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65 lines
1.8 KiB
Markdown
65 lines
1.8 KiB
Markdown
# clientbot
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Emulate Client (Python Script)
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# spykhanat.py
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Convert pcap (capture network) on yaml file to see communication between server and client.
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## Usage
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### Install library
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```
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# Si python3 est par defaut
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pip install pypcapfile
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# Sinon
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pip3 install pypcapfile
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```
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### Launch network capture
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Commande:
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```
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sudo tcpdump -i [networkd card] -w [Pcap output]
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```
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Exemple:
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```
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sudo tcpdump -i eth0 -w capture-2020-11-28-17-37-57.pcap
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```
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### Extract information
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Commande:
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```
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python3 spykhanat.py -m [localization msg.xml] --yaml [Yaml Output file] -w [localisation database.xml] -p [Pcap input] --filter-host-service='[Ip address: Port server khaganat]' --csv='[file output CSV {comma separator} - extract only normal message]'
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```
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Exemple:
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```
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python3 spykhanat.py -m ~/khanat/khanat-opennel-code/code/ryzom/common/data_common/msg.xml --yaml capture-2020-11-28-17-37-57.yml -w ~/khanat/khanat-opennel-code/code/ryzom/common/data_common/database.xml -p capture-2020-11-28-17-37-57.pcap --filter-host-service='127.0.0.1:47851' --csv capture-2020-11-28-17-37-57.csv
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```
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### Analyze result
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you can see the result in yaml output
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Field:
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* packet : raw data
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* block_Client : data sent by client
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* block_Server : data sent by server
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* state : message docoded or partially decoded)
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* impulse : impulse message
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* impulseserver : message impulse server decoded
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* Message : Message analyzed (one line by block)
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Detail message format (ex.: <0:31> (Sint32) CurrentSendNumber => 42 : 00000000000000000000000000101010)
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<Position data> (Type) [Function] => Value : [Value in binary] [(optional) value real]
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* position data : Begin:End
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* Format data (Signed/Unsigned Integer, String, Number of bit)
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* Function (type of value, function in khaganat)
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* Value : value in integer
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* Value in est par defaut binary
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* Value convert for khaganat (sometimes is keyword)
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