{"id":105,"date":"2022-05-06T14:23:22","date_gmt":"2022-05-06T06:23:22","guid":{"rendered":"https:\/\/frogvps.com\/?p=105"},"modified":"2022-05-06T14:25:10","modified_gmt":"2022-05-06T06:25:10","slug":"keepalived%e9%82%ae%e4%bb%b6%e9%80%9a%e7%9f%a5%e8%84%9a%e6%9c%ac%e9%85%8d%e7%bd%ae","status":"publish","type":"post","link":"https:\/\/frogvps.com\/?p=105","title":{"rendered":"KeepAlived\u90ae\u4ef6\u901a\u77e5\u811a\u672c\u914d\u7f6e"},"content":{"rendered":"\n

\u5f53keepalived\u7684\u72b6\u6001\u53d8\u5316\u65f6\uff0c\u53ef\u4ee5\u81ea\u52a8\u89e6\u53d1\u811a\u672c\u7684\u6267\u884c\uff0c\u6bd4\u5982\uff1a\u53d1\u90ae\u4ef6\u901a\u77e5\u7528\u6237\u9ed8\u8ba4\u4ee5\u7528\u6237keepalived_script\u8eab\u4efd\u6267\u884c\u811a\u672c\uff0c\u5982\u679c\u6b64\u7528\u6237\u4e0d\u5b58\u5728\uff0c\u4ee5root\u6267\u884c\u811a\u672c\u3002 \u53ef\u4ee5\u7528\u4e0b\u9762\u6307\u4ee4\u6307\u5b9a\u811a\u672c\u6267\u884c\u7528\u6237\u7684\u8eab\u4efd<\/p>\n\n\n\n

global_defs {
......
script_user <USER>
......
}<\/code><\/pre>\n\n\n\n
\u901a\u77e5\u811a\u672c\u7c7b\u578b<\/h2>\n\n\n\n
\u5f53\u524d\u8282\u70b9\u6210\u4e3a\u4e3b\u8282\u70b9\u65f6\u89e6\u53d1\u7684\u811a\u672c<\/p>\n\n\n\n
notify_master <STRING>|<QUOTED-STRING><\/code><\/pre>\n\n\n\n
\u5f53\u524d\u8282\u70b9\u8f6c\u4e3a\u5907\u8282\u70b9\u65f6\u89e6\u53d1\u7684\u811a\u672c<\/p>\n\n\n\n
notify_backup <STRING>|<QUOTED-STRING><\/code><\/pre>\n\n\n\n
\u5f53\u524d\u8282\u70b9\u8f6c\u4e3a\u201c\u5931\u8d25\u201d\u72b6\u6001\u65f6\u89e6\u53d1\u7684\u811a\u672c<\/p>\n\n\n\n
notify_fault <STRING>|<QUOTED-STRING><\/code><\/pre>\n\n\n\n
\u901a\u7528\u683c\u5f0f\u7684\u901a\u77e5\u89e6\u53d1\u673a\u5236\uff0c\u4e00\u4e2a\u811a\u672c\u53ef\u5b8c\u6210\u4ee5\u4e0a\u4e09\u79cd\u72b6\u6001\u7684\u8f6c\u6362\u65f6\u7684\u901a\u77e5<\/p>\n\n\n\n
notify <STRING>|<QUOTED-STRING><\/code><\/pre>\n\n\n\n
\u5f53\u505c\u6b62VRRP\u65f6\u89e6\u53d1\u7684\u811a\u672c<\/p>\n\n\n\n
notify_stop <STRING>|<QUOTED-STRING><\/code><\/pre>\n\n\n\n
\u811a\u672c\u7684\u8c03\u7528\u65b9\u6cd5<\/h2>\n\n\n\n
\u5728 vrrp_instance VI_1 \u8bed\u53e5\u5757\u7684\u672b\u5c3e\u52a0\u4e0b\u9762\u884c<\/p>\n\n\n\n
notify_master \"\/etc\/keepalived\/notify.sh master\"
notify_backup \"\/etc\/keepalived\/notify.sh backup\"
notify_fault \"\/etc\/keepalived\/notify.sh fault\"<\/code><\/pre>\n\n\n\n
\u521b\u5efa\u901a\u77e5\u811a\u672c<\/h2>\n\n\n\n
vim \/etc\/keepalived\/notify.sh<\/code><\/pre>\n\n\n\n
#!\/bin\/bash
contact=\"\u8fd9\u91cc\u586b\u5199\u90ae\u7bb1\"
\u200b
notify() {
mailsubject=\"$(hostname) to be $1, vip floating\"
mailbody=\"$(date +'%F %T'): vrrp transition, $(hostname) changed to be $1\"
echo \"$mailbody\" | mail -s \"$mailsubject\" $contact
}
\u200b
case $1 in 
master)
  notify master
  ;;
backup)
  notify backup
  ;;
fault)
  notify fault
  ;;
*)
  echo \"Usage:$(basename $0) {master|backup|fault}\"
  exit 1
  ;;
esac<\/code><\/pre>\n\n\n\n
Linux\u5982\u4f55\u81ea\u5efa\u90ae\u5c40\u53ef\u4ee5\u770b\u8fd9\u7bc7\u6587\u7ae0<\/strong><\/p>\n\n\n\n
\n
VPS\u5982\u4f55\u642d\u5efasmtp\u90ae\u4ef6\u670d\u52a1<\/a><\/blockquote>