=========

[ric-plt/xapp-frame.git] / pkg / xapp / metrics.go

diff --git a/pkg/xapp/metrics.go b/pkg/xapp/metrics.go
index d2d801c..aa4b0f7 100644 (file)
--- a/pkg/xapp/metrics.go
+++ b/pkg/xapp/metrics.go
@@ -26,15 +26,30 @@ import (
        "github.com/prometheus/client_golang/prometheus/promhttp"
 )
 
-type Metrics struct {
-       Namespace string
-}
-
+//-----------------------------------------------------------------------------
 // Alias
+//-----------------------------------------------------------------------------
 type CounterOpts prometheus.Opts
 type Counter prometheus.Counter
 type Gauge prometheus.Gauge
 
+//-----------------------------------------------------------------------------
+//
+//-----------------------------------------------------------------------------
+
+type MetricGroupsCache struct {
+       Counters map[string]Counter
+       Gauges   map[string]Gauge
+}
+
+//-----------------------------------------------------------------------------
+//
+//-----------------------------------------------------------------------------
+type Metrics struct {
+       Namespace            string
+       MetricGroupsCacheMap map[string]*MetricGroupsCache
+}
+
 func NewMetrics(url, namespace string, r *mux.Router) *Metrics {
        if url == "" {
                url = "/ric/v1/metrics"
@@ -48,7 +63,7 @@ func NewMetrics(url, namespace string, r *mux.Router) *Metrics {
        // Expose 'metrics' endpoint with standard golang metrics used by prometheus
        r.Handle(url, promhttp.Handler())
 
-       return &Metrics{Namespace: namespace}
+       return &Metrics{Namespace: namespace, MetricGroupsCacheMap: make(map[string]*MetricGroupsCache)}
 }
 
 /*
@@ -129,17 +144,21 @@ func (m *Metrics) RegisterCounterVecGroup(opts []CounterOpts, labelNames []strin
        return
 }
 
-func (m *Metrics) GetCounterGroupFromVects(labels []string, vects ...map[string]CounterVec) (c map[string]Counter) {
+func (m *Metrics) GetCounterGroupFromVectsWithPrefix(prefix string, labels []string, vects ...map[string]CounterVec) (c map[string]Counter) {
        c = make(map[string]Counter)
        for _, vec := range vects {
                for name, opt := range vec {
-                       c[name] = opt.Vec.WithLabelValues(labels...)
+                       c[prefix+name] = opt.Vec.WithLabelValues(labels...)
                        Logger.Info("Register new counter for vector with opts: %v labels: %v", opt.Opts, labels)
                }
        }
        return
 }
 
+func (m *Metrics) GetCounterGroupFromVects(labels []string, vects ...map[string]CounterVec) (c map[string]Counter) {
+       return m.GetCounterGroupFromVectsWithPrefix("", labels, vects...)
+}
+
 /*
  * Handling gauge vectors
  *
@@ -181,17 +200,22 @@ func (m *Metrics) RegisterGaugeVecGroup(opts []CounterOpts, labelNames []string,
        return
 }
 
-func (m *Metrics) GetGaugeGroupFromVects(labels []string, vects ...map[string]GaugeVec) (c map[string]Gauge) {
+func (m *Metrics) GetGaugeGroupFromVectsWithPrefix(prefix string, labels []string, vects ...map[string]GaugeVec) (c map[string]Gauge) {
        c = make(map[string]Gauge)
        for _, vec := range vects {
                for name, opt := range vec {
-                       c[name] = opt.Vec.WithLabelValues(labels...)
+                       c[prefix+name] = opt.Vec.WithLabelValues(labels...)
                        Logger.Info("Register new gauge for vector with opts: %v labels: %v", opt.Opts, labels)
                }
        }
        return
 }
 
+func (m *Metrics) GetGaugeGroupFromVects(labels []string, vects ...map[string]GaugeVec) (c map[string]Gauge) {
+       return m.GetGaugeGroupFromVectsWithPrefix("", labels, vects...)
+
+}
+
 /*
  *
  */
@@ -214,3 +238,32 @@ func (m *Metrics) CombineGaugeGroups(srcs ...map[string]Gauge) map[string]Gauge
        }
        return trg
 }
+
+/*
+ *
+ */
+func (m *Metrics) GroupCacheGet(id string) *MetricGroupsCache {
+       entry, ok := m.MetricGroupsCacheMap[id]
+       if ok == false {
+               return nil
+       }
+       return entry
+}
+
+func (m *Metrics) GroupCacheAddCounters(id string, vals map[string]Counter) {
+       entry, ok := m.MetricGroupsCacheMap[id]
+       if ok == false {
+               entry = &MetricGroupsCache{}
+               m.MetricGroupsCacheMap[id] = entry
+       }
+       m.MetricGroupsCacheMap[id].Counters = m.CombineCounterGroups(m.MetricGroupsCacheMap[id].Counters, vals)
+}
+
+func (m *Metrics) GroupCacheAddGauges(id string, vals map[string]Gauge) {
+       entry, ok := m.MetricGroupsCacheMap[id]
+       if ok == false {
+               entry = &MetricGroupsCache{}
+               m.MetricGroupsCacheMap[id] = entry
+       }
+       m.MetricGroupsCacheMap[id].Gauges = m.CombineGaugeGroups(m.MetricGroupsCacheMap[id].Gauges, vals)
+}