Upgraded Dockerfile

- Updated stackedit to 5.15.5
- Simplified base images naming
- Adopted newer opencontainers labeling
- Trimmed useless instructions from Dockerfile
- Simplified non AMD64 build instructions in readme

Dockerfile

@@ -1,24 +1,17 @@
-ARG BASE_IMAGE_BUILDER_GO=golang
-ARG BASE_IMAGE_BUILDER_NODE=alpine
 ARG ALPINE_VERSION=3.10
 ARG GO_VERSION=1.13.0
-ARG STACKEDIT_VERSION=v5.14.0
+ARG STACKEDIT_VERSION=v5.14.5
 
-FROM ${BASE_IMAGE_BUILDER_GO}:${GO_VERSION}-alpine${ALPINE_VERSION} AS server
-ARG GOARCH=amd64
-ARG GOARM
-ARG BINCOMPRESS
-RUN apk --update add git build-base upx
-RUN go get -u -v golang.org/x/vgo
+FROM golang:${GO_VERSION}-alpine${ALPINE_VERSION} AS server
+RUN apk --update add git g++
 WORKDIR /tmp/gobuild
 COPY go.mod go.sum ./
-RUN go mod download
-COPY *.go ./
+RUN go mod download 2>&1
+COPY main.go ./
 #RUN go test -v -race ./...
-RUN CGO_ENABLED=0 GOOS=linux GOARCH=${GOARCH} GOARM=${GOARM} go build -a -installsuffix cgo -ldflags="-s -w" -o app
-RUN [ "${BINCOMPRESS}" == "" ] || (upx -v --best --lzma --overlay=strip app && upx -t app)
+RUN CGO_ENABLED=0 go build -ldflags="-s -w" -o app main.go
 
-FROM ${BASE_IMAGE_BUILDER_NODE}:${ALPINE_VERSION} AS stackedit
+FROM alpine:${ALPINE_VERSION} AS stackedit
 ARG STACKEDIT_VERSION
 WORKDIR /stackedit
 RUN apk add -q --progress --update --no-cache git npm
@@ -33,21 +26,16 @@ FROM scratch AS final
 ARG BUILD_DATE
 ARG VCS_REF
 ARG STACKEDIT_VERSION
-LABEL org.label-schema.schema-version="1.0.0-rc1" \
-    maintainer="quentin.mcgaw@gmail.com" \
-    org.label-schema.build-date=$BUILD_DATE \
-    org.label-schema.vcs-ref=$VCS_REF \
-    org.label-schema.vcs-url="https://github.com/qdm12/stackedit-docker" \
-    org.label-schema.url="https://github.com/qdm12/stackedit-docker" \
-    org.label-schema.vcs-description="StackEdit server in a lightweight Docker container" \
-    org.label-schema.vcs-usage="https://github.com/qdm12/stackedit-docker/blob/master/README.md#setup" \
-    org.label-schema.docker.cmd="docker run -d -p 8000:8000/tcp qmcgaw/stackedit" \
-    org.label-schema.docker.cmd.devel="docker run -it --rm -p 8000:8000/tcp qmcgaw/stackedit" \
-    org.label-schema.docker.params="" \
-    org.label-schema.version=$STACKEDIT_VERSION \
-    image-size="29.3MB" \
-    ram-usage="7MB" \
-    cpu-usage="Very low"
+LABEL \
+    org.opencontainers.image.authors="quentin.mcgaw@gmail.com" \
+    org.opencontainers.image.created=$BUILD_DATE \
+    org.opencontainers.image.version=$STACKEDIT_VERSION \
+    org.opencontainers.image.revision=$VCS_REF \
+    org.opencontainers.image.url="https://github.com/qdm12/stackedit-docker" \
+    org.opencontainers.image.documentation="https://github.com/qdm12/stackedit-docker/blob/master/README.md" \
+    org.opencontainers.image.source="https://github.com/qdm12/stackedit-docker" \
+    org.opencontainers.image.title="stackedit-docker" \
+    org.opencontainers.image.description="StackEdit server in a lightweight Docker container"
 EXPOSE 8000
 HEALTHCHECK --start-period=1s --interval=100s --timeout=2s --retries=1 CMD ["/server","healthcheck"]
 USER 1000

README.md

@@ -1,6 +1,6 @@
 # StackEdit Docker server
 
-*StackEdit v5.14.0 (July 2019) with a Golang HTTP server on Scratch*
+*StackEdit v5.14.5 (January 2020) with a Golang HTTP server on Scratch*
 
 [![Docker StackEdit](https://github.com/qdm12/stackedit-docker/raw/master/readme/title.png)](https://hub.docker.com/r/qmcgaw/stackedit/)
 
@@ -21,13 +21,13 @@
 
 | Image size | RAM usage | CPU usage |
 | --- | --- | --- |
-| 29.3MB | 7MB | Very low |
+| 34.1MB | 7MB | Very low |
 
 ## Features
 
 - [Stackedit features](https://github.com/benweet/stackedit/blob/master/README.md#stackedit-can)
 - Lightweight image based on:
-  - [Stackedit 5.14.0](https://github.com/benweet/stackedit)
+  - [Stackedit 5.14.5](https://github.com/benweet/stackedit)
   - [Scratch](https://hub.docker.com/_/scratch)
   - Golang simple HTTP static server
 - Running without root
@@ -38,37 +38,11 @@
 
 1. <details><summary>CLICK IF YOU HAVE AN ARM DEVICE</summary><p>
 
-    - If you have a ARM 32 bit v6 architecture
-
-        ```sh
-        docker build -t qmcgaw/REPONAME_DOCKER \
-        --build-arg BASE_IMAGE_BUILDER_GO=arm32v6/golang \
-        --build-arg BASE_IMAGE_BUILDER_NODE=arm32v6/alpine \
-        --build-arg GOARCH=arm \
-        --build-arg GOARM=6 \
-        https://github.com/qdm12/stackedit-docker.git
-        ```
-
-    - If you have a ARM 32 bit v7 architecture
-
-        ```sh
-        docker build -t qmcgaw/REPONAME_DOCKER \
-        --build-arg BASE_IMAGE_BUILDER_GO=arm32v7/golang \
-        --build-arg BASE_IMAGE_BUILDER_NODE=arm32v7/alpine \
-        --build-arg GOARCH=arm \
-        --build-arg GOARM=7 \
-        https://github.com/qdm12/stackedit-docker.git
-        ```
-
-    - If you have a ARM 64 bit v8 architecture
-
-        ```sh
-        docker build -t qmcgaw/REPONAME_DOCKER \
-        --build-arg BASE_IMAGE_BUILDER_GO=arm64v8/golang \
-        --build-arg BASE_IMAGE_BUILDER_NODE=arm64v8/alpine \
-        --build-arg GOARCH=arm64 \
-        https://github.com/qdm12/stackedit-docker.git
-        ```
+    You need to build the Docker image yourself using `git` and `docker`
+
+    ```sh
+    docker build -t qmcgaw/stackedit https://github.com/qdm12/stackedit-docker.git
+    ```
 
     </p></details>
 
@@ -92,9 +66,9 @@
 
 ## Acknowledgements
 
-Credits to the [developers](https://github.com/benweet/stackedit/graphs/contributors) 
-of [StackEdit](https://stackedit.io/)
+Credits to the [developers](https://github.com/benweet/stackedit/graphs/contributors) of [StackEdit](https://stackedit.io/)
 
 ## TODOs
 
 - [ ] Configuration of Stackedit with env variables
+- [ ] Travis CI build cross CPU arch

docker-compose.yml

@@ -1,4 +1,4 @@
-version: '3'
+version: "3.7"
 services:
   stackedit:
     image: qmcgaw/stackedit

hooks/build

@@ -2,5 +2,4 @@
 
 docker build --build-arg BUILD_DATE=`date -u +"%Y-%m-%dT%H:%M:%SZ"` \
              --build-arg VCS_REF=`git rev-parse --short HEAD` \
-             --build-arg BINCOMPRESS= \
              -t $IMAGE_NAME .