func (ies *IAMEtcdStore) savePolicyDoc(ctx context.Context, policyName string, p PolicyDoc) error {
	return ies.saveIAMConfig(ctx, &p, getPolicyDocPath(policyName))
}

func (ies *IAMEtcdStore) saveMappedPolicy(ctx context.Context, name string, userType IAMUserType, isGroup bool, mp MappedPolicy, opts ...options) error {
	return ies.saveIAMConfig(ctx, mp, getMappedPolicyPath(name, userType, isGroup), opts...)
}

func (iamOS *IAMObjectStore) savePolicyDoc(ctx context.Context, policyName string, p PolicyDoc) error {
	return iamOS.saveIAMConfig(ctx, &p, getPolicyDocPath(policyName))
}

func (iamOS *IAMObjectStore) saveMappedPolicy(ctx context.Context, name string, userType IAMUserType, isGroup bool, mp MappedPolicy, opts ...options) error {
	return iamOS.saveIAMConfig(ctx, mp, getMappedPolicyPath(name, userType, isGroup), opts...)
}

		return err
	}

	if iamFmt.Version >= iamFormatVersion1 {
		// Nothing to do.
		return nil
	}

	bootstrapTraceMsg("Write IAM format file")
	// Save iam format to version 1.
	return store.saveIAMConfig(ctx, newIAMFormatVersion1(), path)
}

func getGroupInfoPath(group string) string {
	return pathJoin(iamConfigGroupsPrefix, group, iamGroupMembersFile)
}

func getPolicyDocPath(name string) string {