SPARK_BRANCH
spark
SPARK_BUILD_DATE
spark
SPARK_BUILD_USER
spark
SPARK_REPO_URL
spark
SPARK_REVISION
spark
SPARK_VERSION
spark
SchedulerExtensionService
cluster
SchedulerExtensionServiceBinding
cluster
ServiceCredentialProvider
security
scheduler
spark
security
yarn
serviceName
ServiceCredentialProvider
setEnvFromInputString
YarnSparkHadoopUtil
spark
apache
sparkContext
SchedulerExtensionServiceBinding
start
SchedulerExtensionService
stop
SchedulerExtensionService