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ded98cd373
This is based on commit 2731def9159247e6da8a3191783c89683363689c from the zeek-docs repo.
45 lines
1 KiB
Text
45 lines
1 KiB
Text
module Factor;
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export {
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redef enum Log::ID += { LOG };
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type Info: record {
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num: count &log;
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factorial_num: count &log;
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};
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}
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function factorial(n: count): count
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{
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if ( n == 0 )
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return 1;
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else
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return (n * factorial(n - 1));
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}
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event zeek_done()
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{
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local numbers: vector of count = vector(1, 2, 3, 4, 5, 6, 7, 8, 9, 10);
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for ( n in numbers )
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Log::write( Factor::LOG, [$num=numbers[n],
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$factorial_num=factorial(numbers[n])]);
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}
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function mod5(id: Log::ID, path: string, rec: Factor::Info) : string
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{
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if ( rec$factorial_num % 5 == 0 )
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return "factor-mod5";
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else
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return "factor-non5";
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}
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event zeek_init()
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{
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Log::create_stream(LOG, [$columns=Info, $path="factor"]);
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local filter: Log::Filter = [$name="split-mod5s", $path_func=mod5];
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Log::add_filter(Factor::LOG, filter);
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Log::remove_filter(Factor::LOG, "default");
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}
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