Examples of KSMetaData


Examples of org.apache.cassandra.config.KSMetaData

    @Test
    public void dropKSUnflushed() throws ConfigurationException, IOException, ExecutionException, InterruptedException
    {
        DecoratedKey dk = Util.dk("dropKs");
        // sanity
        final KSMetaData ks = DatabaseDescriptor.getTableDefinition("Keyspace3");
        assert ks != null;
        final CFMetaData cfm = ks.cfMetaData().get("Standard1");
        assert cfm != null;

        // write some data
        RowMutation rm = new RowMutation(ks.name, dk.key);
        for (int i = 0; i < 100; i++)
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Examples of org.apache.cassandra.config.KSMetaData

    @Test
    public void renameKs() throws ConfigurationException, IOException, ExecutionException, InterruptedException
    {
        DecoratedKey dk = Util.dk("renameKs");
        final KSMetaData oldKs = DatabaseDescriptor.getTableDefinition("Keyspace2");
        assert oldKs != null;
        final String cfName = "Standard3";
        assert oldKs.cfMetaData().containsKey(cfName);
        assert oldKs.cfMetaData().get(cfName).tableName.equals(oldKs.name);
       
        // write some data that we hope to read back later.
        RowMutation rm = new RowMutation(oldKs.name, dk.key);
        for (int i = 0; i < 10; i++)
            rm.add(new QueryPath(cfName, null, ByteBufferUtil.bytes(("col" + i))), ByteBufferUtil.bytes("value"), 1L);
        rm.apply();
        ColumnFamilyStore store = Table.open(oldKs.name).getColumnFamilyStore(cfName);
        assert store != null;
        store.forceBlockingFlush();
        assert DefsTable.getFiles(oldKs.name, cfName).size() > 0;
       
        final String newKsName = "RenamedKeyspace2";
        new RenameKeyspace(oldKs.name, newKsName).apply();
        KSMetaData newKs = DatabaseDescriptor.getTableDefinition(newKsName);
       
        assert DatabaseDescriptor.getTableDefinition(oldKs.name) == null;
        assert newKs != null;
        assert newKs.name.equals(newKsName);
        assert newKs.cfMetaData().containsKey(cfName);
        assert newKs.cfMetaData().get(cfName).tableName.equals(newKsName);
        assert DefsTable.getFiles(newKs.name, cfName).size() > 0;
       
        // read on old should fail.
        boolean opened = false;
        try
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Examples of org.apache.cassandra.config.KSMetaData

    @Test
    public void createEmptyKsAddNewCf() throws ConfigurationException, IOException, ExecutionException, InterruptedException
    {
        assert DatabaseDescriptor.getTableDefinition("EmptyKeyspace") == null;
       
        KSMetaData newKs = new KSMetaData("EmptyKeyspace", SimpleStrategy.class, null, 5);

        new AddKeyspace(newKs).apply();
        assert DatabaseDescriptor.getTableDefinition("EmptyKeyspace") != null;

        CFMetaData newCf = addTestCF("EmptyKeyspace", "AddedLater", "A new CF to add to an empty KS");
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Examples of org.apache.cassandra.config.KSMetaData

    @Test
    public void testUpdateKeyspace() throws ConfigurationException, IOException, ExecutionException, InterruptedException
    {
        // create a keyspace to serve as existing.
        CFMetaData cf = addTestCF("UpdatedKeyspace", "AddedStandard1", "A new cf for a new ks");
        KSMetaData oldKs = new KSMetaData(cf.tableName, SimpleStrategy.class, null, 5, cf);
       
        new AddKeyspace(oldKs).apply();
       
        assert DatabaseDescriptor.getTableDefinition(cf.tableName) != null;
        assert DatabaseDescriptor.getTableDefinition(cf.tableName) == oldKs;
       
        // anything with cf defs should fail.
        CFMetaData cf2 = addTestCF(cf.tableName, "AddedStandard2", "A new cf for a new ks");
        KSMetaData newBadKs = new KSMetaData(cf.tableName, SimpleStrategy.class, null, 4, cf2);
        try
        {
            new UpdateKeyspace(newBadKs).apply();
            throw new AssertionError("Should not have been able to update a KS with a KS that described column families.");
        }
        catch (ConfigurationException ex)
        {
            // expected.
        }
       
        // names should match.
        KSMetaData newBadKs2 = new KSMetaData(cf.tableName + "trash", SimpleStrategy.class, null, 4);
        try
        {
            new UpdateKeyspace(newBadKs2).apply();
            throw new AssertionError("Should not have been able to update a KS with an invalid KS name.");
        }
        catch (ConfigurationException ex)
        {
            // expected.
        }
       
        KSMetaData newKs = new KSMetaData(cf.tableName, OldNetworkTopologyStrategy.class, null, 1);
        new UpdateKeyspace(newKs).apply();
       
        KSMetaData newFetchedKs = DatabaseDescriptor.getKSMetaData(newKs.name);
        assert newFetchedKs.replicationFactor == newKs.replicationFactor;
        assert newFetchedKs.replicationFactor != oldKs.replicationFactor;
        assert newFetchedKs.strategyClass.equals(newKs.strategyClass);
        assert !newFetchedKs.strategyClass.equals(oldKs.strategyClass);
    }
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Examples of org.apache.cassandra.config.KSMetaData

    @Test
    public void testUpdateColumnFamilyNoIndexes() throws ConfigurationException, IOException, ExecutionException, InterruptedException
    {
        // create a keyspace with a cf to update.
        CFMetaData cf = addTestCF("UpdatedCfKs", "Standard1added", "A new cf that will be updated");
        KSMetaData ksm = new KSMetaData(cf.tableName, SimpleStrategy.class, null, 1, cf);
        new AddKeyspace(ksm).apply();
       
        assert DatabaseDescriptor.getTableDefinition(cf.tableName) != null;
        assert DatabaseDescriptor.getTableDefinition(cf.tableName) == ksm;
        assert DatabaseDescriptor.getCFMetaData(cf.tableName, cf.cfName) != null;
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Examples of org.apache.cassandra.config.KSMetaData

        return addrs;
    }

    private AbstractReplicationStrategy getStrategy(String table, TokenMetadata tmd) throws ConfigurationException
    {
        KSMetaData ksmd = Schema.instance.getKSMetaData(table);
        return AbstractReplicationStrategy.createReplicationStrategy(
                table,
                ksmd.strategyClass,
                tmd,
                new SimpleSnitch(),
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Examples of org.apache.cassandra.config.KSMetaData

     * This is equivalent to calling commit. Applies the changes to
     * to the table that is obtained by calling Table.open().
     */
    public void apply() throws IOException
    {
        KSMetaData ksm = Schema.instance.getTableDefinition(getTable());

        Table.open(table_).apply(this, ksm.durableWrites);
    }
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Examples of org.apache.cassandra.config.KSMetaData

            Table.open(ksm.name);
    }

    private static void addColumnFamily(CFMetaData cfm, long timestamp, boolean withSchemaRecord) throws ConfigurationException, IOException
    {
        KSMetaData ksm = Schema.instance.getTableDefinition(cfm.ksName);
        ksm = KSMetaData.cloneWith(ksm, Iterables.concat(ksm.cfMetaData().values(), Collections.singleton(cfm)));

        Schema.instance.load(cfm);

        if (withSchemaRecord)
            cfm.toSchema(timestamp).apply();
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Examples of org.apache.cassandra.config.KSMetaData

            Table.open(ksm.name).initCf(cfm.cfId, cfm.cfName);
    }

    private static void updateKeyspace(KsDef newState, long timestamp, boolean withSchemaRecord) throws ConfigurationException, IOException
    {
        KSMetaData oldKsm = Schema.instance.getKSMetaData(newState.name);

        if (withSchemaRecord)
        {
            RowMutation schemaUpdate = oldKsm.diff(newState, timestamp);
            schemaUpdate.apply();
        }

        KSMetaData newKsm = KSMetaData.cloneWith(oldKsm.reloadAttributes(), oldKsm.cfMetaData().values());

        Schema.instance.setTableDefinition(newKsm);

        if (!StorageService.instance.isClientMode())
            Table.open(newState.name).createReplicationStrategy(newKsm);
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Examples of org.apache.cassandra.config.KSMetaData

        }
    }

    private static void dropKeyspace(String ksName, long timestamp, boolean withSchemaRecord) throws IOException
    {
        KSMetaData ksm = Schema.instance.getTableDefinition(ksName);
        String snapshotName = Table.getTimestampedSnapshotName(ksName);

        // remove all cfs from the table instance.
        for (CFMetaData cfm : ksm.cfMetaData().values())
        {
            ColumnFamilyStore cfs = Table.open(ksm.name).getColumnFamilyStore(cfm.cfName);

            Schema.instance.purge(cfm);

            if (!StorageService.instance.isClientMode())
            {
                cfs.snapshot(snapshotName);
                Table.open(ksm.name).dropCf(cfm.cfId);
            }
        }

        if (withSchemaRecord)
        {
            for (RowMutation m : ksm.dropFromSchema(timestamp))
                m.apply();
        }

        // remove the table from the static instances.
        Table.clear(ksm.name);
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