ebpfspy

Documentation

Overview

Package ebpfspy provides integration with Linux eBPF. It is a rough copy of profile.py from BCC tools:

https://github.com/iovisor/bcc/blob/master/tools/profile.py

Package ebpfspy provides integration with Linux eBPF. It is a rough copy of profile.py from BCC tools:

https://github.com/iovisor/bcc/blob/master/tools/profile.py

Index

• type BPFMapsOptions
• type Session
  • func NewSession(logger log.Logger, targetFinder sd.TargetFinder, sessionOptions SessionOptions) (Session, error)
• type SessionDebugInfo
• type SessionOptions
• type StackResolveStats

Types

type BPFMapsOptions

type BPFMapsOptions struct {
	PIDMapSize     uint32
	SymbolsMapSize uint32
}

type Session

type Session interface {
	pprof.SamplesCollector
	Start() error
	Stop()
	Update(SessionOptions) error
	UpdateTargets(args sd.TargetsOptions)
	DebugInfo() interface{}
}

func NewSession

func NewSession(
	logger log.Logger,
	targetFinder sd.TargetFinder,

	sessionOptions SessionOptions,
) (Session, error)

type SessionDebugInfo

type SessionDebugInfo struct {
	ElfCache symtab.ElfCacheDebugInfo                          `alloy:"elf_cache,attr,optional" river:"elf_cache,attr,optional"`
	PidCache symtab.GCacheDebugInfo[symtab.ProcTableDebugInfo] `alloy:"pid_cache,attr,optional" river:"pid_cache,attr,optional"`
	Arch     string                                            `alloy:"arch,atttr" river:"arch,attr"`
	Kernel   string                                            `alloy:"kernel,attr" river:"kernel,attr"`
}

type SessionOptions

type SessionOptions struct {
	CollectUser               bool //todo make these per target option overridable
	CollectKernel             bool
	UnknownSymbolModuleOffset bool // use libfoo.so+0xef instead of libfoo.so for unknown symbols
	UnknownSymbolAddress      bool // use 0xcafebabe instead of [unknown]
	PythonEnabled             bool
	CacheOptions              symtab.CacheOptions
	SymbolOptions             symtab.SymbolOptions
	Metrics                   *metrics.Metrics
	SampleRate                int
	VerifierLogSize           int
	PythonBPFErrorLogEnabled  bool
	PythonBPFDebugLogEnabled  bool
	BPFMapsOptions            BPFMapsOptions
}

type StackResolveStats

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