470d3ee057
The fuzzer is broken and it breaks OSS-Fuzz according to #7288. Signed-off-by: Kazuyoshi Kato <katokazu@amazon.com>
37 lines
705 B
Go
37 lines
705 B
Go
package link
|
|
|
|
import (
|
|
"fmt"
|
|
|
|
"github.com/cilium/ebpf"
|
|
)
|
|
|
|
// NetNsLink is a program attached to a network namespace.
|
|
type NetNsLink struct {
|
|
RawLink
|
|
}
|
|
|
|
// AttachNetNs attaches a program to a network namespace.
|
|
func AttachNetNs(ns int, prog *ebpf.Program) (*NetNsLink, error) {
|
|
var attach ebpf.AttachType
|
|
switch t := prog.Type(); t {
|
|
case ebpf.FlowDissector:
|
|
attach = ebpf.AttachFlowDissector
|
|
case ebpf.SkLookup:
|
|
attach = ebpf.AttachSkLookup
|
|
default:
|
|
return nil, fmt.Errorf("can't attach %v to network namespace", t)
|
|
}
|
|
|
|
link, err := AttachRawLink(RawLinkOptions{
|
|
Target: ns,
|
|
Program: prog,
|
|
Attach: attach,
|
|
})
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
return &NetNsLink{*link}, nil
|
|
}
|