mirror of
https://github.com/spiritLHLS/one-click-installation-script.git
synced 2024-11-16 12:02:19 +08:00
133 lines
4.9 KiB
Bash
133 lines
4.9 KiB
Bash
#!/bin/bash
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#by spiritlhl
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#from https://github.com/spiritLHLS/one-click-installation-script
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#version: 2022.12.18
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red(){ echo -e "\033[31m\033[01m$1$2\033[0m"; }
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green(){ echo -e "\033[32m\033[01m$1$2\033[0m"; }
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yellow(){ echo -e "\033[33m\033[01m$1$2\033[0m"; }
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reading(){ read -rp "$(green "$1")" "$2"; }
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head() {
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ver="2022.12.18"
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changeLog="一键修复本机系统时间"
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clear
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echo "#######################################################################"
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echo "# ${YELLOW}一键修复本机系统时间脚本${PLAIN} #"
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echo "# 版本：$ver #"
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echo "# 更新日志：$changeLog #"
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echo "# ${GREEN}作者${PLAIN}: spiritlhl #"
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echo "# ${GREEN}作仓库${PLAIN}: https://github.com/spiritLHLS/one-click-installation-script #"
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echo "#######################################################################"
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echo "支持系统：Ubuntu 18+，Debian 8+，centos 7+，Fedora，Almalinux 8.5+"
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echo "检测修复本机系统时间，对应时区时间，如果相差超过300秒的合理范围则校准时间"
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# Display prompt asking whether to proceed with checking and changing
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reading "Do you want to proceed with checking and changing? [y/n] " confirm
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echo ""
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# Check user's input and exit if they do not want to proceed
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if [ "$confirm" != "y" ]; then
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exit 0
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fi
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}
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check_os() {
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# 检测系统类型
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if [ -f /etc/lsb-release ]; then
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# Ubuntu/Debian/Almalinux
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OS="Ubuntu/Debian/Almalinux"
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elif [ -f /etc/redhat-release ]; then
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# CentOS/Fedora
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OS="CentOS/Fedora"
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else
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# 未知系统
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OS="Unknown"
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fi
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}
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main(){
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# 获取当前时区信息
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TIMEZONE=$(date +%z)
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# 获取当前时间和网络时间
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CURRENT_TIME=$(date -u +%s)
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NETWORK_TIME=$(wget -qSO- --max-redirect=0 google.com 2>&1 | grep Date: | cut -d' ' -f5-8)
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NETWORK_TIME_SECONDS=$(TZ=":UTC" date -d "$NETWORK_TIME" +%s)
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# 计算时间差
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DIFF=$(($NETWORK_TIME_SECONDS-$CURRENT_TIME))
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# 根据时区信息增加或减少时间差的允许范围
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ALLOWED_DIFF=$((300 + "${TIMEZONE:0:3}" * 3600 + "${TIMEZONE:3:2}" * 60))
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# 判断时间差是否在允许范围内
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if [ "$DIFF" -lt "$ALLOWED_DIFF" ] && [ "$DIFF" -gt "-$ALLOWED_DIFF" ]; then
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# 在允许范围内，时间准确
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green "Time on $OS system is accurate."
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echo "Current time: $(date)"
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exit 0
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else
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# 不在允许范围内，时间不准确，调整时间
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yellow "Time on $OS system is NOT accurate. Adjusting system time to accurate time."
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if [ "$OS" == "Ubuntu/Debian/Almalinux" ]; then
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# Ubuntu/Debian/Almalinux 系统使用 ntpdate 命令
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if [ ! -x "$(command -v ntpdate)" ]; then
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# ntpdate 命令不存在，安装 ntpdate
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sudo apt-get update
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sudo apt-get install ntpdate -y
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fi
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sudo ntpdate -u time.nist.gov || sudo ntpdate pool.ntp.org || sudo ntpdate cn.pool.ntp.org
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elif [ "$OS" == "CentOS/Fedora" ]; then
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# CentOS/Fedora 系统使用 ntpdate 命令
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if [ ! -x "$(command -v ntpdate)" ]; then
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# ntpdate 命令不存在，安装 ntpdate
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sudo yum update
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sudo yum install ntpdate -y
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fi
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sudo ntpdate time.nist.gov || sudo ntpdate pool.ntp.org || sudo ntpdate cn.pool.ntp.org
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else
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# 未知系统
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red "Unable to adjust system time on unknown system."
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fi
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fi
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}
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check_again(){
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# 获取当前时间和网络时间
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CURRENT_TIME=$(date -u +%s)
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NETWORK_TIME=$(wget -qSO- --max-redirect=0 google.com 2>&1 | grep Date: | cut -d' ' -f5-8)
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NETWORK_TIME_SECONDS=$(TZ=":UTC" date -d "$NETWORK_TIME" +%s)
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# 获取当前时区信息
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TIMEZONE=$(date +%z)
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# 获取网络时间对应的时区信息
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NETWORK_TZ=$(echo "$NETWORK_TIME" | awk '{print $5}')
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# 计算时区差，单位是秒
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TZ_DIFF=$((($(TZ=":$NETWORK_TZ" date -d "now" +%s)-$(TZ=":$TIMEZONE" date -d "now" +%s))/3600*3600))
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# 计算时间差
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DIFF=$(($NETWORK_TIME_SECONDS-$CURRENT_TIME-$TZ_DIFF))
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# 根据时区信息增加或减少时间差的允许范围
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ALLOWED_DIFF=$((300 + "${TIMEZONE:0:3}" * 3600 + "${TIMEZONE:3:2}" * 60))
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# 判断时间差是否在允许范围内
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if [ "$DIFF" -lt "$ALLOWED_DIFF" ] && [ "$DIFF" -gt "-$ALLOWED_DIFF" ]; then
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# 在允许范围内，时间准确
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green "Time on $OS system is accurate."
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echo "Current time: $(date)"
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else
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# 不在允许范围内，时间不准确
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red "Time on $OS system is NOT accurate. Please check your system time and time zone settings again!"
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fi
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}
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head
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check_os
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main
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sleep 1
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check_again
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