org.apache.hadoop.hbase.tool

Interface Canary

All Known Implementing Classes:

CanaryTool

@InterfaceAudience.Public
public interface Canary

Method Summary

Modifier and Type	Method and Description
int	checkRegions(String[] targets) Run Canary in Region mode.
int	checkRegionServers(String[] targets) Runs Canary in Region server mode.
int	checkZooKeeper() Runs Canary in Zookeeper mode.
static Canary	create(org.apache.hadoop.conf.Configuration conf, ExecutorService executor)
static Canary	create(org.apache.hadoop.conf.Configuration conf, ExecutorService executor, CanaryTool.Sink sink)
Map<String,String>	getReadFailures()
Map<String,String>	getWriteFailures()

Method Detail

create

static Canary create(org.apache.hadoop.conf.Configuration conf,
                     ExecutorService executor)

create

@InterfaceAudience.Private
static Canary create(org.apache.hadoop.conf.Configuration conf,
                                                ExecutorService executor,
                                                CanaryTool.Sink sink)

checkRegions

int checkRegions(String[] targets)
          throws Exception

Run Canary in Region mode.

Parameters:

targets - -- list of monitor tables.

Returns:

the exit code of the Canary tool.

Throws:

Exception

checkRegionServers

int checkRegionServers(String[] targets)
                throws Exception

Runs Canary in Region server mode.

Parameters:

targets - -- list of monitor tables.

Returns:

the exit code of the Canary tool.

Throws:

Exception

checkZooKeeper

int checkZooKeeper()
            throws Exception

Runs Canary in Zookeeper mode.

Returns:

the exit code of the Canary tool.

Throws:

Exception

getReadFailures

Map<String,String> getReadFailures()

getWriteFailures

Map<String,String> getWriteFailures()