Fix removal of sockets files on shhutdown

compile.sh

@@ -5,6 +5,12 @@
 function printHelp() {
                 echo $(basename $0)" options:";
                 echo "    -A <Architectures to use> # Compiling to ${ARCHS} now, examples: linux/amd64,linux/arm/v7,linux/arm/v6,linux/arm64"
+                if [ ${FLAG_NOCACHE} -gt 0 ]
+                then
+                        echo "    -C # Do not use cache"
+                else 
+                        echo "    -C # Use cache" 
+                fi
                 if [ ${FLAG_UPLOADIMAGES} -gt 0 ]
                 then
                         echo "    -U # Do not upload images - the default is upload the images to the registry"
@@ -43,8 +49,9 @@ FLAG_UPLOADMANIFEST=1
 ADDITIONAL_TAG=""
 ADDITIONAL_IMAGE_NAME=""
 PUSH_OPTION=""
+FLAG_NOCACHE=0
 
-while getopts hA:B:MST:U name
+while getopts hA:B:MST:UC name
 do
         case $name in
         h)
@@ -52,6 +59,10 @@ do
                 exit 0;;
         A)
                 ARCHS="$OPTARG";;
+        C)
+                [ ${FLAG_NOCACHE} -gt 0 ] && FLAG_NOCACHE=0;
+                [ ${FLAG_NOCACHE} -eq 0 ] && FLAG_NOCACHE=1;
+                ;;
         U)
                 [ ${FLAG_UPLOADIMAGES} -gt 0 ] && FLAG_UPLOADIMAGES=0;
                 [ ${FLAG_UPLOADIMAGES} -eq 0 ] && FLAG_UPLOADIMAGES=1;
@@ -93,6 +104,13 @@ EOF
         fi
 fi
 
+if [ $FLAG_NOCACHE -gt 0 ]
+then
+        CACHE_OPTION="--no-cache"
+else
+        CACHE_OPTION="" 
+fi
+        
 if [ $FLAG_UPLOADIMAGES -gt 0 ]
 then
         PUSH_OPTION="--push"
@@ -100,6 +118,6 @@ else
         PUSH_OPTION="--load"
 fi
         
-docker buildx build  -t "${REPOSITORY_NAME}${IMAGE_NAME}${ADDITIONAL_IMAGE_NAME}:${BUILD_TAG}" --platform=${ARCHS} ${PUSH_OPTION} .
+docker buildx build ${CACHE_OPTION}  -t "${REPOSITORY_NAME}${IMAGE_NAME}${ADDITIONAL_IMAGE_NAME}:${BUILD_TAG}" --platform=${ARCHS} ${PUSH_OPTION} .
 
 exit 0

main.go

@@ -193,17 +193,17 @@ L:
 			}
 
 			var err error
-			for _, devicesInUse := range listDevicesAvailable {
-                                switch devicesInUse.deviceType {
+			for id, _ := range listDevicesAvailable {
+                                switch listDevicesAvailable[id].deviceType {
                                 case deviceFileType :
-                                        devicesInUse.devicePluginSmarter = NewSmarterDevicePlugin(devicesInUse.numDevices, devicesInUse.deviceFile, devicesInUse.deviceName, devicesInUse.socketName)
-                                        if err = devicesInUse.devicePluginSmarter.Serve(); err != nil {
+                                        listDevicesAvailable[id].devicePluginSmarter = NewSmarterDevicePlugin(listDevicesAvailable[id].numDevices, listDevicesAvailable[id].deviceFile, listDevicesAvailable[id].deviceName, listDevicesAvailable[id].socketName)
+                                        if err = listDevicesAvailable[id].devicePluginSmarter.Serve(); err != nil {
                                                 glog.V(0).Info("Could not contact Kubelet, retrying. Did you enable the device plugin feature gate?")
                                                 break
                                         }
                                 case nvidiaSysType :
-                                        devicesInUse.devicePluginNvidia = NewNvidiaDevicePlugin(devicesInUse.numDevices, devicesInUse.deviceName,"NVIDIA_VISIBLE_DEVICES", devicesInUse.socketName, devicesInUse.deviceId)
-                                        if err = devicesInUse.devicePluginNvidia.Serve(); err != nil {
+                                        listDevicesAvailable[id].devicePluginNvidia = NewNvidiaDevicePlugin(listDevicesAvailable[id].numDevices, listDevicesAvailable[id].deviceName,"NVIDIA_VISIBLE_DEVICES", listDevicesAvailable[id].socketName, listDevicesAvailable[id].deviceId)
+                                        if err = listDevicesAvailable[id].devicePluginNvidia.Serve(); err != nil {
                                                 glog.V(0).Info("Could not contact Kubelet, retrying. Did you enable the device plugin feature gate?")
                                                 break
                                         }
@@ -234,13 +234,18 @@ L:
 			default:
 				glog.V(0).Infof("Received signal \"%v\", shutting down.", s)
 				for _, devicesInUse := range listDevicesAvailable {
+                                        glog.V(0).Info("Stopping device ", devicesInUse.deviceName)
                                         switch devicesInUse.deviceType {
                                         case deviceFileType :
+				                glog.V(0).Info("Smarter device type")
                                                 if devicesInUse.devicePluginSmarter != nil {
+				                        glog.V(0).Info("Stopping device")
                                                         devicesInUse.devicePluginSmarter.Stop()
                                                 }
                                         case nvidiaSysType :
+				                glog.V(0).Info("Nvidia device type")
                                                 if devicesInUse.devicePluginNvidia != nil {
+				                        glog.V(0).Info("Stopping device")
                                                         devicesInUse.devicePluginNvidia.Stop()
                                                 }
                                         }

server.go

@@ -94,6 +94,7 @@ func (m *SmarterDevicePlugin) Start() error {
 
 // Stop the gRPC server
 func (m *SmarterDevicePlugin) Stop() error {
+	glog.V(0).Infof("Stopping server with socket ",m.socket)
 	if m.server == nil {
 		return nil
 	}
@@ -101,6 +102,7 @@ func (m *SmarterDevicePlugin) Stop() error {
 	m.server.Stop()
 	m.server = nil
 	close(m.stop)
+	glog.V(0).Info("Server stopped with socket ",m.socket)
 
 	return m.cleanup()
 }
@@ -179,6 +181,7 @@ func (m *SmarterDevicePlugin) PreStartContainer(context.Context, *pluginapi.PreS
 }
 
 func (m *SmarterDevicePlugin) cleanup() error {
+	glog.V(0).Info("Removing file ",m.socket)
 	if err := os.Remove(m.socket); err != nil && !os.IsNotExist(err) {
 		return err
 	}

smarter-device-management-pod-k3s-test-xavier.yaml

@@ -15,7 +15,7 @@ spec:
   nodeName: smarter-jetson-xavier-4bcc2584
   containers:
   - name: smarter-device-manager
-    image: registry.gitlab.com/arm-research/smarter/smarter-device-manager:v1.1.1
+    image: registry.gitlab.com/arm-research/smarter/smarter-device-manager:v1.1.2
     imagePullPolicy: IfNotPresent
     securityContext:
       allowPrivilegeEscalation: false

smarter-device-management-pod-k3s.yaml

@@ -15,7 +15,7 @@ spec:
   nodeName: <replace with node to run>
   containers:
   - name: smarter-device-manager
-    image: registry.gitlab.com/arm-research/smarter/smarter-device-manager:v1.1.1
+    image: registry.gitlab.com/arm-research/smarter/smarter-device-manager:v1.1.2
     imagePullPolicy: IfNotPresent
     securityContext:
       allowPrivilegeEscalation: false

smarter-device-management-pod.yaml

@@ -15,7 +15,7 @@ spec:
   nodeName: <replace with node to run>
   containers:
   - name: smarter-device-manager
-    image: registry.gitlab.com/arm-research/smarter/smarter-device-manager:v1.1.1
+    image: registry.gitlab.com/arm-research/smarter/smarter-device-manager:v1.1.2
     imagePullPolicy: IfNotPresent
     securityContext:
       allowPrivilegeEscalation: false

smarter-device-manager-ds-k3s.yaml

@@ -34,7 +34,7 @@ spec:
       dnsPolicy: ClusterFirstWithHostNet
       containers:
       - name: smarter-device-manager
-        image: registry.gitlab.com/arm-research/smarter/smarter-device-manager:v1.1.1
+        image: registry.gitlab.com/arm-research/smarter/smarter-device-manager:v1.1.2
         imagePullPolicy: IfNotPresent
         securityContext:
           allowPrivilegeEscalation: false

smarter-device-manager-ds-with-configmap-rpi-k3s.yaml

@@ -34,7 +34,7 @@ spec:
       dnsPolicy: ClusterFirstWithHostNet
       containers:
       - name: smarter-device-manager
-        image: registry.gitlab.com/arm-research/smarter/smarter-device-manager:v1.1.1
+        image: registry.gitlab.com/arm-research/smarter/smarter-device-manager:v1.1.2
         imagePullPolicy: IfNotPresent
         securityContext:
           allowPrivilegeEscalation: false

smarter-device-manager-ds-with-configmap-rpi.yaml

@@ -34,7 +34,7 @@ spec:
       dnsPolicy: ClusterFirstWithHostNet
       containers:
       - name: smarter-device-manager
-        image: registry.gitlab.com/arm-research/smarter/smarter-device-manager:v1.1.1
+        image: registry.gitlab.com/arm-research/smarter/smarter-device-manager:v1.1.2
         imagePullPolicy: IfNotPresent
         securityContext:
           allowPrivilegeEscalation: false

smarter-device-manager-ds-with-configmap-xavier-k3s.yaml

@@ -34,7 +34,7 @@ spec:
       dnsPolicy: ClusterFirstWithHostNet
       containers:
       - name: smarter-device-manager
-        image: registry.gitlab.com/arm-research/smarter/smarter-device-manager:v1.1.1
+        image: registry.gitlab.com/arm-research/smarter/smarter-device-manager:v1.1.2
         imagePullPolicy: IfNotPresent
         securityContext:
           allowPrivilegeEscalation: false

smarter-device-manager-ds-with-configmap-xavier.yaml

@@ -34,7 +34,7 @@ spec:
       dnsPolicy: ClusterFirstWithHostNet
       containers:
       - name: smarter-device-manager
-        image: registry.gitlab.com/arm-research/smarter/smarter-device-manager:v1.1.1
+        image: registry.gitlab.com/arm-research/smarter/smarter-device-manager:v1.1.2
         imagePullPolicy: IfNotPresent
         securityContext:
           allowPrivilegeEscalation: false

smarter-device-manager-ds.yaml

@@ -34,7 +34,7 @@ spec:
       dnsPolicy: ClusterFirstWithHostNet
       containers:
       - name: smarter-device-manager
-        image: registry.gitlab.com/arm-research/smarter/smarter-device-manager:v1.1.1
+        image: registry.gitlab.com/arm-research/smarter/smarter-device-manager:v1.1.2
         imagePullPolicy: IfNotPresent
         securityContext:
           allowPrivilegeEscalation: false