nublado Helm values reference

Helm values reference table for the nublado application.

Key	Type	Default	Description
controller.affinity	object	{}	Affinity rules for the lab controller pod
controller.config.fileserver.enabled	bool	false	Enable fileserver management
controller.config.fileserver.image	string	"ghcr.io/lsst-sqre/worblehat"	Image for fileserver container
controller.config.fileserver.namespace	string	"fileservers"	Namespace for user fileservers
controller.config.fileserver.pullPolicy	string	"IfNotPresent"	Pull policy for fileserver container
controller.config.fileserver.tag	string	"0.1.0"	Tag for fileserver container
controller.config.fileserver.timeout	int	3600	Timeout for user fileservers, in seconds
controller.config.images.aliasTags	list	[]	Additional tags besides recommendedTag that should be recognized as aliases.
controller.config.images.cycle	string	nil	Restrict images to this SAL cycle, if given.
controller.config.images.numDailies	int	3	Number of most-recent dailies to prepull.
controller.config.images.numReleases	int	1	Number of most-recent releases to prepull.
controller.config.images.numWeeklies	int	2	Number of most-recent weeklies to prepull.
controller.config.images.pin	list	[]	List of additional image tags to prepull. Listing the image tagged as recommended here is recommended when using a Docker image source to ensure its name can be expanded properly in the menu.
controller.config.images.recommendedTag	string	"recommended"	Tag marking the recommended image (shown first in the menu)
controller.config.images.source	object	None, must be specified	Source for prepulled images. For Docker, set type to docker, registry to the hostname and repository to the name of the repository. For Google Artifact Repository, set type to google, location to the region, projectId to the Google project, repository to the name of the repository, and image to the name of the image.
controller.config.lab.env	object	See values.yaml	Environment variables to set for every user lab.
controller.config.lab.files	object	See values.yaml	Files to be mounted as ConfigMaps inside the user lab pod. contents contains the file contents. Set modify to true to make the file writable in the pod.
controller.config.lab.initcontainers	list	[]	Containers run as init containers with each user pod. Each should set name, image (a Docker image reference), and privileged, and may contain volumes (similar to the main volumes configuration). If privileged is true, the container will run as root with allowPrivilegeEscalation true. Otherwise it will, run as UID 1000.
controller.config.lab.pullSecret	string	Do not use a pull secret	Pull secret to use for labs. Set to the string pull-secret to use the normal pull secret from Vault.
controller.config.lab.secrets	list	[]	Secrets to set in the user pods. Each should have a secretKey key pointing to a secret in the same namespace as the controller (generally nublado-secret) and secretRef pointing to a field in that key.
controller.config.lab.sizes	object	See values.yaml (specifies small, medium, and	Available lab sizes. Names must be chosen from fine, diminutive, tiny, small, medium, large, huge, gargantuan, and colossal in that order. Each should specify the maximum CPU equivalents and memory. SI prefixes for memory are supported. large)
controller.config.lab.volumes	list	[]	Volumes that should be mounted in lab pods. This supports NFS, HostPath, and PVC volume types (differentiated in source.type)
controller.config.safir.logLevel	string	"INFO"	Level of Python logging
controller.config.safir.pathPrefix	string	"/nublado"	Path prefix that will be routed to the controller
controller.googleServiceAccount	string	None, must be set when using Google Artifact Registry	If Google Artifact Registry is used as the image source, the Google service account that has an IAM binding to the nublado-controller Kubernetes service account and has the Artifact Registry reader role
controller.image.pullPolicy	string	"IfNotPresent"	Pull policy for the nublado image
controller.image.repository	string	"ghcr.io/lsst-sqre/jupyterlab-controller"	nublado image to use
controller.image.tag	string	The appVersion of the chart	Tag of nublado image to use
controller.ingress.annotations	object	{}	Additional annotations to add for the lab controller pod ingress
controller.nodeSelector	object	{}	Node selector rules for the lab controller pod
controller.podAnnotations	object	{}	Annotations for the lab controller pod
controller.resources	object	{}	Resource limits and requests for the lab controller pod
controller.slackAlerts	bool	false	Whether to enable Slack alerts. If set to true, slack_webhook must be set in the corresponding Nublado Vault secret.
controller.tolerations	list	[]	Tolerations for the lab controller pod
global.baseUrl	string	Set by Argo CD	Base URL for the environment
global.host	string	Set by Argo CD	Host name for ingress
global.vaultSecretsPath	string	Set by Argo CD	Base path for Vault secrets
hub.timeout.spawn	int	600	Timeout for the Kubernetes spawn process in seconds. (Allow long enough to pull uncached images if needed.)
hub.timeout.startup	int	90	Timeout for JupyterLab to start. Currently this sometimes takes over 60 seconds for reasons we don’t understand.
jupyterhub.cull.enabled	bool	true	Enable the lab culler.
jupyterhub.cull.every	int	600 (10 minutes)	How frequently to check for idle labs in seconds
jupyterhub.cull.maxAge	int	5184000 (60 days)	Maximum age of a lab regardless of activity
jupyterhub.cull.removeNamedServers	bool	true	Whether to remove named servers when culling their lab
jupyterhub.cull.timeout	int	2592000 (30 days)	Default idle timeout before the lab is automatically deleted in seconds
jupyterhub.cull.users	bool	true	Whether to log out the server when culling their lab
jupyterhub.hub.authenticatePrometheus	bool	false	Whether to require metrics requests to be authenticated
jupyterhub.hub.baseUrl	string	"/nb"	Base URL on which JupyterHub listens
jupyterhub.hub.containerSecurityContext	object	{"allowPrivilegeEscalation":false,"runAsGroup":768,"runAsUser":768}	Security context for JupyterHub container
jupyterhub.hub.db.password	string	Comes from nublado-secret	Database password (not used)
jupyterhub.hub.db.type	string	"postgres"	Type of database to use
jupyterhub.hub.db.url	string	Use the in-cluster PostgreSQL installed by Phalanx	URL of PostgreSQL server
jupyterhub.hub.existingSecret	string	"nublado-secret"	Existing secret to use for private keys
jupyterhub.hub.extraEnv	object	Gets JUPYTERHUB_CRYPT_KEY from nublado-secret	Additional environment variables to set
jupyterhub.hub.extraVolumeMounts	list	hub-config and the Gafaelfawr token	Additional volume mounts for JupyterHub
jupyterhub.hub.extraVolumes	list	The hub-config ConfigMap and the Gafaelfawr token	Additional volumes to make available to JupyterHub
jupyterhub.hub.image.name	string	"ghcr.io/lsst-sqre/rsp-restspawner"	Image to use for JupyterHub
jupyterhub.hub.image.tag	string	"0.3.0"	Tag of image to use for JupyterHub
jupyterhub.hub.loadRoles.server.scopes	list	["self"]	Default scopes for the user’s lab, overridden to allow the lab to delete itself (which we use for our added menu items)
jupyterhub.hub.networkPolicy.enabled	bool	false	Whether to enable the default NetworkPolicy (currently, the upstream one does not work correctly)
jupyterhub.hub.resources	object	{"limits":{"cpu":"900m","memory":"1Gi"}}	Resource limits and requests
jupyterhub.ingress.enabled	bool	false	Whether to enable the default ingress
jupyterhub.prePuller.continuous.enabled	bool	false	Whether to run the JupyterHub continuous prepuller (the Nublado controller does its own prepulling)
jupyterhub.prePuller.hook.enabled	bool	false	Whether to run the JupyterHub hook prepuller (the Nublado controller does its own prepulling)
jupyterhub.proxy.chp.networkPolicy.interNamespaceAccessLabels	string	"accept"	Enable access to the proxy from other namespaces, since we put each user’s lab environment in its own namespace
jupyterhub.proxy.service.type	string	"ClusterIP"	Only expose the proxy to the cluster, overriding the default of exposing the proxy directly to the Internet
jupyterhub.scheduling.userPlaceholder.enabled	bool	false	Whether to spawn placeholder pods representing fake users to force autoscaling in advance of running out of resources
jupyterhub.scheduling.userScheduler.enabled	bool	false	Whether the user scheduler should be enabled
jupyterhub.singleuser.cloudMetadata.blockWithIptables	bool	false	Whether to configure iptables to block cloud metadata endpoints. This is unnecessary in our environments (they are blocked by cluster configuration) and thus is disabled to reduce complexity.
jupyterhub.singleuser.cmd	string	"/opt/lsst/software/jupyterlab/runlab.sh"	Start command for labs
jupyterhub.singleuser.defaultUrl	string	"/lab"	Default URL prefix for lab endpoints