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// Copyright (C) 2017 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.
#include <android/binder_ibinder.h>
#include <android/binder_interface_utils.h>
#include <gtest/gtest.h>
#include <vector>
#include "src/StatsLogProcessor.h"
#include "src/StatsService.h"
#include "src/stats_log_util.h"
#include "tests/statsd_test_util.h"
using::ndk::SharedRefBase;
using std::shared_ptr;
namespace android {
namespace os {
namespace statsd {
#ifdef __ANDROID__
namespace {
const string kApp1 = "app1.sharing.1";
const int kConfigKey = 789130123; // Randomly chosen to avoid collisions with existing configs.
const int kCallingUid = 0; // Randomly chosen
void SendConfig(shared_ptr<StatsService>& service, const StatsdConfig& config) {
string str;
config.SerializeToString(&str);
std::vector<int8_t> configAsVec(str.begin(), str.end());
service->addConfiguration(kConfigKey, configAsVec, kCallingUid);
}
ConfigMetricsReport GetReports(sp<StatsLogProcessor> processor, int64_t timestamp,
bool include_current = false) {
vector<uint8_t> output;
ConfigKey configKey(AIBinder_getCallingUid(), kConfigKey);
processor->onDumpReport(configKey, timestamp, include_current /* include_current_bucket*/,
true /* erase_data */, ADB_DUMP, NO_TIME_CONSTRAINTS, &output);
ConfigMetricsReportList reports;
reports.ParseFromArray(output.data(), output.size());
EXPECT_EQ(1, reports.reports_size());
return reports.reports(kCallingUid);
}
StatsdConfig MakeConfig() {
StatsdConfig config;
config.add_allowed_log_source("AID_ROOT"); // LogEvent defaults to UID of root.
auto appCrashMatcher = CreateProcessCrashAtomMatcher();
*config.add_atom_matcher() = appCrashMatcher;
auto countMetric = config.add_count_metric();
countMetric->set_id(StringToId("AppCrashes"));
countMetric->set_what(appCrashMatcher.id());
countMetric->set_bucket(FIVE_MINUTES);
return config;
}
StatsdConfig MakeValueMetricConfig(int64_t minTime) {
StatsdConfig config;
config.add_allowed_log_source("AID_ROOT"); // LogEvent defaults to UID of root.
auto pulledAtomMatcher =
CreateSimpleAtomMatcher("TestMatcher", android::util::SUBSYSTEM_SLEEP_STATE);
*config.add_atom_matcher() = pulledAtomMatcher;
*config.add_atom_matcher() = CreateScreenTurnedOnAtomMatcher();
*config.add_atom_matcher() = CreateScreenTurnedOffAtomMatcher();
auto valueMetric = config.add_value_metric();
valueMetric->set_id(123456);
valueMetric->set_what(pulledAtomMatcher.id());
*valueMetric->mutable_value_field() =
CreateDimensions(android::util::SUBSYSTEM_SLEEP_STATE, {4 /* time sleeping field */});
*valueMetric->mutable_dimensions_in_what() =
CreateDimensions(android::util::SUBSYSTEM_SLEEP_STATE, {1 /* subsystem name */});
valueMetric->set_bucket(FIVE_MINUTES);
valueMetric->set_min_bucket_size_nanos(minTime);
valueMetric->set_use_absolute_value_on_reset(true);
return config;
}
StatsdConfig MakeGaugeMetricConfig(int64_t minTime) {
StatsdConfig config;
config.add_allowed_log_source("AID_ROOT"); // LogEvent defaults to UID of root.
auto pulledAtomMatcher =
CreateSimpleAtomMatcher("TestMatcher", android::util::SUBSYSTEM_SLEEP_STATE);
*config.add_atom_matcher() = pulledAtomMatcher;
*config.add_atom_matcher() = CreateScreenTurnedOnAtomMatcher();
*config.add_atom_matcher() = CreateScreenTurnedOffAtomMatcher();
auto gaugeMetric = config.add_gauge_metric();
gaugeMetric->set_id(123456);
gaugeMetric->set_what(pulledAtomMatcher.id());
gaugeMetric->mutable_gauge_fields_filter()->set_include_all(true);
*gaugeMetric->mutable_dimensions_in_what() =
CreateDimensions(android::util::SUBSYSTEM_SLEEP_STATE, {1 /* subsystem name */});
gaugeMetric->set_bucket(FIVE_MINUTES);
gaugeMetric->set_min_bucket_size_nanos(minTime);
return config;
}
} // anonymous namespace
TEST(PartialBucketE2eTest, TestCountMetricWithoutSplit) {
shared_ptr<StatsService> service = SharedRefBase::make<StatsService>(nullptr, nullptr);
SendConfig(service, MakeConfig());
int64_t start = getElapsedRealtimeNs(); // This is the start-time the metrics producers are
// initialized with.
service->mProcessor->OnLogEvent(CreateAppCrashEvent(start + 1, 100).get());
service->mProcessor->OnLogEvent(CreateAppCrashEvent(start + 2, 100).get());
ConfigMetricsReport report = GetReports(service->mProcessor, start + 3);
// Expect no metrics since the bucket has not finished yet.
EXPECT_EQ(1, report.metrics_size());
EXPECT_EQ(0, report.metrics(0).count_metrics().data_size());
}
TEST(PartialBucketE2eTest, TestCountMetricNoSplitOnNewApp) {
shared_ptr<StatsService> service = SharedRefBase::make<StatsService>(nullptr, nullptr);
SendConfig(service, MakeConfig());
int64_t start = getElapsedRealtimeNs(); // This is the start-time the metrics producers are
// initialized with.
// Force the uidmap to update at timestamp 2.
service->mProcessor->OnLogEvent(CreateAppCrashEvent(start + 1, 100).get());
// This is a new installation, so there shouldn't be a split (should be same as the without
// split case).
service->mUidMap->updateApp(start + 2, String16(kApp1.c_str()), 1, 2, String16("v2"),
String16(""));
// Goes into the second bucket.
service->mProcessor->OnLogEvent(CreateAppCrashEvent(start + 3, 100).get());
ConfigMetricsReport report = GetReports(service->mProcessor, start + 4);
EXPECT_EQ(1, report.metrics_size());
EXPECT_EQ(0, report.metrics(0).count_metrics().data_size());
}
TEST(PartialBucketE2eTest, TestCountMetricSplitOnUpgrade) {
shared_ptr<StatsService> service = SharedRefBase::make<StatsService>(nullptr, nullptr);
SendConfig(service, MakeConfig());
int64_t start = getElapsedRealtimeNs(); // This is the start-time the metrics producers are
// initialized with.
service->mUidMap->updateMap(start, {1}, {1}, {String16("v1")}, {String16(kApp1.c_str())},
{String16("")});
// Force the uidmap to update at timestamp 2.
service->mProcessor->OnLogEvent(CreateAppCrashEvent(start + 1, 100).get());
service->mUidMap->updateApp(start + 2, String16(kApp1.c_str()), 1, 2, String16("v2"),
String16(""));
// Goes into the second bucket.
service->mProcessor->OnLogEvent(CreateAppCrashEvent(start + 3, 100).get());
ConfigMetricsReport report = GetReports(service->mProcessor, start + 4);
backfillStartEndTimestamp(&report);
ASSERT_EQ(1, report.metrics_size());
ASSERT_EQ(1, report.metrics(0).count_metrics().data_size());
ASSERT_EQ(1, report.metrics(0).count_metrics().data(0).bucket_info_size());
EXPECT_TRUE(report.metrics(0)
.count_metrics()
.data(0)
.bucket_info(0)
.has_start_bucket_elapsed_nanos());
EXPECT_TRUE(report.metrics(0)
.count_metrics()
.data(0)
.bucket_info(0)
.has_end_bucket_elapsed_nanos());
EXPECT_EQ(1, report.metrics(0).count_metrics().data(0).bucket_info(0).count());
}
TEST(PartialBucketE2eTest, TestCountMetricSplitOnRemoval) {
shared_ptr<StatsService> service = SharedRefBase::make<StatsService>(nullptr, nullptr);
SendConfig(service, MakeConfig());
int64_t start = getElapsedRealtimeNs(); // This is the start-time the metrics producers are
// initialized with.
service->mUidMap->updateMap(start, {1}, {1}, {String16("v1")}, {String16(kApp1.c_str())},
{String16("")});
// Force the uidmap to update at timestamp 2.
service->mProcessor->OnLogEvent(CreateAppCrashEvent(start + 1, 100).get());
service->mUidMap->removeApp(start + 2, String16(kApp1.c_str()), 1);
// Goes into the second bucket.
service->mProcessor->OnLogEvent(CreateAppCrashEvent(start + 3, 100).get());
ConfigMetricsReport report = GetReports(service->mProcessor, start + 4);
backfillStartEndTimestamp(&report);
ASSERT_EQ(1, report.metrics_size());
ASSERT_EQ(1, report.metrics(0).count_metrics().data_size());
ASSERT_EQ(1, report.metrics(0).count_metrics().data(0).bucket_info_size());
EXPECT_TRUE(report.metrics(0)
.count_metrics()
.data(0)
.bucket_info(0)
.has_start_bucket_elapsed_nanos());
EXPECT_TRUE(report.metrics(0)
.count_metrics()
.data(0)
.bucket_info(0)
.has_end_bucket_elapsed_nanos());
EXPECT_EQ(1, report.metrics(0).count_metrics().data(0).bucket_info(0).count());
}
TEST(PartialBucketE2eTest, TestValueMetricWithoutMinPartialBucket) {
shared_ptr<StatsService> service = SharedRefBase::make<StatsService>(nullptr, nullptr);
service->mPullerManager->RegisterPullAtomCallback(
/*uid=*/0, android::util::SUBSYSTEM_SLEEP_STATE, NS_PER_SEC, NS_PER_SEC * 10, {},
SharedRefBase::make<FakeSubsystemSleepCallback>());
// Partial buckets don't occur when app is first installed.
service->mUidMap->updateApp(1, String16(kApp1.c_str()), 1, 1, String16("v1"), String16(""));
SendConfig(service, MakeValueMetricConfig(0));
int64_t start = getElapsedRealtimeNs(); // This is the start-time the metrics producers are
// initialized with.
service->mProcessor->informPullAlarmFired(5 * 60 * NS_PER_SEC + start);
service->mUidMap->updateApp(5 * 60 * NS_PER_SEC + start + 2, String16(kApp1.c_str()), 1, 2,
String16("v2"), String16(""));
ConfigMetricsReport report =
GetReports(service->mProcessor, 5 * 60 * NS_PER_SEC + start + 100, true);
EXPECT_EQ(1, report.metrics_size());
EXPECT_EQ(0, report.metrics(0).value_metrics().skipped_size());
}
TEST(PartialBucketE2eTest, TestValueMetricWithMinPartialBucket) {
shared_ptr<StatsService> service = SharedRefBase::make<StatsService>(nullptr, nullptr);
service->mPullerManager->RegisterPullAtomCallback(
/*uid=*/0, android::util::SUBSYSTEM_SLEEP_STATE, NS_PER_SEC, NS_PER_SEC * 10, {},
SharedRefBase::make<FakeSubsystemSleepCallback>());
// Partial buckets don't occur when app is first installed.
service->mUidMap->updateApp(1, String16(kApp1.c_str()), 1, 1, String16("v1"), String16(""));
SendConfig(service, MakeValueMetricConfig(60 * NS_PER_SEC /* One minute */));
int64_t start = getElapsedRealtimeNs(); // This is the start-time the metrics producers are
// initialized with.
const int64_t endSkipped = 5 * 60 * NS_PER_SEC + start + 2;
service->mProcessor->informPullAlarmFired(5 * 60 * NS_PER_SEC + start);
service->mUidMap->updateApp(endSkipped, String16(kApp1.c_str()), 1, 2, String16("v2"),
String16(""));
ConfigMetricsReport report =
GetReports(service->mProcessor, 5 * 60 * NS_PER_SEC + start + 100 * NS_PER_SEC, true);
backfillStartEndTimestamp(&report);
ASSERT_EQ(1, report.metrics_size());
ASSERT_EQ(1, report.metrics(0).value_metrics().skipped_size());
EXPECT_TRUE(report.metrics(0).value_metrics().skipped(0).has_start_bucket_elapsed_nanos());
// Can't test the start time since it will be based on the actual time when the pulling occurs.
EXPECT_EQ(MillisToNano(NanoToMillis(endSkipped)),
report.metrics(0).value_metrics().skipped(0).end_bucket_elapsed_nanos());
}
TEST(PartialBucketE2eTest, TestGaugeMetricWithoutMinPartialBucket) {
shared_ptr<StatsService> service = SharedRefBase::make<StatsService>(nullptr, nullptr);
// Partial buckets don't occur when app is first installed.
service->mUidMap->updateApp(1, String16(kApp1.c_str()), 1, 1, String16("v1"), String16(""));
SendConfig(service, MakeGaugeMetricConfig(0));
int64_t start = getElapsedRealtimeNs(); // This is the start-time the metrics producers are
// initialized with.
service->mProcessor->informPullAlarmFired(5 * 60 * NS_PER_SEC + start);
service->mUidMap->updateApp(5 * 60 * NS_PER_SEC + start + 2, String16(kApp1.c_str()), 1, 2,
String16("v2"), String16(""));
ConfigMetricsReport report =
GetReports(service->mProcessor, 5 * 60 * NS_PER_SEC + start + 100, true);
EXPECT_EQ(1, report.metrics_size());
EXPECT_EQ(0, report.metrics(0).gauge_metrics().skipped_size());
}
TEST(PartialBucketE2eTest, TestGaugeMetricWithMinPartialBucket) {
shared_ptr<StatsService> service = SharedRefBase::make<StatsService>(nullptr, nullptr);
// Partial buckets don't occur when app is first installed.
service->mUidMap->updateApp(1, String16(kApp1.c_str()), 1, 1, String16("v1"), String16(""));
SendConfig(service, MakeGaugeMetricConfig(60 * NS_PER_SEC /* One minute */));
int64_t start = getElapsedRealtimeNs(); // This is the start-time the metrics producers are
// initialized with.
const int64_t endSkipped = 5 * 60 * NS_PER_SEC + start + 2;
service->mProcessor->informPullAlarmFired(5 * 60 * NS_PER_SEC + start);
service->mUidMap->updateApp(endSkipped, String16(kApp1.c_str()), 1, 2, String16("v2"),
String16(""));
ConfigMetricsReport report =
GetReports(service->mProcessor, 5 * 60 * NS_PER_SEC + start + 100 * NS_PER_SEC, true);
backfillStartEndTimestamp(&report);
ASSERT_EQ(1, report.metrics_size());
ASSERT_EQ(1, report.metrics(0).gauge_metrics().skipped_size());
// Can't test the start time since it will be based on the actual time when the pulling occurs.
EXPECT_TRUE(report.metrics(0).gauge_metrics().skipped(0).has_start_bucket_elapsed_nanos());
EXPECT_EQ(MillisToNano(NanoToMillis(endSkipped)),
report.metrics(0).gauge_metrics().skipped(0).end_bucket_elapsed_nanos());
}
#else
GTEST_LOG_(INFO) << "This test does nothing.\n";
#endif
} // namespace statsd
} // namespace os
} // namespace android