dbpclient OK

DBPcollector/DBPcollector.h

@@ -0,0 +1,55 @@
+//
+// Created by test on 2022/11/3.
+//
+
+#ifndef OPCUA_EXPORTER_DBPCOLLECTOR_H
+#define OPCUA_EXPORTER_DBPCOLLECTOR_H
+
+#include <prometheus/collectable.h>
+#include <prometheus/family.h>
+#include <prometheus/labels.h>
+#include <prometheus/metric_family.h>
+#include <prometheus/registry.h>
+#include <prometheus/gauge.h>
+#include <yaml-cpp/yaml.h>
+#include <DBPclient/DBPclient.h>
+#include <json.hpp>
+#include <spdlog/spdlog.h>
+
+class DBPcollector : public prometheus::Collectable {
+public:
+    explicit DBPcollector(YAML::Node const &config, std::shared_ptr<DBPclient> dbp_client);
+
+    ~DBPcollector() override = default;
+
+    std::vector<prometheus::MetricFamily> Collect() const override;
+
+    nlohmann::json const &getMetricsJson();
+
+private:
+    void buildMetrics(YAML::Node const &config);
+
+    bool updateMetrics();
+
+    void clearMetrics();
+
+    prometheus::Labels getNodeLabels(YAML::Node const &labels);
+
+private:
+    std::shared_ptr<prometheus::Registry> registry_;
+    std::shared_ptr<DBPclient> dbp_client_;
+    std::vector<std::string> dbp_read_node_ids;
+
+    struct st_node {
+        std::string name;
+        prometheus::Family<prometheus::Gauge> *family{nullptr};
+        prometheus::Gauge *data{nullptr};
+        void setValue(double val);
+    };
+
+    std::map<std::string, st_node> nodes;
+    nlohmann::json metrics_json_;
+};
+
+
+#endif //OPCUA_EXPORTER_DBPCOLLECTOR_H