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[client] Ignore irrelevant route changes to tracked network monitor routes (#3796)

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This commit is contained in:
Viktor Liu
2025-05-09 14:01:21 +02:00
committed by GitHub
parent cad2fe1f39
commit d5b52e86b6
6 changed files with 464 additions and 29 deletions
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11
client/internal/routemanager/systemops/systemops_windows.go
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@ -33,8 +33,7 @@ type RouteUpdateType int
type RouteUpdate struct {
Type RouteUpdateType
Destination netip.Prefix
NextHop netip.Addr
Interface *net.Interface
NextHop Nexthop
}
// RouteMonitor provides a way to monitor changes in the routing table.
@ -231,15 +230,15 @@ func (rm *RouteMonitor) parseUpdate(row *MIB_IPFORWARD_ROW2, notificationType MI
intf, err := net.InterfaceByIndex(idx)
if err != nil {
log.Warnf("failed to get interface name for index %d: %v", idx, err)
update.Interface = &net.Interface{
update.NextHop.Intf = &net.Interface{
Index: idx,
}
} else {
update.Interface = intf
update.NextHop.Intf = intf
}
}
log.Tracef("Received route update with destination %v, next hop %v, interface %v", row.DestinationPrefix, row.NextHop, update.Interface)
log.Tracef("Received route update with destination %v, next hop %v, interface %v", row.DestinationPrefix, row.NextHop, update.NextHop.Intf)
dest := parseIPPrefix(row.DestinationPrefix, idx)
if !dest.Addr().IsValid() {
return RouteUpdate{}, fmt.Errorf("invalid destination: %v", row)
@ -262,7 +261,7 @@ func (rm *RouteMonitor) parseUpdate(row *MIB_IPFORWARD_ROW2, notificationType MI
update.Type = updateType
update.Destination = dest
update.NextHop = nexthop
update.NextHop.IP = nexthop
return update, nil
}