feature:过滤lineprotocol和prometheus输出

5 files changed, 123 insertions, 43 deletions

diff --git a/src/fieldstat.cpp b/src/fieldstat.cpp
index d1bf882..a50cb03 100644
--- a/src/fieldstat.cpp
+++ b/src/fieldstat.cpp
@@ -49,6 +49,18 @@ int is_valid_field_name(const char* name)
 }
 
 
+void get_current_table_line_cnt(struct fieldstat_instance *instance, int n_table, int *tables_line_cnt)
+{
+	for(int i = 0; i < n_table; i++)
+	{
+		if(instance->table_metrics[i] == NULL)
+		{
+			continue;
+		}
+		tables_line_cnt[i] = instance->table_metrics[i]->line_cnt;
+	}
+}
+
 struct metric_t * get_metric(struct fieldstat_instance *instance, int metric_id)
 {
 	int block_index = 0;
@@ -316,7 +328,6 @@ int fieldstat_register(struct fieldstat_instance *instance, enum field_type type
 	metric_id = atomic_inc(&instance->metric_cnt) - 1;
 	metric_slot = read_metric_slot(instance, metric_id);
 	metric = metric_new(type,field_name,tag_key,tag_value,n_tag);
-	*metric_slot = metric;
 
 	switch(type)
 	{
@@ -329,6 +340,7 @@ int fieldstat_register(struct fieldstat_instance *instance, enum field_type type
 		default:
 			assert(0);
 	}
+	*metric_slot = metric;
 	return metric_id;
 }
 
@@ -347,13 +359,15 @@ long long get_metric_unit_val(struct metric_t *metric,enum field_calc_algo calc_
 		default:
 			break;
 	}
+
 	value = threadsafe_counter_read(&(target->changing));
 	//value= threadsafe_counter_read(&(target->changing));
 	if(is_refer == 0)
 	{
 		target->previous_changed = value;
 		target->accumulated += value;
-		threadsafe_counter_set(&(target->changing), 0);
+//		threadsafe_counter_set(&(target->changing), 0);
+		threadsafe_counter_sub(&(target->changing), value);
 	}
 	switch(calc_type)
 	{
@@ -564,7 +578,6 @@ struct metric_id_list fieldstat_register_table_metrics(struct fieldstat_instance
 	line_id = atomic_inc(&(table->line_cnt)) - 1;
 	line_slot = read_table_line_slot(table,line_id);
 	table_line = table_line_new(line_name, tag_key, tag_value, n_tag);
-	*line_slot = table_line;
 
 	for(i = 0; i < table->column_cnt; i++)
 	{
@@ -580,7 +593,7 @@ struct metric_id_list fieldstat_register_table_metrics(struct fieldstat_instance
 		ret_metric_id_list.id[ret_metric_id_list.count ++] = metric_id;
 
 	}
-
+	*line_slot = table_line;
 	return ret_metric_id_list;
 }
 
@@ -727,7 +740,6 @@ static int fieldstat_register_histogram_and_summary(struct fieldstat_instance *i
 	metric_id = atomic_inc(&instance->metric_cnt) - 1;
 	metric_slot = read_metric_slot(instance, metric_id);
 	metric = metric_new(type,field_name,tag_key,tag_value,n_tag);
-	*metric_slot = metric;
 
 	metric->histogram.highest_trackable_value = (int64_t)highest_trackable_value;
 	metric->histogram.lowest_trackable_value  = (int64_t)lowest_trackable_value;
@@ -750,6 +762,7 @@ static int fieldstat_register_histogram_and_summary(struct fieldstat_instance *i
 		default:
 			break;
 	}
+	*metric_slot = metric;
 	return metric_id;
 }
 
diff --git a/src/fieldstat_internal.h b/src/fieldstat_internal.h
index e617787..5883a24 100644
--- a/src/fieldstat_internal.h
+++ b/src/fieldstat_internal.h
@@ -229,3 +229,4 @@ int fieldstat_output_file(struct fieldstat_instance *instance,long long interval
 struct table_line * read_table_line(struct table_metric *table, int line_id);
 int send_udp(int sd, unsigned int dest_ip, unsigned short dest_port, const char * data, int len);
 int line_protocol_output(struct fieldstat_instance *instance);
+void get_current_table_line_cnt(struct fieldstat_instance *instance, int n_table, int *table_line_cnt);
\ No newline at end of file
diff --git a/src/file_output.cpp b/src/file_output.cpp
index f7aa863..dceb370 100644
--- a/src/file_output.cpp
+++ b/src/file_output.cpp
@@ -41,7 +41,7 @@ static int print_buf_tag_append_position(char *tag_key[], char *tag_value[], siz
 	return append_pos - print_buf_tags;
 }
 
-static int output_file_format_default_type_gauge(struct fieldstat_instance *instance,long long interval_ms,char *print_buf, unsigned int size)
+static int output_file_format_default_type_gauge(struct fieldstat_instance *instance,int current_metric_cnt,long long interval_ms,char *print_buf, unsigned int size)
 {
 	int i = 0, j = 0;
 	//display_manifest_t* p = NULL;
@@ -52,10 +52,14 @@ static int output_file_format_default_type_gauge(struct fieldstat_instance *inst
 	char *append_pos = print_buf;
 	char print_buf_tags[1024];
 
-	for(i = 0; i < instance->metric_cnt; i++)
+	for(i = 0; i < current_metric_cnt; i++)
 	{
 		//metric = instance->metric[i];
 		metric = get_metric(instance, i);
+		if(metric == NULL)
+		{
+			continue;
+		}
 		if(metric->field_type != FIELD_TYPE_GAUGE)
 		{
 			continue;
@@ -108,7 +112,7 @@ static int output_file_format_default_type_gauge(struct fieldstat_instance *inst
 }
 
 
-static int output_file_format_default_type_counter(struct fieldstat_instance *instance,long long interval_ms,char*print_buf, unsigned int size)
+static int output_file_format_default_type_counter(struct fieldstat_instance *instance, int current_metric_cnt, long long interval_ms,char*print_buf, unsigned int size)
 {
 	int i=0,j=0;
 	//display_manifest_t* p=NULL;
@@ -120,11 +124,15 @@ static int output_file_format_default_type_counter(struct fieldstat_instance *in
 	int metric_cnt = 0;
 	char print_buf_tags[1024];
 
-	for(i = 0;i < instance->metric_cnt; i++)
+	for(i = 0;i < current_metric_cnt; i++)
 	{
 		//p=_handle->display[i];
 		//metric = instance->metric[i];
 		metric = get_metric(instance, i);
+		if(metric == NULL)
+		{
+			continue;
+		}
 		if(metric->field_type != FIELD_TYPE_COUNTER)
 		{
 			continue;
@@ -211,7 +219,7 @@ static int output_file_format_default_type_counter(struct fieldstat_instance *in
 	return append_pos - print_buf;
 }
 
-static int output_file_format_default_table(struct fieldstat_instance *instance,long long interval_ms,char*print_buf, unsigned int size)
+static int output_file_format_default_table(struct fieldstat_instance *instance,int tables_line_cnt[], int current_table_cnt,long long interval_ms,char*print_buf, unsigned int size)
 {
 	int i = 0, j = 0, k = 0;
 	struct table_metric *table =  NULL;
@@ -221,7 +229,7 @@ static int output_file_format_default_table(struct fieldstat_instance *instance,
 	long long value = 0;
 	char* append_pos = print_buf;
 
-	for(i = 0; i < instance->table_num; i++)   //per table
+	for(i = 0; i < current_table_cnt; i++)   //per table
 	{
 		table = instance->table_metrics[i];
 		append_pos += snprintf(append_pos, size - (append_pos - print_buf),"%-20s\t\t",table->name);
@@ -234,9 +242,13 @@ static int output_file_format_default_table(struct fieldstat_instance *instance,
 									table->column_name[j]
 								);
 		}
-		for(j = 0; j < table->line_cnt; j++)  //per line
+		for(j = 0; j < tables_line_cnt[i]; j++)  //per line
 		{
 			line = read_table_line(table,j);
+			if(line == NULL)
+			{
+				continue;
+			}
 			//print table line name + tag
 			append_pos += snprintf(append_pos,
 									size - (append_pos - print_buf), 
@@ -385,14 +397,14 @@ static int output_file_print_hdr_unit(struct metric_t *metric, char*print_buf, s
 	return pos-print_buf;
 }
 
-static int output_file_format_default_type_histogram_and_summary(struct fieldstat_instance *instance, long long interval_ms, char*print_buf, size_t size)
+static int output_file_format_default_type_histogram_and_summary(struct fieldstat_instance *instance, int current_metric_cnt,long long interval_ms, char*print_buf, size_t size)
 {
 	int i = 0, j = 0, metric_num = 0;
 	char *pos = print_buf;
 	//display_manifest_t* p=NULL;
 	struct metric_t *metric = NULL;
-	struct metric_t  *metric_array[INIT_STAT_FIELD_NUM] = {NULL};
-	int metric_is_print[INIT_STAT_FIELD_NUM] = {0};
+	struct metric_t  *metric_array[current_metric_cnt] = {NULL};
+	int metric_is_print[current_metric_cnt] = {0};
 
 	if(instance->histogram_cnt == 0 
 		&& instance->summary_cnt == 0)
@@ -400,9 +412,13 @@ static int output_file_format_default_type_histogram_and_summary(struct fieldsta
 		return 0;
 	}
 
-	for(i = 0; i < instance->metric_cnt; i ++)
+	for(i = 0; i < current_metric_cnt; i ++)
 	{
 		metric = get_metric(instance, i);
+		if(metric == NULL)
+		{
+			continue;
+		}
 		if(metric->field_type != FIELD_TYPE_SUMMARY 
 			&& metric->field_type != FILED_TYPE_HISTOGRAM)
 		{
@@ -450,7 +466,11 @@ static int output_file_format_default_type_histogram_and_summary(struct fieldsta
 
 int fieldstat_output_file(struct fieldstat_instance *instance,long long interval_ms)
 {
-	size_t print_buf_sz = instance->metric_cnt*1024;
+	int tables_line_cnt[TABLE_MAX_NUM];
+	int current_table_cnt = instance->table_num;
+	get_current_table_line_cnt(instance, current_table_cnt, tables_line_cnt);
+	int current_metric_cnt = instance->metric_cnt;
+	size_t print_buf_sz = current_metric_cnt*1024;
 	char *print_buf = NULL;
 	char *append_pos = NULL;
 	time_t current = 0;
@@ -478,10 +498,10 @@ int fieldstat_output_file(struct fieldstat_instance *instance,long long interval
 		append_pos += snprintf(append_pos, print_buf_sz - (append_pos - print_buf),"%s\n",draw_boundary);
 
 		//pthread_mutex_lock(&(_handle->reg_lock)); //TODO
-		append_pos += output_file_format_default_type_gauge(instance, interval_ms, append_pos, print_buf_sz - (append_pos - print_buf));
-		append_pos += output_file_format_default_type_counter(instance, interval_ms, append_pos, print_buf_sz - (append_pos - print_buf));
-		append_pos += output_file_format_default_table(instance, interval_ms, append_pos, print_buf_sz - (append_pos - print_buf));
-		append_pos += output_file_format_default_type_histogram_and_summary(instance, interval_ms, append_pos, print_buf_sz - (append_pos - print_buf));
+		append_pos += output_file_format_default_type_gauge(instance, current_metric_cnt, interval_ms, append_pos, print_buf_sz - (append_pos - print_buf));
+		append_pos += output_file_format_default_type_counter(instance, current_metric_cnt, interval_ms, append_pos, print_buf_sz - (append_pos - print_buf));
+		append_pos += output_file_format_default_table(instance, tables_line_cnt, current_table_cnt, interval_ms, append_pos, print_buf_sz - (append_pos - print_buf));
+		append_pos += output_file_format_default_type_histogram_and_summary(instance,current_metric_cnt,interval_ms, append_pos, print_buf_sz - (append_pos - print_buf));
 		//TODO  output table,output histogram,output summary 
 		//pthread_mutex_unlock(&(_handle->reg_lock));//TODO
 	}
diff --git a/src/line_protocol_output.cpp b/src/line_protocol_output.cpp
index 5d820c0..f8b3108 100644
--- a/src/line_protocol_output.cpp
+++ b/src/line_protocol_output.cpp
@@ -56,7 +56,7 @@ static int output_line_protocol_tag_set_buf(char *tag_key[], char *tag_value[],
 }
 
 
-static void output_line_protocol_table(struct fieldstat_instance *instance)
+static void output_line_protocol_table(struct fieldstat_instance *instance,int tables_line_cnt[], int current_table_cnt)
 {
 	int i = 0, j = 0, k = 0;
 	metric_t *metric = NULL;
@@ -72,23 +72,21 @@ static void output_line_protocol_table(struct fieldstat_instance *instance)
 
 	struct table_metric *table = NULL;
 	struct table_line *line = NULL;
+	int line_value_is_not_zero = 0;
 
-	for(i = 0; i < instance->table_num; i++)
+	for(i = 0; i < current_table_cnt; i++)
 	{
 		table = instance->table_metrics[i];
-		for(j = 0; j < table->line_cnt; j++)
+		for(j = 0; j < tables_line_cnt[i]; j++)
 		{
 			line = read_table_line(table, j);
-			tag_pos += snprintf(tag_pos, 
-						sizeof(tag_set_buff) - (tag_pos - tag_set_buff), 
-						",app_name=%s,table_name=%s",
-						instance->name,
-						table->name
-					);
-			
-			tag_pos += output_line_protocol_tag_set_buf(line->tag_key, line->tag_value, line->n_tag, tag_pos, 
-														sizeof(tag_set_buff) - (tag_pos - tag_set_buff));
-
+			if(line == NULL)
+			{
+				continue;
+			}
+			line_value_is_not_zero = 0;
+			tag_pos = tag_set_buff;
+			field_pos = field_set_buff;
 			for(k = 0; k < table->column_cnt; k ++)
 			{
 				metric = get_metric(instance, line->metric_id_belong_to_line[k]);
@@ -96,7 +94,10 @@ static void output_line_protocol_table(struct fieldstat_instance *instance)
 				value = metric->field_type == FIELD_TYPE_GAUGE ? 
 					get_metric_unit_val(metric, FS_CALC_CURRENT, 1):
 					get_metric_unit_val(metric, FS_CALC_SPEED, 1);
-
+				if(value != 0)
+				{
+					line_value_is_not_zero = 1;
+				}
 					field_pos += snprintf(field_pos, 
 											sizeof(field_set_buff) - (field_set_buff - field_set_buff), 
 											"%s=%lld,", 
@@ -105,15 +106,28 @@ static void output_line_protocol_table(struct fieldstat_instance *instance)
 										);
 
 			}
+			if(line_value_is_not_zero == 0)
+			{
+				continue;
+			}
+
+			tag_pos += snprintf(tag_pos, 
+						sizeof(tag_set_buff) - (tag_pos - tag_set_buff), 
+						",app_name=%s,table_name=%s",
+						instance->name,
+						table->name
+					);
+			
+			tag_pos += output_line_protocol_tag_set_buf(line->tag_key, line->tag_value, line->n_tag, tag_pos, 
+														sizeof(tag_set_buff) - (tag_pos - tag_set_buff));
+
+
 			if(field_pos - field_set_buff > 0)
 			{
 				*(field_pos - 1) = '\0';
 			}
 			// measurement,tag_set field_set
 			append_line_protocol_line(instance, metric->field_name, tag_set_buff, field_set_buff);
-			tag_pos = tag_set_buff;
-			field_pos = field_set_buff;
-
 		}
 
 	}
@@ -130,10 +144,20 @@ int line_protocol_output(struct fieldstat_instance *instance)
 	memset(field_set_buff, 0, sizeof(field_set_buff));
 	memset(tag_set_buff,  0, sizeof(tag_set_buff));
 	char *tag_pos = tag_set_buff;
-
-	for(i = 0; i < instance->metric_cnt; i++)
+	//print current time instance start
+	int tables_line_cnt[TABLE_MAX_NUM];
+	int current_table_cnt = instance->table_num;
+	get_current_table_line_cnt(instance, current_table_cnt, tables_line_cnt);
+	int current_metric_cnt = instance->metric_cnt;
+	//print current time instance end
+
+	for(i = 0; i < current_metric_cnt; i++)
 	{
 		metric = get_metric(instance, i);
+		if(metric == NULL)
+		{
+			continue;
+		}
 		if(metric->is_ratio == 1)
 		{
 			continue;
@@ -183,7 +207,7 @@ int line_protocol_output(struct fieldstat_instance *instance)
 		}
 	}
 
-	output_line_protocol_table(instance);
+	output_line_protocol_table(instance,tables_line_cnt,current_table_cnt);
 	flush_line_protocol_metric(instance);
 
 	return 0;
diff --git a/src/prometheus_output.cpp b/src/prometheus_output.cpp
index c3ee470..1d4fbfd 100644
--- a/src/prometheus_output.cpp
+++ b/src/prometheus_output.cpp
@@ -241,6 +241,20 @@ static int prometheus_output_histogram_and_summary(struct metric_t *metric, char
 	return used_len;
 }
 
+static int is_output_prometheus(struct metric_t *metric)
+{
+	int i = 0, ret = 0;
+	for(i = 0; i < (int)metric->n_tag; i++)
+	{
+		if(strcmp(metric->tag_key[i], "disable_output_prometheus") == 0
+			&& strcmp(metric->tag_value[i], "yes") == 0)
+		{
+			ret = 1;
+			break;
+		}
+	}
+	return ret;
+}
 
 
 static int prometheus_get_instance_metric_playload(struct fieldstat_instance *instance, char **payload, int *payload_size, int offset)
@@ -254,6 +268,7 @@ static int prometheus_get_instance_metric_playload(struct fieldstat_instance *in
 	int append_offset = offset;
 	char *new_payload = NULL;
 	int new_payload_size = 0;	
+	int current_metric_cnt = instance->metric_cnt;
 
 	if(instance->running != 1)
 	{
@@ -270,10 +285,17 @@ static int prometheus_get_instance_metric_playload(struct fieldstat_instance *in
 
 	str_unescape(instance->name, instance_name, sizeof(instance_name));
 
-	for(i = 0; i < instance->metric_cnt; i++)
+	for(i = 0; i < current_metric_cnt; i++)
 	{
 		metric = get_metric(instance, i);
-
+		if(metric == NULL)
+		{
+			continue;
+		}
+		if(is_output_prometheus(metric) == 1)
+		{
+			continue;
+		}
 		if(metric->is_ratio == 1)
 		{
 			continue;