Examples with CobarNode com.alibaba.cobar.CobarNode used on opensource projects

Example 1 with CobarNode

use of com.alibaba.cobar.CobarNode in project cobar by alibaba.

the class ShowCobarCluster method getRows.

private static List<RowDataPacket> getRows(ServerConnection c) {
    List<RowDataPacket> rows = new LinkedList<RowDataPacket>();
    CobarConfig config = CobarServer.getInstance().getConfig();
    CobarCluster cluster = config.getCluster();
    Map<String, SchemaConfig> schemas = config.getSchemas();
    SchemaConfig schema = (c.getSchema() == null) ? null : schemas.get(c.getSchema());
    // 如果没有指定schema或者schema为null，则使用全部集群。
    if (schema == null) {
        Map<String, CobarNode> nodes = cluster.getNodes();
        for (CobarNode n : nodes.values()) {
            if (n != null && n.isOnline()) {
                rows.add(getRow(n, c.getCharset()));
            }
        }
    } else {
        String group = (schema.getGroup() == null) ? "default" : schema.getGroup();
        List<String> nodeList = cluster.getGroups().get(group);
        if (nodeList != null && nodeList.size() > 0) {
            Map<String, CobarNode> nodes = cluster.getNodes();
            for (String id : nodeList) {
                CobarNode n = nodes.get(id);
                if (n != null && n.isOnline()) {
                    rows.add(getRow(n, c.getCharset()));
                }
            }
        }
        // 如果schema对应的group或者默认group都没有有效的节点，则使用全部集群。
        if (rows.size() == 0) {
            Map<String, CobarNode> nodes = cluster.getNodes();
            for (CobarNode n : nodes.values()) {
                if (n != null && n.isOnline()) {
                    rows.add(getRow(n, c.getCharset()));
                }
            }
        }
    }
    if (rows.size() == 0) {
        alarm.error(Alarms.CLUSTER_EMPTY + c.toString());
    }
    return rows;
}

Example 2 with CobarNode

use of com.alibaba.cobar.CobarNode in project cobar by alibaba.

the class ShowHeartbeat method getRows.

private static List<RowDataPacket> getRows() {
    List<RowDataPacket> list = new LinkedList<RowDataPacket>();
    CobarConfig conf = CobarServer.getInstance().getConfig();
    // cobar nodes
    Map<String, CobarNode> cobarNodes = conf.getCluster().getNodes();
    List<String> cobarNodeKeys = new ArrayList<String>(cobarNodes.size());
    cobarNodeKeys.addAll(cobarNodes.keySet());
    Collections.sort(cobarNodeKeys);
    for (String key : cobarNodeKeys) {
        CobarNode node = cobarNodes.get(key);
        if (node != null) {
            CobarHeartbeat hb = node.getHeartbeat();
            RowDataPacket row = new RowDataPacket(FIELD_COUNT);
            row.add(node.getName().getBytes());
            row.add("COBAR".getBytes());
            row.add(node.getConfig().getHost().getBytes());
            row.add(IntegerUtil.toBytes(node.getConfig().getPort()));
            row.add(IntegerUtil.toBytes(hb.getStatus()));
            row.add(IntegerUtil.toBytes(hb.getErrorCount()));
            row.add(hb.isChecking() ? "checking".getBytes() : "idle".getBytes());
            row.add(LongUtil.toBytes(hb.getTimeout()));
            row.add(hb.getRecorder().get().getBytes());
            String at = hb.lastActiveTime();
            row.add(at == null ? null : at.getBytes());
            row.add(hb.isStop() ? "true".getBytes() : "false".getBytes());
            list.add(row);
        }
    }
    // data nodes
    Map<String, MySQLDataNode> dataNodes = conf.getDataNodes();
    List<String> dataNodeKeys = new ArrayList<String>(dataNodes.size());
    dataNodeKeys.addAll(dataNodes.keySet());
    Collections.sort(dataNodeKeys, new Comparators<String>());
    for (String key : dataNodeKeys) {
        MySQLDataNode node = dataNodes.get(key);
        if (node != null) {
            MySQLHeartbeat hb = node.getHeartbeat();
            RowDataPacket row = new RowDataPacket(FIELD_COUNT);
            row.add(node.getName().getBytes());
            row.add("MYSQL".getBytes());
            if (hb != null) {
                row.add(hb.getSource().getConfig().getHost().getBytes());
                row.add(IntegerUtil.toBytes(hb.getSource().getConfig().getPort()));
                row.add(IntegerUtil.toBytes(hb.getStatus()));
                row.add(IntegerUtil.toBytes(hb.getErrorCount()));
                row.add(hb.isChecking() ? "checking".getBytes() : "idle".getBytes());
                row.add(LongUtil.toBytes(hb.getTimeout()));
                row.add(hb.getRecorder().get().getBytes());
                String lat = hb.getLastActiveTime();
                row.add(lat == null ? null : lat.getBytes());
                row.add(hb.isStop() ? "true".getBytes() : "false".getBytes());
            } else {
                row.add(null);
                row.add(null);
                row.add(null);
                row.add(null);
                row.add(null);
                row.add(null);
                row.add(null);
                row.add(null);
                row.add(null);
            }
            list.add(row);
        }
    }
    return list;
}