Add hostname to server type (#62)

app.go

@@ -94,12 +94,7 @@ type App struct {
 
 var (
 	app = &App{
-		server: &cluster.Server{
-			ID:       uuid.New().String(),
-			Type:     "game",
-			Metadata: map[string]string{},
-			Frontend: true,
-		},
+		server:           cluster.NewServer(uuid.New().String(), "game", true, map[string]string{}),
 		debug:            false,
 		startAt:          time.Now(),
 		dieChan:          make(chan bool),

cluster/server.go

@@ -22,6 +22,7 @@ package cluster
 
 import (
 	"encoding/json"
+	"os"
 
 	"github.com/topfreegames/pitaya/logger"
 )
@@ -32,11 +33,16 @@ type Server struct {
 	Type     string            `json:"type"`
 	Metadata map[string]string `json:"metadata"`
 	Frontend bool              `json:"frontend"`
+	Hostname string            `json:"hostname"`
 }
 
 // NewServer ctor
 func NewServer(id, serverType string, frontend bool, metadata ...map[string]string) *Server {
 	d := make(map[string]string)
+	h, err := os.Hostname()
+	if err != nil {
+		logger.Log.Errorf("failed to get hostname: %s", err.Error())
+	}
 	if len(metadata) > 0 {
 		d = metadata[0]
 	}
@@ -45,6 +51,7 @@ func NewServer(id, serverType string, frontend bool, metadata ...map[string]stri
 		Type:     serverType,
 		Metadata: d,
 		Frontend: frontend,
+		Hostname: h,
 	}
 }
 

cluster/server_test.go

@@ -47,6 +47,7 @@ func TestNewServer(t *testing.T) {
 			assert.Equal(t, table.id, s.ID)
 			assert.Equal(t, table.metadata, s.Metadata)
 			assert.Equal(t, table.frontend, s.Frontend)
+			assert.NotNil(t, s.Hostname)
 		})
 	}
 }