From a735e666cff14e4e485110d2a59d401b4be61b9b Mon Sep 17 00:00:00 2001
From: zhangmeng <775834166@qq.com>
Date: 星期四, 29 八月 2019 17:50:09 +0800
Subject: [PATCH] add recover

---
 camera/camera.go |  296 ++++++++++++++++++++++++++++++++++++----------------------
 1 files changed, 182 insertions(+), 114 deletions(-)

diff --git a/camera/camera.go b/camera/camera.go
index e24cf2f..727e017 100644
--- a/camera/camera.go
+++ b/camera/camera.go
@@ -1,141 +1,209 @@
 package camera
 
 import (
-        "errors"
+	"basic.com/valib/deliver.git"
+	//"sync"
+	"taskpubsub/logger"
 
-        "basic.com/dbapi.git"
-        "basic.com/valib/deliver.git"
-        "basic.com/pubsub/protomsg.git"
+	"taskpubsub/sdk"
+	"taskpubsub/util"
 
-        "github.com/long/test/sdk"
+	"basic.com/pubsub/protomsg.git"
+	"github.com/gogo/protobuf/proto"
 
-        "context"
-        "fmt"
-        "sync"
-        "time"
-       )
+	// "golang.org/x/sys/unix"
 
-//var SocketManage = make(map[string]SocketContext)
-var SocketManage sync.Map
+	"fmt"
+	//"time"
+)
 
-var Initchannel = make(chan string)
+const (
+	faceExtractWebCID    = "virtual-face-extract-web-camera-id"
+	faceExtractWebTaskID = "92496BDF-2BFA-98F2-62E8-96DD9866ABD2"
+)
 
-    type SocketContext struct {
-        Sock    deliver.Deliver
-            Context context.Context
-            Cancel  context.CancelFunc
-    }
+var SocketManage = make(map[string]util.SocketContext)
 
-var camval dbapi.CameraApi
+var shm bool = false
 
-//get camera with task
-var cameraTasks []protomsg.CameraAndTaskInfo
-
-func Init() {
-
-    fmt.Println("============ camera info ====================")
-    ctsid := camval.FindAll()
-
-    fmt.Println("==============camera camera with task ================")
-    cameraTasks=camval.FindAllCameraAndTask()
-
-    go CreateCamera(Initchannel)
-
-    for _, cam := range ctsid {
-        Initchannel <- cam.Id
-    }
+var innerRecvTopic = []string{
+	"virtual-faceextract-sdk-pull_2", //to web 浠ュ浘鎼滃浘
 }
 
-func CreateCamera(camera chan string) {
-    for camid := range camera {
-        if _, ok := SocketManage.Load(camid); !ok {
-            url := fmt.Sprintf("ipc:///tmp/%s.ipc", camid)
-
-            id, socketlisten, err := NewCamerSocketListen(deliver.PushPull, camid, url)
-            if err != nil {
-              fmt.Println("create socket error")
-              continue 
-            }
-
-             go func(cid string, sock SocketContext ){
-                  Recv(cid,sock)
-             }(id,socketlisten)
-        }
-    }
+func initInnerTopic() {
+	for _, recvTopic := range innerRecvTopic {
+		createCameraRecvServerAndListen(recvTopic)
+	}
 }
 
-// create server
-func NewCamerSocketListen(mode int, cameraid string, url string) (cid string, socket SocketContext, err error) {
-        ctx, cancel := context.WithCancel(context.Background())
+func Init(useShm bool) {
+	shm = useShm
 
-        socket.Context = ctx
-        socket.Cancel = cancel
+	logger.Info("============ camera info ====================")
+	for _, cd := range util.CameraIds {
+		logger.Info(cd)
+		logger.Info()
+	}
 
-        socket.Sock = deliver.NewServer(deliver.Mode(mode), url)
-        fmt.Println("new socket.Sock: ", socket.Sock)
+	// 鎽勫儚鏈哄垵濮嬪寲
+	for _, cam := range util.CameraIds {
+		createCameraRecvServerAndListen(cam.Id)
+	}
 
-        if socket.Sock == nil {
-            return cameraid, socket, errors.New("create listen error")
-        }
-        SocketManage.Store(cameraid, socket)
-        return cameraid, socket, nil
+	// 鎵嬪姩杈撳叆鐨勪富棰�
+	initInnerTopic()
+
+	go autoUpdateCamera(util.Cameraflag)
 }
 
-func Recv(cameraid string, socket SocketContext) {
-        var msg []byte
-        var err error
-        for {
-            select {
-                case <-socket.Context.Done():
-                    fmt.Println("listen recv quit")
-                        return
-                default:
-                        if msg, err = socket.Sock.Recv(); err != nil {
-                            fmt.Println("err is: ", cameraid, err)
-                                continue
-                        } else {
-                            fmt.Println()
-                            fmt.Println("============== one msg input ==========")
-                            fmt.Println("cameraid: ",cameraid,  len(msg))
-                            for _, taskid := range GetAlltask(cameraid) {
-                                time.Sleep(5* time.Second)
-                                fmt.Println("cameraid: ",cameraid," taskid: ", taskid)
-                                Taskdolist(cameraid, taskid, msg)
-                             }
-                        }
-            }
-        }
+// camera 鎺ュ彈鏁版嵁
+func createCameraRecvServerAndListen(id string) {
+	if _, isExist := SocketManage[id]; !isExist { //涓嶅瓨鍦�
+
+		url := fmt.Sprintf("ipc:///tmp/%s.ipc", id)
+		m := deliver.PushPull
+		if shm {
+			m = deliver.Shm
+			url = id
+
+		}
+
+		fmt.Println("CAMERA URL : ", url)
+		socket, err := util.NewSocketListen(int(m), url, shm)
+		if err != nil {
+			logger.Error("create socket error")
+			return
+		}
+		SocketManage[id] = socket
+
+		go Recv(socket)
+	}
 }
 
-//   鏍规嵁cid 鑾峰彇 鎵�鏈夌殑浠诲姟
-func GetAlltask(cid string) (tasks []string) {
-    for _, camsingle := range cameraTasks {
-        if cid == camsingle.Camera.Id {
-            for _, tasksingle := range camsingle.Tasks {
-                tasks = append(tasks, tasksingle.Taskid)
-            }
-                return
-        }
-    }
-    return
+func deleteCameraRecvServer(id string) {
+	if _, isExist := SocketManage[id]; isExist { //瀛樺湪
+		SocketManage[id].Cancel()
+		delete(SocketManage, id)
+		logger.Info("鍒犻櫎server sdk: ", id)
+	}
 }
 
-func Taskdolist(cid string, taskid string, data []byte) {
+//鍔ㄦ�佸鐞�
+func autoUpdateCamera(cameraflag chan bool) {
 
-        //  鏁版嵁鍔犲伐(鎵撴爣绛�)
-        sdkmsg := sdk.SdkData(cid, taskid, data)
-        if sdkmsg.Tasklab == nil {
-            fmt.Println("cid:%s 娌℃湁浠诲姟%s", cid, taskid)
-                return
-        }
+	for _ = range cameraflag {
+		logger.Info("test autodelcameraflag")
+		var oldcameras []string
 
-    //  璁$畻鍒嗗彂鐨勪富棰�
-            SendTopic := sdk.SdkSendTopic(sdkmsg)
-               if _, ok := sdk.SdkMap[SendTopic]; ok {
-                   fmt.Println("鍒嗗彂鐨勪富棰樺瓨鍦�")
-                       sdk.SdkMap[SendTopic] <- sdkmsg
-                       //fmt.Println("閲嶆柊寮�濮嬪惊鐜�: ", sdk.SdkMap)
-               } else {
-                   fmt.Println("鍒嗗彂鐨勪富棰樹笉瀛樺湪")
-               }
+		for key := range SocketManage {
+			oldcameras = append(oldcameras, key)
+		}
+
+		var newcameras []string
+		for _, camnew := range util.CameraIds {
+			newcameras = append(newcameras, camnew.Id)
+		}
+
+		// 鎵嬪姩娣诲姞鐨勫叏閮ㄥ姞涓�
+		for _, recvTopic := range innerRecvTopic {
+			newcameras = append(newcameras, recvTopic)
+		}
+
+		cameraListUpdate := util.Difference(oldcameras, newcameras)
+		logger.Info(cameraListUpdate)
+
+		for key, op := range cameraListUpdate {
+			if op == "add" {
+				createCameraRecvServerAndListen(key)
+			} else {
+				deleteCameraRecvServer(key)
+			}
+		}
+	}
+}
+
+func Recv(socket util.SocketContext) {
+
+	tryCount := 0
+
+	var recvmessage []byte
+	var imagemsg protomsg.Image
+	var err error
+	for {
+		select {
+		case <-socket.Context.Done():
+			logger.Error("listen recv quit")
+			return
+		default:
+			if recvmessage, err = socket.Sock.Recv(); err != nil {
+				//logger.Error("[camera] err is: ", err)
+				if socket.UseSHM {
+					if tryCount > util.SHMMaxTryCount {
+						socket, err = util.NewSocketListen(socket.Mode, socket.URL, socket.UseSHM)
+						fmt.Println("CAMERA SHM TRY :", tryCount, " RESTART IT")
+
+						tryCount = 0
+
+						continue
+					}
+					tryCount++
+				}
+				continue
+			}
+
+			unmsg, err := util.UnCompress(recvmessage)
+			if err != nil {
+				logger.Error(err)
+				continue
+			}
+
+			if err := proto.Unmarshal(unmsg, &imagemsg); err != nil {
+				logger.Error("recv msg is not protomsgImage")
+				continue
+			}
+			if faceExtractWebCID == imagemsg.Cid { //浠ュ浘鎼滃浘
+				doTaskList(imagemsg.Cid, "", faceExtractWebTaskID, recvmessage)
+			} else {
+				taskIDs := GetAllTaskByID(imagemsg.Cid)
+				for _, taskID := range taskIDs {
+					logger.Debug("id: ", imagemsg.Cid, " taskid: ", taskID)
+					doTaskList(imagemsg.Cid, "", taskID, recvmessage)
+				}
+			}
+		}
+	}
+}
+
+//   鎹甤id 鑾峰彇 鎵�鏈夌殑浠诲姟
+func GetAllTaskByID(cid string) (tasks []string) {
+	for _, camsingle := range util.CameraTasks {
+		if cid == camsingle.Camera.Id {
+			for _, tasksingle := range camsingle.Tasks {
+				tasks = append(tasks, tasksingle.Taskid)
+			}
+			return
+		}
+	}
+	return
+}
+
+func doTaskList(cid string, caddr string, taskid string, data []byte) {
+
+	//  鏁版嵁鍔犲伐(鎵撴爣绛�)
+	logger.Debug("taskid: ", taskid, "has ", len(data), "data[]byte")
+	sdkmsg := sdk.ToSdkMsg(cid, caddr, taskid, data)
+	if sdkmsg.Tasklab == nil {
+		logger.Error(cid, " not have taskid: ", taskid)
+		return
+	}
+
+	//  璁$畻鍒嗗彂鐨勪富棰�
+	SendTopic := sdk.GetSdkSendTopic(sdkmsg)
+	logger.Debug(SendTopic)
+	if _, ok := sdk.SdkMap[SendTopic]; ok {
+		sdk.SdkMap[SendTopic] <- sdkmsg
+		logger.Debug("dispute sendtopic success", SendTopic)
+	} else {
+		logger.Debug("鍒嗗彂鐨勪富棰樹笉瀛樺湪")
+	}
 }

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