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Diffstat (limited to '')
-rw-r--r-- | src/go/plugin/go.d/modules/rabbitmq/rabbitmq.go | 127 |
1 files changed, 127 insertions, 0 deletions
diff --git a/src/go/plugin/go.d/modules/rabbitmq/rabbitmq.go b/src/go/plugin/go.d/modules/rabbitmq/rabbitmq.go new file mode 100644 index 000000000..74805dab7 --- /dev/null +++ b/src/go/plugin/go.d/modules/rabbitmq/rabbitmq.go @@ -0,0 +1,127 @@ +// SPDX-License-Identifier: GPL-3.0-or-later + +package rabbitmq + +import ( + _ "embed" + "errors" + "net/http" + "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("rabbitmq", module.Creator{ + JobConfigSchema: configSchema, + Create: func() module.Module { return New() }, + Config: func() any { return &Config{} }, + }) +} + +func New() *RabbitMQ { + return &RabbitMQ{ + Config: Config{ + HTTP: web.HTTP{ + Request: web.Request{ + URL: "http://localhost:15672", + Username: "guest", + Password: "guest", + }, + Client: web.Client{ + Timeout: web.Duration(time.Second), + }, + }, + CollectQueues: false, + }, + charts: baseCharts.Copy(), + vhosts: make(map[string]bool), + queues: make(map[string]queueCache), + } +} + +type Config struct { + UpdateEvery int `yaml:"update_every,omitempty" json:"update_every"` + web.HTTP `yaml:",inline" json:""` + CollectQueues bool `yaml:"collect_queues_metrics" json:"collect_queues_metrics"` +} + +type ( + RabbitMQ struct { + module.Base + Config `yaml:",inline" json:""` + + charts *module.Charts + + httpClient *http.Client + + nodeName string + vhosts map[string]bool + queues map[string]queueCache + } + queueCache struct { + name, vhost string + } +) + +func (r *RabbitMQ) Configuration() any { + return r.Config +} + +func (r *RabbitMQ) Init() error { + if r.URL == "" { + r.Error("'url' can not be empty") + return errors.New("url not set") + } + + client, err := web.NewHTTPClient(r.Client) + if err != nil { + r.Errorf("init HTTP client: %v", err) + return err + } + r.httpClient = client + + r.Debugf("using URL %s", r.URL) + r.Debugf("using timeout: %s", r.Timeout) + + return nil +} + +func (r *RabbitMQ) 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 *RabbitMQ) Charts() *module.Charts { + return r.charts +} + +func (r *RabbitMQ) Collect() map[string]int64 { + mx, err := r.collect() + if err != nil { + r.Error(err) + } + + if len(mx) == 0 { + return nil + } + + return mx +} + +func (r *RabbitMQ) Cleanup() { + if r.httpClient != nil { + r.httpClient.CloseIdleConnections() + } +} |