xdp

Documentation

Index

• Constants
• Variables
• func ConfigureProgram(m *libbpf.Map, iface string) error
• func UpdateJumpMap(obj *libbpf.Obj, progs map[int]string) error
• type AttachPoint
  • func (ap *AttachPoint) AlreadyAttached(object string) (int, bool)
  • func (ap *AttachPoint) AttachProgram() (int, error)
  • func (ap *AttachPoint) Config() string
  • func (ap *AttachPoint) DetachProgram() error
  • func (ap *AttachPoint) FileName() string
  • func (ap *AttachPoint) HookName() bpf.Hook
  • func (ap *AttachPoint) IfaceName() string
  • func (ap *AttachPoint) IsAttached() (bool, error)
  • func (ap *AttachPoint) JumpMapFDMapKey() string
  • func (ap *AttachPoint) Log() *log.Entry
  • func (ap *AttachPoint) ProgramID() (int, error)
  • func (ap *AttachPoint) ProgramName() string

Constants

const DetachedID = 0

Variables

var JumpMapIndexes = map[string]map[int]string{
	"IPv4": map[int]string{
		tcdefs.ProgIndexPolicy:  "calico_xdp_norm_pol_tail",
		tcdefs.ProgIndexAllowed: "calico_xdp_accepted_entrypoint",
		tcdefs.ProgIndexDrop:    "calico_xdp_drop",
	},
}

Functions

func ConfigureProgram

func ConfigureProgram(m *libbpf.Map, iface string) error

func UpdateJumpMap

func UpdateJumpMap(obj *libbpf.Obj, progs map[int]string) error

Types

type AttachPoint

type AttachPoint struct {
	Iface    string
	LogLevel string
	Modes    []bpf.XDPMode
}

func (*AttachPoint) AlreadyAttached

func (ap *AttachPoint) AlreadyAttached(object string) (int, bool)

func (*AttachPoint) AttachProgram

func (ap *AttachPoint) AttachProgram() (int, error)

func (*AttachPoint) Config

func (ap *AttachPoint) Config() string

func (*AttachPoint) DetachProgram

func (ap *AttachPoint) DetachProgram() error

func (*AttachPoint) FileName

func (ap *AttachPoint) FileName() string

func (*AttachPoint) HookName

func (ap *AttachPoint) HookName() bpf.Hook

func (*AttachPoint) IfaceName

func (ap *AttachPoint) IfaceName() string

func (*AttachPoint) IsAttached

func (ap *AttachPoint) IsAttached() (bool, error)

func (*AttachPoint) JumpMapFDMapKey

func (ap *AttachPoint) JumpMapFDMapKey() string

func (*AttachPoint) Log

func (ap *AttachPoint) Log() *log.Entry

func (*AttachPoint) ProgramID

func (ap *AttachPoint) ProgramID() (int, error)

func (*AttachPoint) ProgramName

func (ap *AttachPoint) ProgramName() string