001_自定义过滤及添加文件内容脚本(nginx)

一、工作中遇到sed添加及修改在nginx末尾添加太麻烦了

需求:随意查找添加一条以前不存在的内容加到"}"前一行

实现:

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#!/usr/bin/env python # coding=utf-8 import sys,os from optparse import OptionParser   parse = OptionParser() parse.add_option("-c", "--context", help="add one line contexts",default="xxxhtxxxtps_status") parse.add_option("-f", "--file", help="modify file",default="/006_eleallproject/002_surveypro/001_nginxdevops/002_camel-agent-deploy/camel-agent-deploy2.0/nginx.conf")   (options, args) = parse.parse_args() content = options.context file = os.path.realpath(options.file) #content="x$https_status" #file='/006_eleallproject/002_surveypro/001_nginxdevops/002_camel-agent-deploy/camel-agent-deploy2.0/nginx.conf' print options     _list_content=[] m = 0 count = 0 #获取"}"的位置 try:     fh = open(file, 'rb')     for n in fh.readlines():         m += 1         if (n.find('}') >= 0):             global count             count = m             _list_content.append(n)         else:             _list_content.append(n) finally:     fh.close()     #在"}"位置前添加内容 n = 0 ngconf = open(file, 'rb') for s in ngconf.readlines():     n += 1     if s.find('}') >= 0 and n >= count-1:         #在以前的列表中有任何可以找到的内容都不会添加         result = any([str(line.strip()).find(content) >=0  for line in  _list_content])         if not result:             _list_content.insert(count-1, content+"\n") ngconf.close()     #写入文件 end_nginx_f = open(file, 'wb') end_nginx_f.writelines(_list_content) end_nginx_f.close()