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284
File/Shell/Check_command.sh
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284
File/Shell/Check_command.sh
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#!/bin/bash
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#############################################################################################
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# 用途: 提供一些常用的函数,拱其他脚本调用
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# 作者: 丁辉
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# 编写时间: 2023-11-27
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#############################################################################################
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# 加载检测脚本
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# source <(curl -sS https://gitee.com/offends/Shell/raw/main/Check_command.sh)
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# 定义颜色
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RED='\033[0;31m'
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NC='\033[0m'
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GREEN='\033[32m'
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YELLOW='\033[33m'
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# 定义时间格式
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TIME="+%Y-%m-%d %H:%M:%S"
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# 定义函数 send_info
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function SEND_INFO() {
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info=$1
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echo -e "${GREEN}$(date "$TIME") INFO: $info${NC}"
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}
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# 定义函数 send_warn
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function SEND_WARN() {
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warn=$1
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echo -e "${YELLOW}$(date "$TIME") WARN: $warn${NC}"
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}
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# 定义函数 send_error
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function SEND_ERROR() {
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error=$1
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echo -e "${RED}$(date "$TIME") ERROR: $error${NC}"
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}
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# print输出绿色字体
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function GREEN_PRINTF() {
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info=$1
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printf "${GREEN}$(date "$TIME") INFO: $info${NC}\n"
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}
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# 打印系统信息
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function FUNC_PRINT_SYSTEM_INFO() {
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# 获取系统信息
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CENTOS_VERSION=$(cat /etc/os-release | grep PRETTY_NAME= | awk -F '"' '{print $2}')
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KERNEL_VERSION=$(uname -a | awk '{print $3}')
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CPU_MODEl=$(cat /proc/cpuinfo | grep 'model name' | head -1 | awk -F ':' '{print $2}' | sed 's#^[ \t]*##g')
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CPU_CORE=$(grep -c "processor" /proc/cpuinfo)
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MEMORY_SIZE=$(free -h | awk '/Mem/ {print $2}')
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# 打印系统信息
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SEND_INFO "欢迎使用阿辉的脚本"
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SEND_INFO "当前系统信息如下: "
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SEND_INFO "=========================================================="
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SEND_INFO "服务器架构: $(arch)"
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SEND_INFO "系统版本: ${CENTOS_VERSION}"
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SEND_INFO "内核版本: ${KERNEL_VERSION}"
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SEND_INFO "内存大小: ${MEMORY_SIZE}"
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SEND_INFO "处理器核数: ${CPU_CORE}"
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SEND_INFO "处理器型号: ${CPU_MODEl}"
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SEND_INFO "=========================================================="
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}
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# 检查服务器系统版本
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function CHECK_OS() {
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FWQ_NAME=$(cat /etc/os-release | grep '^NAME' | awk -F '"' '{print $2}')
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if [[ $FWQ_NAME == "CentOS Linux" ]] || [[ $FWQ_NAME == "CentOS Stream" ]];then
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OS=centos
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OS_VERSION=$(cat /etc/os-release | grep -oP 'VERSION_ID="\K[^"]+' | cut -d '.' -f 1)
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elif [[ $FWQ_NAME == "Debian GNU/Linux" ]];then
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OS=debian
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OS_VERSION=$(cat /etc/issue | awk -F ' ' '{print $3}')
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elif [[ $FWQ_NAME == "Ubuntu" ]];then
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OS=ubuntu
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OS_VERSION=$(cat /etc/os-release | grep VERSION_ID= | grep -oE '[0-9]+\.[0-9]+' | cut -d'.' -f1)
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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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# 判断服务器架构
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function CHECK_CPU() {
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if [ $(arch) = "x86_64" ] || [ $(arch) = "amd64" ]; then
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ARCH_TYPE_1=x86_64
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ARCH_TYPE_2=amd64
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elif [ $(arch) = "aarch64" ] || [ $(arch) = "arm64" ]; then
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ARCH_TYPE_1=aarch64
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ARCH_TYPE_2=arm64
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elif [ $(arch) = "i386" ]; then
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ARCH_TYPE=x86_64
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ARCH_TYPE_2=amd64
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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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}
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# 启动内核更新脚本
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function CHECK_CORE(){
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# 询问是否需要升级内核
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read -p "是否需要升级内核 [Y/n]" is_core
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case $is_core in
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[yY][eE][sS]|[yY])
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curl -sLO https://gitee.com/offends/Offends/raw/main/Shell/Core.sh
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chmod +x Core.sh
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./Core.sh $@
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;;
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[nN][oO]|[nN])
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SEND_INFO "跳过内核更新"
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;;
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"")
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SEND_ERROR "值不能为空,请重新输入"
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;;
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*)
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SEND_ERROR "输入错误,请重新输入"
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CHECK_CORE
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;;
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esac
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}
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# 检查服务器网络连接
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function CHECK_NETWORK() {
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SEND_INFO "正在检查网络连接"
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PING=$(ping -c 3 www.baidu.com | grep 'icmp_seq' | wc -l)
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if [[ ${PING} -eq 0 ]];then
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SEND_ERROR "网络连接失败，请检查网络连接"
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exit 1
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fi
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}
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# 检测文件是否存在
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function CHECK_FILE(){
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if [ ! -f "$@" ]; then
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SEND_ERROR "$@ 文件不存在"
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exit 1
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fi
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}
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# 检测文件是否存在(多文件情况)
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function CHECK_FILES(){
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shopt -s nullglob
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for file in "$@"; do
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if [ ! -f "$file" ]; then
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SEND_ERROR "$file 文件不存在"
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exit 1
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fi
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done
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}
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# 检测目录是否存在,不存在则创建
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function CHECK_DIR(){
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if [ ! -d "$@" ]; then
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mkdir -p "$@" > /dev/null 2>&1 || true
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fi
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}
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# 检测固定位置的二进制文件是否存在
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function CHECK_BIN(){
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if [ ! -f "$@" ]; then
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INSTALL_BIN=false
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fi
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}
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# 检测命令是否执行正确,正确则输出$1,错误则输出$2并退出脚本
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function CHECK_COMMAND_TRUE() {
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if [ $? -eq 0 ]; then
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SEND_INFO "$1"
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else
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SEND_ERROR "$2"
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exit 1
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fi
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}
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# 判断用户是否存在,不存在则创建
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function CHECK_USER(){
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if ! id -u "$@" >/dev/null 2>&1; then
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useradd -m -s /bin/bash --no-user-group "$@" > /dev/null 2>&1 || true
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fi
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}
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# 判断用户组是否存在,不存在则创建
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function CHECK_GROUP(){
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if ! grep -q "$@" /etc/group; then
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groupadd "$@" > /dev/null 2>&1 || true
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fi
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}
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# 用户加入组
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function ADD_USER_GROUP(){
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CHECK_USER "$1"
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CHECK_GROUP "$2"
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if ! id -nG "$1" | grep -qw "$2"; then
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SEND_INFO "正在将用户 $1 加入用户组 $2"
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usermod -aG "$2" "$1" > /dev/null 2>&1 || true
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fi
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id "$1" || true
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}
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# 定义输出为空,并且失败不会退出脚本
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function NULL_TRUE(){
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eval "$*" > /dev/null 2>&1 || true
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}
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# 失败不会退出脚本,输出命令执行结果
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function NULL_TRUE_ECHO(){
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eval "$*" || true
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}
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# 检测命令是否执行成功,不输出命令执行结果
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function CHECK_COMMAND_NULL() {
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# 执行传入的命令
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eval "$*" > /dev/null 2>&1
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# 检查命令执行状态
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if [ $? -ne 0 ]; then
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SEND_ERROR "执行失败, 退出脚本, 请检查命令是否正确: $*"
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exit 1
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fi
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}
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# 检测命令是否执行成功,输出命令执行结果
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function CHECK_COMMAND_ECHO() {
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# 执行传入的命令
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eval "$*"
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# 检查命令执行状态
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if [ $? -ne 0 ]; then
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SEND_ERROR "执行失败, 退出脚本, 请检查命令是否正确: $*"
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exit 1
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fi
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}
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# 网络安装软件
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function CHECK_INSTALL() {
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# 接收传递给脚本的参数列表
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packages=("$@")
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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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SEND_INFO "正在安装 $pkg,请稍后"
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yum install -y "$pkg" >>"$log_file" 2>&1
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if [ $? -ne 0 ]; then
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SEND_ERROR "安装 $pkg 失败，请查看日志"
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tail -n 10 "$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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SEND_INFO "正在安装 $pkg,请稍后"
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apt-get install -y "$pkg" >>"$log_file" 2>&1
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if [ $? -ne 0 ]; then
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SEND_ERROR "安装 $pkg 失败，请查看日志"
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tail -n 10 "$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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SEND_ERROR "无法识别的系统软件包管理工具"
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exit 1
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fi
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done
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}
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# 检测某个systemd服务是否存在
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function CHECK_SYSTEMD(){
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if ! command -v $@ >/dev/null 2>&1; then
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SEND_ERROR "错误,请检查 $@ 是否安装"
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exit 1
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else
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SEND_INFO "$@ 服务已安装"
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if ! systemctl status $@ >/dev/null 2>&1; then
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SEND_WARN "$@ 服务未启动,正在启动 $@ 服务"
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if ! systemctl start $@ >/dev/null 2>&1; then
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SEND_ERROR "$@ 服务启动失败,请检查 $@ 服务"
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exit 1
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fi
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fi
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fi
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}
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