Image build is optimized.

.gitlab-ci.yml

@@ -21,12 +21,6 @@ variables:
   DOCKER_OPTS: "--data-root=/mnt/volume/docker-data"
   DOCKER_MEMORY: "4g"
   DOCKER_CPUS: "2"
-#  DOCKER_HUB_USERNAME: "22baar1mst@hft-stuttgart.de" # is set at https://transfer.hft-stuttgart.de/gitlab/ulrike.pado/asyst-moodle-plugin/-/settings/ci_cd
-#  DOCKER_PW: "" # is set at https://transfer.hft-stuttgart.de/gitlab/ulrike.pado/asyst-moodle-plugin/-/settings/ci_cd
-#  DOCKER_REPO: "22baar1mst/asyst-nlp-grader" # is set at https://transfer.hft-stuttgart.de/gitlab/ulrike.pado/asyst-moodle-plugin/-/settings/ci_cd
-
-before_script:
-  - docker login -u $DOCKER_USER -p $DOCKER_PW
 
 build:
   stage: build
@@ -34,24 +28,51 @@ build:
   services:
     - name: docker:dind
       command: ["--tls=false", "--storage-driver=overlay2", "--mtu=1500", "--data-root=/mnt/volume"]
-  script:
+  before_script:
+    - mkdir -p /mnt/volume
+    - mount /dev/vdb /mnt/volume || echo "Failed to mount /dev/vdb"
+    - export DOCKER_TMPDIR=/mnt/volume
     - docker system prune -a -f --volumes || true
     - docker container prune -f || true
     - docker network prune -f || true
-    - docker image prune -a -f || true
-    - docker build --cache-from=$DOCKER_REPO --no-cache --progress=plain -t $DOCKER_REPO -f flask_ml_api/Dockerfile .
-    - docker push $DOCKER_REPO
-  only:
-    - master
+    - df -h
+    - free -h
+    - top -b -n 1
+  after_script:
+    - df -h
+    - free -h
+    - top -b -n 1
+    - docker system prune -a -f
+    - docker volume prune -f
+    - docker container prune -f
+    - docker network prune -f
+  script:
+    - docker build --cache-from=flask-backend-full --no-cache --progress=plain -t flask-backend-full -f flask_ml_api/Dockerfile .
+    - df -h
+    - free -h
+    - top -b -n 1
+    - docker save -o /mnt/volume/flask-backend-full.tar flask-backend-full
+  artifacts:
+    paths:
+      - /mnt/volume/flask-backend-full.tar
+  cache:
+    key: build-cache
+    paths:
+      - /mnt/volume
+  timeout: 2h
 
 deploy:
   stage: deploy
+  dependencies:
+    - build
   image: docker:dind
   services:
     - name: docker:dind
       command: ["--tls=false", "--storage-driver=overlay2", "--mtu=1500", "--data-root=/mnt/volume"]
+  before_script:
+    - df -h
+    - free -h
+    - top -b -n 1
+    - docker load -i /mnt/volume/flask-backend-full.tar
   script:
-    - docker pull $DOCKER_REPO
-    - docker run -d $DOCKER_REPO
-  only:
-    - master
\ No newline at end of file
+    - docker run -d flask-backend-full
\ No newline at end of file