#130 capsinfo before and after an injection look too different for the MAWI dataset

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carlos.garcia tarafından 6 yıl önce kere açıldı · 2 yorum
Carlos Garcia 6 yıl önce olarak yorumlandı

The capture duration specifically is enlarged by injecting attacks.

Issue seems to sit here.

The capture duration specifically is enlarged by injecting attacks. Issue seems to sit [here](https://git.tk.informatik.tu-darmstadt.de/SPIN/ID2T-toolkit/src/master/code/ID2TLib/Utility.py#L62).
Jens Keim 6 yıl önce olarak yorumlandı
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Capture duration should be fixed with this commit 69145d59e1.

EDIT: Data sizes are to diffrent before and after the injection.

before:

$ capinfos resources/dump.pcap
File name:           resources/dump.pcap
File type:           Wireshark/tcpdump/... - pcap
File encapsulation:  Ethernet
File timestamp precision:  microseconds (6)
Packet size limit:   file hdr: 96 bytes
Packet size limit:   inferred: 34 bytes - 96 bytes (range)
Number of packets:   78 M
File size:           5556 MB
Data size:           54 GB
Capture duration:    899.883512 seconds
First packet time:   2018-04-04 07:00:00.448274
Last packet time:    2018-04-04 07:15:00.331786
Data byte rate:      60 MBps
Data bit rate:       482 Mbps
Average packet size: 692.23 bytes
Average packet rate: 87 kpackets/s
SHA1:                13d829ed0ef260a270d9fbf515286e5c1ce49f54
RIPEMD160:           fd27884eed001d8fba01aa08d89ced8ed3a72776
MD5:                 7b9be685d780838b7fd2a9cbfd387bd8
Strict time order:   True
Number of interfaces in file: 1
Interface #0 info:
                     Encapsulation = Ethernet (1/1 - ether)
                     Capture length = 96
                     Time precision = microseconds (6)
                     Time ticks per second = 1000000
                     Number of stat entries = 0
                     Number of packets = 78424128

after:

$ capinfos resources/ID2T_results/dump_20180605-150914.pcap
File name:           resources/ID2T_results/dump_20180605-150914.pcap
File type:           Wireshark/tcpdump/... - pcap
File encapsulation:  Ethernet
File timestamp precision:  microseconds (6)
Packet size limit:   file hdr: 65535 bytes
Number of packets:   78 M
File size:           6210 MB
Data size:           4957 MB
Capture duration:    899.883512 seconds
First packet time:   2018-04-04 07:00:00.448274
Last packet time:    2018-04-04 07:15:00.331786
Data byte rate:      5508 kBps
Data bit rate:       44 Mbps
Average packet size: 63.29 bytes
Average packet rate: 87 kpackets/s
SHA1:                d3c71e4bfcf1dad41170820f3de11f41441df739
RIPEMD160:           a9b24fb8b2c095db421f48002702d15d7f859a90
MD5:                 7ac7636962d96ab109b260b5ab8249fb
Strict time order:   True
Number of interfaces in file: 1
Interface #0 info:
                     Encapsulation = Ethernet (1/1 - ether)
                     Capture length = 65535
                     Time precision = microseconds (6)
                     Time ticks per second = 1000000
                     Number of stat entries = 0
                     Number of packets = 78330141
Capture duration should be fixed with this commit 69145d59e1e36311e6b7470bcb69ed301dc148c3. EDIT: Data sizes are to diffrent before and after the injection. before: $ capinfos resources/dump.pcap File name: resources/dump.pcap File type: Wireshark/tcpdump/... - pcap File encapsulation: Ethernet File timestamp precision: microseconds (6) Packet size limit: file hdr: 96 bytes Packet size limit: inferred: 34 bytes - 96 bytes (range) Number of packets: 78 M File size: 5556 MB Data size: 54 GB Capture duration: 899.883512 seconds First packet time: 2018-04-04 07:00:00.448274 Last packet time: 2018-04-04 07:15:00.331786 Data byte rate: 60 MBps Data bit rate: 482 Mbps Average packet size: 692.23 bytes Average packet rate: 87 kpackets/s SHA1: 13d829ed0ef260a270d9fbf515286e5c1ce49f54 RIPEMD160: fd27884eed001d8fba01aa08d89ced8ed3a72776 MD5: 7b9be685d780838b7fd2a9cbfd387bd8 Strict time order: True Number of interfaces in file: 1 Interface #0 info: Encapsulation = Ethernet (1/1 - ether) Capture length = 96 Time precision = microseconds (6) Time ticks per second = 1000000 Number of stat entries = 0 Number of packets = 78424128 after: $ capinfos resources/ID2T_results/dump_20180605-150914.pcap File name: resources/ID2T_results/dump_20180605-150914.pcap File type: Wireshark/tcpdump/... - pcap File encapsulation: Ethernet File timestamp precision: microseconds (6) Packet size limit: file hdr: 65535 bytes Number of packets: 78 M File size: 6210 MB Data size: 4957 MB Capture duration: 899.883512 seconds First packet time: 2018-04-04 07:00:00.448274 Last packet time: 2018-04-04 07:15:00.331786 Data byte rate: 5508 kBps Data bit rate: 44 Mbps Average packet size: 63.29 bytes Average packet rate: 87 kpackets/s SHA1: d3c71e4bfcf1dad41170820f3de11f41441df739 RIPEMD160: a9b24fb8b2c095db421f48002702d15d7f859a90 MD5: 7ac7636962d96ab109b260b5ab8249fb Strict time order: True Number of interfaces in file: 1 Interface #0 info: Encapsulation = Ethernet (1/1 - ether) Capture length = 65535 Time precision = microseconds (6) Time ticks per second = 1000000 Number of stat entries = 0 Number of packets = 78330141
Jens Keim 6 yıl önce olarak yorumlandı
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This seems to be an issue with libtins.

An issue was opened on github.

This seems to be an issue with [libtins](https://github.com/mfontanini/libtins). An [issue](https://github.com/mfontanini/libtins/issues/300) was opened on github.
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