btf

package

v0.6.0 Latest Latest Go to latest Published: Mar 19, 2024 License: Apache-2.0 Imports: 26 Imported by: 0

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Repository

github.com/apache/skywalking-rover

Links

Open Source Insights

Documentation ¶

Index ¶

func ExistKernelBTF() (string, error)
func GetEBPFCollectionOptionsIfNeed() *ebpf.CollectionOptions
type EventQueue
- func NewEventQueue(partitionCount, sizePerPartition int, contextGenerator func() PartitionContext) *EventQueue
type LinkFunc
type Linker
- func NewLinker() *Linker
type PartitionContext
type RingBufferReader
type UProbeExeFile

Constants ¶

This section is empty.

Variables ¶

This section is empty.

Functions ¶

func ExistKernelBTF ¶

func ExistKernelBTF() (string, error)

func GetEBPFCollectionOptionsIfNeed ¶

func GetEBPFCollectionOptionsIfNeed() *ebpf.CollectionOptions

Types ¶

type EventQueue ¶ added in v0.6.0

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

func NewEventQueue ¶ added in v0.6.0

func NewEventQueue(partitionCount, sizePerPartition int, contextGenerator func() PartitionContext) *EventQueue

func (*EventQueue) PartitionContexts ¶ added in v0.6.0

func (e *EventQueue) PartitionContexts() []PartitionContext

func (*EventQueue) Push ¶ added in v0.6.0

func (e *EventQueue) Push(key string, data interface{})

func (*EventQueue) RegisterReceiver ¶ added in v0.6.0

func (e *EventQueue) RegisterReceiver(emap *ebpf.Map, perCPUBufferSize int, dataSupplier func() interface{},
	routeGenerator func(data interface{}) string)

func (*EventQueue) Start ¶ added in v0.6.0

func (e *EventQueue) Start(ctx context.Context, linker *Linker)

type LinkFunc ¶ added in v0.5.0

type LinkFunc func(symbol string, prog *ebpf.Program, opts *link.KprobeOptions) (link.Link, error)

type Linker ¶ added in v0.5.0

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

func NewLinker ¶ added in v0.5.0

func NewLinker() *Linker

func (*Linker) AddLink ¶ added in v0.5.0

func (m *Linker) AddLink(linkF LinkFunc, symbolWithPrograms map[string]*ebpf.Program)

func (*Linker) AddLinkOrError ¶ added in v0.5.0

func (m *Linker) AddLinkOrError(linkF LinkFunc, symbolWithPrograms map[string]*ebpf.Program) error

func (*Linker) AddSysCall ¶ added in v0.5.0

func (m *Linker) AddSysCall(call string, enter, exit *ebpf.Program)

func (*Linker) AddSysCallWithKProbe ¶ added in v0.5.0

func (m *Linker) AddSysCallWithKProbe(call string, linkK LinkFunc, p *ebpf.Program)

func (*Linker) AddTracePoint ¶ added in v0.5.0

func (m *Linker) AddTracePoint(sys, name string, p *ebpf.Program)

func (*Linker) Close ¶ added in v0.5.0

func (m *Linker) Close() error

func (*Linker) HasError ¶ added in v0.5.0

func (m *Linker) HasError() error

func (*Linker) OpenUProbeExeFile ¶ added in v0.5.0

func (m *Linker) OpenUProbeExeFile(path string) *UProbeExeFile

func (*Linker) ReadEventAsync ¶ added in v0.5.0

func (m *Linker) ReadEventAsync(emap *ebpf.Map, reader RingBufferReader, dataSupplier func() interface{})

func (*Linker) ReadEventAsyncWithBufferSize ¶ added in v0.5.0

func (m *Linker) ReadEventAsyncWithBufferSize(emap *ebpf.Map, reader RingBufferReader, perCPUBuffer int, dataSupplier func() interface{})

type PartitionContext ¶ added in v0.6.0

type PartitionContext interface {
	Start(ctx context.Context)
	Consume(data interface{})
}

type RingBufferReader ¶ added in v0.5.0

type RingBufferReader func(data interface{})

type UProbeExeFile ¶ added in v0.5.0

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

func (*UProbeExeFile) AddGoLink ¶ added in v0.5.0

func (u *UProbeExeFile) AddGoLink(symbol string, enter, exit *ebpf.Program, elfFile *elf.File)

func (*UProbeExeFile) AddGoLinkWithType ¶ added in v0.5.0

func (u *UProbeExeFile) AddGoLinkWithType(symbol string, enter bool, p *ebpf.Program, elfFile *elf.File)

func (*UProbeExeFile) AddLink ¶ added in v0.5.0

func (u *UProbeExeFile) AddLink(symbol string, enter, exit *ebpf.Program)

func (*UProbeExeFile) AddLinkWithSymbols ¶ added in v0.5.0

func (u *UProbeExeFile) AddLinkWithSymbols(symbol []string, enter, exit *ebpf.Program)

func (*UProbeExeFile) AddLinkWithType ¶ added in v0.5.0

func (u *UProbeExeFile) AddLinkWithType(symbol string, enter bool, p *ebpf.Program)

Source Files ¶

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