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Types ¶
type PacketFilterManager ¶
type PacketFilterManager struct {
// contains filtered or unexported fields
}
The packet filter manager
func GetFilterManagerInstance ¶
func GetFilterManagerInstance() *PacketFilterManager
Singleton getter
func (*PacketFilterManager) ProcessPacket ¶
func (filterManager *PacketFilterManager) ProcessPacket(packet *gopacket.Packet, resultChannel *chan PacketFilterResult)
Applies all loaded Filters against the provided packet When all filters have completed the result will be pushed to signalChannel This is a blocking call
Filters are run concurrently using goroutines and a WaitGroup is used to wait for results from all filters ¶
Try to do as little work as possible in this function
type PacketFilterResult ¶
type PacketFilterResult struct {
Action m_packet_filter.Action
FilterResponse *m_packet_filter.FilterResponse
}
Stores the result of filtering packet and the filters response that caused it to be dropped
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