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deployment: add topology updater helm chart

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Signed-off-by: Wei Zhang <kweizh@gmail.com>
This commit is contained in:
Wei Zhang 2021-10-08 01:11:03 +08:00
parent c17a898c4c
commit 158a5590ab
9 changed files with 406 additions and 15 deletions
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11
deployment/helm/node-feature-discovery/templates/_helpers.tpl
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@ -61,3 +61,14 @@ Create the name of the service account to use
{{ default "default" .Values.serviceAccount.name }}
{{- end -}}
{{- end -}}
{{/*
Create the name of the service account which topologyUpdater will use
*/}}
{{- define "node-feature-discovery.topologyUpdater.serviceAccountName" -}}
{{- if .Values.topologyUpdater.serviceAccount.create -}}
{{ default (printf "%s-topology-updater" (include "node-feature-discovery.fullname" .)) .Values.topologyUpdater.serviceAccount.name }}
{{- else -}}
{{ default "default" .Values.topologyUpdater.serviceAccount.name }}
{{- end -}}
{{- end -}}

34
deployment/helm/node-feature-discovery/templates/clusterrole.yaml
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@ -18,4 +18,38 @@ rules:
- patch
- update
- list
{{- if .Values.topologyUpdater.enable }}
- apiGroups:
- topology.node.k8s.io
resources:
- noderesourcetopologies
verbs:
- create
- get
- update
{{- end }}
{{- end }}
---
{{- if .Values.topologyUpdater.rbac.create }}
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRole
metadata:
name: {{ include "node-feature-discovery.fullname" . }}-topology-updater
labels:
{{- include "node-feature-discovery.labels" . | nindent 4 }}
rules:
- apiGroups:
- ""
resources:
- nodes
verbs:
- get
- list
- apiGroups:
- ""
resources:
- pods
verbs:
- get
{{- end }}

18
deployment/helm/node-feature-discovery/templates/clusterrolebinding.yaml
View file

@ -14,3 +14,21 @@ subjects:
name: {{ include "node-feature-discovery.serviceAccountName" . }}
namespace: {{ $.Release.Namespace }}
{{- end }}
---
{{- if .Values.topologyUpdater.rbac.create }}
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRoleBinding
metadata:
name: {{ include "node-feature-discovery.fullname" . }}-topology-updater
labels:
{{- include "node-feature-discovery.labels" . | nindent 4 }}
roleRef:
apiGroup: rbac.authorization.k8s.io
kind: ClusterRole
name: {{ include "node-feature-discovery.fullname" . }}-topology-updater
subjects:
- kind: ServiceAccount
name: {{ include "node-feature-discovery.topologyUpdater.serviceAccountName" . }}
namespace: {{ $.Release.Namespace }}
{{- end }}

5
deployment/helm/node-feature-discovery/templates/master.yaml
View file

@ -62,6 +62,11 @@ spec:
{{- if .Values.master.extraLabelNs | empty | not }}
- "--extra-label-ns={{- join "," .Values.master.extraLabelNs }}"
{{- end }}
{{- if .Values.master.topologyUpdaterNs | empty }}
- "--nrt-namespace={{ $.Release.Namespace }}"
{{- else }}
- "--nrt-namespace={{ .Values.master.topologyUpdaterNs }}"
{{- end }}
## Enable TLS authentication
## The example below assumes having the root certificate named ca.crt stored in
## a ConfigMap named nfd-ca-cert, and, the TLS authentication credentials stored

16
deployment/helm/node-feature-discovery/templates/serviceaccount.yaml
View file

@ -9,4 +9,18 @@ metadata:
annotations:
{{- toYaml . | nindent 4 }}
{{- end }}
{{- end -}}
{{- end }}
---
{{- if .Values.topologyUpdater.serviceAccount.create -}}
apiVersion: v1
kind: ServiceAccount
metadata:
name: {{ include "node-feature-discovery.topologyUpdater.serviceAccountName" . }}
labels:
{{- include "node-feature-discovery.labels" . | nindent 4 }}
{{- with .Values.topologyUpdater.serviceAccount.annotations }}
annotations:
{{- toYaml . | nindent 4 }}
{{- end }}
{{- end }}

146
deployment/helm/node-feature-discovery/templates/topologyupdater-crds.yaml Normal file
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@ -0,0 +1,146 @@
{{- if and .Values.topologyUpdater.enable .Values.topologyUpdater.createCRDs -}}
apiVersion: apiextensions.k8s.io/v1
kind: CustomResourceDefinition
metadata:
annotations:
api-approved.kubernetes.io: https://github.com/kubernetes/enhancements/pull/1870
controller-gen.kubebuilder.io/version: v0.6.0
creationTimestamp: null
name: noderesourcetopologies.topology.node.k8s.io
namespace: ""
spec:
group: topology.node.k8s.io
names:
kind: NodeResourceTopology
listKind: NodeResourceTopologyList
plural: noderesourcetopologies
shortNames:
- node-res-topo
singular: noderesourcetopology
scope: Namespaced
versions:
- name: v1alpha1
schema:
openAPIV3Schema:
description: NodeResourceTopology describes node resources and their topology.
properties:
apiVersion:
description: 'APIVersion defines the versioned schema of this representation
of an object. Servers should convert recognized schemas to the latest
internal value, and may reject unrecognized values. More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#resources'
type: string
kind:
description: 'Kind is a string value representing the REST resource this
object represents. Servers may infer this from the endpoint the client
submits requests to. Cannot be updated. In CamelCase. More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#types-kinds'
type: string
metadata:
type: object
topologyPolicies:
items:
type: string
type: array
zones:
description: ZoneList contains an array of Zone objects.
items:
description: Zone represents a resource topology zone, e.g. socket,
node, die or core.
properties:
attributes:
description: AttributeList contains an array of AttributeInfo objects.
items:
description: AttributeInfo contains one attribute of a Zone.
properties:
name:
type: string
value:
type: string
required:
- name
- value
type: object
type: array
costs:
description: CostList contains an array of CostInfo objects.
items:
description: CostInfo describes the cost (or distance) between
two Zones.
properties:
name:
type: string
value:
format: int64
type: integer
required:
- name
- value
type: object
type: array
name:
type: string
parent:
type: string
resources:
description: ResourceInfoList contains an array of ResourceInfo
objects.
items:
description: ResourceInfo contains information about one resource
type.
properties:
allocatable:
anyOf:
- type: integer
- type: string
description: Allocatable quantity of the resource, corresponding
to allocatable in node status, i.e. total amount of this
resource available to be used by pods.
pattern: ^(\+|-)?(([0-9]+(\.[0-9]*)?)|(\.[0-9]+))(([KMGTPE]i)|[numkMGTPE]|([eE](\+|-)?(([0-9]+(\.[0-9]*)?)|(\.[0-9]+))))?$
x-kubernetes-int-or-string: true
available:
anyOf:
- type: integer
- type: string
description: Available is the amount of this resource currently
available for new (to be scheduled) pods, i.e. Allocatable
minus the resources reserved by currently running pods.
pattern: ^(\+|-)?(([0-9]+(\.[0-9]*)?)|(\.[0-9]+))(([KMGTPE]i)|[numkMGTPE]|([eE](\+|-)?(([0-9]+(\.[0-9]*)?)|(\.[0-9]+))))?$
x-kubernetes-int-or-string: true
capacity:
anyOf:
- type: integer
- type: string
description: Capacity of the resource, corresponding to capacity
in node status, i.e. total amount of this resource that
the node has.
pattern: ^(\+|-)?(([0-9]+(\.[0-9]*)?)|(\.[0-9]+))(([KMGTPE]i)|[numkMGTPE]|([eE](\+|-)?(([0-9]+(\.[0-9]*)?)|(\.[0-9]+))))?$
x-kubernetes-int-or-string: true
name:
description: Name of the resource.
type: string
required:
- allocatable
- available
- capacity
- name
type: object
type: array
type:
type: string
required:
- name
- type
type: object
type: array
required:
- topologyPolicies
- zones
type: object
served: true
storage: true
status:
acceptedNames:
kind: ""
plural: ""
conditions: []
storedVersions: []
{{- end }}

94
deployment/helm/node-feature-discovery/templates/topologyupdater.yaml Normal file
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@ -0,0 +1,94 @@
{{- if .Values.topologyUpdater.enable -}}
apiVersion: apps/v1
kind: DaemonSet
metadata:
name: {{ include "node-feature-discovery.fullname" . }}-topology-updater
labels:
{{- include "node-feature-discovery.labels" . | nindent 4 }}
role: topology-updater
spec:
selector:
matchLabels:
{{- include "node-feature-discovery.selectorLabels" . | nindent 6 }}
role: topology-updater
template:
metadata:
labels:
{{- include "node-feature-discovery.selectorLabels" . | nindent 8 }}
role: topology-updater
annotations:
{{- toYaml .Values.topologyUpdater.annotations | nindent 8 }}
spec:
serviceAccountName: {{ include "node-feature-discovery.topologyUpdater.serviceAccountName" . }}
dnsPolicy: ClusterFirstWithHostNet
{{- with .Values.imagePullSecrets }}
imagePullSecrets:
{{- toYaml . | nindent 8 }}
{{- end }}
securityContext:
{{- toYaml .Values.topologyUpdater.podSecurityContext | nindent 8 }}
containers:
- name: topology-updater
image: "{{ .Values.image.repository }}:{{ .Values.image.tag | default .Chart.AppVersion }}"
imagePullPolicy: "{{ .Values.image.pullPolicy }}"
env:
- name: NODE_NAME
valueFrom:
fieldRef:
fieldPath: spec.nodeName
command:
- "nfd-topology-updater"
args:
- "--server={{ include "node-feature-discovery.fullname" . }}-master:{{ .Values.master.service.port }}"
{{- if .Values.topologyUpdater.updateInterval | empty | not }}
- "--sleep-interval={{ .Values.topologyUpdater.updateInterval }}"
{{- else }}
- "--sleep-interval=3s"
{{- end }}
{{- if .Values.topologyUpdater.watchNamespace | empty | not }}
- "--watch-namespace={{ .Values.topologyUpdater.watchNamespace }}"
{{- else }}
- "--watch-namespace=*"
{{- end }}
volumeMounts:
- name: kubelet-config
mountPath: /host-var/lib/kubelet/config.yaml
- name: kubelet-podresources-sock
mountPath: /host-var/lib/kubelet/pod-resources/kubelet.sock
- name: host-sys
mountPath: /host-sys
resources:
{{- toYaml .Values.topologyUpdater.resources | nindent 12 }}
securityContext:
{{- toYaml .Values.topologyUpdater.securityContext | nindent 12 }}
volumes:
- name: host-sys
hostPath:
path: "/sys"
- name: kubelet-config
hostPath:
{{- if .Values.topologyUpdater.kubeletConfigPath | empty | not }}
path: {{ .Values.topologyUpdater.kubeletConfigPath }}
{{- else }}
path: /var/lib/kubelet/config.yaml
{{- end }}
- name: kubelet-podresources-sock
hostPath:
{{- if .Values.topologyUpdater.kubeletPodResourcesSockPath | empty | not }}
path: {{ .Values.topologyUpdater.kubeletPodResourcesSockPath }}
{{- else }}
path: /var/lib/kubelet/pod-resources/kubelet.sock
{{- end }}
{{- with .Values.topologyUpdater.nodeSelector }}
nodeSelector:
{{- toYaml . | nindent 8 }}
{{- end }}
{{- with .Values.topologyUpdater.affinity }}
affinity:
{{- toYaml . | nindent 8 }}
{{- end }}
{{- with .Values.topologyUpdater.tolerations }}
tolerations:
{{- toYaml . | nindent 8 }}
{{- end }}
{{- end }}

44
deployment/helm/node-feature-discovery/values.yaml
View file

@ -27,6 +27,7 @@ master:
podSecurityContext: {}
# fsGroup: 2000
topologyUpdaterNs: ""
securityContext:
allowPrivilegeEscalation: false
capabilities:
@ -228,6 +229,49 @@ worker:
annotations: {}
affinity: {}
topologyUpdater:
enable: false
createCRDs: false
serviceAccount:
create: false
annotations: {}
name:
rbac:
create: false
kubeletConfigPath:
kubeletPodResourcesSockPath:
updateInterval: 60s
watchNamespace: "*"
podSecurityContext: {}
securityContext:
allowPrivilegeEscalation: false
capabilities:
drop: [ "ALL" ]
readOnlyRootFilesystem: true
runAsUser: 0
resources: {}
# We usually recommend not to specify default resources and to leave this as a conscious
# choice for the user. This also increases chances charts run on environments with little
# resources, such as Minikube. If you do want to specify resources, uncomment the following
# lines, adjust them as necessary, and remove the curly braces after 'resources:'.
# limits:
# cpu: 100m
# memory: 128Mi
# requests:
# cpu: 100m
# memory: 128Mi
nodeSelector: {}
tolerations: []
annotations: {}
affinity: {}
## RBAC parameteres
## https://kubernetes.io/docs/reference/access-authn-authz/rbac/
##

27
docs/get-started/deployment-and-usage.md
View file

@ -249,10 +249,11 @@ We have introduced the following Chart parameters.
##### Master pod parameters
| Name | Type | Default | description |
| ---- | ---- | ------- | ----------- |
|-----------------------------|---------|-----------------------------------------|------------------------------------------------------------------------------------------------------------------------------------------|
| `master.*` | dict | | NFD master deployment configuration |
| `master.instance` | string | | Instance name. Used to separate annotation namespaces for multiple parallel deployments |
| `master.extraLabelNs` | array | [] | List of allowed extra label namespaces |
| `master.topologyUpdaterNs` | string | "" | Namespace in which Node Resource Topology CR are created, the namespace specified must be already existed. |
| `master.replicaCount` | integer | 1 | Number of desired pods. This is a pointer to distinguish between explicit zero and not specified |
| `master.podSecurityContext` | dict | {} | SecurityContext holds pod-level security attributes and common container settings |
| `master.service.type` | string | ClusterIP | NFD master service type |
@ -277,6 +278,30 @@ We have introduced the following Chart parameters.
| `worker.tolerations` | dict | {} | NFD worker pod [node tolerations](https://kubernetes.io/docs/concepts/scheduling-eviction/taint-and-toleration/) |
| `worker.annotations` | dict | {} | NFD worker pod [metadata](https://kubernetes.io/docs/concepts/overview/working-with-objects/annotations/) |
##### Topology updater parameters
| Name | Type | Default | description |
|-----------------------------------------------|--------|---------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| `topologyUpdater.*` | dict | | NFD Topology Updater configuration |
| `topologyUpdater.enable` | bool | false | Specifies whether the NFD Topology Updater should be created |
| `topologyUpdater.createCRDs` | bool | false | Specifies whether the NFD Topology Updater CRDs should be created |
| `topologyUpdater.serviceAccount.create` | bool | true | Specifies whether the service account for topology updater should be created |
| `topologyUpdater.serviceAccount.annotations` | dict | {} | Annotations to add to the service account for topology updater |
| `topologyUpdater.serviceAccount.name` | string | | The name of the service account for topology updater to use. If not set and create is true, a name is generated using the fullname template and `-topology-updater` suffix |
| `topologyUpdater.rbac` | dict | | RBAC [parameteres](https://kubernetes.io/docs/reference/access-authn-authz/rbac/) for the topology updater |
| `topologyUpdater.rbac.create` | bool | false | Specifies whether the cluster role and binding for topology updater should be created |
| `topologyUpdater.kubeletConfigPath` | string | "" | Specifies the kubelet config host path |
| `topologyUpdater.kubeletPodResourcesSockPath` | string | "" | Specifies the kubelet sock path to read pod resources |
| `topologyUpdater.updateInterval` | string | 60s | Time to sleep between CR updates. Non-positive value implies no CR update. |
| `topologyUpdater.watchNamespace` | string | `*` | Namespace to watch pods, `*` for all namespaces |
| `topologyUpdater.podSecurityContext` | dict | {} | SecurityContext holds pod-level security attributes and common container settings |
| `topologyUpdater.securityContext` | dict | {} | Container [security settings](https://kubernetes.io/docs/tasks/configure-pod-container/security-context/#set-the-security-context-for-a-pod) |
| `topologyUpdater.resources` | dict | {} | Topology updater pod [resources management](https://kubernetes.io/docs/concepts/configuration/manage-resources-containers/) |
| `topologyUpdater.nodeSelector` | dict | {} | Topology updater pod [node selector](https://kubernetes.io/docs/concepts/scheduling-eviction/assign-pod-node/#nodeselector) |
| `topologyUpdater.tolerations` | dict | {} | Topology updater pod [node tolerations](https://kubernetes.io/docs/concepts/scheduling-eviction/taint-and-toleration/) |
| `topologyUpdater.annotations` | dict | {} | Topology updater pod [metadata](https://kubernetes.io/docs/concepts/overview/working-with-objects/annotations/) |
| `topologyUpdater.affinity` | dict | {} | Topology updater pod [affinity](https://kubernetes.io/docs/tasks/configure-pod-container/assign-pods-nodes-using-node-affinity/) |
### Build your own
If you want to use the latest development version (master branch) you need to