auto build docker for Actions

Author: D

.github/workflows/docker-build.yml

@@ -0,0 +1,62 @@
+name: Create Docker Images
+
+on:
+  push:
+    branches: [ main ]
+  pull_request:
+    branches: [ main ]
+
+jobs:
+  build:
+    env:
+      NODE_LATEST: 16
+    runs-on: ubuntu-latest
+
+    strategy:
+      matrix:
+        node: [ 14, 16, 18 ]
+        suffix: [ "" ]
+
+    steps:
+      - name: 1-checkout
+        uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+      - name: 2-setup-image-setting
+        id: setting
+        run: |
+          SUFFIX=""
+          if [ "${{ matrix.suffix }}" != "" ]; then
+            SUFFIX="-${{ matrix.suffix}}"
+          fi
+
+          TAGS="ghcr.io/${{ github.repository }}:${{ matrix.node }}$SUFFIX"
+          if [ "${{ matrix.node }}" == "${{ env.NODE_LATEST }}" ]; then
+            TAGS="$TAGS,ghcr.io/${{ github.repository }}:latest$SUFFIX"
+          fi
+
+          echo "current tags $TAGS"
+          echo "TAGS=$TAGS" >> $GITHUB_ENV
+
+      - name: 3-setup-qemu-action
+        uses: docker/setup-qemu-action@v2
+      - name: 4-login-action
+        uses: docker/#-action@v2
+        with:
+          registry: ghcr.io
+          username: ${{ github.repository_owner }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+      - name: 5-setup-buildx-action
+        uses: docker/setup-buildx-action@v2
+      - name: 6-build-push-action
+        uses: docker/build-push-action@v3
+        continue-on-error: true
+        with:
+          context: ./
+          file: ./Dockerfile
+          platforms: linux/amd64, linux/arm64, linux/arm/v7, linux/arm/v6
+          push: true
+          build-args: |
+            NODE_VERSION=${{ matrix.node }}
+          tags: |
+            ${{ env.TAGS }}

Dockerfile

@@ -1,32 +1,29 @@
-FROM balenalib/rpi-raspbian:latest
+ARG NODE_VERSION=16
 
-ARG ARCH=armv6l
-ARG NODE_VERSION=8.17.0
+FROM node:${NODE_VERSION}-alpine AS build
 
-RUN apt-get update \
- && apt-get install -y bluetooth \
-                       bluez \
-                       libbluetooth-dev \
-                       libudev-dev \
-                       mosquitto-clients \
-                       build-essential \
-                       python3 \
-                       ca-certificates \
- && apt-get clean
+COPY / /app
 
-RUN update-ca-certificates --fresh
+RUN set -x \
+  && apk add --no-cache --virtual .build-deps \
+    build-base \
+    linux-headers \
+    eudev-dev \
+    python3 \
+    git \
+  && cd /app \
+  && npm i --production --verbose \
+  && apk del .build-deps
 
-RUN curl -SLO "https://nodejs.org/dist/v$NODE_VERSION/node-v$NODE_VERSION-linux-$ARCH.tar.gz" \
- && tar -xzf "node-v$NODE_VERSION-linux-$ARCH.tar.gz" -C /usr/local --strip-components=1 \
- && rm "node-v$NODE_VERSION-linux-$ARCH.tar.gz"
+FROM node:${NODE_VERSION}-alpine
 
-ADD / /EspruinoHub
+COPY --from=build /app /app
 
-WORKDIR /EspruinoHub
+RUN set -x \
+  && apk add --no-cache tzdata \
+  && mkdir -p /data \
+  && cp /app/config.json /data/config.json
 
-RUN npm install \
- && npm cache clean --force
+WORKDIR /app
 
-VOLUME ["/EspruinoHub/log"]
-
-ENTRYPOINT ["node", "index.js"]
+CMD [ "node", "index.js", "-c", "/data/config.json" ]

README.md

@@ -25,7 +25,7 @@ These instructions install up to date Node.js and Node-RED - however it can take
 ```
 sudo apt-get update
 # OPTIONAL: Update everything to latest versions
-sudo apt-get upgrade -y 
+sudo apt-get upgrade -y
 # Get required packages
 sudo apt-get install -y build-essential python-rpi.gpio nodejs nodered git-core
 # OPTIONAL: Install a modern version of nodejs and nodered
@@ -61,7 +61,7 @@ You can now type `./start.sh` to run EspruinoHub, but it's worth checking out th
 # Install Node, Bluetooth, etc
 sudo apt-get update
 # OPTIONAL: Update everything to latest versions
-sudo apt-get upgrade -y 
+sudo apt-get upgrade -y
 # Get required packages
 sudo apt-get install -y git-core nodejs npm build-essential mosquitto mosquitto-clients bluetooth bluez libbluetooth-dev libudev-dev
 # Now get EspruinoHub
@@ -144,13 +144,13 @@ sudo rm -rf ~/EspruinoHub
 Run with Docker
 ---------------
 
-Build on Raspberry Pi Zero:
+Install:
 
-    docker build -t espruino/espruinohub:armhf https://github.com/espruino/EspruinoHub.git
+    docker pull ghcr.io/espruino/espruinohub
 
 Run from the directory containing your `config.json`:
 
-    docker run -d -v $PWD/config.json:/EspruinoHub/config.json:ro --restart=always --net=host --name espruinohub espruino/espruinohub:armhf
+    docker run -d -v $PWD/config.json:/data/config.json:ro --restart=always --net=host --name espruinohub ghcr.io/espruino/espruinohub
 
 Usage
 -----
@@ -241,7 +241,7 @@ var data = {a:1,b:2};
 NRF.setAdvertising({},{
   showName:false,
   manufacturer:0x0590,
-  manufacturerData:E.toJS(data) 
+  manufacturerData:E.toJS(data)
 });
 // Note: JSON.stringify(data) can be used instead of
 // E.toJS(data) to produce 'standard' JSON like {"a":1,"b":2}
@@ -335,7 +335,7 @@ However, you can also request historical data by sending the JSON:
 {
   "topic" : "/hist/hour/ble/temp/f5:47:c8:0b:49:04",
   "interval" : "minute",
-  "age" : 6  
+  "age" : 6
 }
 ```
 
@@ -363,7 +363,7 @@ Requests can be of the form:
   "age" : 1, // hours
   // or:
   "from" : "1 July 2018",
-  "to" : "5 July 2018"     (or anything that works in new Date(...))  
+  "to" : "5 July 2018"     (or anything that works in new Date(...))
 }
 ```