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- A network-lock key is generated if it doesn't already exist, and stored in the StateStore. The public component is communicated to control during registration. - If TKA state exists on the filesystem, a tailnet key authority is initialized (but nothing is done with it for now). Signed-off-by: Tom DNetto <tom@tailscale.com>
51 lines
1.8 KiB
Go
51 lines
1.8 KiB
Go
// Copyright (c) 2020 Tailscale Inc & AUTHORS All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package ipn
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import (
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"errors"
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)
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// ErrStateNotExist is returned by StateStore.ReadState when the
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// requested state ID doesn't exist.
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var ErrStateNotExist = errors.New("no state with given ID")
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const (
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// MachineKeyStateKey is the key under which we store the machine key,
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// in its key.NodePrivate.MarshalText representation.
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MachineKeyStateKey = StateKey("_machinekey")
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// GlobalDaemonStateKey is the ipn.StateKey that tailscaled
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// loads on startup.
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//
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// We have to support multiple state keys for other OSes (Windows in
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// particular), but right now Unix daemons run with a single
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// node-global state. To keep open the option of having per-user state
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// later, the global state key doesn't look like a username.
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GlobalDaemonStateKey = StateKey("_daemon")
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// ServerModeStartKey's value, if non-empty, is the value of a
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// StateKey containing the prefs to start with which to start the
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// server.
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//
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// For example, the value might be "user-1234", meaning the
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// the server should start with the Prefs JSON loaded from
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// StateKey "user-1234".
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ServerModeStartKey = StateKey("server-mode-start-key")
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// NLKeyStateKey is the key under which we store the nodes'
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// network-lock node key, in its key.NLPrivate.MarshalText representation.
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NLKeyStateKey = StateKey("_nl-node-key")
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)
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// StateStore persists state, and produces it back on request.
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type StateStore interface {
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// ReadState returns the bytes associated with ID. Returns (nil,
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// ErrStateNotExist) if the ID doesn't have associated state.
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ReadState(id StateKey) ([]byte, error)
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// WriteState saves bs as the state associated with ID.
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WriteState(id StateKey, bs []byte) error
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}
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