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57 lines
2.1 KiB
57 lines
2.1 KiB
from typing import Optional
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from django.core.exceptions import MultipleObjectsReturned
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from abonapp.models import Abon
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from devapp.models import Device, Port
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def dhcp_commit(client_ip: str, client_mac: str,
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switch_mac: str, switch_port: int) -> Optional[str]:
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try:
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dev = Device.objects.get(mac_addr=switch_mac)
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mngr_class = dev.get_manager_klass()
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if mngr_class.get_is_use_device_port():
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abon = Abon.objects.get(dev_port__device=dev,
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dev_port__num=switch_port,
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device=dev, is_active=True)
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else:
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abon = Abon.objects.get(device=dev, is_active=True)
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if not abon.is_dynamic_ip:
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return 'User settings is not dynamic'
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if client_ip == abon.ip_address:
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return 'Ip has already attached'
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abon.attach_ip_addr(client_ip, strict=False)
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if abon.is_access():
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r = abon.nas_sync_self()
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return r if r else None
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else:
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return 'User %s is not access to service' % abon.username
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except Abon.DoesNotExist:
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return "User with device with mac '%s' does not exist" % switch_mac
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except Device.DoesNotExist:
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return 'Device with mac %s not found' % switch_mac
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except Port.DoesNotExist:
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return 'Port %(switch_port)d on device with mac %(switch_mac)s does not exist' % {
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'switch_port': int(switch_port),
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'switch_mac': switch_mac
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}
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except MultipleObjectsReturned as e:
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return 'MultipleObjectsReturned:' + ' '.join(
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(type(e), e, str(switch_port))
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)
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def dhcp_expiry(client_ip: str) -> Optional[str]:
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abon = Abon.objects.filter(
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ip_address=client_ip, is_active=True
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).exclude(current_tariff=None).first()
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if abon is None:
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return "Subscriber with ip %s does not exist" % client_ip
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else:
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is_freed = abon.free_ip_addr()
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if is_freed:
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abon.nas_sync_self()
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def dhcp_release(client_ip: str) -> Optional[str]:
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return dhcp_expiry(client_ip)
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