| // Licensed to Apache Software Foundation (ASF) under one or more contributor |
| // license agreements. See the NOTICE file distributed with |
| // this work for additional information regarding copyright |
| // ownership. Apache Software Foundation (ASF) licenses this file to you under |
| // the Apache License, Version 2.0 (the "License"); you may |
| // not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, |
| // software distributed under the License is distributed on an |
| // "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| // KIND, either express or implied. See the License for the |
| // specific language governing permissions and limitations |
| // under the License. |
| |
| package aggregation |
| |
| import ( |
| api "skywalking.apache.org/repo/goapi/query" |
| |
| "github.com/urfave/cli/v2" |
| |
| "github.com/apache/skywalking-cli/internal/commands/interceptor" |
| "github.com/apache/skywalking-cli/internal/flags" |
| "github.com/apache/skywalking-cli/internal/logger" |
| "github.com/apache/skywalking-cli/internal/model" |
| "github.com/apache/skywalking-cli/pkg/display" |
| "github.com/apache/skywalking-cli/pkg/display/displayable" |
| "github.com/apache/skywalking-cli/pkg/graphql/metrics" |
| ) |
| |
| var TopN = &cli.Command{ |
| Name: "top", |
| Usage: "query the top <n> entities sorted by the specified metrics", |
| ArgsUsage: "<n>", |
| UsageText: `Query the top <n> entities sorted by the specified metrics. |
| |
| Examples: |
| 1. Query the top 5 services whose sla are largest: |
| $ swctl metrics top --name service_sla 5 |
| |
| 2. Query the top 5 endpoints whose sla is largest: |
| $ swctl metrics top --name endpoint_sla 5 |
| |
| 3. Query the top 5 instances of service "boutique::adservice" whose sla are largest: |
| $ swctl metrics top --name service_instance_sla --service-name boutique::adservice 5 |
| `, |
| Flags: flags.Flags( |
| flags.DurationFlags, |
| flags.MetricsFlags, |
| flags.ServiceFlags, |
| []cli.Flag{ |
| &cli.GenericFlag{ |
| Name: "order", |
| Usage: "the `order` by which the top entities are sorted", |
| Value: &model.OrderEnumValue{ |
| Enum: api.AllOrder, |
| Default: api.OrderDes, |
| Selected: api.OrderDes, |
| }, |
| }, |
| }, |
| ), |
| Before: interceptor.BeforeChain( |
| interceptor.DurationInterceptor, |
| interceptor.ParseService(false), |
| ), |
| Action: func(ctx *cli.Context) error { |
| condition, duration, err := buildSortedCondition(ctx, true) |
| if err != nil { |
| return err |
| } |
| |
| logger.Log.Debugln(condition.Name, condition.Scope, condition.TopN) |
| metricsValues, err := metrics.SortMetrics(ctx, *condition, *duration) |
| if err != nil { |
| return err |
| } |
| |
| return display.Display(ctx, &displayable.Displayable{Data: metricsValues}) |
| }, |
| } |