Examples with DDLInfo com.actiontech.dble.config.loader.zkprocess.zookeeper.process.DDLInfo used on opensource projects

Example 6 with DDLInfo

use of com.actiontech.dble.config.loader.zkprocess.zookeeper.process.DDLInfo in project dble by actiontech.

the class ProxyMetaManager method notifyClusterDDL.

public void notifyClusterDDL(String schema, String table, String sql, DDLInfo.DDLStatus ddlStatus) throws Exception {
    if (DbleServer.getInstance().isUseZK()) {
        CuratorFramework zkConn = ZKUtils.getConnection();
        DDLInfo ddlInfo = new DDLInfo(schema, sql, ZkConfig.getInstance().getValue(ClusterParamCfg.CLUSTER_CFG_MYID), ddlStatus);
        String nodeName = StringUtil.getFullName(schema, table);
        String nodePath = ZKPaths.makePath(KVPathUtil.getDDLPath(), nodeName);
        zkConn.create().forPath(nodePath, ddlInfo.toString().getBytes(StandardCharsets.UTF_8));
    } else if (DbleServer.getInstance().isUseUcore()) {
        DDLInfo ddlInfo = new DDLInfo(schema, sql, UcoreConfig.getInstance().getValue(ClusterParamCfg.CLUSTER_CFG_MYID), ddlStatus);
        String nodeName = StringUtil.getUFullName(schema, table);
        UDistributeLock lock = new UDistributeLock(UcorePathUtil.getDDLPath(nodeName), ddlInfo.toString());
        // ClusterUcoreSender.sendDataToUcore(UcorePathUtil.getDDLPath(nodeName), ddlInfo.toString());
        while (!lock.acquire()) {
            LockSupport.parkNanos(TimeUnit.MILLISECONDS.toNanos(100));
        }
        UDistrbtLockManager.addLock(lock);
    }
}

Example 7 with DDLInfo

use of com.actiontech.dble.config.loader.zkprocess.zookeeper.process.DDLInfo in project dble by actiontech.

the class ProxyMetaManager method notifyReponseUcoreDDL.

/**
 * Notify the ucore Cluster to do things
 *
 * @param schema
 * @param table
 * @param sql
 * @param ddlStatus
 * @param needNotifyOther
 * @throws Exception
 */
public void notifyReponseUcoreDDL(String schema, String table, String sql, DDLInfo.DDLStatus ddlStatus, boolean needNotifyOther) throws Exception {
    String nodeName = StringUtil.getUFullName(schema, table);
    DDLInfo ddlInfo = new DDLInfo(schema, sql, UcoreConfig.getInstance().getValue(ClusterParamCfg.CLUSTER_CFG_MYID), ddlStatus);
    ClusterUcoreSender.sendDataToUcore(UcorePathUtil.getDDLInstancePath(nodeName), ddlInfo.toString());
    if (needNotifyOther) {
        ClusterUcoreSender.sendDataToUcore(UcorePathUtil.getDDLPath(nodeName), ddlInfo.toString());
        while (true) {
            List<UKvBean> reponseList = ClusterUcoreSender.getKeyTree(UcorePathUtil.getDDLPath(nodeName));
            List<UKvBean> onlineList = ClusterUcoreSender.getKeyTree(UcorePathUtil.getOnlinePath());
            if (reponseList.size() >= onlineList.size()) {
                // release the lock
                UDistrbtLockManager.releaseLock(UcorePathUtil.getDDLPath(nodeName));
                ClusterUcoreSender.deleteKVTree(UcorePathUtil.getDDLPath(nodeName) + "/");
                break;
            }
            LockSupport.parkNanos(TimeUnit.MILLISECONDS.toNanos(100));
        }
    }
}

Example 8 with DDLInfo

use of com.actiontech.dble.config.loader.zkprocess.zookeeper.process.DDLInfo in project dble by actiontech.

the class UDdlChildResponse method notifyProcess.

@Override
public void notifyProcess(UKvBean configValue) throws Exception {
    if (configValue.getKey().split("/").length == UcorePathUtil.getDDLPath().split("/").length + 2) {
        // only response for the key /un.../d.../clu.../ddl/schema.table
        return;
    } else {
        LOGGER.debug("notify " + configValue.getKey() + " " + configValue.getValue() + " " + configValue.getChangeType());
        String nodeName = configValue.getKey().split("/")[4];
        String[] tableInfo = nodeName.split("\\.");
        final String schema = StringUtil.removeBackQuote(tableInfo[0]);
        final String table = StringUtil.removeBackQuote(tableInfo[1]);
        if (UKvBean.DELETE.equals(configValue.getChangeType()) || "".equals(configValue.getValue())) {
            return;
        }
        DDLInfo ddlInfo = new DDLInfo(configValue.getValue());
        if (ddlInfo.getFrom().equals(UcoreConfig.getInstance().getValue(ClusterParamCfg.CLUSTER_CFG_MYID))) {
            // self node
            return;
        }
        String fullName = schema + "." + table;
        // if the start node is preparing to do the ddl
        if (ddlInfo.getStatus() == DDLInfo.DDLStatus.INIT) {
            LOGGER.debug("init of ddl " + schema + " " + table);
            try {
                lockMap.put(fullName, ddlInfo.getFrom());
                DbleServer.getInstance().getTmManager().addMetaLock(schema, table);
            } catch (Exception t) {
                DbleServer.getInstance().getTmManager().removeMetaLock(schema, table);
                throw t;
            }
        } else if (ddlInfo.getStatus() == DDLInfo.DDLStatus.SUCCESS && configValue.getChangeType() != UKvBean.DELETE && lockMap.containsKey(fullName)) {
            // if the start node is done the ddl execute
            lockMap.remove(fullName);
            // to judge the table is be drop
            SQLStatementParser parser = new MySqlStatementParser(ddlInfo.getSql());
            SQLStatement statement = parser.parseStatement();
            if (statement instanceof SQLDropTableStatement) {
                DbleServer.getInstance().getTmManager().updateMetaData(ddlInfo.getSchema(), ddlInfo.getSql(), DDLInfo.DDLStatus.SUCCESS.equals(ddlInfo.getStatus()), false);
            } else {
                // else get the lastest table meta from db
                DbleServer.getInstance().getTmManager().updateOnetableWithBackData(DbleServer.getInstance().getConfig(), schema, table);
            }
            ClusterUcoreSender.sendDataToUcore(UcorePathUtil.getDDLInstancePath(fullName), "SUCCESS");
        } else if (ddlInfo.getStatus() == DDLInfo.DDLStatus.FAILED && configValue.getChangeType() != UKvBean.DELETE) {
            // if the start node executing ddl with error,just release the lock
            lockMap.remove(fullName);
            DbleServer.getInstance().getTmManager().removeMetaLock(schema, table);
            ClusterUcoreSender.sendDataToUcore(UcorePathUtil.getDDLInstancePath(fullName), "FAILED");
        }
    }
}