ebpf

Feb 15, 2024

Changes in this version

type BpfDnsRecordT — darwin/amd64, linux/amd64, windows/amd64

+ Errno uint8

type BpfFlowMetricsT — darwin/amd64, linux/amd64, windows/amd64

+ Dscp uint8

type BpfMapSpecs — darwin/amd64, linux/amd64, windows/amd64

+ PacketRecord *ebpf.MapSpec

type BpfMaps — darwin/amd64, linux/amd64, windows/amd64

+ PacketRecord *ebpf.Map

type BpfProgramSpecs — darwin/amd64, linux/amd64, windows/amd64

+ EgressPcaParse *ebpf.ProgramSpec

+ IngressPcaParse *ebpf.ProgramSpec

+ TcpRcvFentry *ebpf.ProgramSpec

+ TcpRcvKprobe *ebpf.ProgramSpec

type BpfPrograms — darwin/amd64, linux/amd64, windows/amd64

+ EgressPcaParse *ebpf.Program

+ IngressPcaParse *ebpf.Program

+ TcpRcvFentry *ebpf.Program

+ TcpRcvKprobe *ebpf.Program

+ type PacketFetcher struct

+ func NewPacketFetcher(cacheMaxSize int, pcaFilters string, ingress, egress bool) (*PacketFetcher, error)

+ func (p *PacketFetcher) Close() error

+ func (p *PacketFetcher) LookupAndDeleteMap() map[int][]*byte

+ func (p *PacketFetcher) ReadPerf() (perf.Record, error)

+ func (p *PacketFetcher) Register(iface ifaces.Interface) error

Sep 8, 2023

Changes in this version

+ type BpfDnsFlowId struct — darwin/amd64, linux/amd64, windows/amd64

+ DstIp [16]uint8

+ DstPort uint16

+ Id uint16

+ Protocol uint8

+ SrcIp [16]uint8

+ SrcPort uint16

+ type BpfDnsRecordT struct — darwin/amd64, linux/amd64, windows/amd64

+ Flags uint16

+ Id uint16

+ Latency uint64

type BpfFlowMetricsT — darwin/amd64, linux/amd64, windows/amd64

+ DnsRecord BpfDnsRecordT

+ FlowRtt uint64

+ PktDrops BpfPktDropsT

+ type BpfFlowSeqId struct — darwin/amd64, linux/amd64, windows/amd64

+ DstIp [16]uint8

+ DstPort uint16

+ IfIndex uint32

+ SeqId uint32

+ SrcIp [16]uint8

+ SrcPort uint16

+ TransportProtocol uint8

type BpfMapSpecs — darwin/amd64, linux/amd64, windows/amd64

+ DnsFlows *ebpf.MapSpec

+ FlowSequences *ebpf.MapSpec

type BpfMaps — darwin/amd64, linux/amd64, windows/amd64

+ DnsFlows *ebpf.Map

+ FlowSequences *ebpf.Map

+ type BpfPktDropsT struct — darwin/amd64, linux/amd64, windows/amd64

+ Bytes uint64

+ LatestDropCause uint32

+ LatestFlags uint16

+ LatestState uint8

+ Packets uint32

type BpfProgramSpecs — darwin/amd64, linux/amd64, windows/amd64

+ KfreeSkb *ebpf.ProgramSpec

+ TraceNetPackets *ebpf.ProgramSpec

type BpfPrograms — darwin/amd64, linux/amd64, windows/amd64

+ KfreeSkb *ebpf.Program

+ TraceNetPackets *ebpf.Program

type FlowFetcher

+ func (m *FlowFetcher) DeleteMapsStaleEntries(timeOut time.Duration)

+ type FlowFetcherConfig struct

+ CacheMaxSize int

+ DNSTracker bool

+ Debug bool

+ EnableEgress bool

+ EnableIngress bool

+ EnableRTT bool

+ PktDrops bool

+ Sampling int

Jun 1, 2023

Changes in this version

type BpfFlowIdT — darwin/amd64, linux/amd64, windows/amd64

+ IcmpCode uint8

+ IcmpType uint8

Feb 17, 2023

Changes in this version

+ func LoadBpf() (*ebpf.CollectionSpec, error) — darwin/amd64, linux/amd64, windows/amd64

+ func LoadBpfObjects(obj interface{}, opts *ebpf.CollectionOptions) error — darwin/amd64, linux/amd64, windows/amd64

+ type BpfFlowId BpfFlowIdT — darwin/amd64, linux/amd64, windows/amd64

+ type BpfFlowIdT struct — darwin/amd64, linux/amd64, windows/amd64

+ Direction uint8

+ DstIp [16]uint8

+ DstMac [6]uint8

+ DstPort uint16

+ EthProtocol uint16

+ IfIndex uint32

+ SrcIp [16]uint8

+ SrcMac [6]uint8

+ SrcPort uint16

+ TransportProtocol uint8

+ type BpfFlowMetrics BpfFlowMetricsT — darwin/amd64, linux/amd64, windows/amd64

+ type BpfFlowMetricsT struct — darwin/amd64, linux/amd64, windows/amd64

+ Bytes uint64

+ EndMonoTimeTs uint64

+ Errno uint8

+ Flags uint16

+ Packets uint32

+ StartMonoTimeTs uint64

+ type BpfFlowRecordT struct — darwin/amd64, linux/amd64, windows/amd64

+ Id BpfFlowId

+ Metrics BpfFlowMetrics

+ type BpfMapSpecs struct — darwin/amd64, linux/amd64, windows/amd64

+ AggregatedFlows *ebpf.MapSpec

+ DirectFlows *ebpf.MapSpec

+ type BpfMaps struct — darwin/amd64, linux/amd64, windows/amd64

+ AggregatedFlows *ebpf.Map

+ DirectFlows *ebpf.Map

+ func (m *BpfMaps) Close() error

+ type BpfObjects struct — darwin/amd64, linux/amd64, windows/amd64

+ func (o *BpfObjects) Close() error

+ type BpfProgramSpecs struct — darwin/amd64, linux/amd64, windows/amd64

+ EgressFlowParse *ebpf.ProgramSpec

+ IngressFlowParse *ebpf.ProgramSpec

+ type BpfPrograms struct — darwin/amd64, linux/amd64, windows/amd64

+ EgressFlowParse *ebpf.Program

+ IngressFlowParse *ebpf.Program

+ func (p *BpfPrograms) Close() error

+ type BpfSpecs struct — darwin/amd64, linux/amd64, windows/amd64

Oct 19, 2022

Changes in this version

+ type FlowFetcher struct

+ func NewFlowFetcher(traceMessages bool, sampling, cacheMaxSize int, ingress, egress bool) (*FlowFetcher, error)

+ func (m *FlowFetcher) Close() error

+ func (m *FlowFetcher) LookupAndDeleteMap() map[flow.RecordKey][]flow.RecordMetrics

+ func (m *FlowFetcher) ReadRingBuf() (ringbuf.Record, error)

+ func (m *FlowFetcher) Register(iface ifaces.Interface) error

May 2, 2022

Changes in this version

+ type FlowTracer struct

+ func NewFlowTracer(iface string, sampling uint32) *FlowTracer

+ func (m *FlowTracer) Register() error

+ func (m *FlowTracer) Trace(ctx context.Context, forwardFlows chan<- *flow.Record)

+ func (m *FlowTracer) Unregister() error