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kernel

package

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Versions in this module

v0

v0.1.5

Feb 10, 2021

v0.1.4

Feb 4, 2021

Changes in this version

+ type Filter struct

+ func NewFilter(mod *elf.Module) *Filter

+ func (f *Filter) AddMetrics(ns int) error

+ func (f *Filter) AddRule(rule *FilterRule) error

+ func (f *Filter) AddSampledSyscall(nr interface{}, ns int, rate uint64) error

+ func (f *Filter) AddSyscall(nr interface{}, ns int) error

+ func (f *Filter) DelRule(rule *FilterRule) error

+ func (f *Filter) Enable() error

+ func (f *Filter) FilterSelf() error

+ func (f *Filter) GetRunning() ([]*FilterRule, error)

+ func (f *Filter) RemoveMetrics(ns int) error

+ func (f *Filter) RemoveSyscall(nr interface{}, ns int) error

+ type FilterRule struct

+ func NewFilterRule(opts ...FilterRuleOption) (*FilterRule, error)

+ func NewFilterRuleN(opts ...FilterRuleOption) *FilterRule

+ func (r *FilterRule) String() string

+ type FilterRuleOption func(*FilterRule) error

+ func FilterRuleSetActionAllow() FilterRuleOption

+ func FilterRuleSetActionDrop() FilterRuleOption

+ func FilterRuleSetModeMetrics() FilterRuleOption

+ func FilterRuleSetModeSyscall() FilterRuleOption

+ func FilterRuleSetPid(pid int) FilterRuleOption

+ func FilterRuleSetPidNamespace(ns int) FilterRuleOption

+ func FilterRuleSetSampleRate(rate int) FilterRuleOption

+ func FilterRuleSetSyscall(sc interface{}) FilterRuleOption

v0.1.3

Jan 29, 2021

Changes in this version

+ const OffsetFlagAll

+ const OffsetFlagNsProxy

+ const OffsetFlagPidNs

type Probe

+ func (p *Probe) DetectAndSetOffsets() error

+ type ProbeInitOption func(*Probe) error

+ func WithDefaultFilter() ProbeInitOption

+ func WithOffsetDetection() ProbeInitOption

v0.1.2

Nov 17, 2020

Changes in this version

+ type Config struct

+ EnableMetrics bool

+ EnableTracer bool

+ Tracepoints []string

+ func NewProbeConfig() *Config

+ type DataCallback func(msg []byte, lost uint64) error

+ type Offset struct

+ Type OffsetType

+ Value OffsetValue

+ func NewOffset(t OffsetType, offs OffsetValue) *Offset

+ type OffsetType uint8

+ const OffsetNSProxy

+ const OffsetPidNSCommon

+ type OffsetValue uint32

+ type Offsetter struct

+ func NewOffsetter(mod *elf.Module) (*Offsetter, error)

+ func (o *Offsetter) Set(t interface{}, offset OffsetValue) error

+ type Probe struct

+ func NewProbe(bpf *bytes.Reader, cfg *Config) (*Probe, error)

+ func (p *Probe) Close() error

+ func (p *Probe) InitProbe() error

+ func (p *Probe) InitTracepoints() error

+ func (p *Probe) Module() *elf.Module

+ func (p *Probe) Run(ctx context.Context, cb DataCallback) error