def _validate_additional_ng_scaling(self, cluster, additional):
scalable_processes = self._get_scalable_processes()
for ng_id in additional:
ng = utils.get_by_id(cluster.node_groups, ng_id)
if not set(ng.node_processes).issubset(scalable_processes):
raise ex.NodeGroupCannotBeScaled(
ng.name,
_("Spark plugin cannot scale nodegroup"
" with processes: %s") % ' '.join(ng.node_processes))
def validate_additional_ng_scaling(cluster, additional):
rm = vu.get_resourcemanager(cluster)
scalable_processes = _get_scalable_processes()
for ng_id in additional:
ng = u.get_by_id(cluster.node_groups, ng_id)
if not set(ng.node_processes).issubset(scalable_processes):
msg = _("Vanilla plugin cannot scale nodegroup with processes: %s")
raise ex.NodeGroupCannotBeScaled(ng.name,
msg % ' '.join(ng.node_processes))
if not rm and 'nodemanager' in ng.node_processes:
msg = _("Vanilla plugin cannot scale node group with processes "
"which have no master-processes run in cluster")
raise ex.NodeGroupCannotBeScaled(ng.name, msg)
def validate_additional_ng_scaling(cls, cluster, additional):
rm = cls.PU.get_resourcemanager(cluster)
scalable_processes = cls._get_scalable_processes()
for ng_id in additional:
ng = u.get_by_id(cluster.node_groups, ng_id)
if not set(ng.node_processes).issubset(scalable_processes):
msg = _("CDH plugin cannot scale nodegroup with processes: "
"%(processes)s")
raise ex.NodeGroupCannotBeScaled(
ng.name, msg % {'processes': ' '.join(ng.node_processes)})
if not rm and 'YARN_NODEMANAGER' in ng.node_processes:
msg = _("CDH plugin cannot scale node group with processes "
"which have no master-processes run in cluster")
raise ex.NodeGroupCannotBeScaled(ng.name, msg)
def validate_zookeeper_node_count(zk_ng, existing, additional):
zk_amount = 0
for ng in zk_ng:
if ng.id in existing:
zk_amount += existing[ng.id]
else:
zk_amount += ng.count
for ng_id in additional:
ng = u.get_by_id(zk_ng, ng_id)
if "zookeeper" in ng.node_processes:
zk_amount += ng.count
if (zk_amount % 2) != 1:
msg = _("Vanilla plugin cannot scale cluster because it must keep"
" zookeeper service in odd.")
raise ex.ClusterCannotBeScaled(zk_ng[0].cluster.name, msg)