Handle both RFC-3164 and RFC-5424
Separate table for each month
handling mysql server lost connection
change base image to centos 8
add docker build files
add minimal rsyslog config
read config from environment
change mysql client library
change back to InnoDB to use fulltext index
change engine to RocksDB
Python 3 compatible
Add DEBUG mode, move SQL template out of the class.
Use greenlet for UDP server.
Initial version