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

Example 56 with EOFPacket

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

the class ShowSysLog method execute.

public static void execute(ManagerConnection c, int numLines) {
    ByteBuffer buffer = c.allocate();
    // write header
    buffer = header.write(buffer, c, true);
    // write fields
    for (FieldPacket field : fields) {
        buffer = field.write(buffer, c, true);
    }
    // write eof
    buffer = eof.write(buffer, c, true);
    // write rows
    byte packetId = eof.packetId;
    String filename = SystemConfig.getHomePath() + File.separator + "logs" + File.separator + "mycat.log";
    String[] lines = getLinesByLogFile(filename, numLines);
    boolean linesIsEmpty = true;
    for (int i = 0; i < lines.length; i++) {
        String line = lines[i];
        if (line != null) {
            RowDataPacket row = new RowDataPacket(FIELD_COUNT);
            row.add(StringUtil.encode(line.substring(0, 19), c.getCharset()));
            row.add(StringUtil.encode(line.substring(19, line.length()), c.getCharset()));
            row.packetId = ++packetId;
            buffer = row.write(buffer, c, true);
            linesIsEmpty = false;
        }
    }
    if (linesIsEmpty) {
        RowDataPacket row = new RowDataPacket(FIELD_COUNT);
        row.add(StringUtil.encode("NULL", c.getCharset()));
        row.add(StringUtil.encode("NULL", c.getCharset()));
        row.packetId = ++packetId;
        buffer = row.write(buffer, c, true);
    }
    // write last eof
    EOFPacket lastEof = new EOFPacket();
    lastEof.packetId = ++packetId;
    buffer = lastEof.write(buffer, c, true);
    // write buffer
    c.write(buffer);
}

Example 57 with EOFPacket

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

the class ShowSysParam method execute.

public static void execute(ManagerConnection c) {
    ByteBuffer buffer = c.allocate();
    // write header
    buffer = header.write(buffer, c, true);
    // write fields
    for (FieldPacket field : fields) {
        buffer = field.write(buffer, c, true);
    }
    // write eof
    buffer = eof.write(buffer, c, true);
    // write rows
    byte packetId = eof.packetId;
    SystemConfig sysConfig = MycatServer.getInstance().getConfig().getSystem();
    List<String> paramValues = new ArrayList<String>();
    paramValues.add(sysConfig.getProcessors() + "");
    paramValues.add(sysConfig.getBufferPoolChunkSize() + "B");
    paramValues.add(sysConfig.getBufferPoolPageSize() + "B");
    paramValues.add(sysConfig.getProcessorBufferLocalPercent() + "");
    paramValues.add(sysConfig.getProcessorExecutor() + "");
    paramValues.add(sysConfig.getSequnceHandlerType() == 1 ? "数据库方式" : "本地文件方式");
    paramValues.add(sysConfig.getPacketHeaderSize() + "B");
    paramValues.add(sysConfig.getMaxPacketSize() / 1024 / 1024 + "M");
    paramValues.add(sysConfig.getIdleTimeout() / 1000 / 60 + "分钟");
    paramValues.add(sysConfig.getCharset() + "");
    paramValues.add(ISOLATIONS[sysConfig.getTxIsolation()]);
    paramValues.add(sysConfig.getSqlExecuteTimeout() + "秒");
    paramValues.add(sysConfig.getProcessorCheckPeriod() / 1000 + "秒");
    paramValues.add(sysConfig.getDataNodeIdleCheckPeriod() / 1000 + "秒");
    paramValues.add(sysConfig.getDataNodeHeartbeatPeriod() / 1000 + "秒");
    paramValues.add(sysConfig.getBindIp() + "");
    paramValues.add(sysConfig.getServerPort() + "");
    paramValues.add(sysConfig.getManagerPort() + "");
    for (int i = 0; i < PARAMNAMES.length; i++) {
        RowDataPacket row = new RowDataPacket(FIELD_COUNT);
        row.add(StringUtil.encode(PARAMNAMES[i], c.getCharset()));
        row.add(StringUtil.encode(paramValues.get(i), c.getCharset()));
        row.add(StringUtil.encode(PARAM_DESCRIPTION[i], c.getCharset()));
        row.packetId = ++packetId;
        buffer = row.write(buffer, c, true);
    }
    // write last eof
    EOFPacket lastEof = new EOFPacket();
    lastEof.packetId = ++packetId;
    buffer = lastEof.write(buffer, c, true);
    // write buffer
    c.write(buffer);
}

Example 58 with EOFPacket

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

the class ShowThreadPool method execute.

public static void execute(ManagerConnection c) {
    ByteBuffer buffer = c.allocate();
    // write header
    buffer = header.write(buffer, c, true);
    // write fields
    for (FieldPacket field : fields) {
        buffer = field.write(buffer, c, true);
    }
    // write eof
    buffer = eof.write(buffer, c, true);
    // write rows
    byte packetId = eof.packetId;
    List<NameableExecutor> executors = getExecutors();
    for (NameableExecutor exec : executors) {
        if (exec != null) {
            RowDataPacket row = getRow(exec, c.getCharset());
            row.packetId = ++packetId;
            buffer = row.write(buffer, c, true);
        }
    }
    // write last eof
    EOFPacket lastEof = new EOFPacket();
    lastEof.packetId = ++packetId;
    buffer = lastEof.write(buffer, c, true);
    // write buffer
    c.write(buffer);
}

Example 59 with EOFPacket

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

the class ShowHelp method execute.

public static void execute(ManagerConnection c) {
    ByteBuffer buffer = c.allocate();
    // write header
    buffer = header.write(buffer, c, true);
    // write fields
    for (FieldPacket field : fields) {
        buffer = field.write(buffer, c, true);
    }
    // write eof
    buffer = eof.write(buffer, c, true);
    // write rows
    byte packetId = eof.packetId;
    for (String key : keys) {
        RowDataPacket row = getRow(key, helps.get(key), c.getCharset());
        row.packetId = ++packetId;
        buffer = row.write(buffer, c, true);
    }
    // write last eof
    EOFPacket lastEof = new EOFPacket();
    lastEof.packetId = ++packetId;
    buffer = lastEof.write(buffer, c, true);
    // post write
    c.write(buffer);
}

Example 60 with EOFPacket

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

the class ShowParser method execute.

public static void execute(ManagerConnection c) {
    ByteBuffer buffer = c.allocate();
    // write header
    buffer = header.write(buffer, c, true);
    // write fields
    for (FieldPacket field : fields) {
        buffer = field.write(buffer, c, true);
    }
    // write eof
    buffer = eof.write(buffer, c, true);
    // write rows
    byte packetId = eof.packetId;
    for (int i = 0; i < 1; i++) {
        RowDataPacket row = getRow(c.getCharset());
        row.packetId = ++packetId;
        buffer = row.write(buffer, c, true);
    }
    // write last eof
    EOFPacket lastEof = new EOFPacket();
    lastEof.packetId = ++packetId;
    buffer = lastEof.write(buffer, c, true);
    // write buffer
    c.write(buffer);
}