incus/doc/environment.md

Environment variables

The Incus client and daemon respect some environment variables to adapt to the user's environment and to turn some advanced features on and off.

Common

Name	Description
INCUS_DIR	The Incus data directory
INCUS_INSECURE_TLS	If set to true, allows all default Go ciphers both for client <-> server communication and server <-> image servers (server <-> server and clustering are not affected)
PATH	List of paths to look into when resolving binaries
http_proxy	Proxy server URL for HTTP
https_proxy	Proxy server URL for HTTPS
no_proxy	List of domains, IP addresses or CIDR ranges that don't require the use of a proxy

Client environment variable

Name	Description
EDITOR	What text editor to use
INCUS_CONF	Path to the client configuration directory
INCUS_GLOBAL_CONF	Path to the global client configuration directory
INCUS_PROJECT	Name of the project to use (overrides configured default project)
INCUS_REMOTE	Name of the remote to use (overrides configured default remote)
VISUAL	What text editor to use (if EDITOR isn't set)

Server environment variable

Name	Description
INCUS_AGENT_PATH	Path to the directory including the incus-agent builds
INCUS_CLUSTER_UPDATE	Script to call on a cluster update
INCUS_DEVMONITOR_DIR	Path to be monitored by the device monitor. This is primarily for testing
INCUS_DOCUMENTATION	Path to the documentation to serve through the web server
INCUS_EDK2_PATH	Path to EDK2 firmware build including *_CODE.fd and *_VARS.fd
INCUS_EXEC_PATH	Full path to the Incus binary (used when forking subcommands)
INCUS_IDMAPPED_MOUNTS_DISABLE	Disable idmapped mounts support (useful when testing traditional UID shifting)
INCUS_LXC_TEMPLATE_CONFIG	Path to the LXC template configuration directory
INCUS_SECURITY_APPARMOR	If set to false, forces AppArmor off
INCUS_SECURITY_SELINUX	If set to true, turns on SELinux integration
INCUS_SKIP_INSTANCE_TYPES	If set to true, skip downloading instance type definitions
INCUS_UI	Path to the web UI to serve through the web server
INCUS_USBIDS_PATH	Path to the hwdata usb.ids file