mysql - 带有 xinetd 的 haproxy 显示警告:无法获取客户端地址:对等方重置连接
问题描述
我已经按照本教程设置了一个带有 2 个 MariaDB 服务器的 Galera 集群的 HAProxy 服务器;因此,HAProxy、前端和后端运行良好,除了我在下面收到此警告消息。怎么了?或者我怎样才能摆脱这个警告?
tail -f /var/log/messages
Jun 5 17:15:43 mariadb-01 xinetd[105173]: warning: can't get client address: Connection reset by peer
Jun 5 17:15:44 mariadb-01 xinetd[105177]: warning: can't get client address: Connection reset by peer
Jun 5 17:15:45 mariadb-01 xinetd[105181]: warning: can't get client address: Connection reset by peer
Jun 5 17:15:46 mariadb-01 xinetd[105185]: warning: can't get client address: Connection reset by peer
Jun 5 17:15:47 mariadb-01 xinetd[105189]: warning: can't get client address: Connection reset by peer
Jun 5 17:15:48 mariadb-01 xinetd[105193]: warning: can't get client address: Connection reset by peer
Jun 5 17:15:49 mariadb-01 xinetd[105197]: warning: can't get client address: Connection reset by peer
Jun 5 17:15:50 mariadb-01 xinetd[105201]: warning: can't get client address: Connection reset by peer
Jun 5 17:15:51 mariadb-01 xinetd[105205]: warning: can't get client address: Connection reset by peer
Jun 5 17:15:52 mariadb-01 xinetd[105209]: warning: can't get client address: Connection reset by peer
Jun 5 17:15:53 mariadb-01 xinetd[105213]: warning: can't get client address: Connection reset by peer
Jun 5 17:15:54 mariadb-01 xinetd[105217]: warning: can't get client address: Connection reset by peer
Jun 5 17:15:55 mariadb-01 xinetd[105221]: warning: can't get client address: Connection reset by peer
Jun 5 17:15:56 mariadb-01 xinetd[105225]: warning: can't get client address: Connection reset by peer
Jun 5 17:15:57 mariadb-01 xinetd[105229]: warning: can't get client address: Connection reset by peer
Jun 5 17:15:58 mariadb-01 xinetd[105233]: warning: can't get client address: Connection reset by peer
Jun 5 17:16:00 mariadb-01 xinetd[105237]: warning: can't get client address: Connection reset by peer
Jun 5 17:16:01 mariadb-01 xinetd[105241]: warning: can't get client address: Connection reset by peer
Jun 5 17:16:02 mariadb-01 xinetd[105245]: warning: can't get client address: Connection reset by peer
Jun 5 17:16:03 mariadb-01 xinetd[105249]: warning: can't get client address: Connection reset by peer
Jun 5 17:16:04 mariadb-01 xinetd[105253]: warning: can't get client address: Connection reset by peer
这是我的 mysqlchk 文件
[root@mariadb-01 ~]# cat /etc/xinetd.d/mysqlchk
# default: on
# description: mysqlchk
service mysqlchk
{
log_type = FILE /var/log/clustercheck.log
disable = no
flags = REUSE
socket_type = stream
port = 9200
wait = no
user = nobody
server = /usr/bin/clustercheck
log_on_failure += USERID
log_on_success =
only_from = 0.0.0.0/0 ::/0
per_source = UNLIMITED
}
haproxy.cfg
global
maxconn 100
log /var/run/log local0 info
stats socket /tmp/haproxy.socket level admin expose-fd listeners
uid 80
gid 80
nbproc 1
nbthread 1
hard-stop-after 15m
chroot /tmp/haproxy_chroot
daemon
server-state-file /tmp/haproxy_server_state
listen HAProxyLocalStats
bind 127.0.0.1:2200 name localstats
mode http
stats enable
stats refresh 1
stats admin if TRUE
stats show-legends
stats uri /haproxy/haproxy_stats.php?haproxystats=1
timeout client 5000
timeout connect 5000
timeout server 5000
frontend frontend-mariadb
bind 0.0.0.0:3306 name 0.0.0.0:3306
mode tcp
log global
option log-separate-errors
option tcplog
timeout client 30000
default_backend backend-mariadb_ipvANY
backend backend-mariadb_ipvANY
mode tcp
id 102
log global
option log-health-checks
balance leastconn
timeout connect 30000
timeout server 30000
retries 3
server mariadb-01 10.20.30.106:3306 id 104 check inter 1000 port 9200
server mariadb-02 10.20.30.107:3306 id 105 check inter 1000 port 9200
当我远程登录到 Mariadb 之一时,它显示了这一点,但 /var/log/messages 中没有警告消息
[root@client ~]# telnet 10.20.30.106 9200
Trying 10.20.30.106...
Connected to 10.20.30.106.
Escape character is '^]'.
HTTP/1.1 200 OK
Content-Type: text/plain
Connection: close
Content-Length: 40
Percona XtraDB Cluster Node is synced.
Connection closed by foreign host.
解决方案
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