在OneProxy的基础上实行MySQL读写分离与负载均衡

[root@HE4 ~]# tar xvf oneproxy-rhel5-linux64-v5.8.5-ga.tar.gz
[root@HE4 oneproxy]# ls
bin conf demo.sh log oneproxy.service README testadmin.sql testautocommit.sql testproxy.sql trantest.sql

[root@HE4 oneproxy]# cat demo.sh 
#/bin/bash
#
export ONEPROXY_HOME=/root/oneproxy
# valgrind --leak-check=full \
 ${ONEPROXY_HOME}/bin/oneproxy --defaults-file=${ONEPROXY_HOME}/conf/proxy.conf

[root@HE4 oneproxy]# cat oneproxy.service 
#!/bin/bash
# chkconfig: - 30 21
# description: OneProxy service.
# Source Function Library
. /etc/init.d/functions
# OneProxy Settings
ONEPROXY_HOME=/root/oneproxy
ONEPROXY_SBIN="${ONEPROXY_HOME}/bin/oneproxy"
ONEPROXY_CONF="${ONEPROXY_HOME}/conf/proxy.conf"
ONEPROXY_PID="${ONEPROXY_HOME}/log/oneproxy.pid"
RETVAL=0
prog="OneProxy"
start() {
 echo -n $"Starting $prog ... "
 daemon $ONEPROXY_SBIN --defaults-file=$ONEPROXY_CONF
RETVAL=$?
echo
}
stop() {
 echo -n $"Stopping $prog ... "
if [ -e ${ONEPROXY_PID} ]; then
daemon kill -INT $(cat ${ONEPROXY_PID})
 RETVAL=$?
fi
echo
}
restart(){
 stop
sleep 1
 start
}
case "$1" in
 start)
 start
 ;;
 stop)
 stop
 ;;
 restart)
 restart
 ;;
 *)
 echo $"Usage: $0 {start|stop|restart}"
 RETVAL=1
esac
exit $RETVAL

[root@HE4 oneproxy]# cd bin/

[root@HE4 bin]# ls

mysqlpwd oneproxy

[root@HE4 bin]# ./mysqlpwd MANAGER

1C6D087BA5D2607A27DECB2F2AFE247E911E877A

[root@HE4 conf]# cat proxy.conf 
[oneproxy]
keepalive = 1
event-threads = 4
proxy-group-policy.2 = test:read-slave
log-file = log/oneproxy.log
pid-file = log/oneproxy.pid
lck-file = log/oneproxy.lck
proxy-auto-readonly = 1
proxy-forward-clientip = 1
proxy-trans-debug = 1
proxy-address = :3307
mysql-version = 5.7.16
proxy-master-addresses.1 = 192.168.1.250:3306@test
proxy-slave-addresses.2 = 192.168.1.248:3306@test
proxy-slave-addresses.3 = 192.168.1.249:3306@test
proxy-user-list = sys_admin/1C6D087BA5D2607A27DECB2F2AFE247E911E877A@test
proxy-user-group = test:sys_admin/1C6D087BA5D2607A27DECB2F2AFE247E911E877A@test
proxy-part-template = conf/template.txt
proxy-part-tables.1 = conf/part.txt
proxy-part-tables.2 = conf/part2.txt
proxy-part-tables.3 = conf/cust1.txt
proxy-charset = utf8_bin
proxy-secure-client = 127.0.0.1
# proxy-license = 32C54560E06EFF3E
proxy-httpserver = :8080
proxy-httptitle = OneProxy Monitor

[root@HE4 oneproxy]# ./demo.sh

[root@HE4 oneproxy]# ./oneproxy.service restart

Stopping OneProxy ... [ OK ]

Starting OneProxy ... [ OK ]

[root@HE1 ~]# mysql -usys_admin -pMANAGER -h192.168.1.251 -P3307 -e"select @@hostname;"
mysql: [Warning] Using a password on the command line interface can be insecure.
+------------+
| @@hostname |
+------------+
| HE1 |
+------------+
[root@HE1 ~]# mysql -usys_admin -pMANAGER -h192.168.1.251 -P3307 -e"select @@hostname;"
mysql: [Warning] Using a password on the command line interface can be insecure.
+------------+
| @@hostname |
+------------+
| HE2 |
+------------+
[root@HE1 ~]# mysql -usys_admin -pMANAGER -h192.168.1.251 -P3307 -e"select @@hostname;"
mysql: [Warning] Using a password on the command line interface can be insecure.
+------------+
| @@hostname |
+------------+
| HE1 |
+------------+
[root@HE1 ~]# mysql -usys_admin -pMANAGER -h192.168.1.251 -P3307 -e"select @@hostname;"
mysql: [Warning] Using a password on the command line interface can be insecure.
+------------+
| @@hostname |
+------------+
| HE2 |
+------------+
[root@HE1 ~]# mysql -usys_admin -pMANAGER -h192.168.1.251 -P3307 -e"select @@hostname;"
mysql: [Warning] Using a password on the command line interface can be insecure.
+------------+
| @@hostname |
+------------+
| HE1 |
+------------+
[root@HE1 ~]# mysql -usys_admin -pMANAGER -h192.168.1.251 -P3307 -e"begin;select @@hostname;commit;"
mysql: [Warning] Using a password on the command line interface can be insecure.
+------------+
| @@hostname |
+------------+
| HE3 |
+------------+
[root@HE1 ~]# mysql -usys_admin -pMANAGER -h192.168.1.251 -P3307 -e"begin;select @@hostname;commit;"
mysql: [Warning] Using a password on the command line interface can be insecure.
+------------+
| @@hostname |
+------------+
| HE3 |
+------------+