mirror of
https://github.com/ClusterCockpit/cc-metric-store.git
synced 2024-12-27 09:19:06 +01:00
116 lines
2.7 KiB
Go
116 lines
2.7 KiB
Go
package config
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import (
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"encoding/json"
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"fmt"
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"log"
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"os"
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)
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// For aggregation over multiple values at different cpus/sockets/..., not time!
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type AggregationStrategy int
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const (
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NoAggregation AggregationStrategy = iota
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SumAggregation
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AvgAggregation
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)
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func (as *AggregationStrategy) UnmarshalJSON(data []byte) error {
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var str string
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if err := json.Unmarshal(data, &str); err != nil {
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return err
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}
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switch str {
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case "":
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*as = NoAggregation
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case "sum":
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*as = SumAggregation
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case "avg":
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*as = AvgAggregation
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default:
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return fmt.Errorf("invalid aggregation strategy: %#v", str)
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}
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return nil
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}
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type MetricConfig struct {
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// Interval in seconds at which measurements will arive.
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Frequency int64 `json:"frequency"`
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// Can be 'sum', 'avg' or null. Describes how to aggregate metrics from the same timestep over the hierarchy.
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Aggregation AggregationStrategy `json:"aggregation"`
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// Private, used internally...
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Offset int
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}
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type HttpConfig struct {
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// Address to bind to, for example "0.0.0.0:8081"
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Address string `json:"address"`
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// If not the empty string, use https with this as the certificate file
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CertFile string `json:"https-cert-file"`
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// If not the empty string, use https with this as the key file
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KeyFile string `json:"https-key-file"`
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}
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type NatsConfig struct {
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// Address of the nats server
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Address string `json:"address"`
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// Username/Password, optional
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Username string `json:"username"`
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Password string `json:"password"`
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//Creds file path
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Credsfilepath string `json:"creds-file-path"`
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Subscriptions []struct {
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// Channel name
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SubscribeTo string `json:"subscribe-to"`
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// Allow lines without a cluster tag, use this as default, optional
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ClusterTag string `json:"cluster-tag"`
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} `json:"subscriptions"`
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}
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type Config struct {
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Metrics map[string]MetricConfig `json:"metrics"`
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HttpConfig *HttpConfig `json:"http-api"`
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Checkpoints struct {
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Interval string `json:"interval"`
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RootDir string `json:"directory"`
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Restore string `json:"restore"`
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} `json:"checkpoints"`
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Debug struct {
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DumpToFile string `json:"dump-to-file"`
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EnableGops bool `json:"gops"`
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} `json:"debug"`
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RetentionInMemory string `json:"retention-in-memory"`
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JwtPublicKey string `json:"jwt-public-key"`
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Archive struct {
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Interval string `json:"interval"`
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RootDir string `json:"directory"`
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DeleteInstead bool `json:"delete-instead"`
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} `json:"archive"`
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Nats []*NatsConfig `json:"nats"`
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}
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var Keys Config
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func Init(file string) {
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configFile, err := os.Open(file)
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if err != nil {
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log.Fatal(err)
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}
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defer configFile.Close()
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dec := json.NewDecoder(configFile)
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dec.DisallowUnknownFields()
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if err := dec.Decode(&Keys); err != nil {
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log.Fatal(err)
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}
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}
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