org.apache.cassandra.tools.nodetool.Rebuild Maven / Gradle / Ivy
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package org.apache.cassandra.tools.nodetool;
import io.airlift.command.Arguments;
import io.airlift.command.Command;
import io.airlift.command.Option;
import org.apache.cassandra.tools.NodeProbe;
import org.apache.cassandra.tools.NodeTool.NodeToolCmd;
@Command(name = "rebuild", description = "Rebuild data by streaming from other nodes (similarly to bootstrap)")
public class Rebuild extends NodeToolCmd
{
@Arguments(usage = "",
description = "Name of DC from which to select sources for streaming. By default, pick any DC")
private String sourceDataCenterName = null;
@Option(title = "specific_keyspace",
name = {"-ks", "--keyspace"},
description = "Use -ks to rebuild specific keyspace.")
private String keyspace = null;
@Option(title = "specific_tokens",
name = {"-ts", "--tokens"},
description = "Use -ts to rebuild specific token ranges, in the format of \"(start_token_1,end_token_1],(start_token_2,end_token_2],...(start_token_n,end_token_n]\".")
private String tokens = null;
@Option(title = "specific_sources",
name = {"-s", "--sources"},
description = "Use -s to specify hosts that this node should stream from when -ts is used. Multiple hosts should be separated using commas (e.g. 127.0.0.1,127.0.0.2,...)")
private String specificSources = null;
@Override
public void execute(NodeProbe probe)
{
// check the arguments
if (keyspace == null && tokens != null)
{
throw new IllegalArgumentException("Cannot specify tokens without keyspace.");
}
probe.rebuild(sourceDataCenterName, keyspace, tokens, specificSources);
}
}