add ci workflow

.gitlab-ci.yml

+stages:
+- test
+- publish
+
+variables:
+    DOCKER_TLS_CERTDIR: ""
+    PKG_PATH: gitlab.switch.ch/memoriav/memobase-2020/services/histogram/cmd/webservice
+
+default:
+    image: golang:1.14
+
+.test_setup: &test_setup
+    - mkdir -p /go/src/github.com/je4
+    - ln -s $CI_PROJECT_DIR /go/src/gitlab.switch.ch/memoriav/memobase-2020/services/histogram
+    - cd /go/src/gitlab.switch.ch/memoriav/memobase-2020/services/histogram
+
+indexer:lint:
+    stage: test
+    tags: [mbr]
+    before_script:
+        - *test_setup
+        - go get -u golang.org/x/lint/golint
+    script:
+        - golint -set_exit_status $PKG_PATH
+    allow_failure: true
+
+indexer:unit:
+    stage: test
+    tags: [mbr]
+    before_script: [*test_setup]
+    script:
+        - go test -short $PKG_PATH
+    allow_failure: true
+
+indexer:race:
+    stage: test
+    tags: [mbr]
+    before_script: [*test_setup]
+    script:
+        - go test -race -short $PKG_PATH
+    allow_failure: true
+
+#indexer:msan:
+#    stage: test
+#    tags: [mbr]
+#    before_script: [*test_setup]
+#    script:
+#        - go test -msan -short $PKG_PATH
+#    allow_failure: true
+
+indexer:build:
+    stage: test
+    tags: [mbr]
+    before_script: [*test_setup]
+    script:
+        - go build $PKG_PATH
+
+.build-image:
+    stage: publish
+    image: docker:stable
+    services:
+        - docker:dind
+    before_script:
+        - apk update && apk add curl
+    script:
+        - 'curl --location --output ffprobe --header "PRIVATE-TOKEN: $API_ACCESS_TOKEN" "https://gitlab.switch.ch/api/v4/projects/937/jobs/artifacts/master/raw/ffmpeg_build/bin/ffprobe?job=snapshot"'
+        - 'curl --location --output convert --header "PRIVATE-TOKEN: $API_ACCESS_TOKEN" "https://gitlab.switch.ch/api/v4/projects/939/jobs/artifacts/master/raw/im_build/bin/convert?job=v6_9_11"'
+        - 'curl --location --output identify --header "PRIVATE-TOKEN: $API_ACCESS_TOKEN" "https://gitlab.switch.ch/api/v4/projects/939/jobs/artifacts/master/raw/im_build/bin/identify?job=v6_9_11"'
+        - docker login -u "$REGISTRY_USER" -p "$REGISTRY_PASSWORD" "$REGISTRY"
+        - docker build --pull -t "$IMAGE_TAG" -f "$DOCKERFILE" .
+        - docker push "$IMAGE_TAG"
+        - docker logout
+
+indexer:build-tagged-image:
+    extends: .build-image
+    variables:
+        IMAGE_TAG: "$CI_REGISTRY_IMAGE:$CI_COMMIT_TAG"
+        REGISTRY_PASSWORD: "$CI_REGISTRY_PASSWORD"
+        REGISTRY_USER: "$CI_REGISTRY_USER"
+        REGISTRY: "$CI_REGISTRY"
+        DOCKERFILE: "Dockerfile"
+    only:
+        - tags
+
+indexer:build-latest-image:
+    extends: .build-image
+    variables:
+        IMAGE_TAG: "$CI_REGISTRY_IMAGE:latest"
+        REGISTRY_PASSWORD: "$CI_REGISTRY_PASSWORD"
+        REGISTRY_USER: "$CI_REGISTRY_USER"
+        REGISTRY: "$CI_REGISTRY"
+        DOCKERFILE: "Dockerfile"
+    only:
+        - master
+
+indexer:build-feature-branch-image:
+    extends: .build-image
+    variables:
+        IMAGE_TAG: "$CI_REGISTRY_IMAGE:$CI_COMMIT_REF_NAME"
+        REGISTRY_PASSWORD: "$CI_REGISTRY_PASSWORD"
+        REGISTRY_USER: "$CI_REGISTRY_USER"
+        REGISTRY: "$CI_REGISTRY"
+        DOCKERFILE: "Dockerfile.small"
+    except:
+        - master
+        - tags

Dockerfile

+FROM golang:1.14 as builder
+RUN adduser --system appuser
+
+WORKDIR $GOPATH/src/gitlab.switch.ch/memoriav/memobase-2020/services/histogram
+COPY . .
+
+RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -o bin/app -a gitlab.switch.ch/memoriav/memobase-2020/services/histogram/cmd/webservice
+
+FROM perl:5.30-slim-buster
+WORKDIR /app
+COPY --from=builder /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/
+COPY --from=builder /go/src/github.com/je4/indexer/bin/app /app
+COPY --from=builder /etc/passwd /etc/passwd
+
+RUN apt-get update && \
+apt-get install -y exiftool && \
+apt-get autoremove -y && \
+apt-get clean
+ADD ffprobe /usr/bin/
+ADD convert /usr/bin/
+ADD identify /usr/bin/
+
+USER appuser
+
+ADD web/static/ /app/static
+ADD web/template /app/web/template
+
+EXPOSE 81
+
+ENTRYPOINT ["/app/app"]