Publish image to hub (#25)

Author: levonet

.github/workflows/build.yml

@@ -4,19 +4,68 @@ on:
   push:
     branches:
     - master
+    tags:
+    - v*
   pull_request:
 
 jobs:
-  test:
+  image:
     runs-on: ubuntu-latest
     env:
-      DOCKER_TAG: ${{ github.sha }}
+      DOCKERHUB_USERNAME: levonet
     steps:
+
     - name: Checkout
       uses: actions/checkout@v2
-    - name: Build the Docker image
-      run: docker build -t levonet/nginx:${DOCKER_TAG} .
+
+    - name: Docker meta
+      id: meta
+      uses: docker/metadata-action@v3
+      with:
+        images: levonet/nginx
+        tags: |
+          type=ref,event=branch
+          type=ref,event=pr
+          type=semver,pattern={{version}}
+          type=semver,pattern={{major}}.{{minor}}
+        flavor: |
+          latest=auto
+          suffix=-alpine,onlatest=false
+
+    - name: Login to DockerHub
+      if: ${{ github.event_name != 'pull_request' }}
+      uses: docker/login-action@v1
+      with:
+        username: ${{ env.DOCKERHUB_USERNAME }}
+        password: ${{ secrets.DOCKERHUB_TOKEN }}
+
+    - name: Build and export to Docker
+      uses: docker/build-push-action@v2
+      with:
+        context: .
+        load: true
+        tags: ${{ fromJSON(steps.meta.outputs.json).tags[0] }}
+
     - name: Run test
+      env:
+        DOCKER_IMAGE: ${{ fromJSON(steps.meta.outputs.json).tags[0] }}
       run: |
         cd test
-        make
+        make test
+
+    - name: Build and push
+      if: ${{ github.event_name != 'pull_request' }}
+      uses: docker/build-push-action@v2
+      with:
+        context: .
+        push: true
+        tags: ${{ steps.meta.outputs.tags }}
+        labels: ${{ steps.meta.outputs.labels }}
+
+    - name: Docker Hub Description
+      if: ${{ github.event_name != 'pull_request' }}
+      uses: peter-evans/dockerhub-description@v2
+      with:
+        username: ${{ env.DOCKERHUB_USERNAME }}
+        password: ${{ secrets.DOCKERHUB_PASSWORD }}
+        repository: levonet/nginx

test/Makefile

@@ -1,11 +1,13 @@
 DOCKER_TAG ?= latest
+DOCKER_IMAGE ?= levonet/nginx:$(DOCKER_TAG)
 TESTS = check jaeger njs proxy_connect redis sticky
 
-.PHONY: all build clean $(TESTS)
-all: build $(TESTS)
+.PHONY: all build test clean $(TESTS)
+all: build test
+test: $(TESTS)
 
 build:
-	docker build -t levonet/nginx:$(DOCKER_TAG) ..
+	docker build -t $(DOCKER_IMAGE) ..
 
 $(TESTS):
 	cd $@; \

test/check/docker-compose.yaml

@@ -2,7 +2,7 @@ version: "3"
 
 services:
   nginx:
-    image: levonet/nginx:${DOCKER_TAG:-latest}
+    image: ${DOCKER_IMAGE:-levonet/nginx:latest}
     ports:
     - "8000:8000"
     volumes:

test/jaeger/docker-compose.yaml

@@ -2,7 +2,7 @@ version: "3"
 
 services:
   nginx:
-    image: levonet/nginx:${DOCKER_TAG:-latest}
+    image: ${DOCKER_IMAGE:-levonet/nginx:latest}
     ports:
     - "8000:8000"
     volumes:

test/njs/docker-compose.yaml

@@ -2,7 +2,7 @@ version: "3"
 
 services:
   nginx:
-    image: levonet/nginx:${DOCKER_TAG:-latest}
+    image: ${DOCKER_IMAGE:-levonet/nginx:latest}
     ports:
     - "8000:8000"
     volumes:

test/proxy_connect/docker-compose.yaml

@@ -2,7 +2,7 @@ version: "3"
 
 services:
   nginx:
-    image: levonet/nginx:${DOCKER_TAG:-latest}
+    image: ${DOCKER_IMAGE:-levonet/nginx:latest}
     ports:
     - "3128:3128"
     volumes:

test/redis/docker-compose.yaml

@@ -2,7 +2,7 @@ version: "3"
 
 services:
   nginx:
-    image: levonet/nginx:${DOCKER_TAG:-latest}
+    image: ${DOCKER_IMAGE:-levonet/nginx:latest}
     ports:
     - "8000:8000"
     volumes:

test/sticky/docker-compose.yaml

@@ -2,7 +2,7 @@ version: "3"
 
 services:
   nginx:
-    image: levonet/nginx:${DOCKER_TAG:-latest}
+    image: ${DOCKER_IMAGE:-levonet/nginx:latest}
     ports:
     - "8000:8000"
     volumes: