Add test-rpmbuild Makefile target

This adds a Containerfile.rpmbuild file in order to test
the new spec file in a centos container.

.circleci/config.yml

@@ -14,6 +14,9 @@ jobs:
     - run:
        name: Build driver binary
        command: make CONTAINER_RUNTIME="docker"
+    - run:
+        name: Test RPM build
+        command: make CONTAINER_RUNTIME="docker" test-rpmbuild
     - store_artifacts:
        path: ~/work/crc-driver-libvirt-centos8
        destination: crc-driver-libvirt

Containerfile.rpmbuild

@@ -0,0 +1,10 @@
+FROM registry.centos.org/centos
+WORKDIR $APP_ROOT/src
+RUN yum -y install git-core rpm-build dnf-plugins-core 'dnf-command(builddep)'
+COPY . .
+RUN mkdir -p ~/rpmbuild/SOURCES/ && \
+    export VERSION=$(rpmspec  -q --qf %{Version} --srpm crc-driver-libvirt.spec) && \
+    git archive --format=tar --prefix=machine-driver-libvirt-${VERSION}/ HEAD | gzip >~/rpmbuild/SOURCES/machine-driver-libvirt-${VERSION}.tar.gz
+RUN yum config-manager --set-enabled powertools && \
+    yum -y builddep crc-driver-libvirt.spec && \
+    rpmbuild -bb -v crc-driver-libvirt.spec

Makefile

@@ -61,9 +61,12 @@ vendor:
 	go mod tidy
 	go mod vendor
 
-.PHONY: spec
+.PHONY: spec test-rpmbuild
 spec: crc-driver-libvirt.spec
 
+test-rpmbuild: spec
+	${CONTAINER_RUNTIME} build -f Containerfile.rpmbuild .
+
 $(gopath)/bin/gomod2rpmdeps:
 	(cd /tmp && GO111MODULE=on go get github.com/cfergeau/gomod2rpmdeps/cmd/gomod2rpmdeps)