Merge branch 'main' of github.com:fosrl/newt

Minor Updates & Improvements

.go-version

@@ -0,0 +1 @@
+1.23.2

Dockerfile

@@ -15,19 +15,13 @@ COPY . .
 # Build the application
 RUN CGO_ENABLED=0 GOOS=linux go build -o /newt
 
-# Start a new stage from scratch
+FROM alpine:3.19 AS runner
-FROM ubuntu:22.04 AS runner
 
-RUN apt-get update && apt-get install ca-certificates -y  && rm -rf /var/lib/apt/lists/*
+RUN apk --no-cache add ca-certificates
 
-# Copy the pre-built binary file from the previous stage and the entrypoint script
 COPY --from=builder /newt /usr/local/bin/
 COPY entrypoint.sh /
 
 RUN chmod +x /entrypoint.sh
-
-# Copy the entrypoint script
 ENTRYPOINT ["/entrypoint.sh"]
-
-# Command to run the executable
 CMD ["newt"]

Makefile

@@ -6,8 +6,8 @@ docker-build-release:
 		echo "Error: tag is required. Usage: make build-all tag=<tag>"; \
 		exit 1; \
 	fi
-	docker buildx build --platform linux/arm64,linux/amd64 -t fosrl/newt:latest -f Dockerfile --push .
+	docker buildx build --platform linux/arm/v7,linux/arm64,linux/amd64 -t fosrl/newt:latest -f Dockerfile --push .
-	docker buildx build --platform linux/arm64,linux/amd64 -t fosrl/newt:$(tag) -f Dockerfile --push .
+	docker buildx build --platform linux/arm/v7,linux/arm64,linux/amd64 -t fosrl/newt:$(tag) -f Dockerfile --push .
 
 build:
 	docker build -t fosrl/newt:latest .
@@ -23,7 +23,10 @@ local:
 
 go-build-release:
 	CGO_ENABLED=0 GOOS=linux GOARCH=arm64 go build -o bin/newt_linux_arm64
+	CGO_ENABLED=0 GOOS=linux GOARCH=arm GOARM=7 go build -o bin/newt_linux_arm32
+	CGO_ENABLED=0 GOOS=linux GOARCH=arm GOARM=6 go build -o bin/newt_linux_arm32v6
 	CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -o bin/newt_linux_amd64
+	CGO_ENABLED=0 GOOS=linux GOARCH=riscv64 go build -o bin/newt_linux_riscv64
 	CGO_ENABLED=0 GOOS=darwin GOARCH=arm64 go build -o bin/newt_darwin_arm64
 	CGO_ENABLED=0 GOOS=darwin GOARCH=amd64 go build -o bin/newt_darwin_amd64
 	CGO_ENABLED=0 GOOS=windows GOARCH=amd64 go build -o bin/newt_windows_amd64.exe

README.md

@@ -74,6 +74,24 @@ services:
         - --endpoint https://example.com
 ```
 
+Finally a basic systemd service:
+
+```
+[Unit]
+Description=Newt VPN Client
+After=network.target
+
+[Service]
+ExecStart=/usr/local/bin/newt --id 31frd0uzbjvp721 --secret h51mmlknrvrwv8s4r1i210azhumt6isgbpyavxodibx1k2d6 --endpoint https://example.com
+Restart=always
+User=root
+
+[Install]
+WantedBy=multi-user.target
+```
+
+Make sure to `mv ./newt /usr/local/bin/newt`!
+
 ## Build
 
 ### Container 

main.go

@@ -124,7 +124,7 @@ func startPingCheck(tnet *netstack.Net, serverIP string, stopChan chan struct{})
 				err := ping(tnet, serverIP)
 				if err != nil {
 					logger.Warn("Periodic ping failed: %v", err)
-					logger.Warn("HINT: Do you have UDP port 51280 (or the port in config.yml) open on your Pangolin server?")
+					logger.Warn("HINT: Do you have UDP port 51820 (or the port in config.yml) open on your Pangolin server?")
 				}
 			case <-stopChan:
 				logger.Info("Stopping ping check")

proxy/manager.go

@@ -41,7 +41,7 @@ func NewProxyManager(tnet *netstack.Net) *ProxyManager {
 	}
 }
 
-// AddTarget adds a new target for proxying
+// AddTarget adds as new target for proxying
 func (pm *ProxyManager) AddTarget(proto, listenIP string, port int, targetAddr string) error {
 	pm.mutex.Lock()
 	defer pm.mutex.Unlock()
@@ -64,7 +64,7 @@ func (pm *ProxyManager) AddTarget(proto, listenIP string, port int, targetAddr s
 	if pm.running {
 		return pm.startTarget(proto, listenIP, port, targetAddr)
 	} else {
-		logger.Info("Not adding target because not running")
+		logger.Debug("Not adding target because not running")
 	}
 	return nil
 }

websocket/client.go

@@ -228,6 +228,10 @@ func (c *Client) getToken() (string, error) {
 
 	var tokenResp TokenResponse
 	if err := json.NewDecoder(resp.Body).Decode(&tokenResp); err != nil {
+		// print out the token response for debugging
+		buf := new(bytes.Buffer)
+		buf.ReadFrom(resp.Body)
+		logger.Info("Token response: %s", buf.String())
 		return "", fmt.Errorf("failed to decode token response: %w", err)
 	}