{"id":6536,"date":"2022-04-09T17:09:48","date_gmt":"2022-04-09T09:09:48","guid":{"rendered":"https:\/\/egonlin.com\/?p=6536"},"modified":"2022-04-09T17:14:17","modified_gmt":"2022-04-09T09:14:17","slug":"haproxykeepalived","status":"publish","type":"post","link":"https:\/\/egonlin.com\/?p=6536","title":{"rendered":"haproxy+keepalived"},"content":{"rendered":"
\n

spark01 \u4e3b 10.61.187.24
\nspark02 \u4ece 10.61.187.20
\nvip: 10.61.187.51<\/p>\n<\/blockquote>\n

\u5728spark01\u4e0espark02\u90e8\u7f72<\/h3>\n
yum -y install haproxy keepalived -y # yum\u6e90\u5df2\u914d\u7f6e\u8fc7\u4e86\uff0c\u6b64\u5904\u76f4\u63a5\u5b89\u88c5\u5373\u53ef<\/code><\/pre>\n
\u5728spark01\u4e0espark02\u4fee\u6539haproxy\u914d\u7f6e\uff1avim \/etc\/haproxy\/haproxy.cfg<\/p>\n
global\n   chroot      \/var\/lib\/haproxy\n   pidfile     \/var\/run\/haproxy.pid\n   maxconn     4000\n   user        haproxy\n   group       haproxy\n   daemon\n\n   stats socket \/var\/lib\/haproxy\/stats\n\ndefaults\n    mode                    tcp\n   option                 dontlognull\n   option http-server-close\n   option                  redispatch\n   retries                 3\n   timeout http-request    10s\n   timeout queue           1m\n   timeout connect         10s\n   timeout client          1m\n   timeout server          1m\n   timeout http-keep-alive 10s\n   timeout check           10s\n   maxconn                 3000\n\nlisten stats\n   mode http\n   bind 0.0.0.0:8099\n   stats enable\n   stats hide-version\n   stats uri     \/haproxy_status\n   stats realm   Haproxy\\ Statistics\n   stats auth    admin:ha.BaiDU@2022\n   stats admin if TRUE\n\nlisten redis\n    bind 0.0.0.0:6379\n    mode tcp\n    balance    roundrobin\n    server c1   192.168.234.21:7001 check\n    server c2   192.168.234.22:7002 check\n    server c3   192.168.234.23:7003 check\n    server c4   192.168.234.22:7004 check\n    server c5   192.168.234.23:7005 check\n    server c6   192.168.234.21:7006 check\n\n# haproxy\u4ee3\u7406\u6240\u6709\u7684redis\u5305\u62ec\u4ece\uff0c\u56e0\u4e3a\u5373\u4fbf\u4f60\u5728\u4ece\u4e3b\u673a\u4e0a\u8fdb\u884c\u5199\u64cd\u4f5c\uff0c\u4e5f\u4f1a\u6839\u636e\u8ba1\u7b97\u51fa\u7684\u63d2\u69fd\u53f7\u5207\u6362\u5230\u5bf9\u5e94\u4e3bredis\n# \u6211\u4eechaproxy\u4e0a\u5bf9redis\u8c03\u5ea6\u4e0a\u4e0b\u7ebf\u6ca1\u4ec0\u4e48\u7528\uff0c\u56e0\u4e3aredis cluster\u5f53\u524d\u8282\u70b9\u67e5\u4e0d\u5230\u6570\u636e\u662f\u81ea\u52a8\u8df3\u5230\u5bf9\u5e94\u7684\u8282\u70b9\u7684\uff0c\u53ea\u8981\u540e\u7aef\u6ca1\u5b95\u673a\u7684\u8bdd\uff0c\u5b83\u4ecd\u7136\u4f1a\u5207\u6362\u7684\u3002\n<\/code><\/pre>\n
\u5728spark01\u4fee\u6539keepalived\u914d\u7f6e\uff1a<\/h3>\n
vim \/etc\/keepalived\/keepalived.conf <\/p>\n
global_defs {\n    router_id lb01\n    script_user root\n    enable_script_security\n}\n\nvrrp_script chk_haproxy {\n    script "\/etc\/keepalived\/check_haproxy.sh"\n    interval 3\n    weight 2\n}\n\nvrrp_instance VI_1 {\n    state BACKUP\n    nopreempt\n    interface eth0\n    virtual_router_id 50\n    priority 100\n    advert_int 1\n    authentication {\n        auth_type PASS\n        auth_pass 6666\n    }\n    track_script {\n        chk_haproxy    #\u76d1\u6d4bhaproxy\u8fdb\u7a0b\u72b6\u6001\n    }\n    virtual_ipaddress {\n        10.61.187.51\/25 dev eth0\n    }\n    track_interface {\n        eth0\n    }\n    # \u4e0a\u8054\u4ea4\u6362\u673a\u82e5\u7981\u7528\u4e86arp\u7684\u5e7f\u64ad\u9650\u5236\uff0c\u4f1a\u9020\u6210keepalive\u65e0\u6cd5\u901a\u8fc7\u5e7f\u64ad\u901a\u4fe1\uff0c\u4e24\u53f0\u670d\u52a1\u5668\u62a2\u5360vip\uff0c\u51fa\u73b0\u540c\u65f6\u90fd\u6709vip\u7684\u60c5\u51b5\n    # \u6240\u4ee5\u6b64\u5904\u53ef\u4ee5\u8c03\u6574\u4e3a\u5355\u64ad\n    # \u672c\u673aip\uff0c\u672c\u4f8b\u4e2d\u4e3aspark01\u4e3b\u673a\u7684ip\n    unicast_src_ip 10.61.187.24\n    unicast_peer { \n        # \u5bf9\u7aefip\uff0c\u672c\u4f8b\u4e2d\u4e3aspark02\u4e3b\u673a\u7684ip\n        10.61.187.20\n    }\n}<\/code><\/pre>\n
\u5728spark02\u4fee\u6539keepalived\u914d\u7f6e\uff1a<\/h3>\n
vim\/etc\/keepalived\/keepalived.conf <\/p>\n
global_defs {\n    router_id lb02\n    script_user root\n    enable_script_security\n}\n\nvrrp_script chk_haproxy {\n    script "\/etc\/keepalived\/check_haproxy.sh"\n    interval 3\n    weight 2\n}\n\nvrrp_instance VI_1 {\n    state BACKUP\n    nopreempt\n    interface eth0\n    virtual_router_id 50 # \u53ef\u7406\u89e3\u4e3a\u5206\u7ec4\uff0c\u5e94\u8be5\u4e0e\u4e3b\u4fdd\u6301\u4e00\u81f4\n    priority 90\n    advert_int 1\n    authentication {\n        auth_type PASS\n        auth_pass 6666\n    }\n    track_script {\n        chk_haproxy    #\u76d1\u6d4bhaproxy\u8fdb\u7a0b\u72b6\u6001\n    }\n    virtual_ipaddress {\n        10.61.187.51\/25 dev eth0\n    }\n    track_interface {\n        eth0\n    }\n    # \u6e90ip\u4e3a\u81ea\u5df1\u672c\u673a\u7684ip\u5730\u5740\n    unicast_src_ip 10.61.187.20\n    unicast_peer { \n        # \u5bf9\u7aefip\n        10.61.187.24\n    }\n}\n<\/code><\/pre>\n
\u5728spark01\u4e0espark02\u521b\u5efa\u68c0\u6d4b\u811a\u672c\uff1a<\/h3>\n
\/etc\/keepalived\/check_haproxy.sh<\/p>\n
# 1\u3001vim \/etc\/keepalived\/check_haproxy.sh\n#!\/bin\/bash\nif [ $(ps -C haproxy --no-header | wc -l) -eq 0 ]; then #\u6761\u4ef6\u6210\u7acb\uff0c\u8bc1\u660ehaproxy\u6302\u6389\n    systemctl start haproxy                             #\u5148\u5c1d\u8bd5\u542f\u52a8haproxy\u7a0b\u5e8f\nfi\nsleep 2 #\u7761\u7720\u4e24\u79d2\u949f\uff0c\u7b49\u5f85haproxy\u5b8c\u5168\u542f\u52a8\nif [ $(ps -C haproxy --no-header | wc -l) -eq 0 ]; then  #\u82e5haproxy\u4ecd\u672a\u542f\u52a8\u6210\u529f\uff0c\u5219\u5173\u95edkeepalived\uff0c\u98d8\u9038vip\n    systemctl stop keepalived                              \nfi\n\n# 2\u3001\u8d4b\u4e88\u53ef\u6267\u884c\u6743\u9650\nchmod +x \/etc\/keepalived\/check_haproxy.sh\n<\/code><\/pre>\n
\u5728spark01\u4e0espark02\u5f00\u542fkeepalived\u65e5\u5fd7<\/h3>\n
#\u914d\u7f6ekeepalived\n[root@lb01 ~]# vim \/etc\/sysconfig\/keepalived\nKEEPALIVED_OPTIONS="-D -d -S 0"\n\n#\u914d\u7f6ersyslog\u6293\u53d6\u65e5\u5fd7\n[root@lb01 ~]# vim \/etc\/rsyslog.conf  # \u6587\u4ef6\u672b\u5c3e\u8ffd\u52a0\nlocal0.*  \/var\/log\/keepalived.log\n\n#\u91cd\u542f\u670d\u52a1\n[root@lb01 ~]# systemctl restart rsyslog<\/code><\/pre>\n
\u5728spark01\u4e0espark02\u542f\u52a8\u670d\u52a1\uff1a<\/h3>\n
systemctl start haproxy\nsystemctl start keepalived\nsystemctl enable haproxy\nsystemctl enable keepalived\n\n# \u53ef\u4ee5\u5728\u7ba1\u7406\u754c\u9762\u67e5\u770b\uff1ahttp:\/\/spark01\u7684ip\u5730\u5740:8099\/haproxy_status  # \u8f93\u5165\u914d\u7f6e\u6587\u4ef6\u7684\u4e2d\u7684\u8d26\u53f7\u5bc6\u7801<\/code><\/pre>\n
keepalived.conf\u53c2\u6570\u8bf4\u660e<\/h3>\n
############################ \u5168\u5c40\u914d\u7f6e #############################  \n\nglobal_defs {  \n\n    # \u5b9a\u4e49\u7ba1\u7406\u5458\u90ae\u4ef6\u5730\u5740,\u8868\u793akeepalived\u5728\u53d1\u751f\u8bf8\u5982\u5207\u6362\u64cd\u4f5c\u65f6\u9700\u8981\u53d1\u9001email\u901a\u77e5,\u4ee5\u53caemail\u53d1\u9001\u7ed9\u54ea\u4e9b\u90ae\u4ef6\u5730\u5740,\u53ef\u4ee5\u6709\u591a\u4e2a,\u6bcf\u884c\u4e00\u4e2a  \n    notification_email {      \n        #\u8bbe\u7f6e\u62a5\u8b66\u90ae\u4ef6\u5730\u5740\uff0c\u53ef\u4ee5\u8bbe\u7f6e\u591a\u4e2a\uff0c\u6bcf\u884c\u4e00\u4e2a\u3002 \u9700\u5f00\u542f\u672c\u673a\u7684sendmail\u670d\u52a1   \n        13020176132@163.com  \n    }  \n    #keepalived\u5728\u53d1\u751f\u8bf8\u5982\u5207\u6362\u64cd\u4f5c\u65f6\u9700\u8981\u53d1\u9001email\u901a\u77e5\u5730\u5740\uff0c\u8868\u793a\u53d1\u9001\u901a\u77e5\u7684\u90ae\u4ef6\u6e90\u5730\u5740\u662f\u8c01  \n    notification_email_from 13020176132@163.com   \n\n    #\u6307\u5b9a\u53d1\u9001email\u7684smtp\u670d\u52a1\u5668  \n    smtp_server 127.0.0.1        \n\n    #\u8bbe\u7f6e\u8fde\u63a5smtp server\u7684\u8d85\u65f6\u65f6\u95f4  \n    smtp_connect_timeout 30      \n\n    #\u8fd0\u884ckeepalived\u7684\u673a\u5668\u7684\u4e00\u4e2a\u6807\u8bc6\uff0c\u901a\u5e38\u53ef\u8bbe\u4e3ahostname\u3002\u6545\u969c\u53d1\u751f\u65f6\uff0c\u53d1\u90ae\u4ef6\u65f6\u663e\u793a\u5728\u90ae\u4ef6\u4e3b\u9898\u4e2d\u7684\u4fe1\u606f\u3002  \n    router_id swarm01     \n}  \n\n############################ VRRPD\u914d\u7f6e #############################  \n\n# \u5b9a\u4e49chk_http_port\u811a\u672c,\u811a\u672c\u6267\u884c\u95f4\u969410\u79d2\uff0c\u6743\u91cd-5\uff0c\u68c0\u6d4bnginx\u670d\u52a1\u662f\u5426\u5728\u8fd0\u884c\u3002\u6709\u5f88\u591a\u65b9\u5f0f\uff0c\u6bd4\u5982\u8fdb\u7a0b\uff0c\u7528\u811a\u672c\u68c0\u6d4b\u7b49\u7b49  \nvrrp_script chk_http_port {    \n\n    #\u8fd9\u91cc\u901a\u8fc7\u811a\u672c\u76d1\u6d4b      \n    script "\/opt\/chk_nginx.sh"     \n\n    #\u811a\u672c\u6267\u884c\u95f4\u9694\uff0c\u6bcf2s\u68c0\u6d4b\u4e00\u6b21  \n    interval 2      \n\n    #\u811a\u672c\u7ed3\u679c\u5bfc\u81f4\u7684\u4f18\u5148\u7ea7\u53d8\u66f4\uff0c\u68c0\u6d4b\u5931\u8d25\uff08\u811a\u672c\u8fd4\u56de\u975e0\uff09\u5219\u4f18\u5148\u7ea7 -5     \n    weight -5       \n\n    #\u68c0\u6d4b\u8fde\u7eed2\u6b21\u5931\u8d25\u624d\u7b97\u786e\u5b9a\u662f\u771f\u5931\u8d25\u3002\u4f1a\u7528weight\u51cf\u5c11\u4f18\u5148\u7ea7\uff081-255\u4e4b\u95f4\uff09      \n    fall 2       \n\n    #\u68c0\u6d4b1\u6b21\u6210\u529f\u5c31\u7b97\u6210\u529f\u3002\u4f46\u4e0d\u4fee\u6539\u4f18\u5148\u7ea7   \n    rise 1                      \n}  \n\n#\u5b9a\u4e49vrrp\u5b9e\u4f8b\uff0cVI_1 \u4e3a\u865a\u62df\u8def\u7531\u7684\u6807\u793a\u7b26\uff0c\u81ea\u5df1\u5b9a\u4e49\u540d\u79f0\uff0ckeepalived\u5728\u540c\u4e00virtual_router_id\u4e2dpriority(0-255)\u6700\u5927\u7684\u4f1a\u6210\u4e3amaster\uff0c\u4e5f\u5c31\u662f\u63a5\u7ba1VIP\uff0c\u5f53priority\u6700\u5927\u7684\u4e3b\u673a\u53d1\u751f\u6545\u969c\u540e\u6b21priority\u5c06\u4f1a\u63a5\u7ba1  \nvrrp_instance VI_1 {   \n\n    #\u6307\u5b9akeepalived\u7684\u89d2\u8272\uff0cMASTER\u8868\u793a\u6b64\u4e3b\u673a\u662f\u4e3b\u670d\u52a1\u5668\uff0cBACKUP\u8868\u793a\u6b64\u4e3b\u673a\u662f\u5907\u7528\u670d\u52a1\u5668\u3002\u6ce8\u610f\u8fd9\u91cc\u7684state\u6307\u5b9ainstance(Initial)\u7684\u521d\u59cb\u72b6\u6001\uff0c\u5c31\u662f\u8bf4\u5728\u914d\u7f6e\u597d\u540e\uff0c\u8fd9\u53f0\u670d\u52a1\u5668\u7684\u521d\u59cb\u72b6\u6001\u5c31\u662f\u8fd9\u91cc\u6307\u5b9a\u7684\uff0c  \n    #\u4f46\u8fd9\u91cc\u6307\u5b9a\u7684\u4e0d\u7b97\uff0c\u8fd8\u662f\u5f97\u8981\u901a\u8fc7\u7ade\u9009\u901a\u8fc7\u4f18\u5148\u7ea7\u6765\u786e\u5b9a\u3002\u5982\u679c\u8fd9\u91cc\u8bbe\u7f6e\u4e3aMASTER\uff0c\u4f46\u5982\u82e5\u4ed6\u7684\u4f18\u5148\u7ea7\u4e0d\u53ca\u53e6\u5916\u4e00\u53f0\uff0c\u90a3\u4e48\u8fd9\u53f0\u5728\u53d1\u9001\u901a\u544a\u65f6\uff0c\u4f1a\u53d1\u9001\u81ea\u5df1\u7684\u4f18\u5148\u7ea7\uff0c\u53e6\u5916\u4e00\u53f0\u53d1\u73b0\u4f18\u5148\u7ea7\u4e0d\u5982\u81ea\u5df1\u7684\u9ad8\uff0c  \n    #\u90a3\u4e48\u4ed6\u4f1a\u5c31\u56de\u62a2\u5360\u4e3aMASTER     \n    state MASTER   \n\n    #\u6307\u5b9aHA\u76d1\u6d4b\u7f51\u7edc\u7684\u63a5\u53e3\u3002\u4e0e\u672c\u673a IP \u5730\u5740\u6240\u5728\u7684\u7f51\u7edc\u63a5\u53e3\u76f8\u540c\uff0c\u53ef\u901a\u8fc7ip addr \u67e5\u770b  \n    interface ens33        \n\n    # \u53d1\u9001\u591a\u64ad\u6570\u636e\u5305\u65f6\u7684\u6e90IP\u5730\u5740\uff0c\u8fd9\u91cc\u6ce8\u610f\u4e86\uff0c\u8fd9\u91cc\u5b9e\u9645\u4e0a\u5c31\u662f\u5728\u54ea\u4e2a\u5730\u5740\u4e0a\u53d1\u9001VRRP\u901a\u544a\uff0c\u8fd9\u4e2a\u975e\u5e38\u91cd\u8981\uff0c  \n    #\u4e00\u5b9a\u8981\u9009\u62e9\u7a33\u5b9a\u7684\u7f51\u5361\u7aef\u53e3\u6765\u53d1\u9001\uff0c\u8fd9\u91cc\u76f8\u5f53\u4e8eheartbeat\u7684\u5fc3\u8df3\u7aef\u53e3\uff0c\u5982\u679c\u6ca1\u6709\u8bbe\u7f6e\u90a3\u4e48\u5c31\u7528\u9ed8\u8ba4\u7684\u7ed1\u5b9a\u7684\u7f51\u5361\u7684IP\uff0c\u4e5f\u5c31\u662finterface\u6307\u5b9a\u7684IP\u5730\u5740      \n    mcast_src_ip 192.168.182.110  \n\n    #\u865a\u62df\u8def\u7531\u6807\u8bc6\uff0c\u8fd9\u4e2a\u6807\u8bc6\u662f\u4e00\u4e2a\u6570\u5b57\uff0c\u540c\u4e00\u4e2avrrp\u5b9e\u4f8b\u4f7f\u7528\u552f\u4e00\u7684\u6807\u8bc6\u3002\u5373\u540c\u4e00vrrp_instance\u4e0b\uff0cMASTER\u548cBACKUP\u5fc5\u987b\u662f\u4e00\u81f4\u7684  \n    virtual_router_id 51      \n\n    #\u5b9a\u4e49\u4f18\u5148\u7ea7\uff0c\u6570\u5b57\u8d8a\u5927\uff0c\u4f18\u5148\u7ea7\u8d8a\u9ad8\uff0c\u5728\u540c\u4e00\u4e2avrrp_instance\u4e0b\uff0cMASTER\u7684\u4f18\u5148\u7ea7\u5fc5\u987b\u5927\u4e8eBACKUP\u7684\u4f18\u5148\u7ea7     \n    priority 101   \n\n    #\u8bbe\u5b9aMASTER\u4e0eBACKUP\u8d1f\u8f7d\u5747\u8861\u5668\u4e4b\u95f4\u540c\u6b65\u68c0\u67e5\u7684\u65f6\u95f4\u95f4\u9694\uff0c\u5355\u4f4d\u662f\u79d2     \n    advert_int 1          \n\n    #\u8bbe\u7f6e\u9a8c\u8bc1\u7c7b\u578b\u548c\u5bc6\u7801\u3002\u4e3b\u4ece\u5fc5\u987b\u4e00\u6837  \n    authentication {      \n\n        #\u8bbe\u7f6evrrp\u9a8c\u8bc1\u7c7b\u578b\uff0c\u4e3b\u8981\u6709PASS\u548cAH\u4e24\u79cd  \n        auth_type PASS             \n\n        #\u8bbe\u7f6evrrp\u9a8c\u8bc1\u5bc6\u7801\uff0c\u5728\u540c\u4e00\u4e2avrrp_instance\u4e0b\uff0cMASTER\u4e0eBACKUP\u5fc5\u987b\u4f7f\u7528\u76f8\u540c\u7684\u5bc6\u7801\u624d\u80fd\u6b63\u5e38\u901a\u4fe1  \n        auth_pass 1111             \n    }  \n\n    #VRRP HA \u865a\u62df\u5730\u5740 \u5982\u679c\u6709\u591a\u4e2aVIP\uff0c\u7ee7\u7eed\u6362\u884c\u586b\u5199  \n    #\u8bbe\u7f6eVIP\uff0c\u5b83\u968f\u7740state\u53d8\u5316\u800c\u589e\u52a0\u5220\u9664\uff0c\u5f53state\u4e3amaster\u7684\u65f6\u5019\u5c31\u6dfb\u52a0\uff0c\u5f53state\u4e3abackup\u7684\u65f6\u5019\u5219\u5220\u9664\uff0c\u7531\u4f18\u5148\u7ea7\u51b3\u5b9a  \n    virtual_ipaddress {            \n        192.168.182.156  \n    }  \n\n    #\u6267\u884cnginx\u68c0\u6d4b\u811a\u672c\u3002\u6ce8\u610f\u8fd9\u4e2a\u8bbe\u7f6e\u4e0d\u80fd\u7d27\u6328\u7740\u5199\u5728vrrp_script\u914d\u7f6e\u5757\u7684\u540e\u9762\uff08\u5b9e\u9a8c\u4e2d\u78b0\u8fc7\u7684\u5751\uff09\uff0c\u5426\u5219nginx\u76d1\u63a7\u5931\u6548\uff01\uff01  \n    track_script {     \n\n       #\u5f15\u7528VRRP\u811a\u672c\uff0c\u5373\u5728 vrrp_script \u90e8\u5206\u6307\u5b9a\u7684\u540d\u5b57\u3002\u5b9a\u671f\u8fd0\u884c\u5b83\u4eec\u6765\u6539\u53d8\u4f18\u5148\u7ea7\uff0c\u5e76\u6700\u7ec8\u5f15\u53d1\u4e3b\u5907\u5207\u6362\u3002   \n       chk_http_port                      \n    }  \n}  \n\n#\u5b9a\u4e49vrrp\u5b9e\u4f8b\uff0cVI_2 \u4e3a\u865a\u62df\u8def\u7531\u7684\u6807\u793a\u7b26\uff0c\u81ea\u5df1\u5b9a\u4e49\u540d\u79f0\uff0ckeepalived\u5728\u540c\u4e00virtual_router_id\u4e2dpriority(0-255)\u6700\u5927\u7684\u4f1a\u6210\u4e3amaster\uff0c\u4e5f\u5c31\u662f\u63a5\u7ba1VIP\uff0c\u5f53priority\u6700\u5927\u7684\u4e3b\u673a\u53d1\u751f\u6545\u969c\u540e\u6b21priority\u5c06\u4f1a\u63a5\u7ba1  \nvrrp_instance VI_2 {   \n\n    #\u6307\u5b9akeepalived\u7684\u89d2\u8272\uff0cMASTER\u8868\u793a\u6b64\u4e3b\u673a\u662f\u4e3b\u670d\u52a1\u5668\uff0cBACKUP\u8868\u793a\u6b64\u4e3b\u673a\u662f\u5907\u7528\u670d\u52a1\u5668\u3002\u6ce8\u610f\u8fd9\u91cc\u7684state\u6307\u5b9ainstance(Initial)\u7684\u521d\u59cb\u72b6\u6001\uff0c\u5c31\u662f\u8bf4\u5728\u914d\u7f6e\u597d\u540e\uff0c\u8fd9\u53f0\u670d\u52a1\u5668\u7684\u521d\u59cb\u72b6\u6001\u5c31\u662f\u8fd9\u91cc\u6307\u5b9a\u7684\uff0c  \n    #\u4f46\u8fd9\u91cc\u6307\u5b9a\u7684\u4e0d\u7b97\uff0c\u8fd8\u662f\u5f97\u8981\u901a\u8fc7\u7ade\u9009\u901a\u8fc7\u4f18\u5148\u7ea7\u6765\u786e\u5b9a\u3002\u5982\u679c\u8fd9\u91cc\u8bbe\u7f6e\u4e3aMASTER\uff0c\u4f46\u5982\u82e5\u4ed6\u7684\u4f18\u5148\u7ea7\u4e0d\u53ca\u53e6\u5916\u4e00\u53f0\uff0c\u90a3\u4e48\u8fd9\u53f0\u5728\u53d1\u9001\u901a\u544a\u65f6\uff0c\u4f1a\u53d1\u9001\u81ea\u5df1\u7684\u4f18\u5148\u7ea7\uff0c\u53e6\u5916\u4e00\u53f0\u53d1\u73b0\u4f18\u5148\u7ea7\u4e0d\u5982\u81ea\u5df1\u7684\u9ad8\uff0c  \n    #\u90a3\u4e48\u4ed6\u4f1a\u5c31\u56de\u62a2\u5360\u4e3aMASTER     \n    state BACKUP   \n\n    #\u6307\u5b9aHA\u76d1\u6d4b\u7f51\u7edc\u7684\u63a5\u53e3\u3002\u4e0e\u672c\u673a IP \u5730\u5740\u6240\u5728\u7684\u7f51\u7edc\u63a5\u53e3\u76f8\u540c\uff0c\u53ef\u901a\u8fc7ip addr \u67e5\u770b  \n    interface ens33        \n\n    # \u53d1\u9001\u591a\u64ad\u6570\u636e\u5305\u65f6\u7684\u6e90IP\u5730\u5740\uff0c\u8fd9\u91cc\u6ce8\u610f\u4e86\uff0c\u8fd9\u91cc\u5b9e\u9645\u4e0a\u5c31\u662f\u5728\u54ea\u4e2a\u5730\u5740\u4e0a\u53d1\u9001VRRP\u901a\u544a\uff0c\u8fd9\u4e2a\u975e\u5e38\u91cd\u8981\uff0c  \n    #\u4e00\u5b9a\u8981\u9009\u62e9\u7a33\u5b9a\u7684\u7f51\u5361\u7aef\u53e3\u6765\u53d1\u9001\uff0c\u8fd9\u91cc\u76f8\u5f53\u4e8eheartbeat\u7684\u5fc3\u8df3\u7aef\u53e3\uff0c\u5982\u679c\u6ca1\u6709\u8bbe\u7f6e\u90a3\u4e48\u5c31\u7528\u9ed8\u8ba4\u7684\u7ed1\u5b9a\u7684\u7f51\u5361\u7684IP\uff0c\u4e5f\u5c31\u662finterface\u6307\u5b9a\u7684IP\u5730\u5740      \n    mcast_src_ip 192.168.182.110  \n\n    #\u865a\u62df\u8def\u7531\u6807\u8bc6\uff0c\u8fd9\u4e2a\u6807\u8bc6\u662f\u4e00\u4e2a\u6570\u5b57\uff0c\u540c\u4e00\u4e2avrrp\u5b9e\u4f8b\u4f7f\u7528\u552f\u4e00\u7684\u6807\u8bc6\u3002\u5373\u540c\u4e00vrrp_instance\u4e0b\uff0cMASTER\u548cBACKUP\u5fc5\u987b\u662f\u4e00\u81f4\u7684  \n    virtual_router_id 52     \n\n    #\u5b9a\u4e49\u4f18\u5148\u7ea7\uff0c\u6570\u5b57\u8d8a\u5927\uff0c\u4f18\u5148\u7ea7\u8d8a\u9ad8\uff0c\u5728\u540c\u4e00\u4e2avrrp_instance\u4e0b\uff0cMASTER\u7684\u4f18\u5148\u7ea7\u5fc5\u987b\u5927\u4e8eBACKUP\u7684\u4f18\u5148\u7ea7     \n    priority 100   \n\n    #\u8bbe\u5b9aMASTER\u4e0eBACKUP\u8d1f\u8f7d\u5747\u8861\u5668\u4e4b\u95f4\u540c\u6b65\u68c0\u67e5\u7684\u65f6\u95f4\u95f4\u9694\uff0c\u5355\u4f4d\u662f\u79d2     \n    advert_int 1          \n\n    #\u8bbe\u7f6e\u9a8c\u8bc1\u7c7b\u578b\u548c\u5bc6\u7801\u3002\u4e3b\u4ece\u5fc5\u987b\u4e00\u6837  \n    authentication {      \n\n        #\u8bbe\u7f6evrrp\u9a8c\u8bc1\u7c7b\u578b\uff0c\u4e3b\u8981\u6709PASS\u548cAH\u4e24\u79cd  \n        auth_type PASS             \n\n        #\u8bbe\u7f6evrrp\u9a8c\u8bc1\u5bc6\u7801\uff0c\u5728\u540c\u4e00\u4e2avrrp_instance\u4e0b\uff0cMASTER\u4e0eBACKUP\u5fc5\u987b\u4f7f\u7528\u76f8\u540c\u7684\u5bc6\u7801\u624d\u80fd\u6b63\u5e38\u901a\u4fe1  \n        auth_pass 1111             \n    }  \n\n    #VRRP HA \u865a\u62df\u5730\u5740 \u5982\u679c\u6709\u591a\u4e2aVIP\uff0c\u7ee7\u7eed\u6362\u884c\u586b\u5199  \n    #\u8bbe\u7f6eVIP\uff0c\u5b83\u968f\u7740state\u53d8\u5316\u800c\u589e\u52a0\u5220\u9664\uff0c\u5f53state\u4e3amaster\u7684\u65f6\u5019\u5c31\u6dfb\u52a0\uff0c\u5f53state\u4e3abackup\u7684\u65f6\u5019\u5219\u5220\u9664\uff0c\u7531\u4f18\u5148\u7ea7\u51b3\u5b9a  \n    virtual_ipaddress {            \n        192.168.182.157\n    }  \n\n    #\u6267\u884cnginx\u68c0\u6d4b\u811a\u672c\u3002\u6ce8\u610f\u8fd9\u4e2a\u8bbe\u7f6e\u4e0d\u80fd\u7d27\u6328\u7740\u5199\u5728vrrp_script\u914d\u7f6e\u5757\u7684\u540e\u9762\uff08\u5b9e\u9a8c\u4e2d\u78b0\u8fc7\u7684\u5751\uff09\uff0c\u5426\u5219nginx\u76d1\u63a7\u5931\u6548\uff01\uff01  \n    track_script {     \n\n       #\u5f15\u7528VRRP\u811a\u672c\uff0c\u5373\u5728 vrrp_script \u90e8\u5206\u6307\u5b9a\u7684\u540d\u5b57\u3002\u5b9a\u671f\u8fd0\u884c\u5b83\u4eec\u6765\u6539\u53d8\u4f18\u5148\u7ea7\uff0c\u5e76\u6700\u7ec8\u5f15\u53d1\u4e3b\u5907\u5207\u6362\u3002   \n       chk_http_port                      \n    }  \n}<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"
spark01 \u4e3b 10.61.187.24 spark02 \u4ece 10.61.187.20 vip: 10.6 […]<\/p>\n","protected":false},"author":3,"featured_media":6492,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[411],"tags":[],"_links":{"self":[{"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/posts\/6536"}],"collection":[{"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/egonlin.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=6536"}],"version-history":[{"count":0,"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/posts\/6536\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/media\/6492"}],"wp:attachment":[{"href":"https:\/\/egonlin.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=6536"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/egonlin.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=6536"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/egonlin.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=6536"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}