Peer management login (#83)

* feature: replace RegisterPeer with Login method that does both - registration and login

* test: add management login test

* feature: add WiretrusteeConfig to the Login response to configure peer global config

* feature: add client peer login support

* fix: missing parts

* chore: update go deps

* feature: support Management Service gRPC endpoints [CLIENT]

* feature: finalize client sync with management

* fix: management store peer key lower case restore

* fix: management returns peer ip without a mask

* refactor: remove cmd pkg

* fix: invalid tun interface name on mac

* fix: timeout when calling management client

* fix: tests and lint errors

* fix: golang-test workflow

* fix: client service tests

* fix: iface build

* feature: detect management scheme on startup

* chore: better logs for management

* fix: goreleaser

* fix: lint errors

* fix: signal TLS

* fix: direct Wireguard connection

* chore: verbose logging on direct connection

iface/iface.go

@@ -74,6 +74,30 @@ func configureDevice(iface string, config wgtypes.Config) error {
 	return wg.ConfigureDevice(iface, config)
 }
 
+// Exists checks whether specified Wireguard device exists or not
+func Exists(iface string) (*bool, error) {
+	wg, err := wgctrl.New()
+	if err != nil {
+		return nil, err
+	}
+	defer wg.Close()
+
+	devices, err := wg.Devices()
+	if err != nil {
+		return nil, err
+	}
+
+	var exists bool
+	for _, d := range devices {
+		if d.Name == iface {
+			exists = true
+			return &exists, nil
+		}
+	}
+	exists = false
+	return &exists, nil
+}
+
 // Configure configures a Wireguard interface
 // The interface must exist before calling this method (e.g. call interface.Create() before)
 func Configure(iface string, privateKey string) error {

iface/iface_linux.go

@@ -44,7 +44,7 @@ func CreateWithKernel(iface string, address string) error {
 	}
 
 	// todo do a discovery
-	log.Debugf("setting MTU: %s", iface)
+	log.Debugf("setting MTU: %d interface: %s", defaultMTU, iface)
 	err = netlink.LinkSetMTU(&link, defaultMTU)
 	if err != nil {
 		log.Errorf("error setting MTU on interface: %s", iface)

iface/ifacename.go

@@ -0,0 +1,6 @@
+// +build linux windows
+
+package iface
+
+// WgInterfaceDefault is a default interface name of Wiretrustee
+const WgInterfaceDefault = "wt0"

iface/ifacename_darwin.go

@@ -0,0 +1,6 @@
+// +build darwin
+
+package iface
+
+// WgInterfaceDefault is a default interface name of Wiretrustee
+const WgInterfaceDefault = "utun100"