Add Dockerfile (#80)

* add dockerfile

* add docker build to circleci

* fix messages

* add build config

* fix circle config

* use orb

* fix go version

* build from scratch

* remove extra refs

* fix config location

* fix rok8s

* remove old job

* add ARG directives

* change CMD to ENTRYPOINT

.circleci/build.config

@@ -0,0 +1,10 @@
+DOCKERFILE='Dockerfile'
+
+EXTERNAL_REGISTRY_BASE_DOMAIN=quay.io
+REPOSITORY_NAME=fairwinds/pluto
+DOCKERTAG=${EXTERNAL_REGISTRY_BASE_DOMAIN}/${REPOSITORY_NAME}
+if [[ -n $CI_TAG ]]; then
+  ADDITIONAL_DOCKER_TAG_VERSIONS=()
+  ADDITIONAL_DOCKER_TAG_VERSIONS+=(`echo $CI_TAG | sed -e 's/\(\w\+\)\..*$/\1/'`)
+  ADDITIONAL_DOCKER_TAG_VERSIONS+=(`echo $CI_TAG | sed -e 's/\(\w\+\.\w\+\)\..*$/\1/'`)
+fi

.circleci/config.yml

@@ -46,10 +46,10 @@ jobs:
       - run: go test -v ./... -coverprofile=coverage.txt -covermode=atomic
       - run: bash <(curl -s https://codecov.io/bash)
 
-  release:
+  release_binary:
     working_directory: /go/src/github.com/fairwindsops/pluto
     docker:
-      - image: circleci/golang:1.13
+      - image: circleci/golang:1.14
         environment:
           GO111MODULE: "on"
     steps:
@@ -60,7 +60,38 @@ jobs:
 
 workflows:
   version: 2
-  test-and-release:
+
+  test:
+    jobs:
+      - test
+      - rok8s-scripts/docker_build_and_push:
+          name: build-container
+          docker-push: false
+          enable_docker_layer_caching: true
+          config_file: .circleci/build.config
+          password-variable: "fairwinds_quay_token"
+          requires:
+            - test
+          filters:
+            branches:
+              only: /pull\/[0-9]+/
+      - rok8s-scripts/docker_build_and_push:
+          name: build-and-push-container
+          docker-push: true
+          enable_docker_layer_caching: true
+          config_file: .circleci/build.config
+          context: org-global
+          docker-login: true
+          password-variable: "fairwinds_quay_token"
+          registry: quay.io
+          username: fairwinds+circleci
+          requires:
+            - test
+          filters:
+            branches:
+              ignore: /pull\/[0-9]+/
+
+  release:
     jobs:
       - test:
           filters:
@@ -69,7 +100,7 @@ workflows:
       - rok8s-scripts/kubernetes_e2e_tests:
           name: run functional tests
           <<: *e2e_config
-      - release:
+      - release_binary:
           filters:
             branches:
               ignore: /.*/

Dockerfile

@@ -0,0 +1,29 @@
+FROM golang:1.14.3 AS build-env
+WORKDIR /go/src/github.com/fairwindsops/pluto/
+
+ARG version=dev
+ARG commit=none
+
+COPY go.mod .
+COPY go.sum .
+RUN go mod download
+
+COPY . .
+RUN VERSION=$version COMMIT=$commit make build-linux
+
+
+FROM alpine:3.12.0 as alpine
+RUN apk --no-cache --update add ca-certificates tzdata && update-ca-certificates
+
+
+FROM scratch
+COPY --from=alpine /usr/share/zoneinfo /usr/share/zoneinfo
+COPY --from=alpine /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/
+COPY --from=alpine /etc/passwd /etc/passwd
+
+USER nobody
+COPY --from=build-env /go/src/github.com/fairwindsops/pluto /
+
+WORKDIR /opt/app
+
+ENTRYPOINT ["/pluto"]