[Android] dump ipc mmap page flag when white screen (#2903)

Author: lucky-chen

android/sdk/src/main/java/com/taobao/weex/WXSDKInstance.java

@@ -968,7 +968,7 @@ private void checkWhiteScreen(){
     if (!isWS){
       return;
     }
-    WXErrorCode errorCode = WXErrorCode.WX_ERROR_WHITE_SCREEN;
+    WXErrorCode errorCode = createInstanceHeartBeat?WXErrorCode.WX_ERROR_WHITE_SCREEN:WXErrorCode.WHITE_SCREEN_RESPONSE_TIMEOUT;
     Map<String,String> args = new HashMap<>(1);
     String vieTreeMsg = WhiteScreenUtils.takeViewTreeSnapShot(this);
     args.put("viewTree",null == vieTreeMsg?"null viewTreeMsg":vieTreeMsg);

android/sdk/src/main/java/com/taobao/weex/bridge/WXBridge.java

@@ -125,6 +125,8 @@ public class WXBridge implements IWXBridge {
 
   public native void nativeOnInteractionTimeUpdate(String instanceId);
 
+  public native String nativeDumpIpcPageQueueInfo();
+
   /**
    * Update Init Framework Params
    * */

android/sdk/src/main/java/com/taobao/weex/bridge/WXBridgeManager.java

@@ -443,6 +443,13 @@ public WXDebugJsBridge getWXDebugJsBridge() {
     }
   }
 
+  public String dumpIpcPageInfo(){
+    if (mWXBridge instanceof WXBridge){
+      return ((WXBridge)mWXBridge).nativeDumpIpcPageQueueInfo();
+    }
+    return "";
+  }
+
   public void stopRemoteDebug() {
     if (mWxDebugProxy != null) {
       try {

android/sdk/src/main/java/com/taobao/weex/common/WXErrorCode.java

@@ -126,6 +126,7 @@ public enum WXErrorCode {
   WX_ERR_RELOAD_PAGE_EXCEED_LIMIT("-2114", "RELOAD_PAGE_EXCEED_LIMIT",ErrorType.NATIVE_ERROR,ErrorGroup.NATIVE),
 
   WX_ERROR_WHITE_SCREEN("-2116", "WHITE_SCREEN",ErrorType.RENDER_ERROR,ErrorGroup.JS),
+  WHITE_SCREEN_RESPONSE_TIMEOUT("-2117", "WHITE_SCREEN_RESPONSE_TIMEOUT",ErrorType.RENDER_ERROR,ErrorGroup.JS),
 
 
   /**

android/sdk/src/main/java/com/taobao/weex/performance/WXStateRecord.java

@@ -28,6 +28,8 @@
 import java.util.concurrent.ConcurrentLinkedQueue;
 
 import android.support.annotation.NonNull;
+import com.taobao.weex.WXSDKManager;
+import com.taobao.weex.adapter.IWXConfigAdapter;
 import com.taobao.weex.bridge.WXBridgeManager;
 import com.taobao.weex.ui.IFComponentHolder;
 import com.taobao.weex.utils.WXUtils;
@@ -145,6 +147,10 @@ public Map<String, String> getStateInfo() {
         Collections.sort(reportTimeLineInfo);
         stateInfo.put("stateInfoList",reportTimeLineInfo.toString());
 
+        IWXConfigAdapter adapter = WXSDKManager.getInstance().getWxConfigAdapter();
+        if (null != adapter && "true".equalsIgnoreCase(adapter.getConfig("wxapm","dumpIpcPageInfo","true"))){
+            stateInfo.put("pageQueueInfo",WXBridgeManager.getInstance().dumpIpcPageInfo());
+        }
         return stateInfo;
     }
 

weex_core/Source/android/multiprocess/weex_js_connection.cpp

@@ -174,13 +174,15 @@ static void *newIPCServer(void *_td) {
     std::unique_ptr<IPCSender> sender(createIPCSender(futexPageQueue.get(), handler));
     std::unique_ptr<IPCListener> listener =std::move(createIPCListener(futexPageQueue.get(), handler)) ;
     newThreadStatus = SUCCESS;
+    WeexCore::WeexCoreManager::Instance()->server_queue_=futexPageQueue.get();
 
     try {
       futexPageQueue->spinWaitPeer();
       listener->listen();
     } catch (IPCException &e) {
         LOGE("IPCException server died %s",e.msg());
         base::android::DetachFromVM();
+        WeexCore::WeexCoreManager::Instance()->server_queue_= nullptr;
         pthread_exit(NULL);
     }
     return nullptr;
@@ -207,6 +209,7 @@ IPCSender *WeexJSConnection::start(bool reinit) {
   m_impl->serverSender = std::move(sender);
   m_impl->futexPageQueue = std::move(futexPageQueue);
 
+  WeexCore::WeexCoreManager::Instance()->client_queue_=m_impl->futexPageQueue.get();
   pthread_attr_t threadAttr;
   newThreadStatus = UNFINISH;
 
@@ -295,6 +298,7 @@ IPCSender *WeexJSConnection::start(bool reinit) {
 
 void WeexJSConnection::end() {
   try {
+    WeexCoreManager::Instance()->client_queue_ = nullptr;
     m_impl->serverSender.reset();
     m_impl->futexPageQueue.reset();
   } catch (IPCException &e) {

weex_core/Source/android/wrap/wx_bridge.cpp

@@ -48,6 +48,7 @@
 #include "third_party/json11/json11.hpp"
 #include "core/moniter/render_performance.h"
 #include "core/render/page/render_page_base.h"
+#include "third_party/IPC/IPCFutexPageQueue.h"
 
 using namespace WeexCore;
 jlongArray jFirstScreenRenderTime = nullptr;
@@ -286,6 +287,20 @@ static void SetLogType(JNIEnv* env, jobject jcaller, jfloat logLevel,
       ->core_side()
       ->SetLogType(l, flag);
 }
+
+static jstring nativeDumpIpcPageQueueInfo(JNIEnv* env, jobject jcaller){
+    std::string client_quene_msg;
+    if (WeexCoreManager::Instance()->client_queue_ != nullptr){
+        WeexCoreManager::Instance()->client_queue_->dumpPageInfo(client_quene_msg);
+    }
+    std::string server_quene_msg;
+    if (WeexCoreManager::Instance()->server_queue_ != nullptr){
+        WeexCoreManager::Instance()->server_queue_->dumpPageInfo(server_quene_msg);
+    }
+    std::string result ;
+    result = "{client:"+client_quene_msg+"}\n"+"{server:"+server_quene_msg+"}";
+    return env->NewStringUTF(result.c_str());
+}
 static void ReloadPageLayout(JNIEnv *env, jobject jcaller,
                               jstring instanceId){
   WeexCoreManager::Instance()->getPlatformBridge()->core_side()->RelayoutUsingRawCssStyles(jString2StrFast(env,instanceId));

weex_core/Source/base/android/jniprebuild/jniheader/WXBridge_jni.h

@@ -210,6 +210,7 @@ static void SetPageArgument(JNIEnv *env, jobject jcaller,
 static void SetLogType(JNIEnv* env, jobject jcaller, jfloat type,
                        jfloat isPerf);
 
+static jstring nativeDumpIpcPageQueueInfo(JNIEnv* env, jobject jcaller);
 static void ReloadPageLayout(JNIEnv *env, jobject jcaller,
                              jstring instanceId);
 static void SetDeviceDisplayOfPage(JNIEnv *env, jobject jcaller,
@@ -1396,6 +1397,10 @@ static const JNINativeMethod kMethodsWXBridge[] = {
      "F"
      ")"
      "V", reinterpret_cast<void *>(SetLogType)},
+    { "nativeDumpIpcPageQueueInfo",
+    "("
+    ")"
+    "Ljava/lang/String;", reinterpret_cast<void*>(nativeDumpIpcPageQueueInfo) },
     {"nativeReloadPageLayout",
      "("
      "Ljava/lang/String;"

weex_core/Source/core/manager/weex_core_manager.h

@@ -27,6 +27,8 @@
 #include "core/bridge/script_bridge.h"
 #include "base/message_loop/message_loop.h"
 
+class IPCFutexPageQueue;
+
 namespace WeexCore {
 class WeexCoreManager {
  public:
@@ -70,6 +72,9 @@ class WeexCoreManager {
 
   inline weex::base::Thread *script_thread() { return script_thread_; }
 
+  IPCFutexPageQueue* client_queue_;
+  IPCFutexPageQueue* server_queue_;
+
  private:
   PlatformBridge *platform_bridge_;
   MeasureFunctionAdapter *measure_function_adapter_;
@@ -82,7 +87,9 @@ class WeexCoreManager {
         measure_function_adapter_(nullptr),
         script_bridge_(nullptr),
         project_mode_(COMMON),
-        script_thread_(nullptr){};
+        script_thread_(nullptr),
+        client_queue_(nullptr),
+        server_queue_(nullptr){};
   ~WeexCoreManager(){};
 };
 }  // namespace WeexCore

weex_core/Source/third_party/IPC/IPCFutexPageQueue.cpp

@@ -214,3 +214,16 @@ void IPCFutexPageQueue::clearFinishedTag()
     pageRead[1] = 0;
     __atomic_thread_fence(__ATOMIC_SEQ_CST);
 }
+
+void IPCFutexPageQueue::dumpPageInfo(std::string &info) {
+    std::string builder;
+
+    for (size_t i = 0; i < m_pagesCount ; ++i) {
+        uint32_t* pageStart = static_cast<uint32_t*>(getPage(i));
+        auto tmp = new IPCException("[%zu,%zu,%zu]",*pageStart,*(pageStart+1),*(pageStart+2));
+        builder+= tmp->msg();
+        delete(tmp);
+    }
+    auto msg = new IPCException("tid:%d,readId:%zu,writeId:%zu,info:%s",m_tid,m_currentRead,m_currentWrite,builder.c_str());
+    info.assign(msg->msg());
+}