Merge pull request #1922 from OpenConext/fix/docker-healthcheck

Add healthcheck to dockerfile

Author: baszoetekouw

docker/Dockerfile.prod

@@ -16,6 +16,14 @@ COPY ./docker/conf/engine.conf /etc/apache2/sites-enabled/engine.conf
 # Instantiate devconf config
 RUN cp config/packages/parameters.yml.dist config/packages/parameters.yml
 
+HEALTHCHECK \
+      --start-period=30s \
+      --start-interval=1s \
+      --interval=10s \
+      --timeout=1s \
+      --retries=20 \
+      CMD curl --fail -s -o /dev/null -w "%{http_code}" http://localhost/internal/health
+
 # Set the default workdir
 EXPOSE 80
 CMD ["apache2-foreground"]