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Commit 48f98323 authored by Andreas Gampe's avatar Andreas Gampe
Browse files

Statsd: Add perfprofd call 

Add the binder call to perfprofd to start profiling.

Bug: 73175642
Test: mmma frameworks/base/cmds/statsd
Change-Id: Iebe457a5fd2f42ed86fbb5cd075bea32965234d1
parent ca1fb02e

cmds/statsd/Android.mk

+3 −1
Original line number Diff line number Diff line
@@ -35,6 +35,7 @@ statsd_common_src := \ 
    src/config/ConfigListener.cpp \

    src/config/ConfigManager.cpp \

    src/external/Perfetto.cpp \

    src/external/Perfprofd.cpp \

    src/external/StatsPuller.cpp \

    src/external/StatsCompanionServicePuller.cpp \

    src/external/SubsystemSleepStatePuller.cpp \
@@ -70,8 +71,9 @@ statsd_common_src := \ 
    src/guardrail/StatsdStats.cpp \

    src/socket/StatsSocketListener.cpp



# TODO: Once statsd is using a blueprint file, migrate to the proper filegroup.

# TODO: Once statsd is using a blueprint file, migrate to the proper filegroups.

statsd_common_src += \

    ../../../../system/extras/perfprofd/binder_interface/aidl/android/os/IPerfProfd.aidl \

    src/perfprofd/perfprofd_config.proto



statsd_common_c_includes := \

cmds/statsd/src/anomaly/subscriber_util.cpp

+7 −0
Original line number Diff line number Diff line
@@ -22,6 +22,7 @@ 
#include <binder/IServiceManager.h>



#include "external/Perfetto.h"

#include "external/Perfprofd.h"

#include "frameworks/base/libs/incident/proto/android/os/header.pb.h"

#include "subscriber/IncidentdReporter.h"

#include "subscriber/SubscriberReporter.h"
@@ -64,6 +65,12 @@ void triggerSubscribers(const int64_t rule_id, 
                SubscriberReporter::getInstance().alertBroadcastSubscriber(configKey, subscription,

                                                                           dimensionKey);

                break;

            case Subscription::SubscriberInformationCase::kPerfprofdDetails:

                if (!CollectPerfprofdTraceAndUploadToDropbox(subscription.perfprofd_details(),

                                                             rule_id, configKey)) {

                    ALOGW("Failed to generate perfprofd traces.");

                }

                break;

            default:

                break;

        }

cmds/statsd/src/external/Perfprofd.cpp

0 → 100644
+83 −0
Original line number Diff line number Diff line 
/*

 * Copyright (C) 2018 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 "Perfprofd.h"



#define DEBUG false  // STOPSHIP if true

#include "config/ConfigKey.h"

#include "Log.h"



#include <errno.h>

#include <fcntl.h>

#include <sys/types.h>

#include <sys/wait.h>

#include <unistd.h>



#include <string>



#include <binder/IServiceManager.h>



#include "frameworks/base/cmds/statsd/src/statsd_config.pb.h"  // Alert



#include "android/os/IPerfProfd.h"



namespace android {

namespace os {

namespace statsd {



bool CollectPerfprofdTraceAndUploadToDropbox(const PerfprofdDetails& config,

                                             int64_t alert_id,

                                             const ConfigKey& configKey) {

    VLOG("Starting trace collection through perfprofd");



    if (!config.has_perfprofd_config()) {

      ALOGE("The perfprofd trace config is empty, aborting");

      return false;

    }



    sp<IPerfProfd> service = interface_cast<IPerfProfd>(

        defaultServiceManager()->getService(android::String16("perfprofd")));

    if (service == NULL) {

      ALOGE("Could not find perfprofd service");

      return false;

    }



    // Add protobufs can't be described in AIDL, we need to re-serialize

    // the config proto to send it.

    std::vector<uint8_t> proto_serialized;

    {

      const auto& config_proto = config.perfprofd_config();

      int size = config_proto.ByteSize();

      proto_serialized.resize(size);

      ::google::protobuf::uint8* target_ptr =

          reinterpret_cast<::google::protobuf::uint8*>(proto_serialized.data());

      config_proto.SerializeWithCachedSizesToArray(target_ptr);

    }



    // TODO: alert-id etc?



    binder::Status status = service->startProfilingProtobuf(proto_serialized);

    if (status.isOk()) {

      return true;

    }



    ALOGE("Error starting perfprofd profiling: %s", status.toString8().c_str());

    return false;

}



}  // namespace statsd

}  // namespace os

}  // namespace android

cmds/statsd/src/external/Perfprofd.h

0 → 100644
+38 −0
Original line number Diff line number Diff line 
/*

 * Copyright (C) 2018 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.

 */



#pragma once



#include <inttypes.h>



namespace android {

namespace os {

namespace statsd {



class ConfigKey;

class PerfprofdDetails;  // Declared in statsd_config.pb.h



// Starts the collection of a Perfprofd trace with the given |config|.

// The trace is uploaded to Dropbox by the perfprofd service once done.

// This method returns immediately after passing the config and does NOT wait

// for the full duration of the trace.

bool CollectPerfprofdTraceAndUploadToDropbox(const PerfprofdDetails& config,

                                             int64_t alert_id,

                                             const ConfigKey& configKey);



}  // namespace statsd

}  // namespace os

}  // namespace android