mirror of https://github.com/grafana/grafana.git
47 lines
1.5 KiB
Go
47 lines
1.5 KiB
Go
package schemaversion
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import "fmt"
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var _ error = &MigrationError{}
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// ErrMigrationFailed is an error that is returned when a migration fails.
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func NewMigrationError(msg string, currentVersion, targetVersion int, functionName string) *MigrationError {
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return &MigrationError{
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msg: msg,
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targetVersion: targetVersion,
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currentVersion: currentVersion,
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functionName: functionName,
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}
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}
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// MigrationError is an error type for migration errors.
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type MigrationError struct {
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msg string
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targetVersion int
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currentVersion int
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functionName string
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}
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func (e *MigrationError) Error() string {
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return fmt.Errorf("schema migration from version %d to %d failed: %v", e.currentVersion, e.targetVersion, e.msg).Error()
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}
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// GetFunctionName returns the name of the migration function that failed
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func (e *MigrationError) GetFunctionName() string {
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return e.functionName
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}
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// MinimumVersionError is an error that is returned when the schema version is below the minimum version.
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func NewMinimumVersionError(inputVersion int) *MinimumVersionError {
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return &MinimumVersionError{inputVersion: inputVersion}
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}
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// MinimumVersionError is an error type for minimum version errors.
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type MinimumVersionError struct {
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inputVersion int
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}
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func (e *MinimumVersionError) Error() string {
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return fmt.Errorf("dashboard schema version %d cannot be migrated to latest version %d - migration path only exists for versions greater than %d", e.inputVersion, LATEST_VERSION, MIN_VERSION).Error()
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}
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