def scale_cluster(cluster, instances):
config.configure_instances(instances)
_update_include_files(cluster)
run.refresh_hadoop_nodes(cluster)
run.refresh_yarn_nodes(cluster)
config.configure_topology_data(cluster)
for instance in instances:
run.start_instance(instance)
def scale_cluster(cluster, instances):
config.configure_instances(instances)
_update_include_files(cluster)
run.refresh_hadoop_nodes(cluster)
run.refresh_yarn_nodes(cluster)
config.configure_topology_data(cluster)
for instance in instances:
run.start_instance(instance)
def decommission_nodes(cluster, instances):
datanodes = _get_instances_with_service(instances, 'datanode')
nodemanagers = _get_instances_with_service(instances, 'nodemanager')
_update_exclude_files(cluster, instances)
run.refresh_hadoop_nodes(cluster)
run.refresh_yarn_nodes(cluster)
_check_nodemanagers_decommission(cluster, nodemanagers)
_check_datanodes_decommission(cluster, datanodes)
_update_include_files(cluster)
_clear_exclude_files(cluster)
config.configure_topology_data(cluster)
def decommission_nodes(cluster, instances):
datanodes = _get_instances_with_service(instances, 'datanode')
nodemanagers = _get_instances_with_service(instances, 'nodemanager')
_update_exclude_files(cluster, instances)
run.refresh_hadoop_nodes(cluster)
run.refresh_yarn_nodes(cluster)
_check_nodemanagers_decommission(cluster, nodemanagers)
_check_datanodes_decommission(cluster, datanodes)
_update_include_files(cluster)
_clear_exclude_files(cluster)
config.configure_topology_data(cluster)
