Get working with docker cli args

Dockerfile

@@ -1,4 +1,4 @@
-FROM golang:1.21.5-alpine AS build
+FROM golang:1.21.5-alpine AS builder
 
 # Set the working directory inside the container
 WORKDIR /app
@@ -16,14 +16,14 @@ COPY . .
 RUN CGO_ENABLED=0 GOOS=linux go build -o /gerbil
 
 # Start a new stage from scratch
-FROM ubuntu:22:04  
+FROM ubuntu:22.04 AS runner
 
-RUN RUN apt-get update && apt-get install -y nftables && apt-get clean
+RUN apt-get update && apt-get install -y nftables && apt-get clean
 
 WORKDIR /root/
 
 # Copy the pre-built binary file from the previous stage
-COPY --from=build /gerbil .
+COPY --from=builder /gerbil .
 
 # Command to run the executable
 CMD ["./gerbil"]

Makefile

@@ -1,4 +1,11 @@
-all: 
+
+all:
+	docker build -t gerbil .
+
+test:
+	docker run -it -p 3002:3002 -v ./config_example.json:/config/config.json --cap-add=NET_ADMIN --cap-add=SYS_MODULE gerbil ./gerbil --config /config/config.json
+
+local: 
 	 CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -o gerbil
 
 clean:

docker-compose.yml

@@ -4,13 +4,14 @@ services:
   gerbil:
     image: gerbil
     container_name: gerbil
+    command: ["./gerbil", "--config", "/config/gerbil.conf"]
     cap_add:
       - NET_ADMIN
       - SYS_MODULE
-    volumes:
-      - ./config:/config
     ports:
       - 51820:51820/udp
+    volumes:
+      - ./config_example.json:/config/config.json
     sysctls:
       - net.ipv4.conf.all.src_valid_mark=1
-    restart: unless-stopped
+    restart: unless-stopped

main.go

@@ -19,7 +19,7 @@ import (
 
 var (
 	interfaceName = "wg0"
-	listenAddr    = ":8080"
+	listenAddr    = ":3002"
 )
 
 type WgConfig struct {
@@ -52,7 +52,7 @@ func main() {
 	interfaceNameArg := flag.String("interface", "wg0", "Name of the WireGuard interface")
 	configFile := flag.String("config", "", "Path to local configuration file")
 	remoteConfigURL := flag.String("remoteConfig", "", "URL to fetch remote configuration")
-	listenAddrArg := flag.String("listen", ":8080", "Address to listen on")
+	listenAddrArg := flag.String("listen", ":3002", "Address to listen on")
 	reportBandwidthTo := flag.String("reportBandwidthTo", "", "Address to listen on")
 	flag.Parse()