2023-09-25 14:28:39 +00:00
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apiVersion: apps/v1
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kind: Deployment
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metadata:
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name: {{ include "jupyterhub.hub.fullname" . }}
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labels:
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{{- include "jupyterhub.labels" . | nindent 4 }}
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spec:
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{{- if typeIs "int" .Values.hub.revisionHistoryLimit }}
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revisionHistoryLimit: {{ .Values.hub.revisionHistoryLimit }}
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{{- end }}
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replicas: 1
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selector:
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matchLabels:
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{{- include "jupyterhub.matchLabels" . | nindent 6 }}
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strategy:
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{{- .Values.hub.deploymentStrategy | toYaml | nindent 4 }}
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template:
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metadata:
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labels:
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{{- /* Changes here will cause the Deployment to restart the pods. */}}
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{{- include "jupyterhub.matchLabels" . | nindent 8 }}
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hub.jupyter.org/network-access-proxy-api: "true"
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hub.jupyter.org/network-access-proxy-http: "true"
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hub.jupyter.org/network-access-singleuser: "true"
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{{- with .Values.hub.labels }}
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{{- . | toYaml | nindent 8 }}
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{{- end }}
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annotations:
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{{- /* This lets us autorestart when the secret changes! */}}
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checksum/config-map: {{ include (print .Template.BasePath "/hub/configmap.yaml") . | sha256sum }}
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checksum/secret: {{ include (print .Template.BasePath "/hub/secret.yaml") . | sha256sum }}
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{{- with .Values.hub.annotations }}
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{{- . | toYaml | nindent 8 }}
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{{- end }}
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spec:
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2024-01-18 15:22:55 +00:00
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hostAliases:
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- ip: "127.0.0.1"
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hostnames:
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- "hub"
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2023-09-25 14:28:39 +00:00
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{{- if .Values.scheduling.podPriority.enabled }}
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priorityClassName: {{ include "jupyterhub.priority.fullname" . }}
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{{- end }}
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{{- with .Values.hub.nodeSelector }}
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nodeSelector:
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{{- . | toYaml | nindent 8 }}
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{{- end }}
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{{- with concat .Values.scheduling.corePods.tolerations .Values.hub.tolerations }}
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tolerations:
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{{- . | toYaml | nindent 8 }}
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{{- end }}
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{{- include "jupyterhub.coreAffinity" . | nindent 6 }}
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volumes:
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- name: config
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configMap:
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name: {{ include "jupyterhub.hub.fullname" . }}
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- name: secret
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secret:
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secretName: {{ include "jupyterhub.hub.fullname" . }}
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{{- with (include "jupyterhub.hub-existing-secret.fullname" .) }}
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- name: existing-secret
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secret:
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secretName: {{ . }}
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{{- end }}
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{{- if .Values.hub.extraFiles }}
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- name: files
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secret:
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secretName: {{ include "jupyterhub.hub.fullname" . }}
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items:
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{{- range $file_key, $file_details := .Values.hub.extraFiles }}
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- key: {{ $file_key | quote }}
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path: {{ $file_key | quote }}
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{{- with $file_details.mode }}
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mode: {{ . }}
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{{- end }}
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{{- end }}
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{{- end }}
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{{- with .Values.hub.extraVolumes }}
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{{- . | toYaml | nindent 8 }}
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{{- end }}
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{{- if eq .Values.hub.db.type "sqlite-pvc" }}
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- name: pvc
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persistentVolumeClaim:
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claimName: {{ include "jupyterhub.hub-pvc.fullname" . }}
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{{- end }}
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{{- with include "jupyterhub.hub-serviceaccount.fullname" . }}
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serviceAccountName: {{ . }}
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{{- end }}
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{{- with .Values.hub.podSecurityContext }}
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securityContext:
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{{- . | toYaml | nindent 8 }}
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{{- end }}
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{{- with include "jupyterhub.imagePullSecrets" (dict "root" . "image" .Values.hub.image) }}
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imagePullSecrets: {{ . }}
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{{- end }}
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{{- with .Values.hub.initContainers }}
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initContainers:
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{{- . | toYaml | nindent 8 }}
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{{- end }}
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containers:
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{{- with .Values.hub.extraContainers }}
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{{- . | toYaml | nindent 8 }}
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{{- end }}
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- name: hub
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image: {{ .Values.hub.image.name }}:{{ .Values.hub.image.tag }}
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{{- with .Values.hub.command }}
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command:
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{{- range . }}
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- {{ tpl . $ }}
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{{- end }}
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{{- end }}
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args:
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{{- /* .Values.hub.args overrides everything the Helm chart otherside would set */}}
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{{- if .Values.hub.args }}
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{{- range .Values.hub.args }}
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- {{ tpl . $ }}
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{{- end }}
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{{- /* .Values.hub.args didn't replace the default logic */}}
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{{- else }}
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- jupyterhub
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- --config
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- /usr/local/etc/jupyterhub/jupyterhub_config.py
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{{- if .Values.debug.enabled }}
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- --debug
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{{- end }}
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{{- /* NOTE:
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We want to do automatic upgrades for sqlite-pvc by default, but
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allow users to opt out of that if they want. Users using their own
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db need to 'opt in' Go Templates treat nil and "" and false as
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'false', making this code complex. We can probably make this a
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one-liner, but doing combinations of boolean vars in go templates
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is very inelegant & hard to reason about.
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*/}}
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{{- $upgradeType := typeOf .Values.hub.db.upgrade }}
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{{- if eq $upgradeType "bool" }}
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{{- /* .Values.hub.db.upgrade has been explicitly set to true or false */}}
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{{- if .Values.hub.db.upgrade }}
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- --upgrade-db
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{{- end }}
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{{- else if eq $upgradeType "<nil>" }}
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{{- /* .Values.hub.db.upgrade is nil */}}
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{{- if eq .Values.hub.db.type "sqlite-pvc" }}
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- --upgrade-db
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{{- end }}
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{{- end }}
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{{- end }}
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volumeMounts:
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- mountPath: /usr/local/etc/jupyterhub/jupyterhub_config.py
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subPath: jupyterhub_config.py
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name: config
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- mountPath: /usr/local/etc/jupyterhub/z2jh.py
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subPath: z2jh.py
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name: config
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- mountPath: /usr/local/etc/jupyterhub/config/
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name: config
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- mountPath: /usr/local/etc/jupyterhub/secret/
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name: secret
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{{- if (include "jupyterhub.hub-existing-secret.fullname" .) }}
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- mountPath: /usr/local/etc/jupyterhub/existing-secret/
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name: existing-secret
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{{- end }}
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{{- range $file_key, $file_details := .Values.hub.extraFiles }}
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- mountPath: {{ $file_details.mountPath }}
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subPath: {{ $file_key | quote }}
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name: files
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{{- end }}
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{{- with .Values.hub.extraVolumeMounts }}
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{{- . | toYaml | nindent 12 }}
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{{- end }}
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{{- if eq .Values.hub.db.type "sqlite-pvc" }}
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- mountPath: /srv/jupyterhub
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name: pvc
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{{- with .Values.hub.db.pvc.subPath }}
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subPath: {{ . | quote }}
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{{- end }}
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{{- end }}
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{{- with .Values.hub.resources }}
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resources:
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{{- . | toYaml | nindent 12 }}
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{{- end }}
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{{- with .Values.hub.image.pullPolicy }}
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imagePullPolicy: {{ . }}
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{{- end }}
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{{- with .Values.hub.containerSecurityContext }}
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securityContext:
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{{- . | toYaml | nindent 12 }}
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{{- end }}
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{{- with .Values.hub.lifecycle }}
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lifecycle:
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{{- . | toYaml | nindent 12 }}
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{{- end }}
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env:
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- name: PYTHONUNBUFFERED
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value: "1"
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- name: HELM_RELEASE_NAME
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value: {{ .Release.Name | quote }}
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- name: POD_NAMESPACE
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valueFrom:
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fieldRef:
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fieldPath: metadata.namespace
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- name: CONFIGPROXY_AUTH_TOKEN
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valueFrom:
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secretKeyRef:
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{{- /* NOTE:
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References the chart managed k8s Secret even if
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hub.existingSecret is specified to avoid using the lookup
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function on the user managed k8s Secret which is assumed to
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not be possible.
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*/}}
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name: {{ include "jupyterhub.hub.fullname" . }}
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key: hub.config.ConfigurableHTTPProxy.auth_token
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{{- with .Values.hub.extraEnv }}
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{{- include "jupyterhub.extraEnv" . | nindent 12 }}
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{{- end }}
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ports:
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- name: http
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containerPort: 8081
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2024-01-18 15:22:55 +00:00
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- name: refresh-token
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containerPort: 8082
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2023-09-25 14:28:39 +00:00
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{{- if .Values.hub.livenessProbe.enabled }}
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{{- /* NOTE:
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We don't know how long hub database upgrades could take so having a
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liveness probe could be a bit risky unless we put a
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initialDelaySeconds value with long enough margin for that to not be
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an issue. If it is too short, we could end up aborting database
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upgrades midway or ending up in an infinite restart loop.
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*/}}
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livenessProbe:
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initialDelaySeconds: {{ .Values.hub.livenessProbe.initialDelaySeconds }}
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periodSeconds: {{ .Values.hub.livenessProbe.periodSeconds }}
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timeoutSeconds: {{ .Values.hub.livenessProbe.timeoutSeconds }}
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failureThreshold: {{ .Values.hub.livenessProbe.failureThreshold }}
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httpGet:
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path: {{ .Values.hub.baseUrl | trimSuffix "/" }}/hub/health
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port: http
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{{- end }}
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{{- if .Values.hub.readinessProbe.enabled }}
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readinessProbe:
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initialDelaySeconds: {{ .Values.hub.readinessProbe.initialDelaySeconds }}
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periodSeconds: {{ .Values.hub.readinessProbe.periodSeconds }}
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timeoutSeconds: {{ .Values.hub.readinessProbe.timeoutSeconds }}
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failureThreshold: {{ .Values.hub.readinessProbe.failureThreshold }}
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httpGet:
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path: {{ .Values.hub.baseUrl | trimSuffix "/" }}/hub/health
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port: http
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{{- end }}
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{{- with .Values.hub.extraPodSpec }}
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{{- . | toYaml | nindent 6 }}
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{{- end }}
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