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Posted to commits@dubbo.apache.org by al...@apache.org on 2021/09/16 02:51:05 UTC

[dubbo-go] branch config-enhance updated: Fix: metrics、k8s、pprof (#1459)

This is an automated email from the ASF dual-hosted git repository.

alexstocks pushed a commit to branch config-enhance
in repository https://gitbox.apache.org/repos/asf/dubbo-go.git


The following commit(s) were added to refs/heads/config-enhance by this push:
     new 8c0b664  Fix: metrics、k8s、pprof (#1459)
8c0b664 is described below

commit 8c0b66441b347636f2a76625e3a9b45fd04b85f0
Author: Laurence <45...@users.noreply.github.com>
AuthorDate: Thu Sep 16 10:50:58 2021 +0800

    Fix: metrics、k8s、pprof (#1459)
    
    * feat: prometheus metrics default
    
    * fix: fix ut
    
    * fix: fix k8s ut
    
    * fix: ut
---
 common/constant/default.go                         |   2 +-
 config/root_config.go                              |   5 +
 config/service.go                                  |   5 +-
 filter/metrics/filter.go                           |   8 +-
 filter/metrics/filter_test.go                      |   1 +
 go.mod                                             |   1 +
 go.sum                                             | 168 ++++++++++++++-
 imports/imports.go                                 |   1 +
 .../service/exporter/configurable/exporter_test.go |   1 +
 metrics/prometheus/reporter.go                     | 238 ++++++++++++++++++---
 protocol/dubbo3/internal/server.go                 |   1 +
 remoting/getty/getty_server_test.go                |  10 +-
 remoting/kubernetes/client.go                      |  18 +-
 remoting/kubernetes/registry_controller.go         |  47 +++-
 14 files changed, 453 insertions(+), 53 deletions(-)

diff --git a/common/constant/default.go b/common/constant/default.go
index e7de3e6..91c6742 100644
--- a/common/constant/default.go
+++ b/common/constant/default.go
@@ -52,7 +52,7 @@ const (
 const (
 	DEFAULT_KEY               = "default"
 	PREFIX_DEFAULT_KEY        = "default."
-	DEFAULT_SERVICE_FILTERS   = EchoFilterKey + "," + TokenFilterKey + "," + AccessLogFilterKey + "," + TpsLimitFilterKey + "," + GenericServiceFilterKey + "," + ExecuteLimitFilterKey + "," + GracefulShutdownProviderFilterKey
+	DEFAULT_SERVICE_FILTERS   = EchoFilterKey + "," + MetricsFilterKey + "," + TokenFilterKey + "," + AccessLogFilterKey + "," + TpsLimitFilterKey + "," + GenericServiceFilterKey + "," + ExecuteLimitFilterKey + "," + GracefulShutdownProviderFilterKey
 	DEFAULT_REFERENCE_FILTERS = GracefulShutdownConsumerFilterKey
 	GENERIC_REFERENCE_FILTERS = GenericFilterKey
 	GENERIC                   = "$invoke"
diff --git a/config/root_config.go b/config/root_config.go
index c928b8f..de7731c 100644
--- a/config/root_config.go
+++ b/config/root_config.go
@@ -19,6 +19,8 @@ package config
 
 import (
 	"bytes"
+	"net/http"
+	_ "net/http/pprof"
 )
 
 import (
@@ -129,6 +131,9 @@ func (rc *RootConfig) Init() error {
 	if err := rc.Consumer.Init(rc); err != nil {
 		return err
 	}
+	go func() {
+		_ = http.ListenAndServe("0.0.0.0:6060", nil)
+	}()
 	return nil
 }
 
diff --git a/config/service.go b/config/service.go
index 0f039fd..06bf87a 100644
--- a/config/service.go
+++ b/config/service.go
@@ -18,10 +18,13 @@
 package config
 
 import (
-	"dubbo.apache.org/dubbo-go/v3/common"
 	"sync"
 )
 
+import (
+	"dubbo.apache.org/dubbo-go/v3/common"
+)
+
 var (
 	// conServicesLock is used to guard conServices map.
 	conServicesLock = sync.Mutex{}
diff --git a/filter/metrics/filter.go b/filter/metrics/filter.go
index 9da3a33..7b29305 100644
--- a/filter/metrics/filter.go
+++ b/filter/metrics/filter.go
@@ -25,7 +25,6 @@ import (
 import (
 	"dubbo.apache.org/dubbo-go/v3/common/constant"
 	"dubbo.apache.org/dubbo-go/v3/common/extension"
-	"dubbo.apache.org/dubbo-go/v3/config"
 	"dubbo.apache.org/dubbo-go/v3/filter"
 	"dubbo.apache.org/dubbo-go/v3/metrics"
 	"dubbo.apache.org/dubbo-go/v3/protocol"
@@ -74,11 +73,8 @@ func (p *Filter) OnResponse(ctx context.Context, res protocol.Result, invoker pr
 // make sure that the configuration had been loaded before invoking this method.
 func newFilter() filter.Filter {
 	if metricFilterInstance == nil {
-		reporterNames := config.GetMetricConfig().Reporters
-		reporters := make([]metrics.Reporter, 0, len(reporterNames))
-		for _, name := range reporterNames {
-			reporters = append(reporters, extension.GetMetricReporter(name))
-		}
+		reporters := make([]metrics.Reporter, 0, 1)
+		reporters = append(reporters, extension.GetMetricReporter("prometheus"))
 		metricFilterInstance = &Filter{
 			reporters: reporters,
 		}
diff --git a/filter/metrics/filter_test.go b/filter/metrics/filter_test.go
index f4b3440..11e19d3 100644
--- a/filter/metrics/filter_test.go
+++ b/filter/metrics/filter_test.go
@@ -34,6 +34,7 @@ import (
 	"dubbo.apache.org/dubbo-go/v3/common/extension"
 	"dubbo.apache.org/dubbo-go/v3/config"
 	"dubbo.apache.org/dubbo-go/v3/metrics"
+	_ "dubbo.apache.org/dubbo-go/v3/metrics/prometheus"
 	"dubbo.apache.org/dubbo-go/v3/protocol"
 	"dubbo.apache.org/dubbo-go/v3/protocol/invocation"
 )
diff --git a/go.mod b/go.mod
index 262e256..c8107dd 100644
--- a/go.mod
+++ b/go.mod
@@ -3,6 +3,7 @@ module dubbo.apache.org/dubbo-go/v3
 go 1.15
 
 require (
+	contrib.go.opencensus.io/exporter/prometheus v0.4.0
 	github.com/RoaringBitmap/roaring v0.7.1
 	github.com/Workiva/go-datastructures v1.0.52
 	github.com/afex/hystrix-go v0.0.0-20180502004556-fa1af6a1f4f5
diff --git a/go.sum b/go.sum
index face8eb..bc3909e 100644
--- a/go.sum
+++ b/go.sum
@@ -6,11 +6,34 @@ cloud.google.com/go v0.44.1/go.mod h1:iSa0KzasP4Uvy3f1mN/7PiObzGgflwredwwASm/v6A
 cloud.google.com/go v0.44.2/go.mod h1:60680Gw3Yr4ikxnPRS/oxxkBccT6SA1yMk63TGekxKY=
 cloud.google.com/go v0.45.1/go.mod h1:RpBamKRgapWJb87xiFSdk4g1CME7QZg3uwTez+TSTjc=
 cloud.google.com/go v0.46.3/go.mod h1:a6bKKbmY7er1mI7TEI4lsAkts/mkhTSZK8w33B4RAg0=
+cloud.google.com/go v0.50.0/go.mod h1:r9sluTvynVuxRIOHXQEHMFffphuXHOMZMycpNR5e6To=
+cloud.google.com/go v0.52.0/go.mod h1:pXajvRH/6o3+F9jDHZWQ5PbGhn+o8w9qiu/CffaVdO4=
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+cloud.google.com/go/pubsub v1.2.0/go.mod h1:jhfEVHT8odbXTkndysNHCcx0awwzvfOlguIAii9o8iA=
+cloud.google.com/go/pubsub v1.3.1/go.mod h1:i+ucay31+CNRpDW4Lu78I4xXG+O1r/MAHgjpRVR+TSU=
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+cloud.google.com/go/storage v1.8.0/go.mod h1:Wv1Oy7z6Yz3DshWRJFhqM/UCfaWIRTdp0RXyy7KQOVs=
+cloud.google.com/go/storage v1.10.0/go.mod h1:FLPqc6j+Ki4BU591ie1oL6qBQGu2Bl/tZ9ullr3+Kg0=
+contrib.go.opencensus.io/exporter/prometheus v0.4.0 h1:0QfIkj9z/iVZgK31D9H9ohjjIDApI2GOPScCKwxedbs=
+contrib.go.opencensus.io/exporter/prometheus v0.4.0/go.mod h1:o7cosnyfuPVK0tB8q0QmaQNhGnptITnPQB+z1+qeFB0=
 dmitri.shuralyov.com/gpu/mtl v0.0.0-20190408044501-666a987793e9/go.mod h1:H6x//7gZCb22OMCxBHrMx7a5I7Hp++hsVxbQ4BYO7hU=
 github.com/Azure/go-ansiterm v0.0.0-20170929234023-d6e3b3328b78/go.mod h1:LmzpDX56iTiv29bbRTIsUNlaFfuhWRQBWjQdVyAevI8=
 github.com/Azure/go-autorest/autorest v0.9.0/go.mod h1:xyHB1BMZT0cuDHU7I0+g046+BFDTQ8rEZB0s4Yfa6bI=
@@ -91,6 +114,9 @@ github.com/cespare/xxhash v1.1.0 h1:a6HrQnmkObjyL+Gs60czilIUGqrzKutQD6XZog3p+ko=
 github.com/cespare/xxhash v1.1.0/go.mod h1:XrSqR1VqqWfGrhpAt58auRo0WTKS1nRRg3ghfAqPWnc=
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 github.com/cespare/xxhash/v2 v2.1.1/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs=
+github.com/chzyer/logex v1.1.10/go.mod h1:+Ywpsq7O8HXn0nuIou7OrIPyXbp3wmkHB+jjWRnGsAI=
+github.com/chzyer/readline v0.0.0-20180603132655-2972be24d48e/go.mod h1:nSuG5e5PlCu98SY8svDHJxuZscDgtXS6KTTbou5AhLI=
+github.com/chzyer/test v0.0.0-20180213035817-a1ea475d72b1/go.mod h1:Q3SI9o4m/ZMnBNeIyt5eFwwo7qiLfzFZmjNmxjkiQlU=
 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/clbanning/x2j v0.0.0-20191024224557-825249438eec/go.mod h1:jMjuTZXRI4dUb/I5gc9Hdhagfvm9+RyrPryS/auMzxE=
@@ -207,16 +233,19 @@ github.com/go-co-op/gocron v0.1.1/go.mod h1:Y9PWlYqDChf2Nbgg7kfS+ZsXHDTZbMZYPEQ0
 github.com/go-errors/errors v1.0.1 h1:LUHzmkK3GUKUrL/1gfBUxAHzcev3apQlezX/+O7ma6w=
 github.com/go-errors/errors v1.0.1/go.mod h1:f4zRHt4oKfwPJE5k8C9vpYG+aDHdBFUsgrm6/TyX73Q=
 github.com/go-gl/glfw v0.0.0-20190409004039-e6da0acd62b1/go.mod h1:vR7hzQXu2zJy9AVAgeJqvqgH9Q5CA+iKCZ2gyEVpxRU=
+github.com/go-gl/glfw/v3.3/glfw v0.0.0-20191125211704-12ad95a8df72/go.mod h1:tQ2UAYgL5IevRw8kRxooKSPJfGvJ9fJQFa0TUsXzTg8=
 github.com/go-gl/glfw/v3.3/glfw v0.0.0-20200222043503-6f7a984d4dc4/go.mod h1:tQ2UAYgL5IevRw8kRxooKSPJfGvJ9fJQFa0TUsXzTg8=
 github.com/go-kit/kit v0.8.0/go.mod h1:xBxKIO96dXMWWy0MnWVtmwkA9/13aqxPnvrjFYMA2as=
 github.com/go-kit/kit v0.9.0/go.mod h1:xBxKIO96dXMWWy0MnWVtmwkA9/13aqxPnvrjFYMA2as=
 github.com/go-kit/kit v0.10.0/go.mod h1:xUsJbQ/Fp4kEt7AFgCuvyX4a71u8h9jB8tj/ORgOZ7o=
+github.com/go-kit/log v0.1.0 h1:DGJh0Sm43HbOeYDNnVZFl8BvcYVvjD5bqYJvp0REbwQ=
 github.com/go-kit/log v0.1.0/go.mod h1:zbhenjAZHb184qTLMA9ZjW7ThYL0H2mk7Q6pNt4vbaY=
 github.com/go-ldap/ldap v3.0.2+incompatible/go.mod h1:qfd9rJvER9Q0/D/Sqn1DfHRoBp40uXYvFoEVrNEPqRc=
 github.com/go-ldap/ldap/v3 v3.1.3/go.mod h1:3rbOH3jRS2u6jg2rJnKAMLE/xQyCKIveG2Sa/Cohzb8=
 github.com/go-ldap/ldap/v3 v3.1.10/go.mod h1:5Zun81jBTabRaI8lzN7E1JjyEl1g6zI6u9pd8luAK4Q=
 github.com/go-logfmt/logfmt v0.3.0/go.mod h1:Qt1PoO58o5twSAckw1HlFXLmHsOX5/0LbT9GBnD5lWE=
 github.com/go-logfmt/logfmt v0.4.0/go.mod h1:3RMwSq7FuexP4Kalkev3ejPJsZTpXXBr9+V4qmtdjCk=
+github.com/go-logfmt/logfmt v0.5.0 h1:TrB8swr/68K7m9CcGut2g3UOihhbcbiMAYiuTXdEih4=
 github.com/go-logfmt/logfmt v0.5.0/go.mod h1:wCYkCAKZfumFQihp8CzCvQ3paCTfi41vtzG1KdI/P7A=
 github.com/go-logr/logr v0.1.0/go.mod h1:ixOQHD9gLJUVQQ2ZOR7zLEifBX6tGkNJF4QyIY7sIas=
 github.com/go-ole/go-ole v1.2.4 h1:nNBDSCOigTSiarFpYE9J/KtEA1IOW4CNeqT9TQDqCxI=
@@ -238,6 +267,7 @@ github.com/go-resty/resty/v2 v2.3.0 h1:JOOeAvjSlapTT92p8xiS19Zxev1neGikoHsXJeOq8
 github.com/go-resty/resty/v2 v2.3.0/go.mod h1:UpN9CgLZNsv4e9XG50UU8xdI0F43UQ4HmxLBDwaroHU=
 github.com/go-sql-driver/mysql v1.4.0/go.mod h1:zAC/RDZ24gD3HViQzih4MyKcchzm+sOG5ZlKdlhCg5w=
 github.com/go-sql-driver/mysql v1.5.0/go.mod h1:DCzpHaOWr8IXmIStZouvnhqoel9Qv2LBy8hT2VhHyBg=
+github.com/go-stack/stack v1.8.0 h1:5SgMzNM5HxrEjV0ww2lTmX6E2Izsfxas4+YHWRs3Lsk=
 github.com/go-stack/stack v1.8.0/go.mod h1:v0f6uXyyMGvRgIKkXu+yp6POWl0qKG85gN/melR3HDY=
 github.com/go-test/deep v1.0.2-0.20181118220953-042da051cf31/go.mod h1:wGDj63lr65AM2AQyKZd/NYHGb0R+1RLqB8NKt3aSFNA=
 github.com/go-test/deep v1.0.2/go.mod h1:wGDj63lr65AM2AQyKZd/NYHGb0R+1RLqB8NKt3aSFNA=
@@ -257,11 +287,16 @@ github.com/golang/glog v0.0.0-20160126235308-23def4e6c14b/go.mod h1:SBH7ygxi8pfU
 github.com/golang/groupcache v0.0.0-20160516000752-02826c3e7903/go.mod h1:cIg4eruTrX1D+g88fzRXU5OdNfaM+9IcxsU14FzY7Hc=
 github.com/golang/groupcache v0.0.0-20190129154638-5b532d6fd5ef/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=
+github.com/golang/groupcache v0.0.0-20191227052852-215e87163ea7/go.mod h1:cIg4eruTrX1D+g88fzRXU5OdNfaM+9IcxsU14FzY7Hc=
 github.com/golang/groupcache v0.0.0-20200121045136-8c9f03a8e57e/go.mod h1:cIg4eruTrX1D+g88fzRXU5OdNfaM+9IcxsU14FzY7Hc=
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+github.com/golang/mock v1.4.3/go.mod h1:UOMv5ysSaYNkG+OFQykRIcU/QvvxJf3p21QfJ2Bt3cw=
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@@ -269,6 +304,7 @@ github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5y
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 github.com/golang/protobuf v1.4.0-rc.1/go.mod h1:ceaxUfeHdC40wWswd/P6IGgMaK3YpKi5j83Wpe3EHw8=
 github.com/golang/protobuf v1.4.0-rc.1.0.20200221234624-67d41d38c208/go.mod h1:xKAWHe0F5eneWXFV3EuXVDTCmh+JuBKY0li0aMyXATA=
@@ -291,7 +327,10 @@ github.com/google/go-cmp v0.2.0/go.mod h1:oXzfMopK8JAjlY9xF4vHSVASa0yLyX7SntLO5a
 github.com/google/go-cmp v0.3.0/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
 github.com/google/go-cmp v0.3.1/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
 github.com/google/go-cmp v0.4.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
+github.com/google/go-cmp v0.4.1/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
 github.com/google/go-cmp v0.5.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
+github.com/google/go-cmp v0.5.1/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
+github.com/google/go-cmp v0.5.3/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
 github.com/google/go-cmp v0.5.4/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
 github.com/google/go-cmp v0.5.5 h1:Khx7svrCpmxxtHBq5j2mp/xVjsi8hQMfNLvJFAlrGgU=
 github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
@@ -299,8 +338,14 @@ github.com/google/gofuzz v0.0.0-20161122191042-44d81051d367/go.mod h1:HP5RmnzzSN
 github.com/google/gofuzz v1.0.0 h1:A8PeW59pxE9IoFRqBp37U+mSNaQoZ46F1f0f863XSXw=
 github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=
 github.com/google/martian v2.1.0+incompatible/go.mod h1:9I4somxYTbIHy5NJKHRl3wXiIaQGbYVAs8BPL6v8lEs=
+github.com/google/martian/v3 v3.0.0/go.mod h1:y5Zk1BBys9G+gd6Jrk0W3cC1+ELVxBWuIGO+w/tUAp0=
 github.com/google/pprof v0.0.0-20181206194817-3ea8567a2e57/go.mod h1:zfwlbNMJ+OItoe0UupaVj+oy1omPYYDuagoSzA8v9mc=
 github.com/google/pprof v0.0.0-20190515194954-54271f7e092f/go.mod h1:zfwlbNMJ+OItoe0UupaVj+oy1omPYYDuagoSzA8v9mc=
+github.com/google/pprof v0.0.0-20191218002539-d4f498aebedc/go.mod h1:ZgVRPoUq/hfqzAqh7sHMqb3I9Rq5C59dIz2SbBwJ4eM=
+github.com/google/pprof v0.0.0-20200212024743-f11f1df84d12/go.mod h1:ZgVRPoUq/hfqzAqh7sHMqb3I9Rq5C59dIz2SbBwJ4eM=
+github.com/google/pprof v0.0.0-20200229191704-1ebb73c60ed3/go.mod h1:ZgVRPoUq/hfqzAqh7sHMqb3I9Rq5C59dIz2SbBwJ4eM=
+github.com/google/pprof v0.0.0-20200430221834-fc25d7d30c6d/go.mod h1:ZgVRPoUq/hfqzAqh7sHMqb3I9Rq5C59dIz2SbBwJ4eM=
+github.com/google/pprof v0.0.0-20200708004538-1a94d8640e99/go.mod h1:ZgVRPoUq/hfqzAqh7sHMqb3I9Rq5C59dIz2SbBwJ4eM=
 github.com/google/renameio v0.1.0/go.mod h1:KWCgfxg9yswjAJkECMjeO8J8rahYeXnNhOm40UhjYkI=
 github.com/google/uuid v1.0.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
 github.com/google/uuid v1.1.1/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
@@ -391,6 +436,7 @@ github.com/hashicorp/yamux v0.0.0-20181012175058-2f1d1f20f75d/go.mod h1:+NfK9FKe
 github.com/hpcloud/tail v1.0.0 h1:nfCOvKYfkgYP8hkirhJocXT2+zOD8yUNjXaWfTlyFKI=
 github.com/hpcloud/tail v1.0.0/go.mod h1:ab1qPbhIpdTxEkNHXyeSf5vhxWSCs/tWer42PpOxQnU=
 github.com/hudl/fargo v1.3.0/go.mod h1:y3CKSmjA+wD2gak7sUSXTAoopbhU08POFhmITJgmKTg=
+github.com/ianlancetaylor/demangle v0.0.0-20181102032728-5e5cf60278f6/go.mod h1:aSSvb/t6k1mPoxDqO4vJh6VOCGPwU4O0C2/Eqndh1Sc=
 github.com/imdario/mergo v0.3.5/go.mod h1:2EnlNZ0deacrJVfApfmtdGgDfMuh/nq6Ok1EcJh5FfA=
 github.com/inconshreveable/mousetrap v1.0.0/go.mod h1:PxqpIevigyE2G7u3NXJIT2ANytuPF1OarO4DADm73n8=
 github.com/influxdata/influxdb1-client v0.0.0-20191209144304-8bf82d3c094d/go.mod h1:qj24IKcXYK6Iy9ceXlo3Tc+vtHo9lIhSX5JddghvEPo=
@@ -417,6 +463,7 @@ github.com/json-iterator/go v1.1.10/go.mod h1:KdQUCv79m/52Kvf8AW2vK1V8akMuk1QjK/
 github.com/json-iterator/go v1.1.11 h1:uVUAXhF2To8cbw/3xN3pxj6kk7TYKs98NIrTqPlMWAQ=
 github.com/json-iterator/go v1.1.11/go.mod h1:KdQUCv79m/52Kvf8AW2vK1V8akMuk1QjK/uOdHXbAo4=
 github.com/jstemmer/go-junit-report v0.0.0-20190106144839-af01ea7f8024/go.mod h1:6v2b51hI/fHJwM22ozAgKL4VKDeJcHhJFhtBdhmNjmU=
+github.com/jstemmer/go-junit-report v0.9.1/go.mod h1:Brl9GWCQeLvo8nXZwPNNblvFj/XSXhF0NWZEnDohbsk=
 github.com/jtolds/gls v4.20.0+incompatible h1:xdiiI2gbIgH/gLH7ADydsJ1uDOEzR8yvV7C0MuV77Wo=
 github.com/jtolds/gls v4.20.0+incompatible/go.mod h1:QJZ7F/aHp+rZTRtaJ1ow/lLfFfVYBRgL+9YlvaHOwJU=
 github.com/julienschmidt/httprouter v1.2.0/go.mod h1:SYymIcj16QtmaHHD7aYtjjsJG7VTCxuUUipMqKk8s4w=
@@ -604,8 +651,9 @@ github.com/prometheus/common v0.7.0/go.mod h1:DjGbpBbp5NYNiECxcL/VnbXCCaQpKd3tt2
 github.com/prometheus/common v0.9.1/go.mod h1:yhUN8i9wzaXS3w1O07YhxHEBxD+W35wd8bs7vj7HSQ4=
 github.com/prometheus/common v0.10.0/go.mod h1:Tlit/dnDKsSWFlCLTWaA1cyBgKHSMdTB80sz/V91rCo=
 github.com/prometheus/common v0.15.0/go.mod h1:U+gB1OBLb1lF3O42bTCL+FK18tX9Oar16Clt/msog/s=
-github.com/prometheus/common v0.26.0 h1:iMAkS2TDoNWnKM+Kopnx/8tnEStIfpYA0ur0xQzzhMQ=
 github.com/prometheus/common v0.26.0/go.mod h1:M7rCNAaPfAosfx8veZJCuw84e35h3Cfd9VFqTh1DIvc=
+github.com/prometheus/common v0.28.0 h1:vGVfV9KrDTvWt5boZO0I19g2E3CsWfpPPKZM9dt3mEw=
+github.com/prometheus/common v0.28.0/go.mod h1:vu+V0TpY+O6vW9J44gczi3Ap/oXXR10b+M/gUGO4Hls=
 github.com/prometheus/procfs v0.0.0-20180125133057-cb4147076ac7/go.mod h1:c3At6R/oaqEKCNdg8wHV1ftS6bRYblBhIjjI8uT2IGk=
 github.com/prometheus/procfs v0.0.0-20181005140218-185b4288413d/go.mod h1:c3At6R/oaqEKCNdg8wHV1ftS6bRYblBhIjjI8uT2IGk=
 github.com/prometheus/procfs v0.0.0-20181204211112-1dc9a6cbc91a/go.mod h1:c3At6R/oaqEKCNdg8wHV1ftS6bRYblBhIjjI8uT2IGk=
@@ -617,6 +665,8 @@ github.com/prometheus/procfs v0.1.3/go.mod h1:lV6e/gmhEcM9IjHGsFOCxxuZ+z1YqCvr4O
 github.com/prometheus/procfs v0.2.0/go.mod h1:lV6e/gmhEcM9IjHGsFOCxxuZ+z1YqCvr4OA4YeYWdaU=
 github.com/prometheus/procfs v0.6.0 h1:mxy4L2jP6qMonqmq+aTtOx1ifVWUgG/TAmntgbh3xv4=
 github.com/prometheus/procfs v0.6.0/go.mod h1:cz+aTbrPOrUb4q7XlbU9ygM+/jj0fzG6c1xBZuNvfVA=
+github.com/prometheus/statsd_exporter v0.21.0 h1:hA05Q5RFeIjgwKIYEdFd59xu5Wwaznf33yKI+pyX6T8=
+github.com/prometheus/statsd_exporter v0.21.0/go.mod h1:rbT83sZq2V+p73lHhPZfMc3MLCHmSHelCh9hSGYNLTQ=
 github.com/prometheus/tsdb v0.7.1/go.mod h1:qhTCs0VvXwvX/y3TZrWD7rabWM+ijKTux40TwIPHuXU=
 github.com/rcrowley/go-metrics v0.0.0-20181016184325-3113b8401b8a/go.mod h1:bCqnVzQkZxMG4s8nGwiZ5l3QUCyqpo9Y+/ZMZ9VjZe4=
 github.com/rhnvrm/simples3 v0.6.1/go.mod h1:Y+3vYm2V7Y4VijFoJHHTrja6OgPrJ2cBti8dPGkC3sA=
@@ -683,6 +733,7 @@ github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXf
 github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
 github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4=
 github.com/stretchr/testify v1.5.1/go.mod h1:5W2xD1RspED5o8YsWQXVCued0rvSQ+mT+I5cxcmMvtA=
+github.com/stretchr/testify v1.6.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
 github.com/stretchr/testify v1.7.0 h1:nwc3DEeHmmLAfoZucVR881uASk0Mfjw8xYJ99tb5CcY=
 github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
 github.com/subosito/gotenv v1.2.0 h1:Slr1R9HxAlEKefgq5jn9U+DnETlIUa6HfgEzj0g5d7s=
@@ -708,7 +759,9 @@ github.com/urfave/cli v1.20.0/go.mod h1:70zkFmudgCuE/ngEzBv17Jvp/497gISqfk5gWijb
 github.com/urfave/cli v1.22.1/go.mod h1:Gos4lmkARVdJ6EkW0WaNv/tZAAMe9V7XWyB60NtXRu0=
 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 v1.1.25/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
 github.com/yuin/goldmark v1.1.27/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
+github.com/yuin/goldmark v1.1.32/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
 github.com/yuin/goldmark v1.2.1/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
 github.com/yuin/goldmark v1.3.5/go.mod h1:mwnBkeHKe2W/ZEtQ+71ViKU8L12m81fl3OWwC1Zlc8k=
 github.com/zouyx/agollo/v3 v3.4.5 h1:7YCxzY9ZYaH9TuVUBvmI6Tk0mwMggikah+cfbYogcHQ=
@@ -740,6 +793,10 @@ go.opencensus.io v0.20.2/go.mod h1:6WKK9ahsWS3RSO+PY9ZHZUfv2irvY6gN279GOPZjmmk=
 go.opencensus.io v0.21.0/go.mod h1:mSImk1erAIZhrmZN+AvHh14ztQfjbGwt4TtuofqLduU=
 go.opencensus.io v0.22.0/go.mod h1:+kGneAE2xo2IficOXnaByMWTGM9T73dGwxeWcUqIpI8=
 go.opencensus.io v0.22.2/go.mod h1:yxeiOL68Rb0Xd1ddK5vPZ/oVn4vY4Ynel7k9FzqtOIw=
+go.opencensus.io v0.22.3/go.mod h1:yxeiOL68Rb0Xd1ddK5vPZ/oVn4vY4Ynel7k9FzqtOIw=
+go.opencensus.io v0.22.4/go.mod h1:yxeiOL68Rb0Xd1ddK5vPZ/oVn4vY4Ynel7k9FzqtOIw=
+go.opencensus.io v0.23.0 h1:gqCw0LfLxScz8irSi8exQc7fyQ0fKQU/qnC/X8+V/1M=
+go.opencensus.io v0.23.0/go.mod h1:XItmlyltB5F7CS4xOC1DcqMoFqwtC6OG2xF7mCv7P7E=
 go.uber.org/atomic v1.3.2/go.mod h1:gD2HeocX3+yG+ygLZcrzQJaqmWj9AIm7n08wl/qW/PE=
 go.uber.org/atomic v1.4.0/go.mod h1:gD2HeocX3+yG+ygLZcrzQJaqmWj9AIm7n08wl/qW/PE=
 go.uber.org/atomic v1.5.0/go.mod h1:sABNBOSYdrvTF6hTgEIbc7YasKWGhgEQZyfxyTvoXHQ=
@@ -778,6 +835,11 @@ golang.org/x/exp v0.0.0-20190306152737-a1d7652674e8/go.mod h1:CJ0aWSM057203Lf6IL
 golang.org/x/exp v0.0.0-20190510132918-efd6b22b2522/go.mod h1:ZjyILWgesfNpC6sMxTJOJm9Kp84zZh5NQWvqDGG3Qr8=
 golang.org/x/exp v0.0.0-20190829153037-c13cbed26979/go.mod h1:86+5VVa7VpoJ4kLfm080zCjGlMRFzhUhsZKEZO7MGek=
 golang.org/x/exp v0.0.0-20191030013958-a1ab85dbe136/go.mod h1:JXzH8nQsPlswgeRAPE3MuO9GYsAcnJvJ4vnMwN/5qkY=
+golang.org/x/exp v0.0.0-20191129062945-2f5052295587/go.mod h1:2RIsYlXP63K8oxa1u096TMicItID8zy7Y6sNkU49FU4=
+golang.org/x/exp v0.0.0-20191227195350-da58074b4299/go.mod h1:2RIsYlXP63K8oxa1u096TMicItID8zy7Y6sNkU49FU4=
+golang.org/x/exp v0.0.0-20200119233911-0405dc783f0a/go.mod h1:2RIsYlXP63K8oxa1u096TMicItID8zy7Y6sNkU49FU4=
+golang.org/x/exp v0.0.0-20200207192155-f17229e696bd/go.mod h1:J/WKrq2StrnmMY6+EHIKF9dgMWnmCNThgcyBT1FY9mM=
+golang.org/x/exp v0.0.0-20200224162631-6cc2880d07d6/go.mod h1:3jZMyOhIsHpP37uCMkUooju7aAi5cS1Q23tOzKc+0MU=
 golang.org/x/exp v0.0.0-20200331195152-e8c3332aa8e5/go.mod h1:4M0jN8W1tt0AVLNr8HDosyJCDCDuyL9N9+3m7wDWgKw=
 golang.org/x/image v0.0.0-20190227222117-0694c2d4d067/go.mod h1:kZ7UVZpmo3dzQBMxlp+ypCbDeSB+sBbTgSJuh5dn5js=
 golang.org/x/image v0.0.0-20190802002840-cff245a6509b/go.mod h1:FeLwcggjj3mMvU+oOTbSwawSJRM1uh48EjtB4UJZlP0=
@@ -788,6 +850,8 @@ golang.org/x/lint v0.0.0-20190313153728-d0100b6bd8b3/go.mod h1:6SW0HCj/g11FgYtHl
 golang.org/x/lint v0.0.0-20190409202823-959b441ac422/go.mod h1:6SW0HCj/g11FgYtHlgUYUwCkIfeOF89ocIRzGO/8vkc=
 golang.org/x/lint v0.0.0-20190909230951-414d861bb4ac/go.mod h1:6SW0HCj/g11FgYtHlgUYUwCkIfeOF89ocIRzGO/8vkc=
 golang.org/x/lint v0.0.0-20190930215403-16217165b5de/go.mod h1:6SW0HCj/g11FgYtHlgUYUwCkIfeOF89ocIRzGO/8vkc=
+golang.org/x/lint v0.0.0-20191125180803-fdd1cda4f05f/go.mod h1:5qLYkcX4OjUUV8bRuDixDT3tpyyb+LUpUlRWLxfhWrs=
+golang.org/x/lint v0.0.0-20200130185559-910be7a94367/go.mod h1:3xt1FjdF8hUf6vQPIChWIBhFzV8gjjsPE/fR3IyQdNY=
 golang.org/x/lint v0.0.0-20200302205851-738671d3881b/go.mod h1:3xt1FjdF8hUf6vQPIChWIBhFzV8gjjsPE/fR3IyQdNY=
 golang.org/x/lint v0.0.0-20210508222113-6edffad5e616/go.mod h1:3xt1FjdF8hUf6vQPIChWIBhFzV8gjjsPE/fR3IyQdNY=
 golang.org/x/mobile v0.0.0-20190312151609-d3739f865fa6/go.mod h1:z+o9i4GpDbdi3rU15maQ/Ox0txvL9dWGYEHz965HBQE=
@@ -817,31 +881,47 @@ golang.org/x/net v0.0.0-20190503192946-f4e77d36d62c/go.mod h1:t9HGtf8HONx5eT2rtn
 golang.org/x/net v0.0.0-20190603091049-60506f45cf65/go.mod h1:HSz+uSET+XFnRR8LxR5pz3Of3rY3CfYBVs4xY44aLks=
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+golang.org/x/net v0.0.0-20190724013045-ca1201d0de80/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
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+golang.org/x/net v0.0.0-20191209160850-c0dbc17a3553/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
+golang.org/x/net v0.0.0-20200114155413-6afb5195e5aa/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
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+golang.org/x/tools v0.0.0-20200515010526-7d3b6ebf133d/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
+golang.org/x/tools v0.0.0-20200618134242-20370b0cb4b2/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
 golang.org/x/tools v0.0.0-20200619180055-7c47624df98f/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
+golang.org/x/tools v0.0.0-20200729194436-6467de6f59a7/go.mod h1:njjCfa9FT2d7l9Bc6FUM5FLjQPp3cFF28FI3qnDFljA=
+golang.org/x/tools v0.0.0-20200804011535-6c149bb5ef0d/go.mod h1:njjCfa9FT2d7l9Bc6FUM5FLjQPp3cFF28FI3qnDFljA=
+golang.org/x/tools v0.0.0-20200825202427-b303f430e36d/go.mod h1:njjCfa9FT2d7l9Bc6FUM5FLjQPp3cFF28FI3qnDFljA=
 golang.org/x/tools v0.0.0-20200928182047-19e03678916f/go.mod h1:z6u4i615ZeAfBE4XtMziQW1fSVJXACjjbWkB/mvPzlU=
 golang.org/x/tools v0.0.0-20201014170642-d1624618ad65/go.mod h1:z6u4i615ZeAfBE4XtMziQW1fSVJXACjjbWkB/mvPzlU=
 golang.org/x/tools v0.0.0-20210106214847-113979e3529a/go.mod h1:emZCQorbCU4vsT4fOWvOPXz4eW1wZW4PmDk9uLelYpA=
@@ -961,12 +1076,25 @@ google.golang.org/api v0.7.0/go.mod h1:WtwebWUNSVBH/HAw79HIFXZNqEvBhG+Ra+ax0hx3E
 google.golang.org/api v0.8.0/go.mod h1:o4eAsZoiT+ibD93RtjEohWalFOjRDx6CVaqeizhEnKg=
 google.golang.org/api v0.9.0/go.mod h1:o4eAsZoiT+ibD93RtjEohWalFOjRDx6CVaqeizhEnKg=
 google.golang.org/api v0.13.0/go.mod h1:iLdEw5Ide6rF15KTC1Kkl0iskquN2gFfn9o9XIsbkAI=
+google.golang.org/api v0.14.0/go.mod h1:iLdEw5Ide6rF15KTC1Kkl0iskquN2gFfn9o9XIsbkAI=
+google.golang.org/api v0.15.0/go.mod h1:iLdEw5Ide6rF15KTC1Kkl0iskquN2gFfn9o9XIsbkAI=
+google.golang.org/api v0.17.0/go.mod h1:BwFmGc8tA3vsd7r/7kR8DY7iEEGSU04BFxCo5jP/sfE=
+google.golang.org/api v0.18.0/go.mod h1:BwFmGc8tA3vsd7r/7kR8DY7iEEGSU04BFxCo5jP/sfE=
+google.golang.org/api v0.19.0/go.mod h1:BwFmGc8tA3vsd7r/7kR8DY7iEEGSU04BFxCo5jP/sfE=
+google.golang.org/api v0.20.0/go.mod h1:BwFmGc8tA3vsd7r/7kR8DY7iEEGSU04BFxCo5jP/sfE=
+google.golang.org/api v0.22.0/go.mod h1:BwFmGc8tA3vsd7r/7kR8DY7iEEGSU04BFxCo5jP/sfE=
+google.golang.org/api v0.24.0/go.mod h1:lIXQywCXRcnZPGlsd8NbLnOjtAoL6em04bJ9+z0MncE=
+google.golang.org/api v0.28.0/go.mod h1:lIXQywCXRcnZPGlsd8NbLnOjtAoL6em04bJ9+z0MncE=
+google.golang.org/api v0.29.0/go.mod h1:Lcubydp8VUV7KeIHD9z2Bys/sm/vGKnG1UHuDBSrHWM=
+google.golang.org/api v0.30.0/go.mod h1:QGmEvQ87FHZNiUVJkT14jQNYJ4ZJjdRF23ZXz5138Fc=
 google.golang.org/appengine v1.1.0/go.mod h1:EbEs0AVv82hx2wNQdGPgUI5lhzA/G0D9YwlJXL52JkM=
 google.golang.org/appengine v1.2.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4=
 google.golang.org/appengine v1.4.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4=
 google.golang.org/appengine v1.5.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4=
-google.golang.org/appengine v1.6.1 h1:QzqyMA1tlu6CgqCDUtU9V+ZKhLFT2dkJuANu5QaxI3I=
 google.golang.org/appengine v1.6.1/go.mod h1:i06prIuMbXzDqacNJfV5OdTW448YApPu5ww/cMBSeb0=
+google.golang.org/appengine v1.6.5/go.mod h1:8WjMMxjGQR8xUklV/ARdw2HLXBOI7O7uCIDZVag1xfc=
+google.golang.org/appengine v1.6.6 h1:lMO5rYAqUxkmaj76jAkRUvt5JZgFymx/+Q5Mzfivuhc=
+google.golang.org/appengine v1.6.6/go.mod h1:8WjMMxjGQR8xUklV/ARdw2HLXBOI7O7uCIDZVag1xfc=
 google.golang.org/genproto v0.0.0-20180817151627-c66870c02cf8/go.mod h1:JiN7NxoALGmiZfu7CAH4rXhgtRTLTxftemlI0sWmxmc=
 google.golang.org/genproto v0.0.0-20190307195333-5fe7a883aa19/go.mod h1:VzzqZJRnGkLBvHegQrXjBqPurQTc5/KpmUdxsrq26oE=
 google.golang.org/genproto v0.0.0-20190404172233-64821d5d2107/go.mod h1:VzzqZJRnGkLBvHegQrXjBqPurQTc5/KpmUdxsrq26oE=
@@ -978,10 +1106,29 @@ google.golang.org/genproto v0.0.0-20190801165951-fa694d86fc64/go.mod h1:DMBHOl98
 google.golang.org/genproto v0.0.0-20190819201941-24fa4b261c55/go.mod h1:DMBHOl98Agz4BDEuKkezgsaosCRResVns1a3J2ZsMNc=
 google.golang.org/genproto v0.0.0-20190911173649-1774047e7e51/go.mod h1:IbNlFCBrqXvoKpeg0TB2l7cyZUmoaFKYIwrEpbDKLA8=
 google.golang.org/genproto v0.0.0-20191108220845-16a3f7862a1a/go.mod h1:n3cpQtvxv34hfy77yVDNjmbRyujviMdxYliBSkLhpCc=
+google.golang.org/genproto v0.0.0-20191115194625-c23dd37a84c9/go.mod h1:n3cpQtvxv34hfy77yVDNjmbRyujviMdxYliBSkLhpCc=
+google.golang.org/genproto v0.0.0-20191216164720-4f79533eabd1/go.mod h1:n3cpQtvxv34hfy77yVDNjmbRyujviMdxYliBSkLhpCc=
+google.golang.org/genproto v0.0.0-20191230161307-f3c370f40bfb/go.mod h1:n3cpQtvxv34hfy77yVDNjmbRyujviMdxYliBSkLhpCc=
+google.golang.org/genproto v0.0.0-20200115191322-ca5a22157cba/go.mod h1:n3cpQtvxv34hfy77yVDNjmbRyujviMdxYliBSkLhpCc=
+google.golang.org/genproto v0.0.0-20200122232147-0452cf42e150/go.mod h1:n3cpQtvxv34hfy77yVDNjmbRyujviMdxYliBSkLhpCc=
+google.golang.org/genproto v0.0.0-20200204135345-fa8e72b47b90/go.mod h1:GmwEX6Z4W5gMy59cAlVYjN9JhxgbQH6Gn+gFDQe2lzA=
+google.golang.org/genproto v0.0.0-20200212174721-66ed5ce911ce/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
+google.golang.org/genproto v0.0.0-20200224152610-e50cd9704f63/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
+google.golang.org/genproto v0.0.0-20200228133532-8c2c7df3a383/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
+google.golang.org/genproto v0.0.0-20200305110556-506484158171/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
+google.golang.org/genproto v0.0.0-20200312145019-da6875a35672/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
+google.golang.org/genproto v0.0.0-20200331122359-1ee6d9798940/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
 google.golang.org/genproto v0.0.0-20200423170343-7949de9c1215/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
+google.golang.org/genproto v0.0.0-20200430143042-b979b6f78d84/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
+google.golang.org/genproto v0.0.0-20200511104702-f5ebc3bea380/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
 google.golang.org/genproto v0.0.0-20200513103714-09dca8ec2884/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
+google.golang.org/genproto v0.0.0-20200515170657-fc4c6c6a6587/go.mod h1:YsZOwe1myG/8QRHRsmBRE1LrgQY60beZKjly0O1fX9U=
 google.golang.org/genproto v0.0.0-20200526211855-cb27e3aa2013/go.mod h1:NbSheEEYHJ7i3ixzK3sjbqSGDJWnxyFXZblF3eUsNvo=
+google.golang.org/genproto v0.0.0-20200618031413-b414f8b61790/go.mod h1:jDfRM7FcilCzHH/e9qn6dsT145K34l5v+OpcnNgKAAA=
+google.golang.org/genproto v0.0.0-20200729003335-053ba62fc06f/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
+google.golang.org/genproto v0.0.0-20200804131852-c06518451d9c/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
 google.golang.org/genproto v0.0.0-20200806141610-86f49bd18e98/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
+google.golang.org/genproto v0.0.0-20200825200019-8632dd797987/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
 google.golang.org/genproto v0.0.0-20210106152847-07624b53cd92/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
 google.golang.org/genproto v0.0.0-20210602131652-f16073e35f0c h1:wtujag7C+4D6KMoulW9YauvK2lgdvCMS260jsqqBXr0=
 google.golang.org/genproto v0.0.0-20210602131652-f16073e35f0c/go.mod h1:UODoCrxHCcBojKKwX1terBiRUaqAsFqJiF615XL43r0=
@@ -999,9 +1146,14 @@ google.golang.org/grpc v1.23.1/go.mod h1:Y5yQAOtifL1yxbo5wqy6BxZv8vAUGQwXBOALyac
 google.golang.org/grpc v1.25.1/go.mod h1:c3i+UQWmh7LiEpx4sFZnkU36qjEYZ0imhYfXVyQciAY=
 google.golang.org/grpc v1.26.0/go.mod h1:qbnxyOmOxrQa7FizSgH+ReBfzJrCY1pSN7KXBS8abTk=
 google.golang.org/grpc v1.27.0/go.mod h1:qbnxyOmOxrQa7FizSgH+ReBfzJrCY1pSN7KXBS8abTk=
+google.golang.org/grpc v1.27.1/go.mod h1:qbnxyOmOxrQa7FizSgH+ReBfzJrCY1pSN7KXBS8abTk=
+google.golang.org/grpc v1.28.0/go.mod h1:rpkK4SK4GF4Ach/+MFLZUBavHOvF2JJB5uozKKal+60=
 google.golang.org/grpc v1.29.1/go.mod h1:itym6AZVZYACWQqET3MqgPpjcuV5QH3BxFS3IjizoKk=
+google.golang.org/grpc v1.30.0/go.mod h1:N36X2cJ7JwdamYAgDz+s+rVMFjt3numwzf/HckM8pak=
+google.golang.org/grpc v1.31.0/go.mod h1:N36X2cJ7JwdamYAgDz+s+rVMFjt3numwzf/HckM8pak=
 google.golang.org/grpc v1.32.0/go.mod h1:N36X2cJ7JwdamYAgDz+s+rVMFjt3numwzf/HckM8pak=
 google.golang.org/grpc v1.33.1/go.mod h1:fr5YgcSWrqhRRxogOsw7RzIpsmvOZ6IcH4kBYTpR3n0=
+google.golang.org/grpc v1.33.2/go.mod h1:JMHMWHQWaTccqQQlmk3MJZS+GWXOdAesneDmEnv2fbc=
 google.golang.org/grpc v1.36.0/go.mod h1:qjiiYl8FncCW8feJPdyg3v6XW24KsRHe+dy9BAGRRjU=
 google.golang.org/grpc v1.38.0 h1:/9BgsAsa5nWe26HqOlvlgJnqBuktYOLCgjCPqsa56W0=
 google.golang.org/grpc v1.38.0/go.mod h1:NREThFqKR1f3iQ6oBuvc5LadQuXVGo9rkm5ZGrQdJfM=
@@ -1068,6 +1220,8 @@ honnef.co/go/tools v0.0.0-20190106161140-3f1c8253044a/go.mod h1:rf3lG4BRIbNafJWh
 honnef.co/go/tools v0.0.0-20190418001031-e561f6794a2a/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/go.mod h1:a3bituU0lyd329TUQxRnasdCoJDkEUEAqEt0JzvZhAg=
+honnef.co/go/tools v0.0.1-2020.1.3/go.mod h1:X/FiERA/W4tHapMX5mGpAtMSVEeEUOyHaw9vFzvIQ3k=
+honnef.co/go/tools v0.0.1-2020.1.4/go.mod h1:X/FiERA/W4tHapMX5mGpAtMSVEeEUOyHaw9vFzvIQ3k=
 k8s.io/api v0.16.9 h1:3vCx0WX9qcg1Hv4aQ/G1tiIKectGVuimvPVTJU4VOCA=
 k8s.io/api v0.16.9/go.mod h1:Y7dZNHs1Xy0mSwSlzL9QShi6qkljnN41yR8oWCRTDe8=
 k8s.io/apimachinery v0.16.9 h1:ESUZ4hMBUKF2kn2HBFL5zM/wQv4j/0uRbR7AjgqGJ4o=
@@ -1084,6 +1238,8 @@ k8s.io/kube-openapi v0.0.0-20190816220812-743ec37842bf/go.mod h1:1TqjTSzOxsLGIKf
 k8s.io/utils v0.0.0-20190801114015-581e00157fb1 h1:+ySTxfHnfzZb9ys375PXNlLhkJPLKgHajBU0N62BDvE=
 k8s.io/utils v0.0.0-20190801114015-581e00157fb1/go.mod h1:sZAwmy6armz5eXlNoLmJcl4F1QuKu7sr+mFQ0byX7Ew=
 rsc.io/binaryregexp v0.2.0/go.mod h1:qTv7/COck+e2FymRvadv62gMdZztPaShugOCi3I+8D8=
+rsc.io/quote/v3 v3.1.0/go.mod h1:yEA65RcK8LyAZtP9Kv3t0HmxON59tX3rD+tICJqUlj0=
+rsc.io/sampler v1.3.0/go.mod h1:T1hPZKmBbMNahiBKFy5HrXp6adAjACjK9JXDnKaTXpA=
 sigs.k8s.io/structured-merge-diff v0.0.0-20190525122527-15d366b2352e/go.mod h1:wWxsB5ozmmv/SG7nM11ayaAW51xMvak/t1r0CSlcokI=
 sigs.k8s.io/yaml v1.1.0/go.mod h1:UJmg0vDUVViEyp3mgSv9WPwZCDxu4rQW1olrI1uml+o=
 sigs.k8s.io/yaml v1.2.0 h1:kr/MCeFWJWTwyaHoR9c8EjH9OumOmoF9YGiZd7lFm/Q=
diff --git a/imports/imports.go b/imports/imports.go
index 7326122..cd346e4 100644
--- a/imports/imports.go
+++ b/imports/imports.go
@@ -31,6 +31,7 @@ import (
 	_ "dubbo.apache.org/dubbo-go/v3/metadata/report/zookeeper"
 	_ "dubbo.apache.org/dubbo-go/v3/metadata/service/local"
 	_ "dubbo.apache.org/dubbo-go/v3/metadata/service/remote"
+	_ "dubbo.apache.org/dubbo-go/v3/metrics/prometheus"
 	_ "dubbo.apache.org/dubbo-go/v3/protocol/dubbo"
 	_ "dubbo.apache.org/dubbo-go/v3/protocol/dubbo3"
 	_ "dubbo.apache.org/dubbo-go/v3/protocol/grpc"
diff --git a/metadata/service/exporter/configurable/exporter_test.go b/metadata/service/exporter/configurable/exporter_test.go
index 09f1c9d..55393e1 100644
--- a/metadata/service/exporter/configurable/exporter_test.go
+++ b/metadata/service/exporter/configurable/exporter_test.go
@@ -31,6 +31,7 @@ import (
 	"dubbo.apache.org/dubbo-go/v3/config"
 	_ "dubbo.apache.org/dubbo-go/v3/filter/filter_impl"
 	"dubbo.apache.org/dubbo-go/v3/metadata/service/local"
+	_ "dubbo.apache.org/dubbo-go/v3/metrics/prometheus"
 	_ "dubbo.apache.org/dubbo-go/v3/protocol/dubbo"
 	"dubbo.apache.org/dubbo-go/v3/remoting/getty"
 )
diff --git a/metrics/prometheus/reporter.go b/metrics/prometheus/reporter.go
index 83f6c33..02365a1 100644
--- a/metrics/prometheus/reporter.go
+++ b/metrics/prometheus/reporter.go
@@ -19,6 +19,7 @@ package prometheus
 
 import (
 	"context"
+	"net/http"
 	"strconv"
 	"strings"
 	"sync"
@@ -26,7 +27,10 @@ import (
 )
 
 import (
+	ocprom "contrib.go.opencensus.io/exporter/prometheus"
+
 	"github.com/prometheus/client_golang/prometheus"
+	prom "github.com/prometheus/client_golang/prometheus"
 )
 
 import (
@@ -47,8 +51,9 @@ const (
 	methodKey    = constant.METHOD_KEY
 	timeoutKey   = constant.TIMEOUT_KEY
 
-	providerKey = "provider"
-	consumerKey = "consumer"
+	// to identify side
+	providerPrefix = "provider_"
+	consumerPrefix = "consumer_"
 
 	// to identify the metric's type
 	histogramSuffix = "_histogram"
@@ -57,14 +62,16 @@ const (
 )
 
 var (
-	labelNames       = []string{serviceKey, groupKey, versionKey, methodKey, timeoutKey}
-	namespace        = config.GetApplicationConfig().Name
-	reporterInstance *PrometheusReporter
-	reporterInitOnce sync.Once
+	labelNames             = []string{serviceKey, groupKey, versionKey, methodKey, timeoutKey}
+	namespace              = config.GetApplicationConfig().Name
+	reporterInstance       *PrometheusReporter
+	reporterInitOnce       sync.Once
+	defaultHistogramBucket = []float64{10, 50, 100, 200, 500, 1000, 10000}
 )
 
 // should initialize after loading configuration
 func init() {
+	newPrometheusReporter()
 	extension.SetMetricReporter(reporterName, newPrometheusReporter)
 }
 
@@ -80,6 +87,13 @@ type PrometheusReporter struct {
 	providerHistogramVec *prometheus.HistogramVec
 	// report the consumer-side's histogram data
 	consumerHistogramVec *prometheus.HistogramVec
+
+	userGauge      sync.Map
+	userSummary    sync.Map
+	userCounter    sync.Map
+	userCounterVec sync.Map
+	userGaugeVec   sync.Map
+	userSummaryVec sync.Map
 }
 
 // Report reports the duration to Prometheus
@@ -108,46 +122,65 @@ func (reporter *PrometheusReporter) Report(ctx context.Context, invoker protocol
 		methodKey:  invocation.MethodName(),
 		timeoutKey: url.GetParam(timeoutKey, ""),
 	}
-
 	costMs := float64(cost.Nanoseconds() / constant.MsToNanoRate)
 	sumVec.With(labels).Observe(costMs)
 	hisVec.With(labels).Observe(costMs)
 }
 
-func newHistogramVec(side string) *prometheus.HistogramVec {
-	mc := config.GetMetricConfig()
+func newHistogramVec(name string, labels []string) *prometheus.HistogramVec {
 	return prometheus.NewHistogramVec(
 		prometheus.HistogramOpts{
 			Namespace: namespace,
-			Subsystem: side,
-			Name:      serviceKey + histogramSuffix,
+			Name:      name,
 			Help:      "This is the dubbo's histogram metrics",
-			Buckets:   mc.GetHistogramBucket(),
+			Buckets:   defaultHistogramBucket,
 		},
-		labelNames)
+		labels)
 }
 
-// whether this url represents the application received the request as server
-func isProvider(url *common.URL) bool {
-	role := url.GetParam(constant.ROLE_KEY, "")
-	return strings.EqualFold(role, strconv.Itoa(common.PROVIDER))
+func newCounter(name string) prometheus.Counter {
+	return prometheus.NewCounter(
+		prometheus.CounterOpts{
+			Name: name,
+		})
 }
 
-// whether this url represents the application sent then request as client
-func isConsumer(url *common.URL) bool {
-	role := url.GetParam(constant.ROLE_KEY, "")
-	return strings.EqualFold(role, strconv.Itoa(common.CONSUMER))
+func newCounterVec(name string, labels []string) *prometheus.CounterVec {
+	return prometheus.NewCounterVec(
+		prometheus.CounterOpts{
+			Name: name,
+		}, labels)
+}
+
+func newGauge(name string) prometheus.Gauge {
+	return prometheus.NewGauge(
+		prometheus.GaugeOpts{
+			Name: name,
+		})
+}
+
+func newGaugeVec(name string, labels []string) *prometheus.GaugeVec {
+	return prometheus.NewGaugeVec(
+		prometheus.GaugeOpts{
+			Name: name,
+		}, labels)
+}
+
+func newSummary(name string) prometheus.Summary {
+	return prometheus.NewSummary(
+		prometheus.SummaryOpts{
+			Name: name,
+		})
 }
 
 // newSummaryVec create SummaryVec, the Namespace is dubbo
 // the objectives is from my experience.
-func newSummaryVec(side string) *prometheus.SummaryVec {
+func newSummaryVec(name string, labels []string) *prometheus.SummaryVec {
 	return prometheus.NewSummaryVec(
 		prometheus.SummaryOpts{
 			Namespace: namespace,
 			Help:      "This is the dubbo's summary metrics",
-			Subsystem: side,
-			Name:      serviceKey + summarySuffix,
+			Name:      name,
 			Objectives: map[float64]float64{
 				0.5:   0.01,
 				0.75:  0.01,
@@ -157,25 +190,170 @@ func newSummaryVec(side string) *prometheus.SummaryVec {
 				0.999: 0.0001,
 			},
 		},
-		labelNames,
+		labels,
 	)
 }
 
+// isProvider shows whether this url represents the application received the request as server
+func isProvider(url *common.URL) bool {
+	role := url.GetParam(constant.ROLE_KEY, "")
+	return strings.EqualFold(role, strconv.Itoa(common.PROVIDER))
+}
+
+// isConsumer shows whether this url represents the application sent then request as client
+func isConsumer(url *common.URL) bool {
+	role := url.GetParam(constant.ROLE_KEY, "")
+	return strings.EqualFold(role, strconv.Itoa(common.CONSUMER))
+}
+
 // newPrometheusReporter create new prometheusReporter
 // it will register the metrics into prometheus
 func newPrometheusReporter() metrics.Reporter {
 	if reporterInstance == nil {
 		reporterInitOnce.Do(func() {
 			reporterInstance = &PrometheusReporter{
-				consumerSummaryVec: newSummaryVec(consumerKey),
-				providerSummaryVec: newSummaryVec(providerKey),
+				consumerSummaryVec: newSummaryVec(consumerPrefix+serviceKey+summarySuffix, labelNames),
+				providerSummaryVec: newSummaryVec(providerPrefix+serviceKey+summarySuffix, labelNames),
 
-				consumerHistogramVec: newHistogramVec(consumerKey),
-				providerHistogramVec: newHistogramVec(providerKey),
+				consumerHistogramVec: newHistogramVec(consumerPrefix+serviceKey+histogramSuffix, labelNames),
+				providerHistogramVec: newHistogramVec(providerPrefix+serviceKey+histogramSuffix, labelNames),
 			}
-			prometheus.MustRegister(reporterInstance.consumerSummaryVec, reporterInstance.providerSummaryVec,
+
+			prom.DefaultRegisterer.MustRegister(reporterInstance.consumerSummaryVec, reporterInstance.providerSummaryVec,
 				reporterInstance.consumerHistogramVec, reporterInstance.providerHistogramVec)
+			metricsExporter, err := ocprom.NewExporter(ocprom.Options{
+				Registry: prom.DefaultRegisterer.(*prom.Registry),
+			})
+			if err != nil {
+				logger.Errorf("new prometheus reporter with error = %s", err)
+				return
+			}
+			go func() {
+				mux := http.NewServeMux()
+				mux.Handle("/metrics", metricsExporter)
+				if err := http.ListenAndServe(":9090", mux); err != nil {
+					logger.Errorf("new prometheus reporter with error = %s", err)
+				}
+			}()
 		})
 	}
 	return reporterInstance
 }
+
+// setGauge set gauge to target value with given label, if label is not empty, set gauge vec
+// if target gauge/gaugevec not exist, just create new gauge and set the value
+func (reporter *PrometheusReporter) setGauge(gaugeName string, toSetValue float64, labelMap prometheus.Labels) {
+	if len(labelMap) == 0 {
+		// gauge
+		if val, exist := reporter.userGauge.Load(gaugeName); !exist {
+			newGauge := newGauge(gaugeName)
+			_ = prom.DefaultRegisterer.Register(newGauge)
+
+			reporter.userGauge.Store(gaugeName, newGauge)
+			newGauge.Set(toSetValue)
+		} else {
+			val.(prometheus.Gauge).Set(toSetValue)
+		}
+		return
+	}
+
+	// gauge vec
+	if val, exist := reporter.userGaugeVec.Load(gaugeName); !exist {
+		keyList := make([]string, 0)
+		for k, _ := range labelMap {
+			keyList = append(keyList, k)
+		}
+		newGaugeVec := newGaugeVec(gaugeName, keyList)
+		_ = prom.DefaultRegisterer.Register(newGaugeVec)
+		reporter.userGaugeVec.Store(gaugeName, newGaugeVec)
+		newGaugeVec.With(labelMap).Set(toSetValue)
+	} else {
+		val.(*prometheus.GaugeVec).With(labelMap).Set(toSetValue)
+	}
+}
+
+// incCounter inc counter to inc if label is not empty, set counter vec
+// if target counter/counterVec not exist, just create new counter and inc the value
+func (reporter *PrometheusReporter) incCounter(counterName string, labelMap prometheus.Labels) {
+	if len(labelMap) == 0 {
+		// counter
+		if val, exist := reporter.userCounter.Load(counterName); !exist {
+			newCounter := newCounter(counterName)
+			_ = prom.DefaultRegisterer.Register(newCounter)
+			reporter.userCounter.Store(counterName, newCounter)
+			newCounter.Inc()
+		} else {
+			val.(prometheus.Counter).Inc()
+		}
+		return
+	}
+
+	// counter vec inc
+	if val, exist := reporter.userCounterVec.Load(counterName); !exist {
+		keyList := make([]string, 0)
+		for k, _ := range labelMap {
+			keyList = append(keyList, k)
+		}
+		newCounterVec := newCounterVec(counterName, keyList)
+		_ = prom.DefaultRegisterer.Register(newCounterVec)
+		reporter.userSummaryVec.Store(counterName, newCounterVec)
+		newCounterVec.With(labelMap).Inc()
+	} else {
+		val.(*prometheus.CounterVec).With(labelMap).Inc()
+	}
+}
+
+// incSummary inc summary to target value with given label, if label is not empty, set summary vec
+// if target summary/summaryVec not exist, just create new summary and set the value
+func (reporter *PrometheusReporter) incSummary(summaryName string, toSetValue float64, labelMap prometheus.Labels) {
+	if len(labelMap) == 0 {
+		// summary
+		if val, exist := reporter.userSummary.Load(summaryName); !exist {
+			newSummary := newSummary(summaryName)
+			_ = prom.DefaultRegisterer.Register(newSummary)
+			reporter.userSummary.Store(summaryName, newSummary)
+			newSummary.Observe(toSetValue)
+		} else {
+			val.(prometheus.Summary).Observe(toSetValue)
+		}
+		return
+	}
+
+	// summary vec
+	if val, exist := reporter.userSummaryVec.Load(summaryName); !exist {
+		keyList := make([]string, 0)
+		for k, _ := range labelMap {
+			keyList = append(keyList, k)
+		}
+		newSummaryVec := newSummaryVec(summaryName, keyList)
+		_ = prom.DefaultRegisterer.Register(newSummaryVec)
+		reporter.userSummaryVec.Store(summaryName, newSummaryVec)
+		newSummaryVec.With(labelMap).Observe(toSetValue)
+	} else {
+		val.(*prometheus.SummaryVec).With(labelMap).Observe(toSetValue)
+	}
+}
+
+func SetGaugeWithLabel(gaugeName string, val float64, label prometheus.Labels) {
+	reporterInstance.setGauge(gaugeName, val, label)
+}
+
+func SetGauge(gaugeName string, val float64) {
+	reporterInstance.setGauge(gaugeName, val, make(prometheus.Labels))
+}
+
+func IncCounterWithLabel(counterName string, label prometheus.Labels) {
+	reporterInstance.incCounter(counterName, label)
+}
+
+func IncCounter(summaryName string) {
+	reporterInstance.incCounter(summaryName, make(prometheus.Labels))
+}
+
+func IncSummaryWithLabel(counterName string, val float64, label prometheus.Labels) {
+	reporterInstance.incSummary(counterName, val, label)
+}
+
+func IncSummary(summaryName string, val float64) {
+	reporterInstance.incSummary(summaryName, val, make(prometheus.Labels))
+}
diff --git a/protocol/dubbo3/internal/server.go b/protocol/dubbo3/internal/server.go
index 2eaca3e..e1cf5da 100644
--- a/protocol/dubbo3/internal/server.go
+++ b/protocol/dubbo3/internal/server.go
@@ -27,6 +27,7 @@ import (
 	_ "dubbo.apache.org/dubbo-go/v3/common/proxy/proxy_factory"
 	"dubbo.apache.org/dubbo-go/v3/config"
 	_ "dubbo.apache.org/dubbo-go/v3/filter/filter_impl"
+	_ "dubbo.apache.org/dubbo-go/v3/metrics/prometheus"
 )
 
 // server is used to implement helloworld.GreeterServer.
diff --git a/remoting/getty/getty_server_test.go b/remoting/getty/getty_server_test.go
index 1f08199..09db5ee 100644
--- a/remoting/getty/getty_server_test.go
+++ b/remoting/getty/getty_server_test.go
@@ -18,11 +18,17 @@
 package getty
 
 import (
-	"dubbo.apache.org/dubbo-go/v3/config"
-	"github.com/stretchr/testify/assert"
 	"testing"
 )
 
+import (
+	"github.com/stretchr/testify/assert"
+)
+
+import (
+	"dubbo.apache.org/dubbo-go/v3/config"
+)
+
 func TestInitServer(t *testing.T) {
 	originRootConf := config.GetRootConfig()
 	rootConf := config.RootConfig{
diff --git a/remoting/kubernetes/client.go b/remoting/kubernetes/client.go
index f55ac1a..976dd44 100644
--- a/remoting/kubernetes/client.go
+++ b/remoting/kubernetes/client.go
@@ -48,8 +48,8 @@ type Client struct {
 	controller *dubboRegistryController
 }
 
-// newClient returns Client instance for registry
-func newClient(url *common.URL) (*Client, error) {
+// NewClient returns Client instance for registry
+func NewClient(url *common.URL) (*Client, error) {
 	// read type
 	r, err := strconv.Atoi(url.GetParams().Get(constant.ROLE_KEY))
 	if err != nil {
@@ -76,6 +76,18 @@ func newClient(url *common.URL) (*Client, error) {
 	return c, nil
 }
 
+func (c *Client) SetLabel(k, v string) error {
+	c.lock.Lock()
+	defer c.lock.Unlock()
+
+	if err := c.controller.assembleLabel(k, v); err != nil {
+		return perrors.WithMessagef(err, "add annotation @key = %s @value = %s", k, v)
+	}
+
+	logger.Debugf("put the @key = %s @value = %s success", k, v)
+	return nil
+}
+
 // Create creates k/v pair in watcher-set
 func (c *Client) Create(k, v string) error {
 	// the read current pod must be lock, protect every
@@ -168,7 +180,7 @@ func ValidateClient(container clientFacade) error {
 	// new Client
 	if client == nil || client.Valid() {
 
-		newClient, err := newClient(container.GetURL())
+		newClient, err := NewClient(container.GetURL())
 		if err != nil {
 			logger.Warnf("new kubernetes client: %v)", err)
 			return perrors.WithMessage(err, "new kubernetes client")
diff --git a/remoting/kubernetes/registry_controller.go b/remoting/kubernetes/registry_controller.go
index 5304b0a..f6a804a 100644
--- a/remoting/kubernetes/registry_controller.go
+++ b/remoting/kubernetes/registry_controller.go
@@ -22,6 +22,7 @@ import (
 	"encoding/base64"
 	"encoding/json"
 	"fmt"
+	"io/ioutil"
 	"os"
 	"strconv"
 	"strings"
@@ -62,6 +63,7 @@ const (
 	// kubernetes inject env var
 	podNameKey              = "HOSTNAME"
 	nameSpaceKey            = "NAMESPACE"
+	nameSpaceFilePath       = "/var/run/secrets/kubernetes.io/serviceaccount/namespace"
 	needWatchedNameSpaceKey = "DUBBO_NAMESPACE"
 
 	// all pod annotation key
@@ -199,13 +201,20 @@ func (c *dubboRegistryController) readConfig() error {
 	// read current pod name && namespace
 	c.name = os.Getenv(podNameKey)
 	if len(c.name) == 0 {
-		return perrors.New("read value from env by key (HOSTNAME)")
+		return perrors.Errorf("read pod name from env %s failed", podNameKey)
+	}
+	namespace, err := ioutil.ReadFile(nameSpaceFilePath)
+	if err == nil && len(namespace) != 0 {
+		c.namespace = string(namespace)
+		return nil
 	}
 	c.namespace = os.Getenv(nameSpaceKey)
-	if len(c.namespace) == 0 {
-		return perrors.New("read value from env by key (NAMESPACE)")
+	if len(c.namespace) != 0 {
+		return nil
 	}
-	return nil
+	return perrors.Errorf("get empty namesapce, please check if namespace file at %s exist, or environment %s"+
+		" is set", nameSpaceFilePath, nameSpaceKey)
+
 }
 
 func (c *dubboRegistryController) initNamespacedPodInformer(ns string) error {
@@ -457,6 +466,36 @@ func (c *dubboRegistryController) patchCurrentPod(patch []byte) (*v1.Pod, error)
 	return updatedPod, nil
 }
 
+func (c *dubboRegistryController) assembleLabel(k, v string) error {
+	var (
+		oldPod = &v1.Pod{}
+		newPod = &v1.Pod{}
+	)
+	oldPod.Labels = make(map[string]string, 8)
+	newPod.Labels = make(map[string]string, 8)
+	currentPod, err := c.readCurrentPod()
+	if err != nil {
+		return err
+	}
+	// copy current pod labels to oldPod && newPod
+	for k, v := range currentPod.GetLabels() {
+		oldPod.Labels[k] = v
+		newPod.Labels[k] = v
+	}
+	newPod.Labels[k] = v
+
+	p, err := c.getPatch(oldPod, newPod)
+	if err != nil {
+		return perrors.WithMessage(err, "get patch")
+	}
+
+	_, err = c.patchCurrentPod(p)
+	if err != nil {
+		return perrors.WithMessage(err, "patch to current pod")
+	}
+	return nil
+}
+
 // assembleDUBBOLabel assembles the dubbo kubernetes label
 // every dubbo instance should be labeled spec {"dubbo.io/label":"dubbo.io/label-value"} label
 func (c *dubboRegistryController) assembleDUBBOLabel(p *v1.Pod) (*v1.Pod, *v1.Pod, error) {