54 lines
1.8 KiB
Python
54 lines
1.8 KiB
Python
#!/usr/bin/env python3
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# Copyright 2019 Robert Bosch GmbH
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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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"""Entrypoint/script to setup and start an LTTng tracing session."""
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import os
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from tracetools_trace.tools import args
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from tracetools_trace.tools import lttng
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def main():
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params = args.parse_args()
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session_name = params.session_name
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base_path = params.path
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full_path = os.path.join(base_path, session_name)
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ros_events = params.events_ust
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kernel_events = params.events_kernel
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ust_enabled = len(ros_events) > 0
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kernel_enabled = len(kernel_events) > 0
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if ust_enabled:
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print(f'UST tracing enabled ({len(ros_events)} events)')
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if params.list:
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print(f'\tevents: {ros_events}')
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else:
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print('UST tracing disabled')
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if kernel_enabled:
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print(f'kernel tracing enabled ({len(kernel_events)} events)')
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if params.list:
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print(f'\tevents: {kernel_events}')
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else:
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print('kernel tracing disabled')
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print(f'writting tracing session to: {full_path}')
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input('press enter to start...')
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lttng.lttng_init(session_name, full_path, ros_events=ros_events, kernel_events=kernel_events)
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input('press enter to stop...')
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print('stopping & destroying tracing session')
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lttng.lttng_fini(session_name)
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