shell脚本安装apache服务

使用shell脚本安装apache
安装httpd步骤：
创建一个系统用户
下载依赖包
下载软件Apr、Apr-util、httpd软件包、并解压
编译apr、Apr-util、httpd
设置环境变量、头文件、man文档
设置开机自启

#!/bin/bash

# 关闭防火墙和SElinux
systemctl disable --now firewalld
sed -i 's/SELINUX=enforcing/SELINUX=disabled/' /etc/selinux/config 
setenforce 0
echo -e "\033[1;32m 防火墙和SElinux已关闭 \033[0m"

# 定义变量
httpd_version=2.4.54
install_dir=/usr/local/apache

# 创建用户
id apache &> /dev/null
if [ $? -ne 0 ];then
    useradd -r -M -s /sbin/nologin apache
    echo "创建apache用户"
else
    echo "用户apache已存在"
fi 

# 下载依赖包
yum -yq install boost-devel --allowerasing openssl-devel pcre-devel expat-devel libtool make gcc gcc-c++ wget

# 下载软件包
if [ ! -d apr-1.7.0 ] && [ ! -d httpd-${httpd_version} ];then
    cd /usr/src
   # wget https://downloads.apache.org/apr/apr-1.7.0.tar.gz
   # wget https://downloads.apache.org/apr/apr-util-1.6.1.tar.gz
   # wget https://downloads.apache.org/httpd/httpd-${httpd_version}.tar.gz
fi


# 下载并解压Apr包
cd /usr/src
if [ ! -d /usr/src/apr-1.7.0 ];then
    tar xf apr-1.7.0.tar.gz
    sed -i '/$RM "$cfgfile"/d' apr-1.7.0/configure
    echo "Apr包已解压"
else
    echo "apr-1.7.0目录已存在"
fi

# 下载并 解压apr-util包
if [ ! -d /usr/src/apr-util-1.6.1 ];then
    tar xf apr-util-1.6.1.tar.gz
    echo "apr-util包已解压"
else
    echo "apr-util-1.6.1目录已存在"
fi

# 下载并解压httpd包
if [ ! -d /usr/src/httpd-${httpd_version} ];then
    tar xf httpd-${httpd_version}.tar.gz
    echo "httpd包已解压"
else
    echo "httpd-${httpd_version}目录已存在"
fi

# 编译Apr
cd /usr/src/apr-1.7.0
if [ ! -d /usr/local/apr ];then
    ./configure --prefix=/usr/local/apr && \
    make && make install 
else
    echo "apr目录已存在"
fi

# 编译apr-util
cd ../apr-util-1.6.1
if [ ! -d /usr/local/apr-util ];then 
    ./configure --prefix=/usr/local/apr-util --with-apr=/usr/local/apr && \
    make && make install 
else 
    echo "apr-util目录已存在"
fi

# 编译httpd
cd ../httpd-${httpd_version}
if [ ! -d $install_dir ];then
    ./configure --prefix=$install_dir \
         --enable-so \
         --enable-ssl \
         --enable-cgi \
         --enable-rewrite \
         --with-zlib \
         --with-pcre \
         --with-apr=/usr/local/apr \
         --with-apr-util=/usr/local/apr-util/ \
         --enable-modules=most \
         --enable-mpms-shared=all \
         --with-mpm=prefork && \
    make && make install
else
    echo "apache目录已存在"
fi

if [ ! -f etc/profile.d/apache.sh ] && [ ! -h /usr/include/apache];then
    # 设置环境变量
    echo "export PATH=$install_dir/bin:\$PATH" > /etc/profile.d/apache.sh
    # 设置头文件
    ln -s $install_dir/include /usr/include/apache
    # 设置man文档
    echo "MANDATORY_MANPATH        $install_dir/man" >> /etc/man_db.conf
fi

# 配置service文件
if [ ! -f /usr/lib/systemd/system/httpd.service ];then
cat > /usr/lib/systemd/system/httpd.service << EOF
[Unit]
Description=httpd server daemon
After=network.target sshd-keygen.target

[Service]
Type=forking
ExecStart=$install_dir/bin/apachectl start
ExecStop=$install_dir/bin/apachectl stop
ExecReload=/bin/kill -HUP \$MAINPID

[Install]
WantedBy=multi-user.target
EOF
fi

# 刷新程序
systemctl daemon-reload

# 启动、并开机自启
systemctl enable --now httpd
echo -e "\e[1;32m apache已开机自启动 \e[0m"
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