#include <stdio.h>
#include <unistd.h>
#include <pthread.h>

#include <MESA/field_stat2.h>
#include <MESA/MESA_prof_load.h>
#include <MESA/MESA_handle_logger.h>

#include "tsg_entry.h"
#include "tsg_send_log.h"
#include "tsg_send_log_internal.h"

tsg_statis_para_t g_tsg_statis_para;

int tsg_set_policy_flow(struct streaminfo *a_stream, Maat_rule_t *p_result, int thread_seq)
{
	struct _traffic_info *traffic_info=NULL;

	if(g_tsg_statis_para.cycle<=0)
	{
		return 0;
	}
	
	if(a_stream==NULL || p_result==NULL)
	{
		return -1;
	}
	
	traffic_info=&(g_tsg_statis_para.traffic_info[(int)p_result->action][thread_seq]);

	traffic_info->con_num++;
	traffic_info->in_bytes+=a_stream->ptcpdetail->clientbytes;	
	traffic_info->in_packets+=a_stream->ptcpdetail->clientpktnum;
	
	traffic_info->out_bytes+=a_stream->ptcpdetail->serverbytes;
	traffic_info->out_packets+=a_stream->ptcpdetail->serverpktnum;
	
	return 0;
}

static int _set_traffic_info(struct _traffic_info *from, struct _traffic_info *to, int action, int thread_num)
{
	tsg_statis_field_id_t con_num_id=STATIS_UNKNOWN;
	tsg_statis_field_id_t in_bytes_id=STATIS_UNKNOWN;
	tsg_statis_field_id_t in_packets_id=STATIS_UNKNOWN;
	tsg_statis_field_id_t out_bytes_id=STATIS_UNKNOWN;
	tsg_statis_field_id_t out_packets_id=STATIS_UNKNOWN;

	long long con_num_sum=0;
	long long in_bytes_sum=0,in_packets_sum=0;
	long long out_bytes_sum=0,out_packets_sum=0;

	for(int i=0; i<thread_num; i++)
	{
		con_num_sum+=from[i].con_num;
		in_bytes_sum+=from[i].in_bytes;
		in_packets_sum+=from[i].in_packets;
		out_bytes_sum+=from[i].out_bytes;
		out_packets_sum+=from[i].out_packets;
	}

	if(to!=NULL)
	{
		to->con_num+=con_num_sum;
		to->in_bytes+=in_bytes_sum;
		to->in_packets+=in_packets_sum;
		to->out_bytes+=out_bytes_sum;
		to->out_packets+=out_packets_sum;
	}

	switch(action)
	{
		case	TSG_ACTION_BYPASS:
			con_num_id=STATIS_ALLOW_CON_NUM;
			in_bytes_id=STATIS_ALLOW_IN_BYTES;
			in_packets_id=STATIS_ALLOW_IN_PACKETS;
			out_bytes_id=STATIS_ALLOW_OUT_BYTES;
			out_packets_id=STATIS_ALLOW_OUT_PACKETS;
			break;
		case	TSG_ACTION_DENY:
			con_num_id=STATIS_DENY_CON_NUM;
			in_bytes_id=STATIS_DENY_IN_BYTES;
			in_packets_id=STATIS_DENY_IN_PACKETS;
			out_bytes_id=STATIS_DENY_OUT_BYTES;
			out_packets_id=STATIS_DENY_OUT_PACKETS;
			break;
		case	TSG_ACTION_MONITOR:
			con_num_id=STATIS_MONITOR_CON_NUM;
			in_bytes_id=STATIS_MONITOR_IN_BYTES;
			in_packets_id=STATIS_MONITOR_IN_PACKETS;
			out_bytes_id=STATIS_MONITOR_OUT_BYTES;
			out_packets_id=STATIS_MONITOR_OUT_PACKETS;
			break;
		case	TSG_ACTION_INTERCEPT:
			con_num_id=STATIS_INTERCEPT_CON_NUM;
			in_bytes_id=STATIS_INTERCEPT_IN_BYTES;
			in_packets_id=STATIS_INTERCEPT_IN_PACKETS;
			out_bytes_id=STATIS_INTERCEPT_OUT_BYTES;
			out_packets_id=STATIS_INTERCEPT_OUT_PACKETS;
			break;
		case	TSG_ACTION_NONE:
			con_num_id=STATIS_DEFAULT_CON_NUM;
			in_bytes_id=STATIS_DEFAULT_IN_BYTES;
			in_packets_id=STATIS_DEFAULT_IN_PACKETS;
			out_bytes_id=STATIS_DEFAULT_OUT_BYTES;
			out_packets_id=STATIS_DEFAULT_OUT_PACKETS;

			con_num_sum+=from->con_num;
			in_bytes_sum+=from->in_bytes;
			in_packets_sum+=from->in_packets;
			out_bytes_sum+=from->out_bytes;
			out_packets_sum+=from->out_packets;
			break;
		case	-1:
			con_num_id=STATIS_TOTAL_CON_NUM;
			in_bytes_id=STATIS_TOTAL_IN_BYTES;
			in_packets_id=STATIS_TOTAL_IN_PACKETS;
			out_bytes_id=STATIS_TOTAL_OUT_BYTES;
			out_packets_id=STATIS_TOTAL_OUT_PACKETS;
			
			con_num_sum+=from->con_num;
			in_bytes_sum+=from->in_bytes;
			in_packets_sum+=from->in_packets;
			out_bytes_sum+=from->out_bytes;
			out_packets_sum+=from->out_packets;
			break;
		default:
			return 0;
			break;
	}

	FS_operate(g_tsg_statis_para.fs2_handle, g_tsg_statis_para.fs_field_id[con_num_id], 0, FS_OP_SET, con_num_sum);
	FS_operate(g_tsg_statis_para.fs2_handle, g_tsg_statis_para.fs_field_id[in_bytes_id], 0, FS_OP_SET, in_bytes_sum);
	FS_operate(g_tsg_statis_para.fs2_handle, g_tsg_statis_para.fs_field_id[in_packets_id], 0, FS_OP_SET, in_packets_sum);
	FS_operate(g_tsg_statis_para.fs2_handle, g_tsg_statis_para.fs_field_id[out_bytes_id], 0, FS_OP_SET, out_bytes_sum);
	FS_operate(g_tsg_statis_para.fs2_handle, g_tsg_statis_para.fs_field_id[out_packets_id], 0, FS_OP_SET, out_packets_sum);

	return 0;
}
static void *tsg_statistic_thread(void *arg)
{
	long long value=0;
	int value_len=sizeof(value);
	int thread_num=get_thread_count();
	struct _traffic_info policy_traffic_info;
	struct _traffic_info total_traffic_info;
	struct _traffic_info default_traffic_info;

	FS_start(g_tsg_para.fs2_handle);

	while(1)
	{
		memset(&policy_traffic_info, 0, sizeof(policy_traffic_info));
		memset(&total_traffic_info, 0, sizeof(total_traffic_info));
		memset(&default_traffic_info, 0, sizeof(default_traffic_info));

		value=0;
		value_len=sizeof(value);		
		sapp_get_platform_opt(SPO_TCP_STREAM_NEW, (void *)&value, &value_len);
		FS_operate(g_tsg_statis_para.fs2_handle, g_tsg_statis_para.fs_field_id[STATIS_NEW_CON_NUM], 0, FS_OP_SET, value);
		total_traffic_info.con_num+=value;
		
		value=0;
		value_len=sizeof(value);
		sapp_get_platform_opt(SPO_TCP_STREAM_LIVE, (void *)&value, &value_len);
		FS_operate(g_tsg_statis_para.fs2_handle, g_tsg_statis_para.fs_field_id[STATIS_LIVE_CON_NUM], 0, FS_OP_SET, value);
		total_traffic_info.con_num+=value;
		
		value=0;
		value_len=sizeof(value);
		sapp_get_platform_opt(SPO_TCP_STREAM_CLOSE, (void *)&value, &value_len);
		FS_operate(g_tsg_statis_para.fs2_handle, g_tsg_statis_para.fs_field_id[STATIS_CLOSE_CON_NUM], 0, FS_OP_SET, value);
		total_traffic_info.con_num+=value;

		value_len=sizeof(total_traffic_info.out_bytes);
		sapp_get_platform_opt(SPO_TOTAL_EGRESS_BYTE, (void *)&total_traffic_info.out_bytes, &value_len);

		value_len=sizeof(total_traffic_info.out_bytes);
		sapp_get_platform_opt(SPO_TOTAL_EGRESS_BYTE, (void *)&total_traffic_info.out_bytes, &value_len);
		
		_set_traffic_info(g_tsg_statis_para.traffic_info[TSG_ACTION_BYPASS], &policy_traffic_info, TSG_ACTION_BYPASS, thread_num);
		_set_traffic_info(g_tsg_statis_para.traffic_info[TSG_ACTION_DENY], &policy_traffic_info, TSG_ACTION_DENY, thread_num);
		_set_traffic_info(g_tsg_statis_para.traffic_info[TSG_ACTION_MONITOR], &policy_traffic_info, TSG_ACTION_MONITOR, thread_num);
		_set_traffic_info(g_tsg_statis_para.traffic_info[TSG_ACTION_INTERCEPT], &policy_traffic_info, TSG_ACTION_INTERCEPT, thread_num);

	
		_set_traffic_info(&total_traffic_info, NULL, -1, 0);
		_set_traffic_info(&default_traffic_info, NULL, TSG_ACTION_NONE, 0);

		sleep(g_tsg_statis_para.cycle);
	}

	return NULL;
}


int tsg_statistic_init(const char *conffile, void *logger)
{
	int i=0,value=0,thread_num=0;
	unsigned short fs_server_port=0;
	char app_name[MAX_STRING_LEN]={0};
	char fs_server_ip[MAX_IPV4_LEN]={0};
	char fs_output_path[MAX_STRING_LEN*4]={0};

	memset(&g_tsg_statis_para, 0, sizeof(g_tsg_statis_para));

	thread_num=get_thread_count();
	for(i=0; i<TSG_ACTION_MAX; i++)
	{
		g_tsg_statis_para.traffic_info[i]=(struct _traffic_info *)calloc(1, sizeof(struct _traffic_info)*thread_num);
	}
	
	MESA_load_profile_int_def(conffile, "STATISTIC", "CYCLE", &g_tsg_statis_para.cycle, 30);
	if(g_tsg_statis_para.cycle<=0)
	{
		MESA_handle_runtime_log(logger, RLOG_LV_FATAL, "STATISTIC", "Disabale traffic statistic");
		return 0;
	}

	MESA_load_profile_short_nodef(conffile, "STATISTIC", "TELEGRAF_PORT", (short *)&(fs_server_port));
	MESA_load_profile_string_nodef(conffile,"STATISTIC", "TELEGRAF_IP",fs_server_ip, sizeof(fs_server_ip));
	MESA_load_profile_string_def(conffile,"STATISTIC", "OUTPUT_PATH",fs_output_path, sizeof(fs_output_path), "statistic.log");
	MESA_load_profile_string_def(conffile,"STATISTIC", "APP_NAME", app_name, sizeof(app_name), "statistic");
	
	g_tsg_statis_para.fs2_handle=FS_create_handle();

	value=1;//Rewrite
	FS_set_para(g_tsg_statis_para.fs2_handle, PRINT_MODE, &value, sizeof(value));
	value=1;//Do not create stat thread
	FS_set_para(g_tsg_statis_para.fs2_handle, CREATE_THREAD, &value, sizeof(value));
	
    FS_set_para(g_tsg_statis_para.fs2_handle, STAT_CYCLE, &g_tsg_statis_para.cycle, sizeof(g_tsg_statis_para.cycle));
    FS_set_para(g_tsg_statis_para.fs2_handle, APP_NAME, app_name, strlen(app_name)+1);
	FS_set_para(g_tsg_statis_para.fs2_handle, OUTPUT_DEVICE, fs_output_path, strlen(fs_output_path)+1);

    if(fs_server_port > 0 && strlen(fs_server_ip) > 0)
    {
        FS_set_para(g_tsg_statis_para.fs2_handle, STATS_SERVER_IP,fs_server_ip, strlen(fs_server_ip)+1);
        FS_set_para(g_tsg_statis_para.fs2_handle, STATS_SERVER_PORT,&(fs_server_port), sizeof(fs_server_port));
    }

	g_tsg_statis_para.fs_field_id[STATIS_ENTRANCE_ID]=FS_register(g_tsg_para.fs2_handle, FS_STYLE_FIELD, FS_CALC_SPEED, (char *)"entrance_id");
	g_tsg_statis_para.fs_field_id[STATIS_TOTAL_CON_NUM]=FS_register(g_tsg_para.fs2_handle, FS_STYLE_FIELD, FS_CALC_SPEED, (char *)"total_conn_num");
	g_tsg_statis_para.fs_field_id[STATIS_NEW_CON_NUM]=FS_register(g_tsg_para.fs2_handle, FS_STYLE_FIELD, FS_CALC_SPEED, (char *)"new_conn_num");
	g_tsg_statis_para.fs_field_id[STATIS_LIVE_CON_NUM]=FS_register(g_tsg_para.fs2_handle, FS_STYLE_FIELD, FS_CALC_SPEED, (char *)"live_conn_num");
	g_tsg_statis_para.fs_field_id[STATIS_CLOSE_CON_NUM]=FS_register(g_tsg_para.fs2_handle, FS_STYLE_FIELD, FS_CALC_SPEED, (char *)"close_conn_num");
	g_tsg_statis_para.fs_field_id[STATIS_TOTAL_IN_BYTES]=FS_register(g_tsg_para.fs2_handle, FS_STYLE_FIELD, FS_CALC_SPEED, (char *)"total_in_bytes");
	g_tsg_statis_para.fs_field_id[STATIS_TOTAL_OUT_BYTES]=FS_register(g_tsg_para.fs2_handle, FS_STYLE_FIELD, FS_CALC_SPEED, (char *)"total_out_bytes");
	g_tsg_statis_para.fs_field_id[STATIS_TOTAL_IN_PACKETS]=FS_register(g_tsg_para.fs2_handle, FS_STYLE_FIELD, FS_CALC_SPEED, (char *)"total_in_packets");
	g_tsg_statis_para.fs_field_id[STATIS_TOTAL_OUT_PACKETS]=FS_register(g_tsg_para.fs2_handle, FS_STYLE_FIELD, FS_CALC_SPEED, (char *)"total_out_packets");

	g_tsg_statis_para.fs_field_id[STATIS_DEFAULT_CON_NUM]=FS_register(g_tsg_para.fs2_handle, FS_STYLE_FIELD, FS_CALC_SPEED, (char *)"default_conn_num");
	g_tsg_statis_para.fs_field_id[STATIS_DEFAULT_IN_BYTES]=FS_register(g_tsg_para.fs2_handle, FS_STYLE_FIELD, FS_CALC_SPEED, (char *)"default_in_bytes");
	g_tsg_statis_para.fs_field_id[STATIS_DEFAULT_OUT_BYTES]=FS_register(g_tsg_para.fs2_handle, FS_STYLE_FIELD, FS_CALC_SPEED, (char *)"default_out_bytes");
	g_tsg_statis_para.fs_field_id[STATIS_DEFAULT_IN_PACKETS]=FS_register(g_tsg_para.fs2_handle, FS_STYLE_FIELD, FS_CALC_SPEED, (char *)"default_in_packets");
	g_tsg_statis_para.fs_field_id[STATIS_DEFAULT_OUT_PACKETS]=FS_register(g_tsg_para.fs2_handle, FS_STYLE_FIELD, FS_CALC_SPEED, (char *)"default_out_packets");

	g_tsg_statis_para.fs_field_id[STATIS_ALLOW_CON_NUM]=FS_register(g_tsg_para.fs2_handle, FS_STYLE_FIELD, FS_CALC_SPEED, (char *)"allow_conn_num");
	g_tsg_statis_para.fs_field_id[STATIS_ALLOW_IN_BYTES]=FS_register(g_tsg_para.fs2_handle, FS_STYLE_FIELD, FS_CALC_SPEED, (char *)"allow_in_bytes");
	g_tsg_statis_para.fs_field_id[STATIS_ALLOW_OUT_BYTES]=FS_register(g_tsg_para.fs2_handle, FS_STYLE_FIELD, FS_CALC_SPEED, (char *)"allow_out_bytes");
	g_tsg_statis_para.fs_field_id[STATIS_ALLOW_IN_PACKETS]=FS_register(g_tsg_para.fs2_handle, FS_STYLE_FIELD, FS_CALC_SPEED, (char *)"allow_in_packets");
	g_tsg_statis_para.fs_field_id[STATIS_ALLOW_OUT_PACKETS]=FS_register(g_tsg_para.fs2_handle, FS_STYLE_FIELD, FS_CALC_SPEED, (char *)"allow_out_packets");

	g_tsg_statis_para.fs_field_id[STATIS_DENY_CON_NUM]=FS_register(g_tsg_para.fs2_handle, FS_STYLE_FIELD, FS_CALC_SPEED, (char *)"deny_conn_num");
	g_tsg_statis_para.fs_field_id[STATIS_DENY_IN_BYTES]=FS_register(g_tsg_para.fs2_handle, FS_STYLE_FIELD, FS_CALC_SPEED, (char *)"deny_in_bytes");
	g_tsg_statis_para.fs_field_id[STATIS_DENY_OUT_BYTES]=FS_register(g_tsg_para.fs2_handle, FS_STYLE_FIELD, FS_CALC_SPEED, (char *)"deny_out_bytes");
	g_tsg_statis_para.fs_field_id[STATIS_DENY_IN_PACKETS]=FS_register(g_tsg_para.fs2_handle, FS_STYLE_FIELD, FS_CALC_SPEED, (char *)"deny_in_packets");
	g_tsg_statis_para.fs_field_id[STATIS_DENY_OUT_PACKETS]=FS_register(g_tsg_para.fs2_handle, FS_STYLE_FIELD, FS_CALC_SPEED, (char *)"deny_out_packets");

	g_tsg_statis_para.fs_field_id[STATIS_MONITOR_CON_NUM]=FS_register(g_tsg_para.fs2_handle, FS_STYLE_FIELD, FS_CALC_SPEED, (char *)"monitor_conn_num");
	g_tsg_statis_para.fs_field_id[STATIS_MONITOR_IN_BYTES]=FS_register(g_tsg_para.fs2_handle, FS_STYLE_FIELD, FS_CALC_SPEED, (char *)"monitor_in_bytes");
	g_tsg_statis_para.fs_field_id[STATIS_MONITOR_OUT_BYTES]=FS_register(g_tsg_para.fs2_handle, FS_STYLE_FIELD, FS_CALC_SPEED, (char *)"monitor_out_bytes");
	g_tsg_statis_para.fs_field_id[STATIS_MONITOR_IN_PACKETS]=FS_register(g_tsg_para.fs2_handle, FS_STYLE_FIELD, FS_CALC_SPEED, (char *)"monitor_in_packets");
	g_tsg_statis_para.fs_field_id[STATIS_MONITOR_OUT_PACKETS]=FS_register(g_tsg_para.fs2_handle, FS_STYLE_FIELD, FS_CALC_SPEED, (char *)"monitor_out_packets");

	g_tsg_statis_para.fs_field_id[STATIS_INTERCEPT_CON_NUM]=FS_register(g_tsg_para.fs2_handle, FS_STYLE_FIELD, FS_CALC_SPEED, (char *)"intercept_conn_num");
	g_tsg_statis_para.fs_field_id[STATIS_INTERCEPT_IN_BYTES]=FS_register(g_tsg_para.fs2_handle, FS_STYLE_FIELD, FS_CALC_SPEED, (char *)"intercept_in_bytes");
	g_tsg_statis_para.fs_field_id[STATIS_INTERCEPT_OUT_BYTES]=FS_register(g_tsg_para.fs2_handle, FS_STYLE_FIELD, FS_CALC_SPEED, (char *)"intercept_out_bytes");
	g_tsg_statis_para.fs_field_id[STATIS_INTERCEPT_IN_PACKETS]=FS_register(g_tsg_para.fs2_handle, FS_STYLE_FIELD, FS_CALC_SPEED, (char *)"intercept_in_packets");
	g_tsg_statis_para.fs_field_id[STATIS_INTERCEPT_OUT_PACKETS]=FS_register(g_tsg_para.fs2_handle, FS_STYLE_FIELD, FS_CALC_SPEED, (char *)"intercept_out_packets");

	pthread_t stat_thread_t;
	pthread_create(&stat_thread_t, NULL, tsg_statistic_thread, NULL);
	

	return 0;
}