Examples with ErrorPacket com.alibaba.cobar.net.mysql.ErrorPacket used on opensource projects

Example 16 with ErrorPacket

use of com.alibaba.cobar.net.mysql.ErrorPacket in project cobar by alibaba.

the class CobarDetectorHandler method handleErrorPacket.

/**
 * ERROR数据包处理
 */
private void handleErrorPacket(byte[] data) {
    ErrorPacket err = new ErrorPacket();
    err.read(data);
    switch(err.errno) {
        case ErrorCode.ER_SERVER_SHUTDOWN:
            source.getHeartbeat().setResult(CobarHeartbeat.OFF_STATUS, source, false, err.message);
            break;
        default:
            throw new HeartbeatException(new String(err.message));
    }
}

Example 17 with ErrorPacket

use of com.alibaba.cobar.net.mysql.ErrorPacket in project cobar by alibaba.

the class FrontendConnection method writeErrMessage.

public void writeErrMessage(byte id, int errno, String msg) {
    ErrorPacket err = new ErrorPacket();
    err.packetId = id;
    err.errno = errno;
    err.message = encodeString(msg, charset);
    err.write(this);
}

Example 18 with ErrorPacket

use of com.alibaba.cobar.net.mysql.ErrorPacket in project cobar by alibaba.

the class SingleNodeHandler method executeException.

private void executeException(MySQLConnection c) {
    c.setRunning(false);
    endRunning();
    session.clearConnections();
    ErrorPacket err = new ErrorPacket();
    err.packetId = ++packetId;
    err.errno = ErrorCode.ER_YES;
    err.message = StringUtil.encode("unknown backend charset: " + c.getCharset(), session.getSource().getCharset());
    ServerConnection source = session.getSource();
    source.write(err.write(buffer, source));
}

Example 19 with ErrorPacket

use of com.alibaba.cobar.net.mysql.ErrorPacket in project cobar by alibaba.

the class MultiNodeExecutor method notifyFailure.

/**
 * 通知，执行异常
 *
 * @throws nothing never throws any exception
 */
private void notifyFailure(BlockingSession ss) {
    try {
        // 清理
        ss.clear();
        ServerConnection sc = ss.getSource();
        sc.setTxInterrupt();
        // 通知
        ErrorPacket err = new ErrorPacket();
        // ERROR_PACKET
        err.packetId = ++packetId;
        err.errno = errno;
        err.message = StringUtil.encode(errMessage, sc.getCharset());
        sc.write(err.write(buffer, sc));
    } catch (Exception e) {
        LOGGER.warn("exception happens in failure notification: " + ss.getSource(), e);
    }
}

Example 20 with ErrorPacket

use of com.alibaba.cobar.net.mysql.ErrorPacket in project cobar by alibaba.

the class CommitNodeHandler method errorResponse.

@Override
public void errorResponse(byte[] data, MySQLConnection conn) {
    ErrorPacket err = new ErrorPacket();
    err.read(data);
    backendConnError(conn, err);
}