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docs(kubernetes): clarify storageClass default behavior

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Specify that empty storageClass uses the management cluster default
StorageClass (annotated with is-default-class: true), not the
top-level chart storageClass value.

Assisted-By: Claude <noreply@anthropic.com>
Signed-off-by: Arsolitt <arsolitt@gmail.com>
This commit is contained in:
Arsolitt 2026-04-24 14:01:48 +03:00
parent 3afcaa5d26
commit cd4590b426
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5 changed files with 20 additions and 20 deletions
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2
api/apps/v1alpha1/kubernetes/types.go
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@ -215,7 +215,7 @@ type NodeGroup struct {
Resources Resources `json:"resources"`
// List of node roles.
Roles []string `json:"roles,omitempty"`
// StorageClass for worker node persistent disks. Uses cluster default when empty.
// StorageClass for worker node persistent disks. When empty, uses the management cluster default StorageClass (the one annotated storageclass.kubernetes.io/is-default-class: true).
StorageClass string `json:"storageClass,omitempty"`
}

32
packages/apps/kubernetes/README.md
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@ -98,22 +98,22 @@ See the reference for components utilized in this service:
### Application-specific Parameters
| Name | Description | Type | Value |
| ----------------------------------- | ---------------------------------------------------------------------------------------------- | ------------------- | ----------- |
| `nodeGroups` | Worker nodes configuration map. | `map[string]object` | `{...}` |
| `nodeGroups[name].minReplicas` | Minimum number of replicas. | `int` | `0` |
| `nodeGroups[name].maxReplicas` | Maximum number of replicas. | `int` | `10` |
| `nodeGroups[name].instanceType` | Virtual machine instance type. | `string` | `u1.medium` |
| `nodeGroups[name].diskSize` | Persistent disk size for kubelet and containerd data. | `quantity` | `20Gi` |
| `nodeGroups[name].storageClass` | StorageClass for worker node persistent disks. Uses cluster default when empty. | `string` | `""` |
| `nodeGroups[name].roles` | List of node roles. | `[]string` | `[]` |
| `nodeGroups[name].resources` | CPU and memory resources for each worker node. | `object` | `{}` |
| `nodeGroups[name].resources.cpu` | CPU available. | `quantity` | `""` |
| `nodeGroups[name].resources.memory` | Memory (RAM) available. | `quantity` | `""` |
| `nodeGroups[name].gpus` | List of GPUs to attach (NVIDIA driver requires at least 4 GiB RAM). | `[]object` | `[]` |
| `nodeGroups[name].gpus[i].name` | Name of GPU, such as "nvidia.com/AD102GL_L40S". | `string` | `""` |
| `version` | Kubernetes major.minor version to deploy | `string` | `v1.35` |
| `host` | External hostname for Kubernetes cluster. Defaults to `<cluster-name>.<tenant-host>` if empty. | `string` | `""` |
| Name | Description | Type | Value |
| ----------------------------------- | ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ------------------- | ----------- |
| `nodeGroups` | Worker nodes configuration map. | `map[string]object` | `{...}` |
| `nodeGroups[name].minReplicas` | Minimum number of replicas. | `int` | `0` |
| `nodeGroups[name].maxReplicas` | Maximum number of replicas. | `int` | `10` |
| `nodeGroups[name].instanceType` | Virtual machine instance type. | `string` | `u1.medium` |
| `nodeGroups[name].diskSize` | Persistent disk size for kubelet and containerd data. | `quantity` | `20Gi` |
| `nodeGroups[name].storageClass` | StorageClass for worker node persistent disks. When empty, uses the management cluster default StorageClass (the one annotated storageclass.kubernetes.io/is-default-class: true). | `string` | `""` |
| `nodeGroups[name].roles` | List of node roles. | `[]string` | `[]` |
| `nodeGroups[name].resources` | CPU and memory resources for each worker node. | `object` | `{}` |
| `nodeGroups[name].resources.cpu` | CPU available. | `quantity` | `""` |
| `nodeGroups[name].resources.memory` | Memory (RAM) available. | `quantity` | `""` |
| `nodeGroups[name].gpus` | List of GPUs to attach (NVIDIA driver requires at least 4 GiB RAM). | `[]object` | `[]` |
| `nodeGroups[name].gpus[i].name` | Name of GPU, such as "nvidia.com/AD102GL_L40S". | `string` | `""` |
| `version` | Kubernetes major.minor version to deploy | `string` | `v1.35` |
| `host` | External hostname for Kubernetes cluster. Defaults to `<cluster-name>.<tenant-host>` if empty. | `string` | `""` |
### Cluster Addons

2
packages/apps/kubernetes/values.schema.json
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@ -119,7 +119,7 @@
}
},
"storageClass": {
"description": "StorageClass for worker node persistent disks. Uses cluster default when empty.",
"description": "StorageClass for worker node persistent disks. When empty, uses the management cluster default StorageClass (the one annotated storageclass.kubernetes.io/is-default-class: true).",
"type": "string"
}
}

2
packages/apps/kubernetes/values.yaml
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@ -30,7 +30,7 @@ storageClass: replicated
## @field {int} maxReplicas=10 - Maximum number of replicas.
## @field {string} instanceType="u1.medium" - Virtual machine instance type.
## @field {quantity} diskSize="20Gi" - Persistent disk size for kubelet and containerd data.
## @field {string} [storageClass] - StorageClass for worker node persistent disks. Uses cluster default when empty.
## @field {string} [storageClass] - StorageClass for worker node persistent disks. When empty, uses the management cluster default StorageClass (the one annotated storageclass.kubernetes.io/is-default-class: true).
## @field {[]string} roles - List of node roles.
## @field {Resources} resources - CPU and memory resources for each worker node.
## @field {[]GPU} gpus - List of GPUs to attach (NVIDIA driver requires at least 4 GiB RAM).

2
packages/system/kubernetes-rd/cozyrds/kubernetes.yaml
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