dep:upgrade polaris-go version (#65)

go.mod

@@ -8,7 +8,7 @@ require (
 	github.com/golang/protobuf v1.5.4
 	github.com/google/uuid v1.6.0
 	github.com/hashicorp/errwrap v1.1.0 // indirect
-	github.com/polarismesh/polaris-go v1.6.0-beta.4
+	github.com/polarismesh/polaris-go v1.6.0-beta.5
 	github.com/polarismesh/specification v1.5.1
 	github.com/prometheus/client_golang v1.19.1 // indirect
 	github.com/prometheus/common v0.54.0 // indirect

go.sum

@@ -1695,8 +1695,8 @@ github.com/pkg/sftp v1.10.1/go.mod h1:lYOWFsE0bwd1+KfKJaKeuokY15vzFx25BLbzYYoAxZ
 github.com/pkg/sftp v1.13.1/go.mod h1:3HaPG6Dq1ILlpPZRO0HVMrsydcdLt6HRDccSgb87qRg=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
-github.com/polarismesh/polaris-go v1.6.0-beta.4 h1:II1PVHU9NJtbzZcZj6MMQH7tYjjUrxJQDu9x1dOYhdk=
-github.com/polarismesh/polaris-go v1.6.0-beta.4/go.mod h1:CuXO9bhHGjSoOIMWr4NXf3bJAkRBp5YoM7ibBzENC+c=
+github.com/polarismesh/polaris-go v1.6.0-beta.5 h1:llucvfydWlFWTNeABHbbuVL2ijR7AITx8UG02tx0c/Y=
+github.com/polarismesh/polaris-go v1.6.0-beta.5/go.mod h1:CuXO9bhHGjSoOIMWr4NXf3bJAkRBp5YoM7ibBzENC+c=
 github.com/polarismesh/specification v1.4.1/go.mod h1:rDvMMtl5qebPmqiBLNa5Ps0XtwkP31ZLirbH4kXA0YU=
 github.com/polarismesh/specification v1.5.1 h1:cJ2m0RBepdopGo/e3UpKdsab3NpDZnw5IsVTB1sFc5I=
 github.com/polarismesh/specification v1.5.1/go.mod h1:rDvMMtl5qebPmqiBLNa5Ps0XtwkP31ZLirbH4kXA0YU=

server.go

@@ -26,6 +26,7 @@ import (
 	"os/signal"
 	"strconv"
 	"strings"
+	"sync/atomic"
 	"syscall"
 	"time"
 
@@ -42,6 +43,7 @@ type Server struct {
 	sdkCtx           api.SDKContext
 	providerAPI      api.ProviderAPI
 	registerRequests []*api.InstanceRegisterRequest
+	isStop           int32
 }
 
 // NewServer start polaris server
@@ -126,7 +128,7 @@ func (srv *Server) Serve(lis net.Listener) error {
 
 	go func() {
 		c := make(chan os.Signal, 1)
-		signal.Notify(c, syscall.SIGINT, syscall.SIGTERM)
+		signal.Notify(c, syscall.SIGSEGV, syscall.SIGINT, syscall.SIGTERM)
 		s := <-c
 		log.Printf("[Polaris][Naming] receive quit signal: %v", s)
 		signal.Stop(c)
@@ -138,6 +140,10 @@ func (srv *Server) Serve(lis net.Listener) error {
 
 // Stop deregister and stop
 func (srv *Server) Stop() {
+	if !atomic.CompareAndSwapInt32(&srv.isStop, 0, 1) {
+		return
+	}
+
 	srv.Deregister()
 
 	if !*srv.serverOptions.gracefulStopEnable {