Enable hermetic builds

Signed-off-by: Dale Haiducek <[email protected]>

.tekton/governance-policy-framework-addon-acm-213-pull-request.yaml

@@ -32,6 +32,10 @@ spec:
       value: build/Dockerfile.rhtap
     - name: path-context
       value: .
+    - name: hermetic
+      value: "true"
+    - name: prefetch-input
+      value: '[{"type": "gomod", "path": "."}]'
   pipelineSpec:
     description: |
       This pipeline is ideal for building multi-arch container images from a Containerfile while maintaining trust after pipeline customization.

.tekton/governance-policy-framework-addon-acm-213-push.yaml

@@ -29,6 +29,10 @@ spec:
       value: build/Dockerfile.rhtap
     - name: path-context
       value: .
+    - name: hermetic
+      value: "true"
+    - name: prefetch-input
+      value: '[{"type": "gomod", "path": "."}]'
   pipelineSpec:
     description: |
       This pipeline is ideal for building multi-arch container images from a Containerfile while maintaining trust after pipeline customization.

Makefile

@@ -114,7 +114,7 @@ test-dependencies: envtest kubebuilder
 
 .PHONY: build
 build:
-	CGO_ENABLED=1 go build -o build/_output/bin/$(IMG) ./
+	CGO_ENABLED=1 go build -mod=readonly -o build/_output/bin/$(IMG) ./
 
 .PHONY: run
 run:

build/Dockerfile

@@ -26,7 +26,4 @@ RUN  /usr/local/bin/user_setup
 
 ENTRYPOINT ["/usr/local/bin/entrypoint"]
 
-RUN microdnf update -y && \
-    microdnf clean all
-
 USER ${USER_UID}

build/Dockerfile.rhtap

@@ -7,7 +7,6 @@ ENV COMPONENT=governance-policy-framework-addon
 ENV REPO_PATH=/go/src/github.com/open-cluster-management-io/${COMPONENT}
 WORKDIR ${REPO_PATH}
 COPY . .
-RUN go mod vendor
 RUN make build
 
 # Stage 2: Copy the binaries from the image builder to the base image
@@ -27,7 +26,4 @@ RUN  /usr/local/bin/user_setup
 
 ENTRYPOINT ["/usr/local/bin/entrypoint"]
 
-RUN microdnf update -y && \
-    microdnf clean all
-
 USER ${USER_UID}