Merge "Make native metrics logger write to statsd socket" (91061cc8) · Commits · e / os / android_system_core

libmetricslogger/Android.bp

+9 −2

Original line number	Diff line number	Diff line
		@@ -11,7 +11,11 @@ cc_defaults {

		export_include_dirs: ["include"],
		local_include_dirs: ["include"],
		shared_libs: ["liblog"],
		shared_libs: [
		"libbase",
		"liblog",
		"libstatssocket",
		],
		whole_static_libs: ["libgtest_prod"],

		cflags: [
		@@ -23,17 +27,20 @@ cc_defaults {

		// metricslogger shared library
		// -----------------------------------------------------------------------------
		cc_library_shared {
		cc_library {
		name: "libmetricslogger",
		srcs: metricslogger_lib_src_files,
		defaults: ["metricslogger_defaults"],
		export_shared_lib_headers: ["libstatssocket"],
		}

		// static version of libmetricslogger, needed by a few art static binaries
		// TODO(b/117829226): Remove once dependencies are cleaned up.
		cc_library_static {
		name: "libmetricslogger_static",
		srcs: metricslogger_lib_src_files,
		defaults: ["metricslogger_defaults"],
		export_shared_lib_headers: ["libstatssocket"],
		}

		// metricslogger shared library, debug

libmetricslogger/include/metricslogger/metrics_logger.h

+2 −0

Original line number	Diff line number	Diff line
		@@ -15,6 +15,7 @@
		*/

		#include <log/log_event_list.h>
		#include <stats_event_list.h>
		#include <cstdint>
		#include <string>

		@@ -43,6 +44,7 @@ void LogMultiAction(int32_t category, int32_t field, const std::string& value);
		class ComplexEventLogger {
		private:
		android_log_event_list logger;
		stats_event_list stats_logger;

		public:
		// Create a complex event with category\|category\|.

libmetricslogger/metrics_logger.cpp

+37 −2

Original line number	Diff line number	Diff line
		@@ -18,11 +18,15 @@

		#include <cstdlib>

		#include <android-base/chrono_utils.h>
		#include <log/event_tag_map.h>
		#include <log/log_event_list.h>

		using namespace android;

		namespace {

		const static int kStatsEventTag = 1937006964;
		const static int kKeyValuePairAtomId = 83;
		#ifdef __ANDROID__
		EventTagMap* kEventTagMap = android_openEventTagMap(nullptr);
		const int kSysuiMultiActionTag = android_lookupEventTagNum(
		@@ -32,6 +36,12 @@ const int kSysuiMultiActionTag = android_lookupEventTagNum(
		const int kSysuiMultiActionTag = 0;
		#endif

		int64_t getElapsedTimeNanoSinceBoot() {
		return std::chrono::duration_cast<std::chrono::nanoseconds>(
		android::base::boot_clock::now().time_since_epoch())
		.count();
		}

		} // namespace

		namespace android {
		@@ -42,6 +52,12 @@ void LogHistogram(const std::string& event, int32_t data) {
		android_log_event_list log(kSysuiMultiActionTag);
		log << LOGBUILDER_CATEGORY << LOGBUILDER_HISTOGRAM << LOGBUILDER_NAME << event
		<< LOGBUILDER_BUCKET << data << LOGBUILDER_VALUE << 1 << LOG_ID_EVENTS;

		stats_event_list stats_log(kStatsEventTag);
		stats_log << getElapsedTimeNanoSinceBoot() << kKeyValuePairAtomId << LOGBUILDER_CATEGORY
		<< LOGBUILDER_HISTOGRAM << LOGBUILDER_NAME << event << LOGBUILDER_BUCKET << data
		<< LOGBUILDER_VALUE << 1;
		stats_log.write(LOG_ID_STATS);
		}

		// Mirror com.android.internal.logging.MetricsLogger#count().
		@@ -49,6 +65,11 @@ void LogCounter(const std::string& name, int32_t val) {
		android_log_event_list log(kSysuiMultiActionTag);
		log << LOGBUILDER_CATEGORY << LOGBUILDER_COUNTER << LOGBUILDER_NAME << name << LOGBUILDER_VALUE
		<< val << LOG_ID_EVENTS;

		stats_event_list stats_log(kStatsEventTag);
		stats_log << getElapsedTimeNanoSinceBoot() << kKeyValuePairAtomId << LOGBUILDER_CATEGORY
		<< LOGBUILDER_COUNTER << LOGBUILDER_NAME << name << LOGBUILDER_VALUE << val;
		stats_log.write(LOG_ID_STATS);
		}

		// Mirror com.android.internal.logging.MetricsLogger#action().
		@@ -56,34 +77,48 @@ void LogMultiAction(int32_t category, int32_t field, const std::string& value) {
		android_log_event_list log(kSysuiMultiActionTag);
		log << LOGBUILDER_CATEGORY << category << LOGBUILDER_TYPE << TYPE_ACTION
		<< field << value << LOG_ID_EVENTS;

		stats_event_list stats_log(kStatsEventTag);
		stats_log << getElapsedTimeNanoSinceBoot() << kKeyValuePairAtomId << LOGBUILDER_CATEGORY
		<< category << LOGBUILDER_TYPE << TYPE_ACTION << field << value;
		stats_log.write(LOG_ID_STATS);
		}

		ComplexEventLogger::ComplexEventLogger(int category) : logger(kSysuiMultiActionTag) {
		ComplexEventLogger::ComplexEventLogger(int category)
		: logger(kSysuiMultiActionTag), stats_logger(kStatsEventTag) {
		logger << LOGBUILDER_CATEGORY << category;
		stats_logger << getElapsedTimeNanoSinceBoot() << kKeyValuePairAtomId << LOGBUILDER_CATEGORY
		<< category;
		}

		void ComplexEventLogger::SetPackageName(const std::string& package_name) {
		logger << LOGBUILDER_PACKAGENAME << package_name;
		stats_logger << LOGBUILDER_PACKAGENAME << package_name;
		}

		void ComplexEventLogger::AddTaggedData(int tag, int32_t value) {
		logger << tag << value;
		stats_logger << tag << value;
		}

		void ComplexEventLogger::AddTaggedData(int tag, const std::string& value) {
		logger << tag << value;
		stats_logger << tag << value;
		}

		void ComplexEventLogger::AddTaggedData(int tag, int64_t value) {
		logger << tag << value;
		stats_logger << tag << value;
		}

		void ComplexEventLogger::AddTaggedData(int tag, float value) {
		logger << tag << value;
		stats_logger << tag << value;
		}

		void ComplexEventLogger::Record() {
		logger << LOG_ID_EVENTS;
		stats_logger.write(LOG_ID_STATS);
		}

		} // namespace metricslogger

libstats/Android.bp

+3 −1

Original line number	Diff line number	Diff line
		@@ -17,12 +17,13 @@
		// ==========================================================
		// Native library to write stats log to statsd socket
		// ==========================================================
		cc_library_static {
		cc_library {
		name: "libstatssocket",
		srcs: [
		"stats_event_list.c",
		"statsd_writer.c",
		],
		host_supported: true,
		cflags: [
		"-Wall",
		"-Werror",
		@@ -32,6 +33,7 @@ cc_library_static {
		],
		export_include_dirs: ["include"],
		shared_libs: [
		"libcutils",
		"liblog",
		],
		}

libstats/stats_event_list.c

+8 −0

Original line number	Diff line number	Diff line
		@@ -17,6 +17,7 @@
		#include "include/stats_event_list.h"

		#include <string.h>
		#include <sys/time.h>
		#include "statsd_writer.h"

		#define MAX_EVENT_PAYLOAD (LOGGER_ENTRY_MAX_PAYLOAD - sizeof(int32_t))
		@@ -156,7 +157,14 @@ static int __write_to_stats_daemon(struct iovec* vec, size_t nr) {
		}

		save_errno = errno;
		#if defined(__ANDROID__)
		clock_gettime(CLOCK_REALTIME, &ts);
		#else
		struct timeval tv;
		gettimeofday(&tv, NULL);
		ts.tv_sec = tv.tv_sec;
		ts.tv_nsec = tv.tv_usec * 1000;
		#endif

		int ret = (int)(*statsdLoggerWrite.write)(&ts, vec, nr);
		errno = save_errno;