Prepare Alexia for Kubernetes deployment.

- Add Dockerfile
- Add helper scripts for management
- Fallback settings to configure via environment variables
- Add healthz view
- Add GitHub Actions build pipeline
- Remove old TravisCI config

.editorconfig

@@ -0,0 +1,14 @@
+# top-most EditorConfig file
+root = true
+
+# UNIX line endings, UTF-8 encoding, no trailing whitespace and a newline ending every file.
+[*]
+end_of_line = lf
+charset = utf-8
+trim_trailing_whitespace = true
+insert_final_newline = true
+
+# 4 space indentation in python source files
+[*.py]
+indent_style = space
+indent_size = 4

.github/workflows/build_docker_image.yml

@@ -0,0 +1,83 @@
+name: Build docker image and run tests
+
+on: [push, pull_request]
+
+env:
+  REGISTRY: ghcr.io
+  IMAGE_NAME: ${{ github.repository }}
+
+jobs:
+  build-and-push-image:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+
+    services:
+      mariadb:
+        image: mariadb:10.4
+        env:
+          MARIADB_USER: alexia_test
+          MARIADB_PASSWORD: alexia_test
+          MYSQL_DATABASE: alexia_test
+          MYSQL_ROOT_PASSWORD: alexia_test
+        ports: ['3306:3306']
+        options: --health-cmd="mysqladmin ping" --health-interval=5s --health-timeout=2s --health-retries=3
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Log in to the Container registry
+        uses: docker/login-action@v3
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Extract metadata (tags, labels) for Docker
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
+
+      - name: Build and push Docker image
+        id: push
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+
+      - name: Verify MariaDB connection
+        run: |
+          while ! mysqladmin ping -h"127.0.0.1" -P"3306" --silent; do
+            sleep 1
+          done
+
+      - name: Run alexia tests
+        run: |
+          docker run --rm --entrypoint "/alexia/scripts/run_tests.sh" ghcr.io/inter-actief/alexia@${{ steps.push.outputs.digest }}
+
+      - name: Cleanup untagged images older than 1 week
+        uses: snok/container-retention-policy@v2
+        with:
+          image-names: alexia
+          cut-off: 1 week ago UTC
+          account-type: org
+          org-name: Inter-Actief
+          token: ${{ secrets.GITHUB_TOKEN }}
+          token-type: github-token
+          untagged-only: true
+
+      - name: Cleanup tagged images (except main and production) older than 1 month
+        uses: snok/container-retention-policy@v2
+        with:
+          image-names: alexia
+          cut-off: 1 month ago UTC
+          account-type: org
+          org-name: Inter-Actief
+          token: ${{ secrets.GITHUB_TOKEN }}
+          token-type: github-token
+          skip-tags: main, production

Dockerfile

@@ -0,0 +1,42 @@
+# Build the alexia docker image based on Debian 11 (Bullseye)
+FROM debian:bullseye
+
+# Copy alexia sources
+COPY . /alexia
+
+# Set /alexia as startup working directory
+WORKDIR /alexia
+
+# Install required packages for alexia and prepare the system to run alexia
+RUN echo "Updating repostitories..." && \
+    apt-get update -y && \
+    echo "Upgrading base debian system..." && \
+    apt-get upgrade -y && \
+    echo "Installing alexia required packages..." && \
+    apt-get install -y apt-utils git net-tools python3 python3-pip mariadb-client libmariadb-dev xmlsec1 libssl-dev libldap-dev libsasl2-dev libjpeg-dev zlib1g-dev gettext locales acl && \
+    echo "Enabling 'nl_NL' and 'en_US' locales..." && \
+    sed -i -e 's/# nl_NL.UTF-8 UTF-8/nl_NL.UTF-8 UTF-8/' /etc/locale.gen && \
+    sed -i -e 's/# en_US.UTF-8 UTF-8/en_US.UTF-8 UTF-8/' /etc/locale.gen && \
+    echo "Rebuilding locales..." && \
+    dpkg-reconfigure --frontend=noninteractive locales && \
+    echo "Creating directories for alexia..." && \
+    mkdir -p /alexia /config /static /media /var/log /var/run && \
+    echo "Installing python requirements..." && \
+    pip3 install -r requirements.txt && \
+    echo "Correcting permissions on directories..." && \
+    chown -R 1000:1000 /alexia /config /static /media /var/log
+
+# Switch back to a local user
+USER 1000:1000
+
+# Check if Django can run
+RUN python3 manage.py check
+
+# Expose volumes
+VOLUME ["/config", "/static", "/media"]
+
+# Expose the web port
+EXPOSE 8000
+
+# Start the website
+CMD ["/alexia/scripts/start_web_wsgi.sh"]

alexia/apps/general/views.py

@@ -7,7 +7,7 @@
 from django.contrib.auth.mixins import LoginRequiredMixin
 from django.contrib.sites.shortcuts import get_current_site
 from django.core.exceptions import PermissionDenied
-from django.http import HttpResponseRedirect
+from django.http import HttpResponseRedirect, HttpResponse
 from django.shortcuts import get_object_or_404, resolve_url
 from django.template.response import TemplateResponse
 from django.urls import reverse_lazy
@@ -154,3 +154,7 @@ def get_context_data(self, **kwargs):
 
 class HelpView(TemplateView):
     template_name = 'general/help.html'
+
+
+def healthz_view(request):
+    return HttpResponse('ok', content_type="text/plain")

alexia/conf/settings/__init__.py

@@ -0,0 +1,7 @@
+from alexia.conf.settings.base import *
+
+# Try to import local settings, fallback to config via environment variables if that fails
+try:
+	from alexia.conf.settings.local import *
+except ImportError:
+	from alexia.conf.settings.environ import *