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signatures: Fix ISO 9960 signature

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This signature only really works when default_file_bof_buffer_size is bumped
to a sufficient value (40k).
This commit is contained in:
Arne Welzel 2024-02-21 10:28:25 +01:00
parent 036bcfe919
commit d2409dd432
4 changed files with 30 additions and 2 deletions
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16
testing/btest/scripts/base/files/mime/iso-9660.zeek Normal file
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@ -0,0 +1,16 @@
# @TEST-DOC: Test ISO 9660 mime detection works with increased default_file_bof_buffer_size.
#
# @TEST-EXEC: zcat <$TRACES/http/iso-download.pcap.gz | zeek -b -r - %INPUT
# @TEST-EXEC: zeek-cut -m fuid source mime_type filename < files.log > files.log.cut
# @TEST-EXEC: btest-diff files.log.cut
@load base/protocols/http
@load base/frameworks/files
redef default_file_bof_buffer_size = 40000;
event file_over_new_connection(f: fa_file, c: connection, is_orig: bool)
{
if ( f$source == "HTTP" )
f$info$filename = split_string(c$http$uri, /\//)[-1];
}