util-profiling-rules.c File Reference

#include "suricata-common.h"
#include "decode.h"
#include "detect.h"
#include "conf.h"
#include "tm-threads.h"
#include "util-unittest.h"
#include "util-byte.h"
#include "util-profiling.h"
#include "util-profiling-locks.h"

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Data Structures
struct	SCProfileData_
struct	SCProfileDetectCtx_
struct	SCProfileSummary_

Macros
#define	SET_ONE(x)

Typedefs
typedef struct SCProfileData_	SCProfileData
typedef struct SCProfileDetectCtx_	SCProfileDetectCtx
typedef struct SCProfileSummary_	SCProfileSummary

Enumerations
enum	{   SC_PROFILING_RULES_SORT_BY_TICKS = 0, SC_PROFILING_RULES_SORT_BY_AVG_TICKS, SC_PROFILING_RULES_SORT_BY_CHECKS, SC_PROFILING_RULES_SORT_BY_MATCHES,   SC_PROFILING_RULES_SORT_BY_MAX_TICKS, SC_PROFILING_RULES_SORT_BY_AVG_TICKS_MATCH, SC_PROFILING_RULES_SORT_BY_AVG_TICKS_NO_MATCH }

Functions
void	SCProfilingRulesGlobalInit (void)
void	SCProfilingRuleUpdateCounter (DetectEngineThreadCtx *det_ctx, uint16_t id, uint64_t ticks, int match)
	Update a rule counter. More...
void	SCProfilingRuleDestroyCtx (SCProfileDetectCtx *ctx)
void	SCProfilingRuleThreadSetup (SCProfileDetectCtx *ctx, DetectEngineThreadCtx *det_ctx)
void	SCProfilingRuleThreadCleanup (DetectEngineThreadCtx *det_ctx)
void	SCProfilingRuleInitCounters (DetectEngineCtx *de_ctx)
	Register the rule profiling counters. More...

Variables
int	profiling_output_to_file
int	profiling_rules_enabled = 0

Detailed Description

Author

Endace Technology Limited.

Victor Julien victo.nosp@m.r@in.nosp@m.linia.nosp@m.c.ne.nosp@m.t

An API for rule profiling operations.

Definition in file util-profiling-rules.c.

Macro Definition Documentation

#define SET_ONE

(

x

)

Value:

{ \
        profiling_rules_sort_orders[0] = (x); \
        profiling_rules_sort_orders[1] = -1;  \
    }

Referenced by SCProfilingRulesGlobalInit().

Typedef Documentation

typedef struct SCProfileData_ SCProfileData

Extra data for rule profiling.

typedef struct SCProfileDetectCtx_ SCProfileDetectCtx

typedef struct SCProfileSummary_ SCProfileSummary

Used for generating the summary data to print.

Enumeration Type Documentation

anonymous enum

Sort orders for dumping profiled rules.

Enumerator
SC_PROFILING_RULES_SORT_BY_TICKS
SC_PROFILING_RULES_SORT_BY_AVG_TICKS
SC_PROFILING_RULES_SORT_BY_CHECKS
SC_PROFILING_RULES_SORT_BY_MATCHES
SC_PROFILING_RULES_SORT_BY_MAX_TICKS
SC_PROFILING_RULES_SORT_BY_AVG_TICKS_MATCH
SC_PROFILING_RULES_SORT_BY_AVG_TICKS_NO_MATCH

Definition at line 91 of file util-profiling-rules.c.

Function Documentation

void SCProfilingRuleDestroyCtx

(

SCProfileDetectCtx *

ctx

)

Definition at line 602 of file util-profiling-rules.c.

References SCProfileDetectCtx_::data, SCProfileDetectCtx_::data_m, and SCFree.

Referenced by DetectEngineCtxFree().

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void SCProfilingRuleInitCounters

(

DetectEngineCtx *

de_ctx

)

Register the rule profiling counters.

Parameters

de_ctx

The active DetectEngineCtx, used to get at the loaded rules.

Definition at line 664 of file util-profiling-rules.c.

References BUG_ON, SCProfileDetectCtx_::data, SCProfileData_::gid, Signature_::gid, Signature_::id, Signature_::next, DetectEngineCtx_::profile_ctx, Signature_::profiling_id, profiling_rules_enabled, SCProfileData_::rev, Signature_::rev, SCLogPerf, SCMalloc, SCProfileData_::sid, DetectEngineCtx_::sig_list, and SCProfileDetectCtx_::size.

Referenced by SigGroupBuild().

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void SCProfilingRulesGlobalInit

(

void

)

Definition at line 116 of file util-profiling-rules.c.

References SCProfileSummary_::avgticks, SCProfileSummary_::avgticks_match, SCProfileSummary_::avgticks_no_match, ByteExtractStringUint32(), SCProfileData_::checks, SCProfileSummary_::checks, ConfGetNode(), ConfigGetLogDirectory(), ConfNodeChildValueIsTrue(), ConfNodeLookupChildValue(), ConfValIsTrue(), CreateIsoTimeString(), SCProfileDetectCtx_::data, SCProfileData_::gid, SCProfileSummary_::gid, SCProfileDetectCtx_::id, SCProfileData_::matches, SCProfileSummary_::matches, SCProfileData_::max, SCProfileSummary_::max, MIN, profiling_output_to_file, profiling_rules_enabled, SCProfileData_::rev, SCProfileSummary_::rev, SC_ERR_FOPEN, SC_ERR_INVALID_ARGUMENT, SC_ERR_MEM_ALLOC, SC_ERR_NO_JSON_SUPPORT, SC_PROFILING_RULES_SORT_BY_AVG_TICKS, SC_PROFILING_RULES_SORT_BY_AVG_TICKS_MATCH, SC_PROFILING_RULES_SORT_BY_AVG_TICKS_NO_MATCH, SC_PROFILING_RULES_SORT_BY_CHECKS, SC_PROFILING_RULES_SORT_BY_MATCHES, SC_PROFILING_RULES_SORT_BY_MAX_TICKS, SC_PROFILING_RULES_SORT_BY_TICKS, SCFree, SCLocalTime(), SCLogError, SCLogPerf, SCLogWarning, SCMalloc, SET_ONE, SCProfileData_::sid, SCProfileSummary_::sid, SCProfileDetectCtx_::size, SCProfileSummary_::ticks, SCProfileData_::ticks_match, SCProfileSummary_::ticks_match, SCProfileData_::ticks_no_match, SCProfileSummary_::ticks_no_match, and unlikely.

Referenced by PreRunInit().

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void SCProfilingRuleThreadCleanup

(

DetectEngineThreadCtx *

det_ctx

)

Definition at line 644 of file util-profiling-rules.c.

References SCProfileDetectCtx_::data_m, DetectEngineThreadCtx_::de_ctx, DetectEngineCtx_::profile_ctx, DetectEngineThreadCtx_::rule_perf_data, DetectEngineThreadCtx_::rule_perf_data_size, and SCFree.

Referenced by DetectEngineThreadCtxInit().

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void SCProfilingRuleThreadSetup	(	SCProfileDetectCtx *	ctx,
		DetectEngineThreadCtx *	det_ctx
	)

Definition at line 613 of file util-profiling-rules.c.

References SCProfileData_::checks, SCProfileDetectCtx_::data, SCProfileData_::matches, SCProfileData_::max, DetectEngineCtx_::profile_ctx, DetectEngineThreadCtx_::rule_perf_data, DetectEngineThreadCtx_::rule_perf_data_size, SCMalloc, SCProfileDetectCtx_::size, SCProfileData_::ticks_match, and SCProfileData_::ticks_no_match.

Referenced by DetectEngineResetMaxSigId().

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void SCProfilingRuleUpdateCounter	(	DetectEngineThreadCtx *	det_ctx,
		uint16_t	id,
		uint64_t	ticks,
		int	match
	)

Update a rule counter.

Parameters

id	The ID of this counter.
ticks	Number of CPU ticks for this rule.
match	Did the rule match?

Definition at line 570 of file util-profiling-rules.c.

References SCProfileData_::checks, SCProfileDetectCtx_::data_m, SCProfileData_::matches, SCProfileData_::max, DetectEngineThreadCtx_::rule_perf_data, DetectEngineThreadCtx_::rule_perf_data_size, SC_ERR_MUTEX, SCLogError, SCMalloc, SCProfileData_::ticks_match, and SCProfileData_::ticks_no_match.

Variable Documentation

int profiling_output_to_file

Definition at line 102 of file util-profiling.c.

Referenced by SCProfilingRulesGlobalInit().

int profiling_rules_enabled = 0

Definition at line 81 of file util-profiling-rules.c.

Referenced by PostRunDeinit(), SCProfilingRuleInitCounters(), and SCProfilingRulesGlobalInit().