counters

package

v0.0.0-...-21cfbab Latest Latest Go to latest Published: Apr 10, 2023 License: Apache-2.0, Apache-2.0 Imports: 7 Imported by: 0

Details

Valid go.mod file

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Repository

github.com/dtest11/calico

Links

Open Source Insights

Documentation ¶

Index ¶

Constants
Variables
func EnsureExists(m maps.Map, ifindex int, hook bpf.Hook) error
func Flush(m maps.Map, ifindex int, hook bpf.Hook) error
func Map() maps.Map
func PolicyMap() maps.Map
func PolicyMapMemIter(m PolicyMapMem) func(k, v []byte)
func Read(m maps.Map, ifindex int, hook bpf.Hook) ([]uint64, error)
type DescList
- func Descriptions() DescList
type Description
type Key
- func NewKey(ifindex int, hook bpf.Hook) Key
- func (k Key) AsBytes() []byte
- func (k Key) IfIndex() int
type PolicyMapMem
- func LoadPolicyMap(m maps.Map) (PolicyMapMem, error)

Constants ¶

View Source

const (
	TotalPackets = iota
	AcceptedByFailsafe
	AcceptedByPolicy
	AcceptedByAnotherProgram
	DroppedByPolicy
	DroppedShortPacket
	DroppedFailedCSUM
	DroppedIPOptions
	DroppredIPMalformed
	DroppedFailedEncap
	DroppedFailedDecap
	DroppedUnauthSource
	DroppedUnknownRoute
)

The following values are used as index to counters map, and should be kept in sync with constants defined in bpf-gpl/reasons.h.

View Source

const (
	MaxCounterNumber int = 14
)

View Source

const PolicyMapKeySize = 8

View Source

const PolicyMapValueSize = 8

Variables ¶

View Source

var MapParameters = maps.MapParameters{
	Type:       "percpu_hash",
	KeySize:    counterMapKeySize,
	ValueSize:  counterMapValueSize * MaxCounterNumber,
	MaxEntries: 20000,
	Name:       "cali_counters",
	Version:    2,
}

View Source

var PolicyMapParameters = maps.MapParameters{
	Type:       "percpu_hash",
	KeySize:    PolicyMapKeySize,
	ValueSize:  PolicyMapValueSize,
	MaxEntries: 10000,
	Name:       "cali_rule_ctrs",
	Version:    2,
}

Functions ¶

func EnsureExists ¶

func EnsureExists(m maps.Map, ifindex int, hook bpf.Hook) error

func Flush ¶

func Flush(m maps.Map, ifindex int, hook bpf.Hook) error

func Map ¶

func Map() maps.Map

func PolicyMap ¶

func PolicyMap() maps.Map

func PolicyMapMemIter ¶

func PolicyMapMemIter(m PolicyMapMem) func(k, v []byte)

PolicyMapMemIter returns maps.MapIter that loads the provided PolicyMapMem

func Read ¶

func Read(m maps.Map, ifindex int, hook bpf.Hook) ([]uint64, error)

Types ¶

type DescList ¶

type DescList []Description

func Descriptions ¶

func Descriptions() DescList

func (DescList) Len ¶

func (d DescList) Len() int

func (DescList) Less ¶

func (d DescList) Less(i, j int) bool

func (DescList) Swap ¶

func (d DescList) Swap(i, j int)

type Description ¶

type Description struct {
	Category string
	Caption  string
	Counter  int
}

type Key ¶

type Key [8]byte

func NewKey ¶

func NewKey(ifindex int, hook bpf.Hook) Key

func (Key) AsBytes ¶

func (k Key) AsBytes() []byte

func (Key) IfIndex ¶

func (k Key) IfIndex() int

type PolicyMapMem ¶

type PolicyMapMem map[uint64]uint64

func LoadPolicyMap ¶

func LoadPolicyMap(m maps.Map) (PolicyMapMem, error)

Source Files ¶

View all Source files

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