381 lines
12 KiB
Bash
381 lines
12 KiB
Bash
#!/bin/bash
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#############################################################################################
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# 用途: 内核版本升级
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# 作者: 丁辉
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# 编写时间: 2023-12-02
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# 本脚本支持: Centos7/Centos8/Debian10/Debian11/Debian12/Ubuntu* 内核升级
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#############################################################################################
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# 检查服务器网络连接
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function CHECK_NETWORK() {
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PING=$(ping -c 3 www.baidu.com | grep 'icmp_seq' | wc -l)
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if [[ ${PING} -eq 0 ]];then
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SEND_ERROR "未检测到网络,跳过网络安装系统基础依赖"
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else
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CHECK_INSTALL curl
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fi
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}
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function CHECK_INSTALL() {
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# 接收传递给脚本的参数列表
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packages=("$@")
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log_file="/tmp/check_install_log" # 定义日志文件路径
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for pkg in "${packages[@]}"; do
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if command -v yum >/dev/null 2>&1; then
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echo -e "\033[32m正在安装 $pkg,请稍后\033[0m"
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yum install -y "$pkg" >>"$log_file" 2>&1
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if [ $? -ne 0 ]; then
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echo -e "\033[31m安装 $pkg 失败，请查看日志\033[0m"
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tail -n 10 "$log_file" # 输出最后10行日志
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rm -rf $log_file
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exit 1
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fi
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elif command -v apt >/dev/null 2>&1; then
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echo -e "\033[32m正在安装 $pkg,请稍后\033[0m"
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apt-get install -y "$pkg" >>"$log_file" 2>&1
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if [ $? -ne 0 ]; then
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echo -e "\033[31m安装 $pkg 失败，请查看日志\033[0m"
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tail -n 10 "$log_file" # 输出最后10行日志
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rm -rf $log_file
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exit 1
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fi
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else
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echo -e "\033[31m无法识别的系统软件包管理工具\033[0m"
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exit 1
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fi
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done
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}
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# 检测服务器架构
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function IF_CHECK_CORE_ALL(){
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if [ $(arch) = "x86_64" ] || [ $(arch) = "amd64" ]; then
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ARCH_TYPE=amd64
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elif [ $(arch) = "aarch64" ] || [ $(arch) = "arm64" ]; then
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ARCH_TYPE=arm64
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SEND_ERROR "本脚本暂不支持 $(arch) 架构,或许你可以删除本段判断试试哈哈"
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exit 1
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else
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SEND_ERROR "无法识别的系统架构: $(arch)"
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exit 1
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fi
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IF_CHECK_OS
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}
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function IF_OS_ENV(){
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# 判断 OS_TRUE=0,则退出脚本
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if [ ${OS_TRUE} -eq 0 ]; then
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SEND_ERROR "本脚本暂不支持 ${OS} ${OS_VERSION} 系统"
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exit 1
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fi
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}
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# 检测服务器系统及版本
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function IF_CHECK_OS(){
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CHECK_OS
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OS_TRUE=1
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if [ "$OS" = "centos" ]; then
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if [ "$OS_VERSION" -ne 7 ] && [ "$OS_VERSION" -ne 8 ]; then
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OS_TRUE=0
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fi
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IF_OS_ENV
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IF_CHECK_CORE
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elif [ "$OS" = "debian" ]; then
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IF_CHECK_CORE
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elif [ "$OS" = "ubuntu" ]; then
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IF_CHECK_CORE
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else
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SEND_ERROR "无法识别的系统版本"
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exit 1
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fi
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}
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# 检测内核版本
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function IF_CHECK_CORE(){
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CHECK_OS
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if [ ${OS} = "centos" ]; then
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# 判断内核是否低于5,如果低于5则更新内核
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if [ $(uname -r | awk -F '.' '{print $1}') -lt 5 ]; then
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IF_UPDATE_ONLINE
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else
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SEND_INFO "当前内核版本为 $(uname -r),无需更新"
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fi
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elif [ ${OS} = "ubuntu" ]; then
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if [ $(uname -r | awk -F '.' '{print $1}') -lt 6 ]; then
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IF_UPDATE_ONLINE
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else
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SEND_INFO "当前内核版本为 $(uname -r),无需更新"
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fi
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elif [ ${OS} = "debian" ]; then
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if [ ${OS_VERSION} -eq 10 ] || [ ${OS_VERSION} -eq 11 ]; then
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if [ $(uname -r | awk -F '.' '{print $1}') -lt 5 ]; then
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IF_UPDATE_ONLINE
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else
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SEND_INFO "当前内核版本为 $(uname -r),无需更新"
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fi
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elif [ ${OS_VERSION} -eq 12 ]; then
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if [ $(uname -r | awk -F '.' '{print $1}') -lt 6 ]; then
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IF_UPDATE_ONLINE
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else
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SEND_INFO "当前内核版本为 $(uname -r),无需更新"
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fi
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else
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SEND_ERROR "当前 Debian 系统 $(uname -r) 版本暂时不支持内核更新"
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exit 1
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fi
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else
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SEND_ERROR "当前系统暂时不支持内核更新"
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exit 1
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fi
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}
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# 判断在线或离线升级
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function IF_UPDATE_ONLINE(){
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while true; do
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read -p "本脚本支持 在线(o)/离线(l) 升级内核,请选择升级方式 [o(默认)/l]: " UPDATE_TYPE
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case $UPDATE_TYPE in
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o|"")
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UPDATE_TYPE=online
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SEND_INFO "您选择的升级方式为: ${UPDATE_TYPE} 在线升级"
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break
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;;
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l)
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UPDATE_TYPE=local
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SEND_INFO "您选择的升级方式为: ${UPDATE_TYPE} 离线升级"
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break
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;;
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*)
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SEND_ERROR "输入错误,请重新输入"
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;;
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esac
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done
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IF_UPDATE_TYPE
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}
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# 判断升级方式
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function IF_UPDATE_TYPE(){
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if [ ${UPDATE_TYPE} = "online" ]; then
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if [ ${OS} = "centos" ]; then
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if [ ${OS_VERSION} -eq 7 ]; then
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UPDATE_CENTOS_ONLINE_7
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elif [ ${OS_VERSION} -eq 8 ]; then
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UPDATE_CENTOS_ONLINE_8
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fi
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elif [ ${OS} = "debian" ]; then
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UPDATE_DEBIAN_ONLINE
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elif [ ${OS} = "ubuntu" ]; then
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UPDATE_UBUNTU_ONLINE
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fi
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elif [ ${UPDATE_TYPE} = "local" ]; then
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if [ ${OS} = "centos" ]; then
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if [ ${OS_VERSION} -eq 7 ]; then
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UPDATE_CENTOS_LOCAL_7
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elif [ ${OS_VERSION} -eq 8 ]; then
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UPDATE_CENTOS_LOCAL_8
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fi
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elif [ ${OS} = "debian" ]; then
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UPDATE_DEBIAN_LOCAL
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elif [ ${OS} = "ubuntu" ]; then
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UPDATE_UBUNTU_LOCAL
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fi
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fi
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}
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#选择内核版本
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function SELECT_CORE(){
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# 安装内核
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# 查看可提供升级的版本
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SEND_INFO "正在查询当前内核可升级版本"
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CHECK_COMMAND_ECHO yum list available --disablerepo='*' --enablerepo=elrepo-kernel | grep -v Loaded | grep -v Loading | grep -v "*" | grep -v Available
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# 让用户通过输入选择版本
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if [ ${ALL_DEFAULT_YES} = true ]; then
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KERNEL_VERSION=kernel-lt
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SEND_INFO "您选择的内核版本为: ${KERNEL_VERSION}"
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else
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while true; do
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read -p "请输入您想要升级的内核版本[lt(默认)/ml]: " KERNEL_VERSION
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case $KERNEL_VERSION in
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lt|"")
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KERNEL_VERSION=kernel-lt
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SEND_INFO "您选择的内核版本为: ${KERNEL_VERSION}"
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break
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;;
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ml)
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KERNEL_VERSION=kernel-ml
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SEND_INFO "您选择的内核版本为: ${KERNEL_VERSION}"
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break
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;;
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*)
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SEND_ERROR "输入错误,请重新输入"
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;;
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esac
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done
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fi
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}
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# 配置内核启动顺序
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function CORE_SEQUENCE(){
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# 配置系统默认启动内核
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if [ ${ALL_DEFAULT_YES} = true ]; then
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DEFAULT_KERNEL=0
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else
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while true; do
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SEND_INFO "正在获取内核版本序号"
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awk -F \' '$1=="menuentry " {print i++ " : " $2}' /etc/grub2.cfg
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read -p "请选择系终启动默认内核序号(默认0): " DEFAULT_KERNEL
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if [ -z ${DEFAULT_KERNEL} ]; then
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DEFAULT_KERNEL=0
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break
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elif [ ${DEFAULT_KERNEL} -ge 0 ] && [ ${DEFAULT_KERNEL} -le 9 ]; then
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break
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else
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SEND_ERROR "输入错误,请重新输入"
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fi
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done
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fi
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# 设置开机启动
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SEND_INFO "正在设置开机启动,请稍后"
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grub2-set-default ${DEFAULT_KERNEL}
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REBOOT
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}
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function REBOOT(){
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if [ ${ALL_DEFAULT_YES} = true ]; then
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SEND_INFO "正在重启系统,请稍后"
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reboot
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else
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while true; do
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read -p "是否重启系统[y(默认)/n]: " REBOOT
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case $REBOOT in
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y|"")
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SEND_INFO "正在重启系统,请稍后"
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reboot
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break
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;;
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n)
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SEND_INFO "请手动重启系统"
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break
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;;
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*)
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SEND_ERROR "输入错误,请重新输入"
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;;
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esac
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done
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fi
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}
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# 升级 CentOS 内核
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function UPDATE_CENTOS_ONLINE_7(){
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SEND_INFO "正在加载 Kernel 源,请稍后"
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# 载入公钥
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CHECK_COMMAND_NULL rpm --import https://www.elrepo.org/RPM-GPG-KEY-elrepo.org
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# 安装 ELRepo 源
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NULL_TRUE rpm -Uvh https://www.elrepo.org/elrepo-release-7.el7.elrepo.noarch.rpm
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SELECT_CORE
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# 安装内核
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SEND_INFO "正在安装内核,请稍后"
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CHECK_COMMAND_ECHO yum --enablerepo=elrepo-kernel install ${KERNEL_VERSION} -y
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CORE_SEQUENCE
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}
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function UPDATE_CENTOS_LOCAL_7(){
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CHECK_FILES kernel-*.rpm
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SEND_INFO "正在安装本地内核包,请稍后"
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CHECK_COMMAND_ECHO yum localinstall -y kernel-*.rpm
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CORE_SEQUENCE
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}
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function UPDATE_CENTOS_ONLINE_8(){
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SEND_INFO "正在加载 Kernel 源,请稍后"
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# 载入公钥
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CHECK_COMMAND_NULL rpm --import https://www.elrepo.org/RPM-GPG-KEY-elrepo.org
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# 安装 ELRepo 源
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NULL_TRUE rpm -Uvh https://www.elrepo.org/elrepo-release-8.el8.elrepo.noarch.rpm
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SELECT_CORE
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# 安装内核
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SEND_INFO "正在安装内核,请稍后"
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CHECK_COMMAND_ECHO yum --enablerepo=elrepo-kernel install ${KERNEL_VERSION} -y
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CORE_SEQUENCE
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}
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function UPDATE_CENTOS_LOCAL_8(){
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UPDATE_CENTOS_LOCAL_7
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}
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function UPDATE_UBUNTU_ONLINE(){
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SEND_INFO "正在获取内核版本,请稍后"
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VERSION=$(./ubuntu-mainline-kernel.sh -c | grep A | grep -o 'v[0-9]\+\(\.[0-9]\+\)\{2\}')
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SEND_INFO "最新稳定版本为: ${VERSION}"
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SEND_INFO "正在安装内核,请稍后"
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curl -sS https://raw.githubusercontent.com/pimlie/ubuntu-mainline-kernel.sh/master/ubuntu-mainline-kernel.sh | bash -s -- -i ${VERSION}
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CHECK_COMMAND_TRUE "安装成功" "安装失败请查看日志"
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REBOOT
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# # 第二种更新方式
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# sudo apt update
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# apt search linux-image
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# apt-get upgrade linux-image-generic
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}
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function UPDATE_UBUNTU_LOCAL(){
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CHECK_FILES *.deb
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SEND_INFO "正在安装本地内核包,请稍后"
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CHECK_COMMAND_ECHO dpkg --install *.deb
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REBOOT
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}
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function UPDATE_DEBIAN_ONLINE(){
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# apt search linux-image
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CHECK_COMMAND_ECHO echo "deb http://deb.debian.org/debian buster-backports main" > /etc/apt/sources.list.d/backports.list
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CHECK_COMMAND_ECHO apt update
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CHECK_COMMAND_ECHO apt -t buster-backports install linux-image-amd64 -y
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CHECK_COMMAND_TRUE "linux-image 安装成功" "安装失败请查看日志"
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CHECK_COMMAND_ECHO apt -t buster-backports install linux-headers-amd64 -y
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CHECK_COMMAND_TRUE "linux-headers 安装成功" "安装失败请查看日志"
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SEND_INFO "正在更新开机启动顺序,请稍后"
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CHECK_COMMAND_TRUE update-grub
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REBOOT
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}
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function UPDATE_DEBIAN_LOCAL(){
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SEND_ERROR "暂不支持 Debian 离线升级内核,有需求就提个 issue 吧"
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}
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function ALL(){
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CHECK_NETWORK
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# 加载检测脚本
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source <(curl -sS https://gitee.com/offends/Linux/raw/main/File/Shell/Check_command.sh)
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CHECK_PARAMETER $@
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FUNC_PRINT_SYSTEM_INFO
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IF_CHECK_CORE_ALL
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}
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# 检测外部是否传入参数
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function CHECK_PARAMETER(){
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if [ "$#" -eq 0 ] || [ "$#" -eq 1 ]; then
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case $1 in
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ALL_DEFAULT_YES=1)
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ALL_DEFAULT_YES=true
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;;
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*)
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if [ "$#" -eq 1 ]; then
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SEND_ERROR "输入参数错误,请查看帮助文档: https://gitee.com/offends/Linux/blob/main/%E8%84%9A%E6%9C%AC/README.md"
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exit 1
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fi
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ALL_DEFAULT_YES=false
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;;
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esac
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else
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SEND_ERROR "输入参数错误,请查看帮助文档: https://gitee.com/offends/Linux/blob/main/%E8%84%9A%E6%9C%AC/README.md"
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exit 1
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fi
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}
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ALL $@ |