Package org.apache.drill.yarn.appMaster.http

Class WebUiPageTree.ResizePage

java.lang.Object

org.apache.drill.yarn.appMaster.http.WebUiPageTree.ResizePage

Enclosing class:

WebUiPageTree

@Path("/resize")
@RolesAllowed("admin")
public static class WebUiPageTree.ResizePage
extends Object

Confirm that the user wants to resize the cluster. Displays a warning if the user wants to shrink the cluster, since, at present, doing so will kill any in-flight queries. The GET request display the warning, the POST request confirms the action. The action itself is provided as query parameters:

.../resize?type=<type>&n=<quantity>

Where the type is one of "resize", "grow", "shrink" or "force-shrink" and n is the associated quantity.

Note that the manage page only provides the "resize" option; the grow and shrink options were removed from the Web UI and are only visible through the REST API.

Constructor Summary

Constructors

Constructor	Description
ResizePage()

Method Summary

Modifier and Type	Method	Description
org.glassfish.jersey.server.mvc.Viewable	resize()

Methods inherited from class java.lang.Object

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

Constructor Details

ResizePage

public ResizePage()

Method Details

resize

@POST
@Consumes("application/x-www-form-urlencoded")
@Produces("text/html")
public org.glassfish.jersey.server.mvc.Viewable resize()