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  • Use cluster-env section in the blueprint JSON to specify cluster specific auto start attributes.

  • JSON for enabling auto start:

"settings" : [ 
  { "recovery_settings" : [
    { "recovery_enabled" : "true" } ]}, 
  { "service_settings" : [ 
    { "name" : "HDFS", "recovery_enabled" : "false" }, 
    { "name" : "TEZ", "recovery_enabled" : "false" } ]}, 
  { "component_settings" : [ 
    { "name" : "DATANODE", "recovery_enabled" : "true" } ] }
 ]

 

  • Blueprint processor hands off this list to the deployment module so that servicecomponentdesiredstate table can be updated.

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