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# 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 logging
import os
from mach.decorators import Command, CommandArgument, CommandArgumentGroup
from mozbuild.base import BinaryNotFoundException
@Command(
"geckodriver",
category="post-build",
description="Run the WebDriver implementation for Gecko.",
)
@CommandArgument(
"--binary", type=str, help="Firefox binary (defaults to the local build)."
)
@CommandArgument(
"params", nargs="...", help="Flags to be passed through to geckodriver."
)
@CommandArgumentGroup("debugging")
@CommandArgument(
"--debug",
action="store_true",
group="debugging",
help="Enable the debugger. Not specifying a --debugger "
"option will result in the default debugger "
"being used.",
)
@CommandArgument(
"--debugger",
default=None,
type=str,
group="debugging",
help="Name of debugger to use.",
)
@CommandArgument(
"--debugger-args",
default=None,
metavar="params",
type=str,
group="debugging",
help="Flags to pass to the debugger itself; split as the Bourne shell would.",
)
def run(command_context, binary, params, debug, debugger, debugger_args):
try:
binpath = command_context.get_binary_path("geckodriver")
except BinaryNotFoundException as e:
command_context.log(
logging.ERROR, "geckodriver", {"error": str(e)}, "ERROR: {error}"
)
command_context.log(
logging.INFO,
"geckodriver",
{},
"It looks like geckodriver isn't built. "
"Add ac_add_options --enable-geckodriver to your "
"mozconfig "
"and run |./mach build| to build it.",
)
return 1
args = [binpath]
if params:
args.extend(params)
if binary is None:
try:
binary = command_context.get_binary_path("app")
except BinaryNotFoundException as e:
command_context.log(
logging.ERROR, "geckodriver", {"error": str(e)}, "ERROR: {error}"
)
command_context.log(
logging.INFO, "geckodriver", {"help": e.help()}, "{help}"
)
return 1
args.extend(["--binary", binary])
if debug or debugger or debugger_args:
if "INSIDE_EMACS" in os.environ:
command_context.log_manager.terminal_handler.setLevel(logging.WARNING)
import mozdebug
if not debugger:
# No debugger name was provided. Look for the default ones on
# current OS.
debugger = mozdebug.get_default_debugger_name(
mozdebug.DebuggerSearch.KeepLooking
)
if debugger:
debuggerInfo = mozdebug.get_debugger_info(debugger, debugger_args)
if not debuggerInfo:
print("Could not find a suitable debugger in your PATH.")
return 1
# Parameters come from the CLI. We need to convert them before
# their use.
if debugger_args:
from mozbuild import shellutil
try:
debugger_args = shellutil.split(debugger_args)
except shellutil.MetaCharacterException as e:
print(
"The --debugger-args you passed require a real shell to parse them."
)
print("(We can't handle the %r character.)" % e.char)
return 1
# Prepend the debugger args.
args = [debuggerInfo.path] + debuggerInfo.args + args
return command_context.run_process(
args=args, ensure_exit_code=False, pass_thru=True
)
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