#!/bin/bash

#############################################################################################
# 用途: 本脚本用于大包内核离线升级包
# 作者: 丁辉
# 编写时间: 2023-12-03
# 更新时间: 2024-05-20
#############################################################################################

# 加载检测脚本
source <(curl -sS https://gitee.com/offends/Linux/raw/main/File/Shell/Check_command.sh)

# Centos内核文件: https://elrepo.org/linux/kernel/
# Ubuntu内核文件: https://kernel.ubuntu.com/mainline/ 国内: https://mirrors.edge.kernel.org/pub/linux/kernel/

# 存放Cenots8内核RPM文件包数组
Centos8_RPM=(
    "https://elrepo.org/linux/kernel/el8/x86_64/RPMS/kernel-lt-5.4.262-1.el8.elrepo.x86_64.rpm"
    "https://elrepo.org/linux/kernel/el8/x86_64/RPMS/kernel-lt-modules-5.4.262-1.el8.elrepo.x86_64.rpm"
    "https://elrepo.org/linux/kernel/el8/x86_64/RPMS/kernel-lt-core-5.4.262-1.el8.elrepo.x86_64.rpm"
)

Centos7_RPM=(
    "https://elrepo.org/linux/kernel/el7/x86_64/RPMS/kernel-lt-5.4.262-1.el7.elrepo.x86_64.rpm"
)

function CURL_UBUNTU_DEB(){
    CHECK_CPU
    SEND_INFO "正在下载内核DEB文件包,请稍后"
    VERSION=$(curl -s https://kernel.ubuntu.com/mainline/ | awk -F 'href="' '{print $2}' | awk -F '/"' '{print $1}' | sort -V | grep -v rc | grep -v Name | tail -n 1)
    FILES=$(curl -s https://kernel.ubuntu.com/mainline/v6.6.4/amd64/ | grep deb | awk -F 'href="' '{print $2}' | awk -F '.deb' '{print $1".deb"}' | grep -v linux-headers)
    URL="https://kernel.ubuntu.com/mainline/$VERSION/$ARCH_TYPE_2"
    for i in ${FILES[@]}
    do
        curl -sO $URL/$i
    done
    VERSION="Ubuntu"
    SEND_INFO "开始打包: $VERSION 离线内核升级包"
    CHECK_COMMAND_ECHO rm -rf linux-headers-*
    curl -sO https://gitee.com/offends/Linux/raw/main/File/Shell/Check_command.sh
    sed -i.bak 's/source <(curl -sS https:\/\/gitee.com\/offends\/Linux\/raw\/main\/File\/Shell\/Check_command.sh)/source .\/Check_command.sh/g' Core.sh
    CHECK_COMMAND_ECHO tar -zcvf $VERSION\_Core.tar.gz *.deb Check_command.sh Core.sh
    SEND_INFO "正在清理临时文件"
    CHECK_COMMAND_ECHO rm -rf *.deb && mv Core.sh.bak Core.sh
}

function CHECK_CENTOS_FILE(){
    SEND_INFO "开始打包: $VERSION 离线内核升级包"
    curl -sO https://gitee.com/offends/Linux/raw/main/File/Shell/Check_command.sh
    sed -i.bak 's/source <(curl -sS https:\/\/gitee.com\/offends\/Linux\/raw\/main\/File\/Shell\/Check_command.sh)/source .\/Check_command.sh/g' Core.sh
    CHECK_COMMAND_ECHO tar -zcvf $VERSION\_Core.tar.gz *.rpm Check_command.sh Core.sh
    SEND_INFO "正在清理临时文件"
    CHECK_COMMAND_ECHO rm -rf *.rpm && mv Core.sh.bak Core.sh
}

# 判断用户传入的参数为哪个系统
function CHECK_USER_READ(){
    case $1 in
        Centos7)
            SEND_INFO "正在下载内核RPM文件包,请稍后"
            for i in ${Centos7_RPM[@]}
            do
                curl -sO $i
                VERSION="CentOS7"
            done
            CHECK_CENTOS_FILE
        ;;
        Centos8)
            SEND_INFO "正在下载内核RPM文件包,请稍后"
            for i in ${Centos8_RPM[@]}
            do
                curl -sO $i
                VERSION="CentOS8"
            done
            CHECK_CENTOS_FILE
        ;;
        Ubuntu)
            CURL_UBUNTU_DEB
        ;;
        --help | -h)
            echo "Usage: script_name [OPTIONS] [ARGUMENTS]"
            echo ""
            echo "Description:"
            echo "  Offends"
            echo ""
            echo "Options:"
            echo "  -h, --help               显示此帮助信息"
            echo "  Centos7                  打包Centos7内核离线包"
            echo "  Centos8                  打包Centos8内核离线包"
            echo "  Ubuntu                  打包Centos8内核离线包"
            echo ""
            echo "Examples:"
            echo "  示例 1: ./Build_Core_Tar.sh Centos7"
            exit 0
        ;;
        *)
            SEND_ERROR "参数错误,请使用 --help,-h 查看支持版本"
        ;;
    esac
}

function ALL(){
    CHECK_NETWORK
    CHECK_USER_READ $@
}

ALL $@