add healthcheck to dockerfiles

Author: baszoetekouw

Changelog.md

@@ -1,5 +1,8 @@
 # Changelog
 
+## next
+* Added healthcheck to Dockerfiles
+
 ## 4.2.2.
 * Removed the `client_credentials` grant_type option when the OAuth2 protocol is selected. Both in the GUI as on the Server.
 

oidc-playground-client/docker/Dockerfile

@@ -1,3 +1,6 @@
 FROM ghcr.io/openconext/openconext-basecontainers/apache2:latest
 COPY ./build/ /var/www/html
 COPY ./docker/conf/000-default.conf /etc/apache2/sites-enabled/000-default.conf
+
+HEALTHCHECK --interval=10s --timeout=10s --start-period=10s --retries=3 \
+  CMD ["curl", "--fail", "http://localhost/internal/health"]

oidc-playground-server/docker/Dockerfile

@@ -1,3 +1,7 @@
 FROM eclipse-temurin:21-jdk-alpine
 COPY target/*.jar app.jar
+
+HEALTHCHECK --interval=10s --timeout=10s --start-period=10s --retries=3 \
+  CMD ["wget", "--no-verbose", "--tries=1", "--spider", "http://localhost:8080/internal/health"]
+
 ENTRYPOINT ["java","-jar","/app.jar"]