conntrack

Documentation

Index

• type PortMapFilter
  • func (f PortMapFilter) MatchConntrackFlow(flow *netlink.ConntrackFlow) bool
• type SrcIPFilter
  • func (f SrcIPFilter) MatchConntrackFlow(flow *netlink.ConntrackFlow) bool

Types

type PortMapFilter

type PortMapFilter struct {
	Protocol     uint8  // udp, tcp, etc.
	ExternalPort uint16 // app external port
	InternalPort uint16 // app internal port
}

PortMapFilter : Custom filter to match on port-mapped flows

func (PortMapFilter) MatchConntrackFlow

func (f PortMapFilter) MatchConntrackFlow(flow *netlink.ConntrackFlow) bool

MatchConntrackFlow : Implements CustomConntrackFilter interface to filter flows

type SrcIPFilter

type SrcIPFilter struct {
	Log       *base.LogObject
	SrcIP     net.IP
	Proto     uint8
	SrcPort   uint16
	Mark      uint32
	MarkMask  uint32
	DebugShow bool
}

SrcIPFilter : Custom filter to match on source IP address, source port, protocol and mark

func (SrcIPFilter) MatchConntrackFlow

func (f SrcIPFilter) MatchConntrackFlow(flow *netlink.ConntrackFlow) bool

MatchConntrackFlow : Implements CustomConntrackFilter interface to filter flows