#!/usr/bin/python3 # -*- coding: utf-8 -*- # Author:Mine DOGAN import fileinput import re from base.plugin.abstract_plugin import AbstractPlugin class DeleteNetwork(AbstractPlugin): def __init__(self, task, context): super(DeleteNetwork, self).__init__() self.task = task self.context = context self.logger = self.get_logger() self.message_code = self.get_message_code() self.nic_file = '/etc/network/interfaces' self.type = self.task['type'] self.name = self.task['name'] self.is_active = self.task['is_active'] if self.type == 'STATIC': self.ip = self.task['ip'] self.netmask = self.task['netmask'] self.gateway = self.task['gateway'] self.content = '' self.logger.debug('Parameters were initialized.') def handle_task(self): try: counter = 0 for line in fileinput.input(self.nic_file, inplace=True): line = str(line).strip(" ") # to remove multiple spaces line = re.sub(' +', ' ', line) if not counter: if self.type == 'static': if self.is_active is True: self.content = 'auto {0}\n'.format(self.name) else: self.content = '#auto {0}\n'.format(self.name) if line.startswith(self.content): counter = 4 else: print(str(line).strip()) elif self.type == 'dhcp': if self.is_active is True: self.content = 'auto {0}\n'.format(self.name) else: self.content = '#auto {0}\n'.format(self.name) if line.startswith(self.content): counter = 1 else: print(str(line).strip()) # if not line.startswith(self.content): # print(str(line).strip()) elif self.type == 'loopback': if self.is_active is True: self.content = 'auto {0}\n'.format(self.name) else: self.content = 'auto {0}\n'.format(self.name) if line.startswith(self.content): counter = 1 else: print(str(line).strip()) else: counter -= 1 self.logger.info('NETWORK-MANAGER - DELETE_NETWORK task is handled successfully.') self.context.create_response(code=self.message_code.TASK_PROCESSED.value, message='Ağ arayüzü başarıyla silindi.') except Exception as e: self.logger.error( 'A problem occured while handling NETWORK-MANAGER task: {0}'.format(str(e))) self.context.create_response(code=self.message_code.TASK_ERROR.value, message='NETWORK-MANAGER görevi uygulanırken bir hata oluştu.') def handle_task(task, context): network = DeleteNetwork(task, context) network.handle_task()