ClusterCockpit/cc-metric-collector
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Merge current development version into main (#48)

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* DiskstatCollector: cast part_max_used metric to int

* Add uint types to GangliaSink and LibgangliaSink

* Use new sink instances to allow multiple of same sink type

* Update sink README and SampleSink

* Use new receiver instances to allow multiple of same receiver type

* Fix metric scope in likwid configuration script

* Mention likwid config script in LikwidCollector README

* Refactor: Embed Init() into New() function

* Refactor: Embed Init() into New() function

* Fix: MetricReceiver uses uninitialized values, when initialization fails

* Use Ganglia configuration (#44)

* Copy all metric configurations from original Ganglia code

* Use metric configurations from Ganglia for some metrics

* Format value string also for known metrics

* Numa-aware memstat collector (#45)

* Add samples for collectors, sinks and receivers

* Ping InfluxDB server after connecting to recognize faulty connections

* Add sink for Prometheus monitoring system (#46)

* Add sink for Prometheus monitoring system

* Add prometheus sink to README

* Add scraper for Prometheus clients (#47)

Co-authored-by: Holger Obermaier <holgerob@gmx.de>
Co-authored-by: Holger Obermaier <40787752+ho-ob@users.noreply.github.com>
This commit is contained in:
Thomas Gruber
2022-02-25 14:49:49 +01:00
committed by GitHub
parent b4cc6d54ea
commit d98076c792
27 changed files with 1509 additions and 517 deletions
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52
sinks/natsSink.go
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@@ -53,30 +53,6 @@ func (s *NatsSink) connect() error {
return nil
}
func (s *NatsSink) Init(config json.RawMessage) error {
s.name = "NatsSink"
if len(config) > 0 {
err := json.Unmarshal(config, &s.config)
if err != nil {
cclog.ComponentError(s.name, "Error reading config for", s.name, ":", err.Error())
return err
}
}
if len(s.config.Host) == 0 ||
len(s.config.Port) == 0 ||
len(s.config.Database) == 0 {
return errors.New("not all configuration variables set required by NatsSink")
}
// Setup Influx line protocol
s.buffer = &bytes.Buffer{}
s.buffer.Grow(1025)
s.encoder = influx.NewEncoder(s.buffer)
s.encoder.SetPrecision(time.Second)
s.encoder.SetMaxLineBytes(1024)
// Setup infos for connection
return s.connect()
}
func (s *NatsSink) Write(m lp.CCMetric) error {
if s.client != nil {
_, err := s.encoder.Encode(m.ToPoint(s.config.MetaAsTags))
@@ -105,3 +81,31 @@ func (s *NatsSink) Close() {
s.client.Close()
}
}
func NewNatsSink(name string, config json.RawMessage) (Sink, error) {
s := new(NatsSink)
s.name = fmt.Sprintf("NatsSink(%s)", name)
if len(config) > 0 {
err := json.Unmarshal(config, &s.config)
if err != nil {
cclog.ComponentError(s.name, "Error reading config for", s.name, ":", err.Error())
return nil, err
}
}
if len(s.config.Host) == 0 ||
len(s.config.Port) == 0 ||
len(s.config.Database) == 0 {
return nil, errors.New("not all configuration variables set required by NatsSink")
}
// Setup Influx line protocol
s.buffer = &bytes.Buffer{}
s.buffer.Grow(1025)
s.encoder = influx.NewEncoder(s.buffer)
s.encoder.SetPrecision(time.Second)
s.encoder.SetMaxLineBytes(1024)
// Setup infos for connection
if err := s.connect(); err != nil {
return nil, fmt.Errorf("Unable to connect: %v", err)
}
return s, nil
}