145 lines
6.9 KiB
Python
145 lines
6.9 KiB
Python
#!/usr/bin/python3
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# -*- coding: utf-8 -*-
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# Author: Volkan Şahin <volkansah.in> <bm.volkansahin@gmail.com>
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from base.Scope import Scope
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from base.messaging.MessageSender import MessageSender
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from uuid import getnode as get_mac
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import json, uuid, netifaces, socket, datetime
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class Registration():
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def __init__(self):
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scope = Scope().getInstance()
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self.conf_manager = scope.getConfigurationManager()
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self.logger=scope.getLogger()
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self.message_manager=scope.getMessageManager()
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self.event_manager = scope.getEventManager()
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self.event_manager.register_event('confirm_registration',self.confirm_registration)
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if self.conf_manager.has_section('REGISTRATION'):
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if self.conf_manager.get('REGISTRATION', 'registered')=='false':
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self.re_register()
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else:
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self.logger.debug('[Registration] Ahenk already registered')
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else:
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self.register(True)
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def registration_request(self):
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self.logger.debug('[Registration] Requesting registration')
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message_sender=MessageSender(self.message_manager.registration_msg(),None)
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message_sender.connect_to_server()
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def ldap_registration_request(self):
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self.logger.debug('[Registration] Requesting LDAP registration')
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message_sender=MessageSender(self.message_manager.ldap_registration_msg(),None)
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message_sender.connect_to_server()
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def confirm_registration(self,reg_reply):
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self.logger.debug('[Registration] Reading registration reply')
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j = json.loads(reg_reply)
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self.logger.debug('[Registration]'+j['message'])
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status =str(j['status']).lower()
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dn=str(j['agentDn']).lower()
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self.logger.debug('[Registration] Registration status: '+str(status))
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if str(status)=='registered' or str(status)=='registered_without_ldap':
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self.logger.debug('dn:'+dn)
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self.update_conf_file(dn)
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elif str(status)=='registration_error':
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self.logger.info('[Registration] Registration is failed. New registration request will send')
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self.re_register()
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self.registration_request()
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elif str(status)=='already_exists':
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self.update_conf_file(dn)
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self.logger.info('[Registration] Ahenk already registered')
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def update_conf_file(self,dn=None):
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self.logger.debug('[Registration] Registration configuration is updating...')
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if self.conf_manager.has_section('CONNECTION') and self.conf_manager.get('REGISTRATION', 'from') is not None:
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self.conf_manager.set('CONNECTION', 'uid',self.conf_manager.get('REGISTRATION', 'from'))
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self.conf_manager.set('CONNECTION', 'password',self.conf_manager.get('REGISTRATION', 'password'))
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self.conf_manager.set('REGISTRATION', 'dn',dn)
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self.conf_manager.set('REGISTRATION', 'registered','true')
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with open('/etc/ahenk/ahenk.conf', 'w') as configfile:
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self.conf_manager.write(configfile)
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self.logger.debug('[Registration] Registration configuration file is updated')
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def is_registered(self):
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if self.conf_manager.has_section('REGISTRATION') and (self.conf_manager.get('REGISTRATION', 'registered')=='true'):
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self.logger.debug('registered')
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return True
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else:
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self.logger.debug('not registered')
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return False
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def is_ldap_registered(self):
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if self.is_registered() and self.conf_manager.get('REGISTRATION', 'dn')!='' and self.conf_manager.get('REGISTRATION', 'dn') is not None:
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return True
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else:
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return False
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def register(self,uuid_depend_mac):
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if self.conf_manager.has_section('REGISTRATION'):
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self.logger.info('[Registration] Registration section is already created')
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else:
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self.logger.debug('[Registration] Creating Registration section')
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self.conf_manager.add_section('REGISTRATION')
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self.conf_manager.set('REGISTRATION', 'from',str(self.generate_uuid(uuid_depend_mac)))
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self.conf_manager.set('REGISTRATION', 'macAddresses',str(':'.join(("%012X" % get_mac())[i:i+2] for i in range(0, 12, 2))))
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self.conf_manager.set('REGISTRATION', 'ipAddresses',str(self.get_ipAddresses()))
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self.conf_manager.set('REGISTRATION', 'hostname',str(socket.gethostname()))
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self.conf_manager.set('REGISTRATION', 'timestamp',str(datetime.datetime.now().strftime("%d-%m-%Y %I:%M")))
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self.conf_manager.set('REGISTRATION', 'password',str(self.generate_password()))
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self.conf_manager.set('REGISTRATION', 'dn','')
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self.conf_manager.set('REGISTRATION', 'registered','false')
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#TODO self.conf_manager.configurationFilePath attribute error ? READ olacak
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self.logger.debug('[Registration] Parameters were set up, section will write to configuration file')
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with open('/etc/ahenk/ahenk.conf', 'w') as configfile:
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self.conf_manager.write(configfile)
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self.logger.debug('[Registration] REGISTRATION section wrote to configuration file successfully')
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def unregister(self):
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self.logger.debug('[Registration] Ahenk is unregistering...')
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if self.conf_manager.has_section('REGISTRATION'):
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#TODO open this block if you want to be aware about unregistration
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#message_sender=MessageSender(self.message_manager.unregister_msg(),None)
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#message_sender.connect_to_server()
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self.conf_manager.remove_section('REGISTRATION')
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self.conf_manager.set('CONNECTION', 'uid','')
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self.conf_manager.set('CONNECTION', 'password','')
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with open('/etc/ahenk/ahenk.conf', 'w') as configfile:
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self.conf_manager.write(configfile)
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self.logger.debug('[Registration] Ahenk is unregistered')
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def re_register(self):
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self.logger.debug('[Registration] Reregistrating...')
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self.unregister()
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self.register(False)
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def generate_uuid(self,depend_mac=True):
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if depend_mac is False:
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self.logger.debug('[Registration] uuid creating randomly')
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return uuid.uuid4() # make a random UUID
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else:
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self.logger.debug('[Registration] uuid creating according to mac address')
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return uuid.uuid3(uuid.NAMESPACE_DNS, str(get_mac()))# make a UUID using an MD5 hash of a namespace UUID and a mac address
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def generate_password(self):
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return uuid.uuid4()
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def get_ipAddresses(self):
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self.logger.debug('[Registration] looking for network interfaces')
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ip_address=""
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for interface in netifaces.interfaces():
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if(str(interface) != "lo"):
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ip_address+=str(netifaces.ifaddresses(interface)[netifaces.AF_INET])
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self.logger.debug('[Registration] returning ip addresses from every interfaces')
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return ip_address
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