65 lines
2.6 KiB
Python
Executable File
65 lines
2.6 KiB
Python
Executable File
#!/usr/bin/env python3
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#
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# Copyright 2018, The Android Open Source Project
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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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import argparse
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import subprocess
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import sys
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import shlex
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def main():
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parser = argparse.ArgumentParser(
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description='Runs a command while collecting logcat in the background')
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parser.add_argument('--output', '-o',
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type=lambda f: open(f,'w'),
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required=True,
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action='store',
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help='File to store the logcat to. Will be created if not already existing')
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parser.add_argument('--logcat-invoke',
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action='store',
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default='adb logcat',
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help="""Command to run to retrieve logcat data. Defaults to 'adb logcat'.
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It will be run in the background and killed by SIGTERM when the 'command'
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finishes.""")
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parser.add_argument('command',
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action='store',
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nargs=argparse.REMAINDER,
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help='The command to run with logcat in the background.')
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args = parser.parse_args()
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if len(args.command) == 0:
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print("Must have some command to run.", file=sys.stderr)
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parser.print_help(file=sys.stderr)
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return 1
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# Send all output from logcat to the file.
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with subprocess.Popen(shlex.split(args.logcat_invoke),
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stdout=args.output,
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stderr=subprocess.STDOUT,
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shell=False,
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universal_newlines=True) as logcat_proc:
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# Let the run-test-proc inherit our stdout FDs
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with subprocess.Popen(shlex.split(args.command[0]) if len(args.command) == 1 else args.command,
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stdout=None,
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stderr=None,
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shell=False) as run_test_proc:
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# Don't actually do anything. Just let the run-test proc finish.
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pass
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# Send SIGTERM to the logcat process.
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logcat_proc.kill()
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return 0
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if __name__ == '__main__':
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sys.exit(main())
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