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tailcfg: extend services model for client application actions

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Updates: tailscale/corp#40648
Signed-off-by: Adriano Sela Aviles <adriano@tailscale.com>
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Adriano Sela Aviles 2026-04-21 13:13:05 -07:00 committed by Adriano Sela Aviles
parent 70f0b261b6
commit 1cd8bcc827
1 changed files with 32 additions and 0 deletions
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32
tailcfg/tailcfg.go
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@ -3334,17 +3334,49 @@ const LBHeader = "Ts-Lb"
// this client is hosting can be ignored.
type ServiceIPMappings map[ServiceName][]netip.Addr
// ServiceAction describes an action that a Tailscale
// client can invoke for a [ServiceDetails].
type ServiceAction struct {
// Type is the action's identifier i.e. a unique slug corresponding to a well
// known action. It drives icon selection and client application matching.
Type string
// Port is the target TCP port for this action. It must match one of
// the specific (non-range) TCP ports listed in the enclosing
// [ServiceDetails.Ports].
Port uint16
// DisplayName is an optional human-readable label which may be shown
// in client menus when there are multiple actions to select from.
// If empty, a display name may be inferred from the Type field.
DisplayName string `json:",omitzero"`
}
// ServiceDetails describes a Service visible to this node.
// It is the value type stored under [NodeAttrPrefixServices]+serviceName keys in [NodeCapMap].
type ServiceDetails struct {
// Name is the name of the Service, of the form "svc:dns-label".
Name ServiceName
// DisplayName is an optional human-readable label for the service.
// If empty, Name is used as a fallback by clients.
DisplayName string `json:",omitzero"`
// Addrs are the IP addresses (IPv4 and IPv6) assigned to this Service.
Addrs []netip.Addr `json:",omitempty"`
// Ports are the protocol/port combinations the Service accepts.
Ports []ProtoPortRange `json:",omitempty"`
// Actions is an optional list of actions describing how a client may
// interact with this service. Each action maps a [ServiceAction.Type] to a
// specific TCP port; the port must match one of the concrete (non-range)
// ports listed in Ports.
//
// Multiple actions may reference the same port. Not every port requires
// a corresponding action. When Actions has length zero, clients may infer
// default interactions from Ports.
Actions []ServiceAction `json:",omitzero"`
}
// ClientAuditAction represents an auditable action that a client can report to the