| #!/usr/bin/env python3 |
| # Copyright (C) 2018 The Android Open Source Project |
| # |
| # Licensed under the Apache License, Version 2.0 (the "License"); |
| # you may not use this file except in compliance with the License. |
| # You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| |
| from os import sys, path |
| |
| import synth_common |
| |
| |
| def add_startup(trace, ts, pid): |
| trace.add_ftrace_packet(cpu=0) |
| trace.add_atrace_begin( |
| ts=ts, |
| tid=2, |
| pid=2, |
| buf='MetricsLogger:launchObserverNotifyIntentStarted') |
| trace.add_atrace_end(ts=ts + 1, tid=2, pid=2) |
| trace.add_atrace_async_begin( |
| ts=ts + 2, tid=2, pid=2, buf='launching: com.google.android.calendar') |
| trace.add_newtask( |
| ts=ts + 3, |
| tid=1, |
| new_tid=pid, |
| new_comm='com.google.android.calendar', |
| flags=0) |
| trace.add_atrace_begin(ts=ts + 3, tid=pid, pid=pid, buf='bindApplication') |
| trace.add_atrace_end(ts=ts + 4, tid=pid, pid=pid) |
| trace.add_atrace_begin(ts=ts + 4, tid=pid, pid=pid, buf='activityStart') |
| trace.add_atrace_end(ts=ts + 5, tid=pid, pid=pid) |
| trace.add_atrace_begin(ts=ts + 5, tid=pid, pid=pid, buf='activityResume') |
| trace.add_atrace_end(ts=ts + 6, tid=pid, pid=pid) |
| trace.add_atrace_async_end( |
| ts=ts + 7, tid=2, pid=2, buf='launching: com.google.android.calendar') |
| trace.add_atrace_begin( |
| ts=ts + 7, |
| tid=2, |
| pid=2, |
| buf='MetricsLogger:launchObserverNotifyActivityLaunchFinished') |
| trace.add_atrace_end(ts=ts + 8, tid=2, pid=2) |
| |
| |
| # Build a trace where calendar starts, exits and restarts. |
| # Verify that each startup is only associated with a single process |
| # (i.e. process exit is taken into account). |
| trace = synth_common.create_trace() |
| trace.add_packet() |
| trace.add_process(1, 0, 'init', uid=10001) |
| trace.add_process(2, 1, 'system_server', uid=1000) |
| |
| trace.add_package_list( |
| ts=99, name='com.google.android.calendar', uid=10001, version_code=123) |
| |
| add_startup(trace, ts=100, pid=3) |
| trace.add_packet(ts=140) |
| trace.add_process(3, 1, 'com.google.android.calendar:debug', uid=10001) |
| |
| trace.add_packet() |
| trace.add_process_free(ts=150, tid=3, comm='', prio=0) |
| |
| add_startup(trace, ts=200, pid=4) |
| trace.add_packet(ts=250) |
| trace.add_process(4, 1, 'com.google.android.calendar', uid=10001) |
| |
| sys.stdout.buffer.write(trace.trace.SerializeToString()) |