서버, 클라이언트 config 분리

server/server.go

@@ -1,9 +1,12 @@
 package server
 
 import (
+	"encoding/json"
 	"fmt"
 	"net"
+	"os"
 
+	"repositories.action2quare.com/ayo/gocommon/logger"
 	"repositories.action2quare.com/ayo/houston/shared"
 	"repositories.action2quare.com/ayo/houston/shared/protos"
 
@@ -12,11 +15,19 @@ import (
 
 // protoc --go_out=. --go-grpc_out=. protos/*.proto
 type HoustonServer interface {
-	Start(port int) error
+	Start() error
 	Stop()
 	Operation() Operation
 }
 
+type serverConfig struct {
+	GrpcPort int `json:"grpc_port"`
+}
+
+type totalConfig struct {
+	Server serverConfig `json:"houston_server"`
+}
+
 type DeployRequest struct {
 	shared.DeployRequest
 	hostnames []string
@@ -100,6 +111,15 @@ type Operation interface {
 }
 
 func NewServer() HoustonServer {
+	port := 8080
+	if bt, err := os.ReadFile("config.json"); err == nil {
+		var config totalConfig
+		if err := json.Unmarshal(bt, &config); err == nil {
+			if config.Server.GrpcPort == 0 {
+				port = config.Server.GrpcPort
+			}
+		}
+	}
 
 	var opts []grpc.ServerOption
 	grpcServer := grpc.NewServer(opts...)
@@ -113,6 +133,7 @@ func NewServer() HoustonServer {
 		rpcServer: grpcServer,
 		os:        os,
 		ms:        ms,
+		port:      port,
 	}
 }
 
@@ -120,10 +141,12 @@ type houstonServer struct {
 	rpcServer *grpc.Server
 	os        *operationServer
 	ms        *monitorServer
+	port      int
 }
 
-func (hs *houstonServer) Start(port int) error {
-	lis, err := net.Listen("tcp", fmt.Sprintf("0.0.0.0:%d", port))
+func (hs *houstonServer) Start() error {
+	logger.Println("houston server is started at port", hs.port)
+	lis, err := net.Listen("tcp", fmt.Sprintf("0.0.0.0:%d", hs.port))
 	if err != nil {
 		return err
 	}