add RHTAP dockerfile, build go 1.21 ubi9 image (stolostron#45)

Signed-off-by: Subbarao Meduri <[email protected]>

Author: subbarao-meduri

Containerfile.operator

@@ -1,14 +1,14 @@
 # Copyright Contributors to the Open Cluster Management project
 # Licensed under the Apache License 2.0
 
-FROM brew.registry.redhat.io/rh-osbs/openshift-golang-builder:rhel_8_1.20 AS builder
+FROM brew.registry.redhat.io/rh-osbs/openshift-golang-builder:rhel_9_1.21 AS builder
 
 WORKDIR /workspace
 COPY . .
 
 RUN GOOS=linux GOFLAGS="" GOARCH=amd64 CGO_ENABLED=1 go build -o operator cmd/operator/main.go
 
-FROM registry.access.redhat.com/ubi8/ubi-minimal:latest
+FROM registry.access.redhat.com/ubi9/ubi-minimal:latest
 
 COPY --from=builder /workspace/operator /bin/operator
 

Dockerfile.prow

@@ -7,7 +7,7 @@ COPY . .
 
 RUN GOOS=linux GOARCH=amd64 CGO_ENABLED=1 go build -o operator cmd/operator/main.go
 
-FROM registry.access.redhat.com/ubi8/ubi-minimal:latest
+FROM registry.access.redhat.com/ubi9/ubi-minimal:latest
 
 COPY --from=builder /workspace/operator /bin/operator
 

cmd/prometheus-config-reloader/Containerfile.operator

@@ -0,0 +1,17 @@
+# Copyright Contributors to the Open Cluster Management project
+# Licensed under the Apache License 2.0
+
+FROM brew.registry.redhat.io/rh-osbs/openshift-golang-builder:rhel_9_1.21 AS builder
+
+WORKDIR /workspace
+COPY . .
+
+RUN GOOS=linux GOARCH=amd64 CGO_ENABLED=1 go build -o prometheus-config-reloader cmd/prometheus-config-reloader/main.go
+
+FROM registry.access.redhat.com/ubi9/ubi-minimal:latest
+
+COPY --from=builder /workspace/prometheus-config-reloader /bin/prometheus-config-reloader
+
+USER nobody
+
+ENTRYPOINT ["/bin/prometheus-config-reloader"]

cmd/prometheus-config-reloader/Dockerfile.prow

@@ -1,4 +1,5 @@
 # Copyright Contributors to the Open Cluster Management project
+# Licensed under the Apache License 2.0
 
 FROM registry.ci.openshift.org/stolostron/builder:go1.21-linux AS builder
 
@@ -7,7 +8,7 @@ COPY . .
 
 RUN GOOS=linux GOARCH=amd64 CGO_ENABLED=1 go build -o prometheus-config-reloader cmd/prometheus-config-reloader/main.go
 
-FROM registry.access.redhat.com/ubi8/ubi-minimal:latest
+FROM registry.access.redhat.com/ubi9/ubi-minimal:latest
 
 COPY --from=builder /workspace/prometheus-config-reloader /bin/prometheus-config-reloader