install skopeo if missing

Author: cheesesashimi

Makefile

@@ -109,7 +109,17 @@ else
 	GO111MODULE=on go build -o $(GOPATH)/bin/golangci-lint ./vendor/github.com/golangci/golangci-lint/cmd/golangci-lint
 endif
 
-install-tools: install-golangci-lint install-go-junit-report install-setup-envtest
+SKOPEO := $(shell command -v skopeo 2> /dev/null)
+install-skopeo:
+ifdef SKOPEO
+	@echo "Found skopeo"
+	skopeo --version
+else
+	@echo "Installing skopeo"
+	dnf install -y skopeo
+endif
+
+install-tools: install-golangci-lint install-go-junit-report install-setup-envtest install-skopeo
 
 # Runs golangci-lint
 lint: install-tools
@@ -203,7 +213,7 @@ test-e2e-techpreview: install-go-junit-report
 test-e2e-single-node: install-go-junit-report
 	set -o pipefail; go test -tags=$(GOTAGS) -failfast -timeout 120m -v$${WHAT:+ -run="$$WHAT"} ./test/e2e-single-node/ | ./hack/test-with-junit.sh $(@)
 
-test-e2e-ocl: install-go-junit-report
+test-e2e-ocl: install-go-junit-report install-skopeo
 	set -o pipefail; go test -tags=$(GOTAGS) -failfast -timeout 190m -v$${WHAT:+ -run="$$WHAT"} ./test/e2e-ocl/ | ./hack/test-with-junit.sh $(@)
 
 bootstrap-e2e: install-go-junit-report install-setup-envtest