zeek/testing/btest/scripts/base/frameworks/sumstats/topk.zeek
Johanna Amann 74bb7716f6 Finish implementation of copy method.
All types (besides EntropyVal) now support a native copy operation,
which uses primitives of the underlying datatypes to perform a quick
copy, without serialization.

EntropyVal is the one exception - since that type is rather complex
(many members) and will probably not be copied a lot, if at all, it
makes sense to just use the serialization function.

This will have to be slightly re-written in the near-term-future to use
the new serialization function for that opaque type.

This change also introduces a new x509_from_der bif, which allows to
parse a der into an opaque of x509.

This change removes the d2i_X509_ wrapper function; this was a remnant
when d2i_X509 took non-const arguments. We directly use d2i_X509 at
several places assuming const-ness, so there does not seem to ba a
reason to keep the wrapper.

This change also exposed a problem in the File cache - cases in which an
object was brought back into the cache, and writing occurred in the
file_open event were never correctly handeled as far as I can tell.
2019-05-22 14:29:37 -07:00

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# @TEST-EXEC: zeek %INPUT
# @TEST-EXEC: btest-diff .stdout
event zeek_init() &priority=5
{
local r1: SumStats::Reducer = [$stream="test.metric",
$apply=set(SumStats::TOPK)];
# Merge two empty sets
local topk1: opaque of topk = topk_init(4);
local topk2: opaque of topk = topk_init(4);
topk_merge(topk1, topk2);
SumStats::create([$name="topk-test",
$epoch=3secs,
$reducers=set(r1),
$epoch_result(ts: time, key: SumStats::Key, result: SumStats::Result) =
{
local r = result["test.metric"];
local s: vector of SumStats::Observation;
s = topk_get_top(r$topk, 5);
print fmt("Top entries for key %s", key$str);
for ( element in s )
{
print fmt("Num: %d, count: %d, epsilon: %d", s[element]$num, topk_count(r$topk, s[element]), topk_epsilon(r$topk, s[element]));
}
}]);
const loop_v: vector of count = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 100};
local a: count;
a = 0;
for ( i in loop_v )
{
a = a + 1;
for ( j in loop_v )
{
if ( i < j )
SumStats::observe("test.metric", [$str="counter"], [$num=a]);
}
}
SumStats::observe("test.metric", [$str="two"], [$num=1]);
SumStats::observe("test.metric", [$str="two"], [$num=1]);
}