fix: remove metadata server from host (#21278)

Co-authored-by: Qiu Jian <qiujian@yunionyun.com>

pkg/hostman/host_services.go

@@ -26,7 +26,6 @@ import (
 	"yunion.io/x/onecloud/pkg/hostman/downloader"
 	"yunion.io/x/onecloud/pkg/hostman/guestfs/fsdriver"
 	"yunion.io/x/onecloud/pkg/hostman/guestman"
-	"yunion.io/x/onecloud/pkg/hostman/guestman/desc"
 	"yunion.io/x/onecloud/pkg/hostman/guestman/guesthandlers"
 	"yunion.io/x/onecloud/pkg/hostman/hostdeployer/deployclient"
 	"yunion.io/x/onecloud/pkg/hostman/hosthandler"
@@ -35,7 +34,6 @@ import (
 	"yunion.io/x/onecloud/pkg/hostman/hostmetrics"
 	"yunion.io/x/onecloud/pkg/hostman/hostutils"
 	"yunion.io/x/onecloud/pkg/hostman/kubehandlers"
-	"yunion.io/x/onecloud/pkg/hostman/metadata"
 	"yunion.io/x/onecloud/pkg/hostman/options"
 	"yunion.io/x/onecloud/pkg/hostman/storageman"
 	"yunion.io/x/onecloud/pkg/hostman/storageman/diskhandlers"
@@ -125,19 +123,6 @@ func (host *SHostService) RunService() {
 
 	host.initHandlers(app)
 
-	// Init Metadata handler
-	go metadata.Start(
-		app_common.InitApp(&options.HostOptions.BaseOptions, false),
-		&metadata.Service{
-			Address: options.HostOptions.Address,
-			Port:    options.HostOptions.Port + 1000,
-			DescGetter: metadata.DescGetterFunc(func(ip string) *desc.SGuestDesc {
-				guestDesc, _ := guestman.GetGuestManager().GetGuestNicDesc("", ip, "", "", false)
-				return guestDesc
-			}),
-		},
-	)
-
 	{
 		cronManager.AddJobEveryFewDays(
 			"CleanRecycleDiskFiles", 1, 3, 0, 0, storageman.CleanRecycleDiskfiles, false)

pkg/hostman/metadata/metadatahandler.go

@@ -135,7 +135,10 @@ func (s *Service) metaData(ctx context.Context, w http.ResponseWriter, r *http.R
 			"ami-launch-index",
 			"block-device-mapping/", "hostname",
 			"instance-id", "instance-type",
-			"local-hostname", "local-ipv4", "mac",
+			"local-hostname",
+			"local-ipv4",
+			"local-ipv6",
+			"mac",
 			"public-hostname", "public-ipv4",
 			"network_config/",
 			"local-sub-ipv4s",
@@ -173,9 +176,12 @@ func (s *Service) metaData(ctx context.Context, w http.ResponseWriter, r *http.R
 					return
 				}
 			}
-		case "hostname", "public-hostname", "local-hostname":
+		case "hostname":
 			hostutils.Response(ctx, w, guestDesc.Name)
 			return
+		case "public-hostname", "local-hostname":
+			hostutils.Response(ctx, w, guestDesc.Hostname)
+			return
 		case "instance-id":
 			hostutils.Response(ctx, w, guestDesc.Uuid)
 			return
@@ -202,6 +208,16 @@ func (s *Service) metaData(ctx context.Context, w http.ResponseWriter, r *http.R
 			}
 			hostutils.Response(ctx, w, strings.Join(ips, "\n"))
 			return
+		case "local-ipv6":
+			ips := make([]string, 0)
+			guestNics := guestDesc.Nics
+			for _, nic := range guestNics {
+				if len(nic.Ip6) > 0 {
+					ips = append(ips, nic.Ip6)
+				}
+			}
+			hostutils.Response(ctx, w, strings.Join(ips, "\n"))
+			return
 		case "local-sub-ipv4s":
 			ips := make([]string, 0)
 			guestNics := guestDesc.Nics