/// <exception cref="System.Exception"/>
protected override void ServiceStart()
{
string bindAddress = WebAppUtils.GetWebAppBindURL(GetConfig(), YarnConfiguration.
NmBindHost, WebAppUtils.GetNMWebAppURLWithoutScheme(GetConfig()));
bool enableCors = GetConfig().GetBoolean(YarnConfiguration.NmWebappEnableCorsFilter
, YarnConfiguration.DefaultNmWebappEnableCorsFilter);
if (enableCors)
{
GetConfig().SetBoolean(HttpCrossOriginFilterInitializer.Prefix + HttpCrossOriginFilterInitializer
.EnabledSuffix, true);
}
Log.Info("Instantiating NMWebApp at " + bindAddress);
try
{
this.webApp = WebApps.$for <Context>("node", this.nmContext, "ws").At(bindAddress)
.With(GetConfig()).WithHttpSpnegoPrincipalKey(YarnConfiguration.NmWebappSpnegoUserNameKey
).WithHttpSpnegoKeytabKey(YarnConfiguration.NmWebappSpnegoKeytabFileKey).Start(this
.nmWebApp);
this.port = this.webApp.HttpServer().GetConnectorAddress(0).Port;
}
catch (Exception e)
{
string msg = "NMWebapps failed to start.";
Log.Error(msg, e);
throw new YarnRuntimeException(msg, e);
}
base.ServiceStart();
}