com.yahoo.vespa.model.Logd Maven / Gradle / Ivy
// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.vespa.model;
import com.yahoo.cloud.config.log.LogdConfig;
import java.util.Optional;
/**
* There is one logd running on each Vespa host, and one instance of
* this class is therefore created by each instance of class {@link
* Host}.
*
* @author gjoranv
*/
public class Logd
extends AbstractService
implements LogdConfig.Producer
{
static final int BASEPORT = 19089;
/**
* Creates a new Logd instance.
*/
public Logd(Host host) {
super(host, "logd");
setProp("clustertype", "hosts");
setProp("clustername", "admin");
portsMeta.on(0).tag("http").tag("state");
}
@Override
public void allocatePorts(int start, PortAllocBridge from) {
if (start == 0) start = BASEPORT;
from.wantPort(start, "http");
}
/**
* Logd needs a state port.
*
* @return The number of ports reserved by the logd
*/
public int getPortCount() { return 1; }
/** Returns the desired base port for this service. */
public int getWantedPort() { return 19089; }
/**
* @return The command used to start logd
*/
@Override
public Optional getStartupCommand() { return Optional.of("exec sbin/vespa-logd"); }
@Override
public int getHealthPort() { return getRelativePort(0); }
public void getConfig(LogdConfig.Builder builder) {
builder.stateport(getHealthPort());
}
}