build: move from travis to github actions

- remove push image from travis
- add builder/multi stage Dockerfile
- add make's docker-builder step
- add workflow: build image
- update workflow: add build+tests for push events on `master` and
  `release-*`

.github/workflows/build.yaml

@@ -0,0 +1,21 @@
+name: build
+on:
+  push:
+    branches:
+    - master
+    - 'release-*'
+  pull_request:
+    branches:
+    - master
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/setup-go@v1
+      with:
+        go-version: 1.13.15
+    - uses: actions/checkout@v2
+    - name: Run build
+      run: go build -o haproxy-ingress pkg/main.go
+    - name: Run tests
+      run: go test ./...

.github/workflows/image.yaml

@@ -0,0 +1,45 @@
+name: image
+on:
+  push:
+    tags:
+    - '*'
+jobs:
+  build-image:
+    runs-on: ubuntu-latest
+    env:
+      EXTRA_TAGS:
+    steps:
+    - name: Configure envvars
+      run: |
+        GIT_TAG="${GITHUB_REF#refs/tags/}"
+        TAGS=$(
+          for repository in quay.io/jcmoraisjr jcmoraisjr; do
+            for project in haproxy-ingress; do
+              for tag in "$GIT_TAG" ${{ env.EXTRA_TAGS }}; do
+                echo -n "${repository}/${project}:${tag},"
+              done
+            done
+          done
+        )
+        echo "GIT_TAG=$GIT_TAG" >> $GITHUB_ENV
+        echo "TAGS=$TAGS" >> $GITHUB_ENV
+    - uses: actions/checkout@v2
+    - uses: docker/login-action@v1 
+      with:
+        username: jcmoraisjr
+        password: ${{ secrets.DOCKERHUB_TOKEN }}
+    - uses: docker/login-action@v1 
+      with:
+        registry: quay.io
+        username: ${{ secrets.QUAY_USERNAME }}
+        password: ${{ secrets.QUAY_TOKEN }}
+    - uses: docker/setup-buildx-action@v1
+    - uses: docker/build-push-action@v2
+      with:
+        context: .
+        file: builder/Dockerfile
+        platforms: linux/amd64
+        push: true
+        build-args: |
+          GIT_TAG=${{ env.GIT_TAG }}
+        tags: ${{ env.TAGS }}

.travis.yml

@@ -5,7 +5,7 @@ services:
 - docker
 sudo: required
 script:
-- make build test tag-push
+- make build test
 branches:
   only:
   - master

Makefile

@@ -29,3 +29,7 @@ install:
 	CGO_ENABLED=0 GOOS=$(GOOS) GOARCH=$(GOARCH) go install \
 	  -v -installsuffix cgo \
 	  $(ROOT_PKG)
+
+.PHONY: docker-builder
+docker-builder:
+	docker build -t $(REPO):$(TAG) . -f builder/Dockerfile

builder/Dockerfile

@@ -0,0 +1,47 @@
+# Copyright 2021 The HAProxy Ingress Controller Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+FROM golang:1.13.15-alpine AS builder
+
+ARG GIT_TAG
+
+RUN apk --no-cache add git
+
+COPY / /src
+
+RUN cd /src\
+ && GIT_TAG=${GIT_TAG:-latest}\
+ && GIT_COMMIT=git-$(git rev-parse --short HEAD)\
+ && GIT_REPO=$(git config --get remote.origin.url)\
+ && VERSION_PKG=github.com/jcmoraisjr/haproxy-ingress/pkg/version\
+ && CGO_ENABLED=0 go build\
+    -ldflags "-s -w -X ${VERSION_PKG}.RELEASE=${GIT_TAG} -X ${VERSION_PKG}.COMMIT=${GIT_COMMIT} -X ${VERSION_PKG}.REPO=${GIT_REPO}"\
+    -o haproxy-ingress pkg/main.go
+
+FROM haproxy:2.1.12-alpine
+
+RUN apk --no-cache add socat openssl lua5.3 lua-socket dumb-init
+
+COPY rootfs/ /
+COPY --from=builder /src/haproxy-ingress /haproxy-ingress-controller
+
+RUN deluser haproxy\
+ && addgroup -g 1001 haproxy\
+ && adduser -u 1001 -G haproxy -D -s /bin/false haproxy\
+ && mkdir -p /var/empty /etc/haproxy /var/lib/haproxy /var/run/haproxy\
+ && chown -R haproxy:haproxy /etc/haproxy /var/lib/haproxy /var/run/haproxy\
+ && chmod 0 /var/empty
+
+STOPSIGNAL SIGTERM
+ENTRYPOINT ["/usr/bin/dumb-init", "--", "/start.sh"]