You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

300 lines
10 KiB

#!/usr/bin/env python3
# -*- coding: utf-8 -*-
# Copyright 2019 The Chromium OS Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
"""Modifies a tryjob based off of arguments."""
from __future__ import print_function
import argparse
import enum
import json
import os
import sys
import chroot
import failure_modes
import get_llvm_hash
import update_packages_and_run_tests
import update_tryjob_status
import update_chromeos_llvm_hash
class ModifyTryjob(enum.Enum):
"""Options to modify a tryjob."""
REMOVE = 'remove'
RELAUNCH = 'relaunch'
ADD = 'add'
def GetCommandLineArgs():
"""Parses the command line for the command line arguments."""
# Default path to the chroot if a path is not specified.
cros_root = os.path.expanduser('~')
cros_root = os.path.join(cros_root, 'chromiumos')
# Create parser and add optional command-line arguments.
parser = argparse.ArgumentParser(
description='Removes, relaunches, or adds a tryjob.')
# Add argument for the JSON file to use for the update of a tryjob.
parser.add_argument(
'--status_file',
required=True,
help='The absolute path to the JSON file that contains the tryjobs used '
'for bisecting LLVM.')
# Add argument that determines what action to take on the revision specified.
parser.add_argument(
'--modify_tryjob',
required=True,
choices=[modify_tryjob.value for modify_tryjob in ModifyTryjob],
help='What action to perform on the tryjob.')
# Add argument that determines which revision to search for in the list of
# tryjobs.
parser.add_argument(
'--revision',
required=True,
type=int,
help='The revision to either remove or relaunch.')
# Add argument for other change lists that want to run alongside the tryjob.
parser.add_argument(
'--extra_change_lists',
type=int,
nargs='+',
help='change lists that would like to be run alongside the change list '
'of updating the packages')
# Add argument for custom options for the tryjob.
parser.add_argument(
'--options',
required=False,
nargs='+',
help='options to use for the tryjob testing')
# Add argument for the builder to use for the tryjob.
parser.add_argument('--builder', help='builder to use for the tryjob testing')
# Add argument for a specific chroot path.
parser.add_argument(
'--chroot_path',
default=cros_root,
help='the path to the chroot (default: %(default)s)')
# Add argument for whether to display command contents to `stdout`.
parser.add_argument(
'--verbose',
action='store_true',
help='display contents of a command to the terminal '
'(default: %(default)s)')
args_output = parser.parse_args()
if not os.path.isfile(args_output.status_file) or \
not args_output.status_file.endswith('.json'):
raise ValueError('File does not exist or does not ending in ".json" '
': %s' % args_output.status_file)
if args_output.modify_tryjob == ModifyTryjob.ADD.value and \
not args_output.builder:
raise ValueError('A builder is required for adding a tryjob.')
elif args_output.modify_tryjob != ModifyTryjob.ADD.value and \
args_output.builder:
raise ValueError('Specifying a builder is only available when adding a '
'tryjob.')
return args_output
def GetCLAfterUpdatingPackages(packages, git_hash, svn_version, chroot_path,
patch_metadata_file, svn_option):
"""Updates the packages' LLVM_NEXT."""
change_list = update_chromeos_llvm_hash.UpdatePackages(
packages,
update_chromeos_llvm_hash.LLVMVariant.next,
git_hash,
svn_version,
chroot_path,
patch_metadata_file,
failure_modes.FailureModes.DISABLE_PATCHES,
svn_option,
extra_commit_msg=None)
print('\nSuccessfully updated packages to %d' % svn_version)
print('Gerrit URL: %s' % change_list.url)
print('Change list number: %d' % change_list.cl_number)
return change_list
def CreateNewTryjobEntryForBisection(cl, extra_cls, options, builder,
chroot_path, cl_url, revision):
"""Submits a tryjob and adds additional information."""
# Get the tryjob results after submitting the tryjob.
# Format of 'tryjob_results':
# [
# {
# 'link' : [TRYJOB_LINK],
# 'buildbucket_id' : [BUILDBUCKET_ID],
# 'extra_cls' : [EXTRA_CLS_LIST],
# 'options' : [EXTRA_OPTIONS_LIST],
# 'builder' : [BUILDER_AS_A_LIST]
# }
# ]
tryjob_results = update_packages_and_run_tests.RunTryJobs(
cl, extra_cls, options, [builder], chroot_path)
print('\nTryjob:')
print(tryjob_results[0])
# Add necessary information about the tryjob.
tryjob_results[0]['url'] = cl_url
tryjob_results[0]['rev'] = revision
tryjob_results[0]['status'] = update_tryjob_status.TryjobStatus.PENDING.value
tryjob_results[0]['cl'] = cl
return tryjob_results[0]
def AddTryjob(packages, git_hash, revision, chroot_path, patch_metadata_file,
extra_cls, options, builder, verbose, svn_option):
"""Submits a tryjob."""
update_chromeos_llvm_hash.verbose = verbose
change_list = GetCLAfterUpdatingPackages(packages, git_hash, revision,
chroot_path, patch_metadata_file,
svn_option)
tryjob_dict = CreateNewTryjobEntryForBisection(change_list.cl_number,
extra_cls, options, builder,
chroot_path, change_list.url,
revision)
return tryjob_dict
def PerformTryjobModification(revision, modify_tryjob, status_file, extra_cls,
options, builder, chroot_path, verbose):
"""Removes, relaunches, or adds a tryjob.
Args:
revision: The revision associated with the tryjob.
modify_tryjob: What action to take on the tryjob.
Ex: ModifyTryjob.REMOVE, ModifyTryjob.RELAUNCH, ModifyTryjob.ADD
status_file: The .JSON file that contains the tryjobs.
extra_cls: Extra change lists to be run alongside tryjob
options: Extra options to pass into 'cros tryjob'.
builder: The builder to use for 'cros tryjob'.
chroot_path: The absolute path to the chroot (used by 'cros tryjob' when
relaunching a tryjob).
verbose: Determines whether to print the contents of a command to `stdout`.
"""
# Format of 'bisect_contents':
# {
# 'start': [START_REVISION_OF_BISECTION]
# 'end': [END_REVISION_OF_BISECTION]
# 'jobs' : [
# {[TRYJOB_INFORMATION]},
# {[TRYJOB_INFORMATION]},
# ...,
# {[TRYJOB_INFORMATION]}
# ]
# }
with open(status_file) as tryjobs:
bisect_contents = json.load(tryjobs)
if not bisect_contents['jobs'] and modify_tryjob != ModifyTryjob.ADD:
sys.exit('No tryjobs in %s' % status_file)
tryjob_index = update_tryjob_status.FindTryjobIndex(revision,
bisect_contents['jobs'])
# 'FindTryjobIndex()' returns None if the tryjob was not found.
if tryjob_index is None and modify_tryjob != ModifyTryjob.ADD:
raise ValueError('Unable to find tryjob for %d in %s' %
(revision, status_file))
# Determine the action to take based off of 'modify_tryjob'.
if modify_tryjob == ModifyTryjob.REMOVE:
del bisect_contents['jobs'][tryjob_index]
print('Successfully deleted the tryjob of revision %d' % revision)
elif modify_tryjob == ModifyTryjob.RELAUNCH:
# Need to update the tryjob link and buildbucket ID.
tryjob_results = update_packages_and_run_tests.RunTryJobs(
bisect_contents['jobs'][tryjob_index]['cl'],
bisect_contents['jobs'][tryjob_index]['extra_cls'],
bisect_contents['jobs'][tryjob_index]['options'],
bisect_contents['jobs'][tryjob_index]['builder'], chroot_path, verbose)
bisect_contents['jobs'][tryjob_index][
'status'] = update_tryjob_status.TryjobStatus.PENDING.value
bisect_contents['jobs'][tryjob_index]['link'] = tryjob_results[0]['link']
bisect_contents['jobs'][tryjob_index]['buildbucket_id'] = tryjob_results[0][
'buildbucket_id']
print('Successfully relaunched the tryjob for revision %d and updated '
'the tryjob link to %s' % (revision, tryjob_results[0]['link']))
elif modify_tryjob == ModifyTryjob.ADD:
# Tryjob exists already.
if tryjob_index is not None:
raise ValueError('Tryjob already exists (index is %d) in %s.' %
(tryjob_index, status_file))
# Make sure the revision is within the bounds of the start and end of the
# bisection.
elif bisect_contents['start'] < revision < bisect_contents['end']:
update_packages = [
'sys-devel/llvm', 'sys-libs/compiler-rt', 'sys-libs/libcxx',
'sys-libs/libcxxabi', 'sys-libs/llvm-libunwind'
]
patch_metadata_file = 'PATCHES.json'
git_hash, revision = get_llvm_hash.GetLLVMHashAndVersionFromSVNOption(
revision)
tryjob_dict = AddTryjob(update_packages, git_hash, revision, chroot_path,
patch_metadata_file, extra_cls, options, builder,
verbose, revision)
bisect_contents['jobs'].append(tryjob_dict)
print('Successfully added tryjob of revision %d' % revision)
else:
raise ValueError('Failed to add tryjob to %s' % status_file)
else:
raise ValueError('Invalid "modify_tryjob" option provided: %s' %
modify_tryjob)
with open(status_file, 'w') as update_tryjobs:
json.dump(bisect_contents, update_tryjobs, indent=4, separators=(',', ': '))
def main():
"""Removes, relaunches, or adds a tryjob."""
chroot.VerifyOutsideChroot()
args_output = GetCommandLineArgs()
PerformTryjobModification(args_output.revision,
ModifyTryjob(args_output.modify_tryjob),
args_output.status_file,
args_output.extra_change_lists, args_output.options,
args_output.builder, args_output.chroot_path,
args_output.verbose)
if __name__ == '__main__':
main()