NodeStorage¶
- class controller.storage.kubernetes.node.NodeStorage(api_client, logger)¶
Bases:
object
Storage layer for Kubernetes node objects.
- Parameters:
api_client (
ApiClient
) – Kubernetes API client.logger (
BoundLogger
) – Logger to use.
Methods Summary
get_cached_images
(nodes)Build map of what images are cached on each node.
is_tolerated
(node, tolerations)Determine whether a pod can be placed on a node.
list
(node_selector, timeout)Get data about Kubernetes nodes.
Methods Documentation
- get_cached_images(nodes)¶
Build map of what images are cached on each node.
- is_tolerated(node, tolerations)¶
Determine whether a pod can be placed on a node.
Evaluates the node taints against the provided tolerations and determines whether an image with those tolerations can be placed on that node. Nodes with a
PreferNoSchedule
taint are still tolerated.- Parameters:
node (
V1Node
) – Kubernetes node.tolerations (
list
[Toleration
]) – List of tolerations that the pod will have.
- Returns:
Information about whether that image can be placed on that node.
- Return type:
- async list(node_selector, timeout)¶
Get data about Kubernetes nodes.