Add slim version dockerfile

Author: ysde

.github/workflows/docker-image.yml

@@ -21,14 +21,30 @@ jobs:
 
       - name: Extract metadata (tags, labels) for Docker
         id: meta
-        uses: docker/metadata-action@98669ae865ea3cffbcbaa878cf57c20bbf1c6c38
+        uses: docker/metadata-action@v4
         with:
           images: ysde/docker-grafana-backup-tool
 
+      - name: Extract metadata (tags, labels) for Docker (Slim version)
+        id: meta_slim
+        uses: docker/metadata-action@v4
+        with:
+          images: ysde/docker-grafana-backup-tool
+          flavor: |
+            latest=auto
+            suffix=-slim,onlatest=true
+
       - name: Build and push Docker image
-        uses: docker/build-push-action@ad44023a93711e3deb337508980b4b5e9bcdc5dc
+        uses: docker/build-push-action@v4
         with:
-          context: .
           push: true
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}
+
+      - name: Build and push Docker image slim version
+        uses: docker/build-push-action@v4
+        with:
+          file: ./DockerfileSlim
+          push: true
+          tags: ${{ steps.meta_slim.outputs.tags }}
+          labels: ${{ steps.meta_slim.outputs.labels }}

Dockerfile

@@ -2,38 +2,20 @@ FROM alpine:latest
 
 LABEL maintainer="ysde108@gmail.com"
 
-ARG UID=1337
-ARG GID=1337
 ENV RESTORE false
 ENV ARCHIVE_FILE ""
 
-ENV DEV_PACKAGES="\
-    gcc \
-    libc-dev \
-    libffi-dev \
-    py3-pip \
-    python3-dev \
-"
+RUN echo "@edge http://dl-cdn.alpinelinux.org/alpine/edge/community" >> /etc/apk/repositories \
+    && apk --no-cache add python3-dev libffi-dev gcc libc-dev py3-pip py3-cffi py3-cryptography ca-certificates bash
 
-ENV PACKAGES="\
-    bash \
-    ca-certificates \
-    py3-cffi \
-    py3-cryptography \
-    py3-six \
-"
 WORKDIR /opt/grafana-backup-tool
 ADD . /opt/grafana-backup-tool
 
 RUN chmod -R a+r /opt/grafana-backup-tool \
  && find /opt/grafana-backup-tool -type d -print0 | xargs -0 chmod a+rx
 
-RUN echo "@edge http://dl-cdn.alpinelinux.org/alpine/edge/community" >> /etc/apk/repositories \
-    && apk add --no-cache --virtual build-deps ${DEV_PACKAGES} \
-    && apk add --no-cache ${PACKAGES} \
-    && pip3 --no-cache-dir install . \
-    && chown -R ${UID}:${GID} /opt/grafana-backup-tool \
-    && apk del build-deps
+RUN pip3 --no-cache-dir install .
 
-USER ${UID}
+RUN chown -R 1337:1337 /opt/grafana-backup-tool
+USER 1337
 CMD sh -c 'if [ "$RESTORE" = true ]; then if [ ! -z "$AWS_S3_BUCKET_NAME" ] || [ ! -z "$AZURE_STORAGE_CONTAINER_NAME" ]; then grafana-backup restore $ARCHIVE_FILE; else grafana-backup restore _OUTPUT_/$ARCHIVE_FILE; fi else grafana-backup save; fi'

DockerfileSlim

@@ -0,0 +1,39 @@
+FROM alpine:latest
+
+LABEL maintainer="ysde108@gmail.com"
+
+ARG UID=1337
+ARG GID=1337
+ENV RESTORE false
+ENV ARCHIVE_FILE ""
+
+ENV DEV_PACKAGES="\
+    gcc \
+    libc-dev \
+    libffi-dev \
+    py3-pip \
+    python3-dev \
+"
+
+ENV PACKAGES="\
+    bash \
+    ca-certificates \
+    py3-cffi \
+    py3-cryptography \
+    py3-six \
+"
+WORKDIR /opt/grafana-backup-tool
+ADD . /opt/grafana-backup-tool
+
+RUN chmod -R a+r /opt/grafana-backup-tool \
+ && find /opt/grafana-backup-tool -type d -print0 | xargs -0 chmod a+rx
+
+RUN echo "@edge http://dl-cdn.alpinelinux.org/alpine/edge/community" >> /etc/apk/repositories \
+    && apk add --no-cache --virtual build-deps ${DEV_PACKAGES} \
+    && apk add --no-cache ${PACKAGES} \
+    && pip3 --no-cache-dir install . \
+    && chown -R ${UID}:${GID} /opt/grafana-backup-tool \
+    && apk del build-deps
+
+USER ${UID}
+CMD sh -c 'if [ "$RESTORE" = true ]; then if [ ! -z "$AWS_S3_BUCKET_NAME" ] || [ ! -z "$AZURE_STORAGE_CONTAINER_NAME" ]; then grafana-backup restore $ARCHIVE_FILE; else grafana-backup restore _OUTPUT_/$ARCHIVE_FILE; fi else grafana-backup save; fi'