YugabyteDB (2.13.0.0-b42, bfc6a6643e7399ac8a0e81d06a3ee6d6571b33ab)

// Copyright (c) YugaByte, Inc.

//

// Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except

// in compliance with the License.  You may obtain a copy of the License at

//

// http://www.apache.org/licenses/LICENSE-2.0

//

// Unless required by applicable law or agreed to in writing, software distributed under the License

// is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express

// or implied.  See the License for the specific language governing permissions and limitations

// under the License.

//

#include "yb/master/yql_auth_roles_vtable.h"

#include "yb/common/ql_type.h"

#include "yb/common/schema.h"

#include "yb/master/permissions_manager.h"

#include "yb/util/status_log.h"

namespace yb {

namespace master {

YQLAuthRolesVTable::YQLAuthRolesVTable(const TableName& table_name,

                                       const NamespaceName& namespace_name,

                                       Master * const master)

    : YQLVirtualTable(table_name, namespace_name, master, CreateSchema()) {

}

Result<std::shared_ptr<QLRowBlock>> YQLAuthRolesVTable::RetrieveData(

    const QLReadRequestPB& request) const {

  auto vtable = std::make_shared<QLRowBlock>(schema());

  std::vector<scoped_refptr<RoleInfo>> roles;

  catalog_manager().permissions_manager()->GetAllRoles(&roles);

  for (const auto& role : roles) {

    auto l = role->LockForRead();

    const auto& pb = l->pb;

    QLRow& row = vtable->Extend();

    RETURN_NOT_OK(SetColumnValue(kRole, pb.role(), &row));

    RETURN_NOT_OK(SetColumnValue(kCanLogin, pb.can_login(), &row));

    RETURN_NOT_OK(SetColumnValue(kIsSuperuser, pb.is_superuser(), &row));

    QLValuePB members;

    QLSeqValuePB* list_value = members.mutable_list_value();

    for (const auto& member : pb.member_of()) {

      (*list_value->add_elems()).set_string_value(member);

    }

    RETURN_NOT_OK(SetColumnValue(kMemberOf, members, &row));

    if (pb.has_salted_hash()) {

        RETURN_NOT_OK(SetColumnValue(kSaltedHash, pb.salted_hash(), &row));

    }

  }

  return vtable;

}

Schema YQLAuthRolesVTable::CreateSchema() const {

  SchemaBuilder builder;

  CHECK_OK(builder.AddHashKeyColumn(kRole, DataType::STRING));

  CHECK_OK(builder.AddColumn(kCanLogin, QLType::Create(DataType::BOOL)));

  CHECK_OK(builder.AddColumn(kIsSuperuser, QLType::Create(DataType::BOOL)));

  CHECK_OK(builder.AddColumn(kMemberOf, QLType::CreateTypeList(DataType::STRING)));

  CHECK_OK(builder.AddColumn(kSaltedHash, QLType::Create(DataType::STRING)));

  return builder.Build();

}

}  // namespace master

}  // namespace yb