io.undertow.server.handlers.proxy

Class LoadBalancingProxyClient

java.lang.Object

io.undertow.server.handlers.proxy.LoadBalancingProxyClient

All Implemented Interfaces:

ProxyClient

public class LoadBalancingProxyClient
extends Object
implements ProxyClient

Initial implementation of a load balancing proxy client. This initial implementation is rather simplistic, and will likely change.

Author:

Stuart Douglas

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
protected static class	LoadBalancingProxyClient.Host

Nested classes/interfaces inherited from interface io.undertow.server.handlers.proxy.ProxyClient

ProxyClient.ProxyTarget

Constructor Summary

Constructors

Constructor and Description
LoadBalancingProxyClient()
LoadBalancingProxyClient(ExclusivityChecker client)
LoadBalancingProxyClient(UndertowClient client)
LoadBalancingProxyClient(UndertowClient client, ExclusivityChecker exclusivityChecker)

Method Summary

Methods

Modifier and Type	Method and Description
LoadBalancingProxyClient	addHost(URI host)
LoadBalancingProxyClient	addHost(URI host, String jvmRoute)
LoadBalancingProxyClient	addSessionCookieName(String sessionCookieName)
protected LoadBalancingProxyClient.Host	findStickyHost(HttpServerExchange exchange)
ProxyClient.ProxyTarget	findTarget(HttpServerExchange exchange) Finds a proxy target for this request, returning null if none can be found.
void	getConnection(ProxyClient.ProxyTarget target, HttpServerExchange exchange, ProxyCallback<ProxyConnection> callback, long timeout, TimeUnit timeUnit) Gets a proxy connection for the given request.
int	getConnectionsPerThread()
int	getProblemServerRetry()
LoadBalancingProxyClient	removeHost(URI uri)
LoadBalancingProxyClient	removeSessionCookieName(String sessionCookieName)
protected LoadBalancingProxyClient.Host	selectHost(HttpServerExchange exchange)
LoadBalancingProxyClient	setConnectionsPerThread(int connectionsPerThread)
LoadBalancingProxyClient	setProblemServerRetry(int problemServerRetry)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

LoadBalancingProxyClient

public LoadBalancingProxyClient()

LoadBalancingProxyClient

public LoadBalancingProxyClient(UndertowClient client)

LoadBalancingProxyClient

public LoadBalancingProxyClient(ExclusivityChecker client)

LoadBalancingProxyClient

public LoadBalancingProxyClient(UndertowClient client,
                        ExclusivityChecker exclusivityChecker)

Method Detail

addSessionCookieName

public LoadBalancingProxyClient addSessionCookieName(String sessionCookieName)

removeSessionCookieName

public LoadBalancingProxyClient removeSessionCookieName(String sessionCookieName)

setProblemServerRetry

public LoadBalancingProxyClient setProblemServerRetry(int problemServerRetry)

getProblemServerRetry

public int getProblemServerRetry()

getConnectionsPerThread

public int getConnectionsPerThread()

setConnectionsPerThread

public LoadBalancingProxyClient setConnectionsPerThread(int connectionsPerThread)

addHost

public LoadBalancingProxyClient addHost(URI host)

addHost

public LoadBalancingProxyClient addHost(URI host,
                               String jvmRoute)

removeHost

public LoadBalancingProxyClient removeHost(URI uri)

findTarget

public ProxyClient.ProxyTarget findTarget(HttpServerExchange exchange)

Description copied from interface: ProxyClient

Finds a proxy target for this request, returning null if none can be found. If this method returns null it means that there is no backend available to handle this request, and it should proceed as normal.

Specified by:

findTarget in interface ProxyClient

Parameters:

exchange - The exchange

Returns:

The proxy target

getConnection

public void getConnection(ProxyClient.ProxyTarget target,
                 HttpServerExchange exchange,
                 ProxyCallback<ProxyConnection> callback,
                 long timeout,
                 TimeUnit timeUnit)

Description copied from interface: ProxyClient

Gets a proxy connection for the given request.

Specified by:

getConnection in interface ProxyClient

exchange - The exchange

callback - The callback

timeout - The timeout

timeUnit - Time unit for the timeout

selectHost

protected LoadBalancingProxyClient.Host selectHost(HttpServerExchange exchange)

findStickyHost

protected LoadBalancingProxyClient.Host findStickyHost(HttpServerExchange exchange)