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58 lines
2.1 KiB
C++
58 lines
2.1 KiB
C++
#include <Interpreters/InterpreterGrantQuery.h>
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#include <Parsers/ASTGrantQuery.h>
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#include <Parsers/ASTRoleList.h>
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#include <Interpreters/Context.h>
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#include <Access/AccessControlManager.h>
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#include <Access/AccessRightsContext.h>
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#include <Access/User.h>
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namespace DB
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{
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BlockIO InterpreterGrantQuery::execute()
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{
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const auto & query = query_ptr->as<const ASTGrantQuery &>();
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auto & access_control = context.getAccessControlManager();
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context.getAccessRights()->checkGrantOption(query.access_rights_elements);
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using Kind = ASTGrantQuery::Kind;
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if (query.to_roles->all_roles)
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throw Exception(
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"Cannot " + String((query.kind == Kind::GRANT) ? "GRANT to" : "REVOKE from") + " ALL", ErrorCodes::NOT_IMPLEMENTED);
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String current_database = context.getCurrentDatabase();
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auto update_func = [&](const AccessEntityPtr & entity) -> AccessEntityPtr
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{
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auto updated_user = typeid_cast<std::shared_ptr<User>>(entity->clone());
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if (query.kind == Kind::GRANT)
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{
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updated_user->access.grant(query.access_rights_elements, current_database);
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if (query.grant_option)
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updated_user->access_with_grant_option.grant(query.access_rights_elements, current_database);
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}
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else if (context.getSettingsRef().partial_revokes)
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{
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updated_user->access_with_grant_option.partialRevoke(query.access_rights_elements, current_database);
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if (!query.grant_option)
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updated_user->access.partialRevoke(query.access_rights_elements, current_database);
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}
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else
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{
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updated_user->access_with_grant_option.revoke(query.access_rights_elements, current_database);
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if (!query.grant_option)
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updated_user->access.revoke(query.access_rights_elements, current_database);
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}
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return updated_user;
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};
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std::vector<UUID> ids = access_control.getIDs<User>(query.to_roles->roles);
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if (query.to_roles->current_user)
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ids.push_back(context.getUserID());
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access_control.update(ids, update_func);
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return {};
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}
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}
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