Add more statsd's debugging info to dumpsys.

+ Bugreport will use the non-verbose mode
+ Reuse the log_msg object in LogReader
+ Add logd errors to StatsdStats

Bug: 72383073

Test: manual + statsd_test

Change-Id: Id5a8b103074d034f5ece3c9831c740d44a5df9cd
diff --git a/cmds/statsd/src/metrics/CountMetricProducer.h b/cmds/statsd/src/metrics/CountMetricProducer.h
index 16fc7ee..061b7a3 100644
--- a/cmds/statsd/src/metrics/CountMetricProducer.h
+++ b/cmds/statsd/src/metrics/CountMetricProducer.h
@@ -68,6 +68,8 @@
     // Internal function to calculate the current used bytes.
     size_t byteSizeLocked() const override;
 
+    void dumpStatesLocked(FILE* out, bool verbose) const override{};
+
     // Util function to flush the old packet.
     void flushIfNeededLocked(const uint64_t& newEventTime);
 
diff --git a/cmds/statsd/src/metrics/DurationMetricProducer.cpp b/cmds/statsd/src/metrics/DurationMetricProducer.cpp
index e26fe56..bfab9e6 100644
--- a/cmds/statsd/src/metrics/DurationMetricProducer.cpp
+++ b/cmds/statsd/src/metrics/DurationMetricProducer.cpp
@@ -233,6 +233,21 @@
     mCurrentBucketNum += numBucketsForward;
 }
 
+void DurationMetricProducer::dumpStatesLocked(FILE* out, bool verbose) const {
+    if (mCurrentSlicedDuration.size() == 0) {
+        return;
+    }
+
+    fprintf(out, "DurationMetric %lld dimension size %lu\n", (long long)mMetricId,
+            (unsigned long)mCurrentSlicedDuration.size());
+    if (verbose) {
+        for (const auto& slice : mCurrentSlicedDuration) {
+            fprintf(out, "\t%s\n", slice.first.c_str());
+            slice.second->dumpStates(out, verbose);
+        }
+    }
+}
+
 bool DurationMetricProducer::hitGuardRailLocked(const HashableDimensionKey& newKey) {
     // the key is not new, we are good.
     if (mCurrentSlicedDuration.find(newKey) != mCurrentSlicedDuration.end()) {
diff --git a/cmds/statsd/src/metrics/DurationMetricProducer.h b/cmds/statsd/src/metrics/DurationMetricProducer.h
index e06b9a1..d8cab92 100644
--- a/cmds/statsd/src/metrics/DurationMetricProducer.h
+++ b/cmds/statsd/src/metrics/DurationMetricProducer.h
@@ -68,6 +68,8 @@
     // Internal function to calculate the current used bytes.
     size_t byteSizeLocked() const override;
 
+    void dumpStatesLocked(FILE* out, bool verbose) const override;
+
     // Util function to flush the old packet.
     void flushIfNeededLocked(const uint64_t& eventTime);
 
diff --git a/cmds/statsd/src/metrics/EventMetricProducer.h b/cmds/statsd/src/metrics/EventMetricProducer.h
index a57b07d..9da0dd0 100644
--- a/cmds/statsd/src/metrics/EventMetricProducer.h
+++ b/cmds/statsd/src/metrics/EventMetricProducer.h
@@ -62,6 +62,8 @@
     // Internal function to calculate the current used bytes.
     size_t byteSizeLocked() const override;
 
+    void dumpStatesLocked(FILE* out, bool verbose) const override{};
+
     // Maps to a EventMetricDataWrapper. Storing atom events in ProtoOutputStream
     // is more space efficient than storing LogEvent.
     std::unique_ptr<android::util::ProtoOutputStream> mProto;
diff --git a/cmds/statsd/src/metrics/GaugeMetricProducer.h b/cmds/statsd/src/metrics/GaugeMetricProducer.h
index f267e98..1895edf 100644
--- a/cmds/statsd/src/metrics/GaugeMetricProducer.h
+++ b/cmds/statsd/src/metrics/GaugeMetricProducer.h
@@ -83,6 +83,8 @@
     // Internal function to calculate the current used bytes.
     size_t byteSizeLocked() const override;
 
+    void dumpStatesLocked(FILE* out, bool verbose) const override{};
+
     // Util function to flush the old packet.
     void flushIfNeededLocked(const uint64_t& eventTime);
 
diff --git a/cmds/statsd/src/metrics/MetricProducer.h b/cmds/statsd/src/metrics/MetricProducer.h
index 3779c44..6f33073 100644
--- a/cmds/statsd/src/metrics/MetricProducer.h
+++ b/cmds/statsd/src/metrics/MetricProducer.h
@@ -96,6 +96,11 @@
         return onDumpReportLocked(dumpTimeNs, report);
     }
 
+    void dumpStates(FILE* out, bool verbose) const {
+        std::lock_guard<std::mutex> lock(mMutex);
+        dumpStatesLocked(out, verbose);
+    }
+
     // Returns the memory in bytes currently used to store this metric's data. Does not change
     // state.
     size_t byteSize() const {
@@ -128,6 +133,7 @@
                                     android::util::ProtoOutputStream* protoOutput) = 0;
     virtual void onDumpReportLocked(const uint64_t dumpTimeNs, StatsLogReport* report) = 0;
     virtual size_t byteSizeLocked() const = 0;
+    virtual void dumpStatesLocked(FILE* out, bool verbose) const = 0;
 
     const int64_t mMetricId;
 
diff --git a/cmds/statsd/src/metrics/MetricsManager.cpp b/cmds/statsd/src/metrics/MetricsManager.cpp
index f929517..d0737de 100644
--- a/cmds/statsd/src/metrics/MetricsManager.cpp
+++ b/cmds/statsd/src/metrics/MetricsManager.cpp
@@ -154,6 +154,20 @@
     }
 }
 
+void MetricsManager::dumpStates(FILE* out, bool verbose) {
+    fprintf(out, "ConfigKey %s, allowed source:", mConfigKey.ToString().c_str());
+    {
+        std::lock_guard<std::mutex> lock(mAllowedLogSourcesMutex);
+        for (const auto& source : mAllowedLogSources) {
+            fprintf(out, "%d ", source);
+        }
+    }
+    fprintf(out, "\n");
+    for (const auto& producer : mAllMetricProducers) {
+        producer->dumpStates(out, verbose);
+    }
+}
+
 void MetricsManager::onDumpReport(ProtoOutputStream* protoOutput) {
     VLOG("=========================Metric Reports Start==========================");
     uint64_t dumpTimeStampNs = time(nullptr) * NS_PER_SEC;
diff --git a/cmds/statsd/src/metrics/MetricsManager.h b/cmds/statsd/src/metrics/MetricsManager.h
index a0239fc..9cdbafc 100644
--- a/cmds/statsd/src/metrics/MetricsManager.h
+++ b/cmds/statsd/src/metrics/MetricsManager.h
@@ -61,6 +61,8 @@
         return !mAllowedPkg.empty();
     }
 
+    void dumpStates(FILE* out, bool verbose);
+
     // Config source owner can call onDumpReport() to get all the metrics collected.
     virtual void onDumpReport(android::util::ProtoOutputStream* protoOutput);
     virtual void onDumpReport(const uint64_t& dumpTimeStampNs, ConfigMetricsReport* report);
@@ -68,7 +70,6 @@
     // Computes the total byte size of all metrics managed by a single config source.
     // Does not change the state.
     virtual size_t byteSize();
-
 private:
     const ConfigKey mConfigKey;
 
diff --git a/cmds/statsd/src/metrics/ValueMetricProducer.h b/cmds/statsd/src/metrics/ValueMetricProducer.h
index 3e7032d..9f750cf 100644
--- a/cmds/statsd/src/metrics/ValueMetricProducer.h
+++ b/cmds/statsd/src/metrics/ValueMetricProducer.h
@@ -67,6 +67,8 @@
     // Internal function to calculate the current used bytes.
     size_t byteSizeLocked() const override;
 
+    void dumpStatesLocked(FILE* out, bool verbose) const override{};
+
     // Util function to flush the old packet.
     void flushIfNeededLocked(const uint64_t& eventTime);
 
diff --git a/cmds/statsd/src/metrics/duration_helper/DurationTracker.h b/cmds/statsd/src/metrics/duration_helper/DurationTracker.h
index 371460e..c2d2cea 100644
--- a/cmds/statsd/src/metrics/duration_helper/DurationTracker.h
+++ b/cmds/statsd/src/metrics/duration_helper/DurationTracker.h
@@ -97,6 +97,8 @@
     // Predict the anomaly timestamp given the current status.
     virtual int64_t predictAnomalyTimestampNs(const DurationAnomalyTracker& anomalyTracker,
                                               const uint64_t currentTimestamp) const = 0;
+    // Dump internal states for debugging
+    virtual void dumpStates(FILE* out, bool verbose) const = 0;
 
 protected:
     // Starts the anomaly alarm.
diff --git a/cmds/statsd/src/metrics/duration_helper/MaxDurationTracker.cpp b/cmds/statsd/src/metrics/duration_helper/MaxDurationTracker.cpp
index 0c99391..412a0c9 100644
--- a/cmds/statsd/src/metrics/duration_helper/MaxDurationTracker.cpp
+++ b/cmds/statsd/src/metrics/duration_helper/MaxDurationTracker.cpp
@@ -291,6 +291,11 @@
     return currentTimestamp;
 }
 
+void MaxDurationTracker::dumpStates(FILE* out, bool verbose) const {
+    fprintf(out, "\t\t sub-durations %lu\n", (unsigned long)mInfos.size());
+    fprintf(out, "\t\t current duration %lld\n", (long long)mDuration);
+}
+
 }  // namespace statsd
 }  // namespace os
 }  // namespace android
diff --git a/cmds/statsd/src/metrics/duration_helper/MaxDurationTracker.h b/cmds/statsd/src/metrics/duration_helper/MaxDurationTracker.h
index 5d3c158..e988ebc 100644
--- a/cmds/statsd/src/metrics/duration_helper/MaxDurationTracker.h
+++ b/cmds/statsd/src/metrics/duration_helper/MaxDurationTracker.h
@@ -48,6 +48,7 @@
 
     int64_t predictAnomalyTimestampNs(const DurationAnomalyTracker& anomalyTracker,
                                       const uint64_t currentTimestamp) const override;
+    void dumpStates(FILE* out, bool verbose) const override;
 
 private:
     std::map<HashableDimensionKey, DurationInfo> mInfos;
diff --git a/cmds/statsd/src/metrics/duration_helper/OringDurationTracker.cpp b/cmds/statsd/src/metrics/duration_helper/OringDurationTracker.cpp
index 6bf4228..75d7c08 100644
--- a/cmds/statsd/src/metrics/duration_helper/OringDurationTracker.cpp
+++ b/cmds/statsd/src/metrics/duration_helper/OringDurationTracker.cpp
@@ -314,6 +314,12 @@
     return eventTimestampNs + thresholdNs;
 }
 
+void OringDurationTracker::dumpStates(FILE* out, bool verbose) const {
+    fprintf(out, "\t\t started count %lu\n", (unsigned long)mStarted.size());
+    fprintf(out, "\t\t paused count %lu\n", (unsigned long)mPaused.size());
+    fprintf(out, "\t\t current duration %lld\n", (long long)mDuration);
+}
+
 }  // namespace statsd
 }  // namespace os
 }  // namespace android
diff --git a/cmds/statsd/src/metrics/duration_helper/OringDurationTracker.h b/cmds/statsd/src/metrics/duration_helper/OringDurationTracker.h
index 638b7ad..1b74ed1 100644
--- a/cmds/statsd/src/metrics/duration_helper/OringDurationTracker.h
+++ b/cmds/statsd/src/metrics/duration_helper/OringDurationTracker.h
@@ -48,6 +48,7 @@
 
     int64_t predictAnomalyTimestampNs(const DurationAnomalyTracker& anomalyTracker,
                                       const uint64_t currentTimestamp) const override;
+    void dumpStates(FILE* out, bool verbose) const override;
 
 private:
     // We don't need to keep track of individual durations. The information that's needed is: