Merge pull request #12 from gjermundgaraba/main

Add flag to listen on 0.0.0.0

.golangci.yml

@@ -4,7 +4,6 @@ run:
 
 linters:
   enable:
-    - deadcode
     - errcheck
     - gofmt
     - goimports
@@ -15,10 +14,8 @@ linters:
     - misspell
     - revive
     - staticcheck
-    - structcheck
     - typecheck
     - unused
-    - varcheck
 
 issues:
   exclude-use-default: false

README.md

@@ -19,6 +19,13 @@ should output
 
 Which exposes the [go-da] interface over JSONRPC and can be accessed with an HTTP client like [xh][xh]:
 
+You can also run mock-da with a `-listen-all` flag which will make the process listen on 0.0.0.0 so that it can be accessed from other machines.
+
+```sh
+$ ./mock-da -listen-all
+2024/04/11 12:23:34 Listening on: 0.0.0.0:7980
+```
+
 ### MaxBlobSize
 
 ```sh

cmd/mock-da/main.go

@@ -5,7 +5,6 @@ import (
 	"flag"
 	"fmt"
 	"log"
-	"net/url"
 	"os"
 	"os/signal"
 	"syscall"
@@ -15,20 +14,25 @@ import (
 )
 
 const (
-	// MockDAAddress is the mock address for the gRPC server
-	MockDAAddress = "grpc://localhost:7980"
+	defaultHost = "localhost"
+	defaultPort = "7980"
 )
 
 func main() {
 	var (
-		host string
-		port string
+		host      string
+		port      string
+		listenAll bool
 	)
-	addr, _ := url.Parse(MockDAAddress)
-	flag.StringVar(&port, "port", addr.Port(), "listening port")
-	flag.StringVar(&host, "host", addr.Hostname(), "listening address")
+	flag.StringVar(&port, "port", defaultPort, "listening port")
+	flag.StringVar(&host, "host", defaultHost, "listening address")
+	flag.BoolVar(&listenAll, "listen-all", false, "listen on all network interfaces (0.0.0.0) instead of just localhost")
 	flag.Parse()
 
+	if listenAll {
+		host = "0.0.0.0"
+	}
+
 	srv := proxy.NewServer(host, port, goDATest.NewDummyDA())
 	log.Printf("Listening on: %s:%s", host, port)
 	if err := srv.Start(context.Background()); err != nil {