diff options
Diffstat (limited to 'src/go/plugin/go.d/modules/mongodb/mongodb.go')
-rw-r--r-- | src/go/plugin/go.d/modules/mongodb/mongodb.go | 128 |
1 files changed, 128 insertions, 0 deletions
diff --git a/src/go/plugin/go.d/modules/mongodb/mongodb.go b/src/go/plugin/go.d/modules/mongodb/mongodb.go new file mode 100644 index 000000000..7b8550251 --- /dev/null +++ b/src/go/plugin/go.d/modules/mongodb/mongodb.go @@ -0,0 +1,128 @@ +// SPDX-License-Identifier: GPL-3.0-or-later + +package mongo + +import ( + _ "embed" + "errors" + "sync" + "time" + + "github.com/netdata/netdata/go/plugins/plugin/go.d/agent/module" + "github.com/netdata/netdata/go/plugins/plugin/go.d/pkg/matcher" + "github.com/netdata/netdata/go/plugins/plugin/go.d/pkg/web" +) + +//go:embed "config_schema.json" +var configSchema string + +func init() { + module.Register("mongodb", module.Creator{ + JobConfigSchema: configSchema, + Create: func() module.Module { return New() }, + Config: func() any { return &Config{} }, + }) +} + +func New() *Mongo { + return &Mongo{ + Config: Config{ + URI: "mongodb://localhost:27017", + Timeout: web.Duration(time.Second), + Databases: matcher.SimpleExpr{ + Includes: []string{}, + Excludes: []string{}, + }, + }, + + conn: &mongoClient{}, + + charts: chartsServerStatus.Copy(), + addShardingChartsOnce: &sync.Once{}, + + optionalCharts: make(map[string]bool), + replSetMembers: make(map[string]bool), + databases: make(map[string]bool), + shards: make(map[string]bool), + } +} + +type Config struct { + UpdateEvery int `yaml:"update_every,omitempty" json:"update_every"` + URI string `yaml:"uri" json:"uri"` + Timeout web.Duration `yaml:"timeout,omitempty" json:"timeout"` + Databases matcher.SimpleExpr `yaml:"databases,omitempty" json:"databases"` +} + +type Mongo struct { + module.Base + Config `yaml:",inline" json:""` + + charts *module.Charts + addShardingChartsOnce *sync.Once + + conn mongoConn + + dbSelector matcher.Matcher + optionalCharts map[string]bool + databases map[string]bool + replSetMembers map[string]bool + shards map[string]bool +} + +func (m *Mongo) Configuration() any { + return m.Config +} + +func (m *Mongo) Init() error { + if err := m.verifyConfig(); err != nil { + m.Errorf("config validation: %v", err) + return err + } + + if err := m.initDatabaseSelector(); err != nil { + m.Errorf("init database selector: %v", err) + return err + } + + return nil +} + +func (m *Mongo) Check() error { + mx, err := m.collect() + if err != nil { + m.Error(err) + return err + } + if len(mx) == 0 { + return errors.New("no metrics collected") + } + return nil +} + +func (m *Mongo) Charts() *module.Charts { + return m.charts +} + +func (m *Mongo) Collect() map[string]int64 { + mx, err := m.collect() + if err != nil { + m.Error(err) + } + + if len(mx) == 0 { + m.Warning("no values collected") + return nil + } + + return mx +} + +func (m *Mongo) Cleanup() { + if m.conn == nil { + return + } + if err := m.conn.close(); err != nil { + m.Warningf("cleanup: error on closing mongo conn: %v", err) + } +} |