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  • Linux学习 (5) 安装Nginx

      《Windows Azure Platform 系列文章目录

      本文在CentOS 6.10安装Nginx

      1.开始安装Nginx

      (1)安装pcre依赖

    wget https://sourceforge.net/projects/pcre/files/pcre/8.44/pcre-8.44.tar.gz/download

      解压缩

    tar -zxvf pcre-8.44.tar.gz 

      安装

    ./configure && make && make install

      (2)安化妆openssl, zlib, gcc依赖

    yum -y install make zlib tar -zxvf pcre-8.44.tar.gz zlib devel gcc c++ libtool openssl openssl devel

      (3)安装Nginx

    wget http://nginx.org/download/nginx-1.20.0.tar.gz

      解压缩

    tar -zxvf nginx-1.20.0.tar.gz

      安装

    tar -zxvf nginx-1.20.0.tar.gz

      3.进入目录 /usr/local/nginx/sbin/nginx 启动服务

      4.启动Nginx

    cd /usr/local/nginx/sbin
    ./nginx

      5.检查Nginx服务是否启动

    ps -ef|grep nginx

      6.Nginx自动开关机启动

      (1)首先,在linux系统的/etc/init.d/目录下创建nginx文件,使用如下命令:

    vim /etc/init.d/nginx

      (2)在脚本中添加如下命令:

    #!/bin/sh
    #
    # nginx - this script starts and stops the nginx daemon
    #
    # chkconfig:   - 85 15
    # description:  NGINX is an HTTP(S) server, HTTP(S) reverse 
    #               proxy and IMAP/POP3 proxy server
    # processname: nginx
    # config:      /etc/nginx/nginx.conf
    # config:      /etc/sysconfig/nginx
    # pidfile:     /var/run/nginx.pid
    
    # Source function library.
    . /etc/rc.d/init.d/functions
    
    # Source networking configuration.
    . /etc/sysconfig/network
    
    # Check that networking is up.
    [ "$NETWORKING" = "no" ] && exit 0
    
    #Nginx命令路径
    nginx="/usr/local/nginx/sbin/nginx"
    prog=$(basename $nginx)
    #Nginx配置文件路径
    NGINX_CONF_FILE="/usr/local/nginx/conf/nginx.conf"
    
    [ -f /etc/sysconfig/nginx ] && . /etc/sysconfig/nginx
    
    lockfile=/var/lock/subsys/nginx
    
    make_dirs() {
       # make required directories
       user=`$nginx -V 2>&1 | grep "configure arguments:.*--user=" | sed 's/[^*]*--user=([^ ]*).*/1/g' -`
       if [ -n "$user" ]; then
          if [ -z "`grep $user /etc/passwd`" ]; then
             useradd -M -s /bin/nologin $user
          fi
          options=`$nginx -V 2>&1 | grep 'configure arguments:'`
          for opt in $options; do
              if [ `echo $opt | grep '.*-temp-path'` ]; then
                  value=`echo $opt | cut -d "=" -f 2`
                  if [ ! -d "$value" ]; then
                      # echo "creating" $value
                      mkdir -p $value && chown -R $user $value
                  fi
              fi
           done
        fi
    }
    
    start() {
        [ -x $nginx ] || exit 5
        [ -f $NGINX_CONF_FILE ] || exit 6
        make_dirs
        echo -n $"Starting $prog: "
        daemon $nginx -c $NGINX_CONF_FILE
        retval=$?
        echo
        [ $retval -eq 0 ] && touch $lockfile
        return $retval
    }
    
    stop() {
        echo -n $"Stopping $prog: "
        killproc $prog -QUIT
        retval=$?
        echo
        [ $retval -eq 0 ] && rm -f $lockfile
        return $retval
    }
    
    restart() {
        configtest || return $?
        stop
        sleep 1
        start
    }
    
    reload() {
        configtest || return $?
        echo -n $"Reloading $prog: "
        killproc $nginx -HUP
        RETVAL=$?
        echo
    }
    
    force_reload() {
        restart
    }
    
    configtest() {
      $nginx -t -c $NGINX_CONF_FILE
    }
    
    rh_status() {
        status $prog
    }
    
    rh_status_q() {
        rh_status >/dev/null 2>&1
    }
    
    case "$1" in
        start)
            rh_status_q && exit 0
            $1
            ;;
        stop)
            rh_status_q || exit 0
            $1
            ;;
        restart|configtest)
            $1
            ;;
        reload)
            rh_status_q || exit 7
            $1
            ;;
        force-reload)
            force_reload
            ;;
        status)
            rh_status
            ;;
        condrestart|try-restart)
            rh_status_q || exit 0
                ;;
        *)
            echo $"Usage: $0 {start|stop|status|restart|condrestart|try-restart|reload|force-reload|configtest}"
            exit 2
    esac

      (3)保存脚本文件后,设置文件的执行权限

    chmod a+x /etc/init.d/nginx

      (4)通过该脚本对nginx服务进行管理了:

    /etc/init.d/nginx start
    /etc/init.d/nginx stop

      (5)使用chkconfig进行管理

      上面的方法完成了用脚本管理nginx服务的功能,但是还是不太方便,比如要设置nginx开机启动等。这时可以使用chkconfig来设置。

      先将nginx服务加入chkconfig管理列表:

    chkconfig --add /etc/init.d/nginx

      加完这个之后,就可以使用service对nginx进行启动,重启等操作了。

    service nginx start
    service nginx stop

      设置终端模式开机启动

    chkconfig nginx on

      (6)查看Nginx安装成功

      

      7.安装完成Nginx后,启动Nginx,出现错误

    /usr/local/nginx/sbin/nginx: error while loading shared libraries: libpcre.so.1: cannot open shared object file: No such file or directory
    “libpcre.so.1 文件找不到”

      解决方法:

      (1)先查找这个文件

    [root@test1 ~]# find / -name "libpcre.so.1"
    /lib64/libpcre.so.1
    /data/pcre-8.44/.libs/libpcre.so.1

      (2)将此目录放到/etc/ld.so.conf 下即可:

    [root@test1 ~]# echo "/data/pcre-8.44/.libs" >>/etc/ld.so.conf
    [root@test1 ~]# ldconfig  (让修改生效)

      (3)启动Nginx,成功

    [root@LeiCentOS610 lib]# service nginx start
    Starting nginx:                                            [  OK  ]
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  • 原文地址:https://www.cnblogs.com/threestone/p/14811428.html
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