chore: adjust bucket size of overview metric (#9)

Author: silenceqi

modules/elastic/api/cluster_overview.go

@@ -133,13 +133,10 @@ func (h *APIHandler) FetchClusterInfo(w http.ResponseWriter, req *http.Request,
 	var top = len(clusterIDs) + 1
 
 	bucketSize := GetMinBucketSize()
-	if bucketSize < 20 {
-		bucketSize = 20
+	if bucketSize < 60 {
+		bucketSize = 60
 	}
 	var metricLen = 15
-	if bucketSize <= 60 {
-		metricLen += 2
-	}
 	var bucketSizeStr = fmt.Sprintf("%vs", bucketSize)
 	indexMetricItems := []GroupMetricItem{}
 	metricItem := newMetricItem("cluster_indexing", 2, "cluster")
@@ -260,7 +257,7 @@ func (h *APIHandler) FetchClusterInfo(w http.ResponseWriter, req *http.Request,
 	for _, line := range indexMetrics["cluster_indexing"].Lines {
 		// remove first metric dot
 		data := line.Data
-		if v, ok := data.([][]interface{}); ok && len(v)> 0 && bucketSize <= 60 {
+		if v, ok := data.([][]interface{}); ok && len(v)> 0 {
 			// remove first metric dot
 			temp := v[1:]
 			// // remove first last dot
@@ -274,7 +271,7 @@ func (h *APIHandler) FetchClusterInfo(w http.ResponseWriter, req *http.Request,
 	searchMetricData := util.MapStr{}
 	for _, line := range indexMetrics["cluster_search"].Lines {
 		data := line.Data
-		if v, ok := data.([][]interface{}); ok && len(v)> 0 && bucketSize <= 60 {
+		if v, ok := data.([][]interface{}); ok && len(v)> 0 {
 			// remove first metric dot
 			temp := v[1:]
 			// // remove first last dot
@@ -286,12 +283,6 @@ func (h *APIHandler) FetchClusterInfo(w http.ResponseWriter, req *http.Request,
 		searchMetricData[line.Metric.Label] = data
 	}
 
-	searchR1, err := elastic.GetClient(clusterID).SearchWithRawQueryDSL(getAllMetricsIndex(), util.MustToJSONBytes(query))
-	if err != nil {
-		panic(err)
-	}
-
-
 	//fetch recent cluster health status
 	bucketItem := common.NewBucketItem(
 		common.TermsBucket, util.MapStr{
@@ -409,7 +400,7 @@ func (h *APIHandler) FetchClusterInfo(w http.ResponseWriter, req *http.Request,
 
 	util.MergeFields(query, aggs, true)
 
-	searchR1, err = elastic.GetClient(global.MustLookupString(elastic.GlobalSystemElasticsearchID)).SearchWithRawQueryDSL(getAllMetricsIndex(), util.MustToJSONBytes(query))
+	searchR1, err := elastic.GetClient(global.MustLookupString(elastic.GlobalSystemElasticsearchID)).SearchWithRawQueryDSL(getAllMetricsIndex(), util.MustToJSONBytes(query))
 	if err != nil {
 		panic(err)
 	}

modules/elastic/api/index_overview.go

@@ -365,11 +365,11 @@ func (h *APIHandler) FetchIndexInfo(w http.ResponseWriter,  req *http.Request, p
 		return
 	}
 
-	bucketSize, min, max, err := h.getMetricRangeAndBucketSize(req, 60, (15))
-	if err != nil {
-		panic(err)
-		return
+	bucketSize := GetMinBucketSize()
+	if bucketSize < 60 {
+		bucketSize = 60
 	}
+	var metricLen = 15
 	// 索引速率
 	indexMetric:=newMetricItem("indexing", 1, OperationGroupKey)
 	indexMetric.OnlyPrimary = true
@@ -425,8 +425,7 @@ func (h *APIHandler) FetchIndexInfo(w http.ResponseWriter,  req *http.Request, p
 				{
 					"range": util.MapStr{
 						"timestamp": util.MapStr{
-							"gte": min,
-							"lte": max,
+							"gte": fmt.Sprintf("now-%ds", metricLen * bucketSize),
 						},
 					},
 				},

modules/elastic/api/node_overview.go

@@ -305,11 +305,6 @@ func (h *APIHandler) FetchNodeInfo(w http.ResponseWriter, req *http.Request, ps
 		h.WriteError(w, err.Error(), http.StatusInternalServerError)
 		return
 	}
-	bucketSize, min, max, err := h.getMetricRangeAndBucketSize(req, 60, (15))
-	if err != nil {
-		panic(err)
-		return
-	}
 	// 索引速率
 	indexMetric:=newMetricItem("indexing", 1, OperationGroupKey)
 	indexMetric.AddAxi("indexing rate","group1",common.PositionLeft,"num","0,0","0,0.[00]",5,true)
@@ -335,6 +330,11 @@ func (h *APIHandler) FetchNodeInfo(w http.ResponseWriter, req *http.Request, ps
 		Units: "Search/s",
 	})
 
+	bucketSize := GetMinBucketSize()
+	if bucketSize < 60 {
+		bucketSize = 60
+	}
+	var metricLen = 15
 	aggs:=map[string]interface{}{}
 	query=map[string]interface{}{}
 	query["query"]=util.MapStr{
@@ -364,8 +364,7 @@ func (h *APIHandler) FetchNodeInfo(w http.ResponseWriter, req *http.Request, ps
 				{
 					"range": util.MapStr{
 						"timestamp": util.MapStr{
-							"gte": min,
-							"lte": max,
+							"gte": fmt.Sprintf("now-%ds", metricLen * bucketSize),
 						},
 					},
 				},