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tailscale/ipn/fake.go

73 lines
1.6 KiB
Go

// Copyright (c) 2020 Tailscale Inc & AUTHORS All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package ipn
import (
"log"
"time"
)
type FakeBackend struct {
serverURL string
notify func(n Notify)
live bool
}
func (b *FakeBackend) Start(opts Options) error {
b.serverURL = opts.Prefs.ControlURL
if opts.Notify == nil {
log.Fatalf("FakeBackend.Start: opts.Notify is nil\n")
}
b.notify = opts.Notify
b.notify(Notify{Prefs: opts.Prefs})
nl := NeedsLogin
b.notify(Notify{State: &nl})
return nil
}
func (b *FakeBackend) newState(s State) {
b.notify(Notify{State: &s})
if s == Running {
b.live = true
} else {
b.live = false
}
}
func (b *FakeBackend) StartLoginInteractive() {
u := b.serverURL + "/this/is/fake"
b.notify(Notify{BrowseToURL: &u})
b.newState(NeedsMachineAuth)
b.newState(Stopped)
// TODO(apenwarr): Fill in a more interesting netmap here.
b.notify(Notify{NetMap: &NetworkMap{}})
b.newState(Starting)
// TODO(apenwarr): Fill in a more interesting status.
b.notify(Notify{Engine: &EngineStatus{}})
b.newState(Running)
}
func (b *FakeBackend) Logout() {
b.newState(NeedsLogin)
}
func (b *FakeBackend) SetPrefs(new Prefs) {
b.notify(Notify{Prefs: &new})
if new.WantRunning && !b.live {
b.newState(Starting)
b.newState(Running)
} else if !new.WantRunning && b.live {
b.newState(Stopped)
}
}
func (b *FakeBackend) RequestEngineStatus() {
b.notify(Notify{Engine: &EngineStatus{}})
}
func (b *FakeBackend) FakeExpireAfter(x time.Duration) {
b.notify(Notify{NetMap: &NetworkMap{}})
}