mirror of
https://github.com/peeringdb/peeringdb.git
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ba6f9b6432
* use new peeringdb client (1.0.0) for pdb_load_data sync (#599) * drop django-mobi for lack of py3/dj2 support (#492) remove django-forms-bootstrap for lack of py3/dj2 support (#492) * black formatted * django2.2 and py3 upgrade (#492) * drop ixlans (#21) ui and api changes * drop local_asn (#168) * org search (#193) * phone number validation (#50) * implement help text tooltips (#228) * Mark own ASN as transit-free (#394) * py3 fix for `pdb_migrate_ixlans` command when writing migration report * pdb_migrate_ixlans: properly handle py3 Runtime error if ixlan dict changes during iteration * set rest DEFAULT_SCHEMA_CLASS to coreapi to fix swagger apidocs fix migration 0027 missing from facsimile manifest * fix swagger doc strings * fix tests that were broken from api doc fixes * fix UniqueFieldValidator for netixlan ipaddress validation that broke during django/drf upgrade * fix org merge tool layout issues * travis config * update pipfile and lock * black formatting * update travis dist * beta mode banner (#411) * add beta banner template (#411) * automatically scheduled sync may not always be on, add a flag that lets us reflect that state in the beta banner message clean up beta banner implementation (#411) * add tests for beta banner (#411)
111 lines
3.7 KiB
Python
111 lines
3.7 KiB
Python
import ipaddress
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from django.core.management.base import BaseCommand
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from django.core.exceptions import ValidationError
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import reversion
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from peeringdb_server.models import IXLanPrefix, NetworkIXLan
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from peeringdb_server.inet import renumber_ipaddress
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class Command(BaseCommand):
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help = "Renumber addresses, by providing the first three octects of a current ip4 address and the first three octets to change to."
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def add_arguments(self, parser):
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parser.add_argument(
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"--commit",
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action="store_true",
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help="commit changes, otherwise run in pretend mode",
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)
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parser.add_argument(
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"--ixlan",
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default=0,
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help="ixlan id, if set only renumber matches in this specific ixlan",
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)
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parser.add_argument("ix", nargs="?", type=int)
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parser.add_argument("old", nargs="?", type=str)
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parser.add_argument("new", nargs="?", type=str)
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def log(self, msg):
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if not self.commit:
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self.stdout.write("[pretend] {}".format(msg))
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else:
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self.stdout.write(msg)
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@reversion.create_revision()
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def renumber_lans(self, old, new):
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"""
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Renumber prefix and netixlan's that fall into that prefix
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"""
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old_prefix = ipaddress.ip_network(old)
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new_prefix = ipaddress.ip_network(new)
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if old_prefix.version != new_prefix.version:
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self.log(
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"[error] {}".format(
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"New prefix needs to be of same " "protocol as old prefix"
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)
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)
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prefixes = IXLanPrefix.objects.filter(
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prefix=old, ixlan__ix_id=self.ix, status="ok"
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)
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netixlans = NetworkIXLan.objects.filter(ixlan__ix_id=self.ix, status="ok")
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if self.ixlan:
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self.log("Only replacing in ixlan {}".format(self.ixlan.descriptive_name))
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prefixes = prefixes.filter(ixlan=ixlan)
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netixlans = netixlans.filter(ixlan=ixlan)
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for prefix in prefixes:
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self.log("Renumbering {} -> {}".format(prefix.descriptive_name, new_prefix))
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prefix.prefix = new_prefix
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prefix.full_clean()
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if self.commit:
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prefix.save()
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for netixlan in netixlans:
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old_addr = netixlan.ipaddr(old_prefix.version)
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try:
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new_addr = renumber_ipaddress(old_addr, old_prefix, new_prefix)
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except Exception as exc:
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self.log("[error] {}: {}".format(old_addr, exc))
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continue
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self.log(
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"Renumbering {} -> {}".format(
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netixlan.descriptive_name_ipv(new_addr.version), new_addr
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)
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)
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if new_addr.version == 4:
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netixlan.ipaddr4 = new_addr
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else:
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netixlan.ipaddr6 = new_addr
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try:
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netixlan.full_clean()
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except ValidationError as exc:
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if not self.commit and str(exc).find("outside of prefix") > -1:
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continue
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else:
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self.log("[error] could not renumber {}: {}".format(old_addr, exc))
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continue
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except Exception as exc:
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self.log("[error] could not renumber {}: {}".format(old_addr, exc))
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continue
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if self.commit:
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netixlan.save()
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def handle(self, *args, **options):
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self.commit = options.get("commit", False)
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self.ixlan = int(options.get("ixlan", 0))
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self.ix = int(options.get("ix", 0))
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old = "{}".format(options.get("old"))
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new = "{}".format(options.get("new"))
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self.renumber_lans(old, new)
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