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62 lines
1.7 KiB
Go
62 lines
1.7 KiB
Go
package testdatasource
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import (
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"net/http"
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"time"
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"github.com/grafana/grafana-plugin-sdk-go/backend"
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"github.com/grafana/grafana-plugin-sdk-go/backend/datasource"
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"github.com/grafana/grafana-plugin-sdk-go/backend/resource/httpadapter"
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"github.com/grafana/grafana-plugin-sdk-go/data"
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"github.com/grafana/grafana/pkg/infra/log"
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"github.com/grafana/grafana/pkg/plugins"
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"github.com/grafana/grafana/pkg/plugins/backendplugin/coreplugin"
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"github.com/grafana/grafana/pkg/setting"
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)
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func ProvideService(cfg *setting.Cfg, registrar plugins.CoreBackendRegistrar) (*Service, error) {
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s := &Service{
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queryMux: datasource.NewQueryTypeMux(),
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scenarios: map[string]*Scenario{},
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frame: data.NewFrame("testdata",
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data.NewField("Time", nil, make([]time.Time, 1)),
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data.NewField("Value", nil, make([]float64, 1)),
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data.NewField("Min", nil, make([]float64, 1)),
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data.NewField("Max", nil, make([]float64, 1)),
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),
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labelFrame: data.NewFrame("labeled",
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data.NewField("labels", nil, make([]string, 1)),
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data.NewField("Time", nil, make([]time.Time, 1)),
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data.NewField("Value", nil, make([]float64, 1)),
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),
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logger: log.New("tsdb.testdata"),
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cfg: cfg,
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}
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s.registerScenarios()
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rMux := http.NewServeMux()
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s.RegisterRoutes(rMux)
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factory := coreplugin.New(backend.ServeOpts{
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QueryDataHandler: s.queryMux,
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CallResourceHandler: httpadapter.New(rMux),
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StreamHandler: s,
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})
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err := registrar.LoadAndRegister("testdata", factory)
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if err != nil {
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return nil, err
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}
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return s, nil
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}
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type Service struct {
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cfg *setting.Cfg
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logger log.Logger
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scenarios map[string]*Scenario
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frame *data.Frame
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labelFrame *data.Frame
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queryMux *datasource.QueryTypeMux
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}
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