Feb 10 2025 dev (#255)

* sync code

* sync code

* code sync

* code sync

---------

Co-authored-by: Ned Wright <nedwright@proton.me>
Co-authored-by: Daniel Eisenberg <danielei@checkpoint.com>

core/metric/metric_scraper.cc

@@ -0,0 +1,50 @@
+#include "metric/metric_scraper.h"
+
+using namespace std;
+
+USE_DEBUG_FLAG(D_METRICS);
+
+class MetricScraper::Impl
+{
+public:
+    void
+    init()
+    {
+        Singleton::Consume<I_RestApi>::by<MetricScraper>()->addGetCall(
+            "service-metrics",
+            [&] () { return getAllPrometheusMetrics(); }
+        );
+    }
+
+    string
+    getAllPrometheusMetrics()
+    {
+        auto all_metrics_events_res = MetricScrapeEvent().query();
+        for (auto metric_vec : all_metrics_events_res) {
+            for (PrometheusData metric : metric_vec) {
+                metric.label = "{" + metric.label + "}";
+                all_metrics.emplace_back(metric);
+            }
+        }
+        stringstream ss;
+        {
+            cereal::JSONOutputArchive archive(ss);
+            archive(cereal::make_nvp("metrics", all_metrics));
+        }
+        all_metrics.clear();
+        return ss.str();
+    }
+
+private:
+    vector<PrometheusData> all_metrics;
+};
+
+MetricScraper::MetricScraper() : Component("MetricScraper"), pimpl(make_unique<MetricScraper::Impl>()) {}
+
+MetricScraper::~MetricScraper() {}
+
+void
+MetricScraper::init()
+{
+    pimpl->init();
+}