mirror of
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25 lines
399 B
Perl
Executable File
25 lines
399 B
Perl
Executable File
#!/usr/local/bin/perl
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#
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# usage:
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# setkey -D | perl thisfile > secrets.txt
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# tcpdump -n -E "file secrets.txt"
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#
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while (<>) {
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if (/^(\S+)\s+(\S+)/) {
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$src = $1;
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$dst = $2;
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next;
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}
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if (/^\s+esp.*spi=(\d+)/) {
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$spi = $1;
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next;
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}
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if (/^\s+E:\s+(\S+)\s+(.*)$/) {
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$algo = $1. "-hmac96";
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($secret = $2) =~ s/\s+//g;
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printf"0x%x@%s %s:0x%s\n", $spi, $dst, $algo, $secret;
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next;
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}
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}
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