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feat: unifyquery 适配查询 es 集群的无损切换 --story=121259459 (#672)
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,118 @@ | ||
| // Tencent is pleased to support the open source community by making | ||
| // 蓝鲸智云 - 监控平台 (BlueKing - Monitor) available. | ||
| // Copyright (C) 2022 THL A29 Limited, a Tencent company. All rights reserved. | ||
| // Licensed under the MIT License (the "License"); you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at http://opensource.org/licenses/MIT | ||
| // 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 function | ||
|
|
||
| import ( | ||
| "sort" | ||
| "strings" | ||
|
|
||
| "github.com/prometheus/prometheus/prompb" | ||
|
|
||
| "github.com/TencentBlueKing/bkmonitor-datalink/pkg/unify-query/internal/set" | ||
| ) | ||
|
|
||
| const ( | ||
| Min = "min" | ||
| Max = "max" | ||
| Avg = "avg" | ||
| Sum = "sum" | ||
| Count = "count" | ||
| ) | ||
|
|
||
| // MergeSamplesWithFuncAndSort 合并 samples 数据，如果相同时间的进行函数处理，并且按照时间排序 | ||
| func MergeSamplesWithFuncAndSort(name string) func(samplesList ...[]prompb.Sample) []prompb.Sample { | ||
| return func(samplesList ...[]prompb.Sample) []prompb.Sample { | ||
| var ( | ||
| aggFunc func(i, j float64) float64 | ||
| ) | ||
| switch strings.ToLower(name) { | ||
| case Min: | ||
| aggFunc = func(i, j float64) float64 { | ||
| if i < j { | ||
| return i | ||
| } | ||
| return j | ||
| } | ||
| case Max: | ||
| aggFunc = func(i, j float64) float64 { | ||
| if i > j { | ||
| return i | ||
| } | ||
| return j | ||
| } | ||
| default: | ||
| aggFunc = func(i, j float64) float64 { | ||
| return i + j | ||
| } | ||
| } | ||
|
|
||
| // 生成 sampleMap 用户合并计算 | ||
| sampleMap := make(map[int64]float64) | ||
| countMap := make(map[int64]float64) | ||
|
|
||
| // 生成时间 set 用于排序 | ||
| timestampSet := set.New[int64]() | ||
|
|
||
| for _, samples := range samplesList { | ||
| for _, sample := range samples { | ||
| timestampSet.Add(sample.GetTimestamp()) | ||
|
|
||
| if v, ok := sampleMap[sample.GetTimestamp()]; ok { | ||
| sampleMap[sample.GetTimestamp()] = aggFunc(v, sample.GetValue()) | ||
| } else { | ||
| sampleMap[sample.GetTimestamp()] = sample.GetValue() | ||
| } | ||
| countMap[sample.GetTimestamp()] += 1 | ||
| } | ||
| } | ||
|
|
||
| out := make([]prompb.Sample, timestampSet.Size()) | ||
|
|
||
| // 正序 | ||
| timestamps := timestampSet.ToArray() | ||
| sort.Slice(timestamps, func(i, j int) bool { | ||
| return timestamps[i] < timestamps[j] | ||
| }) | ||
|
|
||
| for i, timestamp := range timestamps { | ||
| var value float64 | ||
| switch name { | ||
| // Avg 方法需要等所有的数据合并了之后，再做计算 | ||
| case Avg: | ||
| if countMap[timestamp] > 0 { | ||
| value = sampleMap[timestamp] / countMap[timestamp] | ||
| } else { | ||
| value = 0 | ||
| } | ||
| default: | ||
| value = sampleMap[timestamp] | ||
| } | ||
|
|
||
| out[i] = prompb.Sample{ | ||
| Timestamp: timestamp, | ||
| Value: value, | ||
| } | ||
| } | ||
| return out | ||
| } | ||
| } | ||
|
|
||
| // MergeSamplesWithUnionAndSort 合并 samples 数据，如果相同时间的则追加，并且按照时间排序 | ||
| func MergeSamplesWithUnionAndSort(samplesList ...[]prompb.Sample) []prompb.Sample { | ||
| var out []prompb.Sample | ||
| for _, samples := range samplesList { | ||
| out = append(out, samples...) | ||
| } | ||
|
|
||
| sort.Slice(out, func(i, j int) bool { | ||
| return out[i].GetTimestamp() < out[j].GetTimestamp() | ||
| }) | ||
| return out | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,133 @@ | ||
| // Tencent is pleased to support the open source community by making | ||
| // 蓝鲸智云 - 监控平台 (BlueKing - Monitor) available. | ||
| // Copyright (C) 2022 THL A29 Limited, a Tencent company. All rights reserved. | ||
| // Licensed under the MIT License (the "License"); you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at http://opensource.org/licenses/MIT | ||
| // 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 function | ||
|
|
||
| import ( | ||
| "testing" | ||
|
|
||
| "github.com/prometheus/prometheus/prompb" | ||
| "github.com/stretchr/testify/assert" | ||
| ) | ||
|
|
||
| func TestMergeSamples(t *testing.T) { | ||
| t1 := []prompb.Sample{ | ||
| { | ||
| Timestamp: 1734462839000, | ||
| Value: 5, | ||
| }, | ||
| { | ||
| Timestamp: 1734462719000, | ||
| Value: 0.1, | ||
| }, | ||
| { | ||
| Timestamp: 1734462719000, | ||
| Value: 0.2, | ||
| }, | ||
| } | ||
|
|
||
| t2 := []prompb.Sample{ | ||
| { | ||
| Timestamp: 1734462779000, | ||
| Value: 2, | ||
| }, | ||
| { | ||
| Timestamp: 1734462719000, | ||
| Value: 3, | ||
| }, | ||
| } | ||
|
|
||
| t3 := MergeSamplesWithFuncAndSort(Sum)(t1, t2) | ||
| assert.Equal(t, []prompb.Sample{ | ||
| { | ||
| Timestamp: 1734462719000, | ||
| Value: 3.3, | ||
| }, | ||
| { | ||
| Timestamp: 1734462779000, | ||
| Value: 2, | ||
| }, | ||
| { | ||
| Timestamp: 1734462839000, | ||
| Value: 5, | ||
| }, | ||
| }, t3) | ||
|
|
||
| t4 := MergeSamplesWithFuncAndSort(Min)(t1, t2) | ||
| assert.Equal(t, []prompb.Sample{ | ||
| { | ||
| Timestamp: 1734462719000, | ||
| Value: 0.1, | ||
| }, | ||
| { | ||
| Timestamp: 1734462779000, | ||
| Value: 2, | ||
| }, | ||
| { | ||
| Timestamp: 1734462839000, | ||
| Value: 5, | ||
| }, | ||
| }, t4) | ||
|
|
||
| t5 := MergeSamplesWithFuncAndSort(Max)(t1, t2) | ||
| assert.Equal(t, []prompb.Sample{ | ||
| { | ||
| Timestamp: 1734462719000, | ||
| Value: 3, | ||
| }, | ||
| { | ||
| Timestamp: 1734462779000, | ||
| Value: 2, | ||
| }, | ||
| { | ||
| Timestamp: 1734462839000, | ||
| Value: 5, | ||
| }, | ||
| }, t5) | ||
|
|
||
| t6 := MergeSamplesWithFuncAndSort(Avg)(t1, t2) | ||
| assert.Equal(t, []prompb.Sample{ | ||
| { | ||
| Timestamp: 1734462719000, | ||
| Value: 1.0999999999999999, | ||
| }, | ||
| { | ||
| Timestamp: 1734462779000, | ||
| Value: 2, | ||
| }, | ||
| { | ||
| Timestamp: 1734462839000, | ||
| Value: 5, | ||
| }, | ||
| }, t6) | ||
|
|
||
| t8 := MergeSamplesWithUnionAndSort(t1, t2) | ||
| assert.Equal(t, []prompb.Sample{ | ||
| { | ||
| Timestamp: 1734462719000, | ||
| Value: 0.1, | ||
| }, | ||
| { | ||
| Timestamp: 1734462719000, | ||
| Value: 0.2, | ||
| }, | ||
| { | ||
| Timestamp: 1734462719000, | ||
| Value: 3, | ||
| }, | ||
| { | ||
| Timestamp: 1734462779000, | ||
| Value: 2, | ||
| }, | ||
| { | ||
| Timestamp: 1734462839000, | ||
| Value: 5, | ||
| }, | ||
| }, t8) | ||
| } |
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