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grapviz tcpdump
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| tcpdump -nnt -r ~/Downloads/packets-758949d7-b01e-4c91-8792-90653d72be5d.pcap port not ssh and tcp > /tmp/b.txt | |
| make |
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| LAYOUT=circo | |
| SOURCES = $(wildcard *.dot) | |
| TARGETS = $(SOURCES:.dot=.svg) | |
| %.svg:%.dot | |
| dot -Tsvg -K${LAYOUT} "$^" -o "$@" | |
| all: $(TARGETS) | |
| clean: | |
| rm -f $(TARGETS) |
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| grep -E "IP\ " /tmp/b.txt | awk ' BEGIN { e="(([0-9]{1,3}.){3})([0-9]{1,3}).*" } | |
| { | |
| printf "\"%s\" -> \"%s\";\n", gensub(e, "\\1\\3", "1", $2), gensub(e, "\\1\\3", "1", $4) | |
| }' >> /tmp/b.txt2 |
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