void RouteUpdateLogger::stateUpdated(const StateDelta& delta) {
for (const auto& rtDelta : delta.getRouteTablesDelta()) {
DeltaFunctions::forEachChanged(
rtDelta.getRoutesV4Delta(),
&handleChangedRoute<folly::IPAddressV4>,
&handleAddedRoute<folly::IPAddressV4>,
&handleRemovedRoute<folly::IPAddressV4>,
prefixTracker_,
routeLoggerV4_);
DeltaFunctions::forEachChanged(
rtDelta.getRoutesV6Delta(),
&handleChangedRoute<folly::IPAddressV6>,
&handleAddedRoute<folly::IPAddressV6>,
&handleRemovedRoute<folly::IPAddressV6>,
prefixTracker_,
routeLoggerV6_);
}
}
void NexthopToRouteCount::stateChanged(const StateDelta& delta) {
for (auto const& rtDelta : delta.getRouteTablesDelta()) {
// Do add/changed first so we don't remove next hops due to decrements
// in ref count via removed routes, only to add them back again if these
// next hops show up in added/changed routes
if (rtDelta.getNew()) {
RouterID id = rtDelta.getNew()->getID();
forEachChanged(
rtDelta.getRoutesV4Delta(),
&NexthopToRouteCount::processChangedRoute<RouteV4>,
&NexthopToRouteCount::processAddedRoute<RouteV4>,
[&](NexthopToRouteCount *, RouterID, const shared_ptr<RouteV4>&) {},
this,
id);
forEachChanged(
rtDelta.getRoutesV6Delta(),
&NexthopToRouteCount::processChangedRoute<RouteV6>,
&NexthopToRouteCount::processAddedRoute<RouteV6>,
[&](NexthopToRouteCount *, RouterID, const shared_ptr<RouteV6>&) {},
this,
id);
}
// Process removed routes
if (rtDelta.getOld()) {
RouterID id = rtDelta.getOld()->getID();
forEachRemoved(
rtDelta.getRoutesV4Delta(),
&NexthopToRouteCount::processRemovedRoute<RouteV4>,
this,
id);
forEachRemoved(
rtDelta.getRoutesV6Delta(),
&NexthopToRouteCount::processRemovedRoute<RouteV6>,
this,
id);
}
}
}
