#!/usr/bin/env python3 # # Copyright (C) 2021 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 collections import namedtuple import google.protobuf import os import re import tempfile from typing import List, Optional, Set from binary_cache_builder import BinaryCacheBuilder from pprof_proto_generator import load_pprof_profile, PprofProfileGenerator from . test_utils import TestBase, TestHelper from simpleperf_utils import ReportLibOptions class TestPprofProtoGenerator(TestBase): def run_generator(self, options=None, testdata_file='perf_with_interpreter_frames.data'): testdata_path = TestHelper.testdata_path(testdata_file) options = options or [] self.run_cmd(['pprof_proto_generator.py', '-i', testdata_path] + options) return self.run_cmd(['pprof_proto_generator.py', '--show'], return_output=True) def generate_profile(self, options: Optional[List[str]], testdata_files: List[str]): testdata_paths = [TestHelper.testdata_path(f) for f in testdata_files] options = options or [] self.run_cmd(['pprof_proto_generator.py', '-i'] + testdata_paths + options) return load_pprof_profile('pprof.profile') def test_show_art_frames(self): art_frame_str = 'art::interpreter::DoCall' # By default, don't show art frames. self.assertNotIn(art_frame_str, self.run_generator()) # Use --show_art_frames to show art frames. self.assertIn(art_frame_str, self.run_generator(['--show_art_frames'])) def test_pid_filter(self): key = 'PlayScene::DoFrame()' # function in process 10419 self.assertIn(key, self.run_generator()) self.assertIn(key, self.run_generator(['--pid', '10419'])) self.assertIn(key, self.run_generator(['--pid', '10419', '10416'])) self.assertNotIn(key, self.run_generator(['--pid', '10416'])) def test_thread_labels(self): output = self.run_generator() self.assertIn('label[0] = thread:Binder:10419_1', output) self.assertIn('label[0] = thread:Binder:10419_2', output) self.assertIn('label[0] = thread:Binder:10419_3', output) self.assertIn('label[0] = thread:Binder:10419_4', output) self.assertIn('label[1] = threadpool:Binder:%d_%d', output) self.assertIn('label[2] = pid:10419', output) self.assertIn('label[3] = tid:10459', output) def test_tid_filter(self): key1 = 'art::ProfileSaver::Run()' # function in thread 10459 key2 = 'PlayScene::DoFrame()' # function in thread 10463 for options in ([], ['--tid', '10459', '10463']): output = self.run_generator(options) self.assertIn(key1, output) self.assertIn(key2, output) output = self.run_generator(['--tid', '10459']) self.assertIn(key1, output) self.assertNotIn(key2, output) output = self.run_generator(['--tid', '10463']) self.assertNotIn(key1, output) self.assertIn(key2, output) def test_comm_filter(self): key1 = 'art::ProfileSaver::Run()' # function in thread 'Profile Saver' key2 = 'PlayScene::DoFrame()' # function in thread 'e.sample.tunnel' for options in ([], ['--comm', 'Profile Saver', 'e.sample.tunnel']): output = self.run_generator(options) self.assertIn(key1, output) self.assertIn(key2, output) output = self.run_generator(['--comm', 'Profile Saver']) self.assertIn(key1, output) self.assertNotIn(key2, output) output = self.run_generator(['--comm', 'e.sample.tunnel']) self.assertNotIn(key1, output) self.assertIn(key2, output) def test_build_id(self): """ Test the build ids generated are not padded with zeros. """ self.assertIn('build_id: e3e938cc9e40de2cfe1a5ac7595897de(', self.run_generator()) def test_build_id_with_binary_cache(self): """ Test the build ids for elf files in binary_cache are not padded with zero. """ # Test with binary_cache. testdata_file = TestHelper.testdata_path('runtest_two_functions_arm64_perf.data') # Build binary_cache. binary_cache_builder = BinaryCacheBuilder(TestHelper.ndk_path, False) binary_cache_builder.build_binary_cache(testdata_file, [TestHelper.testdata_dir]) # Generate profile. output = self.run_generator(testdata_file=testdata_file) self.assertIn('build_id: b4f1b49b0fe9e34e78fb14e5374c930c(', output) def test_location_address(self): """ Test if the address of a location is within the memory range of the corresponding mapping. """ profile = self.generate_profile(None, ['perf_with_interpreter_frames.data']) # pylint: disable=no-member for location in profile.location: mapping = profile.mapping[location.mapping_id - 1] self.assertLessEqual(mapping.memory_start, location.address) self.assertGreaterEqual(mapping.memory_limit, location.address) def test_sample_type(self): """Test sample types have the right units.""" output = self.run_generator() self.assertIn('type=cpu-cycles_samples, unit=samples', output) self.assertIn('type=cpu-cycles, unit=cpu-cycles', output) def test_multiple_perf_data(self): """ Test reporting multiple recording file. """ profile1 = self.generate_profile(None, ['aggregatable_perf1.data']) profile2 = self.generate_profile(None, ['aggregatable_perf2.data']) profile_both = self.generate_profile( None, ['aggregatable_perf1.data', 'aggregatable_perf2.data']) # pylint: disable=no-member self.assertGreater(len(profile_both.sample), len(profile1.sample)) self.assertGreater(len(profile_both.sample), len(profile2.sample)) def test_proguard_mapping_file(self): """ Test --proguard-mapping-file option. """ testdata_file = 'perf_need_proguard_mapping.data' proguard_mapping_file = TestHelper.testdata_path('proguard_mapping.txt') original_methodname = 'androidx.fragment.app.FragmentActivity.startActivityForResult' # Can't show original method name without proguard mapping file. self.assertNotIn(original_methodname, self.run_generator(testdata_file=testdata_file)) # Show original method name with proguard mapping file. self.assertIn(original_methodname, self.run_generator( ['--proguard-mapping-file', proguard_mapping_file], testdata_file)) def test_use_binary_cache(self): testdata_file = TestHelper.testdata_path('runtest_two_functions_arm64_perf.data') # Build binary_cache. binary_cache_builder = BinaryCacheBuilder(TestHelper.ndk_path, False) binary_cache_builder.build_binary_cache(testdata_file, [TestHelper.testdata_dir]) # Generate profile. output = self.run_generator(testdata_file=testdata_file) self.assertIn('simpleperf_runtest_two_functions_arm64', output) self.assertIn('two_functions.cpp', output) def test_line_info(self): """ Check line numbers generated in profile. """ testdata_file = TestHelper.testdata_path('runtest_two_functions_arm64_perf.data') # Build binary_cache. binary_cache_builder = BinaryCacheBuilder(TestHelper.ndk_path, False) binary_cache_builder.build_binary_cache(testdata_file, [TestHelper.testdata_dir]) # Generate profile. profile = self.generate_profile(None, [testdata_file]) CheckItem = namedtuple( 'CheckItem', ['addr', 'source_file', 'source_line', 'func_name', 'func_start_line']) check_items = [ CheckItem(0x113c, 'two_functions.cpp', 22, 'main', 20), CheckItem(0x1140, 'two_functions.cpp', 23, 'main', 20), CheckItem(0x1094, 'two_functions.cpp', 9, 'Function1', 6), CheckItem(0x1104, 'two_functions.cpp', 16, 'Function2', 13), ] mapping = None for mapping in profile.mapping: binary_path = profile.string_table[mapping.filename] if 'runtest_two_functions_arm64' in binary_path: self.assertTrue(mapping.has_line_numbers) mapping = mapping break self.assertIsNotNone(mapping) for check_item in check_items: found = False for location in profile.location: if location.mapping_id != mapping.id: continue addr = location.address - mapping.memory_start + mapping.file_offset if addr == check_item.addr: found = True self.assertEqual(len(location.line), 1) line = location.line[0] function = profile.function[line.function_id - 1] self.assertIn(check_item.source_file, profile.string_table[function.filename]) self.assertEqual(line.line, check_item.source_line) self.assertIn(check_item.func_name, profile.string_table[function.name]) self.assertEqual(function.start_line, check_item.func_start_line) break self.assertTrue(found, check_item) def test_function_name_not_changed_by_line_info(self): """ Adding line info shouldn't override function names from report library, which are more accurate when proguard mapping file is given. """ testdata_file = TestHelper.testdata_path('runtest_two_functions_arm64_perf.data') # Build binary_cache. binary_cache_builder = BinaryCacheBuilder(TestHelper.ndk_path, False) binary_cache_builder.build_binary_cache(testdata_file, [TestHelper.testdata_dir]) # Read recording file. config = {'ndk_path': None, 'max_chain_length': 1000000, 'report_lib_options': ReportLibOptions(False, '', None, None)} generator = PprofProfileGenerator(config) generator.load_record_file(testdata_file) # Change function name. sample = generator.sample_list[0] self.assertGreaterEqual(len(sample.location_ids), 1) location = generator.location_list[sample.location_ids[0] - 1] self.assertGreaterEqual(len(location.lines), 1) function = generator.get_function(location.lines[0].function_id) function_name = generator.get_string(function.name_id) self.assertEqual(function_name, 'Function1()') location.lines[0].function_id = generator.get_function_id( 'NewFunction1()', generator.get_string(function.dso_name_id), function.vaddr_in_dso) # Add line info. generator.gen_source_lines(1) # Check function name and line info. sample = generator.sample_list[0] self.assertGreaterEqual(len(sample.location_ids), 1) location = generator.location_list[sample.location_ids[0] - 1] self.assertGreaterEqual(len(location.lines), 1) function = generator.get_function(location.lines[0].function_id) function_name = generator.get_string(function.name_id) self.assertEqual(function_name, 'NewFunction1()') self.assertNotEqual(function.source_filename_id, 0) source_filename = generator.get_string(function.source_filename_id) self.assertIn('two_functions.cpp', source_filename) def test_comments(self): profile = self.generate_profile(None, ['perf_with_interpreter_frames.data']) comments = "\n".join([profile.string_table[i] for i in profile.comment]) comments = comments.replace('\\', '/') self.assertIn('Simpleperf Record Command:\n/data/data/com.google.sample.tunnel/simpleperf record --in-app --tracepoint-events /data/local/tmp/tracepoint_events --app com.google.sample.tunnel -g --no-post-unwind --duration 30', comments) self.assertIn('Converted to pprof with:', comments) # The full path changes per-machine, so only assert on a subset of the # path. self.assertIn('testdata/perf_with_interpreter_frames.data', comments) self.assertIn('Architecture:\naarch64', comments) def test_sample_filters(self): def get_threads_for_filter(filter: str) -> Set[int]: report = self.run_generator(filter.split(), testdata_file='perf_display_bitmaps.data') threads = set() pattern = re.compile(r'\s+tid:(\d+)') threads = set() for m in re.finditer(pattern, report): threads.add(int(m.group(1))) return threads self.assertNotIn(31850, get_threads_for_filter('--exclude-pid 31850')) self.assertIn(31850, get_threads_for_filter('--include-pid 31850')) self.assertIn(31850, get_threads_for_filter('--pid 31850')) self.assertNotIn(31881, get_threads_for_filter('--exclude-tid 31881')) self.assertIn(31881, get_threads_for_filter('--include-tid 31881')) self.assertIn(31881, get_threads_for_filter('--tid 31881')) self.assertNotIn(31881, get_threads_for_filter( '--exclude-process-name com.example.android.displayingbitmaps')) self.assertIn(31881, get_threads_for_filter( '--include-process-name com.example.android.displayingbitmaps')) self.assertNotIn(31850, get_threads_for_filter( '--exclude-thread-name com.example.android.displayingbitmaps')) self.assertIn(31850, get_threads_for_filter( '--include-thread-name com.example.android.displayingbitmaps')) with tempfile.NamedTemporaryFile('w', delete=False) as filter_file: filter_file.write('GLOBAL_BEGIN 684943449406175\nGLOBAL_END 684943449406176') filter_file.flush() threads = get_threads_for_filter('--filter-file ' + filter_file.name) self.assertIn(31881, threads) self.assertNotIn(31850, threads) os.unlink(filter_file.name)