Check for 502 errors on mastodon web container

#!/bin/bash
status_code=$(curl --write-out %{http_code} --silent --output /dev/null https://server.tld)
logfile=bandaid-log-$(date -I).txt
if [[ "$status_code" -ne 200 ]] ; then
  touch $logfile # This is only here for the sake of compatibility
  echo "[$(date +%s)][Bandaid] Site status changed to $status_code" >> $logfile
  echo "[$(date +%s)][Bandaid] Saving mastodon container logs for evaluation..." >> $logfile
  tmp=$(date +%F_%T)
  docker compose logs --since 5m > docker-bandaid-log-$(date +%F_%T).txt # This grabs *all* the container logs in docker-compose.yml, to help evaluate the root cause
  echo "[$(date +%s)][Bandaid] Saved to docker-bandaid-log-$(tmp).txt" >> $logfile
  echo "[$(date +%s)][Bandaid] Restarting the web container..." >> $logfile
  docker compose restart web >> $logfile # Saves any errors that may come about Note: (You may be using docker-compose)
  echo "[$(date +%s)][Bandaid] Done. Rechecking in 60s." >> $logfile
else
  exit 0
fi

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Example Crontab Entry (Recheck every 60s)
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* * * * * bash /your/directory/check502.sh