k8s-manifests/jupyter/base/charts/jupyterhub/templates/proxy/deployment.yaml

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{{- $manualHTTPS := and .Values.proxy.https.enabled (eq .Values.proxy.https.type "manual") -}}
{{- $manualHTTPSwithsecret := and .Values.proxy.https.enabled (eq .Values.proxy.https.type "secret") -}}
apiVersion: apps/v1
kind: Deployment
metadata:
name: {{ include "jupyterhub.proxy.fullname" . }}
labels:
{{- include "jupyterhub.labels" . | nindent 4 }}
spec:
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{{- if not (typeIs "<nil>" .Values.proxy.chp.revisionHistoryLimit) }}
revisionHistoryLimit: {{ .Values.proxy.chp.revisionHistoryLimit }}
{{- end }}
replicas: 1
selector:
matchLabels:
{{- include "jupyterhub.matchLabels" . | nindent 6 }}
strategy:
{{- .Values.proxy.deploymentStrategy | toYaml | nindent 4 }}
template:
metadata:
labels:
{{- /* Changes here will cause the Deployment to restart the pods. */}}
{{- include "jupyterhub.matchLabels" . | nindent 8 }}
hub.jupyter.org/network-access-hub: "true"
hub.jupyter.org/network-access-singleuser: "true"
{{- with .Values.proxy.labels }}
{{- . | toYaml | nindent 8 }}
{{- end }}
annotations:
# We want to restart proxy only if the auth token changes
# Other changes to the hub config should not restart.
# We truncate to 4 chars to avoid leaking auth token info,
# since someone could brute force the hash to obtain the token
#
# Note that if auth_token has to be generated at random, it will be
# generated at random here separately from being generated at random in
# the k8s Secret template. This will cause this annotation to change to
# match the k8s Secret during the first upgrade following an auth_token
# was generated.
checksum/auth-token: {{ include "jupyterhub.hub.config.ConfigurableHTTPProxy.auth_token" . | sha256sum | trunc 4 | quote }}
checksum/proxy-secret: {{ include (print $.Template.BasePath "/proxy/secret.yaml") . | sha256sum | quote }}
{{- with .Values.proxy.annotations }}
{{- . | toYaml | nindent 8 }}
{{- end }}
spec:
terminationGracePeriodSeconds: 60
{{- if .Values.scheduling.podPriority.enabled }}
priorityClassName: {{ include "jupyterhub.priority.fullname" . }}
{{- end }}
{{- with .Values.proxy.chp.nodeSelector }}
nodeSelector:
{{- . | toYaml | nindent 8 }}
{{- end }}
{{- with concat .Values.scheduling.corePods.tolerations .Values.proxy.chp.tolerations }}
tolerations:
{{- . | toYaml | nindent 8 }}
{{- end }}
{{- include "jupyterhub.coreAffinity" . | nindent 6 }}
{{- if $manualHTTPS }}
volumes:
- name: tls-secret
secret:
secretName: {{ include "jupyterhub.proxy-public-manual-tls.fullname" . }}
{{- else if $manualHTTPSwithsecret }}
volumes:
- name: tls-secret
secret:
secretName: {{ .Values.proxy.https.secret.name }}
{{- end }}
{{- with include "jupyterhub.imagePullSecrets" (dict "root" . "image" .Values.proxy.chp.image) }}
imagePullSecrets: {{ . }}
{{- end }}
containers:
- name: chp
image: {{ .Values.proxy.chp.image.name }}:{{ .Values.proxy.chp.image.tag }}
{{- $hubNameAsEnv := include "jupyterhub.hub.fullname" . | upper | replace "-" "_" }}
{{- $hubHost := printf "http://%s:$(%s_SERVICE_PORT)" (include "jupyterhub.hub.fullname" .) $hubNameAsEnv }}
command:
- configurable-http-proxy
- "--ip="
- "--api-ip="
- --api-port=8001
- --default-target={{ .Values.proxy.chp.defaultTarget | default $hubHost }}
- --error-target={{ .Values.proxy.chp.errorTarget | default (printf "%s/hub/error" $hubHost) }}
{{- if $manualHTTPS }}
- --port=8443
- --redirect-port=8000
- --redirect-to=443
- --ssl-key=/etc/chp/tls/tls.key
- --ssl-cert=/etc/chp/tls/tls.crt
{{- else if $manualHTTPSwithsecret }}
- --port=8443
- --redirect-port=8000
- --redirect-to=443
- --ssl-key=/etc/chp/tls/{{ .Values.proxy.https.secret.key }}
- --ssl-cert=/etc/chp/tls/{{ .Values.proxy.https.secret.crt }}
{{- else }}
- --port=8000
{{- end }}
{{- if .Values.debug.enabled }}
- --log-level=debug
{{- end }}
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{{- if .Values.hub.config.JupyterHub.subdomain_host }}
- --host-routing
{{- end }}
{{- range .Values.proxy.chp.extraCommandLineFlags }}
- {{ tpl . $ }}
{{- end }}
{{- if or $manualHTTPS $manualHTTPSwithsecret }}
volumeMounts:
- name: tls-secret
mountPath: /etc/chp/tls
readOnly: true
{{- end }}
{{- with .Values.proxy.chp.resources }}
resources:
{{- . | toYaml | nindent 12 }}
{{- end }}
env:
- name: CONFIGPROXY_AUTH_TOKEN
valueFrom:
secretKeyRef:
# NOTE: References the chart managed k8s Secret even if
# hub.existingSecret is specified to avoid using the
# lookup function on the user managed k8s Secret.
name: {{ include "jupyterhub.hub.fullname" . }}
key: hub.config.ConfigurableHTTPProxy.auth_token
{{- with .Values.proxy.chp.extraEnv }}
{{- include "jupyterhub.extraEnv" . | nindent 12 }}
{{- end }}
{{- with .Values.proxy.chp.image.pullPolicy }}
imagePullPolicy: {{ . }}
{{- end }}
ports:
{{- if or $manualHTTPS $manualHTTPSwithsecret }}
- name: https
containerPort: 8443
{{- end }}
- name: http
containerPort: 8000
- name: api
containerPort: 8001
{{- if .Values.proxy.chp.livenessProbe.enabled }}
livenessProbe:
initialDelaySeconds: {{ .Values.proxy.chp.livenessProbe.initialDelaySeconds }}
periodSeconds: {{ .Values.proxy.chp.livenessProbe.periodSeconds }}
timeoutSeconds: {{ .Values.proxy.chp.livenessProbe.timeoutSeconds }}
failureThreshold: {{ .Values.proxy.chp.livenessProbe.failureThreshold }}
httpGet:
path: /_chp_healthz
{{- if or $manualHTTPS $manualHTTPSwithsecret }}
port: https
scheme: HTTPS
{{- else }}
port: http
scheme: HTTP
{{- end }}
{{- end }}
{{- if .Values.proxy.chp.readinessProbe.enabled }}
readinessProbe:
initialDelaySeconds: {{ .Values.proxy.chp.readinessProbe.initialDelaySeconds }}
periodSeconds: {{ .Values.proxy.chp.readinessProbe.periodSeconds }}
timeoutSeconds: {{ .Values.proxy.chp.readinessProbe.timeoutSeconds }}
failureThreshold: {{ .Values.proxy.chp.readinessProbe.failureThreshold }}
httpGet:
path: /_chp_healthz
{{- if or $manualHTTPS $manualHTTPSwithsecret }}
port: https
scheme: HTTPS
{{- else }}
port: http
scheme: HTTP
{{- end }}
{{- end }}
{{- with .Values.proxy.chp.containerSecurityContext }}
securityContext:
{{- . | toYaml | nindent 12 }}
{{- end }}
{{- with .Values.proxy.chp.extraPodSpec }}
{{- . | toYaml | nindent 6 }}
{{- end }}