mirror of
https://github.com/ClusterCockpit/cc-metric-collector.git
synced 2024-11-10 04:27:25 +01:00
102 lines
2.6 KiB
Go
102 lines
2.6 KiB
Go
package sinks
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import (
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"context"
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"crypto/tls"
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"encoding/json"
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"errors"
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"fmt"
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cclog "github.com/ClusterCockpit/cc-metric-collector/internal/ccLogger"
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lp "github.com/ClusterCockpit/cc-metric-collector/internal/ccMetric"
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influxdb2 "github.com/influxdata/influxdb-client-go/v2"
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influxdb2Api "github.com/influxdata/influxdb-client-go/v2/api"
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)
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type InfluxSinkConfig struct {
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defaultSinkConfig
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Host string `json:"host,omitempty"`
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Port string `json:"port,omitempty"`
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Database string `json:"database,omitempty"`
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User string `json:"user,omitempty"`
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Password string `json:"password,omitempty"`
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Organization string `json:"organization,omitempty"`
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SSL bool `json:"ssl,omitempty"`
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RetentionPol string `json:"retention_policy,omitempty"`
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}
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type InfluxSink struct {
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sink
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client influxdb2.Client
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writeApi influxdb2Api.WriteAPIBlocking
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config InfluxSinkConfig
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}
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func (s *InfluxSink) connect() error {
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var auth string
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var uri string
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if s.config.SSL {
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uri = fmt.Sprintf("https://%s:%s", s.config.Host, s.config.Port)
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} else {
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uri = fmt.Sprintf("http://%s:%s", s.config.Host, s.config.Port)
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}
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if len(s.config.User) == 0 {
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auth = s.config.Password
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} else {
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auth = fmt.Sprintf("%s:%s", s.config.User, s.config.Password)
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}
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cclog.ComponentDebug(s.name, "Using URI", uri, "Org", s.config.Organization, "Bucket", s.config.Database)
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s.client =
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influxdb2.NewClientWithOptions(
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uri,
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auth,
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influxdb2.DefaultOptions().SetTLSConfig(
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&tls.Config{InsecureSkipVerify: true},
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),
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)
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s.writeApi = s.client.WriteAPIBlocking(s.config.Organization, s.config.Database)
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return nil
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}
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func (s *InfluxSink) Init(config json.RawMessage) error {
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s.name = "InfluxSink"
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if len(config) > 0 {
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err := json.Unmarshal(config, &s.config)
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if err != nil {
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return err
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}
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}
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if len(s.config.Host) == 0 ||
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len(s.config.Port) == 0 ||
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len(s.config.Database) == 0 ||
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len(s.config.Organization) == 0 ||
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len(s.config.Password) == 0 {
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return errors.New("not all configuration variables set required by InfluxSink")
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}
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return s.connect()
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}
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func (s *InfluxSink) Write(point lp.CCMetric) error {
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tags := make(map[string]string)
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for key, value := range point.Tags() {
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tags[key] = value
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}
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if s.config.MetaAsTags {
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for key, value := range point.Meta() {
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tags[key] = value
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}
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}
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p := influxdb2.NewPoint(point.Name(), tags, point.Fields(), point.Time())
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err := s.writeApi.WritePoint(context.Background(), p)
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return err
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}
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func (s *InfluxSink) Flush() error {
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return nil
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}
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func (s *InfluxSink) Close() {
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cclog.ComponentDebug(s.name, "Closing InfluxDB connection")
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s.client.Close()
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}
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