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""" This class helps to handle multi-home physical loops (two ports). """
from typing import Optional
from kytos.core.common import EntityStatus
from kytos.core.interface import Interface
class ProxyPort:
"""This class helps to handle multi-home physical loops (two ports).
source interface is where the loop starts
destination interface is where the loop ends
evc_ids are which evc ids this proxy port is being used by
"""
def __init__(self, source: Interface):
self.source = source
self.evc_ids: set[str] = set()
@property
def destination(self) -> Optional[Interface]:
"""Destination interface of the loop."""
if (
"looped" not in self.source.metadata
or "port_numbers" not in self.source.metadata["looped"]
or not self.source.metadata["looped"]["port_numbers"]
or len(self.source.metadata["looped"]["port_numbers"]) < 2
):
return None
destination = self.source.switch.get_interface_by_port_no(
self.source.metadata["looped"]["port_numbers"][1]
)
if not destination:
return destination
def status(self) -> EntityStatus:
"""ProxyPort status."""
self.source.status == EntityStatus.UP
and self.destination
and self.destination.status == EntityStatus.UP
return EntityStatus.UP
return EntityStatus.DOWN
def __repr__(self) -> str:
"""Repr method."""
return f"ProxyPort({self.source}, {self.destination}, {self.status})"
kytos-ng /
telemetry_int
