Gitlab CI with buildah

build.sh

export DOCKER_REGISTRY="docker.io"
export SERVICE="vp"
export ARTIFACT_TAG=$(git rev-parse HEAD)

# build image
buildah bud -t ${DOCKER_REGISTRY}/${SERVICE}:${ARTIFACT_TAG} .

# push
buildah push ${DOCKER_REGISTRY}/$(SERVICE):${ARTIFACT_TAG} docker://${DOCKER_REGISTRY}/${SERVICE}:${ARTIFACT_TAG}

config.toml

[[runners]]
      name = "Kubernetes Runner"
      url = "https://gitlab.com/ci"
      token = "{{ .gitlab_runner_token }}"
      executor = "kubernetes"
      [runners.kubernetes]
        namespace = "gitlab"

        [[runners.kubernetes.volumes.host_path]]
          name = "docker"
          mount_path = "/var/run/docker.sock"
          read_only = false
        [[runners.kubernetes.volumes.host_path]]
          name = "buildah"
          mount_path = "/var/lib/containers/"
          read_only = false

Dockerfile.buildah

FROM fedora
RUN dnf install -y \
	buildah \
	podman \
	make \
	&& \
 dnf clean all