diff options
Diffstat (limited to 'src/go/collectors/go.d.plugin/modules/powerdns_recursor/recursor.go')
-rw-r--r-- | src/go/collectors/go.d.plugin/modules/powerdns_recursor/recursor.go | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/src/go/collectors/go.d.plugin/modules/powerdns_recursor/recursor.go b/src/go/collectors/go.d.plugin/modules/powerdns_recursor/recursor.go new file mode 100644 index 000000000..9296b7cd1 --- /dev/null +++ b/src/go/collectors/go.d.plugin/modules/powerdns_recursor/recursor.go @@ -0,0 +1,115 @@ +// SPDX-License-Identifier: GPL-3.0-or-later + +package powerdns_recursor + +import ( + _ "embed" + "errors" + "net/http" + "time" + + "github.com/netdata/netdata/go/go.d.plugin/agent/module" + "github.com/netdata/netdata/go/go.d.plugin/pkg/web" +) + +//go:embed "config_schema.json" +var configSchema string + +func init() { + module.Register("powerdns_recursor", module.Creator{ + JobConfigSchema: configSchema, + Create: func() module.Module { return New() }, + }) +} + +func New() *Recursor { + return &Recursor{ + Config: Config{ + HTTP: web.HTTP{ + Request: web.Request{ + URL: "http://127.0.0.1:8081", + }, + Client: web.Client{ + Timeout: web.Duration(time.Second), + }, + }, + }, + } +} + +type Config struct { + web.HTTP `yaml:",inline" json:""` + UpdateEvery int `yaml:"update_every" json:"update_every"` +} + +type Recursor struct { + module.Base + Config `yaml:",inline" json:""` + + charts *module.Charts + + httpClient *http.Client +} + +func (r *Recursor) Configuration() any { + return r.Config +} + +func (r *Recursor) Init() error { + err := r.validateConfig() + if err != nil { + r.Errorf("config validation: %v", err) + return err + } + + client, err := r.initHTTPClient() + if err != nil { + r.Errorf("init HTTP client: %v", err) + return err + } + r.httpClient = client + + cs, err := r.initCharts() + if err != nil { + r.Errorf("init charts: %v", err) + return err + } + r.charts = cs + + return nil +} + +func (r *Recursor) Check() error { + mx, err := r.collect() + if err != nil { + r.Error(err) + return err + } + if len(mx) == 0 { + return errors.New("no metrics collected") + } + return nil +} + +func (r *Recursor) Charts() *module.Charts { + return r.charts +} + +func (r *Recursor) Collect() map[string]int64 { + ms, err := r.collect() + if err != nil { + r.Error(err) + } + + if len(ms) == 0 { + return nil + } + return ms +} + +func (r *Recursor) Cleanup() { + if r.httpClient == nil { + return + } + r.httpClient.CloseIdleConnections() +} |