chore: add log and metric before unified migration enforcement (#114598)

pkg/setting/setting_unified_storage.go

@@ -8,6 +8,7 @@ import (
 	"github.com/grafana/grafana/pkg/util/osutil"
 )
 
+// nolint:unused
 var migratedUnifiedResources = []string{
 	//"playlists.playlist.grafana.app",
 	"folders.folder.grafana.app",
@@ -58,14 +59,16 @@ func (cfg *Cfg) setUnifiedStorageConfig() {
 
 	// Set indexer config for unified storage
 	section := cfg.Raw.Section("unified_storage")
-	// TODO: Re-enable once migrations are ready and disabled on cloud
-	//cfg.DisableDataMigrations = section.Key("disable_data_migrations").MustBool(false)
-	cfg.DisableDataMigrations = true
+	cfg.DisableDataMigrations = section.Key("disable_data_migrations").MustBool(false)
 	if !cfg.DisableDataMigrations && cfg.getUnifiedStorageType() == "unified" {
-		cfg.enforceMigrationToUnifiedConfigs()
+		// Helper log to find instances running migrations in the future
+		cfg.Logger.Info("Unified migration configs not yet enforced")
+		//cfg.enforceMigrationToUnifiedConfigs() // TODO: uncomment when ready for release
 	} else {
-		cfg.EnableSearch = section.Key("enable_search").MustBool(false)
+		// Helper log to find instances disabling migration
+		cfg.Logger.Info("Unified migration configs enforcement disabled", "storage_type", cfg.getUnifiedStorageType(), "disable_data_migrations", cfg.DisableDataMigrations)
 	}
+	cfg.EnableSearch = section.Key("enable_search").MustBool(false)
 	cfg.MaxPageSizeBytes = section.Key("max_page_size_bytes").MustInt(0)
 	cfg.IndexPath = section.Key("index_path").String()
 	cfg.IndexWorkers = section.Key("index_workers").MustInt(10)
@@ -102,6 +105,7 @@ func (cfg *Cfg) setUnifiedStorageConfig() {
 	cfg.MinFileIndexBuildVersion = section.Key("min_file_index_build_version").MustString("")
 }
 
+// nolint:unused
 // enforceMigrationToUnifiedConfigs enforces configurations required to run migrated resources in mode 5
 // All migrated resources in MigratedUnifiedResources are set to mode 5 and unified search is enabled
 func (cfg *Cfg) enforceMigrationToUnifiedConfigs() {