Openstack OCATA 负载节点(二)
安装haproxy：
apt install haproxy
配置haproxy：
vim /etc/haproxy/haproxy.cfg
global
maxconn 100000
#chroot /usr/local/haproxy
#stats socket /var/lib/haproxy/haproxy.sock mode 600 level admin
uid 99
gid 99
daemon
#nbproc 4
#cpu-map 1 0
#cpu-map 2 1
#cpu-map 3 2
#cpu-map 4 3
#pidfile /usr/local/haproxy/run/haproxy.pid
log 127.0.0.1 local3 info
defaults
option http-keep-alive
option forwardfor
maxconn 100000
mode http
timeout connect 300000ms
timeout client 300000ms
timeout server 300000ms
listen stats
mode http
bind 0.0.0.0:9999
stats enable
log global
stats uri /haproxy-status
stats auth haadmin:q1w2e3r4ys
listen openstack_mysql_port
bind 0.0.0.0:3306
mode tcp
log global
server 10.10.5.150 10.10.5.150:3306 check inter 3000 fall 2 rise 5
listen openstack_rabbitmq_port
bind 0.0.0.0:5672
mode tcp
log global
server 10.10.5.150 10.10.5.150:5672 check inter 3000 fall 2 rise 5
#server 10.10.5.151 10.10.5.151:5672 check inter 3000 fall 2 rise 5 backup
listen openstack_mem_port
bind 0.0.0.0:11211
mode tcp
log global
server 10.10.5.150 10.10.5.150:11211 check inter 3000 fall 2 rise 5
################################以上内容在 公共服务完成后填写进去############################################
启动haproxy 服务：
/etc/init.d/haproxy restart
/etc/init.d/haproxy status
验证haproxy 是否好用：
root@ha-1:~# ss -tunlpa
Netid State Recv-Q Send-Q Local Address:Port Peer Address:Port
tcp LISTEN 0 128 0.0.0.0:22 0.0.0.0:* users:(("sshd",pid=909,fd=3))
tcp LISTEN 0 5 127.0.0.1:631 0.0.0.0:* users:(("cupsd",pid=800,fd=7))
tcp LISTEN 0 128 127.0.0.1:6010 0.0.0.0:* users:(("sshd",pid=1355,fd=9))
tcp LISTEN 0 128 0.0.0.0:5672 0.0.0.0:* users:(("haproxy",pid=1962,fd=9))
tcp LISTEN 0 128 0.0.0.0:3306 0.0.0.0:* users:(("haproxy",pid=1962,fd=8))
tcp LISTEN 0 128 0.0.0.0:11211 0.0.0.0:* users:(("haproxy",pid=1962,fd=10))
tcp ESTAB 0 52 10.10.5.140:22 10.10.5.1:9221 users:(("sshd",pid=1355,fd=3))