CancelBackupCommand.java

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// regarding copyright ownership.  The ASF licenses this file
// to you 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
//
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package org.apache.doris.nereids.trees.plans.commands;

import org.apache.doris.analysis.StmtType;
import org.apache.doris.catalog.Env;
import org.apache.doris.common.AnalysisException;
import org.apache.doris.common.ErrorCode;
import org.apache.doris.common.ErrorReport;
import org.apache.doris.datasource.InternalCatalog;
import org.apache.doris.mysql.privilege.PrivPredicate;
import org.apache.doris.nereids.trees.plans.PlanType;
import org.apache.doris.nereids.trees.plans.visitor.PlanVisitor;
import org.apache.doris.qe.ConnectContext;
import org.apache.doris.qe.StmtExecutor;

import com.google.common.base.Strings;

/**
 * CancelBackupCommand
 */
public class CancelBackupCommand extends CancelCommand {
    private String dbName;
    private boolean isRestore;

    public CancelBackupCommand(String dbName, boolean isRestore) {
        super(PlanType.CANCEL_BACKUP_AND_RESTORE_COMMAND);
        this.dbName = dbName;
        this.isRestore = isRestore;
    }

    public String getDbName() {
        return dbName;
    }

    public boolean isRestore() {
        return isRestore;
    }

    @Override
    public void run(ConnectContext ctx, StmtExecutor executor) throws Exception {
        validate(ctx);
        ctx.getEnv().cancelBackup(this);
    }

    /**
     * validate
     */
    public void validate(ConnectContext ctx) throws AnalysisException {
        if (Strings.isNullOrEmpty(dbName)) {
            dbName = ctx.getDatabase();
            if (Strings.isNullOrEmpty(dbName)) {
                throw new AnalysisException("No database selected");
            }
        }

        // check auth
        if (!Env.getCurrentEnv().getAccessManager()
                .checkDbPriv(ConnectContext.get(), InternalCatalog.INTERNAL_CATALOG_NAME, dbName, PrivPredicate.LOAD)) {
            ErrorReport.reportAnalysisException(ErrorCode.ERR_SPECIFIC_ACCESS_DENIED_ERROR, "LOAD");
        }
    }

    @Override
    public <R, C> R accept(PlanVisitor<R, C> visitor, C context) {
        return visitor.visitCancelBackupCommand(this, context);
    }

    public StmtType stmtType() {
        return StmtType.CANCEL;
    }
}