Merge pull request #206 from wansir/master

refactor workspace api

pkg/models/metrics/namespaces.go

@@ -0,0 +1,51 @@
+package metrics
+
+import (
+	"net/url"
+	"strings"
+
+	"k8s.io/api/core/v1"
+
+	"kubesphere.io/kubesphere/pkg/client"
+)
+
+func GetNamespacesWithMetrics(namespaces []*v1.Namespace) []*v1.Namespace {
+	var nsNameList []string
+	for i := range namespaces {
+		nsNameList = append(nsNameList, namespaces[i].Name)
+	}
+	nsFilter := "^(" + strings.Join(nsNameList, "|") + ")$"
+	var timeRelateParams = make(url.Values)
+
+	params := client.MonitoringRequestParams{
+		NsFilter:      nsFilter,
+		Params:        timeRelateParams,
+		QueryType:     client.DefaultQueryType,
+		MetricsFilter: "namespace_cpu_usage|namespace_memory_usage_wo_cache|namespace_pod_count",
+	}
+
+	rawMetrics := MonitorAllMetrics(&params, MetricLevelNamespace)
+
+	for _, result := range rawMetrics.Results {
+		for _, data := range result.Data.Result {
+			metricDescMap, ok := data["metric"].(map[string]interface{})
+			if ok {
+				if ns, exist := metricDescMap["namespace"]; exist {
+					timeAndValue, ok := data["value"].([]interface{})
+					if ok && len(timeAndValue) == 2 {
+						for i := 0; i < len(namespaces); i++ {
+							if namespaces[i].Name == ns {
+								if namespaces[i].Annotations == nil {
+									namespaces[i].Annotations = make(map[string]string, 0)
+								}
+								namespaces[i].Annotations[result.MetricName] = timeAndValue[1].(string)
+							}
+						}
+					}
+				}
+			}
+		}
+	}
+
+	return namespaces
+}