[ipcamera] Improvements and fix 503 errors go to offline with Hik

bundles/org.openhab.binding.ipcamera/src/main/java/org/openhab/binding/ipcamera/internal/ChannelTracking.java

@@ -15,6 +15,7 @@
 import org.eclipse.jdt.annotation.NonNullByDefault;
 
 import io.netty.channel.Channel;
+import io.netty.channel.ChannelFuture;
 
 /**
  * The {@link ChannelTracking} Can be used to find the handle for a HTTP channel if you know the URL. The reply can
@@ -43,6 +44,15 @@ public Channel getChannel() {
         return channel;
     }
 
+    /**
+     * Closes the channel, but keeps the HTTP reply stored in the tracker.
+     *
+     * @return ChannelFuture
+     */
+    public ChannelFuture closeChannel() {
+        return channel.close();
+    }
+
     public String getReply() {
         return storedReply;
     }

bundles/org.openhab.binding.ipcamera/src/main/java/org/openhab/binding/ipcamera/internal/DahuaHandler.java

@@ -49,7 +49,7 @@ public DahuaHandler(IpCameraHandler handler, int nvrChannel) {
     }
 
     private void processEvent(String content) {
-        int startIndex = content.indexOf("Code=", 12) + 5;// skip --myboundary
+        int startIndex = content.indexOf("Code=", 12) + 5;// skip --myboundary and Code=
         int endIndex = content.indexOf(";", startIndex + 1);
         if (startIndex == -1 || endIndex == -1) {
             ipCameraHandler.logger.debug("Code= not found in Dahua event. Content was:{}", content);
@@ -177,7 +177,9 @@ private void processEvent(String content) {
             case "LensMaskClose":
                 ipCameraHandler.setChannelState(CHANNEL_ENABLE_PRIVACY_MODE, OnOffType.OFF);
                 break;
+            // Skip these so they are not logged.
             case "TimeChange":
+            case "IntelliFrame":
             case "NTPAdjustTime":
             case "StorageChange":
             case "Reboot":

bundles/org.openhab.binding.ipcamera/src/main/java/org/openhab/binding/ipcamera/internal/Ffmpeg.java

@@ -96,7 +96,7 @@ public void checkKeepAlive() {
     }
 
     private class IpCameraFfmpegThread extends Thread {
-        private ScheduledExecutorService threadPool = Executors.newScheduledThreadPool(2);
+        private ScheduledExecutorService threadPool = Executors.newScheduledThreadPool(1);
         public int countOfMotions;
 
         IpCameraFfmpegThread() {
@@ -220,6 +220,7 @@ public void stopConverting() {
             Process localProcess = process;
             if (localProcess != null) {
                 localProcess.destroyForcibly();
+                process = null;
             }
             if (format.equals(FFmpegFormat.HLS)) {
                 ipCameraHandler.setChannelState(CHANNEL_START_STREAM, OnOffType.OFF);

bundles/org.openhab.binding.ipcamera/src/main/java/org/openhab/binding/ipcamera/internal/HikvisionHandler.java

@@ -196,9 +196,6 @@ public void channelRead(@Nullable ChannelHandlerContext ctx, @Nullable Object ms
                             }
                         }
                         break;
-                    default:
-                        logger.debug("Unhandled reply-{}.", content);
-                        break;
                 }
             }
         } finally {

bundles/org.openhab.binding.ipcamera/src/main/java/org/openhab/binding/ipcamera/internal/MyNettyAuthHandler.java

@@ -89,7 +89,9 @@ public void processAuth(String authenticate, String httpMethod, String requestUR
         /////// Fresh Digest Authenticate method follows as Basic is already handled and returned ////////
         realm = Helper.searchString(authenticate, "realm=\"");
         if (realm.isEmpty()) {
-            logger.warn("Could not find a valid WWW-Authenticate response in :{}", authenticate);
+            logger.warn(
+                    "No valid WWW-Authenticate in response. Has the camera activated the illegal login lock? Details:{}",
+                    authenticate);
             return;
         }
         nonce = Helper.searchString(authenticate, "nonce=\"");
@@ -142,23 +144,17 @@ public void channelRead(@Nullable ChannelHandlerContext ctx, @Nullable Object ms
         if (msg == null || ctx == null) {
             return;
         }
-        boolean closeConnection = true;
-        String authenticate = "";
         if (msg instanceof HttpResponse) {
             HttpResponse response = (HttpResponse) msg;
             if (response.status().code() == 401) {
+                ctx.close();
                 if (!response.headers().isEmpty()) {
+                    String authenticate = "";
                     for (CharSequence name : response.headers().names()) {
                         for (CharSequence value : response.headers().getAll(name)) {
                             if (name.toString().equalsIgnoreCase("WWW-Authenticate")) {
                                 authenticate = value.toString();
                             }
-                            if (name.toString().equalsIgnoreCase("Connection")
-                                    && value.toString().contains("keep-alive")) {
-                                // closeConnection = false;
-                                // trial this for a while to see if it solves too many bytes with digest turned on.
-                                closeConnection = true;
-                            }
                         }
                     }
                     if (!authenticate.isEmpty()) {
@@ -167,24 +163,22 @@ public void channelRead(@Nullable ChannelHandlerContext ctx, @Nullable Object ms
                         ipCameraHandler.cameraConfigError(
                                 "Camera gave no WWW-Authenticate: Your login details must be wrong.");
                     }
-                    if (closeConnection) {
-                        ctx.close();// needs to be here
-                    }
                 }
             } else if (response.status().code() != 200) {
-                logger.debug("Camera at IP:{} gave a reply with a response code of :{}",
-                        ipCameraHandler.cameraConfig.getIp(), response.status().code());
+                ctx.close();
+                switch (response.status().code()) {
+                    case 403:
+                        logger.warn(
+                                "403 Forbidden: Check camera setup or has the camera activated the illegal login lock?");
+                        break;
+                    default:
+                        logger.debug("Camera at IP:{} gave a reply with a response code of :{}",
+                                ipCameraHandler.cameraConfig.getIp(), response.status().code());
+                        break;
+                }
             }
         }
         // Pass the Message back to the pipeline for the next handler to process//
         super.channelRead(ctx, msg);
     }
-
-    @Override
-    public void handlerAdded(@Nullable ChannelHandlerContext ctx) {
-    }
-
-    @Override
-    public void handlerRemoved(@Nullable ChannelHandlerContext ctx) {
-    }
 }