switch to custom CI base image with dependencies installed

.gitlab-ci.yml

@@ -1,15 +1,11 @@
 # Global Variables
-before_script:
-    - "python3 -m pip install -U virtualenv"
-    - "virtualenv env"
-    - "source env/bin/activate"
-    - "pip3 install -U -r requirements-dev.txt"
 stages:
+  - build-buildimage
   - test
   - build
   - docs
   - deploy
-image: python:3.6
+image: docker.pkg.beryju.org/passbook-build-base:latest
 services:
   - postgres:latest
   - redis:latest
@@ -22,6 +18,20 @@ variables:
 include:
   - /client-packages/allauth/.gitlab-ci.yml
 
+create-build-image:
+  image:
+    name: gcr.io/kaniko-project/executor:debug
+    entrypoint: [""]
+  before_script:
+    - echo "{\"auths\":{\"docker.$NEXUS_URL\":{\"auth\":\"$NEXUS_AUTH\"}}}" > /kaniko/.docker/config.json
+  script:
+    - /kaniko/executor --context $CI_PROJECT_DIR --dockerfile $CI_PROJECT_DIR/Dockerfile.build-base --destination docker.pkg.beryju.org/passbook-build-base:latest --destination docker.pkg.beryju.org/passbook-build-base:0.1.32-beta
+  stage: build-buildimage
+  only:
+    refs:
+      - tags
+      - /^version/.*$/
+
 isort:
   script:
     - isort -c -sg env
@@ -121,7 +131,6 @@ package-client-package-sentry:
       - /^version/.*$/
     changes:
       - client-packages/sentry-auth-passbook/**
-
 # docs:
 #   stage: docs
 #   only:

Dockerfile.build-base

@@ -0,0 +1,12 @@
+FROM python:3.6
+
+COPY ./passbook/ /app/passbook
+COPY ./client-packages/ /app/client-packages
+COPY ./requirements.txt /app/
+COPY ./requirements-dev.txt /app/
+
+WORKDIR /app/
+
+RUN apt-get update && apt-get install libssl-dev libffi-dev libpq-dev -y && \
+     pip install -U -r requirements-dev.txt && \
+     rm -rf /app/*