| Package | Description |
|---|---|
| org.apache.hadoop.hdfs | |
| org.apache.hadoop.hdfs.server.namenode.ha |
| Modifier and Type | Method | Description |
|---|---|---|
static <T> AbstractNNFailoverProxyProvider<T> |
NameNodeProxiesClient.createFailoverProxyProvider(org.apache.hadoop.conf.Configuration conf,
java.net.URI nameNodeUri,
java.lang.Class<T> xface,
boolean checkPort,
java.util.concurrent.atomic.AtomicBoolean fallbackToSimpleAuth) |
Creates the Failover proxy provider instance
|
protected static <T> AbstractNNFailoverProxyProvider<T> |
NameNodeProxiesClient.createFailoverProxyProvider(org.apache.hadoop.conf.Configuration conf,
java.net.URI nameNodeUri,
java.lang.Class<T> xface,
boolean checkPort,
java.util.concurrent.atomic.AtomicBoolean fallbackToSimpleAuth,
HAProxyFactory<T> proxyFactory) |
| Modifier and Type | Method | Description |
|---|---|---|
static <T> NameNodeProxiesClient.ProxyAndInfo<T> |
NameNodeProxiesClient.createHAProxy(org.apache.hadoop.conf.Configuration conf,
java.net.URI nameNodeUri,
java.lang.Class<T> xface,
AbstractNNFailoverProxyProvider<T> failoverProxyProvider) |
Creates an explicitly HA-enabled proxy object.
|
| Modifier and Type | Class | Description |
|---|---|---|
class |
ConfiguredFailoverProxyProvider<T> |
A FailoverProxyProvider implementation which allows one to configure
multiple URIs to connect to during fail-over.
|
class |
InMemoryAliasMapFailoverProxyProvider<T> |
A
ConfiguredFailoverProxyProvider implementation used to connect
to an InMemoryAliasMap. |
class |
IPFailoverProxyProvider<T> |
A NNFailoverProxyProvider implementation which works on IP failover setup.
|
class |
ObserverReadProxyProvider<T> |
A
FailoverProxyProvider implementation
that supports reading from observer namenode(s). |
class |
ObserverReadProxyProviderWithIPFailover<T extends ClientProtocol> |
Extends
ObserverReadProxyProvider to support NameNode IP failover. |
class |
RequestHedgingProxyProvider<T> |
A FailoverProxyProvider implementation that technically does not "failover"
per-se.
|
class |
RouterObserverReadConfiguredFailoverProxyProvider<T> |
A
FailoverProxyProvider implementation
to support automatic msync-ing when using routers. |
class |
RouterObserverReadProxyProvider<T> |
A
FailoverProxyProvider implementation
to support automatic msync-ing when using routers. |
class |
WrappedFailoverProxyProvider<T> |
A NNFailoverProxyProvider implementation which wrapps old implementations
directly implementing the
FailoverProxyProvider interface. |
| Constructor | Description |
|---|---|
ObserverReadProxyProvider(org.apache.hadoop.conf.Configuration conf,
java.net.URI uri,
java.lang.Class<T> xface,
HAProxyFactory<T> factory,
AbstractNNFailoverProxyProvider<T> failoverProxy) |
|
ObserverReadProxyProviderWithIPFailover(org.apache.hadoop.conf.Configuration conf,
java.net.URI uri,
java.lang.Class<T> xface,
HAProxyFactory<T> factory,
AbstractNNFailoverProxyProvider<T> failoverProxy) |
|
RouterObserverReadProxyProvider(org.apache.hadoop.conf.Configuration conf,
java.net.URI uri,
java.lang.Class<T> xface,
HAProxyFactory<T> factory,
AbstractNNFailoverProxyProvider<T> failoverProxy) |
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