安装nginx脚本rocky/ubuntu

安装nignx脚本

#!/bin/bash
#
#******************************************************************************
#Author:            dange
#QQ:                XXXXXXXXX
#Date:              2025-04-25
#FileName:          install_nginx.sh
#Description:       Ubuntu 22.04/24.04 & Rocky 8/9 & openEuler24系列
#Copyright (C):     2025 All rights reserved
#******************************************************************************
SRC_DIR=/data/server
NGINX_URL=http://nginx.org/download/
NGINX_FILE=nginx-1.26.3
TAR=.tar.gz
NGINX_INSTALL_DIR=/data/server/nginx
CPUS=$(nproc)

# 颜色脚本，通用
color () {
    RES_COL=60
    MOVE_TO_COL="echo -en \\033[${RES_COL}G"
    SETCOLOR_SUCCESS="echo -en \\033[1;32m"
    SETCOLOR_FAILURE="echo -en \\033[1;31m"
    SETCOLOR_WARNING="echo -en \\033[1;33m"
    SETCOLOR_NORMAL="echo -en \E[0m"
    echo -n "$1" && $MOVE_TO_COL
    echo -n "["
    if [ $2 = "success" -o $2 = "0" ] ;then
        ${SETCOLOR_SUCCESS}
        echo -n $"  OK  "    
    elif [ $2 = "failure" -o $2 = "1"  ] ;then 
        ${SETCOLOR_FAILURE}
        echo -n $"FAILED"
    else
        ${SETCOLOR_WARNING}
        echo -n $"WARNING"
    fi
    ${SETCOLOR_NORMAL}
    echo -n "]"
    echo 
}

# 查看属于Rocky、Ubuntu、openEuler系列
os_type () {
   awk -F'[ "]' '/^NAME/{print $2}' /etc/os-release
}

# Linux版本信息
os_version () {
   awk -F'"' '/^VERSION_ID/{print $2}' /etc/os-release
}

check () {
    # 检查文件夹是否存在
    [ -d ${SRC_DIR} ] || { mkdir /data/codes /data/server /data/softs -p; }

    # 检查是否存在nginx执行文件
    [ -e ${NGINX_INSTALL_DIR} ] && { color "nginx 已安装,请卸载后再安装" 1; exit; }
    cd  ${SRC_DIR}
    if [  -e ${NGINX_FILE}${TAR} ];then
        color "相关文件已准备好" 0
    else
        color '开始下载 nginx 源码包' 0
        wget ${NGINX_URL}${NGINX_FILE}${TAR}  > /dev/null 2>&1
        [ $? -ne 0 ] && { color "下载 ${NGINX_FILE}${TAR}文件失败" 1; exit; } 
    fi
} 

install () {
    color "开始安装 nginx" 0


    # 创建用户
    if id nginx  &> /dev/null;then
        color "nginx 用户已存在" 1 
    else
        useradd -s /sbin/nologin -r nginx
        color "创建 nginx 用户" 0 
    fi

    # 临时关闭setenforce，防止启动不起来nginx,报错
    if [[ $(os_type) == "CentOS" || $(os_type) == "Rocky" || $(os_type) == "openEuler" ]] ;then
        if [[ $(getenforce) == "Enforcing" ]];then
            setenforce 0
            color "SELinux 已临时关闭" 0
        fi
    fi

    # 安装需要依赖的软件包
    color "开始安装 nginx 依赖包" 0
    if [[ $(os_type) == "Rocky" || $(os_type) == "openEuler"  ]] ;then
        yum -y -q install gcc make gcc-c++ glibc glibc-devel pcre pcre-devel openssl openssl-devel systemd-devel zlib-devel > /dev/null 2>&1
        yum -y -q install libxml2 libxml2-devel libxslt libxslt-devel php-gd gd-devel > /dev/null 2>&1
    elif [ $(os_type) == "Ubuntu" ] ;then
        apt update > /dev/null 2>&1
        apt -y install build-essential gcc g++ libc6 libc6-dev libpcre3 libpcre3-dev libssl-dev libsystemd-dev zlib1g-dev > /dev/null 2>&1
        apt -y install libxml2 libxml2-dev libxslt1-dev php-gd libgd-dev geoip-database libgeoip-dev > /dev/null 2>&1
    else
        apt update > /dev/null 2>&1
        apt -y install make gcc libpcre3 libpcre3-dev openssl libssl-dev zlib1g-dev > /dev/null 2>&1
    fi


    color "开始安装 nginx 配置" 0
    cd $SRC_DIR
    # 解压缩
    tar xf ${NGINX_FILE}${TAR}
    cd ${NGINX_FILE}
    ./configure --prefix=${NGINX_INSTALL_DIR} --user=nginx --group=nginx --with-http_ssl_module --with-http_v2_module --with-http_realip_module --with-http_stub_status_module --with-http_gzip_static_module --with-pcre --with-stream --with-stream_ssl_module --with-stream_realip_module >/dev/null 2>&1
    
    # 多线程编译
    color "开始安装 nginx 多线程编译" 0
    make -j $CPUS  > /dev/null 2>&1 && make install > /dev/null 2>&1
    
    [ $? -eq 0 ] && color "nginx 编译安装成功" 0 ||  { color "nginx 编译安装失败,退出!" 1 ;exit; }

    # 定制环境变量
    echo "PATH=${NGINX_INSTALL_DIR}/sbin:${PATH}" > /etc/profile.d/nginx.sh
    source /etc/profile.d/nginx.sh

    # 修改目录属主属组并查看
    chown -R nginx:nginx /data/server/nginx/

    # 创建软链接
    ln -sv /data/server/nginx/sbin/nginx /usr/sbin/nginx  >/dev/null 2>&1

    # 生成pid
    mkdir -p ${NGINX_INSTALL_DIR}/run
    # touch ${NGINX_INSTALL_DIR}/run/nginx.pid
    # 修改配置文件设置pid路径
    sed -i.bak '/pid/a pid /data/server/nginx/run/nginx.pid;' /data/server/nginx/conf/nginx.conf

    # 创建日志文件夹
    # mkdir ${NGINX_INSTALL_DIR}/logs/

    color "定制nginx服务管理" 0
    cat > /usr/lib/systemd/system/nginx.service <<EOF
[Unit]
Description=nginx - high performance web server
Documentation=http://nginx.org/en/docs/
After=network.target remote-fs.target nss-lookup.target
Wants=network-online.target

[Service]
Type=forking
PIDFile=${NGINX_INSTALL_DIR}/run/nginx.pid
ExecStart=${NGINX_INSTALL_DIR}/sbin/nginx -c ${NGINX_INSTALL_DIR}/conf/nginx.conf
ExecReload=/bin/kill -s HUP $MAINPID
ExecStop=/bin/kill -s TERM $MAINPID
LimitNOFILE=100000

[Install]
WantedBy=multi-user.target
EOF
    systemctl daemon-reload
    systemctl enable --now nginx &> /dev/null 
    systemctl is-active nginx &> /dev/null ||  { color "nginx 启动失败,退出!" 1 ; exit; }
    color "nginx 安装完成" 0
}

check
install

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