mirror of
https://github.com/tailscale/tailscale.git
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88 lines
2.6 KiB
Go
88 lines
2.6 KiB
Go
// Copyright (c) 2021 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 persist contains the Persist type.
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package persist
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import (
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"fmt"
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"tailscale.com/tailcfg"
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"tailscale.com/types/key"
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"tailscale.com/types/structs"
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)
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//go:generate go run tailscale.com/cmd/viewer -type=Persist
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// Persist is the JSON type stored on disk on nodes to remember their
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// settings between runs.
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type Persist struct {
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_ structs.Incomparable
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// LegacyFrontendPrivateMachineKey is here temporarily
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// (starting 2020-09-28) during migration of Windows users'
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// machine keys from frontend storage to the backend. On the
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// first LocalBackend.Start call, the backend will initialize
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// the real (backend-owned) machine key from the frontend's
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// provided value (if non-zero), picking a new random one if
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// needed. This field should be considered read-only from GUI
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// frontends. The real value should not be written back in
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// this field, lest the frontend persist it to disk.
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LegacyFrontendPrivateMachineKey key.MachinePrivate `json:"PrivateMachineKey"`
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PrivateNodeKey key.NodePrivate
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OldPrivateNodeKey key.NodePrivate // needed to request key rotation
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Provider string
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LoginName string
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UserProfile tailcfg.UserProfile
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}
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// PublicNodeKey returns the public key for the node key.
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func (p *Persist) PublicNodeKey() key.NodePublic {
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return p.PrivateNodeKey.Public()
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}
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// PublicNodeKey returns the public key for the node key.
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func (p PersistView) PublicNodeKey() key.NodePublic {
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return p.ж.PublicNodeKey()
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}
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func (p PersistView) Equals(p2 PersistView) bool {
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return p.ж.Equals(p2.ж)
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}
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func (p *Persist) Equals(p2 *Persist) bool {
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if p == nil && p2 == nil {
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return true
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}
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if p == nil || p2 == nil {
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return false
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}
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return p.LegacyFrontendPrivateMachineKey.Equal(p2.LegacyFrontendPrivateMachineKey) &&
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p.PrivateNodeKey.Equal(p2.PrivateNodeKey) &&
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p.OldPrivateNodeKey.Equal(p2.OldPrivateNodeKey) &&
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p.Provider == p2.Provider &&
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p.LoginName == p2.LoginName &&
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p.UserProfile == p2.UserProfile
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}
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func (p *Persist) Pretty() string {
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var (
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mk key.MachinePublic
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ok, nk key.NodePublic
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)
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if !p.LegacyFrontendPrivateMachineKey.IsZero() {
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mk = p.LegacyFrontendPrivateMachineKey.Public()
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}
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if !p.OldPrivateNodeKey.IsZero() {
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ok = p.OldPrivateNodeKey.Public()
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}
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if !p.PrivateNodeKey.IsZero() {
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nk = p.PublicNodeKey()
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}
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return fmt.Sprintf("Persist{lm=%v, o=%v, n=%v u=%#v}",
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mk.ShortString(), ok.ShortString(), nk.ShortString(), p.LoginName)
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}
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