transport.loseConnection()
+
+class GarbageStatus(BaseProtocol):
+    """Send garbage statusline"""
+    PORT = 8003
+    def dataReceived(self, data):
+        BaseProtocol.dataReceived(self, data)
+        self.write("welcome to the jungle baby\r\n")
+
+class BadHeader(BaseProtocol):
+    """Drop connection after a header is half-sent"""
+    PORT = 8004
+    def dataReceived(self, data):
+        BaseProtocol.dataReceived(self, data)
+        self.write("HTTP/1.1 200 OK\r\n")
+        self.write("Cache-Contr")
+        time.sleep(1)
+        self.transport.loseConnection()
+
+class PauseHeader(BaseProtocol):
+    """Pause for a second in middle of a header"""
+    PORT = 8005
+    def dataReceived(self, data):
+        BaseProtocol.dataReceived(self, data)
+        self.write("HTTP/1.1 200 OK\r\n")
+        self.write("Cache-Contr")
+        time.sleep(1)
+        self.write("ol: private\r\n\r\nwe've got fun and games")
+        time.sleep(1)
+        self.transport.loseConnection()
+
+class Redirect(BaseProtocol):
+    PORT = 8006
+    def dataReceived(self, data):
+        BaseProtocol.dataReceived(self, data)
+        self.write("HTTP/1.1 302 Moved Temporarily\r\n")
+        self.write("Content-Length: 0\r\n")
+        self.write("Location: http://shopping.yahoo.com/p:Canon PowerShot SD630 Digital Camera:1993588104;_ylc=X3oDMTFhZXNmcjFjBF9TAzI3MTYxNDkEc2VjA2ZwLXB1bHNlBHNsawNyc3NfcHVsc2U0LmluYw--\r\n\r\n")
+        self.transport.loseConnection()
+
+class DataDrop(BaseProtocol):
+    """Drop connection in body"""
+    PORT = 8007
+    def dataReceived(self, data):
+        if data.find("favico") >= 0:
+            self.write("HTTP/1.1 404 Not Found\r\n\r\n")
+            self.transport.loseConnection()
+            return
+
+        BaseProtocol.dataReceived(self, data)
+        self.write("HTTP/1.1 200 OK\r\n")
+#        self.write("Content-Length: 100\r\n\r\n")
+        self.write("\r\n")
+#        self.write("Data cuts off < 100 here!")
+#        time.sleep(4)
+        self.transport.loseConnection()
+
+class DropOnce(BaseProtocol):
+    """Drop every other connection"""
+    PORT = 8008
+    COUNT = 0
+    def dataReceived(self, data):
+        BaseProtocol.dataReceived(self, data)
+        self.write("HTTP/1.1 200 OK\r\n")
+        self.write("Content-Length: 5\r\n\r\n")
+
+        if (not(DropOnce.COUNT & 1)):
+            self.write("HE")
+        else:
+            self.write("HELLO")
+        self.transport.loseConnection()
+
+        DropOnce.COUNT += 1
+
+class NoCR(BaseProtocol):
+    """Send headers without carriage returns"""
+    PORT = 8009
+    def dataReceived(self, data):
+        BaseProtocol.dataReceived(self, data)
+        self.write("HTTP/1.1 200 OK\n")
+        self.write("Content-Length: 5\n\n")
+
+        self.write("HELLO")
+        self.transport.loseConnection()
+
+class PipeDrop(BaseProtocol):
+    PORT = 8010
+    COUNT = 0
+    def dataReceived(self, data):
+        BaseProtocol.dataReceived(self, data)
+        if not PipeDrop.COUNT % 3:
+            self.write("HTTP/1.1 200 OK\n")
+            self.write("Content-Length: 943\n\n")
+
+            self.write(open("./stfu.jpg").read())
+            PipeDrop.COUNT += 1
+
+        else:
+            self.transport.loseConnection()
+            PipeDrop.COUNT += 1
+
+class RedirectLoop(BaseProtocol):
+    """Redirect back to same resource"""
+    PORT = 8011
+    def dataReceived(self, data):
+        BaseProtocol.dataReceived(self, data)
+        self.write("HTTP/1.1 302 Moved Temporarily\r\n")
+        self.write("Content-Length: 0\r\n")
+        self.write("Location: http://localhost:8011/\r\n")
+        self.write("\r\n")
+        self.transport.loseConnection()
+
+class ReadAll(BaseProtocol):
+    """Read entire request"""
+    PORT = 8012
+
+    def connectionMade(self):
+        self.count = 0
+
+    def dataReceived(self, data):
+        BaseProtocol.dataReceived(self, data)
+        self.count += len(data)
+        if self.count == 190890:
+            self.transport.loseConnection()
+
+class Timeout(BaseProtocol):
+    """Timout sending body"""
+    PORT = 8013
+
+    def connectionMade(self):
+        self.count = 0
+
+    def dataReceived(self, data):
+        BaseProtocol.dataReceived(self, data)
+        if self.count == 0: self.write("HTTP/1.1 200 OK\r\n\r\n")
+        self.count += 1
+
+class SlowResponse(BaseProtocol):
+    """Ensure client does not time out on slow writes"""
+    PORT = 8014
+
+    def connectionMade(self):
+        self.count = 0
+
+    def dataReceived(self, data):
+        BaseProtocol.dataReceived(self, data)
+        if self.count == 0: self.write("HTTP/1.1 200 OK\r\n\r\n")
+        self.sendPack(0)
+
+    def sendPack(self, count):
+        if count > 10:
+            self.transport.loseConnection()
+
+        self.write("all work and no play makes jack a dull boy %s\n" % count)
+        d = defer.Deferred()
+        d.addCallback(self.sendPack)
+        reactor.callLater(15, d.callback, count + 1)
+
+
+# HTTP/1.1 200 OK
+# Cache-Control: private
+# Content-Type: text/html
+# Set-Cookie: PREF=ID=10644de62c423aa5:TM=1155044293:LM=1155044293:S=0lHtymefQRs2j7nD; expires=Sun, 17-Jan-2038 19:14:07 GMT; path=/; domain=.google.com
+# Server: GWS/2.1
+# Transfer-Encoding: chunked
+# Date: Tue, 08 Aug 2006 13:38:13 GMT
+
+def main():
+    # Initialize log
+    log.Log.getInstance(sys.stdout)
+
+    for protocol in Drop, ReadAndDrop, GarbageStatus, BadHeader, PauseHeader, \
+            Redirect, DataDrop, DropOnce, NoCR, PipeDrop, RedirectLoop, ReadAll, \
+            Timeout, SlowResponse:
+        factory = ServerFactory()
+        factory.protocol = protocol
+        reactor.listenTCP(protocol.PORT, factory)
+
+
+    reactor.run()
+
+if __name__ == '__main__':
+    main()