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#ifndef _HTTP_DECODER_STAT_H_
#define _HTTP_DECODER_STAT_H_ 1
#include <fieldstat/fieldstat_easy.h>
enum http_decoder_stat_type
{
HTTPD_STAT_BYTES_C2S = 0,
HTTPD_STAT_BYTES_S2C,
HTTPD_STAT_TCP_SEG_C2S,
HTTPD_STAT_TCP_SEG_S2C,
HTTPD_STAT_HEADERS_C2S,
HTTPD_STAT_HEADERS_S2C,
HTTPD_STAT_URL_BYTES,
HTTPD_STAT_SESSION_NEW,
HTTPD_STAT_SESSION_FREE,
HTTPD_STAT_SESSION_EXCEPTION, // rst, kickout, lost packet, etc.
HTTPD_STAT_TRANSACTION_NEW,
HTTPD_STAT_TRANSACTION_FREE,
HTTPD_STAT_ASYMMETRY_SESSION_C2S,
HTTPD_STAT_ASYMMETRY_SESSION_S2C,
HTTPD_STAT_ASYMMETRY_TRANSACTION_C2S,
HTTPD_STAT_ASYMMETRY_TRANSACTION_S2C,
HTTPD_STAT_PARSE_ERR,
HTTPD_STAT_MAX,
};
struct hd_stat_config_tuple
{
enum http_decoder_stat_type type;
const char *name;
};
struct hd_statistics
{
long long time_ms[HTTPD_STAT_MAX];
long long counter[HTTPD_STAT_MAX];
int batch[HTTPD_STAT_MAX]; //call fieldstat_easy_counter_incrby() per batch
}__attribute__ ((aligned (64)));
struct http_decoder_stat
{
pthread_t timer_pid;
long long current_time_ms;
struct fieldstat_easy *fse;
int stat_interval_pkts; // call fieldstat_incrby every stat_interval_pkts
int field_stat_id[HTTPD_STAT_MAX];
struct hd_statistics *stats; //size is thread number
};
int http_decoder_stat_init(struct http_decoder_stat *hd_stat, int thread_max, int stat_interval_pkts, int stat_interval_time);
void http_decoder_stat_free(struct http_decoder_stat *hd_stat);
void http_decoder_stat_update(struct http_decoder_stat *hd_stat, int thread_id, enum http_decoder_stat_type type, long long value);
#endif
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