// Defaults to a per object value if not specified. zero means delete immediately.
  // +optional
  optional int64 gracePeriodSeconds = 1;

  // Must be fulfilled before a deletion is carried out. If not possible, a 409 Conflict status will be
  // returned.
  // +k8s:conversion-gen=false
  // +optional
  optional Preconditions preconditions = 2;

  // Deprecated: please use the PropagationPolicy, this field will be deprecated in 1.7.

  // YAML accepts both octal and decimal values, JSON requires decimal values for mode bits.
  // Defaults to 0644.
  // Directories within the path are not affected by this setting.
  // This might be in conflict with other options that affect the file
  // mode, like fsGroup, and the result can be other mode bits set.
  // +optional
  optional int32 defaultMode = 3;