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michael
2026-01-17 02:49:32 +01:00
parent a1ccda2e88
commit 4905663933
283 changed files with 32074 additions and 15759 deletions
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4
code/components/openmetrics/CMakeLists.txt
View File

@@ -1,7 +1,7 @@
FILE(GLOB_RECURSE app_sources ${CMAKE_CURRENT_SOURCE_DIR}/*.*)
idf_component_register(SRCS ${app_sources}
INCLUDE_DIRS "."
REQUIRES jomjol_image_proc)
INCLUDE_DIRS "." "../../include"
REQUIRES jomjol_image_proc jomjol_helper)

35
code/components/openmetrics/openmetrics.cpp
View File

@@ -12,34 +12,39 @@ std::string createMetric(const std::string &metricName, const std::string &help,
metricName + " " + value + "\n";
}
typedef struct sequence_metric {
typedef struct sequence_metric
{
const char *name;
const char *help;
const char *type;
std::function<std::string(NumberPost *number)> valueFunc;
} sequence_metric_t;
sequence_metric_t sequenceMetrics[4] = {
{ "flow_value", "current value of meter readout", "gauge", [](NumberPost *number)-> std::string {return number->ReturnValue;} },
{ "flow_raw_value", "current raw value of meter readout", "gauge", [](NumberPost *number)-> std::string {return number->ReturnRawValue;} },
{ "flow_pre_value", "previous value of meter readout", "gauge", [](NumberPost *number)-> std::string {return number->ReturnPreValue;} },
{ "flow_error", "Error message text != 'no error'", "gauge", [](NumberPost *number)-> std::string {return number->ErrorMessageText.compare("no error") == 0 ? "0" : "1";} },
{"flow_value", "current value of meter readout", "gauge", [](NumberPost *number) -> std::string
{ return number->ReturnValue; }},
{"flow_raw_value", "current raw value of meter readout", "gauge", [](NumberPost *number) -> std::string
{ return number->ReturnRawValue; }},
{"flow_pre_value", "previous value of meter readout", "gauge", [](NumberPost *number) -> std::string
{ return number->ReturnPreValue; }},
{"flow_error", "Error message text != 'no error'", "gauge", [](NumberPost *number) -> std::string
{ return number->ErrorMessageText.compare("no error") == 0 ? "0" : "1"; }},
};
std::string createSequenceMetrics(std::string prefix, const std::vector<NumberPost *> &numbers)
{
std::string result;
for (int i = 0; i<sizeof(sequenceMetrics)/sizeof(sequence_metric_t);i++)
for (int i = 0; i < sizeof(sequenceMetrics) / sizeof(sequence_metric_t); i++)
{
std::string res;
for (const auto &number : numbers)
{
std::string value = sequenceMetrics[i].valueFunc(number);
if (value.find("N") != std::string::npos) {
std::string value = sequenceMetrics[i].valueFunc(number);
if (value.find("N") != std::string::npos)
{
value = "NaN";
}
ESP_LOGD("METRICS", "metric=%s, name=%s, value = %s ",sequenceMetrics[i].name,number->name.c_str(), value.c_str());
ESP_LOGD("METRICS", "metric=%s, name=%s, value = %s ", sequenceMetrics[i].name, number->name.c_str(), value.c_str());
// only valid data is reported (https://github.com/OpenObservability/OpenMetrics/blob/main/specification/OpenMetrics.md#missing-data)
if (value.length() > 0)
@@ -47,9 +52,9 @@ std::string createSequenceMetrics(std::string prefix, const std::vector<NumberPo
auto label = number->name;
// except newline, double quote, and backslash (https://github.com/OpenObservability/OpenMetrics/blob/main/specification/OpenMetrics.md#abnf)
// to keep it simple, these characters are just removed from the label
replaceAll(label, "\\", "");
replaceAll(label, "\"", "");
replaceAll(label, "\n", "");
replace_all(label, "\\", "");
replace_all(label, "\"", "");
replace_all(label, "\n", "");
res += prefix + "_" + sequenceMetrics[i].name + "{sequence=\"" + label + "\"} " + value + "\n";
}
@@ -57,9 +62,7 @@ std::string createSequenceMetrics(std::string prefix, const std::vector<NumberPo
// prepend metadata if a valid metric was created
if (res.length() > 0)
{
res = "# HELP " + prefix + "_" + sequenceMetrics[i].name + " " + sequenceMetrics[i].help + "\n"
+ "# TYPE " + prefix + "_" + sequenceMetrics[i].name + " " + sequenceMetrics[i].type + "\n"
+ res;
res = "# HELP " + prefix + "_" + sequenceMetrics[i].name + " " + sequenceMetrics[i].help + "\n" + "# TYPE " + prefix + "_" + sequenceMetrics[i].name + " " + sequenceMetrics[i].type + "\n" + res;
}
result += res;
}