mirror of
https://github.com/grafana/grafana.git
synced 2024-12-01 21:19:28 -06:00
118 lines
3.6 KiB
Go
118 lines
3.6 KiB
Go
package dashboard
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import (
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"bytes"
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"context"
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"encoding/json"
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"fmt"
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"strconv"
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"github.com/grafana/grafana/pkg/plugins"
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"github.com/grafana/grafana/pkg/services/store/entity"
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)
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// This summary does not resolve old name as UID
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func GetEntitySummaryBuilder() entity.EntitySummaryBuilder {
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builder := NewStaticDashboardSummaryBuilder(&directLookup{}, true)
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return func(ctx context.Context, uid string, body []byte) (*entity.EntitySummary, []byte, error) {
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return builder(ctx, uid, body)
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}
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}
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// This implementation moves datasources referenced by internal ID or name to UID
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func NewStaticDashboardSummaryBuilder(lookup DatasourceLookup, sanitize bool) entity.EntitySummaryBuilder {
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return func(ctx context.Context, uid string, body []byte) (*entity.EntitySummary, []byte, error) {
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var parsed map[string]any
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if sanitize {
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err := json.Unmarshal(body, &parsed)
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if err != nil {
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return nil, nil, err // did not parse
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}
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// values that should be managed by the container
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delete(parsed, "uid")
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delete(parsed, "version")
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// slug? (derived from title)
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}
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summary := &entity.EntitySummary{
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Labels: make(map[string]string),
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Fields: make(map[string]string),
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}
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stream := bytes.NewBuffer(body)
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dash, err := readDashboard(stream, lookup)
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if err != nil {
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summary.Error = &entity.EntityErrorInfo{
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Message: err.Error(),
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}
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return summary, body, err
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}
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dashboardRefs := NewReferenceAccumulator()
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summary.Name = dash.Title
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summary.Description = dash.Description
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for _, v := range dash.Tags {
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summary.Labels[v] = ""
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}
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if len(dash.TemplateVars) > 0 {
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summary.Fields["hasTemplateVars"] = "true"
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}
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summary.Fields["schemaVersion"] = fmt.Sprint(dash.SchemaVersion)
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for _, panel := range dash.Panels {
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s := panelSummary(panel, uid, dashboardRefs)
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summary.Nested = append(summary.Nested, s...)
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}
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summary.References = dashboardRefs.Get()
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if sanitize {
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body, err = json.MarshalIndent(parsed, "", " ")
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}
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return summary, body, err
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}
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}
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// panelSummary take panel info and returns entity summaries for the given panel and all its collapsed panels.
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func panelSummary(panel panelInfo, uid string, dashboardRefs ReferenceAccumulator) []*entity.EntitySummary {
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panels := []*entity.EntitySummary{}
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panelRefs := NewReferenceAccumulator()
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p := &entity.EntitySummary{
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UID: uid + "#" + strconv.FormatInt(panel.ID, 10),
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Kind: "panel",
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}
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p.Name = panel.Title
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p.Description = panel.Description
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p.Fields = make(map[string]string, 0)
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p.Fields["type"] = panel.Type
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if panel.Type != "row" {
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panelRefs.Add(entity.ExternalEntityReferencePlugin, string(plugins.TypePanel), panel.Type)
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dashboardRefs.Add(entity.ExternalEntityReferencePlugin, string(plugins.TypePanel), panel.Type)
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}
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if panel.LibraryPanel != "" {
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panelRefs.Add(entity.StandardKindLibraryPanel, panel.Type, panel.LibraryPanel)
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dashboardRefs.Add(entity.StandardKindLibraryPanel, panel.Type, panel.LibraryPanel)
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}
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for _, v := range panel.Datasource {
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dashboardRefs.Add(entity.StandardKindDataSource, v.Type, v.UID)
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panelRefs.Add(entity.StandardKindDataSource, v.Type, v.UID)
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if v.Type != "" {
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dashboardRefs.Add(entity.ExternalEntityReferencePlugin, string(plugins.TypeDataSource), v.Type)
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}
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}
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for _, v := range panel.Transformer {
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panelRefs.Add(entity.ExternalEntityReferenceRuntime, entity.ExternalEntityReferenceRuntime_Transformer, v)
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dashboardRefs.Add(entity.ExternalEntityReferenceRuntime, entity.ExternalEntityReferenceRuntime_Transformer, v)
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}
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p.References = panelRefs.Get()
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panels = append(panels, p)
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for _, c := range panel.Collapsed {
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collapsed := panelSummary(c, uid, dashboardRefs)
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panels = append(panels, collapsed...)
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}
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return panels
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}
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