added httpreader handlefunc

Dockerfile

@@ -20,6 +20,7 @@ COPY --from=build-env /build/cmd/steward/steward /app/
 ENV CONFIG_FOLDER "./etc"
 ENV SOCKET_FOLDER "./tmp"
 ENV TCP_LISTENER ""
+ENV HTTP_LISTENER "localhost:8091"
 ENV DATABASE_FOLDER "./var/lib"
 ENV NODE_NAME ""
 ENV BROKER_ADDRESS "127.0.0.1:4222"
@@ -54,6 +55,7 @@ ENV START_SUB_REQ_N_CLI_COMMAND_CONT ""
 CMD ["ash","-c","env CONFIGFOLDER=./etc/ /app/steward\
     -socketFolder=$SOCKET_FOLDER\
     -tcpListener=$TCP_LISTENER\
+    -httpListener=$HTTP_LISTENER\
     -databaseFolder=$DATABASE_FOLDER\
     -nodeName=$NODE_NAME\
     -brokerAddress=$BROKER_ADDRESS\

read_socket_or_tcp_listener.go

@@ -9,8 +9,6 @@ import (
 	"net"
 	"net/http"
 	"os"
-
-	"github.com/prometheus/client_golang/prometheus/promhttp"
 )
 
 // readSocket will read the .sock file specified.
@@ -160,7 +158,7 @@ func (s *server) readHttpListener() {
 			os.Exit(1)
 		}
 		mux := http.NewServeMux()
-		mux.Handle("/metrics", promhttp.Handler())
+		mux.HandleFunc("/metrics", s.readHTTPlistenerHandler)
 
 		err = http.Serve(n, mux)
 		if err != nil {