diff --git a/example/all/config/config.toml b/example/all/config/config.toml
index b13db55cd3..c33c315d35 100644
--- a/example/all/config/config.toml
+++ b/example/all/config/config.toml
@@ -32,3 +32,5 @@
         type = "const"
         param = 0.001
 
+[jupiter.reliability.sentinel]
+    appName = "demo"
\ No newline at end of file
diff --git a/example/all/internal/app/demo/engine.go b/example/all/internal/app/demo/engine.go
index e61b67117a..0fe5ec7dcf 100644
--- a/example/all/internal/app/demo/engine.go
+++ b/example/all/internal/app/demo/engine.go
@@ -17,8 +17,11 @@ package demo
 import (
 	"time"
 
+	sentinel_echo "github.com/alibaba/sentinel-golang/adapter/echo"
+	"github.com/alibaba/sentinel-golang/core/flow"
 	"github.com/douyu/jupiter"
 	"github.com/douyu/jupiter/example/all/internal/app/greeter"
+	"github.com/douyu/jupiter/pkg/sentinel"
 	"github.com/douyu/jupiter/pkg/server/xecho"
 	"github.com/douyu/jupiter/pkg/server/xgrpc"
 	"github.com/douyu/jupiter/pkg/util/xgo"
@@ -26,6 +29,8 @@ import (
 	"github.com/douyu/jupiter/pkg/xlog"
 	"github.com/labstack/echo/v4"
 	"google.golang.org/grpc/examples/helloworld/helloworld"
+
+	sentinel_grpc "github.com/alibaba/sentinel-golang/adapter/grpc"
 )
 
 type Engine struct {
@@ -36,9 +41,8 @@ func NewEngine() *Engine {
 	eng := &Engine{}
 
 	if err := eng.Startup(
-		eng.loadConfig,
-		// eng.printLogs,
-		// eng.startJobs,
+		eng.startJobs,
+		eng.initSentinel,
 		xgo.ParallelWithError(
 			eng.serveHTTP,
 			eng.serveGRPC,
@@ -47,24 +51,17 @@ func NewEngine() *Engine {
 		xlog.Panic("startup engine", xlog.Any("err", err))
 	}
 
-	// flush logger before exit application
-	eng.Defer(eng.flushLogger)
 	return eng
 }
 
-func (eng *Engine) loadConfig() error {
-	// todo something
-	return nil
-}
-
-func (eng *Engine) startCacheMonitor() error {
-	// todo something
-	return nil
-}
-
-func (eng *Engine) flushLogger() error {
-	// todo something
-	return nil
+func (eng *Engine) initSentinel() error {
+	var config = sentinel.DefaultConfig()
+	config.FlowRules = append(config.FlowRules, &flow.FlowRule{
+		Resource:   "GET:/ping",
+		MetricType: flow.QPS,
+		Count:      1,
+	})
+	return config.InitSentinelCoreComponent()
 }
 
 func (eng *Engine) startJobs() error {
@@ -75,13 +72,30 @@ func (eng *Engine) startJobs() error {
 
 func (eng *Engine) serveHTTP() error {
 	server := xecho.StdConfig("http").Build()
+	server.Use(
+		sentinel_echo.SentinelMiddleware(
+			// customize resource extractor if required
+			// method_path by default
+			sentinel_echo.WithResourceExtractor(func(ctx echo.Context) string {
+				return ctx.Request().Method + ":" + ctx.Path()
+			}),
+			// customize block fallback if required
+			// abort with status 429 by default
+			sentinel_echo.WithBlockFallback(func(ctx echo.Context) error {
+				return ctx.JSON(400, map[string]interface{}{
+					"err":  "too many requests; the quota used up",
+					"code": 10222,
+				})
+			}),
+		),
+	)
 	server.GET("/ping", func(ctx echo.Context) error {
 		return ctx.JSON(200, "pong")
 	})
 	server.GET("/panic", func(ctx echo.Context) error {
 		panic("panic")
 	})
-	//this is a demo: support proxy for http to grpc controller
+	// this is a demo: support proxy for http to grpc controller
 	g := greeter.Greeter{}
 	server.GET("/grpc", xecho.GRPCProxyWrapper(g.SayHello))
 	server.POST("/grpc-post", xecho.GRPCProxyWrapper(g.SayHello))
@@ -89,7 +103,11 @@ func (eng *Engine) serveHTTP() error {
 }
 
 func (eng *Engine) serveGRPC() error {
-	server := xgrpc.StdConfig("grpc").Build()
+	server := xgrpc.StdConfig("grpc").
+		WithUnaryInterceptor(sentinel_grpc.NewUnaryServerInterceptor()).
+		WithStreamInterceptor(sentinel_grpc.NewStreamServerInterceptor()).
+		Build()
+
 	helloworld.RegisterGreeterServer(server.Server, new(greeter.Greeter))
 	return eng.Serve(server)
 }
diff --git a/example/client/etcd/main.go b/example/client/etcd/main.go
index 17de9d786d..ada97dad20 100644
--- a/example/client/etcd/main.go
+++ b/example/client/etcd/main.go
@@ -16,11 +16,12 @@ package main
 
 import (
 	"context"
+	"time"
+
+	"github.com/coreos/etcd/clientv3"
 	"github.com/douyu/jupiter"
 	"github.com/douyu/jupiter/pkg/client/etcdv3"
 	"github.com/douyu/jupiter/pkg/xlog"
-	"go.etcd.io/etcd/clientv3"
-	"time"
 )
 
 func main() {
diff --git a/example/http/gin/gin.REMOVED.git-id b/example/http/gin/gin.REMOVED.git-id
new file mode 100644
index 0000000000..f63eef29e6
--- /dev/null
+++ b/example/http/gin/gin.REMOVED.git-id
@@ -0,0 +1 @@
+de8fd896ddd03628eae8a250d1820254f2aa6720
\ No newline at end of file
diff --git a/go.mod b/go.mod
index 3ba5c5e142..3f30ea3dfe 100644
--- a/go.mod
+++ b/go.mod
@@ -4,13 +4,14 @@ go 1.14
 
 require (
 	github.com/BurntSushi/toml v0.3.1
+	github.com/alibaba/sentinel-golang v0.4.0
 	github.com/apache/rocketmq-client-go v0.0.0-20191211114916-85ee94b43cef
 	github.com/codahale/hdrhistogram v0.0.0-20161010025455-3a0bb77429bd // indirect
 	github.com/codegangsta/inject v0.0.0-20150114235600-33e0aa1cb7c0
-	github.com/coreos/go-semver v0.3.0 // indirect
+	github.com/coreos/etcd v3.3.22+incompatible
 	github.com/coreos/go-systemd v0.0.0-20191104093116-d3cd4ed1dbcf // indirect
-	github.com/coreos/pkg v0.0.0-20180928190104-399ea9e2e55f // indirect
 	github.com/davecgh/go-spew v1.1.1
+	github.com/dustin/go-humanize v0.0.0-20171111073723-bb3d318650d4 // indirect
 	github.com/fatih/structtag v1.2.0
 	github.com/flosch/pongo2 v0.0.0-20200518135938-dfb43dbdc22a
 	github.com/fsnotify/fsnotify v1.4.9
@@ -19,8 +20,8 @@ require (
 	github.com/go-resty/resty/v2 v2.2.0
 	github.com/golang/groupcache v0.0.0-20200121045136-8c9f03a8e57e // indirect
 	github.com/golang/protobuf v1.4.2
-	github.com/google/uuid v1.1.1 // indirect
 	github.com/gopherjs/gopherjs v0.0.0-20200217142428-fce0ec30dd00 // indirect
+	github.com/grpc-ecosystem/go-grpc-middleware v1.0.1-0.20190118093823-f849b5445de4 // indirect
 	github.com/grpc-ecosystem/go-grpc-prometheus v1.2.0
 	github.com/jinzhu/gorm v1.9.12
 	github.com/json-iterator/go v1.1.9
@@ -39,7 +40,6 @@ require (
 	github.com/tidwall/pretty v1.0.1
 	github.com/uber/jaeger-client-go v2.23.1+incompatible
 	github.com/uber/jaeger-lib v2.2.0+incompatible // indirect
-	go.etcd.io/etcd v0.5.0-alpha.5.0.20200401174654-e694b7bb0875
 	go.uber.org/automaxprocs v1.3.0
 	go.uber.org/multierr v1.5.0
 	go.uber.org/zap v1.15.0
@@ -48,7 +48,5 @@ require (
 	golang.org/x/tools v0.0.0-20200527183253-8e7acdbce89d // indirect
 	google.golang.org/genproto v0.0.0-20190819201941-24fa4b261c55
 	google.golang.org/grpc v1.26.0
-	sigs.k8s.io/yaml v1.2.0 // indirect
+	sigs.k8s.io/yaml v1.1.0 // indirect
 )
-
-// replace github.com/coreos/bbolt => go.etcd.io/bbolt v1.3.3
diff --git a/go.sum b/go.sum
index 358a084d10..31bc691264 100644
--- a/go.sum
+++ b/go.sum
@@ -1,57 +1,112 @@
 cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
 dmitri.shuralyov.com/gpu/mtl v0.0.0-20190408044501-666a987793e9/go.mod h1:H6x//7gZCb22OMCxBHrMx7a5I7Hp++hsVxbQ4BYO7hU=
+github.com/Azure/azure-sdk-for-go v16.0.0+incompatible/go.mod h1:9XXNKU+eRnpl9moKnB4QOLf1HestfXbmab5FXxiDBjc=
+github.com/Azure/go-ansiterm v0.0.0-20170929234023-d6e3b3328b78/go.mod h1:LmzpDX56iTiv29bbRTIsUNlaFfuhWRQBWjQdVyAevI8=
+github.com/Azure/go-autorest v10.7.0+incompatible/go.mod h1:r+4oMnoxhatjLLJ6zxSWATqVooLgysK6ZNox3g/xq24=
+github.com/Azure/go-autorest v10.15.3+incompatible/go.mod h1:r+4oMnoxhatjLLJ6zxSWATqVooLgysK6ZNox3g/xq24=
 github.com/BurntSushi/toml v0.3.1 h1:WXkYYl6Yr3qBf1K79EBnL4mak0OimBfB0XUf9Vl28OQ=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
 github.com/BurntSushi/xgb v0.0.0-20160522181843-27f122750802/go.mod h1:IVnqGOEym/WlBOVXweHU+Q+/VP0lqqI8lqeDx9IjBqo=
+github.com/DataDog/datadog-go v2.2.0+incompatible/go.mod h1:LButxg5PwREeZtORoXG3tL4fMGNddJ+vMq1mwgfaqoQ=
+github.com/Jeffail/gabs v1.1.0/go.mod h1:6xMvQMK4k33lb7GUUpaAPh6nKMmemQeg5d4gn7/bOXc=
+github.com/Microsoft/go-winio v0.4.3/go.mod h1:VhR8bwka0BXejwEJY73c50VrPtXAaKcyvVC4A4RozmA=
+github.com/NYTimes/gziphandler v1.0.1/go.mod h1:3wb06e3pkSAbeQ52E9H9iFoQsEEwGN64994WTCIhntQ=
+github.com/Nvveen/Gotty v0.0.0-20120604004816-cd527374f1e5/go.mod h1:lmUJ/7eu/Q8D7ML55dXQrVaamCz2vxCfdQBasLZfHKk=
+github.com/SAP/go-hdb v0.12.0/go.mod h1:etBT+FAi1t5k3K3tf5vQTnosgYmhDkRi8jEnQqCnxF0=
+github.com/SermoDigital/jose v0.0.0-20180104203859-803625baeddc/go.mod h1:ARgCUhI1MHQH+ONky/PAtmVHQrP5JlGY0F3poXOp/fA=
+github.com/StackExchange/wmi v0.0.0-20180116203802-5d049714c4a6/go.mod h1:3eOhrUMpNV+6aFIbp5/iudMxNCF27Vw2OZgy4xEx0Fg=
+github.com/StackExchange/wmi v0.0.0-20190523213315-cbe66965904d h1:G0m3OIz70MZUWq3EgK3CesDbo8upS2Vm9/P3FtgI+Jk=
+github.com/StackExchange/wmi v0.0.0-20190523213315-cbe66965904d/go.mod h1:3eOhrUMpNV+6aFIbp5/iudMxNCF27Vw2OZgy4xEx0Fg=
+github.com/Workiva/go-datastructures v1.0.50/go.mod h1:Z+F2Rca0qCsVYDS8z7bAGm8f3UkzuWYS/oBZz5a7VVA=
+github.com/abdullin/seq v0.0.0-20160510034733-d5467c17e7af/go.mod h1:5Jv4cbFiHJMsVxt52+i0Ha45fjshj6wxYr1r19tB9bw=
+github.com/afex/hystrix-go v0.0.0-20180502004556-fa1af6a1f4f5/go.mod h1:SkGFH1ia65gfNATL8TAiHDNxPzPdmEL5uirI2Uyuz6c=
 github.com/alecthomas/template v0.0.0-20160405071501-a0175ee3bccc/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
 github.com/alecthomas/template v0.0.0-20190718012654-fb15b899a751/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
 github.com/alecthomas/units v0.0.0-20151022065526-2efee857e7cf/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0=
 github.com/alecthomas/units v0.0.0-20190717042225-c3de453c63f4/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0=
+github.com/alibaba/sentinel-golang v0.4.0 h1:0ZMzk/RvchtJi9rUtRt69WGXxPld7EjnNdQPiAdDQVM=
+github.com/alibaba/sentinel-golang v0.4.0/go.mod h1:kBJB6+sRoUaUhXk292YwQEZTVtr80lQpg0G7l5w76IY=
+github.com/aliyun/alibaba-cloud-sdk-go v0.0.0-20190802083043-4cd0c391755e/go.mod h1:myCDvQSzCW+wB1WAlocEru4wMGJxy+vlxHdhegi1CDQ=
+github.com/aliyun/aliyun-oss-go-sdk v0.0.0-20190307165228-86c17b95fcd5/go.mod h1:T/Aws4fEfogEE9v+HPhhw+CntffsBHJ8nXQCwKr0/g8=
+github.com/apache/dubbo-go v0.1.2-0.20200224151332-dd1a3c24d656/go.mod h1:jKjRwql1YysttGXL9UtOoMaQ/alWQ/eVFKBTLq5+B/0=
+github.com/apache/dubbo-go-hessian2 v1.3.1-0.20200111150223-4ce8c8d0d7ac/go.mod h1:VwEnsOMidkM1usya2uPfGpSLO9XUF//WQcWn3y+jFz8=
 github.com/apache/rocketmq-client-go v0.0.0-20191211114916-85ee94b43cef h1:O9vKNWRVdw1wb7vOLpcOHBUC5mEV2ICswIruw4Kq4io=
 github.com/apache/rocketmq-client-go v0.0.0-20191211114916-85ee94b43cef/go.mod h1:u76Qs5/j7mpSrin0NBm7xFotMYm1sH1uP4mWyfBVqnc=
+github.com/armon/circbuf v0.0.0-20150827004946-bbbad097214e/go.mod h1:3U/XgcO3hCbHZ8TKRvWD2dDTCfh9M9ya+I9JpbB7O8o=
+github.com/armon/go-metrics v0.0.0-20180917152333-f0300d1749da/go.mod h1:Q73ZrmVTwzkszR9V5SSuryQ31EELlFMUz1kKyl939pY=
+github.com/armon/go-metrics v0.0.0-20190430140413-ec5e00d3c878/go.mod h1:3AMJUQhVx52RsWOnlkpikZr01T/yAVN2gn0861vByNg=
+github.com/armon/go-radix v0.0.0-20180808171621-7fddfc383310/go.mod h1:ufUuZ+zHj4x4TnLV4JWEpy2hxWSpsRywHrMgIH9cCH8=
+github.com/asaskevich/govalidator v0.0.0-20180319081651-7d2e70ef918f/go.mod h1:lB+ZfQJz7igIIfQNfa7Ml4HSf2uFQQRzpGGRXenZAgY=
+github.com/aws/aws-sdk-go v1.15.24/go.mod h1:mFuSZ37Z9YOHbQEwBWztmVzqXrEkub65tZoCYDt7FT0=
+github.com/baiyubin/aliyun-sts-go-sdk v0.0.0-20180326062324-cfa1a18b161f/go.mod h1:AuiFmCCPBSrqvVMvuqFuk0qogytodnVFVSN5CeJB8Gc=
 github.com/beorn7/perks v0.0.0-20180321164747-3a771d992973/go.mod h1:Dwedo/Wpr24TaqPxmxbtue+5NUziq4I4S80YR8gNf3Q=
 github.com/beorn7/perks v1.0.0/go.mod h1:KWe93zE9D1o94FZ5RNwFwVgaQK1VOXiVxmqh+CedLV8=
 github.com/beorn7/perks v1.0.1 h1:VlbKKnNfV8bJzeqoa4cOKqO6bYr3WgKZxO8Z16+hsOM=
 github.com/beorn7/perks v1.0.1/go.mod h1:G2ZrVWU2WbWT9wwq4/hrbKbnv/1ERSJQ0ibhJ6rlkpw=
 github.com/bgentry/speakeasy v0.1.0/go.mod h1:+zsyZBPWlz7T6j88CTgSN5bM796AkVf0kBD4zp0CCIs=
+github.com/bitly/go-hostpool v0.0.0-20171023180738-a3a6125de932/go.mod h1:NOuUCSz6Q9T7+igc/hlvDOUdtWKryOrtFyIVABv/p7k=
+github.com/bmizerany/assert v0.0.0-20160611221934-b7ed37b82869/go.mod h1:Ekp36dRnpXw/yCqJaO+ZrUyxD+3VXMFFr56k5XYrpB4=
+github.com/boltdb/bolt v1.3.1/go.mod h1:clJnj/oiGkjum5o1McbSZDSLxVThjynRyGBgiAx27Ps=
+github.com/buger/jsonparser v0.0.0-20181115193947-bf1c66bbce23/go.mod h1:bbYlZJ7hK1yFx9hf58LP0zeX7UjIGs20ufpu3evjr+s=
+github.com/cenkalti/backoff v2.1.1+incompatible/go.mod h1:90ReRw6GdpyfrHakVjL/QHaoyV4aDUVVkXQJJJ3NXXM=
 github.com/census-instrumentation/opencensus-proto v0.2.1/go.mod h1:f6KPmirojxKA12rnyqOA5BBL4O983OfeGPqjHWSTneU=
 github.com/cespare/xxhash/v2 v2.1.1 h1:6MnRN8NT7+YBpUIWxHtefFZOKTAPgGjpQSxqLNn0+qY=
 github.com/cespare/xxhash/v2 v2.1.1/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs=
+github.com/circonus-labs/circonus-gometrics v2.3.1+incompatible/go.mod h1:nmEj6Dob7S7YxXgwXpfOuvO54S+tGdZdw9fuRZt25Ag=
+github.com/circonus-labs/circonusllhist v0.1.3/go.mod h1:kMXHVDlOchFAehlya5ePtbp5jckzBHf4XRpQvBOLI+I=
 github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
-github.com/cockroachdb/datadriven v0.0.0-20190809214429-80d97fb3cbaa h1:OaNxuTZr7kxeODyLWsRMC+OD03aFUH+mW6r2d+MWa5Y=
-github.com/cockroachdb/datadriven v0.0.0-20190809214429-80d97fb3cbaa/go.mod h1:zn76sxSg3SzpJ0PPJaLDCu+Bu0Lg3sKTORVIj19EIF8=
 github.com/codahale/hdrhistogram v0.0.0-20161010025455-3a0bb77429bd h1:qMd81Ts1T2OTKmB4acZcyKaMtRnY5Y44NuXGX2GFJ1w=
 github.com/codahale/hdrhistogram v0.0.0-20161010025455-3a0bb77429bd/go.mod h1:sE/e/2PUdi/liOCUjSTXgM1o87ZssimdTWN964YiIeI=
 github.com/codegangsta/inject v0.0.0-20150114235600-33e0aa1cb7c0 h1:sDMmm+q/3+BukdIpxwO365v/Rbspp2Nt5XntgQRXq8Q=
 github.com/codegangsta/inject v0.0.0-20150114235600-33e0aa1cb7c0/go.mod h1:4Zcjuz89kmFXt9morQgcfYZAYZ5n8WHjt81YYWIwtTM=
-github.com/coreos/go-semver v0.2.0 h1:3Jm3tLmsgAYcjC+4Up7hJrFBPr+n7rAqYeSw/SZazuY=
-github.com/coreos/go-semver v0.2.0/go.mod h1:nnelYz7RCh+5ahJtPPxZlU+153eP4D4r3EedlOD2RNk=
+github.com/containerd/continuity v0.0.0-20181203112020-004b46473808/go.mod h1:GL3xCUCBDV3CZiTSEKksMWbLE66hEyuu9qyDOOqM47Y=
+github.com/coredns/coredns v1.1.2/go.mod h1:zASH/MVDgR6XZTbxvOnsZfffS+31vg6Ackf/wo1+AM0=
+github.com/coreos/bbolt v1.3.3 h1:n6AiVyVRKQFNb6mJlwESEvvLoDyiTzXX7ORAUlkeBdY=
+github.com/coreos/bbolt v1.3.3/go.mod h1:iRUV2dpdMOn7Bo10OQBFzIJO9kkE559Wcmn+qkEiiKk=
+github.com/coreos/etcd v3.3.13+incompatible h1:8F3hqu9fGYLBifCmRCJsicFqDx/D68Rt3q1JMazcgBQ=
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 github.com/fatih/color v1.7.0/go.mod h1:Zm6kSWBoL9eyXnKyktHP6abPY2pDugNf5KwzbycvMj4=
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@@ -59,22 +114,32 @@ github.com/flosch/pongo2 v0.0.0-20200518135938-dfb43dbdc22a/go.mod h1:StS3bHLP8n
 github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMoQvtojpjFo=
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 github.com/go-playground/validator/v10 v10.2.0 h1:KgJ0snyC2R9VXYN2rneOtQcw5aHQB1Vv0sFl1UcHBOY=
@@ -83,18 +148,23 @@ github.com/go-redis/redis v6.15.8+incompatible h1:BKZuG6mCnRj5AOaWJXoCgf6rqTYnYJ
 github.com/go-redis/redis v6.15.8+incompatible/go.mod h1:NAIEuMOZ/fxfXJIrKDQDz8wamY7mA7PouImQ2Jvg6kA=
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 github.com/golang/glog v0.0.0-20160126235308-23def4e6c14b/go.mod h1:SBH7ygxi8pfUlaOkMMuAQtPIUF8ecWP5IEl/CR7VP2Q=
-github.com/golang/groupcache v0.0.0-20160516000752-02826c3e7903/go.mod h1:cIg4eruTrX1D+g88fzRXU5OdNfaM+9IcxsU14FzY7Hc=
+github.com/golang/groupcache v0.0.0-20190702054246-869f871628b6/go.mod h1:cIg4eruTrX1D+g88fzRXU5OdNfaM+9IcxsU14FzY7Hc=
 github.com/golang/groupcache v0.0.0-20200121045136-8c9f03a8e57e h1:1r7pUrabqp18hOBcwBwiTsbnFeTZHV9eER/QT5JVZxY=
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@@ -111,6 +181,10 @@ github.com/golang/protobuf v1.4.0-rc.4.0.20200313231945-b860323f09d0/go.mod h1:W
 github.com/golang/protobuf v1.4.0/go.mod h1:jodUvKwWbYaEsadDk5Fwe5c77LiNKVO9IDvqG2KuDX0=
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+github.com/golang/snappy v0.0.0-20180518054509-2e65f85255db/go.mod h1:/XxbfmMg8lxefKM7IXC3fBNl/7bRcc72aCRzEWrmP2Q=
+github.com/golang/snappy v0.0.1/go.mod h1:/XxbfmMg8lxefKM7IXC3fBNl/7bRcc72aCRzEWrmP2Q=
+github.com/google/btree v0.0.0-20180813153112-4030bb1f1f0c/go.mod h1:lNA+9X1NB3Zf8V7Ke586lFgjr2dZNuvo3lPJSGZ5JPQ=
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@@ -118,38 +192,96 @@ github.com/google/go-cmp v0.3.0/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMyw
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 github.com/smartystreets/goconvey v0.0.0-20190710185942-9d28bd7c0945 h1:N8Bg45zpk/UcpNGnfJt2y/3lRWASHNTUET8owPYCgYI=
 github.com/smartystreets/goconvey v0.0.0-20190710185942-9d28bd7c0945/go.mod h1:syvi0/a8iFYH4r/RixwvyeAJjdLS9QV7WQ/tjFTllLA=
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 github.com/spf13/cast v1.3.1/go.mod h1:Qx5cxh0v+4UWYiBimWS+eyWzqEqokIECu5etghLkUJE=
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-github.com/spf13/pflag v1.0.1 h1:aCvUg6QPl3ibpQUxyLkrEkCHtPqYJL4x9AuhqVqFis4=
-github.com/spf13/pflag v1.0.1/go.mod h1:DYY7MBk1bdzusC3SYhjObp+wFpr4gzcvqqNjLnInEg4=
+github.com/spf13/pflag v1.0.2/go.mod h1:DYY7MBk1bdzusC3SYhjObp+wFpr4gzcvqqNjLnInEg4=
+github.com/spf13/pflag v1.0.3/go.mod h1:DYY7MBk1bdzusC3SYhjObp+wFpr4gzcvqqNjLnInEg4=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/objx v0.1.1 h1:2vfRuCMp5sSVIDSqO8oNnWJq7mPa6KVP3iPIwFBuy8A=
 github.com/stretchr/objx v0.1.1/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
@@ -266,15 +450,23 @@ github.com/stretchr/testify v1.4.0 h1:2E4SXV/wtOkTonXsotYi4li6zVWxYlZuYNCXe9XRJy
 github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4=
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 github.com/stretchr/testify v1.6.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
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+github.com/tent/http-link-go v0.0.0-20130702225549-ac974c61c2f9/go.mod h1:RHkNRtSLfOK7qBTHaeSX1D6BNpI3qw7NTxsmNr4RvN8=
+github.com/tevid/gohamcrest v1.1.1/go.mod h1:3UvtWlqm8j5JbwYZh80D/PVBt0mJ1eJiYgZMibh0H/k=
 github.com/tidwall/gjson v1.2.1 h1:j0efZLrZUvNerEf6xqoi0NjWMK5YlLrR7Guo/dxY174=
 github.com/tidwall/gjson v1.2.1/go.mod h1:c/nTNbUr0E0OrXEhq1pwa8iEgc2DOt4ZZqAt1HtCkPA=
+github.com/tidwall/gjson v1.6.0 h1:9VEQWz6LLMUsUl6PueE49ir4Ka6CzLymOAZDxpFsTDc=
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 github.com/tidwall/match v1.0.1 h1:PnKP62LPNxHKTwvHHZZzdOAOCtsJTjo6dZLCwpKm5xc=
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 github.com/tidwall/pretty v0.0.0-20190325153808-1166b9ac2b65/go.mod h1:XNkn88O1ChpSDQmQeStsy+sBenx6DDtFZJxhVysOjyk=
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-github.com/tmc/grpc-websocket-proxy v0.0.0-20170815181823-89b8d40f7ca8 h1:ndzgwNDnKIqyCvHTXaCqh9KlOWKvBry6nuXMJmonVsE=
-github.com/tmc/grpc-websocket-proxy v0.0.0-20170815181823-89b8d40f7ca8/go.mod h1:ncp9v5uamzpCO7NfCPTXjqaC+bZgJeR0sMTm6dMHP7U=
+github.com/tmc/grpc-websocket-proxy v0.0.0-20190109142713-0ad062ec5ee5 h1:LnC5Kc/wtumK+WB441p7ynQJzVuNRJiqddSIE3IlSEQ=
+github.com/tmc/grpc-websocket-proxy v0.0.0-20190109142713-0ad062ec5ee5/go.mod h1:ncp9v5uamzpCO7NfCPTXjqaC+bZgJeR0sMTm6dMHP7U=
+github.com/toolkits/concurrent v0.0.0-20150624120057-a4371d70e3e3/go.mod h1:QDlpd3qS71vYtakd2hmdpqhJ9nwv6mD6A30bQ1BPBFE=
+github.com/tv42/httpunix v0.0.0-20150427012821-b75d8614f926/go.mod h1:9ESjWnEqriFuLhtthL60Sar/7RFoluCcXsuvEwTV5KM=
 github.com/uber/jaeger-client-go v2.23.1+incompatible h1:uArBYHQR0HqLFFAypI7RsWTzPSj/bDpmZZuQjMLSg1A=
 github.com/uber/jaeger-client-go v2.23.1+incompatible/go.mod h1:WVhlPFC8FDjOFMMWRy2pZqQJSXxYSwNYOkTr/Z6d3Kk=
 github.com/uber/jaeger-lib v2.2.0+incompatible h1:MxZXOiR2JuoANZ3J6DE/U0kSFv/eJ/GfSYVCjK7dyaw=
@@ -283,21 +475,20 @@ github.com/ugorji/go v1.1.7 h1:/68gy2h+1mWMrwZFeD1kQialdSzAb432dtpeJ42ovdo=
 github.com/ugorji/go v1.1.7/go.mod h1:kZn38zHttfInRq0xu/PH0az30d+z6vm202qpg1oXVMw=
 github.com/ugorji/go/codec v1.1.7 h1:2SvQaVZ1ouYrrKKwoSk2pzd4A9evlKJb9oTL+OaLUSs=
 github.com/ugorji/go/codec v1.1.7/go.mod h1:Ax+UKWsSmolVDwsd+7N3ZtXu+yMGCf907BLYF3GoBXY=
-github.com/urfave/cli v1.20.0 h1:fDqGv3UG/4jbVl/QkFwEdddtEDjh/5Ov6X+0B/3bPaw=
-github.com/urfave/cli v1.20.0/go.mod h1:70zkFmudgCuE/ngEzBv17Jvp/497gISqfk5gWijbERA=
 github.com/valyala/bytebufferpool v1.0.0 h1:GqA5TC/0021Y/b9FG4Oi9Mr3q7XYx6KllzawFIhcdPw=
 github.com/valyala/bytebufferpool v1.0.0/go.mod h1:6bBcMArwyJ5K/AmCkWv1jt77kVWyCJ6HpOuEn7z0Csc=
 github.com/valyala/fasttemplate v1.0.1/go.mod h1:UQGH1tvbgY+Nz5t2n7tXsz52dQxojPUpymEIMZ47gx8=
 github.com/valyala/fasttemplate v1.1.0 h1:RZqt0yGBsps8NGvLSGW804QQqCUYYLsaOjTVHy1Ocw4=
 github.com/valyala/fasttemplate v1.1.0/go.mod h1:UQGH1tvbgY+Nz5t2n7tXsz52dQxojPUpymEIMZ47gx8=
+github.com/vmware/govmomi v0.18.0/go.mod h1:URlwyTFZX72RmxtxuaFL2Uj3fD1JTvZdx59bHWk6aFU=
 github.com/xiang90/probing v0.0.0-20190116061207-43a291ad63a2 h1:eY9dn8+vbi4tKz5Qo6v2eYzo7kUS51QINcR5jNpbZS8=
 github.com/xiang90/probing v0.0.0-20190116061207-43a291ad63a2/go.mod h1:UETIi67q53MR2AWcXfiuqkDkRtnGDLqkBTpCHuJHxtU=
 github.com/yuin/goldmark v1.1.27/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
+github.com/zouyx/agollo v0.0.0-20191114083447-dde9fc9f35b8/go.mod h1:S1cAa98KMFv4Sa8SbJ6ZtvOmf0VlgH0QJ1gXI0lBfBY=
 go.etcd.io/bbolt v1.3.3 h1:MUGmc65QhB3pIlaQ5bB4LwqSj6GIonVJXpZiaKNyaKk=
 go.etcd.io/bbolt v1.3.3/go.mod h1:IbVyRI1SCnLcuJnV2u8VeU0CEYM7e686BmAb1XKL+uU=
-go.etcd.io/etcd v0.5.0-alpha.5.0.20200401174654-e694b7bb0875 h1:C7kWARE8r64ppRadl40yfNo6pag+G6ocvGU2xZ6yNes=
-go.etcd.io/etcd v0.5.0-alpha.5.0.20200401174654-e694b7bb0875/go.mod h1:dnLIgRNXwCJa5e+c6mIZCrds/GIG4ncV9HhK5PX7jPg=
-go.uber.org/atomic v1.3.2/go.mod h1:gD2HeocX3+yG+ygLZcrzQJaqmWj9AIm7n08wl/qW/PE=
+go.etcd.io/etcd v3.3.13+incompatible/go.mod h1:yaeTdrJi5lOmYerz05bd8+V7KubZs8YSFZfzsF9A6aI=
+go.uber.org/atomic v1.4.0/go.mod h1:gD2HeocX3+yG+ygLZcrzQJaqmWj9AIm7n08wl/qW/PE=
 go.uber.org/atomic v1.5.1/go.mod h1:sABNBOSYdrvTF6hTgEIbc7YasKWGhgEQZyfxyTvoXHQ=
 go.uber.org/atomic v1.6.0 h1:Ezj3JGmsOnG1MoRWQkPBsKLe9DwWD9QeXzTRzzldNVk=
 go.uber.org/atomic v1.6.0/go.mod h1:sABNBOSYdrvTF6hTgEIbc7YasKWGhgEQZyfxyTvoXHQ=
@@ -312,6 +503,7 @@ go.uber.org/zap v1.10.0/go.mod h1:vwi/ZaCAaUcBkycHslxD9B2zi4UTXhF60s6SWpuDF0Q=
 go.uber.org/zap v1.15.0 h1:ZZCA22JRF2gQE5FoNmhmrf7jeJJ2uhqDUNRYKm8dvmM=
 go.uber.org/zap v1.15.0/go.mod h1:Mb2vm2krFEG5DV0W9qcHBYFtp/Wku1cvYaqPsS/WYfc=
 golang.org/x/crypto v0.0.0-20180904163835-0709b304e793/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
+golang.org/x/crypto v0.0.0-20181029021203-45a5f77698d3/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
 golang.org/x/crypto v0.0.0-20190325154230-a5d413f7728c/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
 golang.org/x/crypto v0.0.0-20190510104115-cbcb75029529/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
@@ -339,19 +531,23 @@ golang.org/x/mod v0.2.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
 golang.org/x/net v0.0.0-20180724234803-3673e40ba225/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
 golang.org/x/net v0.0.0-20180826012351-8a410e7b638d/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
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+golang.org/x/net v0.0.0-20181023162649-9b4f9f5ad519/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
 golang.org/x/net v0.0.0-20181114220301-adae6a3d119a/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
+golang.org/x/net v0.0.0-20181201002055-351d144fa1fc/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
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 golang.org/x/net v0.0.0-20200520004742-59133d7f0dd7/go.mod h1:qpuaurCH72eLCgpAm/N6yyVIVM9cpaDIP3A8BGJEC5A=
+golang.org/x/oauth2 v0.0.0-20170807180024-9a379c6b3e95/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
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@@ -359,9 +555,11 @@ golang.org/x/sync v0.0.0-20181221193216-37e7f081c4d4/go.mod h1:RxMgew5VJxzue5/jJ
 golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20190911185100-cd5d95a43a6e h1:vcxGaoTs7kV8m5Np9uUNQin4BrLOthgV7252N8V+FwY=
 golang.org/x/sync v0.0.0-20190911185100-cd5d95a43a6e/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
+golang.org/x/sys v0.0.0-20180823144017-11551d06cbcc/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20180830151530-49385e6e1522/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
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+golang.org/x/sys v0.0.0-20181026203630-95b1ffbd15a5/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
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@@ -369,8 +567,10 @@ golang.org/x/sys v0.0.0-20190222072716-a9d3bda3a223/go.mod h1:STP8DvDyc/dI5b8T5h
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+golang.org/x/sys v0.0.0-20190508220229-2d0786266e9c/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20190523142557-0e01d883c5c5/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20190801041406-cbf593c0f2f3/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190813064441-fde4db37ae7a/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20190826190057-c7b8b68b1456/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190904154756-749cb33beabd/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20191005200804-aed5e4c7ecf9/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20191120155948-bd437916bb0e/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
@@ -389,6 +589,8 @@ golang.org/x/text v0.3.2 h1:tW2bmiBqwgJj/UpqtC8EpXEZVYOwU0yG4iWbprSVAcs=
 golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk=
 golang.org/x/time v0.0.0-20180412165947-fbb02b2291d2 h1:+DCIGbF/swA92ohVg0//6X2IVY3KZs6p9mix0ziNYJM=
 golang.org/x/time v0.0.0-20180412165947-fbb02b2291d2/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
+golang.org/x/time v0.0.0-20190308202827-9d24e82272b4 h1:SvFZT6jyqRaOeXpc5h/JSfZenJ2O330aBsf7JfSUXmQ=
+golang.org/x/time v0.0.0-20190308202827-9d24e82272b4/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
 golang.org/x/tools v0.0.0-20180221164845-07fd8470d635/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20190114222345-bf090417da8b/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
@@ -404,12 +606,14 @@ golang.org/x/tools v0.0.0-20191029190741-b9c20aec41a5/go.mod h1:b+2E5dAYhXwXZwtn
 golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
 golang.org/x/tools v0.0.0-20191125144606-a911d9008d1f h1:kDxGY2VmgABOe55qheT/TFqUMtcTHnomIPS1iv3G4Ms=
 golang.org/x/tools v0.0.0-20191125144606-a911d9008d1f/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
+golang.org/x/tools v0.0.0-20200426102838-f3a5411a4c3b/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
 golang.org/x/tools v0.0.0-20200527183253-8e7acdbce89d h1:SR+e35rACZFBohNb4Om1ibX6N3iO0FtdbwqGSuD9dBU=
 golang.org/x/tools v0.0.0-20200527183253-8e7acdbce89d/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543 h1:E7g+9GITq07hpfrRu66IVDexMakfv52eLZ2CXBWiKr4=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
+google.golang.org/api v0.0.0-20180829000535-087779f1d2c9/go.mod h1:4mhQ8q/RsB7i+udVvVy5NUi08OU8ZlA0gRVgrF7VFY0=
 google.golang.org/appengine v1.1.0/go.mod h1:EbEs0AVv82hx2wNQdGPgUI5lhzA/G0D9YwlJXL52JkM=
 google.golang.org/appengine v1.4.0 h1:/wp5JvzpHIxhs/dumFmF7BXTf3Z+dd4uXta4kVyO508=
 google.golang.org/appengine v1.4.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4=
@@ -417,8 +621,9 @@ google.golang.org/genproto v0.0.0-20180817151627-c66870c02cf8/go.mod h1:JiN7NxoA
 google.golang.org/genproto v0.0.0-20190819201941-24fa4b261c55 h1:gSJIx1SDwno+2ElGhA4+qG2zF97qiUzTM+rQ0klBOcE=
 google.golang.org/genproto v0.0.0-20190819201941-24fa4b261c55/go.mod h1:DMBHOl98Agz4BDEuKkezgsaosCRResVns1a3J2ZsMNc=
 google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
+google.golang.org/grpc v1.19.1/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
+google.golang.org/grpc v1.22.1/go.mod h1:Y5yQAOtifL1yxbo5wqy6BxZv8vAUGQwXBOALyacEbxg=
 google.golang.org/grpc v1.23.0/go.mod h1:Y5yQAOtifL1yxbo5wqy6BxZv8vAUGQwXBOALyacEbxg=
-google.golang.org/grpc v1.23.1/go.mod h1:Y5yQAOtifL1yxbo5wqy6BxZv8vAUGQwXBOALyacEbxg=
 google.golang.org/grpc v1.26.0 h1:2dTRdpdFEEhJYQD8EMLB61nnrzSCTbG38PhqdhvOltg=
 google.golang.org/grpc v1.26.0/go.mod h1:qbnxyOmOxrQa7FizSgH+ReBfzJrCY1pSN7KXBS8abTk=
 google.golang.org/protobuf v0.0.0-20200109180630-ec00e32a8dfd/go.mod h1:DFci5gLYBciE7Vtevhsrf46CRTquxDuWsQurQQe4oz8=
@@ -428,18 +633,27 @@ google.golang.org/protobuf v1.20.1-0.20200309200217-e05f789c0967/go.mod h1:A+miE
 google.golang.org/protobuf v1.21.0/go.mod h1:47Nbq4nVaFHyn7ilMalzfO3qCViNmqZ2kzikPIcrTAo=
 google.golang.org/protobuf v1.23.0 h1:4MY060fB1DLGMB/7MBTLnwQUY6+F09GEiz6SsrNqyzM=
 google.golang.org/protobuf v1.23.0/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
+gopkg.in/airbrake/gobrake.v2 v2.0.9/go.mod h1:/h5ZAUhDkGaJfjzjKLSjv6zCL6O0LLBxU4K+aSYdM/U=
 gopkg.in/alecthomas/kingpin.v2 v2.2.6/go.mod h1:FMv+mEhP44yOT+4EoQTLFTRgOQ1FBLkstjWtayDeSgw=
+gopkg.in/asn1-ber.v1 v1.0.0-20181015200546-f715ec2f112d/go.mod h1:cuepJuh7vyXfUyUwEgHQXw849cJrilpS5NeIjOWESAw=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15 h1:YR8cESwS4TdDjEe65xsg0ogRM/Nc3DYOhEAlW+xobZo=
 gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
-gopkg.in/cheggaaa/pb.v1 v1.0.25/go.mod h1:V/YB90LKu/1FcN3WVnfiiE5oMCibMjukxqG/qStrOgw=
 gopkg.in/errgo.v2 v2.1.0/go.mod h1:hNsd1EY+bozCKY1Ytp96fpM3vjJbqLJn88ws8XvfDNI=
 gopkg.in/fsnotify.v1 v1.4.7 h1:xOHLXZwVvI9hhs+cLKq5+I5onOuwQLhQwiu63xxlHs4=
 gopkg.in/fsnotify.v1 v1.4.7/go.mod h1:Tz8NjZHkW78fSQdbUxIjBTcgA1z1m8ZHf0WmKUhAMys=
+gopkg.in/gemnasium/logrus-airbrake-hook.v2 v2.1.2/go.mod h1:Xk6kEKp8OKb+X14hQBKWaSkCsqBpgog8nAV2xsGOxlo=
+gopkg.in/go-playground/assert.v1 v1.2.1/go.mod h1:9RXL0bg/zibRAgZUYszZSwO/z8Y/a8bDuhia5mkpMnE=
+gopkg.in/go-playground/validator.v9 v9.29.1/go.mod h1:+c9/zcJMFNgbLvly1L1V+PpxWdVbfP1avr/N00E2vyQ=
+gopkg.in/inf.v0 v0.9.1/go.mod h1:cWUDdTG/fYaXco+Dcufb5Vnc6Gp2YChqWtbxRZE0mXw=
+gopkg.in/ini.v1 v1.42.0/go.mod h1:pNLf8WUiyNEtQjuu5G5vTm06TEv9tsIgeAvK8hOrP4k=
+gopkg.in/mgo.v2 v2.0.0-20160818020120-3f83fa500528/go.mod h1:yeKp02qBN3iKW1OzL3MGk2IdtZzaj7SFntXj72NppTA=
 gopkg.in/mgo.v2 v2.0.0-20180705113604-9856a29383ce h1:xcEWjVhvbDy+nHP67nPDDpbYrY+ILlfndk4bRioVHaU=
 gopkg.in/mgo.v2 v2.0.0-20180705113604-9856a29383ce/go.mod h1:yeKp02qBN3iKW1OzL3MGk2IdtZzaj7SFntXj72NppTA=
+gopkg.in/ory-am/dockertest.v3 v3.3.4/go.mod h1:s9mmoLkaGeAh97qygnNj4xWkiN7e1SKekYC6CovU+ek=
 gopkg.in/resty.v1 v1.12.0/go.mod h1:mDo4pnntr5jdWRML875a/NmxYqAlA73dVijT2AXvQQo=
+gopkg.in/square/go-jose.v2 v2.3.1/go.mod h1:M9dMgbHiYLoDGQrXy7OpJDJWiKiU//h+vD76mk0e1AI=
 gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7 h1:uRGJdciOHaEIrze2W8Q3AKkepLTh2hOroT7a+7czfdQ=
 gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7/go.mod h1:dt/ZhP58zS4L8KSrWDmTeBkI65Dw0HsyUHuEVlX15mw=
 gopkg.in/yaml.v2 v2.0.0-20170812160011-eb3733d160e7/go.mod h1:JAlM8MvJe8wmxCU4Bli9HhUf9+ttbYbLASfIpnQbh74=
@@ -453,12 +667,18 @@ gopkg.in/yaml.v2 v2.3.0 h1:clyUAQHOM3G0M3f5vQj7LuJrETvjVot3Z5el9nffUtU=
 gopkg.in/yaml.v2 v2.3.0/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c h1:dUUwHk2QECo/6vqA44rthZ8ie2QXMNeKRTHCNY2nXvo=
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
+gotest.tools v2.2.0+incompatible/go.mod h1:DsYFclhRJ6vuDpmuTbkuFWG+y2sxOXAzmJt81HFBacw=
 honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
 honnef.co/go/tools v0.0.0-20190523083050-ea95bdfd59fc/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
 honnef.co/go/tools v0.0.1-2019.2.3 h1:3JgtbtFHMiCmsznwGVTUWbgGov+pVqnlf1dEJTNAXeM=
 honnef.co/go/tools v0.0.1-2019.2.3/go.mod h1:a3bituU0lyd329TUQxRnasdCoJDkEUEAqEt0JzvZhAg=
+istio.io/gogo-genproto v0.0.0-20190124151557-6d926a6e6feb/go.mod h1:eIDJ6jNk/IeJz6ODSksHl5Aiczy5JUq6vFhJWI5OtiI=
+k8s.io/api v0.0.0-20180806132203-61b11ee65332/go.mod h1:iuAfoD4hCxJ8Onx9kaTIt30j7jUFS00AXQi6QMi99vA=
+k8s.io/api v0.0.0-20190325185214-7544f9db76f6/go.mod h1:iuAfoD4hCxJ8Onx9kaTIt30j7jUFS00AXQi6QMi99vA=
+k8s.io/apimachinery v0.0.0-20180821005732-488889b0007f/go.mod h1:ccL7Eh7zubPUSh9A3USN90/OzHNSVN6zxzde07TDCL0=
+k8s.io/apimachinery v0.0.0-20190223001710-c182ff3b9841/go.mod h1:ccL7Eh7zubPUSh9A3USN90/OzHNSVN6zxzde07TDCL0=
+k8s.io/client-go v8.0.0+incompatible/go.mod h1:7vJpHMYJwNQCWgzmNV+VYUl1zCObLyodBc8nIyt8L5s=
+sigs.k8s.io/yaml v1.1.0 h1:4A07+ZFc2wgJwo8YNlQpr1rVlgUDlxXHhPJciaPY5gs=
 sigs.k8s.io/yaml v1.1.0/go.mod h1:UJmg0vDUVViEyp3mgSv9WPwZCDxu4rQW1olrI1uml+o=
-sigs.k8s.io/yaml v1.2.0 h1:kr/MCeFWJWTwyaHoR9c8EjH9OumOmoF9YGiZd7lFm/Q=
-sigs.k8s.io/yaml v1.2.0/go.mod h1:yfXDCHCao9+ENCvLSE62v9VSji2MKu5jeNfTrofGhJc=
 stathat.com/c/consistent v1.0.0 h1:ezyc51EGcRPJUxfHGSgJjWzJdj3NiMU9pNfLNGiXV0c=
 stathat.com/c/consistent v1.0.0/go.mod h1:QkzMWzcbB+yQBL2AttO6sgsQS/JSTapcDISJalmCDS0=
diff --git a/jupiter.go b/jupiter.go
index ac01cffe02..76d786598a 100644
--- a/jupiter.go
+++ b/jupiter.go
@@ -32,6 +32,7 @@ import (
 	"github.com/douyu/jupiter/pkg/flag"
 	"github.com/douyu/jupiter/pkg/govern"
 	"github.com/douyu/jupiter/pkg/registry"
+	"github.com/douyu/jupiter/pkg/sentinel"
 	"github.com/douyu/jupiter/pkg/server"
 	"github.com/douyu/jupiter/pkg/trace"
 	"github.com/douyu/jupiter/pkg/trace/jaeger"
@@ -89,6 +90,7 @@ func (app *Application) startup() (err error) {
 			app.initLogger,
 			app.initMaxProcs,
 			app.initTracer,
+			app.initSentinel,
 		)()
 	})
 	return
@@ -304,8 +306,8 @@ func (app *Application) clean() {
 			xlog.Error("clean.defer", xlog.String("func", xstring.FunctionName(fn)))
 		}
 	}
-	xlog.DefaultLogger.Flush()
-	xlog.JupiterLogger.Flush()
+	_ = xlog.DefaultLogger.Flush()
+	_ = xlog.JupiterLogger.Flush()
 }
 
 func (app *Application) loadConfig() error {
@@ -354,6 +356,7 @@ func (app *Application) initLogger() error {
 }
 
 func (app *Application) initTracer() error {
+	// init tracing component jaeger
 	if conf.Get("jupiter.trace.jaeger") != nil {
 		var config = jaeger.RawConfig("jupiter.trace.jaeger")
 		trace.SetGlobalTracer(config.Build())
@@ -361,6 +364,16 @@ func (app *Application) initTracer() error {
 	return nil
 }
 
+func (app *Application) initSentinel() error {
+	// init reliability component sentinel
+	if conf.Get("jupiter.reliability.sentinel") != nil {
+		app.logger.Info("init reliability component sentinel")
+		return sentinel.RawConfig("jupiter.reliability.sentinel").
+			InitSentinelCoreComponent()
+	}
+	return nil
+}
+
 func (app *Application) initMaxProcs() error {
 	if maxProcs := conf.GetInt("maxProc"); maxProcs != 0 {
 		runtime.GOMAXPROCS(maxProcs)
diff --git a/pkg/client/etcdv3/client.go b/pkg/client/etcdv3/client.go
index dd7f3bfaba..bb6627609d 100644
--- a/pkg/client/etcdv3/client.go
+++ b/pkg/client/etcdv3/client.go
@@ -24,10 +24,10 @@ import (
 
 	"github.com/douyu/jupiter/pkg/ecode"
 
+	"github.com/coreos/etcd/clientv3"
+	"github.com/coreos/etcd/mvcc/mvccpb"
 	"github.com/douyu/jupiter/pkg/xlog"
 	grpcprom "github.com/grpc-ecosystem/go-grpc-prometheus"
-	"go.etcd.io/etcd/clientv3"
-	"go.etcd.io/etcd/mvcc/mvccpb"
 	"google.golang.org/grpc"
 )
 
diff --git a/pkg/client/etcdv3/lock.go b/pkg/client/etcdv3/lock.go
index db1a312ae0..a6170a323e 100644
--- a/pkg/client/etcdv3/lock.go
+++ b/pkg/client/etcdv3/lock.go
@@ -18,7 +18,7 @@ import (
 	"context"
 	"time"
 
-	"go.etcd.io/etcd/clientv3/concurrency"
+	"github.com/coreos/etcd/clientv3/concurrency"
 )
 
 // Mutex ...
diff --git a/pkg/client/etcdv3/watch.go b/pkg/client/etcdv3/watch.go
index 8a07d33f88..91d43903ba 100644
--- a/pkg/client/etcdv3/watch.go
+++ b/pkg/client/etcdv3/watch.go
@@ -19,8 +19,8 @@ import (
 	"sync"
 	"time"
 
+	"github.com/coreos/etcd/clientv3"
 	"github.com/douyu/jupiter/pkg/xlog"
-	"go.etcd.io/etcd/clientv3"
 )
 
 // Watch A watch only tells the latest revision
diff --git a/pkg/conf/conf.go b/pkg/conf/conf.go
index 939baf3acf..686901f0c7 100644
--- a/pkg/conf/conf.go
+++ b/pkg/conf/conf.go
@@ -344,7 +344,7 @@ func UnmarshalKey(key string, rawVal interface{}, opts ...GetOption) error {
 }
 
 // ErrInvalidKey ...
-var ErrInvalidKey = errors.New("invalid key")
+var ErrInvalidKey = errors.New("invalid key, maybe not exist in config")
 
 // UnmarshalKey takes a single key and unmarshal it into a Struct.
 func (c *Configuration) UnmarshalKey(key string, rawVal interface{}, opts ...GetOption) error {
diff --git a/pkg/constant/env.go b/pkg/constant/env.go
new file mode 100644
index 0000000000..cd30f04999
--- /dev/null
+++ b/pkg/constant/env.go
@@ -0,0 +1,8 @@
+package constant
+
+const (
+	// EnvKeySentinelLogDir ...
+	EnvKeySentinelLogDir = "SENTINEL_LOG_DIR"
+	// EnvKeySentinelAppName ...
+	EnvKeySentinelAppName = "SENTINEL_APP_NAME"
+)
diff --git a/pkg/datasource/etcdv3/etcdv3.go b/pkg/datasource/etcdv3/etcdv3.go
index 33f1fb313c..148381bb3f 100644
--- a/pkg/datasource/etcdv3/etcdv3.go
+++ b/pkg/datasource/etcdv3/etcdv3.go
@@ -18,13 +18,13 @@ import (
 	"context"
 	"time"
 
+	"github.com/coreos/etcd/clientv3"
+	"github.com/coreos/etcd/mvcc/mvccpb"
 	"github.com/douyu/jupiter/pkg/client/etcdv3"
 	"github.com/douyu/jupiter/pkg/conf"
 	"github.com/douyu/jupiter/pkg/util/xgo"
 	"github.com/douyu/jupiter/pkg/xlog"
 	"github.com/pkg/errors"
-	"go.etcd.io/etcd/clientv3"
-	"go.etcd.io/etcd/mvcc/mvccpb"
 )
 
 type etcdv3DataSource struct {
diff --git a/pkg/registry/etcdv3/registry.go b/pkg/registry/etcdv3/registry.go
index d03eaa9535..fc8e033a88 100644
--- a/pkg/registry/etcdv3/registry.go
+++ b/pkg/registry/etcdv3/registry.go
@@ -23,10 +23,10 @@ import (
 
 	"github.com/douyu/jupiter/pkg/ecode"
 
+	"github.com/coreos/etcd/clientv3"
 	"github.com/douyu/jupiter/pkg/client/etcdv3"
 	"github.com/douyu/jupiter/pkg/server"
 	"github.com/douyu/jupiter/pkg/xlog"
-	"go.etcd.io/etcd/clientv3"
 )
 
 type etcdv3Registry struct {
diff --git a/pkg/registry/etcdv3/resolver.go b/pkg/registry/etcdv3/resolver.go
index 8b5455a229..b5d27a6ddf 100644
--- a/pkg/registry/etcdv3/resolver.go
+++ b/pkg/registry/etcdv3/resolver.go
@@ -25,12 +25,12 @@ import (
 
 	"github.com/douyu/jupiter/pkg/ecode"
 
+	"github.com/coreos/etcd/clientv3"
+	"github.com/coreos/etcd/mvcc/mvccpb"
 	"github.com/douyu/jupiter/pkg/client/etcdv3"
 	"github.com/douyu/jupiter/pkg/server"
 	"github.com/douyu/jupiter/pkg/xlog"
 	jsoniter "github.com/json-iterator/go"
-	"go.etcd.io/etcd/clientv3"
-	"go.etcd.io/etcd/mvcc/mvccpb"
 	"google.golang.org/grpc/attributes"
 	"google.golang.org/grpc/naming"
 	"google.golang.org/grpc/resolver"
diff --git a/pkg/sentinel/config.go b/pkg/sentinel/config.go
new file mode 100644
index 0000000000..a6dccda069
--- /dev/null
+++ b/pkg/sentinel/config.go
@@ -0,0 +1,69 @@
+package sentinel
+
+import (
+	"encoding/json"
+	"io/ioutil"
+	"os"
+
+	sentinel "github.com/alibaba/sentinel-golang/api"
+	"github.com/alibaba/sentinel-golang/core/flow"
+	"github.com/douyu/jupiter/pkg"
+	"github.com/douyu/jupiter/pkg/conf"
+	"github.com/douyu/jupiter/pkg/constant"
+	"github.com/douyu/jupiter/pkg/xlog"
+)
+
+// RawConfig ...
+func RawConfig(key string) *Config {
+	var config = DefaultConfig()
+	if err := conf.UnmarshalKey(key, config); err != nil {
+		xlog.Panic("unmarshal key", xlog.Any("err", err))
+	}
+	return config
+}
+
+// Config ...
+type Config struct {
+	AppName       string           `json:"appName"`
+	LogPath       string           `json:"logPath"`
+	FlowRules     []*flow.FlowRule `json:"rules"`
+	FlowRulesFile string           `json:"flowRulesFile"`
+}
+
+// DefaultConfig returns default config for sentinel
+func DefaultConfig() *Config {
+	return &Config{
+		AppName:   pkg.Name(),
+		LogPath:   "/tmp/log",
+		FlowRules: make([]*flow.FlowRule, 0),
+	}
+}
+
+// InitSentinelCoreComponent init sentinel core component
+// Currently, only flow rules from json file is supported
+// todo: support dynamic rule config
+// todo: support more rule such as system rule
+func (config *Config) InitSentinelCoreComponent() error {
+	if config.FlowRulesFile != "" {
+		var rules []*flow.FlowRule
+		content, err := ioutil.ReadFile(config.FlowRulesFile)
+		if err != nil {
+			xlog.Error("load sentinel flow rules", xlog.FieldErr(err), xlog.FieldKey(config.FlowRulesFile))
+		}
+
+		if err := json.Unmarshal(content, &rules); err != nil {
+			xlog.Error("load sentinel flow rules", xlog.FieldErr(err), xlog.FieldKey(config.FlowRulesFile))
+		}
+
+		config.FlowRules = append(config.FlowRules, rules...)
+	}
+
+	_ = os.Setenv(constant.EnvKeySentinelAppName, config.AppName)
+	_ = os.Setenv(constant.EnvKeySentinelLogDir, config.LogPath)
+
+	if len(config.FlowRules) > 0 {
+		_, _ = flow.LoadRules(config.FlowRules)
+	}
+
+	return sentinel.InitDefault()
+}
diff --git a/pkg/server/xecho/config.go b/pkg/server/xecho/config.go
index de0ed692b0..55647cd348 100644
--- a/pkg/server/xecho/config.go
+++ b/pkg/server/xecho/config.go
@@ -83,14 +83,14 @@ func (config *Config) WithPort(port int) *Config {
 // Build create server instance, then initialize it with necessary interceptor
 func (config *Config) Build() *Server {
 	server := newServer(config)
-	server.Use(config.recoverMiddleware())
+	server.Use(recoverMiddleware(config.logger, config.SlowQueryThresholdInMilli))
 
 	if !config.DisableMetric {
-		server.Use(config.metricServerInterceptor())
+		server.Use(metricServerInterceptor())
 	}
 
 	if !config.DisableTrace {
-		server.Use(config.traceServerInterceptor())
+		server.Use(traceServerInterceptor())
 	}
 	return server
 }
diff --git a/pkg/server/xecho/middleware.go b/pkg/server/xecho/middleware.go
index f428802b6e..5dfc290f11 100644
--- a/pkg/server/xecho/middleware.go
+++ b/pkg/server/xecho/middleware.go
@@ -28,12 +28,12 @@ import (
 	"go.uber.org/zap"
 )
 
-func (s *Config) extractAID(c echo.Context) string {
+func extractAID(c echo.Context) string {
 	return c.Request().Header.Get("AID")
 }
 
 // RecoverMiddleware ...
-func (invoker *Config) recoverMiddleware() echo.MiddlewareFunc {
+func recoverMiddleware(logger *xlog.Logger, slowQueryThresholdInMilli int64) echo.MiddlewareFunc {
 	return func(next echo.HandlerFunc) echo.HandlerFunc {
 		return func(ctx echo.Context) (err error) {
 			var beg = time.Now()
@@ -58,17 +58,17 @@ func (invoker *Config) recoverMiddleware() echo.MiddlewareFunc {
 					zap.Int("code", ctx.Response().Status),
 					zap.String("host", ctx.Request().Host),
 				)
-				if invoker.SlowQueryThresholdInMilli > 0 {
-					if cost := int64(time.Since(beg)) / 1e6; cost > invoker.SlowQueryThresholdInMilli {
+				if slowQueryThresholdInMilli > 0 {
+					if cost := int64(time.Since(beg)) / 1e6; cost > slowQueryThresholdInMilli {
 						fields = append(fields, zap.Int64("slow", cost))
 					}
 				}
 				if err != nil {
 					fields = append(fields, zap.String("err", err.Error()))
-					invoker.logger.Error("access", fields...)
+					logger.Error("access", fields...)
 					return
 				}
-				invoker.logger.Info("access", fields...)
+				logger.Info("access", fields...)
 			}()
 
 			return next(ctx)
@@ -76,14 +76,14 @@ func (invoker *Config) recoverMiddleware() echo.MiddlewareFunc {
 	}
 }
 
-func (invoker *Config) metricServerInterceptor() echo.MiddlewareFunc {
+func metricServerInterceptor() echo.MiddlewareFunc {
 	return func(next echo.HandlerFunc) echo.HandlerFunc {
 		return func(c echo.Context) (err error) {
 			beg := time.Now()
 			err = next(c)
 			method := c.Request().Method + "_" + c.Path()
 			peer := c.RealIP()
-			if aid := invoker.extractAID(c); aid != "" {
+			if aid := extractAID(c); aid != "" {
 				peer += "?aid=" + aid
 			}
 			metric.ServerHandleHistogram.Observe(time.Since(beg).Seconds(), metric.TypeHTTP, method, peer)
@@ -92,7 +92,7 @@ func (invoker *Config) metricServerInterceptor() echo.MiddlewareFunc {
 		}
 	}
 }
-func (invoker *Config) traceServerInterceptor() echo.MiddlewareFunc {
+func traceServerInterceptor() echo.MiddlewareFunc {
 	return func(next echo.HandlerFunc) echo.HandlerFunc {
 		return func(c echo.Context) (err error) {
 			span, ctx := trace.StartSpanFromContext(
diff --git a/pkg/server/xgin/config.go b/pkg/server/xgin/config.go
index 06fd4c1946..514d683b8a 100644
--- a/pkg/server/xgin/config.go
+++ b/pkg/server/xgin/config.go
@@ -84,14 +84,14 @@ func (config *Config) WithPort(port int) *Config {
 // Build create server instance, then initialize it with necessary interceptor
 func (config *Config) Build() *Server {
 	server := newServer(config)
-	server.Use(config.recoverMiddleware())
+	server.Use(recoverMiddleware(config.logger, config.SlowQueryThresholdInMilli))
 
 	if !config.DisableMetric {
-		server.Use(config.metricServerInterceptor())
+		server.Use(metricServerInterceptor())
 	}
 
 	if !config.DisableTrace {
-		server.Use(config.traceServerInterceptor())
+		server.Use(traceServerInterceptor())
 	}
 	return server
 }
diff --git a/pkg/server/xgin/middleware.go b/pkg/server/xgin/middleware.go
index 9b85f5c5d0..1850f81d9b 100644
--- a/pkg/server/xgin/middleware.go
+++ b/pkg/server/xgin/middleware.go
@@ -40,12 +40,11 @@ var (
 	slash     = []byte("/")
 )
 
-func (config *Config) extractAID(ctx *gin.Context) string {
+func extractAID(ctx *gin.Context) string {
 	return ctx.Request.Header.Get("AID")
 }
 
-// RecoverMiddleware ...
-func (config *Config) recoverMiddleware() gin.HandlerFunc {
+func recoverMiddleware(logger *xlog.Logger, slowQueryThresholdInMilli int64) gin.HandlerFunc {
 	return func(c *gin.Context) {
 		var beg = time.Now()
 		var fields = make([]xlog.Field, 0, 8)
@@ -53,8 +52,8 @@ func (config *Config) recoverMiddleware() gin.HandlerFunc {
 		defer func() {
 			//Latency
 			fields = append(fields, zap.Float64("cost", time.Since(beg).Seconds()))
-			if config.SlowQueryThresholdInMilli > 0 {
-				if cost := int64(time.Since(beg)) / 1e6; cost > config.SlowQueryThresholdInMilli {
+			if slowQueryThresholdInMilli > 0 {
+				if cost := int64(time.Since(beg)) / 1e6; cost > slowQueryThresholdInMilli {
 					fields = append(fields, zap.Int64("slow", cost))
 				}
 			}
@@ -69,7 +68,7 @@ func (config *Config) recoverMiddleware() gin.HandlerFunc {
 				var err = rec.(error)
 				fields = append(fields, zap.ByteString("stack", stack(3)))
 				fields = append(fields, zap.String("err", err.Error()))
-				config.logger.Error("access", fields...)
+				logger.Error("access", fields...)
 				// If the connection is dead, we can't write a status to it.
 				if brokenPipe {
 					c.Error(err) // nolint: errcheck
@@ -90,7 +89,7 @@ func (config *Config) recoverMiddleware() gin.HandlerFunc {
 				zap.String("ip", c.ClientIP()),
 				zap.String("err", c.Errors.ByType(gin.ErrorTypePrivate).String()),
 			)
-			config.logger.Info("access", fields...)
+			logger.Info("access", fields...)
 		}()
 		c.Next()
 	}
@@ -162,17 +161,17 @@ func timeFormat(t time.Time) string {
 	return timeString
 }
 
-func (config *Config) metricServerInterceptor() gin.HandlerFunc {
+func metricServerInterceptor() gin.HandlerFunc {
 	return func(c *gin.Context) {
 		beg := time.Now()
 		c.Next()
-		metric.ServerHandleHistogram.Observe(time.Since(beg).Seconds(), metric.TypeHTTP, c.Request.Method+"."+c.Request.URL.Path, config.extractAID(c))
-		metric.ServerHandleCounter.Inc(metric.TypeHTTP, c.Request.Method+"."+c.Request.URL.Path, config.extractAID(c), http.StatusText(c.Writer.Status()))
+		metric.ServerHandleHistogram.Observe(time.Since(beg).Seconds(), metric.TypeHTTP, c.Request.Method+"."+c.Request.URL.Path, extractAID(c))
+		metric.ServerHandleCounter.Inc(metric.TypeHTTP, c.Request.Method+"."+c.Request.URL.Path, extractAID(c), http.StatusText(c.Writer.Status()))
 		return
 	}
 }
 
-func (config *Config) traceServerInterceptor() gin.HandlerFunc {
+func traceServerInterceptor() gin.HandlerFunc {
 	return func(c *gin.Context) {
 		span, ctx := trace.StartSpanFromContext(
 			c.Request.Context(),
diff --git a/pkg/server/xgrpc/config.go b/pkg/server/xgrpc/config.go
index ee75528c3e..8af29f1906 100644
--- a/pkg/server/xgrpc/config.go
+++ b/pkg/server/xgrpc/config.go
@@ -26,18 +26,26 @@ import (
 
 // Config ...
 type Config struct {
-	Host               string
-	Port               int
-	Network            string `json:"network" toml:"network"`
-	DisableTrace       bool
-	serverOptions      []grpc.ServerOption
-	streamInterceptors []grpc.StreamServerInterceptor
-	unaryInterceptors  []grpc.UnaryServerInterceptor
+	Host string
+	Port int
+	// Network network type, tcp4 by default
+	Network string `json:"network" toml:"network"`
+	// DisableTrace disbale Trace Interceptor, false by default
+	DisableTrace bool
+	// DisableMetric disable Metric Interceptor, false by default
+	DisableMetric bool
+	// SlowQueryThresholdInMilli, request will be colored if cost over this threshold value
+	SlowQueryThresholdInMilli int64
+	serverOptions             []grpc.ServerOption
+	streamInterceptors        []grpc.StreamServerInterceptor
+	unaryInterceptors         []grpc.UnaryServerInterceptor
 
 	logger *xlog.Logger
 }
 
-// Jupiter Standard gRPC Server config
+// StdConfig represents Standard gRPC Server config
+// which will parse config by conf package,
+// panic if no config key found in conf
 func StdConfig(name string) *Config {
 	return RawConfig("jupiter.server." + name)
 }
@@ -46,43 +54,75 @@ func StdConfig(name string) *Config {
 func RawConfig(key string) *Config {
 	var config = DefaultConfig()
 	if err := conf.UnmarshalKey(key, &config); err != nil {
-		config.logger.Panic("grpc server parse config panic", xlog.FieldErrKind(ecode.ErrKindUnmarshalConfigErr), xlog.FieldErr(err), xlog.FieldKey(key), xlog.FieldValueAny(config))
+		config.logger.Panic("grpc server parse config panic",
+			xlog.FieldErrKind(ecode.ErrKindUnmarshalConfigErr),
+			xlog.FieldErr(err), xlog.FieldKey(key),
+			xlog.FieldValueAny(config),
+		)
 	}
 	return config
 }
 
-// DefaultConfig ...
+// DefaultConfig represents default config
+// User should construct config base on DefaultConfig
 func DefaultConfig() *Config {
 	return &Config{
-		serverOptions: []grpc.ServerOption{},
-		Network:       "tcp4",
-		Host:          "127.0.0.1",
-		Port:          9092,
-		logger:        xlog.JupiterLogger.With(xlog.FieldMod("server.grpc")),
+		Network:                   "tcp4",
+		Host:                      "127.0.0.1",
+		Port:                      9092,
+		DisableMetric:             false,
+		DisableTrace:              false,
+		SlowQueryThresholdInMilli: 500,
+		logger:                    xlog.JupiterLogger.With(xlog.FieldMod("server.grpc")),
+		serverOptions:             []grpc.ServerOption{},
+		streamInterceptors:        []grpc.StreamServerInterceptor{},
+		unaryInterceptors:         []grpc.UnaryServerInterceptor{},
 	}
 }
 
-// WithServerOption ...
-func (config *Config) WithServerOption(options ...grpc.ServerOption) Config {
+// WithServerOption inject server option to grpc server
+// User should not inject interceptor option, which is recommend by WithStreamInterceptor
+// and WithUnaryInterceptor
+func (config *Config) WithServerOption(options ...grpc.ServerOption) *Config {
+	if config.serverOptions == nil {
+		config.serverOptions = make([]grpc.ServerOption, 0)
+	}
 	config.serverOptions = append(config.serverOptions, options...)
-	return *config
+	return config
 }
 
-// Build ...
-func (config *Config) Build() *Server {
-	config.streamInterceptors = []grpc.StreamServerInterceptor{
-		config.RecoveryStreamServerInterceptor(),
-		config.LoggerStreamServerIntercept(),
+// WithStreamInterceptor inject stream interceptors to server option
+func (config *Config) WithStreamInterceptor(intes ...grpc.StreamServerInterceptor) *Config {
+	if config.streamInterceptors == nil {
+		config.streamInterceptors = make([]grpc.StreamServerInterceptor, 0)
 	}
-	config.unaryInterceptors = []grpc.UnaryServerInterceptor{
-		config.RecoveryUnaryServerInterceptor(),
-		config.LoggerUnaryServerIntercept(),
+
+	config.streamInterceptors = append(config.streamInterceptors, intes...)
+	return config
+}
+
+// WithUnaryInterceptor inject unary interceptors to server option
+func (config *Config) WithUnaryInterceptor(intes ...grpc.UnaryServerInterceptor) *Config {
+	if config.unaryInterceptors == nil {
+		config.unaryInterceptors = make([]grpc.UnaryServerInterceptor, 0)
 	}
+
+	config.unaryInterceptors = append(config.unaryInterceptors, intes...)
+	return config
+}
+
+// Build ...
+func (config *Config) Build() *Server {
 	if !config.DisableTrace {
 		config.unaryInterceptors = append(config.unaryInterceptors, traceUnaryServerInterceptor)
 		config.streamInterceptors = append(config.streamInterceptors, traceStreamServerInterceptor)
 	}
 
+	if !config.DisableMetric {
+		config.unaryInterceptors = append(config.unaryInterceptors, prometheusUnaryServerInterceptor)
+		config.streamInterceptors = append(config.streamInterceptors, prometheusStreamServerInterceptor)
+	}
+
 	return newServer(config)
 }
 
@@ -92,18 +132,6 @@ func (config *Config) WithLogger(logger *xlog.Logger) *Config {
 	return config
 }
 
-// WithHost ...
-func (config *Config) WithHost(host string) Config {
-	config.Host = host
-	return *config
-}
-
-// WithPort ...
-func (config *Config) WithPort(port int) Config {
-	config.Port = port
-	return *config
-}
-
 // Address ...
 func (config Config) Address() string {
 	return fmt.Sprintf("%s:%d", config.Host, config.Port)
diff --git a/pkg/server/xgrpc/interceptor.go b/pkg/server/xgrpc/interceptor.go
index 9ab8707cb8..6e218cb299 100644
--- a/pkg/server/xgrpc/interceptor.go
+++ b/pkg/server/xgrpc/interceptor.go
@@ -113,72 +113,117 @@ func extractAID(ctx context.Context) string {
 	return "unknown"
 }
 
-// RecoveryStreamServerInterceptor recover interceptor for grpc
-func (c *Config) RecoveryStreamServerInterceptor() grpc.StreamServerInterceptor {
+func defaultStreamServerInterceptor(logger *xlog.Logger, slowQueryThresholdInMilli int64) grpc.StreamServerInterceptor {
 	return func(srv interface{}, stream grpc.ServerStream, info *grpc.StreamServerInfo, handler grpc.StreamHandler) (err error) {
+		var beg = time.Now()
+		var fields = make([]xlog.Field, 0, 8)
+		var event = "normal"
 		defer func() {
+			if slowQueryThresholdInMilli > 0 {
+				if int64(time.Since(beg))/1e6 > slowQueryThresholdInMilli {
+					event = "slow"
+				}
+			}
+
 			if rec := recover(); rec != nil {
-				c.grpcRecoveryWithXlogError("stream", info.FullMethod, rec.(string))
+				switch rec := rec.(type) {
+				case error:
+					err = rec
+				default:
+					err = fmt.Errorf("%v", rec)
+				}
+				stack := make([]byte, 4096)
+				stack = stack[:runtime.Stack(stack, true)]
+				fields = append(fields, xlog.FieldStack(stack))
+				event = "recover"
+			}
+
+			fields = append(fields,
+				xlog.Any("grpc interceptor type", "unary"),
+				xlog.FieldMethod(info.FullMethod),
+				xlog.FieldCost(time.Since(beg)),
+				xlog.FieldEvent(event),
+			)
+
+			for key, val := range getPeer(stream.Context()) {
+				fields = append(fields, xlog.Any(key, val))
 			}
+
+			if err != nil {
+				fields = append(fields, zap.String("err", err.Error()))
+				logger.Error("access", fields...)
+				return
+			}
+			logger.Info("access", fields...)
 		}()
 		return handler(srv, stream)
 	}
 }
 
-// RecoveryUnaryServerInterceptor  recover interceptor for grpc
-func (c *Config) RecoveryUnaryServerInterceptor() grpc.UnaryServerInterceptor {
+func defaultUnaryServerInterceptor(logger *xlog.Logger, slowQueryThresholdInMilli int64) grpc.UnaryServerInterceptor {
 	return func(ctx context.Context, req interface{}, info *grpc.UnaryServerInfo, handler grpc.UnaryHandler) (resp interface{}, err error) {
+		var beg = time.Now()
+		var fields = make([]xlog.Field, 0, 8)
+		var event = "normal"
 		defer func() {
+			if slowQueryThresholdInMilli > 0 {
+				if int64(time.Since(beg))/1e6 > slowQueryThresholdInMilli {
+					event = "slow"
+				}
+			}
 			if rec := recover(); rec != nil {
-				c.grpcRecoveryWithXlogError("unary", info.FullMethod, rec.(string))
+				switch rec := rec.(type) {
+				case error:
+					err = rec
+				default:
+					err = fmt.Errorf("%v", rec)
+				}
+
+				stack := make([]byte, 4096)
+				stack = stack[:runtime.Stack(stack, true)]
+				fields = append(fields, xlog.FieldStack(stack))
+				event = "recover"
+			}
+
+			fields = append(fields,
+				xlog.Any("grpc interceptor type", "unary"),
+				xlog.FieldMethod(info.FullMethod),
+				xlog.FieldCost(time.Since(beg)),
+				xlog.FieldEvent(event),
+			)
+
+			for key, val := range getPeer(ctx) {
+				fields = append(fields, xlog.Any(key, val))
 			}
+
+			if err != nil {
+				fields = append(fields, zap.String("err", err.Error()))
+				logger.Error("access", fields...)
+				return
+			}
+			logger.Info("access", fields...)
 		}()
 		return handler(ctx, req)
 	}
 }
 
-//LoggerStreamServerIntercept loggerInterceptor for grpc
-func (c *Config) LoggerStreamServerIntercept() grpc.StreamServerInterceptor {
-	return func(srv interface{}, ss grpc.ServerStream, info *grpc.StreamServerInfo, handler grpc.StreamHandler) (err error) {
-		var trace = xlog.NewTracer()
-		defer trace.Flush("stream access logger", c.logger)
-		err = handler(srv, ss)
-		if err != nil {
-			trace.Error(zap.String("err", err.Error()))
-		}
-		c.grpcLoggerWithTracer(trace, ss.Context(), info.FullMethod)
-		return
+func getClientIP(ctx context.Context) (string, error) {
+	pr, ok := peer.FromContext(ctx)
+	if !ok {
+		return "", fmt.Errorf("[getClinetIP] invoke FromContext() failed")
 	}
-}
-
-// LoggerUnaryServerIntercept loggerInterceptor for grpc
-func (c *Config) LoggerUnaryServerIntercept() grpc.UnaryServerInterceptor {
-	return func(ctx context.Context, req interface{}, info *grpc.UnaryServerInfo, handler grpc.UnaryHandler) (resp interface{}, err error) {
-		var trace = xlog.NewTracer()
-		defer trace.Flush("unary access logger", c.logger)
-		resp, err = handler(xlog.NewContext(ctx, *trace), req)
-		if err != nil {
-			trace.Error(zap.String("err", err.Error()))
-		}
-		c.grpcLoggerWithTracer(trace, ctx, info.FullMethod)
-		return
+	if pr.Addr == net.Addr(nil) {
+		return "", fmt.Errorf("[getClientIP] peer.Addr is nil")
 	}
+	addSlice := strings.Split(pr.Addr.String(), ":")
+	return addSlice[0], nil
 }
 
-func (c *Config) grpcRecoveryWithXlogError(interceptorType, method, rec string) {
-	stack := make([]byte, 4096)
-	stack = stack[:runtime.Stack(stack, true)]
-	c.logger.Error("grpc server recover",
-		xlog.Any("grpc interceptor type", interceptorType),
-		xlog.FieldStack(stack),
-		xlog.FieldMethod(method),
-		xlog.FieldErrKind(rec),
-	)
-}
-func (c *Config) grpcLoggerWithTracer(trace *xlog.Tracer, ctx context.Context, method string) {
+func getPeer(ctx context.Context) map[string]string {
+	var peerMeta = make(map[string]string)
 	if md, ok := metadata.FromIncomingContext(ctx); ok {
 		if val, ok := md["aid"]; ok {
-			trace.Info(zap.String("aid", strings.Join(val, ";")))
+			peerMeta["aid"] = strings.Join(val, ";")
 		}
 		var clientIP string
 		if val, ok := md["client-ip"]; ok {
@@ -189,27 +234,11 @@ func (c *Config) grpcLoggerWithTracer(trace *xlog.Tracer, ctx context.Context, m
 				clientIP = ip
 			}
 		}
-		trace.Info(zap.String("ip", clientIP))
+		peerMeta["clientIP"] = clientIP
 		if val, ok := md["client-host"]; ok {
-			trace.Info(zap.String("host", strings.Join(val, ";")))
+			peerMeta["host"] = strings.Join(val, ";")
 		}
 	}
-	trace.Info(zap.String("method", method))
-	cost := int64(time.Since(trace.BeginTime)) / 1e6
-	if cost > 500 {
-		trace.Warn(zap.Int64("slow", cost))
-	} else {
-		trace.Info(zap.Int64("cost", cost))
-	}
-}
-func getClientIP(ctx context.Context) (string, error) {
-	pr, ok := peer.FromContext(ctx)
-	if !ok {
-		return "", fmt.Errorf("[getClinetIP] invoke FromContext() failed")
-	}
-	if pr.Addr == net.Addr(nil) {
-		return "", fmt.Errorf("[getClientIP] peer.Addr is nil")
-	}
-	addSlice := strings.Split(pr.Addr.String(), ":")
-	return addSlice[0], nil
+	return peerMeta
+
 }
diff --git a/pkg/server/xgrpc/server.go b/pkg/server/xgrpc/server.go
index efa8fc697f..0defa87351 100644
--- a/pkg/server/xgrpc/server.go
+++ b/pkg/server/xgrpc/server.go
@@ -34,12 +34,21 @@ type Server struct {
 }
 
 func newServer(config *Config) *Server {
-	if len(config.streamInterceptors) > 0 {
-		config.serverOptions = append(config.serverOptions, grpc.StreamInterceptor(StreamInterceptorChain(config.streamInterceptors...)))
-	}
-	if len(config.unaryInterceptors) > 0 {
-		config.serverOptions = append(config.serverOptions, grpc.UnaryInterceptor(UnaryInterceptorChain(config.unaryInterceptors...)))
-	}
+	var streamInterceptors = append(
+		[]grpc.StreamServerInterceptor{defaultStreamServerInterceptor(config.logger, config.SlowQueryThresholdInMilli)},
+		config.streamInterceptors...,
+	)
+
+	var unaryInterceptors = append(
+		[]grpc.UnaryServerInterceptor{defaultUnaryServerInterceptor(config.logger, config.SlowQueryThresholdInMilli)},
+		config.unaryInterceptors...,
+	)
+
+	config.serverOptions = append(config.serverOptions,
+		grpc.StreamInterceptor(StreamInterceptorChain(streamInterceptors...)),
+		grpc.UnaryInterceptor(UnaryInterceptorChain(unaryInterceptors...)),
+	)
+
 	newServer := grpc.NewServer(config.serverOptions...)
 	listener, err := net.Listen(config.Network, config.Address())
 	if err != nil {
diff --git a/pkg/xlog/buffer_syncer.go b/pkg/xlog/buffer_syncer.go
index 6e2a00cd6c..4f65a45f3d 100644
--- a/pkg/xlog/buffer_syncer.go
+++ b/pkg/xlog/buffer_syncer.go
@@ -89,6 +89,7 @@ func Buffer(ws zapcore.WriteSyncer, bufferSize int, flushInterval time.Duration)
 	return ws, closefunc
 }
 
+// Write ...
 func (s *bufferWriterSyncer) Write(bs []byte) (int, error) {
 	// bufio is not goroutine safe, so add lock writer here
 	s.Lock()
@@ -108,6 +109,7 @@ func (s *bufferWriterSyncer) Write(bs []byte) (int, error) {
 	return s.bufferWriter.Write(bs)
 }
 
+// Sync ...
 func (s *bufferWriterSyncer) Sync() error {
 	// bufio is not goroutine safe, so add lock writer here
 	s.Lock()
diff --git a/pkg/xlog/field.go b/pkg/xlog/field.go
index bc09bda2f0..2cf1139be3 100644
--- a/pkg/xlog/field.go
+++ b/pkg/xlog/field.go
@@ -97,3 +97,8 @@ func FieldStack(value []byte) Field {
 func FieldMethod(value string) Field {
 	return String("method", value)
 }
+
+// FieldEvent ...
+func FieldEvent(value string) Field {
+	return String("event", value)
+}
diff --git a/pkg/xlog/log.go b/pkg/xlog/log.go
index 69485af897..830d6cdfbc 100644
--- a/pkg/xlog/log.go
+++ b/pkg/xlog/log.go
@@ -18,6 +18,7 @@ import (
 	"fmt"
 	"log"
 	"os"
+	"runtime"
 	"strings"
 	"time"
 
@@ -364,6 +365,7 @@ func (logger *Logger) Fatal(msg string, fields ...Field) {
 	if logger.IsDebugMode() {
 		panicDetail(msg, fields...)
 		msg = normalizeMessage(msg)
+		return
 	}
 	logger.desugar.Fatal(msg, fields...)
 }
@@ -389,9 +391,13 @@ func panicDetail(msg string, fields ...Field) {
 
 	// 控制台输出
 	fmt.Printf("%s: \n    %s: %s\n", xcolor.Red("panic"), xcolor.Red("msg"), msg)
+	if _, file, line, ok := runtime.Caller(3); ok {
+		fmt.Printf("    %s: %s:%d\n", xcolor.Red("loc"), file, line)
+	}
 	for key, val := range enc.Fields {
 		fmt.Printf("    %s: %s\n", xcolor.Red(key), fmt.Sprintf("%+v", val))
 	}
+
 }
 
 // With ...