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feat(unified-storage): add tracing to dual writer and legacy storage (#113504)

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Co-authored-by: Mustafa Sencer Özcan <32759850+mustafasencer@users.noreply.github.com>
This commit is contained in:
Jean-Philippe Quéméner
2025-11-06 11:42:46 +00:00
committed by GitHub
co-authored by Mustafa Sencer Özcan
parent efd6b250d9
commit fd14d4a5ed
3 changed files with 121 additions and 35 deletions
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pkg/registry/apis/dashboard/legacy/sql_dashboards.go
+18 -1
View File
@@ -10,6 +10,7 @@ import (
"sync"
"time"
"go.opentelemetry.io/otel"
apierrors "k8s.io/apimachinery/pkg/api/errors"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/utils/ptr"
@@ -40,7 +41,8 @@ import (
)
var (
_ DashboardAccess = (*dashboardSqlAccess)(nil)
_ DashboardAccess = (*dashboardSqlAccess)(nil)
tracer = otel.Tracer("github.com/grafana/grafana/pkg/registry/apis/dashboard/legacy")
)
type dashboardRow struct {
@@ -105,6 +107,9 @@ func NewDashboardAccess(sql legacysql.LegacyDatabaseProvider,
}
func (a *dashboardSqlAccess) getRows(ctx context.Context, sql *legacysql.LegacyDatabaseHelper, query *DashboardQuery) (*rowsWrapper, error) {
ctx, span := tracer.Start(ctx, "legacy.dashboardSqlAccess.getRows")
defer span.End()
if len(query.Labels) > 0 {
return nil, fmt.Errorf("labels not yet supported")
// if query.Requirements.Folder != nil {
@@ -416,6 +421,9 @@ func getUserID(v sql.NullString, id sql.NullInt64) string {
// DeleteDashboard implements DashboardAccess.
func (a *dashboardSqlAccess) DeleteDashboard(ctx context.Context, orgId int64, uid string) (*dashboardV1.Dashboard, bool, error) {
ctx, span := tracer.Start(ctx, "legacy.dashboardSqlAccess.DeleteDashboard")
defer span.End()
dash, _, err := a.GetDashboard(ctx, orgId, uid, 0)
if err != nil {
return nil, false, err
@@ -432,6 +440,9 @@ func (a *dashboardSqlAccess) DeleteDashboard(ctx context.Context, orgId int64, u
}
func (a *dashboardSqlAccess) buildSaveDashboardCommand(ctx context.Context, orgId int64, dash *dashboardV1.Dashboard) (*dashboards.SaveDashboardCommand, bool, error) {
ctx, span := tracer.Start(ctx, "legacy.dashboardSqlAccess.buildSaveDashboardCommand")
defer span.End()
created := false
user, ok := claims.AuthInfoFrom(ctx)
if !ok || user == nil {
@@ -495,6 +506,9 @@ func (a *dashboardSqlAccess) buildSaveDashboardCommand(ctx context.Context, orgI
}
func (a *dashboardSqlAccess) SaveDashboard(ctx context.Context, orgId int64, dash *dashboardV1.Dashboard, failOnExisting bool) (*dashboardV1.Dashboard, bool, error) {
ctx, span := tracer.Start(ctx, "legacy.dashboardSqlAccess.SaveDashboard")
defer span.End()
user, ok := claims.AuthInfoFrom(ctx)
if !ok || user == nil {
return nil, false, fmt.Errorf("no user found in context")
@@ -565,6 +579,9 @@ type panel struct {
}
func (a *dashboardSqlAccess) GetLibraryPanels(ctx context.Context, query LibraryPanelQuery) (*dashboardV0.LibraryPanelList, error) {
ctx, span := tracer.Start(ctx, "legacy.dashboardSqlAccess.GetLibraryPanels")
defer span.End()
limit := int(query.Limit)
query.Limit += 1 // for continue
if query.OrgID == 0 {
pkg/registry/apis/dashboard/legacy/storage.go
+30
View File
@@ -78,6 +78,9 @@ func isDashboardKey(key *resourcepb.ResourceKey, requireName bool) error {
}
func (a *dashboardSqlAccess) WriteEvent(ctx context.Context, event resource.WriteEvent) (rv int64, err error) {
ctx, span := tracer.Start(ctx, "legacy.dashboardSqlAccess.WriteEvent")
defer span.End()
info, err := claims.ParseNamespace(event.Key.Namespace)
if err == nil {
err = isDashboardKey(event.Key, true)
@@ -170,6 +173,9 @@ func (a *dashboardSqlAccess) WriteEvent(ctx context.Context, event resource.Writ
}
func (a *dashboardSqlAccess) GetDashboard(ctx context.Context, orgId int64, uid string, v int64) (*dashboard.Dashboard, int64, error) {
ctx, span := tracer.Start(ctx, "legacy.dashboardSqlAccess.GetDashboard")
defer span.End()
sql, err := a.sql(ctx)
if err != nil {
return nil, 0, err
@@ -197,6 +203,9 @@ func (a *dashboardSqlAccess) GetDashboard(ctx context.Context, orgId int64, uid
// Read implements ResourceStoreServer.
func (a *dashboardSqlAccess) ReadResource(ctx context.Context, req *resourcepb.ReadRequest) *resource.BackendReadResponse {
ctx, span := tracer.Start(ctx, "legacy.dashboardSqlAccess.ReadResource")
defer span.End()
rsp := &resource.BackendReadResponse{}
info, err := claims.ParseNamespace(req.Key.Namespace)
if err == nil {
@@ -238,16 +247,25 @@ func (a *dashboardSqlAccess) ReadResource(ctx context.Context, req *resourcepb.R
// ListHistory implements StorageBackend.
func (a *dashboardSqlAccess) ListHistory(ctx context.Context, req *resourcepb.ListRequest, cb func(resource.ListIterator) error) (int64, error) {
ctx, span := tracer.Start(ctx, "legacy.dashboardSqlAccess.ListHistory")
defer span.End()
return a.ListIterator(ctx, req, cb)
}
func (a *dashboardSqlAccess) ListModifiedSince(ctx context.Context, key resource.NamespacedResource, sinceRv int64) (int64, iter.Seq2[*resource.ModifiedResource, error]) {
_, span := tracer.Start(ctx, "legacy.dashboardSqlAccess.ListModifiedSince")
defer span.End()
return 0, func(yield func(*resource.ModifiedResource, error) bool) {
yield(nil, errors.New("not implemented"))
}
}
func (a *dashboardSqlAccess) GetResourceLastImportTimes(ctx context.Context) iter.Seq2[resource.ResourceLastImportTime, error] {
_, span := tracer.Start(ctx, "legacy.dashboardSqlAccess.GetResourceLastImportTimes")
defer span.End()
return func(yield func(resource.ResourceLastImportTime, error) bool) {
yield(resource.ResourceLastImportTime{}, errors.New("not implemented"))
}
@@ -255,6 +273,9 @@ func (a *dashboardSqlAccess) GetResourceLastImportTimes(ctx context.Context) ite
// List implements StorageBackend.
func (a *dashboardSqlAccess) ListIterator(ctx context.Context, req *resourcepb.ListRequest, cb func(resource.ListIterator) error) (int64, error) {
ctx, span := tracer.Start(ctx, "legacy.dashboardSqlAccess.ListIterator")
defer span.End()
if req.ResourceVersion != 0 {
return 0, apierrors.NewBadRequest("List with explicit resourceVersion is not supported with this storage backend")
}
@@ -348,10 +369,16 @@ func (a *dashboardSqlAccess) WatchWriteEvents(ctx context.Context) (<-chan *reso
// Simple wrapper for index implementation
func (a *dashboardSqlAccess) Read(ctx context.Context, req *resourcepb.ReadRequest) (*resource.BackendReadResponse, error) {
ctx, span := tracer.Start(ctx, "legacy.dashboardSqlAccess.Read")
defer span.End()
return a.ReadResource(ctx, req), nil
}
func (a *dashboardSqlAccess) Search(ctx context.Context, req *resourcepb.ResourceSearchRequest) (*resourcepb.ResourceSearchResponse, error) {
ctx, span := tracer.Start(ctx, "legacy.dashboardSqlAccess.Search")
defer span.End()
return a.dashboardSearchClient.Search(ctx, req)
}
@@ -365,5 +392,8 @@ func (a *dashboardSqlAccess) CountManagedObjects(context.Context, *resourcepb.Co
// GetStats implements ResourceServer.
func (a *dashboardSqlAccess) GetStats(ctx context.Context, req *resourcepb.ResourceStatsRequest) (*resourcepb.ResourceStatsResponse, error) {
ctx, span := tracer.Start(ctx, "legacy.dashboardSqlAccess.GetStats")
defer span.End()
return a.dashboardSearchClient.GetStats(ctx, req)
}