Docker release CI (#4051)

* feat:add github actions

* add release tag

* multi-arch download

* remove erroneous add command

* install wget properly

* parse tag

* no multi-arch for now

* show vars

* more debug

* show uname

* install certs

* manually mutate tag

* fix syntax

* use env

* remove debug

* try docker meta

* try semver with v

* multi-arch

* remove v

* use tag-match

* match group 1

* prepare for dashpay repo

* optimize dockerfile

* remove unnecessary space

Co-authored-by: UdjinM6 <UdjinM6@users.noreply.github.com>

* Update .github/workflows/release_docker_hub.yml

Co-authored-by: UdjinM6 <UdjinM6@users.noreply.github.com>

.github/workflows/release_docker_hub.yml

@@ -0,0 +1,66 @@
+name: Release to Docker Hub
+
+on:
+  release:
+    types: [published]
+
+jobs:
+  release:
+    name: Release to Docker Hub
+    runs-on: ubuntu-20.04
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v2
+
+    - name: Set up QEMU
+      uses: docker/setup-qemu-action@v1
+
+    - name: Set up Docker Buildx
+      uses: docker/setup-buildx-action@v1
+
+    - name: Cache Docker layers
+      uses: actions/cache@v2
+      with:
+        path: /tmp/.buildx-cache
+        key: ${{ runner.os }}-buildx-${{ github.sha }}
+        restore-keys: |
+          ${{ runner.os }}-buildx-
+
+    - name: Login to DockerHub
+      uses: docker/login-action@v1
+      with:
+        username: ${{ secrets.DOCKERHUB_USERNAME }}
+        password: ${{ secrets.DOCKERHUB_TOKEN }}
+
+    - name: Docker meta
+      id: docker_meta
+      uses: crazy-max/ghaction-docker-meta@v1
+      with:
+        images: dashpay/dashd
+        tag-match: v(.*)
+        tag-match-group: 1
+
+    - name: Build and push
+      id: docker_build
+      uses: docker/build-push-action@v2
+      with:
+        context: ./docker
+        file: ./docker/Dockerfile.GitHubActions
+        push: true
+        tags: ${{ steps.docker_meta.outputs.tags }}
+        labels: ${{ steps.docker_meta.outputs.labels }}
+        build-args: TAG=${{ steps.docker_meta.outputs.version }}
+        cache-from: type=local,src=/tmp/.buildx-cache
+        cache-to: type=local,dest=/tmp/.buildx-cache-new
+        platforms: linux/amd64,linux/arm64,linux/arm/v7
+
+    - # Temp fix
+      # https://github.com/docker/build-push-action/issues/252
+      # https://github.com/moby/buildkit/issues/1896
+      name: Move cache
+      run: |
+        rm -rf /tmp/.buildx-cache
+        mv /tmp/.buildx-cache-new /tmp/.buildx-cache
+
+    - name: Image digest
+      run: echo ${{ steps.docker_build.outputs.digest }}

docker/Dockerfile.GitHubActions

@@ -0,0 +1,39 @@
+FROM ubuntu:bionic
+LABEL maintainer="Dash Developers <dev@dash.org>"
+LABEL description="Dockerised DashCore"
+
+ARG USER_ID
+ARG GROUP_ID
+ARG TAG
+
+ENV HOME /dash
+
+# add user with specified (or default) user/group ids
+ENV USER_ID ${USER_ID:-1000}
+ENV GROUP_ID ${GROUP_ID:-1000}
+RUN groupadd -g ${GROUP_ID} dash && \
+    useradd -u ${USER_ID} -g dash -s /bin/bash -m -d /dash dash  && \
+    mkdir /dash/.dashcore && \
+    chown dash:dash -R /dash
+
+RUN apt-get update && \
+    apt-get -y install --no-install-recommends \
+    wget \
+    ca-certificates \
+    && rm -rf /var/lib/apt/lists/*
+
+RUN mach=$(uname -m) \
+      && case $mach in armv7l) arch="arm-linux-gnueabihf"; ;; aarch64) arch="aarch64-linux-gnu"; ;; x86_64) arch="x86_64-linux-gnu"; ;;  *) echo "ERROR: Machine type $mach not supported."; ;; esac \
+      && wget https://github.com/dashpay/dash/releases/download/v${TAG}/dashcore-${TAG}-$arch.tar.gz -P /tmp \
+      && tar -xvf /tmp/dashcore-*.tar.gz -C /tmp/ \
+      && cp /tmp/dashcore*/bin/*  /usr/local/bin \
+      && rm -rf /tmp/dashcore* \
+      && chmod a+x /usr/local/bin/*
+
+USER dash
+
+VOLUME ["/dash"]
+
+EXPOSE 9998 9999 19998 19999
+
+WORKDIR /dash