Finally get rid of depot_tools' breakpad.

Reland of http://crrev.com/1689633002#ps20001 without breaking other
repos by means of keeping breakpad.py importable, but otherwise a no-op.

R=maruel@chromium.org
BUG=585837

Review URL: https://codereview.chromium.org/1687923002

git-svn-id: svn://svn.chromium.org/chrome/trunk/tools/depot_tools@298731 0039d316-1c4b-4281-b951-d872f2087c98

apply_issue.py

@@ -14,7 +14,6 @@ import subprocess
 import sys
 import urllib2
 
-import breakpad  # pylint: disable=W0611
 
 import annotated_gclient
 import auth

breakpad.py

@@ -2,146 +2,11 @@
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
-"""Breakpad for Python.
+"""This file remains here because of multiple find_depot_tools.py scripts
+that attempt to import it as a way to find depot_tools.
 
-Sends a notification when a process stops on an exception.
-
-It is only enabled when all these conditions are met:
-  1. hostname finishes with '.google.com' or 'chromium.org'
-  2. main module name doesn't contain the word 'test'
-  3. no NO_BREAKPAD environment variable is defined
+See also:
+ * http://crbug.com/585837
+ * Example of find_depot_tools in build repo:
+https://chromium.googlesource.com/chromium/tools/build/+/2680bd4/scripts/common/find_depot_tools.py
 """
-
-import atexit
-import getpass
-import os
-import socket
-import sys
-import time
-import traceback
-import urllib
-import urllib2
-
-
-# Configure these values.
-DEFAULT_URL = 'https://chromium-status.appspot.com'
-
-# Global variable to prevent double registration.
-_REGISTERED = False
-
-_TIME_STARTED = time.time()
-
-_HOST_NAME = socket.getfqdn()
-
-# Skip unit tests and we don't want anything from non-googler.
-IS_ENABLED = (
-    not 'test' in getattr(sys.modules['__main__'], '__file__', '') and
-    not 'NO_BREAKPAD' in os.environ and
-    _HOST_NAME.endswith(('.google.com', '.chromium.org')))
-
-
-def post(url, params):
-  """HTTP POST with timeout when it's supported."""
-  if not IS_ENABLED:
-    # Make sure to not send anything for non googler.
-    return
-  kwargs = {}
-  if (sys.version_info[0] * 10 + sys.version_info[1]) >= 26:
-    kwargs['timeout'] = 4
-  try:
-    request = urllib2.urlopen(url, urllib.urlencode(params), **kwargs)
-    out = request.read()
-    request.close()
-    return out
-  except IOError:
-    return 'There was a failure while trying to send the stack trace. Too bad.'
-
-
-def FormatException(e):
-  """Returns a human readable form of an exception.
-
-  Adds the maximum number of interesting information in the safest way."""
-  try:
-    out = repr(e)
-  except Exception:
-    out = ''
-  try:
-    out = str(e)
-    if isinstance(e, Exception):
-      # urllib exceptions, usually the HTTP headers.
-      if hasattr(e, 'headers'):
-        out += '\nHeaders: %s' % e.headers
-      if hasattr(e, 'url'):
-        out += '\nUrl: %s' % e.url
-      if hasattr(e, 'msg'):
-        out += '\nMsg: %s' % e.msg
-      # The web page in some urllib exceptions.
-      if hasattr(e, 'read') and callable(e.read):
-        out += '\nread(): %s' % e.read()
-      if hasattr(e, 'info') and callable(e.info):
-        out += '\ninfo(): %s' % e.info()
-  except Exception:
-    pass
-  return out
-
-
-def SendStack(last_tb, stack, url=None, maxlen=50, verbose=True):
-  """Sends the stack trace to the breakpad server."""
-  if not IS_ENABLED:
-    return
-  def p(o):
-    if verbose:
-      print(o)
-  p('Sending crash report ...')
-  params = {
-    'args': sys.argv,
-    'cwd': os.getcwd(),
-    'exception': FormatException(last_tb),
-    'host': _HOST_NAME,
-    'stack': stack[0:4096],
-    'user': getpass.getuser(),
-    'version': sys.version,
-  }
-  p('\n'.join('  %s: %s' % (k, params[k][0:maxlen]) for k in sorted(params)))
-  p(post(url or DEFAULT_URL + '/breakpad', params))
-
-
-def SendProfiling(duration, url=None):
-  params = {
-    'argv': ' '.join(sys.argv),
-    # Strip the hostname.
-    'domain': _HOST_NAME.split('.', 1)[-1],
-    'duration': duration,
-    'platform': sys.platform,
-  }
-  post(url or DEFAULT_URL + '/profiling', params)
-
-
-def CheckForException():
-  """Runs at exit. Look if there was an exception active."""
-  last_value = getattr(sys, 'last_value', None)
-  if last_value:
-    if not isinstance(last_value, KeyboardInterrupt):
-      last_tb = getattr(sys, 'last_traceback', None)
-      if last_tb:
-        SendStack(last_value, ''.join(traceback.format_tb(last_tb)))
-  else:
-    duration = time.time() - _TIME_STARTED
-    if duration > 90:
-      SendProfiling(duration)
-
-
-def Register():
-  """Registers the callback at exit. Calling it multiple times is no-op."""
-  global _REGISTERED
-  if _REGISTERED:
-    return
-  _REGISTERED = True
-  atexit.register(CheckForException)
-
-
-if IS_ENABLED:
-  Register()
-
-# Uncomment this line if you want to test it out.
-#Register()

commit_queue.py

@@ -16,8 +16,6 @@ import os
 import sys
 import urllib2
 
-import breakpad  # pylint: disable=W0611
-
 import auth
 import fix_encoding
 import rietveld

drover.py

@@ -10,7 +10,6 @@ import re
 import sys
 import urlparse
 
-import breakpad  # pylint: disable=W0611
 
 import gclient_utils
 import subprocess2
@@ -377,7 +376,7 @@ def getSVNAuthInfo(folder=None):
   try:
     for auth_file in os.listdir(svn_simple_folder):
       # Read the SVN auth file, convert it into a dictionary, and store it.
-      results[auth_file] = dict(re.findall(r'K [0-9]+\n(.*)\nV [0-9]+\n(.*)\n', 
+      results[auth_file] = dict(re.findall(r'K [0-9]+\n(.*)\nV [0-9]+\n(.*)\n',
           open(os.path.join(svn_simple_folder, auth_file)).read()))
   except Exception as _:
     pass
@@ -391,7 +390,7 @@ def getCurrentSVNUsers(url):
   auth_infos = getSVNAuthInfo()
   results = []
   for _, auth_info in auth_infos.iteritems():
-    if ('svn:realmstring' in auth_info 
+    if ('svn:realmstring' in auth_info
         and netloc in auth_info['svn:realmstring']):
       username = auth_info['username']
       results.append(username)

gcl.py

@@ -20,8 +20,6 @@ import tempfile
 import time
 import urllib2
 
-import breakpad  # pylint: disable=W0611
-
 
 import auth
 import fix_encoding
@@ -743,12 +741,6 @@ def GetTreeStatus():
 
 def OptionallyDoPresubmitChecks(change_info, committing, args):
   if FilterFlag(args, "--no_presubmit") or FilterFlag(args, "--force"):
-    breakpad.SendStack(
-        breakpad.DEFAULT_URL + '/breakpad',
-        'GclHooksBypassedCommit',
-        'Issue %s/%s bypassed hook when committing (tree status was "%s")' %
-        (change_info.rietveld, change_info.issue, GetTreeStatus()),
-        verbose=False)
     return presubmit_support.PresubmitOutput()
   return DoPresubmitChecks(change_info, committing, True)
 

gclient.py

@@ -95,8 +95,6 @@ import time
 import urllib
 import urlparse
 
-import breakpad  # pylint: disable=W0611
-
 import fix_encoding
 import gclient_scm
 import gclient_utils

git_cl.py

@@ -40,7 +40,6 @@ from third_party import httplib2
 from third_party import upload
 import auth
 from luci_hacks import trigger_luci_job as luci_trigger
-import breakpad  # pylint: disable=W0611
 import clang_format
 import commit_queue
 import dart_format
@@ -2619,12 +2618,6 @@ def SendUpstream(parser, args, cmd):
       print('Unable to determine tree status.  Please verify manually and '
             'use "git cl %s --bypass-hooks" to commit on a closed tree.' % cmd)
       return 1
-  else:
-    breakpad.SendStack(
-        'GitClHooksBypassedCommit',
-        'Issue %s/%s bypassed hook when committing (tree status was "%s")' %
-        (cl.GetRietveldServer(), cl.GetIssue(), GetTreeStatus()),
-        verbose=False)
 
   change_desc = ChangeDescription(options.message)
   if not change_desc.description and cl.GetIssue():

git_try.py

@@ -7,8 +7,6 @@
 import logging
 import sys
 
-import breakpad  # pylint: disable=W0611
-
 from scm import GIT
 import subprocess2
 import third_party.upload

tests/breakpad_unittest.py

-#!/usr/bin/env python
-# Copyright (c) 2012 The Chromium Authors. All rights reserved.
-# Use of this source code is governed by a BSD-style license that can be
-# found in the LICENSE file.
-
-"""Unit tests for breakpad.py."""
-
-import os
-import sys
-
-sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
-
-from testing_support.super_mox import SuperMoxTestBase
-
-import breakpad
-
-
-class Breakpad(SuperMoxTestBase):
-  """Setups and tear downs the mocks but doesn't test anything as-is."""
-  def setUp(self):
-    super(Breakpad, self).setUp()
-    self.mox.StubOutWithMock(breakpad.atexit, 'register')
-    self.mox.StubOutWithMock(breakpad.getpass, 'getuser')
-    self.mox.StubOutWithMock(breakpad.urllib2, 'urlopen')
-    breakpad._HOST_NAME = 'bozo'
-    self.assertEquals(False, breakpad.IS_ENABLED)
-    breakpad.IS_ENABLED = True
-    self._old_sys_argv = breakpad.sys.argv
-    breakpad.sys.argv = ['my_test']
-    self._old_sys_version = breakpad.sys.version
-    breakpad.sys.version = 'random python'
-
-  def tearDown(self):
-    breakpad.IS_ENABLED = False
-    breakpad.sys.version = self._old_sys_version
-    breakpad.sys.argv = self._old_sys_argv
-    super(Breakpad, self).tearDown()
-
-  def testMembersChanged(self):
-    members = [
-        'CheckForException', 'DEFAULT_URL', 'FormatException', 'IS_ENABLED',
-        'Register', 'SendProfiling', 'SendStack',
-        'atexit', 'getpass', 'os', 'post', 'socket', 'sys', 'time', 'traceback',
-        'urllib', 'urllib2',
-    ]
-    # If this test fails, you should add the relevant test.
-    self.compareMembers(breakpad, members)
-
-  def _part_1_setup_mocks(self, exception):
-    breakpad.os.getcwd().AndReturn('/tmp/asdf')
-    breakpad.getpass.getuser().AndReturn('georges')
-    obj = self.mox.CreateMockAnything()
-    kwargs = {}
-    if (breakpad.sys.version_info[0] * 10 + breakpad.sys.version_info[1]) >= 26:
-      kwargs['timeout'] = 4
-    breakpad.urllib2.urlopen(
-        'https://chromium-status.appspot.com/breakpad',
-        breakpad.urllib.urlencode([('exception', exception)]) + (
-         '&args=%5B%27my_test%27%5D'
-         '&stack=bar'
-         '&host=bozo'
-         '&version=random+python'
-         '&user=georges'
-         '&cwd=%2Ftmp%2Fasdf'),
-        **kwargs).AndReturn(obj)
-    obj.read().AndReturn('ok')
-    obj.close()
-
-  def _part_2_verify_stdout(self, exception):
-    self.checkstdout(
-        ( "Sending crash report ...\n"
-          "  args: ['my_test']\n"
-          "  cwd: /tmp/asdf\n"
-          "  exception: %s\n"
-          "  host: bozo\n"
-          "  stack: bar\n"
-          "  user: georges\n"
-          "  version: random python\n"
-          "ok\n") % exception)
-
-  def _check(self, obj, result):
-    self._part_1_setup_mocks(result)
-    self.mox.ReplayAll()
-    breakpad.SendStack(obj, 'bar')
-    self._part_2_verify_stdout(result)
-
-  def testSendBase(self):
-    self._check('foo', 'foo')
-
-  def testSendReprThrows(self):
-    class Throws(object):
-      def __repr__(self):
-        raise NotImplementedError()
-      def __str__(self):
-        return '[foo]'
-    self._check(Throws(), '[foo]')
-
-  def testSendStrThrows(self):
-    class Throws(object):
-      def __repr__(self):
-        return '[foo]'
-      def __str__(self):
-        raise NotImplementedError()
-    self._check(Throws(), '[foo]')
-
-  def testSendBoth(self):
-    class Both(object):
-      def __repr__(self):
-        return '[foo]'
-      def __str__(self):
-        return '[bar]'
-    self._check(Both(), '[bar]')
-
-  def testSendException(self):
-    obj = Exception('foo')
-    obj.msg = 'a message'
-    self._check(obj, 'foo\nMsg: a message')
-
-
-
-if __name__ == '__main__':
-  import unittest
-  unittest.main()

tests/git_cl_test.py

@@ -88,8 +88,6 @@ class TestGitCl(TestCase):
     self.mock(git_cl, 'BranchExists', lambda _: True)
     self.mock(git_cl, 'FindCodereviewSettingsFile', lambda: '')
     self.mock(git_cl, 'ask_for_data', self._mocked_call)
-    self.mock(git_cl.breakpad, 'post', self._mocked_call)
-    self.mock(git_cl.breakpad, 'SendStack', self._mocked_call)
     self.mock(git_cl.presubmit_support, 'DoPresubmitChecks', PresubmitMock)
     self.mock(git_cl.rietveld, 'Rietveld', RietveldMock)
     self.mock(git_cl.rietveld, 'CachingRietveld', RietveldMock)
@@ -333,10 +331,6 @@ class TestGitCl(TestCase):
          'config', 'branch.working.rietveldissue'],), '12345'),
       ((['git', 'config', 'branch.working.rietveldserver'],),
          'codereview.example.com'),
-      ((['git', 'config', 'rietveld.tree-status-url'],), ''),
-      (('GitClHooksBypassedCommit',
-        'Issue https://codereview.example.com/12345 bypassed hook when '
-        'committing (tree status was "unset")'), None),
   ]
 
   @classmethod

tests/trychange_unittest.py

@@ -51,7 +51,6 @@ class TryChangeUnittest(TryChangeTestsBase):
       'HELP_STRING', 'Error', 'InvalidScript', 'NoTryServerAccess',
       'OptionParser', 'PrintSuccess',
       'RunCommand', 'RunGit', 'SCM', 'SVN', 'TryChange', 'USAGE', 'contextlib',
-      'breakpad',
       'datetime', 'errno', 'fix_encoding', 'gcl', 'gclient_utils',
       'gerrit_util', 'gen_parser',
       'getpass', 'itertools', 'json', 'logging', 'optparse', 'os', 'posixpath',

trychange.py

@@ -26,8 +26,6 @@ import urllib
 import urllib2
 import urlparse
 
-import breakpad  # pylint: disable=W0611
-
 import fix_encoding
 import gcl
 import gclient_utils