892f3d3229
server restarts/crashes. Test: statsd test BUG: b/79161505 Change-Id: I0646c764964f6eafde91f9ae0179a1c837af320d
329 lines
13 KiB
C++
329 lines
13 KiB
C++
// Copyright (C) 2017 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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#include "src/guardrail/StatsdStats.h"
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#include "statslog.h"
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#include "tests/statsd_test_util.h"
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#include <gtest/gtest.h>
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#include <vector>
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#ifdef __ANDROID__
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namespace android {
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namespace os {
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namespace statsd {
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using std::vector;
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TEST(StatsdStatsTest, TestValidConfigAdd) {
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StatsdStats stats;
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ConfigKey key(0, 12345);
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const int metricsCount = 10;
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const int conditionsCount = 20;
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const int matchersCount = 30;
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const int alertsCount = 10;
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stats.noteConfigReceived(key, metricsCount, conditionsCount, matchersCount, alertsCount, {},
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true /*valid config*/);
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vector<uint8_t> output;
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stats.dumpStats(&output, false /*reset stats*/);
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StatsdStatsReport report;
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bool good = report.ParseFromArray(&output[0], output.size());
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EXPECT_TRUE(good);
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EXPECT_EQ(1, report.config_stats_size());
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const auto& configReport = report.config_stats(0);
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EXPECT_EQ(0, configReport.uid());
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EXPECT_EQ(12345, configReport.id());
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EXPECT_EQ(metricsCount, configReport.metric_count());
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EXPECT_EQ(conditionsCount, configReport.condition_count());
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EXPECT_EQ(matchersCount, configReport.matcher_count());
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EXPECT_EQ(alertsCount, configReport.alert_count());
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EXPECT_EQ(true, configReport.is_valid());
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EXPECT_FALSE(configReport.has_deletion_time_sec());
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}
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TEST(StatsdStatsTest, TestInvalidConfigAdd) {
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StatsdStats stats;
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ConfigKey key(0, 12345);
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const int metricsCount = 10;
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const int conditionsCount = 20;
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const int matchersCount = 30;
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const int alertsCount = 10;
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stats.noteConfigReceived(key, metricsCount, conditionsCount, matchersCount, alertsCount, {},
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false /*bad config*/);
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vector<uint8_t> output;
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stats.dumpStats(&output, false);
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StatsdStatsReport report;
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bool good = report.ParseFromArray(&output[0], output.size());
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EXPECT_TRUE(good);
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EXPECT_EQ(1, report.config_stats_size());
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const auto& configReport = report.config_stats(0);
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// The invalid config should be put into icebox with a deletion time.
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EXPECT_TRUE(configReport.has_deletion_time_sec());
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}
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TEST(StatsdStatsTest, TestConfigRemove) {
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StatsdStats stats;
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ConfigKey key(0, 12345);
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const int metricsCount = 10;
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const int conditionsCount = 20;
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const int matchersCount = 30;
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const int alertsCount = 10;
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stats.noteConfigReceived(key, metricsCount, conditionsCount, matchersCount, alertsCount, {},
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true);
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vector<uint8_t> output;
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stats.dumpStats(&output, false);
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StatsdStatsReport report;
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bool good = report.ParseFromArray(&output[0], output.size());
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EXPECT_TRUE(good);
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EXPECT_EQ(1, report.config_stats_size());
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const auto& configReport = report.config_stats(0);
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EXPECT_FALSE(configReport.has_deletion_time_sec());
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stats.noteConfigRemoved(key);
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stats.dumpStats(&output, false);
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good = report.ParseFromArray(&output[0], output.size());
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EXPECT_TRUE(good);
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EXPECT_EQ(1, report.config_stats_size());
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const auto& configReport2 = report.config_stats(0);
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EXPECT_TRUE(configReport2.has_deletion_time_sec());
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}
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TEST(StatsdStatsTest, TestSubStats) {
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StatsdStats stats;
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ConfigKey key(0, 12345);
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stats.noteConfigReceived(key, 2, 3, 4, 5, {std::make_pair(123, 456)}, true);
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stats.noteMatcherMatched(key, StringToId("matcher1"));
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stats.noteMatcherMatched(key, StringToId("matcher1"));
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stats.noteMatcherMatched(key, StringToId("matcher2"));
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stats.noteConditionDimensionSize(key, StringToId("condition1"), 250);
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stats.noteConditionDimensionSize(key, StringToId("condition1"), 240);
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stats.noteMetricDimensionSize(key, StringToId("metric1"), 201);
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stats.noteMetricDimensionSize(key, StringToId("metric1"), 202);
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stats.noteAnomalyDeclared(key, StringToId("alert1"));
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stats.noteAnomalyDeclared(key, StringToId("alert1"));
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stats.noteAnomalyDeclared(key, StringToId("alert2"));
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// broadcast-> 2
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stats.noteBroadcastSent(key);
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stats.noteBroadcastSent(key);
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// data drop -> 1
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stats.noteDataDropped(key);
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// dump report -> 3
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stats.noteMetricsReportSent(key, 0);
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stats.noteMetricsReportSent(key, 0);
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stats.noteMetricsReportSent(key, 0);
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vector<uint8_t> output;
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stats.dumpStats(&output, true); // Dump and reset stats
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StatsdStatsReport report;
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bool good = report.ParseFromArray(&output[0], output.size());
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EXPECT_TRUE(good);
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EXPECT_EQ(1, report.config_stats_size());
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const auto& configReport = report.config_stats(0);
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EXPECT_EQ(2, configReport.broadcast_sent_time_sec_size());
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EXPECT_EQ(1, configReport.data_drop_time_sec_size());
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EXPECT_EQ(3, configReport.dump_report_time_sec_size());
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EXPECT_EQ(3, configReport.dump_report_data_size_size());
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EXPECT_EQ(1, configReport.annotation_size());
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EXPECT_EQ(123, configReport.annotation(0).field_int64());
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EXPECT_EQ(456, configReport.annotation(0).field_int32());
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EXPECT_EQ(2, configReport.matcher_stats_size());
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// matcher1 is the first in the list
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if (configReport.matcher_stats(0).id() == StringToId("matcher1")) {
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EXPECT_EQ(2, configReport.matcher_stats(0).matched_times());
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EXPECT_EQ(1, configReport.matcher_stats(1).matched_times());
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EXPECT_EQ(StringToId("matcher2"), configReport.matcher_stats(1).id());
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} else {
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// matcher1 is the second in the list.
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EXPECT_EQ(1, configReport.matcher_stats(0).matched_times());
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EXPECT_EQ(StringToId("matcher2"), configReport.matcher_stats(0).id());
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EXPECT_EQ(2, configReport.matcher_stats(1).matched_times());
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EXPECT_EQ(StringToId("matcher1"), configReport.matcher_stats(1).id());
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}
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EXPECT_EQ(2, configReport.alert_stats_size());
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bool alert1first = configReport.alert_stats(0).id() == StringToId("alert1");
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EXPECT_EQ(StringToId("alert1"), configReport.alert_stats(alert1first ? 0 : 1).id());
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EXPECT_EQ(2, configReport.alert_stats(alert1first ? 0 : 1).alerted_times());
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EXPECT_EQ(StringToId("alert2"), configReport.alert_stats(alert1first ? 1 : 0).id());
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EXPECT_EQ(1, configReport.alert_stats(alert1first ? 1 : 0).alerted_times());
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EXPECT_EQ(1, configReport.condition_stats_size());
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EXPECT_EQ(StringToId("condition1"), configReport.condition_stats(0).id());
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EXPECT_EQ(250, configReport.condition_stats(0).max_tuple_counts());
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EXPECT_EQ(1, configReport.metric_stats_size());
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EXPECT_EQ(StringToId("metric1"), configReport.metric_stats(0).id());
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EXPECT_EQ(202, configReport.metric_stats(0).max_tuple_counts());
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// after resetting the stats, some new events come
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stats.noteMatcherMatched(key, StringToId("matcher99"));
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stats.noteConditionDimensionSize(key, StringToId("condition99"), 300);
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stats.noteMetricDimensionSize(key, StringToId("metric99tion99"), 270);
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stats.noteAnomalyDeclared(key, StringToId("alert99"));
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// now the config stats should only contain the stats about the new event.
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stats.dumpStats(&output, false);
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good = report.ParseFromArray(&output[0], output.size());
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EXPECT_TRUE(good);
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EXPECT_EQ(1, report.config_stats_size());
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const auto& configReport2 = report.config_stats(0);
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EXPECT_EQ(1, configReport2.matcher_stats_size());
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EXPECT_EQ(StringToId("matcher99"), configReport2.matcher_stats(0).id());
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EXPECT_EQ(1, configReport2.matcher_stats(0).matched_times());
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EXPECT_EQ(1, configReport2.condition_stats_size());
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EXPECT_EQ(StringToId("condition99"), configReport2.condition_stats(0).id());
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EXPECT_EQ(300, configReport2.condition_stats(0).max_tuple_counts());
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EXPECT_EQ(1, configReport2.metric_stats_size());
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EXPECT_EQ(StringToId("metric99tion99"), configReport2.metric_stats(0).id());
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EXPECT_EQ(270, configReport2.metric_stats(0).max_tuple_counts());
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EXPECT_EQ(1, configReport2.alert_stats_size());
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EXPECT_EQ(StringToId("alert99"), configReport2.alert_stats(0).id());
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EXPECT_EQ(1, configReport2.alert_stats(0).alerted_times());
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}
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TEST(StatsdStatsTest, TestAtomLog) {
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StatsdStats stats;
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time_t now = time(nullptr);
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// old event, we get it from the stats buffer. should be ignored.
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stats.noteAtomLogged(android::util::SENSOR_STATE_CHANGED, 1000);
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stats.noteAtomLogged(android::util::SENSOR_STATE_CHANGED, now + 1);
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stats.noteAtomLogged(android::util::SENSOR_STATE_CHANGED, now + 2);
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stats.noteAtomLogged(android::util::APP_CRASH_OCCURRED, now + 3);
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// pulled event, should ignore
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stats.noteAtomLogged(android::util::WIFI_BYTES_TRANSFER, now + 4);
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vector<uint8_t> output;
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stats.dumpStats(&output, false);
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StatsdStatsReport report;
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bool good = report.ParseFromArray(&output[0], output.size());
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EXPECT_TRUE(good);
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EXPECT_EQ(2, report.atom_stats_size());
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bool sensorAtomGood = false;
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bool dropboxAtomGood = false;
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for (const auto& atomStats : report.atom_stats()) {
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if (atomStats.tag() == android::util::SENSOR_STATE_CHANGED && atomStats.count() == 3) {
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sensorAtomGood = true;
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}
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if (atomStats.tag() == android::util::APP_CRASH_OCCURRED && atomStats.count() == 1) {
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dropboxAtomGood = true;
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}
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}
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EXPECT_TRUE(dropboxAtomGood);
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EXPECT_TRUE(sensorAtomGood);
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}
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TEST(StatsdStatsTest, TestAnomalyMonitor) {
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StatsdStats stats;
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stats.noteRegisteredAnomalyAlarmChanged();
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stats.noteRegisteredAnomalyAlarmChanged();
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vector<uint8_t> output;
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stats.dumpStats(&output, false);
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StatsdStatsReport report;
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bool good = report.ParseFromArray(&output[0], output.size());
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EXPECT_TRUE(good);
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EXPECT_EQ(2, report.anomaly_alarm_stats().alarms_registered());
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}
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TEST(StatsdStatsTest, TestTimestampThreshold) {
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StatsdStats stats;
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vector<int32_t> timestamps;
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for (int i = 0; i < StatsdStats::kMaxTimestampCount; i++) {
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timestamps.push_back(i);
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}
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ConfigKey key(0, 12345);
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stats.noteConfigReceived(key, 2, 3, 4, 5, {}, true);
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for (int i = 0; i < StatsdStats::kMaxTimestampCount; i++) {
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stats.noteDataDropped(key, timestamps[i]);
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stats.noteBroadcastSent(key, timestamps[i]);
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stats.noteMetricsReportSent(key, 0, timestamps[i]);
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}
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int32_t newTimestamp = 10000;
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// now it should trigger removing oldest timestamp
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stats.noteDataDropped(key, 10000);
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stats.noteBroadcastSent(key, 10000);
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stats.noteMetricsReportSent(key, 0, 10000);
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EXPECT_TRUE(stats.mConfigStats.find(key) != stats.mConfigStats.end());
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const auto& configStats = stats.mConfigStats[key];
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size_t maxCount = StatsdStats::kMaxTimestampCount;
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EXPECT_EQ(maxCount, configStats->broadcast_sent_time_sec.size());
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EXPECT_EQ(maxCount, configStats->data_drop_time_sec.size());
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EXPECT_EQ(maxCount, configStats->dump_report_stats.size());
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// the oldest timestamp is the second timestamp in history
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EXPECT_EQ(1, configStats->broadcast_sent_time_sec.front());
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EXPECT_EQ(1, configStats->broadcast_sent_time_sec.front());
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EXPECT_EQ(1, configStats->broadcast_sent_time_sec.front());
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// the last timestamp is the newest timestamp.
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EXPECT_EQ(newTimestamp, configStats->broadcast_sent_time_sec.back());
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EXPECT_EQ(newTimestamp, configStats->data_drop_time_sec.back());
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EXPECT_EQ(newTimestamp, configStats->dump_report_stats.back().first);
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}
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TEST(StatsdStatsTest, TestSystemServerCrash) {
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StatsdStats stats;
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vector<int32_t> timestamps;
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for (int i = 0; i < StatsdStats::kMaxSystemServerRestarts; i++) {
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timestamps.push_back(i);
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stats.noteSystemServerRestart(timestamps[i]);
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}
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vector<uint8_t> output;
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stats.dumpStats(&output, false);
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StatsdStatsReport report;
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EXPECT_TRUE(report.ParseFromArray(&output[0], output.size()));
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const int maxCount = StatsdStats::kMaxSystemServerRestarts;
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EXPECT_EQ(maxCount, (int)report.system_restart_sec_size());
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stats.noteSystemServerRestart(StatsdStats::kMaxSystemServerRestarts + 1);
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output.clear();
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stats.dumpStats(&output, false);
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EXPECT_TRUE(report.ParseFromArray(&output[0], output.size()));
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EXPECT_EQ(maxCount, (int)report.system_restart_sec_size());
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EXPECT_EQ(StatsdStats::kMaxSystemServerRestarts + 1, report.system_restart_sec(maxCount - 1));
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}
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} // namespace statsd
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} // namespace os
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} // namespace android
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#else
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GTEST_LOG_(INFO) << "This test does nothing.\n";
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#endif
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