status polling fix and minior gui tweaks

luasrc/model/cbi/nodered.lua

@@ -11,7 +11,7 @@ m = taskd.docker_map("nodered", "nodered", "/usr/libexec/apps/nodered/nodered.sh
 	translate("Node-RED is a programming tool for wiring together hardware devices, APIs and online services in new and interesting ways.")
 		.. translate("Official website:") .. ' <a href=\"https://www.nodered.org/\" target=\"_blank\">https://www.nodered.org/</a>')
 
-s = m:section(SimpleSection, translate("Service Status"), translate("nodered status:"))
+s = m:section(SimpleSection, translate("Service Status"))
 s:append(Template("nodered/status"))
 
 s = m:section(TypedSection, "nodered", translate("Setup"), translate("Refresh to update settings."))

root/usr/libexec/apps/nodered/nodered.sh

@@ -94,8 +94,13 @@ case "${ACTION}" in
     ;;
   "status")
       APP_NAME="node-red"
-    CONTAINER_NAMES=$(docker ps -a --filter "name=${APP_NAME}" --format '{{.Names}}')
-    docker ps --all -f "name=${CONTAINER_NAMES}" --format '{{.Status}}'
+      CONTAINER_NAME=$(docker ps -a --filter "name=${APP_NAME}" --format '{{.Names}}')
+      CONTAINER_STATUS=$(docker ps --all --filter "name=${CONTAINER_NAME}" --format '{{.Status}}' | awk '/^Up/ { print "up " substr($0, 4) } !/^Up/ && /.+/ { print "down" }')
+      if [ -z "$CONTAINER_NAME" ]; then
+          echo "${APP_NAME} is not installed" 
+      else
+          echo "${CONTAINER_STATUS}"
+      fi
       ;;
   "port")
     APP_NAME="node-red"