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64 lines
2.6 KiB
64 lines
2.6 KiB
#!/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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