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persistence really works.

Browse source 
It took me way too long to find this - I got the uint8 serialize/deserialize
wrong :/
This commit is contained in:
Bernhard Amann 2013-04-19 09:52:45 -07:00
parent 70c020e412
commit 8340af55d1
5 changed files with 50 additions and 9 deletions
Download patch file Download diff file Expand all files Collapse all files

2
src/HyperLogLog.cc
View file

@ -43,7 +43,7 @@ CardinalityCounter::CardinalityCounter(uint64_t size)
V = m;
}
CardinalityCounter :: CardinalityCounter(double error_margin)
CardinalityCounter::CardinalityCounter(double error_margin)
{
int b = optimalB(error_margin);
m = (uint64_t) pow(2, b);

5
src/OpaqueVal.cc
View file

@ -34,9 +34,7 @@ bool CardinalityVal::DoSerialize(SerialInfo* info) const
serialvalid &= SERIALIZE(c->V);
serialvalid &= SERIALIZE(c->alpha_m);
for ( int i = 0; i < c->m; i++ )
{
serialvalid &= SERIALIZE(c->buckets[i]);
}
serialvalid &= SERIALIZE( c->buckets[i] );
return serialvalid;
}
@ -63,7 +61,6 @@ bool CardinalityVal::DoUnserialize(UnserialInfo* info)
uint8_t* currbucket = buckets + i;
serialvalid &= UNSERIALIZE( currbucket );
}
return valid;
}

2
src/SerializationFormat.cc
View file

@ -112,7 +112,6 @@ bool BinarySerializationFormat::Read(uint8* v, const char* tag)
if ( ! ReadData(v, sizeof(*v)) )
return false;
*v = ntohs(*v);
DBG_LOG(DBG_SERIAL, "Read uint8 %hu [%s]", *v, tag);
return true;
}
@ -314,7 +313,6 @@ bool BinarySerializationFormat::Write(char v, const char* tag)
bool BinarySerializationFormat::Write(uint8 v, const char* tag)
{
DBG_LOG(DBG_SERIAL, "Write uint8 %hu [%s]", v, tag);
v = htons(v);
return WriteData(&v, sizeof(v));
}

6
testing/btest/Baseline/bifs.hll_persistence/out Normal file
View file

@ -0,0 +1,6 @@
1
10.000763
2
10.000763
3
11.000923

40
testing/btest/bifs/hll_persistence.bro Normal file
View file

@ -0,0 +1,40 @@
# @TEST-EXEC: bro -b %INPUT runnumber=1 >out
# @TEST-EXEC: bro -b %INPUT runnumber=2 >>out
# @TEST-EXEC: bro -b %INPUT runnumber=3 >>out
# @TEST-EXEC: btest-diff out
global runnumber: count &redef; # differentiate first and second run
global card: opaque of cardinality &persistent;
event bro_init()
{
print runnumber;
if ( runnumber == 1 )
{
card = hll_cardinality_init(0.01);
hll_cardinality_add(card, "a");
hll_cardinality_add(card, "b");
hll_cardinality_add(card, "c");
hll_cardinality_add(card, "d");
hll_cardinality_add(card, "e");
hll_cardinality_add(card, "f");
hll_cardinality_add(card, "g");
hll_cardinality_add(card, "h");
hll_cardinality_add(card, "i");
hll_cardinality_add(card, "j");
}
print hll_cardinality_estimate(card);
if ( runnumber == 2 )
{
hll_cardinality_add(card, "a");
hll_cardinality_add(card, "b");
hll_cardinality_add(card, "c");
hll_cardinality_add(card, "aa");
}
}