检测集群

#!/bin/bash

# 检测keepalived集群
check_keepalived() {
  # 获取keepalived节点的VIP信息
  echo -n "$(hostname) "
  for conf in $(find /etc/keepalived/ -name "*.conf"); do
    vip=$(awk '/^virtual_ipaddress/{getline; print}' $conf | tr -d ' ' | tr -d '\t')
    if ip addr | grep -q $vip; then
      echo "Master"
    else
      echo "Backup"
    fi
  done
}

# 检测pcs集群
check_pcs_cluster() {
  # 获取当前节点上运行的pcs集群资源名称和主机名
  echo -n "$(hostname) "
  pcs status >/dev/null 2>&1
  if [ $? -eq 0 ]; then
    resource_groups=$(pcs status | awk '/^ +Resource Group:/{group=$4; getline; print group}' ORS=' ')
    if [ -z "$resource_groups" ]; then
      echo "NULL"
    else
      echo "$resource_groups"
    fi
  else
    echo "NULL"
  fi
}

# 执行检测操作
check_keepalived
check_pcs_cluster