mirror of
https://github.com/ClusterCockpit/cc-backend
synced 2024-09-20 11:27:26 +02:00
80 lines
2.6 KiB
Go
80 lines
2.6 KiB
Go
// Copyright (C) NHR@FAU, University Erlangen-Nuremberg.
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// All rights reserved.
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// Use of this source code is governed by a MIT-style
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// license that can be found in the LICENSE file.
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package metricdata
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import (
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"context"
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"encoding/json"
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"fmt"
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"time"
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"github.com/ClusterCockpit/cc-backend/internal/config"
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"github.com/ClusterCockpit/cc-backend/pkg/log"
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"github.com/ClusterCockpit/cc-backend/pkg/schema"
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)
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type MetricDataRepository interface {
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// Initialize this MetricDataRepository. One instance of
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// this interface will only ever be responsible for one cluster.
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Init(rawConfig json.RawMessage) error
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// Return the JobData for the given job, only with the requested metrics.
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LoadData(job *schema.Job, metrics []string, scopes []schema.MetricScope, ctx context.Context) (schema.JobData, error)
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// Return a map of metrics to a map of nodes to the metric statistics of the job. node scope assumed for now.
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LoadStats(job *schema.Job, metrics []string, ctx context.Context) (map[string]map[string]schema.MetricStatistics, error)
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// Return a map of hosts to a map of metrics at the requested scopes for that node.
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LoadNodeData(cluster string, metrics, nodes []string, scopes []schema.MetricScope, from, to time.Time, ctx context.Context) (map[string]map[string][]*schema.JobMetric, error)
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}
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var metricDataRepos map[string]MetricDataRepository = map[string]MetricDataRepository{}
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func Init() error {
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for _, cluster := range config.Keys.Clusters {
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if cluster.MetricDataRepository != nil {
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var kind struct {
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Kind string `json:"kind"`
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}
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if err := json.Unmarshal(cluster.MetricDataRepository, &kind); err != nil {
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log.Warn("Error while unmarshaling raw json MetricDataRepository")
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return err
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}
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var mdr MetricDataRepository
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switch kind.Kind {
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case "cc-metric-store":
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mdr = &CCMetricStore{}
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case "influxdb":
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mdr = &InfluxDBv2DataRepository{}
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case "prometheus":
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mdr = &PrometheusDataRepository{}
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case "test":
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mdr = &TestMetricDataRepository{}
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default:
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return fmt.Errorf("METRICDATA/METRICDATA > Unknown MetricDataRepository %v for cluster %v", kind.Kind, cluster.Name)
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}
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if err := mdr.Init(cluster.MetricDataRepository); err != nil {
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log.Errorf("Error initializing MetricDataRepository %v for cluster %v", kind.Kind, cluster.Name)
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return err
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}
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metricDataRepos[cluster.Name] = mdr
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}
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}
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return nil
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}
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func GetMetricDataRepo(cluster string) (MetricDataRepository, error) {
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var err error
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repo, ok := metricDataRepos[cluster]
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if !ok {
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err = fmt.Errorf("METRICDATA/METRICDATA > no metric data repository configured for '%s'", cluster)
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}
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return repo, err
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}
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