libbpf

package

v0.0.0-...-21cfbab Latest Latest Go to latest Published: Apr 10, 2023 License: Apache-2.0, Apache-2.0 Imports: 8 Imported by: 0

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Repository

github.com/dtest11/calico

Links

Open Source Insights

Documentation ¶

Index ¶

Constants
func CTLBSetGlobals(m *Map, udpNotSeen time.Duration, excludeUDP bool) error
func CreateQDisc(ifName string) error
func DetachXDP(ifName string, mode uint) error
func GetXDPProgramID(ifName string) (int, error)
func NumPossibleCPUs() (int, error)
func ObjGet(path string) (int, error)
func ObjPin(fd int, path string) error
func RemoveQDisc(ifName string) error
func TcSetGlobals(m *Map, globalData *TcGlobalData) error
func XDPSetGlobals(m *Map, globalData *XDPGlobalData) error
type Link
- func (l *Link) Close() error
type Map
- func (m *Map) IsJumpMap() bool
- func (m *Map) IsMapInternal() bool
- func (m *Map) MaxEntries() int
- func (m *Map) Name() string
- func (m *Map) NextMap() (*Map, error)
- func (m *Map) SetPinPath(path string) error
- func (m *Map) SetSize(size int) error
- func (m *Map) Type() int
- func (m *Map) ValueSize() int
type Obj
- func OpenObject(filename string) (*Obj, error)
- func (o *Obj) AttachCGroup(cgroup, progName string) (*Link, error)
- func (o *Obj) AttachClassifier(secName, ifName string, ingress bool) (int, error)
- func (o *Obj) AttachXDP(ifName, progName string, oldID int, mode uint) (int, error)
- func (o *Obj) Close() error
- func (o *Obj) FirstMap() (*Map, error)
- func (o *Obj) Load() error
- func (o *Obj) Pin(path string) error
- func (o *Obj) PinMaps(path string) error
- func (o *Obj) PinPrograms(path string) error
- func (o *Obj) Unpin(path string) error
- func (o *Obj) UnpinPrograms(path string) error
- func (o *Obj) UpdateJumpMap(mapName, progName string, mapIndex int) error
type QdiskHook
type TcGlobalData
type XDPGlobalData

Constants ¶

View Source

const (
	// Set when IPv6 is enabled to configure bpf dataplane accordingly
	GlobalsIPv6Enabled      uint32 = C.CALI_GLOBALS_IPV6_ENABLED
	GlobalsRPFOptionEnabled uint32 = C.CALI_GLOBALS_RPF_OPTION_ENABLED
	GlobalsRPFOptionStrict  uint32 = C.CALI_GLOBALS_RPF_OPTION_STRICT
	GlobalsNoDSRCidrs       uint32 = C.CALI_GLOBALS_NO_DSR_CIDRS
)

Variables ¶

This section is empty.

Functions ¶

func CTLBSetGlobals ¶

func CTLBSetGlobals(m *Map, udpNotSeen time.Duration, excludeUDP bool) error

func CreateQDisc ¶

func CreateQDisc(ifName string) error

func DetachXDP ¶

func DetachXDP(ifName string, mode uint) error

func GetXDPProgramID ¶

func GetXDPProgramID(ifName string) (int, error)

func NumPossibleCPUs ¶

func NumPossibleCPUs() (int, error)

func ObjGet ¶

func ObjGet(path string) (int, error)

func ObjPin ¶

func ObjPin(fd int, path string) error

func RemoveQDisc ¶

func RemoveQDisc(ifName string) error

func TcSetGlobals ¶

func TcSetGlobals(
	m *Map,
	globalData *TcGlobalData,
) error

func XDPSetGlobals ¶

func XDPSetGlobals(
	m *Map,
	globalData *XDPGlobalData,
) error

Types ¶

type Link ¶

type Link struct {
	// contains filtered or unexported fields
}

func (*Link) Close ¶

func (l *Link) Close() error

type Map ¶

type Map struct {
	// contains filtered or unexported fields
}

func (*Map) IsJumpMap ¶

func (m *Map) IsJumpMap() bool

func (*Map) IsMapInternal ¶

func (m *Map) IsMapInternal() bool

func (*Map) MaxEntries ¶

func (m *Map) MaxEntries() int

func (*Map) Name ¶

func (m *Map) Name() string

func (*Map) NextMap ¶

func (m *Map) NextMap() (*Map, error)

NextMap returns the successive maps given the first map. Returns nil, no error at the end of the list.

func (*Map) SetPinPath ¶

func (m *Map) SetPinPath(path string) error

func (*Map) SetSize ¶

func (m *Map) SetSize(size int) error

func (*Map) Type ¶

func (m *Map) Type() int

func (*Map) ValueSize ¶

func (m *Map) ValueSize() int

type Obj ¶

type Obj struct {
	// contains filtered or unexported fields
}

func OpenObject ¶

func OpenObject(filename string) (*Obj, error)

func (*Obj) AttachCGroup ¶

func (o *Obj) AttachCGroup(cgroup, progName string) (*Link, error)

func (*Obj) AttachClassifier ¶

func (o *Obj) AttachClassifier(secName, ifName string, ingress bool) (int, error)

func (*Obj) AttachXDP ¶

func (o *Obj) AttachXDP(ifName, progName string, oldID int, mode uint) (int, error)

func (*Obj) Close ¶

func (o *Obj) Close() error

func (*Obj) FirstMap ¶

func (o *Obj) FirstMap() (*Map, error)

FirstMap returns first bpf map of the object. Returns error if the map is nil.

func (*Obj) Load ¶

func (o *Obj) Load() error

func (*Obj) Pin ¶

func (o *Obj) Pin(path string) error

func (*Obj) PinMaps ¶

func (o *Obj) PinMaps(path string) error

func (*Obj) PinPrograms ¶

func (o *Obj) PinPrograms(path string) error

func (*Obj) Unpin ¶

func (o *Obj) Unpin(path string) error

func (*Obj) UnpinPrograms ¶

func (o *Obj) UnpinPrograms(path string) error

func (*Obj) UpdateJumpMap ¶

func (o *Obj) UpdateJumpMap(mapName, progName string, mapIndex int) error

type QdiskHook ¶

type QdiskHook string

const (
	QdiskIngress QdiskHook = "ingress"
	QdiskEgress  QdiskHook = "egress"
)

type TcGlobalData ¶

type TcGlobalData struct {
	IfaceName    string
	HostIP       uint32
	IntfIP       uint32
	ExtToSvcMark uint32
	Tmtu         uint16
	VxlanPort    uint16
	PSNatStart   uint16
	PSNatLen     uint16
	HostTunnelIP uint32
	Flags        uint32
	WgPort       uint16
	NatIn        uint32
	NatOut       uint32
}

type XDPGlobalData ¶

type XDPGlobalData struct {
	IfaceName string
}

Source Files ¶

View all Source files

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