增加连接数监控图表

internal/web/actions/default/clusters/cluster/init.go

@@ -44,6 +44,7 @@ func init() {
 			Post("/node/monitor/load", new(monitor.LoadAction)).
 			Post("/node/monitor/trafficIn", new(monitor.TrafficInAction)).
 			Post("/node/monitor/trafficOut", new(monitor.TrafficOutAction)).
+			Post("/node/monitor/connections", new(monitor.ConnectionsAction)).
 
 			// 分组相关
 			Get("/groups", new(groups.IndexAction)).

internal/web/actions/default/clusters/cluster/node/monitor/connections.go

@@ -0,0 +1,73 @@
+// Copyright 2021 Liuxiangchao iwind.liu@gmail.com. All rights reserved.
+
+package monitor
+
+import (
+	"encoding/json"
+	"github.com/TeaOSLab/EdgeAdmin/internal/utils/numberutils"
+	"github.com/TeaOSLab/EdgeAdmin/internal/web/actions/actionutils"
+	"github.com/TeaOSLab/EdgeCommon/pkg/nodeconfigs"
+	"github.com/TeaOSLab/EdgeCommon/pkg/rpc/pb"
+	"github.com/iwind/TeaGo/maps"
+	timeutil "github.com/iwind/TeaGo/utils/time"
+	"time"
+)
+
+type ConnectionsAction struct {
+	actionutils.ParentAction
+}
+
+func (this *ConnectionsAction) RunPost(params struct {
+	NodeId int64
+}) {
+	resp, err := this.RPC().NodeValueRPC().ListNodeValues(this.AdminContext(), &pb.ListNodeValuesRequest{
+		Role:   "node",
+		NodeId: params.NodeId,
+		Item:   nodeconfigs.NodeValueItemConnections,
+		Range:  nodeconfigs.NodeValueRangeMinute,
+	})
+	if err != nil {
+		this.ErrorPage(err)
+		return
+	}
+	valuesMap := map[string]int64{} // YmdHi => count
+	for _, v := range resp.NodeValues {
+		if len(v.ValueJSON) == 0 {
+			continue
+		}
+
+		valueMap := maps.Map{}
+		err = json.Unmarshal(v.ValueJSON, &valueMap)
+		if err != nil {
+			this.ErrorPage(err)
+			return
+		}
+
+		valuesMap[timeutil.FormatTime("YmdHi", v.CreatedAt)] = valueMap.GetInt64("total")
+	}
+
+	// 过去一个小时
+	result := []maps.Map{}
+	for i := 60; i >= 1; i-- {
+		timestamp := time.Now().Unix() - int64(i)*60
+		minute := timeutil.FormatTime("YmdHi", timestamp)
+		total, ok := valuesMap[minute]
+		if ok {
+			result = append(result, maps.Map{
+				"label": timeutil.FormatTime("H:i", timestamp),
+				"value": total,
+				"text":  numberutils.FormatInt64(total),
+			})
+		} else {
+			result = append(result, maps.Map{
+				"label": timeutil.FormatTime("H:i", timestamp),
+				"value": 0,
+				"text":  "0",
+			})
+		}
+	}
+
+	this.Data["values"] = result
+
+	this.Success()
+}