Stephanie Hingtgen
33 lines
1.0 KiB
Go
33 lines
1.0 KiB
Go
package migration
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import "github.com/grafana/grafana/apps/dashboard/pkg/migration/schemaversion"
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func Migrate(dash map[string]any, targetVersion int) error {
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if dash == nil {
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dash = map[string]any{}
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}
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inputVersion := schemaversion.GetSchemaVersion(dash)
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dash["schemaVersion"] = inputVersion
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// If the schema version is older than the minimum version, with migration support,
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// we don't migrate the dashboard.
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if inputVersion < schemaversion.MIN_VERSION {
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return schemaversion.NewMinimumVersionError(inputVersion)
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}
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for nextVersion := inputVersion + 1; nextVersion <= targetVersion; nextVersion++ {
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if migration, ok := schemaversion.Migrations[nextVersion]; ok {
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if err := migration(dash); err != nil {
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return schemaversion.NewMigrationError("migration failed", inputVersion, nextVersion)
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}
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dash["schemaVersion"] = nextVersion
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}
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}
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if schemaversion.GetSchemaVersion(dash) != targetVersion {
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return schemaversion.NewMigrationError("schema version not migrated to target version", inputVersion, targetVersion)
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}
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return nil
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}
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