restore_elm_arcconfig.py

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#!/bin/env python

# This Source Code Form is subject to the terms of the Mozilla Public

# License, v. 2.0. If a copy of the MPL was not distributed with this

# file, You can obtain one at http://mozilla.org/MPL/2.0/.

import atexit

import os

import sys

from run_operations import (

    ErrorHelp,

    RepoType,

    detect_repo_type,

    run_git,

    run_shell,

script_name = os.path.basename(__file__)

error_help = ErrorHelp()

error_help.set_prefix(f"*** ERROR *** {script_name} did not complete successfully")

repo_type = detect_repo_type()

@atexit.register

def early_exit_handler():

    error_help.print_help()

# This script sets the Arcanist configuration for the elm repo. This script

# should be run after each repository reset.

# Usage: from the root of the repo `./mach python dom/media/webrtc/third_party_build/restore_elm_arcconfig.py`

# first, check which repo we're in, git or hg

if repo_type is None or not isinstance(repo_type, RepoType):

    print("Unable to detect repo (git or hg)")

    sys.exit(1)

commit_msg = "Bug 1729988 - FLOAT - REPO-elm - update .arcconfig repo callsign r=bgrins"

arc_config_file = "dom/media/webrtc/third_party_build/elm_arcconfig.patch"

error_help.set_help("Failed to add FLOATing arcconfig patch for ELM")

if repo_type == RepoType.GIT:

    run_git(f"git apply {arc_config_file}", ".")

    run_git("git add .arcconfig", ".")

    # use run_shell to avoid run_git's call to split on the cmd string

    run_shell(f'git commit -m "{commit_msg}" .arcconfig')

else:

    # use run_shell to avoid run_hg's call to split on the cmd string

    run_shell(f"hg import -m '{commit_msg}' {arc_config_file}")

print("ELM .arcconfig restored. Please push this change to ELM:")

if repo_type == RepoType.GIT:

    # this command may change when we can test this on the official

    # twig repo as hosted on git.

    print("    git push origin master")

else:

    print("    hg push -r tip")

# unregister the exit handler so the normal exit doesn't falsely

# report as an error.

atexit.unregister(early_exit_handler)