服务器时间同步

[root@bogon hwh-ansible]# cat time-sync.sh  #!/bin/bash

# NTP 服务器信息 NTP_SERVER="192.168.42.12" PASSWORD="123456"

# 多个 IP 地址 HOSTS=("192.168.42.8" "192.168.42.9" "192.168.42.10" "192.168.42.11" "192.168.42.12" "192.168.42.13" "192.168.42.14" "192.168.42.15" "192.168.42.16" "192.168.42.17" "192.168.42.18" "192.168.42.20" "192.168.42.21" "192.168.42.22" "192.168.42.23" "192.168.42.58" "192.168.42.59" "192.168.42.60" "192.168.42.48" "192.168.42.49" "192.168.42.50" "192.168.42.51" "192.168.42.52" "192.168.42.53" "192.168.42.54" "192.168.42.55" "192.168.42.57" "192.168.42.57")

# 红色和正常颜色的ANSI转义码 RED="\033[31m" NC="\033[0m"  # 用于重置颜色

# 循环处理每个 IP 地址 for HOST in "${HOSTS[@]}" do   # 执行 SSH 命令并提取关键信息   OUTPUT=$(sshpass -p "$PASSWORD" ssh -o StrictHostKeyChecking=no root@$HOST "ntpdate $NTP_SERVER" 2>/dev/null)

  # 提取时间偏移信息   OFFSET=$(echo "$OUTPUT" | awk '/adjust time server/ {print $9, $10}' | cut -d ' ' -f 1)

  # 判断偏移量是否大于等于 2，并显示红色   if (( $(echo "$OFFSET >= 2" | bc -l) )); then     # 输出红色     echo -e "${RED}$HOST    $NTP_SERVER    $OFFSET${NC}"   else     # 正常输出     echo "$HOST    $NTP_SERVER    $OFFSET"   fi done