fixing cron.

related #121

docker/entrypoint-collector.sh

@@ -7,6 +7,10 @@ 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

rootfs/etc/cont-init.d/50-config

@@ -1,4 +1,9 @@
 #!/usr/bin/with-contenv bash
 
 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}"
+
+# replace placeholder with correct value
 sed -i 's|{COLLECTOR_CRON_SCHEDULE}|'"${COLLECTOR_CRON_SCHEDULE}"'|g' /etc/cron.d/scrutiny