TODO

• Generator by templates.xml

  • read xml
  • by xml build struct and decoder
  • add annotation and ID

• Reader PCAP by dump.pcap

• UDP reader by configuration.xml

• Storage in-memory

• Static Panel

• WS Panel (register clients)

• Stream snapshot by 100 ms

Notes

Table comparators Templates (u)int8, (u)int16, (u)int32, (u)int64 = Go int(64) Templates decimal = Go float64 Templates string = Go string Templates bytevector = Go slice byte []byte

Sample Read by templates

// reader
// handle, err := pcap.OpenOffline("sample_19.cap")
// if err != nil {
// 	log.Fatal(err)
// }
// defer handle.Close()

// packetSource := gopacket.NewPacketSource(handle, handle.LinkType())
// for packet := range packetSource.Packets() {
// 	if packet.Layers()[2].LayerType() != layers.LayerTypeUDP {
// 		continue
// 	}

// 	payload := packet.ApplicationLayer().Payload()
// 	MsgSeqNum := binary.LittleEndian.Uint32(payload[:4])
// 	PMAP := payload[4:5]
// 	TemplateID := int(payload[5] & caster.STOP_BIT_RESET)
// 	fmt.Printf("Header:\n  MsgSeqNum = %d PMAP = %08b TemplateID = %d\n", MsgSeqNum, PMAP, TemplateID)

// 	tpl19 := generator.Template19{}
// 	tpl19.Decode(payload, 6)
// 	fmt.Printf("  %s\n", tpl19.DumpJSON())
// }