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Commit 848ece2d authored by Steven Moreland's avatar Steven Moreland Committed by Automerger Merge Worker
Browse files

Merge "ServiceManager: support debug dump w/ PIDs" am: 2ac99ed5 am:... 

Merge "ServiceManager: support debug dump w/ PIDs" am: 2ac99ed5 am: 2f6d4bca am: 76d39da8 am: 599f26d1

Original change: https://android-review.googlesource.com/c/platform/frameworks/native/+/1564316

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: I2a3831f33f81646082503c64c1cfe540f8a2d353
parents 89fc6eb8 599f26d1

cmds/servicemanager/ServiceManager.cpp

+17 −0
Original line number Diff line number Diff line
@@ -623,4 +623,21 @@ Status ServiceManager::tryUnregisterService(const std::string& name, const sp<IB 
    return Status::ok();

}



Status ServiceManager::getServiceDebugInfo(std::vector<ServiceDebugInfo>* outReturn) {

    if (!mAccess->canList(mAccess->getCallingContext())) {

        return Status::fromExceptionCode(Status::EX_SECURITY);

    }



    outReturn->reserve(mNameToService.size());

    for (auto const& [name, service] : mNameToService) {

        ServiceDebugInfo info;

        info.name = name;

        info.debugPid = service.debugPid;



        outReturn->push_back(std::move(info));

    }



    return Status::ok();

}



}  // namespace android

cmds/servicemanager/ServiceManager.h

+2 −0
Original line number Diff line number Diff line
@@ -26,6 +26,7 @@ namespace android { 


using os::IClientCallback;

using os::IServiceCallback;

using os::ServiceDebugInfo;



class ServiceManager : public os::BnServiceManager, public IBinder::DeathRecipient {

public:
@@ -48,6 +49,7 @@ public: 
    binder::Status registerClientCallback(const std::string& name, const sp<IBinder>& service,

                                          const sp<IClientCallback>& cb) override;

    binder::Status tryUnregisterService(const std::string& name, const sp<IBinder>& binder) override;

    binder::Status getServiceDebugInfo(std::vector<ServiceDebugInfo>* outReturn) override;

    void binderDied(const wp<IBinder>& who) override;

    void handleClientCallbacks();

libs/binder/Android.bp

+1 −0
Original line number Diff line number Diff line
@@ -212,6 +212,7 @@ filegroup { 
        "aidl/android/os/IClientCallback.aidl",

        "aidl/android/os/IServiceCallback.aidl",

        "aidl/android/os/IServiceManager.aidl",

        "aidl/android/os/ServiceDebugInfo.aidl",

    ],

    path: "aidl",

}

libs/binder/aidl/android/os/IServiceManager.aidl

+6 −0
Original line number Diff line number Diff line
@@ -18,6 +18,7 @@ package android.os; 


import android.os.IClientCallback;

import android.os.IServiceCallback;

import android.os.ServiceDebugInfo;



/**

 * Basic interface for finding and publishing system services.
@@ -116,4 +117,9 @@ interface IServiceManager { 
     * Attempt to unregister and remove a service. Will fail if the service is still in use.

     */

    void tryUnregisterService(@utf8InCpp String name, IBinder service);



    /**

     * Get debug information for all currently registered services.

     */

    ServiceDebugInfo[] getServiceDebugInfo();

}

libs/binder/aidl/android/os/ServiceDebugInfo.aidl

0 → 100644
+32 −0
Original line number Diff line number Diff line 
/*

 * Copyright (C) 2021 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.

 */



package android.os;



/**

 * Debug information associated with a registered service

 * @hide

 */

parcelable ServiceDebugInfo {

    /**

     * Service name (see IServiceManager.addService/checkService/getService)

     */

    @utf8InCpp String name;

    /**

     * PID of service at the time of registration (may no longer be valid).

     */

    int debugPid;

}