example.cnf

[server1]
type=server
address=master
port=3306
protocol=MariaDBBackend

[server2]
type=server
address=slave1
port=3306
protocol=MariaDBBackend

[server3]
type=server
address=slave2
port=3306
protocol=MariaDBBackend

# Monitor for the servers
# This will keep MaxScale aware of the state of the servers.
# MySQL Monitor documentation:
# https://github.com/mariadb-corporation/MaxScale/blob/2.3/Documentation/Monitors/MariaDB-Monitor.md

[MariaDB-Monitor]
type=monitor
module=mariadbmon
servers=server1,server2,server3
user=maxuser
password=maxpwd
failcount=3
backend_connect_timeout=3
backend_write_timeout=3
backend_read_timeout=3
auto_failover=true
auto_rejoin=true
enforce_read_only_slaves=1

# Service definitions
# Service Definition for a read-only service and a read/write splitting service.

# ReadConnRoute documentation:
# https://github.com/mariadb-corporation/MaxScale/blob/2.3/Documentation/Routers/ReadConnRoute.md

[Read-Only-Service]
type=service
router=readconnroute
servers=server1,server2,server3
user=maxuser
password=maxpwd
router_options=slave

# ReadWriteSplit documentation:
# https://github.com/mariadb-corporation/MaxScale/blob/2.3/Documentation/Routers/ReadWriteSplit.md

[Read-Write-Service]
type=service
router=readwritesplit
servers=server1,server2,server3
user=maxuser
password=maxpwd
master_failure_mode=fail_on_write

# Listener definitions for the services
# Listeners represent the ports the services will listen on.

[Read-Only-Listener]
type=listener
service=Read-Only-Service
protocol=MySQLClient
port=4008

[Read-Write-Listener]
type=listener
service=Read-Write-Service
protocol=MySQLClient
port=4006