Moved server and client configs into their separate folders instead of in a shared utils folder

client/config.go

@@ -0,0 +1,66 @@
+package main
+
+import (
+	"encoding/json"
+	"flag"
+	"os"
+	"path"
+
+	"gopkg.in/yaml.v3"
+)
+
+type Config struct {
+	TLS  bool   `json:"tls" yaml:"tls"`
+	Key  string `json:"key" yaml:"key"`
+	Cert string `json:"cert" yaml:"cert"`
+	Port uint16 `json:"port" yaml:"port"`
+	Addr string `json:"addr" yaml:"addr"`
+}
+
+func GetConfig() Config {
+	// Shared
+	tls := flag.Bool("tls", false, "Start the server in TLS mode. Default is false")
+	key := flag.String("key", "", "The private key file path.")
+	cert := flag.String("cert", "", "The signed certificate file path.")
+	port := flag.Int("port", 7480, "Port to use. Default is 7480")
+	config := flag.String(
+		"config",
+		"",
+		`File path to a JSON or YAML config file.The values in this config file will override the flag values.`,
+	)
+	addr := flag.String("addr", "127.0.0.1", "On client, this is the address of a server node to connect to.")
+
+	flag.Parse()
+
+	var conf Config
+
+	if len(*config) > 0 {
+		// Load config from config file
+		if f, err := os.Open(*config); err != nil {
+			panic(err)
+		} else {
+			defer f.Close()
+
+			ext := path.Ext(f.Name())
+
+			if ext == ".json" {
+				json.NewDecoder(f).Decode(&conf)
+			}
+
+			if ext == ".yaml" || ext == ".yml" {
+				yaml.NewDecoder(f).Decode(&conf)
+			}
+		}
+
+	} else {
+		conf = Config{
+			TLS:  *tls,
+			Key:  *key,
+			Cert: *cert,
+			Addr: *addr,
+			Port: uint16(*port),
+		}
+	}
+
+	return conf
+}