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scrutiny/docker/entrypoint-collector.sh

19 lines
892 B

#!/bin/bash
# Cron runs in its own isolated environment (usually using only /etc/environment )
# So when the container starts up, we will do a dump of the runtime environment into a .env file that we
# will then source into the crontab file (/etc/cron.d/scrutiny.sh)
printenv | sed 's/^\(.*\)$/export \1/g' > /env.sh
# adding ability to customize the cron schedule.
COLLECTOR_CRON_SCHEDULE=${COLLECTOR_CRON_SCHEDULE:-"0 0 * * *"}
# if the cron schedule has been overridden via env variable (eg docker-compose) we should make sure to strip quotes
[[ "${COLLECTOR_CRON_SCHEDULE}" == \"*\" || "${COLLECTOR_CRON_SCHEDULE}" == \'*\' ]] && COLLECTOR_CRON_SCHEDULE="${COLLECTOR_CRON_SCHEDULE:1:-1}"
sed -i 's|{COLLECTOR_CRON_SCHEDULE}|'"${COLLECTOR_CRON_SCHEDULE}"'|g' /etc/cron.d/scrutiny
# now that we have the env start cron in the foreground
echo "starting cron"
su -c "cron -f -L 15" root