fix vulnerable (#49)

Co-authored-by: Song Song Li <ssli@redhat.com>

go.mod

@@ -31,7 +31,7 @@ require (
 	k8s.io/client-go v0.18.5
 	k8s.io/ingress-nginx v0.0.0-20200630043014-0e19740ee2e4
 	k8s.io/klog v1.0.0
-	k8s.io/kubernetes v1.18.5
+	k8s.io/kubernetes v1.18.8
 )
 
 replace (
@@ -56,4 +56,6 @@ replace (
 	k8s.io/legacy-cloud-providers => k8s.io/legacy-cloud-providers v0.18.5
 	k8s.io/metrics => k8s.io/metrics v0.18.5
 	k8s.io/sample-apiserver => k8s.io/sample-apiserver v0.18.5
+	github.com/gorilla/websocket => github.com/gorilla/websocket v1.4.2
+	github.com/coreos/etcd => go.etcd.io/etcd v3.3.22+incompatible
 )

go.sum

@@ -161,6 +161,7 @@ github.com/emicklei/go-restful v2.9.5+incompatible/go.mod h1:otzb+WCGbkyDHkqmQmT
 github.com/envoyproxy/go-control-plane v0.9.1-0.20191026205805-5f8ba28d4473/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymFceY/DCBVvsKhRF0iEA4=
 github.com/envoyproxy/protoc-gen-validate v0.1.0/go.mod h1:iSmxcyjqTsJpI2R4NaDN7+kN2VEUnK/pcBlmesArF7c=
 github.com/euank/go-kmsg-parser v2.0.0+incompatible/go.mod h1:MhmAMZ8V4CYH4ybgdRwPr2TU5ThnS43puaKEMpja1uw=
+github.com/evanphx/json-patch v0.0.0-20200808040245-162e5629780b/go.mod h1:NAJj0yf/KaRKURN6nyi7A9IZydMivZEm9oQLWNjfKDc=
 github.com/evanphx/json-patch v4.2.0+incompatible/go.mod h1:50XU6AFN0ol/bzJsmQLiYLvXMP4fmwYFNcr97nuDLSk=
 github.com/evanphx/json-patch v4.5.0+incompatible h1:ouOWdg56aJriqS0huScTkVXPC5IcNrDCXZ6OoTAWu7M=
 github.com/evanphx/json-patch v4.5.0+incompatible/go.mod h1:50XU6AFN0ol/bzJsmQLiYLvXMP4fmwYFNcr97nuDLSk=
@@ -365,6 +366,7 @@ github.com/gorilla/websocket v0.0.0-20170926233335-4201258b820c/go.mod h1:E7qHFY
 github.com/gorilla/websocket v1.0.0/go.mod h1:E7qHFY5m1UJ88s3WnNqhKjPHQ0heANvMoAMk2YaljkQ=
 github.com/gorilla/websocket v1.4.0 h1:WDFjx/TMzVgy9VdMMQi2K2Emtwi2QcUQsztZ/zLaH/Q=
 github.com/gorilla/websocket v1.4.0/go.mod h1:E7qHFY5m1UJ88s3WnNqhKjPHQ0heANvMoAMk2YaljkQ=
+github.com/gorilla/websocket v1.4.2/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
 github.com/gostaticanalysis/analysisutil v0.0.0-20190318220348-4088753ea4d3/go.mod h1:eEOZF4jCKGi+aprrirO9e7WKB3beBRtWgqGunKl6pKE=
 github.com/gostaticanalysis/analysisutil v0.0.3/go.mod h1:eEOZF4jCKGi+aprrirO9e7WKB3beBRtWgqGunKl6pKE=
 github.com/gregjones/httpcache v0.0.0-20171102012630-22a0b1feae53 h1:ehnFAkI/OtP/esFERJ7wuyV8njzlg81TzAWal4LSHhI=
@@ -408,6 +410,7 @@ github.com/imdario/mergo v0.3.9/go.mod h1:2EnlNZ0deacrJVfApfmtdGgDfMuh/nq6Ok1EcJ
 github.com/imkira/go-interpol v1.0.0/go.mod h1:z0h2/2T3XF8kyEPpRgJ3kmNv+C43p+I/CoI+jC3w2iA=
 github.com/inconshreveable/mousetrap v1.0.0/go.mod h1:PxqpIevigyE2G7u3NXJIT2ANytuPF1OarO4DADm73n8=
 github.com/jellevandenhooff/dkim v0.0.0-20150330215556-f50fe3d243e1/go.mod h1:E0B/fFc00Y+Rasa88328GlI/XbtyysCtTHZS8h7IrBU=
+github.com/jessevdk/go-flags v1.4.0/go.mod h1:4FA24M0QyGHXBuZZK/XkWh8h0e1EYbRYJSGM75WSRxI=
 github.com/jimstudt/http-authentication v0.0.0-20140401203705-3eca13d6893a/go.mod h1:wK6yTYYcgjHE1Z1QtXACPDjcFJyBskHEdagmnq3vsP8=
 github.com/jmespath/go-jmespath v0.0.0-20180206201540-c2b33e8439af/go.mod h1:Nht3zPeWKUH0NzdCt2Blrr5ys8VGpn0CEB0cQHVjt7k=
 github.com/jonboulle/clockwork v0.1.0 h1:VKV+ZcuP6l3yW9doeqz6ziZGgcynBVQO+obU0+0hcPo=
@@ -751,6 +754,7 @@ 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 v0.0.0-20191023171146-3cf2f69b5738 h1:VcrIfasaLFkyjk6KNlXQSzO+B0fZcnECiDrKJsfxka0=
 go.etcd.io/etcd v0.0.0-20191023171146-3cf2f69b5738/go.mod h1:dnLIgRNXwCJa5e+c6mIZCrds/GIG4ncV9HhK5PX7jPg=
+go.etcd.io/etcd v3.3.22+incompatible/go.mod h1:yaeTdrJi5lOmYerz05bd8+V7KubZs8YSFZfzsF9A6aI=
 go.mongodb.org/mongo-driver v1.0.3/go.mod h1:u7ryQJ+DOzQmeO7zB6MHyr8jkEQvC8vH7qLUO4lqsUM=
 go.mongodb.org/mongo-driver v1.1.1/go.mod h1:u7ryQJ+DOzQmeO7zB6MHyr8jkEQvC8vH7qLUO4lqsUM=
 go.mongodb.org/mongo-driver v1.1.2/go.mod h1:u7ryQJ+DOzQmeO7zB6MHyr8jkEQvC8vH7qLUO4lqsUM=
@@ -1091,6 +1095,8 @@ k8s.io/kubernetes v1.18.4 h1:AYtJ24PIT91P1K8ekCrvay8LK8WctWhC5+NI0HZ8sqE=
 k8s.io/kubernetes v1.18.4/go.mod h1:Efg82S+Ti02A/Mww53bxroc7IgzX2bgPsf6hT8gAs3M=
 k8s.io/kubernetes v1.18.5 h1:sLbTilDIc02vNzrTORdW2YakzrPCOtmffaUXCwQHsRc=
 k8s.io/kubernetes v1.18.5/go.mod h1:Efg82S+Ti02A/Mww53bxroc7IgzX2bgPsf6hT8gAs3M=
+k8s.io/kubernetes v1.18.8 h1:wcpO1nbbcsRGNu7sQMROrPqtjPVMIlzWpRle5OFSoZQ=
+k8s.io/kubernetes v1.18.8/go.mod h1:SU7bBi8ZNHRjqzNhY4U78gClS1O7Q7avCrfF5aSiDko=
 k8s.io/legacy-cloud-providers v0.18.4/go.mod h1:Mnxtra7DxVrODfGZHPsrkLi22lwmZOlWkjyyO3vW+WM=
 k8s.io/legacy-cloud-providers v0.18.5/go.mod h1:dbYFPOwLEoQDs7K8s2mmti/znlG7dlYyLJIgKNKu0xM=
 k8s.io/metrics v0.18.4/go.mod h1:luze4fyI9JG4eLDZy0kFdYEebqNfi0QrG4xNEbPkHOs=