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			1388 lines
		
	
	
		
			50 KiB
		
	
	
	
		
			Python
		
	
			
		
		
	
	
			1388 lines
		
	
	
		
			50 KiB
		
	
	
	
		
			Python
		
	
#!/usr/bin/env python
 | 
						|
#
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# Copyright 2007 Google Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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#     http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
 | 
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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						|
 | 
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"""Tool for uploading diffs from a version control system to the codereview app.
 | 
						|
 | 
						|
Usage summary: upload.py [options] [-- diff_options]
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 | 
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Diff options are passed to the diff command of the underlying system.
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						|
 | 
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Supported version control systems:
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						|
  Git
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						|
  Mercurial
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						|
  Subversion
 | 
						|
 | 
						|
It is important for Git/Mercurial users to specify a tree/node/branch to diff
 | 
						|
against by using the '--rev' option.
 | 
						|
"""
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						|
# This code is derived from appcfg.py in the App Engine SDK (open source),
 | 
						|
# and from ASPN recipe #146306.
 | 
						|
 | 
						|
import cookielib
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						|
import getpass
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import logging
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						|
import mimetypes
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						|
import optparse
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						|
import os
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						|
import re
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						|
import socket
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						|
import subprocess
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						|
import sys
 | 
						|
import urllib
 | 
						|
import urllib2
 | 
						|
import urlparse
 | 
						|
 | 
						|
# Work-around for md5 module deprecation warning in python 2.5+:
 | 
						|
try: 
 | 
						|
  # Try to load hashlib (python 2.5+)
 | 
						|
  from hashlib import md5
 | 
						|
except ImportError:
 | 
						|
  # If hashlib cannot be imported, load md5.new instead.
 | 
						|
  from md5 import new as md5
 | 
						|
 | 
						|
try:
 | 
						|
  import readline
 | 
						|
except ImportError:
 | 
						|
  pass
 | 
						|
 | 
						|
# The logging verbosity:
 | 
						|
#  0: Errors only.
 | 
						|
#  1: Status messages.
 | 
						|
#  2: Info logs.
 | 
						|
#  3: Debug logs.
 | 
						|
verbosity = 1
 | 
						|
 | 
						|
# Max size of patch or base file.
 | 
						|
MAX_UPLOAD_SIZE = 900 * 1024
 | 
						|
 | 
						|
 | 
						|
def GetEmail():
 | 
						|
  """Prompts the user for their email address and returns it.
 | 
						|
 | 
						|
  The last used email address is saved to a file and offered up as a suggestion
 | 
						|
  to the user. If the user presses enter without typing in anything the last
 | 
						|
  used email address is used. If the user enters a new address, it is saved
 | 
						|
  for next time we prompt.
 | 
						|
 | 
						|
  """
 | 
						|
  last_email_file_name = os.path.expanduser("~/.last_codereview_email_address")
 | 
						|
  last_email = ""
 | 
						|
  prompt = "Email: "
 | 
						|
  if os.path.exists(last_email_file_name):
 | 
						|
    try:
 | 
						|
      last_email_file = open(last_email_file_name, "r")
 | 
						|
      last_email = last_email_file.readline().strip("\n")
 | 
						|
      last_email_file.close()
 | 
						|
      prompt = "Email [%s]: " % last_email
 | 
						|
    except IOError, e:
 | 
						|
      pass
 | 
						|
  email = raw_input(prompt).strip()
 | 
						|
  if email:
 | 
						|
    try:
 | 
						|
      last_email_file = open(last_email_file_name, "w")
 | 
						|
      last_email_file.write(email)
 | 
						|
      last_email_file.close()
 | 
						|
    except IOError, e:
 | 
						|
      pass
 | 
						|
  else:
 | 
						|
    email = last_email
 | 
						|
  return email
 | 
						|
 | 
						|
 | 
						|
def StatusUpdate(msg):
 | 
						|
  """Print a status message to stdout.
 | 
						|
 | 
						|
  If 'verbosity' is greater than 0, print the message.
 | 
						|
 | 
						|
  Args:
 | 
						|
    msg: The string to print.
 | 
						|
  """
 | 
						|
  if verbosity > 0:
 | 
						|
    print msg
 | 
						|
 | 
						|
 | 
						|
def ErrorExit(msg):
 | 
						|
  """Print an error message to stderr and exit."""
 | 
						|
  print >>sys.stderr, msg
 | 
						|
  sys.exit(1)
 | 
						|
 | 
						|
 | 
						|
class ClientLoginError(urllib2.HTTPError):
 | 
						|
  """Raised to indicate there was an error authenticating with ClientLogin."""
 | 
						|
 | 
						|
  def __init__(self, url, code, msg, headers, args):
 | 
						|
    urllib2.HTTPError.__init__(self, url, code, msg, headers, None)
 | 
						|
    self.args = args
 | 
						|
    self.reason = args["Error"]
 | 
						|
 | 
						|
 | 
						|
class AbstractRpcServer(object):
 | 
						|
  """Provides a common interface for a simple RPC server."""
 | 
						|
 | 
						|
  def __init__(self, host, auth_function, host_override=None, extra_headers={},
 | 
						|
               save_cookies=False):
 | 
						|
    """Creates a new HttpRpcServer.
 | 
						|
 | 
						|
    Args:
 | 
						|
      host: The host to send requests to.
 | 
						|
      auth_function: A function that takes no arguments and returns an
 | 
						|
        (email, password) tuple when called. Will be called if authentication
 | 
						|
        is required.
 | 
						|
      host_override: The host header to send to the server (defaults to host).
 | 
						|
      extra_headers: A dict of extra headers to append to every request.
 | 
						|
      save_cookies: If True, save the authentication cookies to local disk.
 | 
						|
        If False, use an in-memory cookiejar instead.  Subclasses must
 | 
						|
        implement this functionality.  Defaults to False.
 | 
						|
    """
 | 
						|
    self.host = host
 | 
						|
    self.host_override = host_override
 | 
						|
    self.auth_function = auth_function
 | 
						|
    self.authenticated = False
 | 
						|
    self.extra_headers = extra_headers
 | 
						|
    self.save_cookies = save_cookies
 | 
						|
    self.opener = self._GetOpener()
 | 
						|
    if self.host_override:
 | 
						|
      logging.info("Server: %s; Host: %s", self.host, self.host_override)
 | 
						|
    else:
 | 
						|
      logging.info("Server: %s", self.host)
 | 
						|
 | 
						|
  def _GetOpener(self):
 | 
						|
    """Returns an OpenerDirector for making HTTP requests.
 | 
						|
 | 
						|
    Returns:
 | 
						|
      A urllib2.OpenerDirector object.
 | 
						|
    """
 | 
						|
    raise NotImplementedError()
 | 
						|
 | 
						|
  def _CreateRequest(self, url, data=None):
 | 
						|
    """Creates a new urllib request."""
 | 
						|
    logging.debug("Creating request for: '%s' with payload:\n%s", url, data)
 | 
						|
    req = urllib2.Request(url, data=data)
 | 
						|
    if self.host_override:
 | 
						|
      req.add_header("Host", self.host_override)
 | 
						|
    for key, value in self.extra_headers.iteritems():
 | 
						|
      req.add_header(key, value)
 | 
						|
    return req
 | 
						|
 | 
						|
  def _GetAuthToken(self, email, password):
 | 
						|
    """Uses ClientLogin to authenticate the user, returning an auth token.
 | 
						|
 | 
						|
    Args:
 | 
						|
      email:    The user's email address
 | 
						|
      password: The user's password
 | 
						|
 | 
						|
    Raises:
 | 
						|
      ClientLoginError: If there was an error authenticating with ClientLogin.
 | 
						|
      HTTPError: If there was some other form of HTTP error.
 | 
						|
 | 
						|
    Returns:
 | 
						|
      The authentication token returned by ClientLogin.
 | 
						|
    """
 | 
						|
    account_type = "GOOGLE"
 | 
						|
    if self.host.endswith(".google.com"):
 | 
						|
      # Needed for use inside Google.
 | 
						|
      account_type = "HOSTED"
 | 
						|
    req = self._CreateRequest(
 | 
						|
        url="https://www.google.com/accounts/ClientLogin",
 | 
						|
        data=urllib.urlencode({
 | 
						|
            "Email": email,
 | 
						|
            "Passwd": password,
 | 
						|
            "service": "ah",
 | 
						|
            "source": "rietveld-codereview-upload",
 | 
						|
            "accountType": account_type,
 | 
						|
        }),
 | 
						|
    )
 | 
						|
    try:
 | 
						|
      response = self.opener.open(req)
 | 
						|
      response_body = response.read()
 | 
						|
      response_dict = dict(x.split("=")
 | 
						|
                           for x in response_body.split("\n") if x)
 | 
						|
      return response_dict["Auth"]
 | 
						|
    except urllib2.HTTPError, e:
 | 
						|
      if e.code == 403:
 | 
						|
        body = e.read()
 | 
						|
        response_dict = dict(x.split("=", 1) for x in body.split("\n") if x)
 | 
						|
        raise ClientLoginError(req.get_full_url(), e.code, e.msg,
 | 
						|
                               e.headers, response_dict)
 | 
						|
      else:
 | 
						|
        raise
 | 
						|
 | 
						|
  def _GetAuthCookie(self, auth_token):
 | 
						|
    """Fetches authentication cookies for an authentication token.
 | 
						|
 | 
						|
    Args:
 | 
						|
      auth_token: The authentication token returned by ClientLogin.
 | 
						|
 | 
						|
    Raises:
 | 
						|
      HTTPError: If there was an error fetching the authentication cookies.
 | 
						|
    """
 | 
						|
    # This is a dummy value to allow us to identify when we're successful.
 | 
						|
    continue_location = "http://localhost/"
 | 
						|
    args = {"continue": continue_location, "auth": auth_token}
 | 
						|
    req = self._CreateRequest("http://%s/_ah/login?%s" %
 | 
						|
                              (self.host, urllib.urlencode(args)))
 | 
						|
    try:
 | 
						|
      response = self.opener.open(req)
 | 
						|
    except urllib2.HTTPError, e:
 | 
						|
      response = e
 | 
						|
    if (response.code != 302 or
 | 
						|
        response.info()["location"] != continue_location):
 | 
						|
      raise urllib2.HTTPError(req.get_full_url(), response.code, response.msg,
 | 
						|
                              response.headers, response.fp)
 | 
						|
    self.authenticated = True
 | 
						|
 | 
						|
  def _Authenticate(self):
 | 
						|
    """Authenticates the user.
 | 
						|
 | 
						|
    The authentication process works as follows:
 | 
						|
     1) We get a username and password from the user
 | 
						|
     2) We use ClientLogin to obtain an AUTH token for the user
 | 
						|
        (see http://code.google.com/apis/accounts/AuthForInstalledApps.html).
 | 
						|
     3) We pass the auth token to /_ah/login on the server to obtain an
 | 
						|
        authentication cookie. If login was successful, it tries to redirect
 | 
						|
        us to the URL we provided.
 | 
						|
 | 
						|
    If we attempt to access the upload API without first obtaining an
 | 
						|
    authentication cookie, it returns a 401 response and directs us to
 | 
						|
    authenticate ourselves with ClientLogin.
 | 
						|
    """
 | 
						|
    for i in range(3):
 | 
						|
      credentials = self.auth_function()
 | 
						|
      try:
 | 
						|
        auth_token = self._GetAuthToken(credentials[0], credentials[1])
 | 
						|
      except ClientLoginError, e:
 | 
						|
        if e.reason == "BadAuthentication":
 | 
						|
          print >>sys.stderr, "Invalid username or password."
 | 
						|
          continue
 | 
						|
        if e.reason == "CaptchaRequired":
 | 
						|
          print >>sys.stderr, (
 | 
						|
              "Please go to\n"
 | 
						|
              "https://www.google.com/accounts/DisplayUnlockCaptcha\n"
 | 
						|
              "and verify you are a human.  Then try again.")
 | 
						|
          break
 | 
						|
        if e.reason == "NotVerified":
 | 
						|
          print >>sys.stderr, "Account not verified."
 | 
						|
          break
 | 
						|
        if e.reason == "TermsNotAgreed":
 | 
						|
          print >>sys.stderr, "User has not agreed to TOS."
 | 
						|
          break
 | 
						|
        if e.reason == "AccountDeleted":
 | 
						|
          print >>sys.stderr, "The user account has been deleted."
 | 
						|
          break
 | 
						|
        if e.reason == "AccountDisabled":
 | 
						|
          print >>sys.stderr, "The user account has been disabled."
 | 
						|
          break
 | 
						|
        if e.reason == "ServiceDisabled":
 | 
						|
          print >>sys.stderr, ("The user's access to the service has been "
 | 
						|
                               "disabled.")
 | 
						|
          break
 | 
						|
        if e.reason == "ServiceUnavailable":
 | 
						|
          print >>sys.stderr, "The service is not available; try again later."
 | 
						|
          break
 | 
						|
        raise
 | 
						|
      self._GetAuthCookie(auth_token)
 | 
						|
      return
 | 
						|
 | 
						|
  def Send(self, request_path, payload=None,
 | 
						|
           content_type="application/octet-stream",
 | 
						|
           timeout=None,
 | 
						|
           **kwargs):
 | 
						|
    """Sends an RPC and returns the response.
 | 
						|
 | 
						|
    Args:
 | 
						|
      request_path: The path to send the request to, eg /api/appversion/create.
 | 
						|
      payload: The body of the request, or None to send an empty request.
 | 
						|
      content_type: The Content-Type header to use.
 | 
						|
      timeout: timeout in seconds; default None i.e. no timeout.
 | 
						|
        (Note: for large requests on OS X, the timeout doesn't work right.)
 | 
						|
      kwargs: Any keyword arguments are converted into query string parameters.
 | 
						|
 | 
						|
    Returns:
 | 
						|
      The response body, as a string.
 | 
						|
    """
 | 
						|
    # TODO: Don't require authentication.  Let the server say
 | 
						|
    # whether it is necessary.
 | 
						|
    if not self.authenticated:
 | 
						|
      self._Authenticate()
 | 
						|
 | 
						|
    old_timeout = socket.getdefaulttimeout()
 | 
						|
    socket.setdefaulttimeout(timeout)
 | 
						|
    try:
 | 
						|
      tries = 0
 | 
						|
      while True:
 | 
						|
        tries += 1
 | 
						|
        args = dict(kwargs)
 | 
						|
        url = "http://%s%s" % (self.host, request_path)
 | 
						|
        if args:
 | 
						|
          url += "?" + urllib.urlencode(args)
 | 
						|
        req = self._CreateRequest(url=url, data=payload)
 | 
						|
        req.add_header("Content-Type", content_type)
 | 
						|
        try:
 | 
						|
          f = self.opener.open(req)
 | 
						|
          response = f.read()
 | 
						|
          f.close()
 | 
						|
          return response
 | 
						|
        except urllib2.HTTPError, e:
 | 
						|
          if tries > 3:
 | 
						|
            raise
 | 
						|
          elif e.code == 401:
 | 
						|
            self._Authenticate()
 | 
						|
##           elif e.code >= 500 and e.code < 600:
 | 
						|
##             # Server Error - try again.
 | 
						|
##             continue
 | 
						|
          else:
 | 
						|
            raise
 | 
						|
    finally:
 | 
						|
      socket.setdefaulttimeout(old_timeout)
 | 
						|
 | 
						|
 | 
						|
class HttpRpcServer(AbstractRpcServer):
 | 
						|
  """Provides a simplified RPC-style interface for HTTP requests."""
 | 
						|
 | 
						|
  def _Authenticate(self):
 | 
						|
    """Save the cookie jar after authentication."""
 | 
						|
    super(HttpRpcServer, self)._Authenticate()
 | 
						|
    if self.save_cookies:
 | 
						|
      StatusUpdate("Saving authentication cookies to %s" % self.cookie_file)
 | 
						|
      self.cookie_jar.save()
 | 
						|
 | 
						|
  def _GetOpener(self):
 | 
						|
    """Returns an OpenerDirector that supports cookies and ignores redirects.
 | 
						|
 | 
						|
    Returns:
 | 
						|
      A urllib2.OpenerDirector object.
 | 
						|
    """
 | 
						|
    opener = urllib2.OpenerDirector()
 | 
						|
    opener.add_handler(urllib2.ProxyHandler())
 | 
						|
    opener.add_handler(urllib2.UnknownHandler())
 | 
						|
    opener.add_handler(urllib2.HTTPHandler())
 | 
						|
    opener.add_handler(urllib2.HTTPDefaultErrorHandler())
 | 
						|
    opener.add_handler(urllib2.HTTPSHandler())
 | 
						|
    opener.add_handler(urllib2.HTTPErrorProcessor())
 | 
						|
    if self.save_cookies:
 | 
						|
      self.cookie_file = os.path.expanduser("~/.codereview_upload_cookies")
 | 
						|
      self.cookie_jar = cookielib.MozillaCookieJar(self.cookie_file)
 | 
						|
      if os.path.exists(self.cookie_file):
 | 
						|
        try:
 | 
						|
          self.cookie_jar.load()
 | 
						|
          self.authenticated = True
 | 
						|
          StatusUpdate("Loaded authentication cookies from %s" %
 | 
						|
                       self.cookie_file)
 | 
						|
        except (cookielib.LoadError, IOError):
 | 
						|
          # Failed to load cookies - just ignore them.
 | 
						|
          pass
 | 
						|
      else:
 | 
						|
        # Create an empty cookie file with mode 600
 | 
						|
        fd = os.open(self.cookie_file, os.O_CREAT, 0600)
 | 
						|
        os.close(fd)
 | 
						|
      # Always chmod the cookie file
 | 
						|
      os.chmod(self.cookie_file, 0600)
 | 
						|
    else:
 | 
						|
      # Don't save cookies across runs of update.py.
 | 
						|
      self.cookie_jar = cookielib.CookieJar()
 | 
						|
    opener.add_handler(urllib2.HTTPCookieProcessor(self.cookie_jar))
 | 
						|
    return opener
 | 
						|
 | 
						|
 | 
						|
parser = optparse.OptionParser(usage="%prog [options] [-- diff_options]")
 | 
						|
parser.add_option("-y", "--assume_yes", action="store_true",
 | 
						|
                  dest="assume_yes", default=False,
 | 
						|
                  help="Assume that the answer to yes/no questions is 'yes'.")
 | 
						|
# Logging
 | 
						|
group = parser.add_option_group("Logging options")
 | 
						|
group.add_option("-q", "--quiet", action="store_const", const=0,
 | 
						|
                 dest="verbose", help="Print errors only.")
 | 
						|
group.add_option("-v", "--verbose", action="store_const", const=2,
 | 
						|
                 dest="verbose", default=1,
 | 
						|
                 help="Print info level logs (default).")
 | 
						|
group.add_option("--noisy", action="store_const", const=3,
 | 
						|
                 dest="verbose", help="Print all logs.")
 | 
						|
# Review server
 | 
						|
group = parser.add_option_group("Review server options")
 | 
						|
group.add_option("-s", "--server", action="store", dest="server",
 | 
						|
                 default="codereview.appspot.com",
 | 
						|
                 metavar="SERVER",
 | 
						|
                 help=("The server to upload to. The format is host[:port]. "
 | 
						|
                       "Defaults to 'codereview.appspot.com'."))
 | 
						|
group.add_option("-e", "--email", action="store", dest="email",
 | 
						|
                 metavar="EMAIL", default=None,
 | 
						|
                 help="The username to use. Will prompt if omitted.")
 | 
						|
group.add_option("-H", "--host", action="store", dest="host",
 | 
						|
                 metavar="HOST", default=None,
 | 
						|
                 help="Overrides the Host header sent with all RPCs.")
 | 
						|
group.add_option("--no_cookies", action="store_false",
 | 
						|
                 dest="save_cookies", default=True,
 | 
						|
                 help="Do not save authentication cookies to local disk.")
 | 
						|
# Issue
 | 
						|
group = parser.add_option_group("Issue options")
 | 
						|
group.add_option("-d", "--description", action="store", dest="description",
 | 
						|
                 metavar="DESCRIPTION", default=None,
 | 
						|
                 help="Optional description when creating an issue.")
 | 
						|
group.add_option("-f", "--description_file", action="store",
 | 
						|
                 dest="description_file", metavar="DESCRIPTION_FILE",
 | 
						|
                 default=None,
 | 
						|
                 help="Optional path of a file that contains "
 | 
						|
                      "the description when creating an issue.")
 | 
						|
group.add_option("-r", "--reviewers", action="store", dest="reviewers",
 | 
						|
                 metavar="REVIEWERS", default=None,
 | 
						|
                 help="Add reviewers (comma separated email addresses).")
 | 
						|
group.add_option("--cc", action="store", dest="cc",
 | 
						|
                 metavar="CC", default=None,
 | 
						|
                 help="Add CC (comma separated email addresses).")
 | 
						|
# Upload options
 | 
						|
group = parser.add_option_group("Patch options")
 | 
						|
group.add_option("-m", "--message", action="store", dest="message",
 | 
						|
                 metavar="MESSAGE", default=None,
 | 
						|
                 help="A message to identify the patch. "
 | 
						|
                      "Will prompt if omitted.")
 | 
						|
group.add_option("-i", "--issue", type="int", action="store",
 | 
						|
                 metavar="ISSUE", default=None,
 | 
						|
                 help="Issue number to which to add. Defaults to new issue.")
 | 
						|
group.add_option("--download_base", action="store_true",
 | 
						|
                 dest="download_base", default=False,
 | 
						|
                 help="Base files will be downloaded by the server "
 | 
						|
                 "(side-by-side diffs may not work on files with CRs).")
 | 
						|
group.add_option("--rev", action="store", dest="revision",
 | 
						|
                 metavar="REV", default=None,
 | 
						|
                 help="Branch/tree/revision to diff against (used by DVCS).")
 | 
						|
group.add_option("--send_mail", action="store_true",
 | 
						|
                 dest="send_mail", default=False,
 | 
						|
                 help="Send notification email to reviewers.")
 | 
						|
 | 
						|
 | 
						|
def GetRpcServer(options):
 | 
						|
  """Returns an instance of an AbstractRpcServer.
 | 
						|
 | 
						|
  Returns:
 | 
						|
    A new AbstractRpcServer, on which RPC calls can be made.
 | 
						|
  """
 | 
						|
 | 
						|
  rpc_server_class = HttpRpcServer
 | 
						|
 | 
						|
  def GetUserCredentials():
 | 
						|
    """Prompts the user for a username and password."""
 | 
						|
    email = options.email
 | 
						|
    if email is None:
 | 
						|
      email = GetEmail()
 | 
						|
    password = getpass.getpass("Password for %s: " % email)
 | 
						|
    return (email, password)
 | 
						|
 | 
						|
  # If this is the dev_appserver, use fake authentication.
 | 
						|
  host = (options.host or options.server).lower()
 | 
						|
  if host == "localhost" or host.startswith("localhost:"):
 | 
						|
    email = options.email
 | 
						|
    if email is None:
 | 
						|
      email = "test@example.com"
 | 
						|
      logging.info("Using debug user %s.  Override with --email" % email)
 | 
						|
    server = rpc_server_class(
 | 
						|
        options.server,
 | 
						|
        lambda: (email, "password"),
 | 
						|
        host_override=options.host,
 | 
						|
        extra_headers={"Cookie":
 | 
						|
                       'dev_appserver_login="%s:False"' % email},
 | 
						|
        save_cookies=options.save_cookies)
 | 
						|
    # Don't try to talk to ClientLogin.
 | 
						|
    server.authenticated = True
 | 
						|
    return server
 | 
						|
 | 
						|
  return rpc_server_class(options.server, GetUserCredentials,
 | 
						|
                          host_override=options.host,
 | 
						|
                          save_cookies=options.save_cookies)
 | 
						|
 | 
						|
 | 
						|
def EncodeMultipartFormData(fields, files):
 | 
						|
  """Encode form fields for multipart/form-data.
 | 
						|
 | 
						|
  Args:
 | 
						|
    fields: A sequence of (name, value) elements for regular form fields.
 | 
						|
    files: A sequence of (name, filename, value) elements for data to be
 | 
						|
           uploaded as files.
 | 
						|
  Returns:
 | 
						|
    (content_type, body) ready for httplib.HTTP instance.
 | 
						|
 | 
						|
  Source:
 | 
						|
    http://aspn.activestate.com/ASPN/Cookbook/Python/Recipe/146306
 | 
						|
  """
 | 
						|
  BOUNDARY = '-M-A-G-I-C---B-O-U-N-D-A-R-Y-'
 | 
						|
  CRLF = '\r\n'
 | 
						|
  lines = []
 | 
						|
  for (key, value) in fields:
 | 
						|
    lines.append('--' + BOUNDARY)
 | 
						|
    lines.append('Content-Disposition: form-data; name="%s"' % key)
 | 
						|
    lines.append('')
 | 
						|
    lines.append(value)
 | 
						|
  for (key, filename, value) in files:
 | 
						|
    lines.append('--' + BOUNDARY)
 | 
						|
    lines.append('Content-Disposition: form-data; name="%s"; filename="%s"' %
 | 
						|
             (key, filename))
 | 
						|
    lines.append('Content-Type: %s' % GetContentType(filename))
 | 
						|
    lines.append('')
 | 
						|
    lines.append(value)
 | 
						|
  lines.append('--' + BOUNDARY + '--')
 | 
						|
  lines.append('')
 | 
						|
  body = CRLF.join(lines)
 | 
						|
  content_type = 'multipart/form-data; boundary=%s' % BOUNDARY
 | 
						|
  return content_type, body
 | 
						|
 | 
						|
 | 
						|
def GetContentType(filename):
 | 
						|
  """Helper to guess the content-type from the filename."""
 | 
						|
  return mimetypes.guess_type(filename)[0] or 'application/octet-stream'
 | 
						|
 | 
						|
 | 
						|
# Use a shell for subcommands on Windows to get a PATH search.
 | 
						|
use_shell = sys.platform.startswith("win")
 | 
						|
 | 
						|
def RunShellWithReturnCode(command, print_output=False,
 | 
						|
                           universal_newlines=True):
 | 
						|
  """Executes a command and returns the output from stdout and the return code.
 | 
						|
 | 
						|
  Args:
 | 
						|
    command: Command to execute.
 | 
						|
    print_output: If True, the output is printed to stdout.
 | 
						|
                  If False, both stdout and stderr are ignored.
 | 
						|
    universal_newlines: Use universal_newlines flag (default: True).
 | 
						|
 | 
						|
  Returns:
 | 
						|
    Tuple (output, return code)
 | 
						|
  """
 | 
						|
  logging.info("Running %s", command)
 | 
						|
  p = subprocess.Popen(command, stdout=subprocess.PIPE, stderr=subprocess.PIPE,
 | 
						|
                       shell=use_shell, universal_newlines=universal_newlines)
 | 
						|
  if print_output:
 | 
						|
    output_array = []
 | 
						|
    while True:
 | 
						|
      line = p.stdout.readline()
 | 
						|
      if not line:
 | 
						|
        break
 | 
						|
      print line.strip("\n")
 | 
						|
      output_array.append(line)
 | 
						|
    output = "".join(output_array)
 | 
						|
  else:
 | 
						|
    output = p.stdout.read()
 | 
						|
  p.wait()
 | 
						|
  errout = p.stderr.read()
 | 
						|
  if print_output and errout:
 | 
						|
    print >>sys.stderr, errout
 | 
						|
  p.stdout.close()
 | 
						|
  p.stderr.close()
 | 
						|
  return output, p.returncode
 | 
						|
 | 
						|
 | 
						|
def RunShell(command, silent_ok=False, universal_newlines=True,
 | 
						|
             print_output=False):
 | 
						|
  data, retcode = RunShellWithReturnCode(command, print_output,
 | 
						|
                                         universal_newlines)
 | 
						|
  if retcode:
 | 
						|
    ErrorExit("Got error status from %s:\n%s" % (command, data))
 | 
						|
  if not silent_ok and not data:
 | 
						|
    ErrorExit("No output from %s" % command)
 | 
						|
  return data
 | 
						|
 | 
						|
 | 
						|
class VersionControlSystem(object):
 | 
						|
  """Abstract base class providing an interface to the VCS."""
 | 
						|
 | 
						|
  def __init__(self, options):
 | 
						|
    """Constructor.
 | 
						|
 | 
						|
    Args:
 | 
						|
      options: Command line options.
 | 
						|
    """
 | 
						|
    self.options = options
 | 
						|
 | 
						|
  def GenerateDiff(self, args):
 | 
						|
    """Return the current diff as a string.
 | 
						|
 | 
						|
    Args:
 | 
						|
      args: Extra arguments to pass to the diff command.
 | 
						|
    """
 | 
						|
    raise NotImplementedError(
 | 
						|
        "abstract method -- subclass %s must override" % self.__class__)
 | 
						|
 | 
						|
  def GetUnknownFiles(self):
 | 
						|
    """Return a list of files unknown to the VCS."""
 | 
						|
    raise NotImplementedError(
 | 
						|
        "abstract method -- subclass %s must override" % self.__class__)
 | 
						|
 | 
						|
  def CheckForUnknownFiles(self):
 | 
						|
    """Show an "are you sure?" prompt if there are unknown files."""
 | 
						|
    unknown_files = self.GetUnknownFiles()
 | 
						|
    if unknown_files:
 | 
						|
      print "The following files are not added to version control:"
 | 
						|
      for line in unknown_files:
 | 
						|
        print line
 | 
						|
      prompt = "Are you sure to continue?(y/N) "
 | 
						|
      answer = raw_input(prompt).strip()
 | 
						|
      if answer != "y":
 | 
						|
        ErrorExit("User aborted")
 | 
						|
 | 
						|
  def GetBaseFile(self, filename):
 | 
						|
    """Get the content of the upstream version of a file.
 | 
						|
 | 
						|
    Returns:
 | 
						|
      A tuple (base_content, new_content, is_binary, status)
 | 
						|
        base_content: The contents of the base file.
 | 
						|
        new_content: For text files, this is empty.  For binary files, this is
 | 
						|
          the contents of the new file, since the diff output won't contain
 | 
						|
          information to reconstruct the current file.
 | 
						|
        is_binary: True iff the file is binary.
 | 
						|
        status: The status of the file.
 | 
						|
    """
 | 
						|
 | 
						|
    raise NotImplementedError(
 | 
						|
        "abstract method -- subclass %s must override" % self.__class__)
 | 
						|
 | 
						|
 | 
						|
  def GetBaseFiles(self, diff):
 | 
						|
    """Helper that calls GetBase file for each file in the patch.
 | 
						|
 | 
						|
    Returns:
 | 
						|
      A dictionary that maps from filename to GetBaseFile's tuple.  Filenames
 | 
						|
      are retrieved based on lines that start with "Index:" or
 | 
						|
      "Property changes on:".
 | 
						|
    """
 | 
						|
    files = {}
 | 
						|
    for line in diff.splitlines(True):
 | 
						|
      if line.startswith('Index:') or line.startswith('Property changes on:'):
 | 
						|
        unused, filename = line.split(':', 1)
 | 
						|
        # On Windows if a file has property changes its filename uses '\'
 | 
						|
        # instead of '/'.
 | 
						|
        filename = filename.strip().replace('\\', '/')
 | 
						|
        files[filename] = self.GetBaseFile(filename)
 | 
						|
    return files
 | 
						|
 | 
						|
 | 
						|
  def UploadBaseFiles(self, issue, rpc_server, patch_list, patchset, options,
 | 
						|
                      files):
 | 
						|
    """Uploads the base files (and if necessary, the current ones as well)."""
 | 
						|
 | 
						|
    def UploadFile(filename, file_id, content, is_binary, status, is_base):
 | 
						|
      """Uploads a file to the server."""
 | 
						|
      file_too_large = False
 | 
						|
      if is_base:
 | 
						|
        type = "base"
 | 
						|
      else:
 | 
						|
        type = "current"
 | 
						|
      if len(content) > MAX_UPLOAD_SIZE:
 | 
						|
        print ("Not uploading the %s file for %s because it's too large." %
 | 
						|
               (type, filename))
 | 
						|
        file_too_large = True
 | 
						|
        content = ""
 | 
						|
      checksum = md5(content).hexdigest()
 | 
						|
      if options.verbose > 0 and not file_too_large:
 | 
						|
        print "Uploading %s file for %s" % (type, filename)
 | 
						|
      url = "/%d/upload_content/%d/%d" % (int(issue), int(patchset), file_id)
 | 
						|
      form_fields = [("filename", filename),
 | 
						|
                     ("status", status),
 | 
						|
                     ("checksum", checksum),
 | 
						|
                     ("is_binary", str(is_binary)),
 | 
						|
                     ("is_current", str(not is_base)),
 | 
						|
                    ]
 | 
						|
      if file_too_large:
 | 
						|
        form_fields.append(("file_too_large", "1"))
 | 
						|
      if options.email:
 | 
						|
        form_fields.append(("user", options.email))
 | 
						|
      ctype, body = EncodeMultipartFormData(form_fields,
 | 
						|
                                            [("data", filename, content)])
 | 
						|
      response_body = rpc_server.Send(url, body,
 | 
						|
                                      content_type=ctype)
 | 
						|
      if not response_body.startswith("OK"):
 | 
						|
        StatusUpdate("  --> %s" % response_body)
 | 
						|
        sys.exit(1)
 | 
						|
 | 
						|
    patches = dict()
 | 
						|
    [patches.setdefault(v, k) for k, v in patch_list]
 | 
						|
    for filename in patches.keys():
 | 
						|
      base_content, new_content, is_binary, status = files[filename]
 | 
						|
      file_id_str = patches.get(filename)
 | 
						|
      if file_id_str.find("nobase") != -1:
 | 
						|
        base_content = None
 | 
						|
        file_id_str = file_id_str[file_id_str.rfind("_") + 1:]
 | 
						|
      file_id = int(file_id_str)
 | 
						|
      if base_content != None:
 | 
						|
        UploadFile(filename, file_id, base_content, is_binary, status, True)
 | 
						|
      if new_content != None:
 | 
						|
        UploadFile(filename, file_id, new_content, is_binary, status, False)
 | 
						|
 | 
						|
  def IsImage(self, filename):
 | 
						|
    """Returns true if the filename has an image extension."""
 | 
						|
    mimetype =  mimetypes.guess_type(filename)[0]
 | 
						|
    if not mimetype:
 | 
						|
      return False
 | 
						|
    return mimetype.startswith("image/")
 | 
						|
 | 
						|
 | 
						|
class SubversionVCS(VersionControlSystem):
 | 
						|
  """Implementation of the VersionControlSystem interface for Subversion."""
 | 
						|
 | 
						|
  def __init__(self, options):
 | 
						|
    super(SubversionVCS, self).__init__(options)
 | 
						|
    if self.options.revision:
 | 
						|
      match = re.match(r"(\d+)(:(\d+))?", self.options.revision)
 | 
						|
      if not match:
 | 
						|
        ErrorExit("Invalid Subversion revision %s." % self.options.revision)
 | 
						|
      self.rev_start = match.group(1)
 | 
						|
      self.rev_end = match.group(3)
 | 
						|
    else:
 | 
						|
      self.rev_start = self.rev_end = None
 | 
						|
    # Cache output from "svn list -r REVNO dirname".
 | 
						|
    # Keys: dirname, Values: 2-tuple (ouput for start rev and end rev).
 | 
						|
    self.svnls_cache = {}
 | 
						|
    # SVN base URL is required to fetch files deleted in an older revision.
 | 
						|
    # Result is cached to not guess it over and over again in GetBaseFile().
 | 
						|
    required = self.options.download_base or self.options.revision is not None
 | 
						|
    self.svn_base = self._GuessBase(required)
 | 
						|
 | 
						|
  def GuessBase(self, required):
 | 
						|
    """Wrapper for _GuessBase."""
 | 
						|
    return self.svn_base
 | 
						|
 | 
						|
  def _GuessBase(self, required):
 | 
						|
    """Returns the SVN base URL.
 | 
						|
 | 
						|
    Args:
 | 
						|
      required: If true, exits if the url can't be guessed, otherwise None is
 | 
						|
        returned.
 | 
						|
    """
 | 
						|
    info = RunShell(["svn", "info"])
 | 
						|
    for line in info.splitlines():
 | 
						|
      words = line.split()
 | 
						|
      if len(words) == 2 and words[0] == "URL:":
 | 
						|
        url = words[1]
 | 
						|
        scheme, netloc, path, params, query, fragment = urlparse.urlparse(url)
 | 
						|
        username, netloc = urllib.splituser(netloc)
 | 
						|
        if username:
 | 
						|
          logging.info("Removed username from base URL")
 | 
						|
        if netloc.endswith("svn.python.org"):
 | 
						|
          if netloc == "svn.python.org":
 | 
						|
            if path.startswith("/projects/"):
 | 
						|
              path = path[9:]
 | 
						|
          elif netloc != "pythondev@svn.python.org":
 | 
						|
            ErrorExit("Unrecognized Python URL: %s" % url)
 | 
						|
          base = "http://svn.python.org/view/*checkout*%s/" % path
 | 
						|
          logging.info("Guessed Python base = %s", base)
 | 
						|
        elif netloc.endswith("svn.collab.net"):
 | 
						|
          if path.startswith("/repos/"):
 | 
						|
            path = path[6:]
 | 
						|
          base = "http://svn.collab.net/viewvc/*checkout*%s/" % path
 | 
						|
          logging.info("Guessed CollabNet base = %s", base)
 | 
						|
        elif netloc.endswith(".googlecode.com"):
 | 
						|
          path = path + "/"
 | 
						|
          base = urlparse.urlunparse(("http", netloc, path, params,
 | 
						|
                                      query, fragment))
 | 
						|
          logging.info("Guessed Google Code base = %s", base)
 | 
						|
        else:
 | 
						|
          path = path + "/"
 | 
						|
          base = urlparse.urlunparse((scheme, netloc, path, params,
 | 
						|
                                      query, fragment))
 | 
						|
          logging.info("Guessed base = %s", base)
 | 
						|
        return base
 | 
						|
    if required:
 | 
						|
      ErrorExit("Can't find URL in output from svn info")
 | 
						|
    return None
 | 
						|
 | 
						|
  def GenerateDiff(self, args):
 | 
						|
    cmd = ["svn", "diff"]
 | 
						|
    if self.options.revision:
 | 
						|
      cmd += ["-r", self.options.revision]
 | 
						|
    cmd.extend(args)
 | 
						|
    data = RunShell(cmd)
 | 
						|
    count = 0
 | 
						|
    for line in data.splitlines():
 | 
						|
      if line.startswith("Index:") or line.startswith("Property changes on:"):
 | 
						|
        count += 1
 | 
						|
        logging.info(line)
 | 
						|
    if not count:
 | 
						|
      ErrorExit("No valid patches found in output from svn diff")
 | 
						|
    return data
 | 
						|
 | 
						|
  def _CollapseKeywords(self, content, keyword_str):
 | 
						|
    """Collapses SVN keywords."""
 | 
						|
    # svn cat translates keywords but svn diff doesn't. As a result of this
 | 
						|
    # behavior patching.PatchChunks() fails with a chunk mismatch error.
 | 
						|
    # This part was originally written by the Review Board development team
 | 
						|
    # who had the same problem (http://reviews.review-board.org/r/276/).
 | 
						|
    # Mapping of keywords to known aliases
 | 
						|
    svn_keywords = {
 | 
						|
      # Standard keywords
 | 
						|
      'Date':                ['Date', 'LastChangedDate'],
 | 
						|
      'Revision':            ['Revision', 'LastChangedRevision', 'Rev'],
 | 
						|
      'Author':              ['Author', 'LastChangedBy'],
 | 
						|
      'HeadURL':             ['HeadURL', 'URL'],
 | 
						|
      'Id':                  ['Id'],
 | 
						|
 | 
						|
      # Aliases
 | 
						|
      'LastChangedDate':     ['LastChangedDate', 'Date'],
 | 
						|
      'LastChangedRevision': ['LastChangedRevision', 'Rev', 'Revision'],
 | 
						|
      'LastChangedBy':       ['LastChangedBy', 'Author'],
 | 
						|
      'URL':                 ['URL', 'HeadURL'],
 | 
						|
    }
 | 
						|
 | 
						|
    def repl(m):
 | 
						|
       if m.group(2):
 | 
						|
         return "$%s::%s$" % (m.group(1), " " * len(m.group(3)))
 | 
						|
       return "$%s$" % m.group(1)
 | 
						|
    keywords = [keyword
 | 
						|
                for name in keyword_str.split(" ")
 | 
						|
                for keyword in svn_keywords.get(name, [])]
 | 
						|
    return re.sub(r"\$(%s):(:?)([^\$]+)\$" % '|'.join(keywords), repl, content)
 | 
						|
 | 
						|
  def GetUnknownFiles(self):
 | 
						|
    status = RunShell(["svn", "status", "--ignore-externals"], silent_ok=True)
 | 
						|
    unknown_files = []
 | 
						|
    for line in status.split("\n"):
 | 
						|
      if line and line[0] == "?":
 | 
						|
        unknown_files.append(line)
 | 
						|
    return unknown_files
 | 
						|
 | 
						|
  def ReadFile(self, filename):
 | 
						|
    """Returns the contents of a file."""
 | 
						|
    file = open(filename, 'rb')
 | 
						|
    result = ""
 | 
						|
    try:
 | 
						|
      result = file.read()
 | 
						|
    finally:
 | 
						|
      file.close()
 | 
						|
    return result
 | 
						|
 | 
						|
  def GetStatus(self, filename):
 | 
						|
    """Returns the status of a file."""
 | 
						|
    if not self.options.revision:
 | 
						|
      status = RunShell(["svn", "status", "--ignore-externals", filename])
 | 
						|
      if not status:
 | 
						|
        ErrorExit("svn status returned no output for %s" % filename)
 | 
						|
      status_lines = status.splitlines()
 | 
						|
      # If file is in a cl, the output will begin with
 | 
						|
      # "\n--- Changelist 'cl_name':\n".  See
 | 
						|
      # http://svn.collab.net/repos/svn/trunk/notes/changelist-design.txt
 | 
						|
      if (len(status_lines) == 3 and
 | 
						|
          not status_lines[0] and
 | 
						|
          status_lines[1].startswith("--- Changelist")):
 | 
						|
        status = status_lines[2]
 | 
						|
      else:
 | 
						|
        status = status_lines[0]
 | 
						|
    # If we have a revision to diff against we need to run "svn list"
 | 
						|
    # for the old and the new revision and compare the results to get
 | 
						|
    # the correct status for a file.
 | 
						|
    else:
 | 
						|
      dirname, relfilename = os.path.split(filename)
 | 
						|
      if dirname not in self.svnls_cache:
 | 
						|
        cmd = ["svn", "list", "-r", self.rev_start, dirname or "."]
 | 
						|
        out, returncode = RunShellWithReturnCode(cmd)
 | 
						|
        if returncode:
 | 
						|
          ErrorExit("Failed to get status for %s." % filename)
 | 
						|
        old_files = out.splitlines()
 | 
						|
        args = ["svn", "list"]
 | 
						|
        if self.rev_end:
 | 
						|
          args += ["-r", self.rev_end]
 | 
						|
        cmd = args + [dirname or "."]
 | 
						|
        out, returncode = RunShellWithReturnCode(cmd)
 | 
						|
        if returncode:
 | 
						|
          ErrorExit("Failed to run command %s" % cmd)
 | 
						|
        self.svnls_cache[dirname] = (old_files, out.splitlines())
 | 
						|
      old_files, new_files = self.svnls_cache[dirname]
 | 
						|
      if relfilename in old_files and relfilename not in new_files:
 | 
						|
        status = "D   "
 | 
						|
      elif relfilename in old_files and relfilename in new_files:
 | 
						|
        status = "M   "
 | 
						|
      else:
 | 
						|
        status = "A   "
 | 
						|
    return status
 | 
						|
 | 
						|
  def GetBaseFile(self, filename):
 | 
						|
    status = self.GetStatus(filename)
 | 
						|
    base_content = None
 | 
						|
    new_content = None
 | 
						|
 | 
						|
    # If a file is copied its status will be "A  +", which signifies
 | 
						|
    # "addition-with-history".  See "svn st" for more information.  We need to
 | 
						|
    # upload the original file or else diff parsing will fail if the file was
 | 
						|
    # edited.
 | 
						|
    if status[0] == "A" and status[3] != "+":
 | 
						|
      # We'll need to upload the new content if we're adding a binary file
 | 
						|
      # since diff's output won't contain it.
 | 
						|
      mimetype = RunShell(["svn", "propget", "svn:mime-type", filename],
 | 
						|
                          silent_ok=True)
 | 
						|
      base_content = ""
 | 
						|
      is_binary = mimetype and not mimetype.startswith("text/")
 | 
						|
      if is_binary and self.IsImage(filename):
 | 
						|
        new_content = self.ReadFile(filename)
 | 
						|
    elif (status[0] in ("M", "D", "R") or
 | 
						|
          (status[0] == "A" and status[3] == "+") or  # Copied file.
 | 
						|
          (status[0] == " " and status[1] == "M")):  # Property change.
 | 
						|
      args = []
 | 
						|
      if self.options.revision:
 | 
						|
        url = "%s/%s@%s" % (self.svn_base, filename, self.rev_start)
 | 
						|
      else:
 | 
						|
        # Don't change filename, it's needed later.
 | 
						|
        url = filename
 | 
						|
        args += ["-r", "BASE"]
 | 
						|
      cmd = ["svn"] + args + ["propget", "svn:mime-type", url]
 | 
						|
      mimetype, returncode = RunShellWithReturnCode(cmd)
 | 
						|
      if returncode:
 | 
						|
        # File does not exist in the requested revision.
 | 
						|
        # Reset mimetype, it contains an error message.
 | 
						|
        mimetype = ""
 | 
						|
      get_base = False
 | 
						|
      is_binary = mimetype and not mimetype.startswith("text/")
 | 
						|
      if status[0] == " ":
 | 
						|
        # Empty base content just to force an upload.
 | 
						|
        base_content = ""
 | 
						|
      elif is_binary:
 | 
						|
        if self.IsImage(filename):
 | 
						|
          get_base = True
 | 
						|
          if status[0] == "M":
 | 
						|
            if not self.rev_end:
 | 
						|
              new_content = self.ReadFile(filename)
 | 
						|
            else:
 | 
						|
              url = "%s/%s@%s" % (self.svn_base, filename, self.rev_end)
 | 
						|
              new_content = RunShell(["svn", "cat", url],
 | 
						|
                                     universal_newlines=True, silent_ok=True)
 | 
						|
        else:
 | 
						|
          base_content = ""
 | 
						|
      else:
 | 
						|
        get_base = True
 | 
						|
 | 
						|
      if get_base:
 | 
						|
        if is_binary:
 | 
						|
          universal_newlines = False
 | 
						|
        else:
 | 
						|
          universal_newlines = True
 | 
						|
        if self.rev_start:
 | 
						|
          # "svn cat -r REV delete_file.txt" doesn't work. cat requires
 | 
						|
          # the full URL with "@REV" appended instead of using "-r" option.
 | 
						|
          url = "%s/%s@%s" % (self.svn_base, filename, self.rev_start)
 | 
						|
          base_content = RunShell(["svn", "cat", url],
 | 
						|
                                  universal_newlines=universal_newlines,
 | 
						|
                                  silent_ok=True)
 | 
						|
        else:
 | 
						|
          base_content = RunShell(["svn", "cat", filename],
 | 
						|
                                  universal_newlines=universal_newlines,
 | 
						|
                                  silent_ok=True)
 | 
						|
        if not is_binary:
 | 
						|
          args = []
 | 
						|
          if self.rev_start:
 | 
						|
            url = "%s/%s@%s" % (self.svn_base, filename, self.rev_start)
 | 
						|
          else:
 | 
						|
            url = filename
 | 
						|
            args += ["-r", "BASE"]
 | 
						|
          cmd = ["svn"] + args + ["propget", "svn:keywords", url]
 | 
						|
          keywords, returncode = RunShellWithReturnCode(cmd)
 | 
						|
          if keywords and not returncode:
 | 
						|
            base_content = self._CollapseKeywords(base_content, keywords)
 | 
						|
    else:
 | 
						|
      StatusUpdate("svn status returned unexpected output: %s" % status)
 | 
						|
      sys.exit(1)
 | 
						|
    return base_content, new_content, is_binary, status[0:5]
 | 
						|
 | 
						|
 | 
						|
class GitVCS(VersionControlSystem):
 | 
						|
  """Implementation of the VersionControlSystem interface for Git."""
 | 
						|
 | 
						|
  def __init__(self, options):
 | 
						|
    super(GitVCS, self).__init__(options)
 | 
						|
    # Map of filename -> hash of base file.
 | 
						|
    self.base_hashes = {}
 | 
						|
 | 
						|
  def GenerateDiff(self, extra_args):
 | 
						|
    # This is more complicated than svn's GenerateDiff because we must convert
 | 
						|
    # the diff output to include an svn-style "Index:" line as well as record
 | 
						|
    # the hashes of the base files, so we can upload them along with our diff.
 | 
						|
    if self.options.revision:
 | 
						|
      extra_args = [self.options.revision] + extra_args
 | 
						|
    gitdiff = RunShell(["git", "diff", "--no-ext-diff", "--full-index"] +
 | 
						|
                       extra_args)
 | 
						|
    svndiff = []
 | 
						|
    filecount = 0
 | 
						|
    filename = None
 | 
						|
    for line in gitdiff.splitlines():
 | 
						|
      match = re.match(r"diff --git a/(.*) b/.*$", line)
 | 
						|
      if match:
 | 
						|
        filecount += 1
 | 
						|
        filename = match.group(1)
 | 
						|
        svndiff.append("Index: %s\n" % filename)
 | 
						|
      else:
 | 
						|
        # The "index" line in a git diff looks like this (long hashes elided):
 | 
						|
        #   index 82c0d44..b2cee3f 100755
 | 
						|
        # We want to save the left hash, as that identifies the base file.
 | 
						|
        match = re.match(r"index (\w+)\.\.", line)
 | 
						|
        if match:
 | 
						|
          self.base_hashes[filename] = match.group(1)
 | 
						|
      svndiff.append(line + "\n")
 | 
						|
    if not filecount:
 | 
						|
      ErrorExit("No valid patches found in output from git diff")
 | 
						|
    return "".join(svndiff)
 | 
						|
 | 
						|
  def GetUnknownFiles(self):
 | 
						|
    status = RunShell(["git", "ls-files", "--exclude-standard", "--others"],
 | 
						|
                      silent_ok=True)
 | 
						|
    return status.splitlines()
 | 
						|
 | 
						|
  def GetBaseFile(self, filename):
 | 
						|
    hash = self.base_hashes[filename]
 | 
						|
    base_content = None
 | 
						|
    new_content = None
 | 
						|
    is_binary = False
 | 
						|
    if hash == "0" * 40:  # All-zero hash indicates no base file.
 | 
						|
      status = "A"
 | 
						|
      base_content = ""
 | 
						|
    else:
 | 
						|
      status = "M"
 | 
						|
      base_content = RunShell(["git", "show", hash])
 | 
						|
    return (base_content, new_content, is_binary, status)
 | 
						|
 | 
						|
 | 
						|
class MercurialVCS(VersionControlSystem):
 | 
						|
  """Implementation of the VersionControlSystem interface for Mercurial."""
 | 
						|
 | 
						|
  def __init__(self, options, repo_dir):
 | 
						|
    super(MercurialVCS, self).__init__(options)
 | 
						|
    # Absolute path to repository (we can be in a subdir)
 | 
						|
    self.repo_dir = os.path.normpath(repo_dir)
 | 
						|
    # Compute the subdir
 | 
						|
    cwd = os.path.normpath(os.getcwd())
 | 
						|
    assert cwd.startswith(self.repo_dir)
 | 
						|
    self.subdir = cwd[len(self.repo_dir):].lstrip(r"\/")
 | 
						|
    if self.options.revision:
 | 
						|
      self.base_rev = self.options.revision
 | 
						|
    else:
 | 
						|
      self.base_rev = RunShell(["hg", "parent", "-q"]).split(':')[1].strip()
 | 
						|
 | 
						|
  def _GetRelPath(self, filename):
 | 
						|
    """Get relative path of a file according to the current directory,
 | 
						|
    given its logical path in the repo."""
 | 
						|
    assert filename.startswith(self.subdir), filename
 | 
						|
    return filename[len(self.subdir):].lstrip(r"\/")
 | 
						|
 | 
						|
  def GenerateDiff(self, extra_args):
 | 
						|
    # If no file specified, restrict to the current subdir
 | 
						|
    extra_args = extra_args or ["."]
 | 
						|
    cmd = ["hg", "diff", "--git", "-r", self.base_rev] + extra_args
 | 
						|
    data = RunShell(cmd, silent_ok=True)
 | 
						|
    svndiff = []
 | 
						|
    filecount = 0
 | 
						|
    for line in data.splitlines():
 | 
						|
      m = re.match("diff --git a/(\S+) b/(\S+)", line)
 | 
						|
      if m:
 | 
						|
        # Modify line to make it look like as it comes from svn diff.
 | 
						|
        # With this modification no changes on the server side are required
 | 
						|
        # to make upload.py work with Mercurial repos.
 | 
						|
        # NOTE: for proper handling of moved/copied files, we have to use
 | 
						|
        # the second filename.
 | 
						|
        filename = m.group(2)
 | 
						|
        svndiff.append("Index: %s" % filename)
 | 
						|
        svndiff.append("=" * 67)
 | 
						|
        filecount += 1
 | 
						|
        logging.info(line)
 | 
						|
      else:
 | 
						|
        svndiff.append(line)
 | 
						|
    if not filecount:
 | 
						|
      ErrorExit("No valid patches found in output from hg diff")
 | 
						|
    return "\n".join(svndiff) + "\n"
 | 
						|
 | 
						|
  def GetUnknownFiles(self):
 | 
						|
    """Return a list of files unknown to the VCS."""
 | 
						|
    args = []
 | 
						|
    status = RunShell(["hg", "status", "--rev", self.base_rev, "-u", "."],
 | 
						|
        silent_ok=True)
 | 
						|
    unknown_files = []
 | 
						|
    for line in status.splitlines():
 | 
						|
      st, fn = line.split(" ", 1)
 | 
						|
      if st == "?":
 | 
						|
        unknown_files.append(fn)
 | 
						|
    return unknown_files
 | 
						|
 | 
						|
  def GetBaseFile(self, filename):
 | 
						|
    # "hg status" and "hg cat" both take a path relative to the current subdir
 | 
						|
    # rather than to the repo root, but "hg diff" has given us the full path
 | 
						|
    # to the repo root.
 | 
						|
    base_content = ""
 | 
						|
    new_content = None
 | 
						|
    is_binary = False
 | 
						|
    oldrelpath = relpath = self._GetRelPath(filename)
 | 
						|
    # "hg status -C" returns two lines for moved/copied files, one otherwise
 | 
						|
    out = RunShell(["hg", "status", "-C", "--rev", self.base_rev, relpath])
 | 
						|
    out = out.splitlines()
 | 
						|
    # HACK: strip error message about missing file/directory if it isn't in
 | 
						|
    # the working copy
 | 
						|
    if out[0].startswith('%s: ' % relpath):
 | 
						|
      out = out[1:]
 | 
						|
    if len(out) > 1:
 | 
						|
      # Moved/copied => considered as modified, use old filename to
 | 
						|
      # retrieve base contents
 | 
						|
      oldrelpath = out[1].strip()
 | 
						|
      status = "M"
 | 
						|
    else:
 | 
						|
      status, _ = out[0].split(' ', 1)
 | 
						|
    if status != "A":
 | 
						|
      base_content = RunShell(["hg", "cat", "-r", self.base_rev, oldrelpath],
 | 
						|
        silent_ok=True)
 | 
						|
      is_binary = "\0" in base_content  # Mercurial's heuristic
 | 
						|
    if status != "R":
 | 
						|
      new_content = open(relpath, "rb").read()
 | 
						|
      is_binary = is_binary or "\0" in new_content
 | 
						|
    if is_binary and base_content:
 | 
						|
      # Fetch again without converting newlines
 | 
						|
      base_content = RunShell(["hg", "cat", "-r", self.base_rev, oldrelpath],
 | 
						|
        silent_ok=True, universal_newlines=False)
 | 
						|
    if not is_binary or not self.IsImage(relpath):
 | 
						|
      new_content = None
 | 
						|
    return base_content, new_content, is_binary, status
 | 
						|
 | 
						|
 | 
						|
# NOTE: The SplitPatch function is duplicated in engine.py, keep them in sync.
 | 
						|
def SplitPatch(data):
 | 
						|
  """Splits a patch into separate pieces for each file.
 | 
						|
 | 
						|
  Args:
 | 
						|
    data: A string containing the output of svn diff.
 | 
						|
 | 
						|
  Returns:
 | 
						|
    A list of 2-tuple (filename, text) where text is the svn diff output
 | 
						|
      pertaining to filename.
 | 
						|
  """
 | 
						|
  patches = []
 | 
						|
  filename = None
 | 
						|
  diff = []
 | 
						|
  for line in data.splitlines(True):
 | 
						|
    new_filename = None
 | 
						|
    if line.startswith('Index:'):
 | 
						|
      unused, new_filename = line.split(':', 1)
 | 
						|
      new_filename = new_filename.strip()
 | 
						|
    elif line.startswith('Property changes on:'):
 | 
						|
      unused, temp_filename = line.split(':', 1)
 | 
						|
      # When a file is modified, paths use '/' between directories, however
 | 
						|
      # when a property is modified '\' is used on Windows.  Make them the same
 | 
						|
      # otherwise the file shows up twice.
 | 
						|
      temp_filename = temp_filename.strip().replace('\\', '/')
 | 
						|
      if temp_filename != filename:
 | 
						|
        # File has property changes but no modifications, create a new diff.
 | 
						|
        new_filename = temp_filename
 | 
						|
    if new_filename:
 | 
						|
      if filename and diff:
 | 
						|
        patches.append((filename, ''.join(diff)))
 | 
						|
      filename = new_filename
 | 
						|
      diff = [line]
 | 
						|
      continue
 | 
						|
    if diff is not None:
 | 
						|
      diff.append(line)
 | 
						|
  if filename and diff:
 | 
						|
    patches.append((filename, ''.join(diff)))
 | 
						|
  return patches
 | 
						|
 | 
						|
 | 
						|
def UploadSeparatePatches(issue, rpc_server, patchset, data, options):
 | 
						|
  """Uploads a separate patch for each file in the diff output.
 | 
						|
 | 
						|
  Returns a list of [patch_key, filename] for each file.
 | 
						|
  """
 | 
						|
  patches = SplitPatch(data)
 | 
						|
  rv = []
 | 
						|
  for patch in patches:
 | 
						|
    if len(patch[1]) > MAX_UPLOAD_SIZE:
 | 
						|
      print ("Not uploading the patch for " + patch[0] +
 | 
						|
             " because the file is too large.")
 | 
						|
      continue
 | 
						|
    form_fields = [("filename", patch[0])]
 | 
						|
    if not options.download_base:
 | 
						|
      form_fields.append(("content_upload", "1"))
 | 
						|
    files = [("data", "data.diff", patch[1])]
 | 
						|
    ctype, body = EncodeMultipartFormData(form_fields, files)
 | 
						|
    url = "/%d/upload_patch/%d" % (int(issue), int(patchset))
 | 
						|
    print "Uploading patch for " + patch[0]
 | 
						|
    response_body = rpc_server.Send(url, body, content_type=ctype)
 | 
						|
    lines = response_body.splitlines()
 | 
						|
    if not lines or lines[0] != "OK":
 | 
						|
      StatusUpdate("  --> %s" % response_body)
 | 
						|
      sys.exit(1)
 | 
						|
    rv.append([lines[1], patch[0]])
 | 
						|
  return rv
 | 
						|
 | 
						|
 | 
						|
def GuessVCS(options):
 | 
						|
  """Helper to guess the version control system.
 | 
						|
 | 
						|
  This examines the current directory, guesses which VersionControlSystem
 | 
						|
  we're using, and returns an instance of the appropriate class.  Exit with an
 | 
						|
  error if we can't figure it out.
 | 
						|
 | 
						|
  Returns:
 | 
						|
    A VersionControlSystem instance. Exits if the VCS can't be guessed.
 | 
						|
  """
 | 
						|
  # Mercurial has a command to get the base directory of a repository
 | 
						|
  # Try running it, but don't die if we don't have hg installed.
 | 
						|
  # NOTE: we try Mercurial first as it can sit on top of an SVN working copy.
 | 
						|
  try:
 | 
						|
    out, returncode = RunShellWithReturnCode(["hg", "root"])
 | 
						|
    if returncode == 0:
 | 
						|
      return MercurialVCS(options, out.strip())
 | 
						|
  except OSError, (errno, message):
 | 
						|
    if errno != 2:  # ENOENT -- they don't have hg installed.
 | 
						|
      raise
 | 
						|
 | 
						|
  # Subversion has a .svn in all working directories.
 | 
						|
  if os.path.isdir('.svn'):
 | 
						|
    logging.info("Guessed VCS = Subversion")
 | 
						|
    return SubversionVCS(options)
 | 
						|
 | 
						|
  # Git has a command to test if you're in a git tree.
 | 
						|
  # Try running it, but don't die if we don't have git installed.
 | 
						|
  try:
 | 
						|
    out, returncode = RunShellWithReturnCode(["git", "rev-parse",
 | 
						|
                                              "--is-inside-work-tree"])
 | 
						|
    if returncode == 0:
 | 
						|
      return GitVCS(options)
 | 
						|
  except OSError, (errno, message):
 | 
						|
    if errno != 2:  # ENOENT -- they don't have git installed.
 | 
						|
      raise
 | 
						|
 | 
						|
  ErrorExit(("Could not guess version control system. "
 | 
						|
             "Are you in a working copy directory?"))
 | 
						|
 | 
						|
 | 
						|
def RealMain(argv, data=None):
 | 
						|
  logging.basicConfig(format=("%(asctime).19s %(levelname)s %(filename)s:"
 | 
						|
                              "%(lineno)s %(message)s "))
 | 
						|
  os.environ['LC_ALL'] = 'C'
 | 
						|
  options, args = parser.parse_args(argv[1:])
 | 
						|
  global verbosity
 | 
						|
  verbosity = options.verbose
 | 
						|
  if verbosity >= 3:
 | 
						|
    logging.getLogger().setLevel(logging.DEBUG)
 | 
						|
  elif verbosity >= 2:
 | 
						|
    logging.getLogger().setLevel(logging.INFO)
 | 
						|
  vcs = GuessVCS(options)
 | 
						|
  if isinstance(vcs, SubversionVCS):
 | 
						|
    # base field is only allowed for Subversion.
 | 
						|
    # Note: Fetching base files may become deprecated in future releases.
 | 
						|
    base = vcs.GuessBase(options.download_base)
 | 
						|
  else:
 | 
						|
    base = None
 | 
						|
  if not base and options.download_base:
 | 
						|
    options.download_base = True
 | 
						|
    logging.info("Enabled upload of base file")
 | 
						|
  if not options.assume_yes:
 | 
						|
    vcs.CheckForUnknownFiles()
 | 
						|
  if data is None:
 | 
						|
    data = vcs.GenerateDiff(args)
 | 
						|
  files = vcs.GetBaseFiles(data)
 | 
						|
  if verbosity >= 1:
 | 
						|
    print "Upload server:", options.server, "(change with -s/--server)"
 | 
						|
  if options.issue:
 | 
						|
    prompt = "Message describing this patch set: "
 | 
						|
  else:
 | 
						|
    prompt = "New issue subject: "
 | 
						|
  message = options.message or raw_input(prompt).strip()
 | 
						|
  if not message:
 | 
						|
    ErrorExit("A non-empty message is required")
 | 
						|
  rpc_server = GetRpcServer(options)
 | 
						|
  form_fields = [("subject", message)]
 | 
						|
  if base:
 | 
						|
    form_fields.append(("base", base))
 | 
						|
  if options.issue:
 | 
						|
    form_fields.append(("issue", str(options.issue)))
 | 
						|
  if options.email:
 | 
						|
    form_fields.append(("user", options.email))
 | 
						|
  if options.reviewers:
 | 
						|
    for reviewer in options.reviewers.split(','):
 | 
						|
      if "@" in reviewer and not reviewer.split("@")[1].count(".") == 1:
 | 
						|
        ErrorExit("Invalid email address: %s" % reviewer)
 | 
						|
    form_fields.append(("reviewers", options.reviewers))
 | 
						|
  if options.cc:
 | 
						|
    for cc in options.cc.split(','):
 | 
						|
      if "@" in cc and not cc.split("@")[1].count(".") == 1:
 | 
						|
        ErrorExit("Invalid email address: %s" % cc)
 | 
						|
    form_fields.append(("cc", options.cc))
 | 
						|
  description = options.description
 | 
						|
  if options.description_file:
 | 
						|
    if options.description:
 | 
						|
      ErrorExit("Can't specify description and description_file")
 | 
						|
    file = open(options.description_file, 'r')
 | 
						|
    description = file.read()
 | 
						|
    file.close()
 | 
						|
  if description:
 | 
						|
    form_fields.append(("description", description))
 | 
						|
  # Send a hash of all the base file so the server can determine if a copy
 | 
						|
  # already exists in an earlier patchset.
 | 
						|
  base_hashes = ""
 | 
						|
  for file, info in files.iteritems():
 | 
						|
    if not info[0] is None:
 | 
						|
      checksum = md5(info[0]).hexdigest()
 | 
						|
      if base_hashes:
 | 
						|
        base_hashes += "|"
 | 
						|
      base_hashes += checksum + ":" + file
 | 
						|
  form_fields.append(("base_hashes", base_hashes))
 | 
						|
  # If we're uploading base files, don't send the email before the uploads, so
 | 
						|
  # that it contains the file status.
 | 
						|
  if options.send_mail and options.download_base:
 | 
						|
    form_fields.append(("send_mail", "1"))
 | 
						|
  if not options.download_base:
 | 
						|
    form_fields.append(("content_upload", "1"))
 | 
						|
  if len(data) > MAX_UPLOAD_SIZE:
 | 
						|
    print "Patch is large, so uploading file patches separately."
 | 
						|
    uploaded_diff_file = []
 | 
						|
    form_fields.append(("separate_patches", "1"))
 | 
						|
  else:
 | 
						|
    uploaded_diff_file = [("data", "data.diff", data)]
 | 
						|
  ctype, body = EncodeMultipartFormData(form_fields, uploaded_diff_file)
 | 
						|
  response_body = rpc_server.Send("/upload", body, content_type=ctype)
 | 
						|
  if not options.download_base or not uploaded_diff_file:
 | 
						|
    lines = response_body.splitlines()
 | 
						|
    if len(lines) >= 2:
 | 
						|
      msg = lines[0]
 | 
						|
      patchset = lines[1].strip()
 | 
						|
      patches = [x.split(" ", 1) for x in lines[2:]]
 | 
						|
      for patch_pair in patches:
 | 
						|
        # On Windows if a file has property changes its filename uses '\'
 | 
						|
        # instead of '/'.  Perhaps this change should be made (also) on the
 | 
						|
        # server when it is decoding the patch file sent by the client, but
 | 
						|
        # we do it here as well to be safe.
 | 
						|
        patch_pair[1] = patch_pair[1].replace('\\', '/')
 | 
						|
    else:
 | 
						|
      msg = response_body
 | 
						|
  else:
 | 
						|
    msg = response_body
 | 
						|
  StatusUpdate(msg)
 | 
						|
  if not response_body.startswith("Issue created.") and \
 | 
						|
  not response_body.startswith("Issue updated."):
 | 
						|
    sys.exit(0)
 | 
						|
  issue = msg[msg.rfind("/")+1:]
 | 
						|
 | 
						|
  if not uploaded_diff_file:
 | 
						|
    result = UploadSeparatePatches(issue, rpc_server, patchset, data, options)
 | 
						|
    if not options.download_base:
 | 
						|
      patches = result
 | 
						|
 | 
						|
  if not options.download_base:
 | 
						|
    vcs.UploadBaseFiles(issue, rpc_server, patches, patchset, options, files)
 | 
						|
    if options.send_mail:
 | 
						|
      rpc_server.Send("/" + issue + "/mail", payload="")
 | 
						|
  return issue, patchset
 | 
						|
 | 
						|
 | 
						|
def main():
 | 
						|
  try:
 | 
						|
    RealMain(sys.argv)
 | 
						|
  except KeyboardInterrupt:
 | 
						|
    print
 | 
						|
    StatusUpdate("Interrupted.")
 | 
						|
    sys.exit(1)
 | 
						|
 | 
						|
 | 
						|
if __name__ == "__main__":
 | 
						|
  main()
 |