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@InterfaceAudience.Public @InterfaceStability.Stable public interface ContainerLaunchContext
ContainerLaunchContext represents all of the information
needed by the NodeManager to launch a container.
It includes details such as:
ContainerId of the container.Resource allocated to the container.LocalResource necessary for running the container such
as binaries, jar, shared-objects, side-files etc.
ContainerManager.startContainer(org.apache.hadoop.yarn.api.protocolrecords.StartContainerRequest)| Method Summary | |
|---|---|
Map<ApplicationAccessType,String> |
getApplicationACLs()
Get the ApplicationACLs for the application. |
List<String> |
getCommands()
Get the list of commands for launching the container. |
ContainerId |
getContainerId()
Get ContainerId of container to be launched. |
ByteBuffer |
getContainerTokens()
Get security tokens (if security is enabled). |
Map<String,String> |
getEnvironment()
Get environment variables for the container. |
Map<String,LocalResource> |
getLocalResources()
Get LocalResource required by the container. |
Resource |
getResource()
Get the Resource allocated to the container by the
ResourceManager. |
Map<String,ByteBuffer> |
getServiceData()
Get application-specific binary service data. |
String |
getUser()
Get the user to whom the container has been allocated. |
void |
setApplicationACLs(Map<ApplicationAccessType,String> acls)
Set the ApplicationACLs for the application. |
void |
setCommands(List<String> commands)
Add the list of commands for launching the container. |
void |
setContainerId(ContainerId containerId)
Set ContainerId of container to be launched. |
void |
setContainerTokens(ByteBuffer containerToken)
Set security tokens (if security is enabled). |
void |
setEnvironment(Map<String,String> environment)
Add environment variables for the container. |
void |
setLocalResources(Map<String,LocalResource> localResources)
Set LocalResource required by the container. |
void |
setResource(Resource resource)
Set the Resource allocated to the container by the
ResourceManager. |
void |
setServiceData(Map<String,ByteBuffer> serviceData)
Set application-specific binary service data. |
void |
setUser(String user)
Set the user to whom the container has been allocated |
| Method Detail |
|---|
@InterfaceAudience.Public @InterfaceStability.Stable ContainerId getContainerId()
ContainerId of container to be launched.
ContainerId of container to be launched@InterfaceAudience.Public @InterfaceStability.Stable void setContainerId(ContainerId containerId)
ContainerId of container to be launched.
containerId - et ContainerId of container to be launched@InterfaceAudience.Public @InterfaceStability.Stable String getUser()
@InterfaceAudience.Public @InterfaceStability.Stable void setUser(String user)
user - user to whom the container has been allocated@InterfaceAudience.Public @InterfaceStability.Stable Resource getResource()
Resource allocated to the container by the
ResourceManager.
Resource allocated to the container by the
ResourceManager@InterfaceAudience.Public @InterfaceStability.Stable void setResource(Resource resource)
Resource allocated to the container by the
ResourceManager.
resource - allocated resource@InterfaceAudience.Public @InterfaceStability.Stable ByteBuffer getContainerTokens()
@InterfaceAudience.Public @InterfaceStability.Stable void setContainerTokens(ByteBuffer containerToken)
containerToken - security tokens@InterfaceAudience.Public @InterfaceStability.Stable Map<String,LocalResource> getLocalResources()
LocalResource required by the container.
LocalResource required by the container@InterfaceAudience.Public @InterfaceStability.Stable void setLocalResources(Map<String,LocalResource> localResources)
LocalResource required by the container. All pre-existing
Map entries are cleared before adding the new Map
localResources - LocalResource required by the container@InterfaceAudience.Public @InterfaceStability.Stable Map<String,ByteBuffer> getServiceData()
@InterfaceAudience.Public @InterfaceStability.Stable void setServiceData(Map<String,ByteBuffer> serviceData)
serviceData - application-specific binary service data@InterfaceAudience.Public @InterfaceStability.Stable Map<String,String> getEnvironment()
@InterfaceAudience.Public @InterfaceStability.Stable void setEnvironment(Map<String,String> environment)
environment - environment variables for the container@InterfaceAudience.Public @InterfaceStability.Stable List<String> getCommands()
@InterfaceAudience.Public @InterfaceStability.Stable void setCommands(List<String> commands)
commands - the list of commands for launching the container@InterfaceAudience.Public @InterfaceStability.Stable Map<ApplicationAccessType,String> getApplicationACLs()
ApplicationACLs for the application.
ApplicationACLs@InterfaceAudience.Public @InterfaceStability.Stable void setApplicationACLs(Map<ApplicationAccessType,String> acls)
ApplicationACLs for the application. All pre-existing
Map entries are cleared before adding the new Map
acls - ApplicationACLs for the application
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