Setup ci

.gitlab-ci.yml

+stages:
+    - artifacts
+
+variables:
+  CI_REGISTRY_IMAGE: harbor.computational.bio.uni-giessen.de/psos/psot
+  VERSIONLABELMETHOD: "OnlyIfThisCommitHasVersion" # options: "OnlyIfThisCommitHasVersion","LastVersionTagInGit"
+  ADDITIONALTAGLIST: latest
+  IMAGE_LABELS: >
+    --label org.opencontainers.image.vendor=$CI_SERVER_URL/$GITLAB_USER_LOGIN
+    --label org.opencontainers.image.authors=$CI_SERVER_URL/$GITLAB_USER_LOGIN
+    --label org.opencontainers.image.revision=$CI_COMMIT_SHA
+    --label org.opencontainers.image.source=$CI_PROJECT_URL
+    --label org.opencontainers.image.documentation=$CI_PROJECT_URL
+    --label org.opencontainers.image.licenses=$CI_PROJECT_URL
+    --label org.opencontainers.image.url=$CI_PROJECT_URL
+    --label vcs-url=$CI_PROJECT_URL
+    --label com.gitlab.ci.user=$CI_SERVER_URL/$GITLAB_USER_LOGIN
+    --label com.gitlab.ci.email=$GITLAB_USER_EMAIL
+    --label com.gitlab.ci.tagorbranch=$CI_COMMIT_REF_NAME
+    --label com.gitlab.ci.pipelineurl=$CI_PIPELINE_URL
+    --label com.gitlab.ci.commiturl=$CI_PROJECT_URL/commit/$CI_COMMIT_SHA
+    --label com.gitlab.ci.cijoburl=$CI_JOB_URL
+    --label com.gitlab.ci.mrurl=$CI_PROJECT_URL/-/merge_requests/$CI_MERGE_REQUEST_ID
+
+build-and-deploy-docker-image:
+  stage: artifacts
+  extends: .build-docker-image
+
+get-latest-git-version:
+  stage: .pre
+  image:
+    name: alpine/git
+    entrypoint: [""]
+  rules:
+    - if: '$VERSIONLABELMETHOD == "LastVersionTagInGit"'
+  script:
+    - |
+      echo "the google kaniko container does not have git and does not have a packge manager to install it"
+      git clone https://github.com/GoogleContainerTools/kaniko.git
+      cd kaniko
+      echo "$(git describe --abbrev=0 --tags)" > ../VERSIONTAG.txt
+      echo "VERSIONTAG.txt contains $(cat ../VERSIONTAG.txt)"
+  artifacts:
+    paths:
+      - VERSIONTAG.txt
+
+# taken from https://gitlab.com/guided-explorations/containers/kaniko-docker-build/-/blob/master/.gitlab-ci.yml
+.build-docker-image:
+  image:
+    name: gcr.io/kaniko-project/executor:debug
+    entrypoint: [""]
+  script:
+    - |
+      echo "Building and shipping image to $CI_REGISTRY_IMAGE"
+      #Build date for opencontainers
+      BUILDDATE="'$(date '+%FT%T%z' | sed -E -n 's/(\+[0-9]{2})([0-9]{2})$/\1:\2/p')'" #rfc 3339 date
+      IMAGE_LABELS="$IMAGE_LABELS --label org.opencontainers.image.created=$BUILDDATE --label build-date=$BUILDDATE"
+      #Description for opencontainers
+      BUILDTITLE=$(echo $CI_PROJECT_TITLE | tr " " "_")
+      IMAGE_LABELS="$IMAGE_LABELS --label org.opencontainers.image.title=$BUILDTITLE --label org.opencontainers.image.description=$BUILDTITLE"
+      #Add ref.name for opencontainers
+      IMAGE_LABELS="$IMAGE_LABELS --label org.opencontainers.image.ref.name=$CI_REGISTRY_IMAGE:${CI_COMMIT_REF_NAME//\//_}"
+
+      #Build Version Label and Tag from git tag, LastVersionTagInGit was placed by a previous job artifact
+      if [[ "$VERSIONLABELMETHOD" == "LastVersionTagInGit" ]]; then VERSIONLABEL=$(cat VERSIONTAG.txt); fi
+      if [[ "$VERSIONLABELMETHOD" == "OnlyIfThisCommitHasVersion" ]]; then VERSIONLABEL=$CI_COMMIT_TAG; fi
+      if [[ ! -z "$VERSIONLABEL" ]]; then
+        IMAGE_LABELS="$IMAGE_LABELS --label org.opencontainers.image.version=$VERSIONLABEL"
+        ADDITIONALTAGLIST="$ADDITIONALTAGLIST $VERSIONLABEL"
+      fi
+
+      ADDITIONALTAGLIST="$ADDITIONALTAGLIST $CI_COMMIT_REF_NAME $CI_COMMIT_SHORT_SHA"
+      if [[ "$CI_COMMIT_BRANCH" == "$CI_DEFAULT_BRANCH" ]]; then ADDITIONALTAGLIST="$ADDITIONALTAGLIST latest"; fi
+      if [[ -n "$ADDITIONALTAGLIST" ]]; then
+        for TAG in $ADDITIONALTAGLIST; do
+          TAG=${TAG//\//_} # replace slashes with underscore in tag
+          FORMATTEDTAGLIST="${FORMATTEDTAGLIST} --tag $CI_REGISTRY_IMAGE:$TAG ";
+        done;
+      fi
+      if [[ -n "$ADDITIONALIMAGENAMES" ]]; then
+        for TAG in $ADDITIONALIMAGENAMES; do
+          FORMATTEDTAGLIST="${FORMATTEDTAGLIST} --tag $TAG ";
+        done;
+      fi
+
+      #Reformat Docker tags to kaniko's --destination argument:
+      FORMATTEDTAGLIST=$(echo "${FORMATTEDTAGLIST}" | sed s/\-\-tag/\-\-destination/g)
+
+      mkdir -p /kaniko/.docker
+      PROJECTDIR=$CI_PROJECT_DIR
+      if [[ ! -z "$SUB_DIRECTORY" ]]; then
+        PROJECTDIR=$CI_PROJECT_DIR/$SUB_DIRECTORY
+      fi
+      echo "{\"auths\":{\"$CI_REGISTRY\":{\"auth\":\"$(echo -n $CI_REGISTRY_USER:$CI_REGISTRY_PASSWORD | base64 | tr -d '\n')\"}}}" > /kaniko/.docker/config.json
+      /kaniko/executor --context $PROJECTDIR --dockerfile $PROJECTDIR/Dockerfile $FORMATTEDTAGLIST $IMAGE_LABELS
+