Added health check to container.

Dockerfile

@@ -30,6 +30,7 @@ ENV UMASK=022
 ENV YTP_CONFIG_PATH=/config
 ENV YTP_TEMP_PATH=/tmp
 ENV YTP_DOWNLOAD_PATH=/downloads
+ENV YTP_PORT=8081
 
 # removed ffmpeg as 6.1.0 is broken with DASH protocal downloads
 COPY --from=mwader/static-ffmpeg:6.1.1 /ffmpeg /usr/bin/
@@ -47,22 +48,23 @@ RUN sed -i 's/\r$//g' /entrypoint.sh && chmod +x /entrypoint.sh
 COPY --chown=app:app ./app /app/app
 COPY --chown=app:app --from=npm_builder /ytptube/dist /app/frontend/dist
 COPY --chown=app:app --from=python_builder /app/.venv /app/.venv
+COPY --chown=app:app ./healthcheck.sh /usr/local/bin/healthcheck
 
 ENV PATH="/app/.venv/bin:$PATH"
 
-RUN chown -R app:app /config /downloads
+RUN chown -R app:app /config /downloads && chmod +x /usr/local/bin/healthcheck
 
 VOLUME /config
 VOLUME /downloads
 
 EXPOSE 8081
 
-# Switch to user
-#
 USER app
 
 WORKDIR /tmp
 
+HEALTHCHECK --interval=10s --timeout=20s --start-period=10s --retries=3 CMD [ "/usr/local/bin/healthcheck" ]
+
 ENTRYPOINT ["/entrypoint.sh"]
 
 CMD ["/app/.venv/bin/python", "/app/app/main.py"]

app/main.py

@@ -204,6 +204,10 @@ class Main:
                 f'Added task to grab {task.get("name",task.get("url"))} content every [{cron_timer}].')
 
     def addRoutes(self):
+        @self.routes.get(self.config.url_prefix + 'ping')
+        async def ping(_) -> Response:
+            return web.Response(text='pong')
+
         @self.routes.post(self.config.url_prefix + 'add')
         async def add(request: Request) -> Response:
             post = await request.json()

healthcheck.sh

@@ -0,0 +1,5 @@
+#!/usr/bin/env bash
+
+set -eu pipefail
+
+/usr/bin/curl -f http://localhost:${YTP_PORT:-8081}/ping