expiry moved from oidc to node

abra.sh

@@ -1,3 +1,3 @@
 # Set any config versions here
 # Docs: https://docs.coopcloud.tech/maintainers/handbook/#manage-configs
-export CONFIG_YAML_VERSION=v6
+export CONFIG_YAML_VERSION=v7

config.yaml.tmpl

@@ -134,8 +134,45 @@ derp:
 # Disables the automatic check for headscale updates on startup
 disable_check_updates: false
 
-# Time before an inactive ephemeral node is deleted?
-ephemeral_node_inactivity_timeout: 30m
+# Node lifecycle configuration.
+node:
+  # Default key expiry for non-tagged nodes, regardless of registration method
+  # (auth key, CLI, web auth). Tagged nodes are exempt and never expire.
+  #
+  # This is the base default. OIDC can override this via oidc.expiry.
+  # If a client explicitly requests a specific expiry, the client value is used.
+  #
+  # Setting the value to "0" means no default expiry (nodes never expire unless
+  # explicitly expired via `headscale nodes expire`).
+  #
+  # Tailscale SaaS uses 180d; set to a positive duration to match that behaviour.
+  #
+  # Default: 0 (no default expiry)
+  expiry: {{ env "EXPIRY" }}
+
+  ephemeral:
+    # Time before an inactive ephemeral node is deleted.
+    inactivity_timeout: 30m
+
+  # HA subnet router health probing.
+  #
+  # When HA routes exist (2+ nodes advertising the same prefix), headscale
+  # pings each HA node every probe_interval via the Noise channel. If a node
+  # fails to respond within probe_timeout it is marked unhealthy and the
+  # primary role moves to the next healthy node. A node that later responds
+  # is marked healthy again but does NOT reclaim primary (avoids flapping).
+  #
+  # Worst-case detection time is probe_interval + probe_timeout (15s default).
+  # No-op when no HA routes exist. Set probe_interval to 0 to disable.
+  routes:
+    ha:
+      # How often to ping HA subnet routers. Set to 0 to disable probing.
+      # Must be >= 2s when enabled.
+      probe_interval: 10s
+
+      # How long to wait for a ping response before marking a node unhealthy.
+      # Must be >= 1s and less than probe_interval.
+      probe_timeout: 5s
 
 database:
   # Database type. Available options: sqlite, postgres
@@ -345,15 +382,10 @@ oidc:
   # `LoadCredential` straightforward:
   client_secret_path: "/run/secrets/oidc_client_key"
 
-  # The amount of time a node is authenticated with OpenID until it expires
-  # and needs to reauthenticate.
-  # Setting the value to "0" will mean no expiry.
-  expiry: {{ env "EXPIRY" }}
-
   # Use the expiry from the token received from OpenID when the user logged
   # in. This will typically lead to frequent need to reauthenticate and should
   # only be enabled if you know what you are doing.
-  # Note: enabling this will cause `oidc.expiry` to be ignored.
+  # Note: enabling this will cause `node.expiry` to be ignored for
   use_expiry_from_token: false
 
   # The OIDC scopes to use, defaults to "openid", "profile" and "email".