mirror of
https://github.com/grafana/grafana.git
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a367ad730c
* wip: Implement kvstore for secrets * wip: Refactor kvstore for secrets * wip: Add format key function to secrets kvstore sql * wip: Add migration for secrets kvstore * Remove unused Key field from secrets kvstore * Remove secret values from debug logs * Integrate unified secrets with datasources * Fix minor issues and tests for kvstore * Create test service helper for secret store * Remove encryption tests from datasources * Move secret operations after datasources * Fix datasource proxy tests * Fix legacy data tests * Add Name to all delete data source commands * Implement decryption cache on sql secret store * Fix minor issue with cache and tests * Use secret type on secret store datasource operations * Add comments to make create and update clear * Rename itemFound variable to isFound * Improve secret deletion and cache management * Add base64 encoding to sql secret store * Move secret retrieval to decrypted values function * Refactor decrypt secure json data functions * Fix expr tests * Fix datasource tests * Fix plugin proxy tests * Fix query tests * Fix metrics api tests * Remove unused fake secrets service from query tests * Add rename function to secret store * Add check for error renaming secret * Remove bus from tests to fix merge conflicts * Add background secrets migration to datasources * Get datasource secure json fields from secrets * Move migration to secret store * Revert "Move migration to secret store" This reverts commit 7c3f872072e9aff601fb9d639127d468c03f97ef. * Add secret service to datasource service on tests * Fix datasource tests * Remove merge conflict on wire * Add ctx to data source http transport on prometheus stats collector * Add ctx to data source http transport on stats collector test
89 lines
2.8 KiB
Go
89 lines
2.8 KiB
Go
package expr
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import (
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"context"
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"github.com/grafana/grafana-plugin-sdk-go/backend"
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"github.com/grafana/grafana/pkg/components/simplejson"
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"github.com/grafana/grafana/pkg/models"
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"github.com/grafana/grafana/pkg/plugins"
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"github.com/grafana/grafana/pkg/services/datasources"
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"github.com/grafana/grafana/pkg/setting"
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)
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// DatasourceType is the string constant used as the datasource when the property is in Datasource.Type.
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// Type in requests is used to identify what type of data source plugin the request belongs to.
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const DatasourceType = "__expr__"
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// DatasourceUID is the string constant used as the datasource name in requests
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// to identify it as an expression command when use in Datasource.UID.
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const DatasourceUID = DatasourceType
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// DatasourceID is the fake datasource id used in requests to identify it as an
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// expression command.
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const DatasourceID = -100
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// OldDatasourceUID is the datasource uid used in requests to identify it as an
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// expression command. It goes with the query root level datasourceUID property. It was accidentally
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// set to the Id and is now kept for backwards compatibility. The newer Datasource.UID property
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// should be used instead and should be set to "__expr__".
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const OldDatasourceUID = "-100"
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// IsDataSource checks if the uid points to an expression query
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func IsDataSource(uid string) bool {
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return uid == DatasourceUID || uid == OldDatasourceUID
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}
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// Service is service representation for expression handling.
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type Service struct {
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cfg *setting.Cfg
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dataService backend.QueryDataHandler
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dataSourceService datasources.DataSourceService
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}
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func ProvideService(cfg *setting.Cfg, pluginClient plugins.Client, dataSourceService datasources.DataSourceService) *Service {
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return &Service{
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cfg: cfg,
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dataService: pluginClient,
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dataSourceService: dataSourceService,
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}
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}
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func (s *Service) isDisabled() bool {
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if s.cfg == nil {
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return true
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}
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return !s.cfg.ExpressionsEnabled
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}
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// BuildPipeline builds a pipeline from a request.
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func (s *Service) BuildPipeline(req *Request) (DataPipeline, error) {
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return s.buildPipeline(req)
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}
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// ExecutePipeline executes an expression pipeline and returns all the results.
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func (s *Service) ExecutePipeline(ctx context.Context, pipeline DataPipeline) (*backend.QueryDataResponse, error) {
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res := backend.NewQueryDataResponse()
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vars, err := pipeline.execute(ctx, s)
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if err != nil {
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return nil, err
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}
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for refID, val := range vars {
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res.Responses[refID] = backend.DataResponse{
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Frames: val.Values.AsDataFrames(refID),
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}
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}
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return res, nil
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}
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func DataSourceModel() *models.DataSource {
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return &models.DataSource{
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Id: DatasourceID,
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Uid: DatasourceUID,
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Name: DatasourceUID,
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Type: DatasourceType,
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JsonData: simplejson.New(),
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SecureJsonData: make(map[string][]byte),
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}
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}
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