Weird settings: make constants into options.

The new weird settings are now all updateable during runtime.
This commit is contained in:
Johanna Amann 2018-09-05 12:59:57 -07:00
parent 5c68093bc3
commit bec98b98f3
9 changed files with 675 additions and 12 deletions

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@ -1,2 +1,3 @@
@load ./main @load ./main
@load ./input @load ./input
@load ./weird

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@ -0,0 +1,44 @@
##! This script sets up the config framework change handlers for weirds.
@load ./main
module Config;
function weird_option_change_sampling_whitelist(ID: string, new_value: string_set, location: string) : string_set
{
if ( ID == "Weird::sampling_whitelist" )
{
Reporter::set_weird_sampling_whitelist(new_value);
}
return new_value;
}
function weird_option_change_count(ID: string, new_value: count, location: string) : count
{
if ( ID == "Weird::sampling_threshold" )
{
Reporter::set_weird_sampling_threshold(new_value);
}
else if ( ID == "Weird::sampling_rate" )
{
Reporter::set_weird_sampling_rate(new_value);
}
return new_value;
}
function weird_option_change_interval(ID: string, new_value: interval, location: string) : interval
{
if ( ID == "Weird::sampling_duration" )
{
Reporter::set_weird_sampling_duration(new_value);
}
return new_value;
}
event bro_init() &priority=5
{
Option::set_change_handler("Weird::sampling_whitelist", weird_option_change_sampling_whitelist, 5);
Option::set_change_handler("Weird::sampling_threshold", weird_option_change_count, 5);
Option::set_change_handler("Weird::sampling_rate", weird_option_change_count, 5);
Option::set_change_handler("Weird::sampling_duration", weird_option_change_interval, 5);
}

View file

@ -4847,18 +4847,18 @@ export {
module Weird; module Weird;
export { export {
## Prevents rate-limiting sampling of any weirds named in the table. ## Prevents rate-limiting sampling of any weirds named in the table.
const sampling_whitelist: set[string] &redef; option sampling_whitelist: set[string] = {};
## How many weirds of a given type to tolerate before sampling begins. ## How many weirds of a given type to tolerate before sampling begins.
## I.e. this many consecutive weirds of a given type will be allowed to ## I.e. this many consecutive weirds of a given type will be allowed to
## raise events for script-layer handling before being rate-limited. ## raise events for script-layer handling before being rate-limited.
const sampling_threshold = 25 &redef; option sampling_threshold : count = 25;
## The rate-limiting sampling rate. One out of every of this number of ## The rate-limiting sampling rate. One out of every of this number of
## rate-limited weirds of a given type will be allowed to raise events ## rate-limited weirds of a given type will be allowed to raise events
## for further script-layer handling. Setting the sampling rate to 0 ## for further script-layer handling. Setting the sampling rate to 0
## will disable all output of rate-limited weirds. ## will disable all output of rate-limited weirds.
const sampling_rate = 1000 &redef; option sampling_rate : count = 1000;
## How long a weird of a given type is allowed to keep state/counters in ## How long a weird of a given type is allowed to keep state/counters in
## memory. For "net" weirds an expiration timer starts per weird name when ## memory. For "net" weirds an expiration timer starts per weird name when
@ -4871,7 +4871,7 @@ export {
## begins for "foo" and upon triggering will reset the counter for "foo" ## begins for "foo" and upon triggering will reset the counter for "foo"
## and unthrottle its rate-limiting until it once again exceeds the ## and unthrottle its rate-limiting until it once again exceeds the
## threshold. ## threshold.
const sampling_duration = 10min &redef; option sampling_duration = 10min;
} }
module GLOBAL; module GLOBAL;

View file

@ -52,13 +52,13 @@ Reporter::~Reporter()
void Reporter::InitOptions() void Reporter::InitOptions()
{ {
info_to_stderr = internal_const_val("Reporter::info_to_stderr")->AsBool(); info_to_stderr = internal_val("Reporter::info_to_stderr")->AsBool();
warnings_to_stderr = internal_const_val("Reporter::warnings_to_stderr")->AsBool(); warnings_to_stderr = internal_val("Reporter::warnings_to_stderr")->AsBool();
errors_to_stderr = internal_const_val("Reporter::errors_to_stderr")->AsBool(); errors_to_stderr = internal_val("Reporter::errors_to_stderr")->AsBool();
weird_sampling_rate = internal_const_val("Weird::sampling_rate")->AsCount(); weird_sampling_rate = internal_val("Weird::sampling_rate")->AsCount();
weird_sampling_threshold = internal_const_val("Weird::sampling_threshold")->AsCount(); weird_sampling_threshold = internal_val("Weird::sampling_threshold")->AsCount();
weird_sampling_duration = internal_const_val("Weird::sampling_duration")->AsInterval(); weird_sampling_duration = internal_val("Weird::sampling_duration")->AsInterval();
auto wl_val = internal_const_val("Weird::sampling_whitelist")->AsTableVal(); auto wl_val = internal_val("Weird::sampling_whitelist")->AsTableVal();
auto wl_table = wl_val->AsTable(); auto wl_table = wl_val->AsTable();
HashKey* k; HashKey* k;

View file

@ -152,6 +152,87 @@ public:
const WeirdCountMap& GetWeirdsByType() const const WeirdCountMap& GetWeirdsByType() const
{ return weird_count_by_type; } { return weird_count_by_type; }
/**
* Sets the weird sampling whitelist.
*
* @param weird_sampling_whitelist New weird sampling whitelist.
*/
WeirdSet GetWeirdSamplingWhitelist() const
{
return weird_sampling_whitelist;
}
/**
* Sets the weird sampling whitelist.
*
* @param weird_sampling_whitelist New weird sampling whitelist.
*/
void SetWeirdSamplingWhitelist(const WeirdSet &weird_sampling_whitelist)
{
Reporter::weird_sampling_whitelist = weird_sampling_whitelist;
}
/**
* Gets the current weird sampling threshold.
*
* @return weird sampling threshold.
*/
uint64 GetWeirdSamplingThreshold() const
{
return weird_sampling_threshold;
}
/**
* Sets the current weird sampling threshold.
*
* @param weird_sampling_threshold New weird sampling threshold.
*/
void SetWeirdSamplingThreshold(uint64 weird_sampling_threshold)
{
Reporter::weird_sampling_threshold = weird_sampling_threshold;
}
/**
* Gets the current weird sampling rate.
*
* @return weird sampling rate.
*/
uint64 GetWeirdSamplingRate() const
{
return weird_sampling_rate;
}
/**
* Sets the weird sampling rate.
*
* @param weird_sampling_rate New weird sampling rate.
*/
void SetWeirdSamplingRate(uint64 weird_sampling_rate)
{
Reporter::weird_sampling_rate = weird_sampling_rate;
}
/**
* Gets the current weird sampling duration.
*
* @return weird sampling duration.
*/
double GetWeirdSamplingDuration() const
{
return weird_sampling_duration;
}
/**
* Sets the current weird sampling duration. Please note that
* this will not delete already running timers.
*
* @param weird_sampling_duration New weird sampling duration.
*/
void SetWeirdSamplingDuration(double weird_sampling_duration)
{
Reporter::weird_sampling_duration = weird_sampling_duration;
}
private: private:
void DoLog(const char* prefix, EventHandlerPtr event, FILE* out, void DoLog(const char* prefix, EventHandlerPtr event, FILE* out,
Connection* conn, val_list* addl, bool location, bool time, Connection* conn, val_list* addl, bool location, bool time,
@ -178,7 +259,6 @@ private:
uint64 weird_count; uint64 weird_count;
WeirdCountMap weird_count_by_type; WeirdCountMap weird_count_by_type;
WeirdCountMap net_weird_state; WeirdCountMap net_weird_state;
WeirdFlowMap flow_weird_state; WeirdFlowMap flow_weird_state;

View file

@ -112,3 +112,102 @@ function Reporter::conn_weird%(name: string, c: connection, addl: string &defaul
reporter->Weird(c, name->CheckString(), addl->CheckString()); reporter->Weird(c, name->CheckString(), addl->CheckString());
return new Val(1, TYPE_BOOL); return new Val(1, TYPE_BOOL);
%} %}
## Gets the weird sampling whitelist
##
## Returns: Current weird sampling whitelist
function Reporter::get_weird_sampling_whitelist%(%): string_set
%{
TableVal* set = new TableVal(string_set);
for ( auto el : reporter->GetWeirdSamplingWhitelist() )
{
set->Assign(new StringVal(el), nullptr);
}
return set;
%}
## Sets the weird sampling whitelist
##
## whitelist: New weird sampling rate.
##
## Returns: Always true.
function Reporter::set_weird_sampling_whitelist%(weird_sampling_whitelist: string_set%) : bool
%{
auto wl_val = weird_sampling_whitelist->AsTableVal();
auto wl_table = wl_val->AsTable();
std::unordered_set<std::string> whitelist_set;
HashKey* k;
IterCookie* c = wl_table->InitForIteration();
TableEntryVal* v;
while ( (v = wl_table->NextEntry(k, c)) )
{
auto index = wl_val->RecoverIndex(k);
string key = index->Index(0)->AsString()->CheckString();
whitelist_set.emplace(move(key));
Unref(index);
delete k;
}
reporter->SetWeirdSamplingWhitelist(whitelist_set);
return new Val(1, TYPE_BOOL);
%}
## Gets the current weird sampling threshold
##
## Returns: current weird sampling threshold.
function Reporter::get_weird_sampling_threshold%(%) : count
%{
return new Val(reporter->GetWeirdSamplingThreshold(), TYPE_COUNT);
%}
## Sets the current weird sampling threshold
##
## threshold: New weird sampling threshold.
##
## Returns: Always returns true;
function Reporter::set_weird_sampling_threshold%(weird_sampling_threshold: count%) : bool
%{
reporter->SetWeirdSamplingThreshold(weird_sampling_threshold);
return new Val(1, TYPE_BOOL);
%}
## Gets the current weird sampling rate.
##
## Returns: weird sampling rate.
function Reporter::get_weird_sampling_rate%(%) : count
%{
return new Val(reporter->GetWeirdSamplingRate(), TYPE_COUNT);
%}
## Sets the weird sampling rate.
##
## weird_sampling_rate: New weird sampling rate.
##
## Returns: Always returns true.
function Reporter::set_weird_sampling_rate%(weird_sampling_rate: count%) : bool
%{
reporter->SetWeirdSamplingRate(weird_sampling_rate);
return new Val(1, TYPE_BOOL);
%}
## Gets the current weird sampling duration.
##
## Returns: weird sampling duration.
function Reporter::get_weird_sampling_duration%(%) : interval
%{
return new Val(reporter->GetWeirdSamplingDuration(), TYPE_INTERVAL);
%}
## Sets the current weird sampling duration. Please note that
## this will not delete already running timers.
##
## weird_sampling_duration: New weird sampling duration.
##
## Returns: always returns True
function Reporter::set_weird_sampling_duration%(weird_sampling_duration: interval%) : bool
%{
reporter->SetWeirdSamplingDuration(weird_sampling_duration);
return new Val(1, TYPE_BOOL);
%}

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@ -0,0 +1,13 @@
#separator \x09
#set_separator ,
#empty_field (empty)
#unset_field -
#path config
#open 2018-09-05-19-30-42
#fields ts id old_value new_value location
#types time string string string string
0.000000 Weird::sampling_duration 10.0 mins 5.0 secs -
0.000000 Weird::sampling_threshold 25 10 -
0.000000 Weird::sampling_rate 1000 10 -
0.000000 Weird::sampling_whitelist (empty) whitelisted_net_weird,whitelisted_flow_weird,whitelisted_conn_weird -
#close 2018-09-05-19-30-42

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@ -0,0 +1,360 @@
Config values set
{
whitelisted_net_weird,
whitelisted_flow_weird,
whitelisted_conn_weird
}
10
10
5.0
net_weird, my_net_weird
flow_weird, my_flow_weird
conn_weird, my_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, my_net_weird
flow_weird, my_flow_weird
conn_weird, my_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, my_net_weird
flow_weird, my_flow_weird
conn_weird, my_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, my_net_weird
flow_weird, my_flow_weird
conn_weird, my_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, my_net_weird
flow_weird, my_flow_weird
conn_weird, my_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, my_net_weird
flow_weird, my_flow_weird
conn_weird, my_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, my_net_weird
flow_weird, my_flow_weird
conn_weird, my_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, my_net_weird
flow_weird, my_flow_weird
conn_weird, my_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, my_net_weird
flow_weird, my_flow_weird
conn_weird, my_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, my_net_weird
flow_weird, my_flow_weird
conn_weird, my_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, my_net_weird
flow_weird, my_flow_weird
conn_weird, my_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, my_net_weird
flow_weird, my_flow_weird
conn_weird, my_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, my_net_weird
flow_weird, my_flow_weird
conn_weird, my_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, my_net_weird
flow_weird, my_flow_weird
conn_weird, my_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, my_net_weird
flow_weird, my_flow_weird
conn_weird, my_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, my_net_weird
flow_weird, my_flow_weird
conn_weird, my_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, my_net_weird
flow_weird, my_flow_weird
conn_weird, my_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, my_net_weird
flow_weird, my_flow_weird
conn_weird, my_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, my_net_weird
flow_weird, my_flow_weird
conn_weird, my_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, my_net_weird
flow_weird, my_flow_weird
conn_weird, my_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, my_net_weird
flow_weird, my_flow_weird
conn_weird, my_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, my_net_weird
flow_weird, my_flow_weird
conn_weird, my_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, my_net_weird
flow_weird, my_flow_weird
conn_weird, my_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, my_net_weird
flow_weird, my_flow_weird
conn_weird, my_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, my_net_weird
flow_weird, my_flow_weird
conn_weird, my_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, my_net_weird
flow_weird, my_flow_weird
conn_weird, my_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird
net_weird, my_net_weird
flow_weird, my_flow_weird
conn_weird, my_conn_weird
net_weird, whitelisted_net_weird
flow_weird, whitelisted_flow_weird
conn_weird, whitelisted_conn_weird

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@ -0,0 +1,66 @@
# @TEST-EXEC: bro -r $TRACES/http/bro.org.pcap %INPUT >output
# @TEST-EXEC: btest-diff output
# @TEST-EXEC: btest-diff config.log
event bro_init()
{
Config::set_value("Weird::sampling_duration", 5sec);
Config::set_value("Weird::sampling_threshold", 10);
Config::set_value("Weird::sampling_rate", 10);
Config::set_value("Weird::sampling_whitelist", set("whitelisted_net_weird", "whitelisted_flow_weird", "whitelisted_conn_weird"));
print "Config values set";
}
event bro_init() &priority = -10
{
print Reporter::get_weird_sampling_whitelist();
print Reporter::get_weird_sampling_rate();
print Reporter::get_weird_sampling_threshold();
print Reporter::get_weird_sampling_duration();
}
event conn_weird(name: string, c: connection, addl: string)
{
print "conn_weird", name;
}
event flow_weird(name: string, src: addr, dst: addr)
{
print "flow_weird", name;
}
event net_weird(name: string)
{
print "net_weird", name;
}
event gen_weirds(c: connection)
{
local num = 30;
while ( num != 0 )
{
Reporter::net_weird("my_net_weird");
Reporter::flow_weird("my_flow_weird", c$id$orig_h, c$id$resp_h);
Reporter::conn_weird("my_conn_weird", c);
Reporter::net_weird("whitelisted_net_weird");
Reporter::flow_weird("whitelisted_flow_weird", c$id$orig_h, c$id$resp_h);
Reporter::conn_weird("whitelisted_conn_weird", c);
--num;
}
}
global did_one_connection = F;
event new_connection(c: connection)
{
if ( did_one_connection )
return;
did_one_connection = T;
event gen_weirds(c); # should permit 10 + 2 of each "my" weird
schedule 2sec { gen_weirds(c) }; # should permit 3 of each "my" weird
schedule 7sec { gen_weirds(c) }; # should permit 10 + 2 of each "my" weird
# Total of 27 "my" weirds of each type and 90 of each "whitelisted" type
}