[#434] Added pipeline to update registry images.

.drone.yml

@@ -12,6 +12,10 @@ volumes:
     host:
       path: /opt/repos/platypush
 
+  - name: docker_sock
+    host:
+      path: /var/run/docker.sock
+
 steps:
 
 ###
@@ -333,6 +337,31 @@ steps:
   commands:
     - . .drone/update-pip-package.sh
 
+###
+### Update the Docker image
+###
+
+- name: update-image-registry
+  image: alpine
+  privileged: true
+  volumes:
+    - name: docker_sock
+      path: /var/run/docker.sock
+
+  environment:
+    REGISTRY_ENDPOINT: quay.io
+    DOCKER_HOST: "tcp://localhost:2375/"
+    DOCKER_USER: platypush
+    DOCKER_PASS:
+      from_secret: registry_token
+
+  commands:
+    - . .drone/update-image-registry.sh
+
+  when:
+    event:
+      - tag
+
 ###
 ### Checkpoint step that waits for all the package update
 ### steps to complete before proceeding to the next steps.
@@ -351,6 +380,7 @@ steps:
     # - update-arch-git-package
     - update-rpm-repo
     - update-apt-repo
+    - update-image-registry
 
   commands:
     - echo "All packages have been successfully updated"

.drone/update-image-registry.sh

@@ -0,0 +1,12 @@
+#!/bin/sh
+
+export VERSION=$(grep current_version pyproject.toml | sed -r -e "s/.*=\s*['\"]?([^'\"]+)['\"]?\s*$/\1/")
+export IMAGE_NAME="$REGISTRY_ENDPOINT/$DOCKER_USER/platypush"
+
+git config --global --add safe.directory /app
+docker login "$REGISTRY_ENDPOINT" -u "$DOCKER_USER" -p "$DOCKER_PASS"
+docker build -f Dockerfile.alpine -t "$IMAGE_NAME:$VERSION" .
+docker tag "$IMAGE_NAME:$VERSION" "$IMAGE_NAME:latest"
+
+docker push "$IMAGE_NAME:$VERSION"
+docker push "$IMAGE_NAME:latest"