require go 1.18 for TryLock

.ci-operator.yaml

@@ -1,4 +1,4 @@
 build_root_image:
   name: release
   namespace: openshift
-  tag: rhel-8-release-golang-1.17-openshift-4.10
+  tag: rhel-8-release-golang-1.18-openshift-4.11

Dockerfile.rhel

@@ -1,9 +1,9 @@
-FROM registry.ci.openshift.org/ocp/builder:rhel-8-golang-1.17-openshift-4.10 AS builder
+FROM registry.ci.openshift.org/ocp/builder:rhel-8-golang-1.18-openshift-4.11 AS builder
 WORKDIR /go/src/github.com/openshift/cluster-policy-controller
 COPY . .
 RUN make build --warn-undefined-variables
 
-FROM registry.ci.openshift.org/ocp/4.10:base
+FROM registry.ci.openshift.org/ocp/4.11:base
 COPY --from=builder /go/src/github.com/openshift/cluster-policy-controller/cluster-policy-controller /usr/bin/
 LABEL io.k8s.display-name="OpenShift Cluster Policy Controller Command" \
       io.k8s.description="OpenShift is a platform for developing, building, and deploying containerized applications." \

go.mod

@@ -1,6 +1,6 @@
 module github.com/openshift/cluster-policy-controller
 
-go 1.17
+go 1.18
 
 require (
 	github.com/davecgh/go-spew v1.1.1

vendor/modules.txt

@@ -889,8 +889,6 @@ k8s.io/client-go/applyconfigurations/storage/v1
 k8s.io/client-go/applyconfigurations/storage/v1alpha1
 k8s.io/client-go/applyconfigurations/storage/v1beta1
 k8s.io/client-go/discovery
-k8s.io/client-go/discovery/cached
-k8s.io/client-go/discovery/cached/memory
 k8s.io/client-go/discovery/fake
 k8s.io/client-go/informers
 k8s.io/client-go/informers/admissionregistration