StatsD-specific metric representation. More...

#include <metric_exporters.h>

Collaboration diagram for kcenon::monitoring::statsd_metric_data:

Public Member Functions
std::string	to_statsd_format (bool datadog_format=false) const
	Convert to StatsD format.

Public Attributes
std::string	name

metric_type	type

double	value

double	sample_rate = 1.0

std::unordered_map< std::string, std::string >	tags

Detailed Description

StatsD-specific metric representation.

Definition at line 194 of file metric_exporters.h.

Member Function Documentation

◆ to_statsd_format()

std::string kcenon::monitoring::statsd_metric_data::to_statsd_format ( bool datadog_format = false ) const

inline

Convert to StatsD format.

Definition at line 204 of file metric_exporters.h.

                                                                  {
        std::ostringstream ss;
        
        ss << name << ":" << value << "|";
        
        // Add type indicator
        switch (type) {
            case metric_type::counter: ss << "c"; break;
            case metric_type::gauge: ss << "g"; break;
            case metric_type::timer: ss << "ms"; break;
            case metric_type::histogram: ss << "h"; break;
            case metric_type::summary: ss << "s"; break;
        }
        
        // Add sample rate if not 1.0
        if (sample_rate != 1.0) {
            ss << "|@" << sample_rate;
        }
        
        // Add tags (DataDog format)
        if (datadog_format && !tags.empty()) {
            ss << "|#";
            bool first = true;
            for (const auto& [key, tag_value] : tags) {
                if (!first) ss << ",";
                ss << key << ":" << tag_value;
                first = false;
            }
        }
        
        return ss.str();
    }