87 lines
2.5 KiB
Go
87 lines
2.5 KiB
Go
// Copyright (C) INFINI Labs & INFINI LIMITED.
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//
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// The INFINI Console is offered under the GNU Affero General Public License v3.0
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// and as commercial software.
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//
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// For commercial licensing, contact us at:
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// - Website: infinilabs.com
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// - Email: hello@infini.ltd
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//
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// Open Source licensed under AGPL V3:
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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/* Copyright © INFINI Ltd. All rights reserved.
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* Web: https://infinilabs.com
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* Email: hello#infini.ltd */
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package function
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import (
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"fmt"
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"infini.sh/framework/core/util"
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)
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// Latency represents a function that calculates latency as a ratio of two metrics.
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// Divisor: The denominator in the latency calculation.
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// Dividend: The numerator in the latency calculation.
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type Latency struct {
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Divisor string `json:"divisor"`
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Dividend string `json:"dividend"`
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}
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// GenerateAggregation implements the `Function` interface and generates an aggregation for the `latency` function.
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func (p *Latency) GenerateAggregation(metricName string) (map[string]interface{}, error) {
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if p.Dividend == "" || p.Divisor == "" {
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return nil, fmt.Errorf("empty divisor or dividend for agg func: latency")
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}
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var (
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divisorAggID = util.GetUUID()
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dividendAggID = util.GetUUID()
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divisorBaseAggID = util.GetUUID()
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dividendBaseAggID = util.GetUUID()
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)
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return util.MapStr{
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dividendBaseAggID: util.MapStr{
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"max": util.MapStr{
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"field": p.Dividend,
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},
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},
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dividendAggID: util.MapStr{
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"derivative": util.MapStr{
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"buckets_path": dividendBaseAggID,
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},
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},
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divisorBaseAggID: util.MapStr{
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"max": util.MapStr{
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"field": p.Divisor,
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},
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},
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divisorAggID: util.MapStr{
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"derivative": util.MapStr{
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"buckets_path": divisorBaseAggID,
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},
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},
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metricName: util.MapStr{
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"bucket_script": util.MapStr{
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"buckets_path": util.MapStr{
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"dividend": dividendAggID,
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"divisor": divisorAggID,
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},
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"script": "params.dividend / params.divisor",
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},
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},
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}, nil
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}
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