Copy rps releated configuration files under file /usr/local/hawq/ranger/etc/ from HAWQ master to standby master in specific scenarios.
- scenario 1: hawq init standby
may does not has a standby before, so should copy latest confguration files to standby.
- scenario 2: execute enable-ranger-plugin.sh
~~ this script will modify rps confguration files, so should copy updated confguration files to standby. ~~