Package com.yahoo.vespa.model.admin

Class Logserver

java.lang.Object

com.yahoo.config.model.producer.AbstractConfigProducer<AbstractConfigProducer<?>>

com.yahoo.vespa.model.AbstractService

com.yahoo.vespa.model.admin.Logserver

All Implemented Interfaces:

com.yahoo.config.ConfigInstance.Producer, ConfigProducer, NetworkPortRequestor, Service, Serializable

public class Logserver
extends AbstractService

Represents the Logserver. There is exactly one logserver in a Vespa system.

Author:

gjoranv, bjorncs

See Also:

• Serialized Form

Field Summary

Fields inherited from class com.yahoo.vespa.model.AbstractService

portsMeta

Fields inherited from class com.yahoo.config.model.producer.AbstractConfigProducer

log

Constructor Summary

Constructors

Constructor	Description
Logserver(AbstractConfigProducer parent)

Method Summary

Modifier and Type	Method	Description
void	allocatePorts(int start, PortAllocBridge from)	allocate the ports you need
int	getPortCount()	Returns the number of ports needed by the logserver.
Optional<String>	getStartupCommand()	Must be overridden by services that should be started by config-sentinel.
int	getWantedPort()	Returns the desired base port for this service.
void	initService(DeployState deployState)	Called by builder class which has not given the host or port in a constructor, hence initService is not yet run for this.
boolean	requiresWantedPort()	The desired base port is the only allowed base port.

Methods inherited from class com.yahoo.vespa.model.AbstractService

addEnvironmentVariable, addEnvironmentVariable, appendJvmOptions, defaultPreload, distributeCpuSocketAffinity, getAffinity, getDefaultMetricDimensions, getEnvStringForTesting, getEnvVars, getHealthPort, getHost, getHostName, getHostResource, getId, getIndex, getJvmOptions, getNumPortsAllocated, getPortsMeta, getPreLoad, getPreShutdownCommand, getRelativePort, getServiceInfo, getServiceName, getServicePropertyString, getServicePropertyString, getServiceType, isInitialized, prependJvmOptions, remove, setAffinity, setBasePort, setCoreOnOOM, setHostResource, setJvmOptions, setMMapNoCoreLimit, setNoVespaMalloc, setPreLoad, setProp, setProp, setVespaMalloc, setVespaMallocDebug, setVespaMallocDebugStackTrace, toString

Methods inherited from class com.yahoo.config.model.producer.AbstractConfigProducer

addChild, addConfigId, addDescendantService, addUserConfig, cascadeConfig, dump, getChildren, getChildrenByTypeRecursive, getConfigClassLoader, getConfigId, getDescendantServices, getMonitoringService, getParent, getRoot, getSubId, getUserConfigs, hostSystem, mergeUserConfigs, removeChild, setParent, setUserConfigs, stateIsHosted, validate

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.yahoo.vespa.model.ConfigProducer

addUserConfig, cascadeConfig, dump, getChildren, getConfigId, getDescendantServices, getUserConfigs, hostSystem, validate

Methods inherited from interface com.yahoo.vespa.model.NetworkPortRequestor

getConfigId

Methods inherited from interface com.yahoo.vespa.model.Service

getLogctlSpecs

Constructor Details

Logserver

public Logserver(AbstractConfigProducer parent)

Method Details

initService

public void initService(DeployState deployState)

Description copied from class: AbstractService

Called by builder class which has not given the host or port in a constructor, hence initService is not yet run for this.

Overrides:

initService in class AbstractService

getStartupCommand

public Optional<String> getStartupCommand()

Description copied from class: AbstractService

Must be overridden by services that should be started by config-sentinel. The returned value will be used in config-sentinel configuration. Returns empty by default.

Specified by:

getStartupCommand in interface Service

Overrides:

getStartupCommand in class AbstractService

Returns:

the startup command for the logserver

getWantedPort

public int getWantedPort()

Returns the desired base port for this service.

Specified by:

getWantedPort in interface NetworkPortRequestor

Overrides:

getWantedPort in class AbstractService

Returns:

The desired base port for the first instance of the service type.

requiresWantedPort

public boolean requiresWantedPort()

The desired base port is the only allowed base port.

Specified by:

requiresWantedPort in interface NetworkPortRequestor

Overrides:

requiresWantedPort in class AbstractService

Returns:

'true' always

getPortCount

public int getPortCount()

Returns the number of ports needed by the logserver.

allocatePorts

public void allocatePorts(int start,
 PortAllocBridge from)

Description copied from interface: NetworkPortRequestor

allocate the ports you need