def get_heat_params(self, cluster_template):
heat_params = {}
try:
kube_tag = cluster_template.labels["kube_tag"]
kube_tag_params = {
"kube_tag": kube_tag,
"kube_version": kube_tag,
"master_kube_tag": kube_tag,
"minion_kube_tag": kube_tag,
}
heat_params.update(kube_tag_params)
except KeyError:
LOG.debug(("Cluster template %s does not contain a "
"valid kube_tag"), cluster_template.name)
for ostree_tag in ["ostree_commit", "ostree_remote"]:
try:
ostree_param = {
ostree_tag: cluster_template.labels[ostree_tag]
}
heat_params.update(ostree_param)
except KeyError:
LOG.debug("Cluster template %s does not define %s",
(cluster_template.name, ostree_tag))
upgrade_labels = ['kube_tag', 'ostree_remote', 'ostree_commit']
if not any([u in heat_params.keys() for u in upgrade_labels]):
reason = ("Cluster template %s does not contain any supported "
"upgrade labels: [%s]") % (cluster_template.name,
', '.join(upgrade_labels))
raise exception.InvalidClusterTemplateForUpgrade(reason=reason)
return heat_params
def upgrade(self, cluster_ident, cluster_upgrade_req):
"""Upgrade a cluster.
:param cluster_ident: UUID of a cluster or logical name of the cluster.
"""
context = pecan.request.context
cluster = api_utils.get_resource('Cluster', cluster_ident)
policy.enforce(context,
'cluster:upgrade',
cluster,
action='cluster:upgrade')
new_cluster_template = api_utils.get_resource(
'ClusterTemplate', cluster_upgrade_req.cluster_template)
if (cluster_upgrade_req.nodegroup == wtypes.Unset
or not cluster_upgrade_req.nodegroup):
# NOTE(ttsiouts): If the nodegroup is not specified
# reflect the change to the default worker nodegroup
nodegroup = cluster.default_ng_worker
else:
nodegroup = objects.NodeGroup.get(context, cluster.uuid,
cluster_upgrade_req.nodegroup)
if (new_cluster_template.uuid != cluster.cluster_template_id
and not nodegroup.is_default):
reason = ("Nodegroup %s can be upgraded only to "
"match cluster's template (%s).")
reason = reason % (nodegroup.name,
cluster.cluster_template.name)
raise exception.InvalidClusterTemplateForUpgrade(reason=reason)
pecan.request.rpcapi.cluster_upgrade(
cluster, new_cluster_template, cluster_upgrade_req.max_batch_size,
nodegroup)
return ClusterID(cluster.uuid)