xuanxi 发表于 2018-11-14 09:53:08

nginx编译安装脚本

  #!/bin/bash
  #__Author__:Allen_Jol at 2018-03-21 13:52:13
  #Description: install nginx-1.12.2 for centos 6.x
  CPU_CORE=`grep processor /proc/cpuinfo | wc -l`
  DIR="/usr/local/src"
  PCRE_VERSION="pcre-8.39"
  PCRE_DOWN_URL="https://ftp.pcre.org/pub/pcre/${PCRE_VERSION}.tar.gz"
  NGX_CACHE_PURGE_VERSION="ngx_cache_purge-2.3"
  NGX_CACHE_PURGE_DOWN_URL="http://labs.frickle.com/files/${NGX_CACHE_PURGE_VERSION}.tar.gz"
  NGINX_VERSION="nginx-1.12.2"
  NGINX_DOWN_URL="http://nginx.org/download/${NGINX_VERSION}.tar.gz"
  function check_root(){
  if [ $UID -ne 0 ];then
  echo -e "\e[1;35mMust be root to excute this script.\e[0m"
  exit 1
  fi
  }
  check_root
  function create_user(){
  gflag=`cat/etc/group|awk -F':''{print$1}'| grepwww`
  [[ $gflag != "" ]]&& echo -e "\e[1;35mgroup 'www' already exists\e[0m"|| groupadd www
  uflag=`cat/etc/passwd|awk -F':''{print$1}'| grepwww`
  [[ $uflag != ""]] && echo -e "\e[1;35muser 'www' already exists\e[0m" || useradd -r www -g www -s /sbin/nologin
  }
  create_user
  function install_required_packages(){
  NETTEST=`ping -c 1 www.baidu.com >>/dev/null`
  if [ $? -eq 0 ];then
  echo -e "Install required packages,please wait...\t Or you can press \e\e[0m to exit."
  yum -y install make gcc gcc-c++ wget lrzsz zlib zlib-devel openssl openssl-devel curl curl-devel ncurses ncurses-devel >>/dev/null
  else
  echo -e "\e[1;35mnetwork is error,please check first.\e[0m"
  exit 1
  fi
  }
  install_required_packages
  function check_dir(){
  [ -f "/usr/local/nginx" ] && echo "There have nginx dir,scripts have been locked.make sure you don't install nginx first." && exit 1
  }
  check_dir
  function pcre_download(){
  if [ -f "${DIR}/pcre-8.39.tar.gz" ];then
  echo "${PCRE_VERSION}.tar.gz exits."
  sleep 1
  else
  cd ${DIR} && wget -c ${PCRE_DOWN_URL}
  fi
  }
  pcre_download
  function ngx_cache_purge_down(){
  if [ -f "${DIR}/${NGX_CACHE_PURGE_VERSION}.tar.gz" ];then
  echo "${NGX_CACHE_PURGE_VERSION}.tar.gz have exits,please clean it first." && exit 1
  else
  echo "Download ${NGX_CACHE_PURGE_VERSION}.tar.gz now!"
  cd ${DIR} && wget -c ${NGX_CACHE_PURGE_DOWN_URL}
  fi
  }
  ngx_cache_purge_down
  function nginx_download(){
  if [ -f "${DIR}/${NGINX_VERSION}.tar.gz" ];then
  echo "nginx packages is exists,clean your nginx package first."
  exit 1
  else
  echo -e "\e[1;34mDownload ${NGINX_VERSION} now,please wait...\e[0m"
  cd ${DIR} && wget -c ${NGINX_DOWN_URL} && tar -zxf "${NGX_CACHE_PURGE_VERSION}.tar.gz"
  fi
  }
  nginx_download
  function pcre_install(){
  cd ${DIR} && tar -zxf ${PCRE_VERSION}.tar.gz
  cd ${PCRE_VERSION}/ && ./configure >>/dev/null && make -j ${CPU_CORE} >>/dev/null && make install >>/dev/null
  [ $? -ne 0 ] && echo "编译pcre包出错,请检查!" && exit 1
  }
  pcre_install
  function nginx_install(){
  echo -e "\e[1;34mInstall nginx now,please wait for a moments...\e[0m"
  cd ${DIR} && tar -zxf ${NGINX_VERSION}.tar.gz
  cd ${NGINX_VERSION}/
  ./configure--prefix=/usr/local/nginx --with-http_stub_status_module --with-http_ssl_module --with-http_gzip_static_module --with-pcre=/usr/local/src/pcre-8.39 --add-module=/usr/local/src/ngx_cache_purge-2.3 >>/dev/null
  make -j ${CPU_CORE} >>/dev/null && make install >>/dev/null
  }
  nginx_install
  function nginx_start(){
  echo "Enter to exit,Enter to start nginx."
  read -p "Please enter your choice: " choice
  case $choice in
  q|Q)
  echo "Exit after 5 seconds." && sleep 5
  exit 1
  ;;
  s|S)
  echo "Start nginx now." && sleep 3 && /usr/local/nginx/sbin/nginx
  ;;
  esac
  }
  nginx_start
  function check_nginx_status(){
  netstat -tunlp | grep nginx
  if [ $? -eq 0 ];then
  echo -e "\e[1;34mnginx start successfully and nginx version is:\e[0m"
  /usr/local/nginx/sbin/nginx -v
  else
  echo -e "\e[1;35mnginx startfailed ,please check\e[0m"
  exit 1
  fi
  }
  check_nginx_status

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