USHIFT-978 Building RPMs in container

Makefile

@@ -214,6 +214,21 @@ image-build-iso: rpm
 iso: image-build-configure image-build-iso
 .PHONY: iso
 
+rpm-podman:
+	RPM_BUILDER_IMAGE_TAG="rhel-8-release-golang-1.19-openshift-4.13"; \
+	podman build \
+		--volume /etc/pki/entitlement/:/etc/pki/entitlement \
+		--build-arg TAG=$$RPM_BUILDER_IMAGE_TAG \
+		--tag microshift-builder:$$RPM_BUILDER_IMAGE_TAG - < ./packaging/images/Containerfile.rpm-builder ; \
+	podman run \
+		--rm -ti \
+		--volume $$(pwd):/opt/microshift \
+		--volume $$(go env GOCACHE):/go/.cache \
+		--env TARGET_ARCH=$(TARGET_ARCH) \
+		microshift-builder:$$RPM_BUILDER_IMAGE_TAG \
+		bash -ilc 'cd /opt/microshift && make rpm & pid=$$! ; trap "pkill $${pid}" INT ; wait $${pid}'
+.PHONY: rpm-podman
+
 ###############################
 # dev targets                 #
 ###############################

packaging/images/Containerfile.rpm-builder

@@ -0,0 +1,12 @@
+ARG TAG
+FROM registry.ci.openshift.org/openshift/release:$TAG
+
+RUN rm -rfv /etc/yum.repos.d/ci-rpm-mirrors.repo /etc/yum.repos.d/localdev* && \
+    dnf install \
+        --setopt=tsflags=nodocs \
+        --setopt=install_weak_deps=False \
+        -y \
+          selinux-policy-devel \
+    && \
+    dnf clean all && \
+    rm -rf /var/cache/dnf/*