15. Writing automatic script deployment web, reverse Proxy, NFS service

I. Automatic deployment of Web, reverse proxy, weighted polling:

1. Scripting automatically deploys the reverse proxy,Web,nfs.

#!/bin/bash

#author/dengsiyuan

function Nginx_check () # Configure nginx

{

Ngx_status= ' PS aux|grep-v grep|grep-c nginx ' # take The number of processes running Nginx process

If [-f/etc/nginx/nginx.conf];then # Determine if there is a formal file nginx.conf to determine if nginx installation

Echo ' Nginx has been installed '

Else

Yum clean all;

Yum install epel-release-y && yum install nginx-y; # Install epel and nginx

Echo ' Nginx successfully installed '

Fi

Systemctl Stop Firewalld; # Turn off the firewall

If [$ngx _status-lt 2];then #nginx Runtime has a child process with a parent process, the number of processes is 2

Echo ' Nginx is not running '

Systemctl start Nginx.service;

Else

Echo ' Nginx is running '

Fi

Systemctl enable Nginx.service; # boot up nginx

}

function rewrite_nginx_conf () # config nginx.conf file

{

Code1= ' upstream Yuan {\n\t\t serve 192.168.58.131:80 weight=3; \n\t\t serve 192.168.58.132:80; \n\t\t serve 192.168.58.13 4:80; }‘

Sed-ri "/^http/a\ \ t $code 1"/etc/nginx/nginx.conf;

Sed-ri "/^ *location \ \{$/a\ \ t proxy_pass http://yuan\;"/etc/nginx/nginx.conf;

Systemctl Reload nginx.service;# Reload configuration file

}

function Nfs_web () # Configure NFS Server

{

If [-d/var/lib/nfs];then # determine if NFS is installed

Echo ' Rpcbind nfs-untils has been installed '

Exit

Else

Yum clean all;

Yum install rpcbind.service-y; # Install the nfs,rpcbind Package

Yum install nfs-untils-y;

Echo ' rpcbind NFS successfully installed '

Fi

if [!-d/share];then # to determine if a shared directory exists

Mkdir-p/share; # Build a shared directory

Chmod-r O+x/share; # give the client Execute permission, can read and write on the client

Echo '/share 192.168.58.0/24 (rw,sync,fisd=0) ' >/etc/exports; # Configure exports files

Fi

Systemctl start Rpcbind.service;  && systemctl start nfs-utils; # start rpcbind in turn,NFS

Systemctl enable Rpcbind.service; && Systemctl enable nfs-utils;

Gshare= ' showmount-e '; # See if the share was successful

Back= ' echo $? '

If [$back-eq 0];then

Echo ' Nfs_web is successful,the share dirctory are OK now '

Exit

Else

echo ' Share failed '

Fi

}

function nfs_client () # Client Installation Rpcbind, NFS

{

if [-d/var/lib/nfs];then

Echo ' Rpcbind nfs-untils has been installed '

Exit

Else

Yum clean all;

Yum install rpcbind.service-y;

Yum install nfs-untils-y;

Echo ' rpcbind NFS successfully installed '

Fi

Systemctl start Rpcbind.service; && systemctl start nfs-utils;

Systemctl enable Rpcbind.service; && Systemctl enable nfs-utils;

Showmount-e 192.168.58.134; # See if the server shared the directory successfully

Return= ' echo $? '

If [$return-eq 0];then

Mount 192.168.58.134:/share/usr/share/nginx/html;# to mount the shared directory on the client

Else

' Mount failed '

Exit

Fi

}

15. Writing automatic script deployment web, reverse Proxy, NFS service