fix: podman

- Use podman as container runtime.
- Add podman into build-image.
- Adapt Makefile to use fully qualified instead of unqualified container
  image names.

.drone.yml

@@ -6,7 +6,7 @@ steps:
 - name: build-image-latest
   image: docker.io/volkerraschek/build-image:latest
   commands:
-  - make container-image/build
+  - make CONTAINER_RUNTIME=docker container-image/build
   volumes:
   - name: docker_socket
     path: /var/run/docker.sock
@@ -17,7 +17,7 @@ steps:
 - name: push-image-latest
   image: docker.io/volkerraschek/build-image:latest
   commands:
-  - make container-image/push
+  - make CONTAINER_RUNTIME=docker container-image/push
   environment:
     CONTAINER_IMAGE_REGISTRY_PASSWORD:
       from_secret: container_image_registry_password
@@ -31,21 +31,7 @@ steps:
 - name: delete-image-latest
   image: docker.io/volkerraschek/build-image:latest
   commands:
-  - make container-image/delete
-  volumes:
-  - name: docker_socket
-    path: /var/run/docker.sock
-  when:
-    branch:
-    - master
-
-- name: push-readme
-  image: docker.io/volkerraschek/build-image:latest
-  commands:
-  - make push/README
-  environment:
-    CONTAINER_IMAGE_REGISTRY_PASSWORD:
-      from_secret: container_image_registry_password
+  - make CONTAINER_RUNTIME=docker container-image/delete
   volumes:
   - name: docker_socket
     path: /var/run/docker.sock

Dockerfile

@@ -5,7 +5,17 @@ FROM ${BASE_IMAGE}
 RUN pacman --sync \
            --refresh \
            --noconfirm \
-           --sysupgrade awk bash-completion docker go gcc make git which zip
+           --sysupgrade \
+            awk \
+            bash-completion \
+            docker \
+            gcc \
+            git \
+            go \
+            make \
+            podman \
+            which \
+            zip
 
 COPY installation-scripts /tmp/installation-scripts
 

Makefile

@@ -1,65 +1,56 @@
 # CONTAINER_RUNTIME
 # The CONTAINER_RUNTIME variable will be used to specified the path to a
 # container runtime. This is needed to start and run a container image.
-CONTAINER_RUNTIME?=$(shell which docker)
+CONTAINER_RUNTIME?=$(shell which podman)
 
 # BASE_IMAGE
 # Defines the name of the container base image on which should be built the new
 # CONTAINER_IMAGE.
-BASE_IMAGE_REGISTRY_NAME:=docker.io
+BASE_IMAGE_REGISTRY_HOST:=docker.io
 BASE_IMAGE_NAMESPACE:=archlinux
-BASE_IMAGE_NAME:=base
+BASE_IMAGE_REPOSITORY:=base
 BASE_IMAGE_VERSION:=latest
-BASE_IMAGE_FULL=${BASE_IMAGE_REGISTRY_NAME}/${BASE_IMAGE_NAMESPACE}/${BASE_IMAGE_NAME}:${BASE_IMAGE_VERSION}
-BASE_IMAGE_SHORT=${BASE_IMAGE_NAMESPACE}/${BASE_IMAGE_NAME}:${BASE_IMAGE_VERSION}
+BASE_IMAGE_FULLY_QUALIFIED=${BASE_IMAGE_REGISTRY_HOST}/${BASE_IMAGE_NAMESPACE}/${BASE_IMAGE_REPOSITORY}:${BASE_IMAGE_VERSION}
 
-# CONTAINER_IMAGE_REGISTRY_NAME
+# CONTAINER_IMAGE
 # Defines the name of the new container to be built using several variables.
-CONTAINER_IMAGE_REGISTRY_NAME:=docker.io
+CONTAINER_IMAGE_REGISTRY_HOST:=docker.io
 CONTAINER_IMAGE_REGISTRY_USER:=volkerraschek
-
 CONTAINER_IMAGE_NAMESPACE?=${CONTAINER_IMAGE_REGISTRY_USER}
-CONTAINER_IMAGE_NAME:=build-image
+CONTAINER_IMAGE_REPOSITORY:=build-image
 CONTAINER_IMAGE_VERSION?=latest
-CONTAINER_IMAGE_FULL=${CONTAINER_IMAGE_REGISTRY_NAME}/${CONTAINER_IMAGE_NAMESPACE}/${CONTAINER_IMAGE_NAME}:${CONTAINER_IMAGE_VERSION}
-CONTAINER_IMAGE_SHORT=${CONTAINER_IMAGE_NAMESPACE}/${CONTAINER_IMAGE_NAME}:${CONTAINER_IMAGE_VERSION}
+CONTAINER_IMAGE_FULLY_QUALIFIED=${CONTAINER_IMAGE_REGISTRY_HOST}/${CONTAINER_IMAGE_NAMESPACE}/${CONTAINER_IMAGE_REPOSITORY}:${CONTAINER_IMAGE_VERSION}
+CONTAINER_IMAGE_UNQUALIFIED=${CONTAINER_IMAGE_NAMESPACE}/${CONTAINER_IMAGE_REPOSITORY}:${CONTAINER_IMAGE_VERSION}
 
 # BUILD CONTAINER IMAGE
 # ==============================================================================
 PHONY:=container-image/build
 container-image/build:
 	${CONTAINER_RUNTIME} build \
-		--build-arg BASE_IMAGE=${BASE_IMAGE_FULL} \
+		--build-arg BASE_IMAGE=${BASE_IMAGE_FULLY_QUALIFIED} \
 		--file Dockerfile \
 		--no-cache \
 		--pull \
-		--tag ${CONTAINER_IMAGE_FULL} \
-		--tag ${CONTAINER_IMAGE_SHORT} \
+		--tag ${CONTAINER_IMAGE_FULLY_QUALIFIED} \
+		--tag ${CONTAINER_IMAGE_UNQUALIFIED} \
 		.
 
 # DELETE CONTAINER IMAGE
 # ==============================================================================
 PHONY:=container-image/delete
 container-image/delete:
-	- ${CONTAINER_RUNTIME} image rm ${CONTAINER_IMAGE_FULL} ${CONTAINER_IMAGE_SHORT}
-	- ${CONTAINER_RUNTIME} image rm ${BASE_IMAGE_FULL}
+	- ${CONTAINER_RUNTIME} image rm ${CONTAINER_IMAGE_FULLY_QUALIFIED} ${CONTAINER_IMAGE_UNQUALIFIED}
+	- ${CONTAINER_RUNTIME} image rm ${BASE_IMAGE_FULLY_QUALIFIED}
 
 # PUSH CONTAINER IMAGE
 # ==============================================================================
 PHONY+=container-image/push
 container-image/push:
-	echo ${CONTAINER_IMAGE_REGISTRY_PASSWORD} | ${CONTAINER_RUNTIME} login ${CONTAINER_IMAGE_REGISTRY_NAME} --username ${CONTAINER_IMAGE_REGISTRY_USER} --password-stdin
-	${CONTAINER_RUNTIME} push ${CONTAINER_IMAGE_FULL}
-
-# PUSH README
-# ==============================================================================
-PHONY+=push/README
-push/README:
-	echo ${CONTAINER_IMAGE_REGISTRY_PASSWORD} | ${CONTAINER_RUNTIME} login ${CONTAINER_IMAGE_REGISTRY_NAME} --username ${CONTAINER_IMAGE_REGISTRY_USER} --password-stdin
-	docker pushrm ${CONTAINER_IMAGE_FULL}
+	${CONTAINER_RUNTIME} login ${CONTAINER_IMAGE_REGISTRY_HOST} --username ${CONTAINER_IMAGE_REGISTRY_USER} --password ${CONTAINER_IMAGE_REGISTRY_PASSWORD}
+	${CONTAINER_RUNTIME} push ${CONTAINER_IMAGE_FULLY_QUALIFIED}
 
 # PHONY
 # ==============================================================================
 # Declare the contents of the PHONY variable as phony.  We keep that information
 # in a variable so we can use it in if_changed.
-.PHONY: ${PHONY}
+.PHONY: ${PHONY}