47 lines
1.6 KiB
Python
47 lines
1.6 KiB
Python
from django.db import transaction
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from .models import *
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from .selectors import *
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from .tasks import *
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@transaction.atomic
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def create_wireguard_vpn(owner, public_key, network_mask):
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pool = get_suitable_pools(network_mask)[0]
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count = pool.wireguardvpn_set.count()
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# Try re-using previously used networks first
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try:
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free_lease = WireGuardVPNFreeLeases.objects.get(vpnpool=pool)
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vpn = WireGuardVPN.objects.create(owner=owner,
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vpnpool=pool,
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pool_index=free_lease.pool_index,
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wireguard_public_key=public_key)
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free_lease.delete()
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except WireGuardVPNFreeLeases.DoesNotExist:
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# First object
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if count == 0:
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vpn = WireGuardVPN.objects.create(owner=owner,
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vpnpool=pool,
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pool_index=0,
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wireguard_public_key=public_key)
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else: # Select last network and try +1 it
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last_net = WireGuardVPN.objects.filter(vpnpool=pool).order_by('pool_index').last()
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next_index = last_net.pool_index + 1
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if next_index <= pool.max_pool_index:
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vpn = WireGuardVPN.objects.create(owner=owner,
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vpnpool=pool,
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pool_index=next_index,
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wireguard_public_key=public_key)
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configure_wireguard_server(pool)
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return vpn
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