Multi-platform docker build (#67)

.github/labeler.yml

@@ -1,5 +1,4 @@
 docs:
-  - '!CHANGELOG.md'
   - '**/*.md'
   - '**/*.MD'
 

.github/workflows/labeler.yml

@@ -1,4 +1,4 @@
-name: "Pull Request Labeler"
+name: labeler
 
 on: [pull_request_target]
 

.github/workflows/release.yml

@@ -67,6 +67,10 @@ jobs:
       - name: Check out code
         uses: actions/checkout@v2
 
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v1 # Action page: <https://github.com/docker/setup-buildx-action>
+        id: buildx
+
       - name: Docker login in default registry
         run: echo "${{ secrets.DOCKER_PASSWORD }}" | docker login -u "${{ secrets.DOCKER_LOGIN }}" --password-stdin
 
@@ -79,20 +83,12 @@ jobs:
 
       - name: Build image
         run: |
-          docker build \
+          docker buildx build \
+            --platform ${{ steps.buildx.outputs.platforms }} \
             --tag "tarampampam/mikrotik-hosts-parser:${{ steps.values.outputs.version }}" \
             --tag "tarampampam/mikrotik-hosts-parser:latest" \
             --tag "ghcr.io/tarampampam/mikrotik-hosts-parser:${{ steps.values.outputs.version }}" \
             --tag "ghcr.io/tarampampam/mikrotik-hosts-parser:latest" \
             --build-arg "APP_VERSION=${{ steps.values.outputs.version }}" \
+            --push \
             .
-
-      - name: Push image into default registry
-        run: |
-          docker push "tarampampam/mikrotik-hosts-parser:${{ steps.values.outputs.version }}"
-          docker push "tarampampam/mikrotik-hosts-parser:latest"
-
-      - name: Push image into ghcr.io registry
-        run: |
-          docker push "ghcr.io/tarampampam/mikrotik-hosts-parser:${{ steps.values.outputs.version }}"
-          docker push "ghcr.io/tarampampam/mikrotik-hosts-parser:latest"

.github/workflows/tests.yml

@@ -45,6 +45,8 @@ jobs:
 
       - name: Check out code
         uses: actions/checkout@v2
+        with:
+          fetch-depth: 2 # Fixes codecov error 'Issue detecting commit SHA'
 
       - name: Go modules Cache # Docs: <https://git.io/JfAKn#go---modules>
         uses: actions/cache@v2
@@ -170,7 +172,12 @@ jobs:
         run: echo "::set-output name=value::`echo ${GITHUB_REF##*/} | sed -e 's/^[vV ]*//'`@`echo ${GITHUB_SHA} | cut -c1-8`"
 
       - name: Build image
-        run: docker build -t mikrotik-hosts-parser:local --build-arg "APP_VERSION=${{ steps.version.outputs.value }}" -f ./Dockerfile .
+        run: |
+          docker build \
+            -t mikrotik-hosts-parser:local \
+            --build-arg "APP_VERSION=${{ steps.version.outputs.value }}" \
+            -f ./Dockerfile \
+            .
 
       - name: Try to execute
         run: docker run --rm mikrotik-hosts-parser:local version

CHANGELOG.md

@@ -27,6 +27,7 @@ The format is based on [Keep a Changelog][keepachangelog] and this project adher
 - HTTP requests log records contains request processing duration
 - Panics inside HTTP handlers now will be logged and JSON-formatted string will be returned (instead empty response)
 - Frontend dependencies updated
+- Docker image (for release) now supports `linux/amd64` + `linux/386` platforms
 
 ### Added
 

Dockerfile

@@ -1,5 +1,7 @@
+# syntax=docker/dockerfile:1.2
+
 # Image page: <https://hub.docker.com/_/golang>
-FROM golang:1.15.6-alpine as builder
+FROM --platform=${TARGETPLATFORM:-linux/amd64} golang:1.15.6-alpine as builder
 
 # can be passed with any prefix (like `v1.2.3@GITHASH`)
 # e.g.: `docker build --build-arg "APP_VERSION=v1.2.3@GITHASH" .`
@@ -14,13 +16,6 @@ RUN set -x \
 
 WORKDIR /src
 
-COPY ./go.mod ./go.sum ./
-
-# Burn modules cache
-RUN set -x \
-    && go mod download \
-    && go mod verify
-
 COPY . .
 
 # arguments to pass on each go tool link invocation