diff options
Diffstat (limited to 'src/go/plugin/go.d/modules/supervisord/supervisord.go')
-rw-r--r-- | src/go/plugin/go.d/modules/supervisord/supervisord.go | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/src/go/plugin/go.d/modules/supervisord/supervisord.go b/src/go/plugin/go.d/modules/supervisord/supervisord.go new file mode 100644 index 000000000..0988cfc88 --- /dev/null +++ b/src/go/plugin/go.d/modules/supervisord/supervisord.go @@ -0,0 +1,115 @@ +// SPDX-License-Identifier: GPL-3.0-or-later + +package supervisord + +import ( + _ "embed" + "errors" + "time" + + "github.com/netdata/netdata/go/plugins/plugin/go.d/agent/module" + "github.com/netdata/netdata/go/plugins/plugin/go.d/pkg/web" +) + +//go:embed "config_schema.json" +var configSchema string + +func init() { + module.Register("supervisord", module.Creator{ + JobConfigSchema: configSchema, + Create: func() module.Module { return New() }, + Config: func() any { return &Config{} }, + }) +} + +func New() *Supervisord { + return &Supervisord{ + Config: Config{ + URL: "http://127.0.0.1:9001/RPC2", + Client: web.Client{ + Timeout: web.Duration(time.Second), + }, + }, + + charts: summaryCharts.Copy(), + cache: make(map[string]map[string]bool), + } +} + +type Config struct { + UpdateEvery int `yaml:"update_every,omitempty" json:"update_every"` + URL string `yaml:"url" json:"url"` + web.Client `yaml:",inline" json:""` +} + +type ( + Supervisord struct { + module.Base + Config `yaml:",inline" json:""` + + charts *module.Charts + + client supervisorClient + + cache map[string]map[string]bool // map[group][procName]collected + } + supervisorClient interface { + getAllProcessInfo() ([]processStatus, error) + closeIdleConnections() + } +) + +func (s *Supervisord) Configuration() any { + return s.Config +} + +func (s *Supervisord) Init() error { + err := s.verifyConfig() + if err != nil { + s.Errorf("verify config: %v", err) + return err + } + + client, err := s.initSupervisorClient() + if err != nil { + s.Errorf("init supervisord client: %v", err) + return err + } + s.client = client + + return nil +} + +func (s *Supervisord) Check() error { + mx, err := s.collect() + if err != nil { + s.Error(err) + return err + } + if len(mx) == 0 { + return errors.New("no metrics collected") + } + return nil +} + +func (s *Supervisord) Charts() *module.Charts { + return s.charts +} + +func (s *Supervisord) Collect() map[string]int64 { + ms, err := s.collect() + if err != nil { + s.Error(err) + } + + if len(ms) == 0 { + return nil + } + return ms +} + +func (s *Supervisord) Cleanup() { + if s.client != nil { + s.client.closeIdleConnections() + } +} |