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package netlink
import (
"fmt"
"net"
)
// Scope is an enum representing a route scope.
type Scope uint8
type NextHopFlag int
// Route represents a netlink route.
type Route struct {
LinkIndex int
ILinkIndex int
Scope Scope
Dst *net.IPNet
Src net.IP
Gw net.IP
MultiPath []*NexthopInfo
Protocol int
Priority int
Table int
Type int
Tos int
Flags int
}
func (r Route) String() string {
if len(r.MultiPath) > 0 {
return fmt.Sprintf("{Dst: %s Src: %s Gw: %s Flags: %s Table: %d}", r.Dst,
r.Src, r.MultiPath, r.ListFlags(), r.Table)
}
return fmt.Sprintf("{Ifindex: %d Dst: %s Src: %s Gw: %s Flags: %s Table: %d}", r.LinkIndex, r.Dst,
r.Src, r.Gw, r.ListFlags(), r.Table)
}
func (r *Route) SetFlag(flag NextHopFlag) {
r.Flags |= int(flag)
}
func (r *Route) ClearFlag(flag NextHopFlag) {
r.Flags &^= int(flag)
}
type flagString struct {
f NextHopFlag
s string
}
// RouteUpdate is sent when a route changes - type is RTM_NEWROUTE or RTM_DELROUTE
type RouteUpdate struct {
Type uint16
Route
}
type NexthopInfo struct {
LinkIndex int
Hops int
Gw net.IP
}
func (n *NexthopInfo) String() string {
return fmt.Sprintf("{Ifindex: %d Weight: %d, Gw: %s}", n.LinkIndex, n.Hops+1, n.Gw)
}
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