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DataSourceSrv interface
This is the entry point for communicating with a datasource that is added as a plugin (both external and internal). Via this service you will get access to the DataSourceApi that have a rich API for communicating with the datasource.
Signature
export interface DataSourceSrv Import
import { DataSourceSrv } from '@grafana/runtime';Methods
| Method | Description |
|---|---|
| get(ref, scopedVars) | Returns the requested dataSource. If it cannot be found it rejects the promise. |
| getInstanceSettings(ref, scopedVars) | Get settings and plugin metadata by name or uid |
| getList(filters) | Get a list of data sources |
| reload() | Reloads the DataSourceSrv |
get method
Returns the requested dataSource. If it cannot be found it rejects the promise.
Signature
get(ref?: DataSourceRef | string | null, scopedVars?: ScopedVars): Promise<DataSourceApi>;Parameters
| Parameter | Type | Description |
|---|---|---|
| ref | DataSourceRef | string | null | The datasource identifier, typically an object with UID and type, |
| scopedVars | ScopedVars | variables used to interpolate a templated passed as name. |
Returns:
Promise<DataSourceApi>
getInstanceSettings method
Get settings and plugin metadata by name or uid
Signature
getInstanceSettings(ref?: DataSourceRef | string | null, scopedVars?: ScopedVars): DataSourceInstanceSettings | undefined;Parameters
| Parameter | Type | Description |
|---|---|---|
| ref | DataSourceRef | string | null | |
| scopedVars | ScopedVars |
Returns:
DataSourceInstanceSettings | undefined
getList method
Get a list of data sources
Signature
getList(filters?: GetDataSourceListFilters): DataSourceInstanceSettings[];Parameters
| Parameter | Type | Description |
|---|---|---|
| filters | GetDataSourceListFilters |
Returns:
DataSourceInstanceSettings[]
reload method
Reloads the DataSourceSrv
Signature
reload(): void;Returns:
void