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/*
* 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.
*/
package io.trino.metadata;
import io.trino.Session;
import io.trino.spi.connector.CatalogSchemaName;
import io.trino.spi.connector.CatalogSchemaTableName;
import io.trino.spi.function.CatalogSchemaFunctionName;
import io.trino.spi.security.GrantInfo;
import io.trino.spi.security.Identity;
import io.trino.spi.security.Privilege;
import io.trino.spi.security.RoleGrant;
import io.trino.spi.security.TrinoPrincipal;
import java.util.Optional;
import java.util.Set;
public interface SystemSecurityMetadata
{
/**
* Does the specified role exist.
*/
boolean roleExists(Session session, String role);
/**
* Creates the specified role.
*
* @param grantor represents the principal specified by WITH ADMIN statement
*/
void createRole(Session session, String role, Optional grantor);
/**
* Drops the specified role.
*/
void dropRole(Session session, String role);
/**
* List available roles.
*/
Set listRoles(Session session);
/**
* List roles grants for a given principal, not recursively.
*/
Set listRoleGrants(Session session, TrinoPrincipal principal);
/**
* Grants the specified roles to the specified grantees.
*
* @param grantor represents the principal specified by GRANTED BY statement
*/
void grantRoles(Session session, Set roles, Set grantees, boolean adminOption, Optional grantor);
/**
* Revokes the specified roles from the specified grantees.
*
* @param grantor represents the principal specified by GRANTED BY statement
*/
void revokeRoles(Session session, Set roles, Set grantees, boolean adminOption, Optional grantor);
/**
* List applicable roles, including the transitive grants, for the specified principal
*/
Set listApplicableRoles(Session session, TrinoPrincipal principal);
/**
* List applicable roles, including the transitive grants, in given identity
*/
Set listEnabledRoles(Identity identity);
/**
* Grants the specified privilege to the specified user on the specified schema.
*/
void grantSchemaPrivileges(Session session, CatalogSchemaName schemaName, Set privileges, TrinoPrincipal grantee, boolean grantOption);
/**
* Denys the specified privilege to the specified user on the specified schema.
*/
void denySchemaPrivileges(Session session, CatalogSchemaName schemaName, Set privileges, TrinoPrincipal grantee);
/**
* Revokes the specified privilege on the specified schema from the specified user.
*/
void revokeSchemaPrivileges(Session session, CatalogSchemaName schemaName, Set privileges, TrinoPrincipal grantee, boolean grantOption);
/**
* Grants the specified privilege to the specified user on the specified table
*/
void grantTablePrivileges(Session session, QualifiedObjectName tableName, Set privileges, TrinoPrincipal grantee, boolean grantOption);
/**
* Denys the specified privilege to the specified user on the specified table
*/
void denyTablePrivileges(Session session, QualifiedObjectName tableName, Set privileges, TrinoPrincipal grantee);
/**
* Revokes the specified privilege on the specified table from the specified user
*/
void revokeTablePrivileges(Session session, QualifiedObjectName tableName, Set privileges, TrinoPrincipal grantee, boolean grantOption);
/**
* Gets the privileges for the specified table available to the given grantee considering the selected session role
*/
Set listTablePrivileges(Session session, QualifiedTablePrefix prefix);
/**
* Set the owner of the specified schema
*/
Optional getSchemaOwner(Session session, CatalogSchemaName schema);
/**
* Set the owner of the specified schema
*/
void setSchemaOwner(Session session, CatalogSchemaName schema, TrinoPrincipal principal);
/**
* Set the owner of the specified table
*/
void setTableOwner(Session session, CatalogSchemaTableName table, TrinoPrincipal principal);
/**
* Get the identity to run the view as
*/
Optional getViewRunAsIdentity(Session session, CatalogSchemaTableName viewName);
/**
* Set the owner of the specified view
*/
void setViewOwner(Session session, CatalogSchemaTableName view, TrinoPrincipal principal);
/**
* Get the identity to run the function as
*/
Optional getFunctionRunAsIdentity(Session session, CatalogSchemaFunctionName functionName);
/**
* A schema was created
*/
void schemaCreated(Session session, CatalogSchemaName schema);
/**
* A schema was renamed
*/
void schemaRenamed(Session session, CatalogSchemaName sourceSchema, CatalogSchemaName targetSchema);
/**
* A schema was dropped
*/
void schemaDropped(Session session, CatalogSchemaName schema);
/**
* A table or view was created
*/
void tableCreated(Session session, CatalogSchemaTableName table);
/**
* A table or view was renamed
*/
void tableRenamed(Session session, CatalogSchemaTableName sourceTable, CatalogSchemaTableName targetTable);
/**
* A table or view was dropped
*/
void tableDropped(Session session, CatalogSchemaTableName table);
/**
* A column was created
*/
void columnCreated(Session session, CatalogSchemaTableName table, String column);
/**
* A column was renamed
*/
void columnRenamed(Session session, CatalogSchemaTableName table, String oldName, String newName);
/**
* A column was dropped
*/
void columnDropped(Session session, CatalogSchemaTableName table, String column);
}
