feat: first project flow

cmd/wiretrustee/cmd_start.go

@@ -0,0 +1,69 @@
+package wiretrustee
+
+import (
+	"context"
+	log "github.com/sirupsen/logrus"
+	"github.com/spf13/cobra"
+	"github.com/wiretrustee/wiretrustee/signal"
+	"github.com/wiretrustee/wiretrustee/signal/proto"
+	"os"
+)
+
+const (
+	ExitSetupFailed = 1
+)
+
+func init() {
+	runCmd := &cobra.Command{
+		Use:   "start",
+		Short: "start wiretrustee",
+		Run: func(cmd *cobra.Command, args []string) {
+			config, err := ReadConfig("config.yml")
+			if err != nil {
+				log.Fatal("failed to load config")
+				os.Exit(ExitSetupFailed)
+			}
+
+			//todo print config
+
+			//todo connect to signal
+			ctx := context.Background()
+			signalClient, err := signal.NewClient(config.SignalAddr, ctx)
+			if err != nil {
+				log.Errorf("error while connecting to the Signal Exchange Service %s: %s", config.SignalAddr, err)
+				os.Exit(ExitSetupFailed)
+			}
+			//todo proper close handling
+			defer func() { signalClient.Close() }()
+
+			signalClient.WaitConnected()
+
+			select {}
+		},
+	}
+	rootCmd.AddCommand(runCmd)
+}
+
+func ReadConfig(path string) (*Config, error) {
+	/*f, err := os.Open(path)
+	if err != nil {
+		return nil, err
+	}
+	defer f.Close()
+
+	bs, err := ioutil.ReadAll(f)
+	if err != nil {
+		return nil, err
+	}
+
+	var cfg Config
+
+	err = yaml.Unmarshal(bs, &cfg)
+	if err != nil {
+		return nil, err
+	}
+
+	return &cfg, nil*/
+
+	return &Config{}, nil
+}

cmd/wiretrustee/config.go

@@ -0,0 +1,12 @@
+package wiretrustee
+
+import "golang.zx2c4.com/wireguard/wgctrl/wgtypes"
+
+type Config struct {
+	// Wireguard private key of local peer
+	PrivateKey wgtypes.Key
+	// configured remote peers (Wireguard public keys)
+	Peers string
+	// host:port of the signal server
+	SignalAddr string
+}