Examples with ErrorPacket io.mycat.net.mysql.ErrorPacket used on opensource projects

Example 6 with ErrorPacket

use of io.mycat.net.mysql.ErrorPacket in project Mycat-Server by MyCATApache.

the class MySQLConnectionAuthenticator method handle.

@Override
public void handle(byte[] data) {
    try {
        switch(data[4]) {
            case OkPacket.FIELD_COUNT:
                HandshakePacket packet = source.getHandshake();
                if (packet == null) {
                    processHandShakePacket(data);
                    // 发送认证数据包
                    source.authenticate();
                    break;
                }
                // 处理认证结果
                source.setHandler(new MySQLConnectionHandler(source));
                source.setAuthenticated(true);
                boolean clientCompress = Capabilities.CLIENT_COMPRESS == (Capabilities.CLIENT_COMPRESS & packet.serverCapabilities);
                boolean usingCompress = MycatServer.getInstance().getConfig().getSystem().getUseCompression() == 1;
                if (clientCompress && usingCompress) {
                    source.setSupportCompress(true);
                }
                if (listener != null) {
                    listener.connectionAcquired(source);
                }
                break;
            case ErrorPacket.FIELD_COUNT:
                ErrorPacket err = new ErrorPacket();
                err.read(data);
                String errMsg = new String(err.message);
                LOGGER.warn("can't connect to mysql server ,errmsg:" + errMsg + " " + source);
                //source.close(errMsg);
                throw new ConnectionException(err.errno, errMsg);
            case EOFPacket.FIELD_COUNT:
                auth323(data[3]);
                break;
            default:
                packet = source.getHandshake();
                if (packet == null) {
                    processHandShakePacket(data);
                    // 发送认证数据包
                    source.authenticate();
                    break;
                } else {
                    throw new RuntimeException("Unknown Packet!");
                }
        }
    } catch (RuntimeException e) {
        if (listener != null) {
            listener.connectionError(e, source);
            return;
        }
        throw e;
    }
}

Example 7 with ErrorPacket

use of io.mycat.net.mysql.ErrorPacket in project Mycat-Server by MyCATApache.

the class SingleNodeHandler method connectionClose.

@Override
public void connectionClose(BackendConnection conn, String reason) {
    ErrorPacket err = new ErrorPacket();
    err.packetId = ++packetId;
    err.errno = ErrorCode.ER_ERROR_ON_CLOSE;
    err.message = StringUtil.encode(reason, session.getSource().getCharset());
    this.backConnectionErr(err, conn);
}

Example 8 with ErrorPacket

use of io.mycat.net.mysql.ErrorPacket in project Mycat-Server by MyCATApache.

the class FetchStoreNodeOfChildTableHandler method errorResponse.

@Override
public void errorResponse(byte[] data, BackendConnection conn) {
    finished.incrementAndGet();
    ErrorPacket err = new ErrorPacket();
    err.read(data);
    LOGGER.warn("errorResponse " + err.errno + " " + new String(err.message));
    conn.release();
}

Example 9 with ErrorPacket

use of io.mycat.net.mysql.ErrorPacket in project Mycat-Server by MyCATApache.

the class KillConnectionHandler method errorResponse.

@Override
public void errorResponse(byte[] data, BackendConnection conn) {
    ErrorPacket err = new ErrorPacket();
    err.read(data);
    String msg = null;
    try {
        msg = new String(err.message, conn.getCharset());
    } catch (UnsupportedEncodingException e) {
        msg = new String(err.message);
    }
    LOGGER.warn("kill backend connection " + killee + " failed: " + msg + " con:" + conn);
    conn.release();
    killee.close("exception:" + msg);
}

Example 10 with ErrorPacket

use of io.mycat.net.mysql.ErrorPacket in project Mycat-Server by MyCATApache.

the class CommitCommand method errorResponse.

@Override
public void errorResponse(NonBlockingSession session, byte[] err, int total, int failed) {
    ErrorPacket errPkg = new ErrorPacket();
    errPkg.read(err);
    String errInfo = "total " + total + " failed " + failed + " detail:" + new String(errPkg.message);
    session.getSource().setTxInterrupt(errInfo);
    errPkg.write(session.getSource());
}