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Prometheus API: Set correct metrics type

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This commit is contained in:
Thomas Basler 2023-02-24 19:10:35 +01:00
parent d5af4c8032
commit c67b3e3cbd
2 changed files with 26 additions and 1 deletions
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25
include/WebApi_prometheus.h
View File

@ -3,6 +3,7 @@
#include <ESPAsyncWebServer.h>
#include <Hoymiles.h>
#include <map>
class WebApiPrometheusClass {
public:
@ -15,4 +16,28 @@ private:
void addField(AsyncResponseStream* stream, String& serial, uint8_t idx, std::shared_ptr<InverterAbstract> inv, ChannelType_t type, ChannelNum_t channel, FieldId_t fieldId, const char* channelName = NULL);
AsyncWebServer* _server;
enum {
METRIC_TYPE_NONE = 0,
METRIC_TYPE_GAUGE,
METRIC_TYPE_COUNTER,
};
const char* _metricTypes[3] = { 0, "gauge", "counter" };
std::map<FieldId_t, uint8_t> _fieldMetricAssignment {
{ FLD_UDC, METRIC_TYPE_GAUGE },
{ FLD_IDC, METRIC_TYPE_GAUGE },
{ FLD_PDC, METRIC_TYPE_GAUGE },
{ FLD_YD, METRIC_TYPE_COUNTER },
{ FLD_YT, METRIC_TYPE_COUNTER },
{ FLD_UAC, METRIC_TYPE_GAUGE },
{ FLD_IAC, METRIC_TYPE_GAUGE },
{ FLD_PAC, METRIC_TYPE_GAUGE },
{ FLD_F, METRIC_TYPE_GAUGE },
{ FLD_T, METRIC_TYPE_GAUGE },
{ FLD_PF, METRIC_TYPE_GAUGE },
{ FLD_EFF, METRIC_TYPE_GAUGE },
{ FLD_IRR, METRIC_TYPE_GAUGE },
{ FLD_PRA, METRIC_TYPE_GAUGE }
};
};

2
src/WebApi_prometheus.cpp
View File

@ -105,7 +105,7 @@ void WebApiPrometheusClass::addField(AsyncResponseStream* stream, String& serial
const char* chanName = (channelName == NULL) ? inv->Statistics()->getChannelFieldName(type, channel, fieldId) : channelName;
if (idx == 0 && type == TYPE_AC && channel == 0) {
stream->printf("# HELP opendtu_%s in %s\n", chanName, inv->Statistics()->getChannelFieldUnit(type, channel, fieldId));
stream->printf("# TYPE opendtu_%s gauge\n", chanName);
stream->printf("# TYPE opendtu_%s %s\n", chanName, _metricTypes[_fieldMetricAssignment[fieldId]]);
}
stream->printf("opendtu_%s{serial=\"%s\",unit=\"%d\",name=\"%s\",type=\"%s\",channel=\"%d\"} %f\n",
chanName,