Examples with RowDataPacket com.actiontech.dble.net.mysql.RowDataPacket used on opensource projects

Example 41 with RowDataPacket

use of com.actiontech.dble.net.mysql.RowDataPacket in project dble by actiontech.

the class ShowConnectionSQL 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.getPacketId();
    for (NIOProcessor p : DbleServer.getInstance().getFrontProcessors()) {
        for (FrontendConnection fc : p.getFrontends().values()) {
            if (!fc.isClosed()) {
                RowDataPacket row = getRow(fc, c.getCharset().getResults());
                row.setPacketId(++packetId);
                buffer = row.write(buffer, c, true);
            }
        }
    }
    // write last eof
    EOFPacket lastEof = new EOFPacket();
    lastEof.setPacketId(++packetId);
    buffer = lastEof.write(buffer, c, true);
    // write buffer
    c.write(buffer);
}

Example 42 with RowDataPacket

use of com.actiontech.dble.net.mysql.RowDataPacket in project dble by actiontech.

the class ShowDataNode method execute.

public static void execute(ManagerConnection c, String name) {
    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.getPacketId();
    ServerConfig conf = DbleServer.getInstance().getConfig();
    Map<String, PhysicalDBNode> dataNodes = conf.getDataNodes();
    List<String> keys = new ArrayList<>();
    if (StringUtil.isEmpty(name)) {
        keys.addAll(dataNodes.keySet());
    } else {
        SchemaConfig sc = conf.getSchemas().get(name);
        if (null != sc) {
            keys.addAll(sc.getAllDataNodes());
        }
    }
    Collections.sort(keys, new Comparator<String>() {

        @Override
        public int compare(String o1, String o2) {
            Pair<String, Integer> p1 = PairUtil.splitIndex(o1, '[', ']');
            Pair<String, Integer> p2 = PairUtil.splitIndex(o2, '[', ']');
            if (p1.getKey().compareTo(p2.getKey()) == 0) {
                return p1.getValue() - p2.getValue();
            } else {
                return p1.getKey().compareTo(p2.getKey());
            }
        }
    });
    for (String key : keys) {
        RowDataPacket row = getRow(dataNodes.get(key), c.getCharset().getResults());
        if (row != null) {
            row.setPacketId(++packetId);
            buffer = row.write(buffer, c, true);
        }
    }
    // write last eof
    EOFPacket lastEof = new EOFPacket();
    lastEof.setPacketId(++packetId);
    buffer = lastEof.write(buffer, c, true);
    // post write
    c.write(buffer);
}

Example 43 with RowDataPacket

use of com.actiontech.dble.net.mysql.RowDataPacket in project dble by actiontech.

the class ShowDataNode method getRow.

private static RowDataPacket getRow(PhysicalDBNode node, String charset) {
    PhysicalDBPool pool = node.getDbPool();
    PhysicalDatasource ds = pool.getSource();
    if (ds != null) {
        RowDataPacket row = new RowDataPacket(FIELD_COUNT);
        row.add(StringUtil.encode(node.getName(), charset));
        row.add(StringUtil.encode(node.getDbPool().getHostName() + '/' + node.getDatabase(), charset));
        int active = ds.getActiveCountForSchema(node.getDatabase());
        int idle = ds.getIdleCountForSchema(node.getDatabase());
        row.add(IntegerUtil.toBytes(pool.getActiveIndex()));
        row.add(IntegerUtil.toBytes(active));
        row.add(IntegerUtil.toBytes(idle));
        row.add(IntegerUtil.toBytes(ds.getSize()));
        row.add(LongUtil.toBytes(ds.getExecuteCountForSchema(node.getDatabase())));
        long recoveryTime = pool.getSource().getHeartbeatRecoveryTime() - TimeUtil.currentTimeMillis();
        row.add(LongUtil.toBytes(recoveryTime > 0 ? recoveryTime / 1000L : -1L));
        return row;
    } else {
        return null;
    }
}

Example 44 with RowDataPacket

use of com.actiontech.dble.net.mysql.RowDataPacket in project dble by actiontech.

the class ShowDataSource method getRow.

private static RowDataPacket getRow(PhysicalDatasource ds, String charset) {
    RowDataPacket row = new RowDataPacket(FIELD_COUNT);
    // row.add(StringUtil.encode(dataNode, charset));
    row.add(StringUtil.encode(ds.getName(), charset));
    row.add(StringUtil.encode(ds.getConfig().getIp(), charset));
    row.add(IntegerUtil.toBytes(ds.getConfig().getPort()));
    row.add(StringUtil.encode(ds.isReadNode() ? "R" : "W", charset));
    row.add(IntegerUtil.toBytes(ds.getActiveCount()));
    row.add(IntegerUtil.toBytes(ds.getIdleCount()));
    row.add(IntegerUtil.toBytes(ds.getSize()));
    row.add(LongUtil.toBytes(ds.getExecuteCount()));
    row.add(LongUtil.toBytes(ds.getReadCount()));
    row.add(LongUtil.toBytes(ds.getWriteCount()));
    return row;
}

Example 45 with RowDataPacket

use of com.actiontech.dble.net.mysql.RowDataPacket in project dble by actiontech.

the class ShowDatabase 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.getPacketId();
    Map<String, SchemaConfig> schemas = DbleServer.getInstance().getConfig().getSchemas();
    for (String name : new TreeSet<>(schemas.keySet())) {
        RowDataPacket row = new RowDataPacket(FIELD_COUNT);
        row.add(StringUtil.encode(name, c.getCharset().getResults()));
        row.setPacketId(++packetId);
        buffer = row.write(buffer, c, true);
    }
    // write lastEof
    EOFPacket lastEof = new EOFPacket();
    lastEof.setPacketId(++packetId);
    buffer = lastEof.write(buffer, c, true);
    // write buffer
    c.write(buffer);
}