update k8s deps which include leader election fixes

Signed-off-by: Arghya Sadhu <arghya88@gmail.com>

go.mod

@@ -18,7 +18,7 @@ require (
 	k8s.io/api v0.18.12
 	k8s.io/apiextensions-apiserver v0.18.12
 	k8s.io/apimachinery v0.19.2
-	k8s.io/apiserver v0.18.8
+	k8s.io/apiserver v0.18.12
 	k8s.io/client-go v11.0.1-0.20190805182717-6502b5e7b1b5+incompatible
 	k8s.io/utils v0.0.0-20200603063816-c1c6865ac451
 	knative.dev/eventing v0.19.1-0.20201130190736-241af67e1844
@@ -27,9 +27,10 @@ require (
 )
 
 replace (
-	k8s.io/api => k8s.io/api v0.18.8
-	k8s.io/apiextensions-apiserver => k8s.io/apiextensions-apiserver v0.18.8
-	k8s.io/apimachinery => k8s.io/apimachinery v0.18.8
-	k8s.io/client-go => k8s.io/client-go v0.18.8
-	k8s.io/code-generator => k8s.io/code-generator v0.18.8
+	k8s.io/api => k8s.io/api v0.18.12
+	k8s.io/apiextensions-apiserver => k8s.io/apiextensions-apiserver v0.18.12
+	k8s.io/apimachinery => k8s.io/apimachinery v0.18.12
+	k8s.io/client-go => k8s.io/client-go v0.18.12
+	k8s.io/code-generator => k8s.io/code-generator v0.18.12
+	k8s.io/kube-openapi => k8s.io/kube-openapi v0.0.0-20200410145947-61e04a5be9a6
 )

go.sum

@@ -179,6 +179,8 @@ github.com/envoyproxy/protoc-gen-validate v0.1.0/go.mod h1:iSmxcyjqTsJpI2R4NaDN7
 github.com/evanphx/json-patch v0.0.0-20200808040245-162e5629780b/go.mod h1:NAJj0yf/KaRKURN6nyi7A9IZydMivZEm9oQLWNjfKDc=
 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=
+github.com/evanphx/json-patch v4.9.0+incompatible h1:kLcOMZeuLAJvL2BPWLMIj5oaZQobrkAqrL+WFZwQses=
+github.com/evanphx/json-patch v4.9.0+incompatible/go.mod h1:50XU6AFN0ol/bzJsmQLiYLvXMP4fmwYFNcr97nuDLSk=
 github.com/fatih/color v1.7.0/go.mod h1:Zm6kSWBoL9eyXnKyktHP6abPY2pDugNf5KwzbycvMj4=
 github.com/fortytw2/leaktest v1.3.0 h1:u8491cBMTQ8ft8aeV+adlcytMZylmA5nnwwkRZjI8vw=
 github.com/fortytw2/leaktest v1.3.0/go.mod h1:jDsjWgpAGjm2CA7WthBh/CdZYEPF31XHquHwclZch5g=
@@ -1158,19 +1160,22 @@ honnef.co/go/tools v0.0.1-2020.1.3/go.mod h1:X/FiERA/W4tHapMX5mGpAtMSVEeEUOyHaw9
 honnef.co/go/tools v0.0.1-2020.1.4/go.mod h1:X/FiERA/W4tHapMX5mGpAtMSVEeEUOyHaw9vFzvIQ3k=
 honnef.co/go/tools v0.0.1-2020.1.5 h1:nI5egYTGJakVyOryqLs1cQO5dO0ksin5XXs2pspk75k=
 honnef.co/go/tools v0.0.1-2020.1.5/go.mod h1:X/FiERA/W4tHapMX5mGpAtMSVEeEUOyHaw9vFzvIQ3k=
-k8s.io/api v0.18.8 h1:aIKUzJPb96f3fKec2lxtY7acZC9gQNDLVhfSGpxBAC4=
-k8s.io/api v0.18.8/go.mod h1:d/CXqwWv+Z2XEG1LgceeDmHQwpUJhROPx16SlxJgERY=
-k8s.io/apiextensions-apiserver v0.18.8 h1:pkqYPKTHa0/3lYwH7201RpF9eFm0lmZDFBNzhN+k/sA=
-k8s.io/apiextensions-apiserver v0.18.8/go.mod h1:7f4ySEkkvifIr4+BRrRWriKKIJjPyg9mb/p63dJKnlM=
-k8s.io/apimachinery v0.18.8 h1:jimPrycCqgx2QPearX3to1JePz7wSbVLq+7PdBTTwQ0=
-k8s.io/apimachinery v0.18.8/go.mod h1:6sQd+iHEqmOtALqOFjSWp2KZ9F0wlU/nWm0ZgsYWMig=
+k8s.io/api v0.18.12 h1:97X6znOXMVgCKivTAgpBXGBGlCe3gbM++yFdldgBCaE=
+k8s.io/api v0.18.12/go.mod h1:3sS78jmUoGHwERyMbEhxP6owcQ77UxGo+Yy+dKNWrh0=
+k8s.io/apiextensions-apiserver v0.18.12 h1:b0jTgW/qwqZBMIJTMxkLvvAtNRDZboG5yZiIbOFgQv8=
+k8s.io/apiextensions-apiserver v0.18.12/go.mod h1:nihADkPed1L37Vxpz2/BrtxO9mCtINH23aNtUe/CRLo=
+k8s.io/apimachinery v0.18.12 h1:bLFXU4IxOu06F6Z6PV7eqtapXFb1G2q0ni0XBNFtJH8=
+k8s.io/apimachinery v0.18.12/go.mod h1:PF5taHbXgTEJLU+xMypMmYTXTWPJ5LaW8bfsisxnEXk=
 k8s.io/apiserver v0.18.8 h1:Au4kMn8sb1zFdyKqc8iMHLsYLxRI6Y+iAhRNKKQtlBY=
 k8s.io/apiserver v0.18.8/go.mod h1:12u5FuGql8Cc497ORNj79rhPdiXQC4bf53X/skR/1YM=
-k8s.io/client-go v0.18.8 h1:SdbLpIxk5j5YbFr1b7fq8S7mDgDjYmUxSbszyoesoDM=
-k8s.io/client-go v0.18.8/go.mod h1:HqFqMllQ5NnQJNwjro9k5zMyfhZlOwpuTLVrxjkYSxU=
-k8s.io/code-generator v0.18.8 h1:lgO1P1wjikEtzNvj7ia+x1VC4svJ28a/r0wnOLhhOTU=
-k8s.io/code-generator v0.18.8/go.mod h1:TgNEVx9hCyPGpdtCWA34olQYLkh3ok9ar7XfSsr8b6c=
+k8s.io/apiserver v0.18.12 h1:yQjkH6cUzGHTU6mbsVsoq2Lqn2wMU+ExkQpCZQyXY80=
+k8s.io/apiserver v0.18.12/go.mod h1:uFOeW4LlxS6KDgLWy3n3gh0DhC6m41QIFgL33ouk+4w=
+k8s.io/client-go v0.18.12 h1:MDGRE2tGidz29g45dI4kfelJo+aRmDqWx0Way8mD88A=
+k8s.io/client-go v0.18.12/go.mod h1:0aC8XkA09dX/goYqHQJ/kVv0zL1t+weOZt3pmz9LpxA=
+k8s.io/code-generator v0.18.12 h1:/cSUfqlYZ90y0WDxxWfwfTXUGkJer2Gt1L3AIaVvviQ=
+k8s.io/code-generator v0.18.12/go.mod h1:TgNEVx9hCyPGpdtCWA34olQYLkh3ok9ar7XfSsr8b6c=
 k8s.io/component-base v0.18.8/go.mod h1:00frPRDas29rx58pPCxNkhUfPbwajlyyvu8ruNgSErU=
+k8s.io/component-base v0.18.12/go.mod h1:pRGKXsx2KWfsJqlDi4sbCc1jpaB87rXIIqupjhr5wj0=
 k8s.io/gengo v0.0.0-20190128074634-0689ccc1d7d6/go.mod h1:ezvh/TsK7cY6rbqRK0oQQ8IAqLxYwwyPxAX1Pzy0ii0=
 k8s.io/gengo v0.0.0-20200114144118-36b2048a9120/go.mod h1:ezvh/TsK7cY6rbqRK0oQQ8IAqLxYwwyPxAX1Pzy0ii0=
 k8s.io/gengo v0.0.0-20200205140755-e0e292d8aa12 h1:pZzawYyz6VRNPVYpqGv61LWCimQv1BihyeqFrp50/G4=
@@ -1181,9 +1186,8 @@ k8s.io/klog v1.0.0 h1:Pt+yjF5aB1xDSVbau4VsWe+dQNzA0qv1LlXdC2dF6Q8=
 k8s.io/klog v1.0.0/go.mod h1:4Bi6QPql/J/LkTDqv7R/cd3hPo4k2DG6Ptcz060Ez5I=
 k8s.io/klog/v2 v2.0.0 h1:Foj74zO6RbjjP4hBEKjnYtjjAhGg4jNynUdYF6fJrok=
 k8s.io/klog/v2 v2.0.0/go.mod h1:PBfzABfn139FHAV07az/IF9Wp1bkk3vpT2XSJ76fSDE=
+k8s.io/kube-openapi v0.0.0-20200410145947-61e04a5be9a6 h1:Oh3Mzx5pJ+yIumsAD0MOECPVeXsVot0UkiaCGVyfGQY=
 k8s.io/kube-openapi v0.0.0-20200410145947-61e04a5be9a6/go.mod h1:GRQhZsXIAJ1xR0C9bd8UpWHZ5plfAS9fzPjJuQ6JL3E=
-k8s.io/kube-openapi v0.0.0-20200410145947-bcb3869e6f29 h1:NeQXVJ2XFSkRoPzRo8AId01ZER+j8oV4SZADT4iBOXQ=
-k8s.io/kube-openapi v0.0.0-20200410145947-bcb3869e6f29/go.mod h1:F+5wygcW0wmRTnM3cOgIqGivxkwSWIWT5YdsDbeAOaU=
 k8s.io/utils v0.0.0-20200324210504-a9aa75ae1b89/go.mod h1:sZAwmy6armz5eXlNoLmJcl4F1QuKu7sr+mFQ0byX7Ew=
 k8s.io/utils v0.0.0-20200603063816-c1c6865ac451 h1:v8ud2Up6QK1lNOKFgiIVrZdMg7MpmSnvtrOieolJKoE=
 k8s.io/utils v0.0.0-20200603063816-c1c6865ac451/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA=
@@ -1214,7 +1218,6 @@ 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/apiserver-network-proxy/konnectivity-client v0.0.7/go.mod h1:PHgbrJT7lCHcxMU+mDHEm+nx46H4zuuHZkDP6icnhu0=
-sigs.k8s.io/structured-merge-diff/v2 v2.0.1/go.mod h1:Wb7vfKAodbKgf6tn1Kl0VvGj7mRH6DGaRcixXEJXTsE=
 sigs.k8s.io/structured-merge-diff/v3 v3.0.0-20200116222232-67a7b8c61874/go.mod h1:PlARxl6Hbt/+BC80dRLi1qAmnMqwqDg62YvvVkZjemw=
 sigs.k8s.io/structured-merge-diff/v3 v3.0.0/go.mod h1:PlARxl6Hbt/+BC80dRLi1qAmnMqwqDg62YvvVkZjemw=
 sigs.k8s.io/structured-merge-diff/v3 v3.0.1-0.20200706213357-43c19bbb7fba h1:AAbnc5KQuTWKuh2QSnyghKIOTFzB0Jayv7/OFDn3Cy4=

hack/update-deps.sh

@@ -22,7 +22,3 @@ source $(dirname "$0")/../vendor/knative.dev/hack/library.sh
 
 go_update_deps "$@"
 
-# Patch k8s leader-election fixing graceful release
-# More information: https://github.com/kubernetes/kubernetes/pull/91942
-git apply ${REPO_ROOT_DIR}/hack/k8s-client-go.patch
-

hack/update-k8s-deps.sh

@@ -19,7 +19,8 @@ set -o nounset
 set -o pipefail
 
 export GO111MODULE=on
-export K8S_VERSION="${1:-v0.17.6}"
+export K8S_VERSION="${1:-v0.18.12}"
+export K8S_MINOR=$(echo "$K8S_VERSION" | cut -d. -f2)
 
 K8S_DEPS=(
   "k8s.io/api"
@@ -44,4 +45,6 @@ for dep in "${K8S_DEPS[@]}"; do
   update_module "${dep}" "${K8S_VERSION}"
 done
 
+update_module "k8s.io/kube-openapi" "release-1.${K8S_MINOR}"
+
 ./hack/update-deps.sh

third_party/VENDOR-LICENSE/github.com/evanphx/json-patch/LICENSE

@@ -6,7 +6,7 @@ modification, are permitted provided that the following conditions are met:
 
 * Redistributions of source code must retain the above copyright notice, this
   list of conditions and the following disclaimer.
-* Redistributions in binary form must reproduce the above copyright notice
+* Redistributions in binary form must reproduce the above copyright notice,
   this list of conditions and the following disclaimer in the documentation
   and/or other materials provided with the distribution.
 * Neither the name of the Evan Phoenix nor the names of its contributors