[fix] Make updater cron jobs print to docker logs

georgejkaye · Dec 20, 2023 · 673920c · 673920c
1 parent 93b5d61
commit 673920c
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diff --git a/updater/Dockerfile b/updater/Dockerfile
@@ -27,7 +27,7 @@ COPY --from=builder ${VIRTUAL_ENV} ${VIRTUAL_ENV}
 
 ARG CRON="0 0 * * *"
 
-RUN echo "${CRON} /app/.venv/bin/python /app/src/updater/main.py >> /var/log/cron.log 2>&1" > crontab
+RUN echo "${CRON} /app/.venv/bin/python /app/src/updater/main.py > /tmp/stdout 2> /tmp/stderr" > crontab
 RUN crontab crontab
 
 COPY src ./app/src

diff --git a/updater/entrypoint.sh b/updater/entrypoint.sh
@@ -1,4 +1,12 @@
 #!/bin/sh
 
+# Make sure cron can see environment variables
 printenv >> /etc/environment
+
+# Set up stdour and stderr for docker logs
+mkfifo /tmp/stdout /tmp/stderr
+chmod 0666 /tmp/stdout /tmp/stderr
+tail -f /tmp/stdout &
+tail -f /tmp/stderr >&2 &
+
 cron -f