#6020 - Adding more option to enable required mongo stats to monitor

component/prometheus/exporter/mongodb/mongodb.go

@@ -25,17 +25,29 @@ func createExporter(opts component.Options, args component.Arguments, defaultIns
 }
 
 type Arguments struct {
-	URI                    rivertypes.Secret `river:"mongodb_uri,attr"`
-	DirectConnect          bool              `river:"direct_connect,attr,optional"`
-	DiscoveringMode        bool              `river:"discovering_mode,attr,optional"`
-	TLSBasicAuthConfigPath string            `river:"tls_basic_auth_config_path,attr,optional"`
+	URI                      rivertypes.Secret `river:"mongodb_uri,attr"`
+	DirectConnect            bool              `river:"direct_connect,attr,optional"`
+	DiscoveringMode          bool              `river:"discovering_mode,attr,optional"`
+	TLSBasicAuthConfigPath   string            `river:"tls_basic_auth_config_path,attr,optional"`
+	EnableDBStats            bool              `river:"enable_db_stats,attr,optional"`
+	EnableDiagnosticData     bool              `river:"enable_diagnostic_data,attr,optional"`
+	EnableReplicasetStatus   bool              `river:"enable_replicaset_status,attr,optional"`
+	EnableTopMetrics         bool              `river:"enable_top_metrics,attr,optional"`
+	EnableIndexStats         bool              `river:"enable_index_stats,attr,optional"`
+	EnableCollStats          bool              `river:"enable_coll_stats,attr,optional"`
 }
 
 func (a *Arguments) Convert() *mongodb_exporter.Config {
 	return &mongodb_exporter.Config{
-		URI:                    config_util.Secret(a.URI),
-		DirectConnect:          a.DirectConnect,
-		DiscoveringMode:        a.DiscoveringMode,
-		TLSBasicAuthConfigPath: a.TLSBasicAuthConfigPath,
+		URI:                      config_util.Secret(a.URI),
+		DirectConnect:            a.DirectConnect,
+		DiscoveringMode:          a.DiscoveringMode,
+		TLSBasicAuthConfigPath:   a.TLSBasicAuthConfigPath,
+		EnableDBStats:            a.EnableDBStats,
+		EnableDiagnosticData:     a.EnableDiagnosticData,
+		EnableReplicasetStatus:   a.EnableReplicasetStatus,
+		EnableTopMetrics:         a.EnableTopMetrics,
+		EnableIndexStats:         a.EnableIndexStats,
+		EnableCollStats:          a.EnableCollStats,
 	}
 }

component/prometheus/exporter/mongodb/mongodb_test.go

@@ -36,6 +36,7 @@ func TestConvert(t *testing.T) {
 	direct_connect = true
 	discovering_mode = true
 	tls_basic_auth_config_path = "/etc/path-to-file"
+	enable_replicaset_status = true
 	`
 	var args Arguments
 	err := river.Unmarshal([]byte(riverConfig), &args)
@@ -48,6 +49,7 @@ func TestConvert(t *testing.T) {
 		DirectConnect:          true,
 		DiscoveringMode:        true,
 		TLSBasicAuthConfigPath: "/etc/path-to-file",
+		EnableReplicasetStatus: true,
 	}
 	require.Equal(t, expected, *res)
 }

docs/sources/flow/reference/components/prometheus.exporter.mongodb.md

@@ -39,6 +39,12 @@ Omitted fields take their default values.
 | `direct_connect`             | `boolean` | Whether or not a direct connect should be made. Direct connections are not valid if multiple hosts are specified or an SRV URI is used. | false   | no       |
 | `discovering_mode`           | `boolean` | Wheter or not to enable autodiscover collections.                                                                                       | false   | no       |
 | `tls_basic_auth_config_path` | `string`  | Path to the file having Prometheus TLS config for basic auth. Only enable if you want to use TLS based authentication.                  |         | no       |
+| `enable_db_stats`            | `boolean` | Enable mongo database stats | false   | no       |
+| `enable_diagnostic_data`     | `boolean` | Enable mongo diagonstic data | false   | no       |
+| `enable_replicaset_status`   | `boolean` | Enable mongo replica set status stats | false   | no       |
+| `enable_top_metrics`         | `boolean` | Enable mongo top metrics | false   | no       |
+| `enable_index_stats`         | `boolean` | Enable mongo index stats | false   | no       |
+| `enable_coll_stats`          | `boolean` | Enable mongo collection stats | false   | no       |
 
 MongoDB node connection URI must be in the [`Standard Connection String Format`](https://docs.mongodb.com/manual/reference/connection-string/#std-label-connections-standard-connection-string-format)
 

docs/sources/static/configuration/integrations/mongodb_exporter-config.md

@@ -79,6 +79,34 @@ Besides that, there's not much to configure. Please refer to the full reference
   # MongoDB node connection URL, which must be in the [`Standard Connection String Format`](https://docs.mongodb.com/manual/reference/connection-string/#std-label-connections-standard-connection-string-format)
   [mongodb_uri: <string>]
 
+  # By default all the below stats will be
+  # collected by mongo exporter.
+  # EnableDBStats=true
+  # EnableCollStats=true
+  # EnableTopMetrics=true
+  # EnableReplicasetStatus=true
+  # EnableIndexStats=true
+  # EnableCurrentopMetrics=true
+  # EnableProfile=true
+  # EnableDiagnosticData=true
+
+  # To disable unwanted stats and to 
+  # collect only required stats set parameter
+  # with prefix enable to true.  
+
+  # Mongo exporter variable EnableDBStats 
+  [enable_db_stats: <boolean> | default = false]
+  # Mongo exporter variable  EnableDiagnosticData
+  [enable_diagnostic_data: <boolean> | default = false]
+  # Mongo exporter variable EnableReplicasetStatus
+  [enable_replicaset_status: <boolean> | default = false]
+  # Mongo exporter variable EnableTopMetrics
+  [enable_top_metrics: <boolean> | default = false]
+  # Mongo exporter variable EnableIndexStats
+  [enable_index_stats: <boolean> | default = false]
+  # Mongo exporter variable EnableCollStats
+  [enable_coll_stats: <boolean> | default = false]
+
   # Whether or not a direct connect should be made. Direct connections are not valid if multiple hosts are specified or an SRV URI is used
   [direct_connect: <boolean> | default = true]
 

pkg/integrations/mongodb_exporter/mongodb_exporter.go

@@ -17,15 +17,29 @@ import (
 
 var DefaultConfig = Config{
 	DirectConnect: true,
+	EnableDBStats: false,
+	EnableDiagnosticData: false,
+	EnableReplicasetStatus: false,
+	EnableTopMetrics: false,
+	EnableIndexStats: false,
+	EnableCollStats: false,
 }
 
+var collectAll = true
+
 // Config controls mongodb_exporter
 type Config struct {
 	// MongoDB connection URI. example:mongodb://user:[email protected]:27017/admin?ssl=true"
-	URI                    config_util.Secret `yaml:"mongodb_uri"`
-	DirectConnect          bool               `yaml:"direct_connect,omitempty"`
-	DiscoveringMode        bool               `yaml:"discovering_mode,omitempty"`
-	TLSBasicAuthConfigPath string             `yaml:"tls_basic_auth_config_path,omitempty"`
+	URI                      config_util.Secret `yaml:"mongodb_uri"`
+	DirectConnect            bool               `yaml:"direct_connect,omitempty"`
+	DiscoveringMode          bool               `yaml:"discovering_mode,omitempty"`
+    EnableDBStats            bool               `yaml:"enable_db_stats,omitempty"`
+	EnableDiagnosticData     bool               `yaml:"enable_diagnostic_data,omitempty"`
+	EnableReplicasetStatus   bool               `yaml:"enable_replicaset_status,omitempty"`
+	EnableTopMetrics         bool               `yaml:"enable_top_metrics,omitempty"`
+	EnableIndexStats         bool               `yaml:"enable_index_stats,omitempty"`
+	EnableCollStats          bool               `yaml:"enable_coll_stats,omitempty"`
+	TLSBasicAuthConfigPath   string             `yaml:"tls_basic_auth_config_path,omitempty"`
 }
 
 // UnmarshalYAML implements yaml.Unmarshaler for Config
@@ -69,6 +83,25 @@ func New(logger log.Logger, c *Config) (integrations.Integration, error) {
 		}
 	}
 
+	if c.EnableDBStats || c.EnableDiagnosticData || 
+	   c.EnableReplicasetStatus || c.EnableCollStats || 
+	   c.EnableTopMetrics || c.EnableIndexStats  {
+		  collectAll = false	
+	} 
+
+	if collectAll {
+		c.EnableDBStats = true
+		c.EnableDiagnosticData = true
+		c.EnableReplicasetStatus = true
+		c.EnableTopMetrics = true
+		c.EnableIndexStats = true
+		c.EnableCollStats = true
+	}
+
+	if c.EnableIndexStats || c.EnableCollStats {
+       c.DiscoveringMode = true
+	}
+
 	exp := exporter.New(&exporter.Opts{
 		URI:                    string(c.URI),
 		Logger:                 logrusLogger,
@@ -78,10 +111,18 @@ func New(logger log.Logger, c *Config) (integrations.Integration, error) {
 		// names from mongodb_exporter <v0.20.0. Many existing dashboards rely on
 		// the old names, so we hard-code it to true now. We may wish to make this
 		// configurable in the future.
-		CompatibleMode:  true,
-		CollectAll:      true,
-		DirectConnect:   c.DirectConnect,
-		DiscoveringMode: c.DiscoveringMode,
+		CompatibleMode:           true,
+    	DirectConnect:            c.DirectConnect,
+		DiscoveringMode:          c.DiscoveringMode,
+
+		CollectAll:               collectAll,
+		EnableDBStats:            c.EnableDBStats,
+		EnableDiagnosticData:     c.EnableDiagnosticData,
+		EnableReplicasetStatus:   c.EnableReplicasetStatus,
+		EnableTopMetrics:         c.EnableTopMetrics,
+		EnableIndexStats:         c.EnableIndexStats,
+		EnableCollStats:          c.EnableCollStats,
+
 		TLSConfigPath:   c.TLSBasicAuthConfigPath,
 	})