diff options
Diffstat (limited to '')
-rw-r--r-- | src/go/collectors/go.d.plugin/modules/vernemq/vernemq.go | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/src/go/collectors/go.d.plugin/modules/vernemq/vernemq.go b/src/go/collectors/go.d.plugin/modules/vernemq/vernemq.go new file mode 100644 index 000000000..e8ce3c4a4 --- /dev/null +++ b/src/go/collectors/go.d.plugin/modules/vernemq/vernemq.go @@ -0,0 +1,112 @@ +// SPDX-License-Identifier: GPL-3.0-or-later + +package vernemq + +import ( + _ "embed" + "errors" + "time" + + "github.com/netdata/netdata/go/go.d.plugin/agent/module" + "github.com/netdata/netdata/go/go.d.plugin/pkg/prometheus" + "github.com/netdata/netdata/go/go.d.plugin/pkg/web" +) + +//go:embed "config_schema.json" +var configSchema string + +func init() { + module.Register("vernemq", module.Creator{ + JobConfigSchema: configSchema, + Create: func() module.Module { return New() }, + }) +} + +func New() *VerneMQ { + return &VerneMQ{ + Config: Config{ + HTTP: web.HTTP{ + Request: web.Request{ + URL: "http://127.0.0.1:8888/metrics", + }, + Client: web.Client{ + Timeout: web.Duration(time.Second), + }, + }, + }, + charts: charts.Copy(), + cache: make(map[string]bool), + } +} + +type Config struct { + web.HTTP `yaml:",inline" json:""` + UpdateEvery int `yaml:"update_every" json:"update_every"` +} + +type ( + VerneMQ struct { + module.Base + Config `yaml:",inline" json:""` + + charts *Charts + + prom prometheus.Prometheus + + cache map[string]bool + } +) + +func (v *VerneMQ) Configuration() any { + return v.Config +} + +func (v *VerneMQ) Init() error { + if err := v.validateConfig(); err != nil { + v.Errorf("error on validating config: %v", err) + return err + } + + prom, err := v.initPrometheusClient() + if err != nil { + v.Error(err) + return err + } + v.prom = prom + + return nil +} + +func (v *VerneMQ) Check() error { + mx, err := v.collect() + if err != nil { + v.Error(err) + return err + } + if len(mx) == 0 { + return errors.New("no metrics collected") + } + return nil +} + +func (v *VerneMQ) Charts() *Charts { + return v.charts +} + +func (v *VerneMQ) Collect() map[string]int64 { + mx, err := v.collect() + if err != nil { + v.Error(err) + } + + if len(mx) == 0 { + return nil + } + return mx +} + +func (v *VerneMQ) Cleanup() { + if v.prom != nil && v.prom.HTTPClient() != nil { + v.prom.HTTPClient().CloseIdleConnections() + } +} |