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84dc891843
For example: $ tailscale ping -h USAGE ping <hostname-or-IP> FLAGS -c 10 max number of pings to send -stop-once-direct true stop once a direct path is established -verbose false verbose output $ tailscale ping mon.ts.tailscale.com pong from monitoring (100.88.178.64) via DERP(sfo) in 65ms pong from monitoring (100.88.178.64) via DERP(sfo) in 252ms pong from monitoring (100.88.178.64) via [2604:a880:2:d1::36:d001]:41641 in 33ms Fixes #661 Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
97 lines
2.1 KiB
Go
97 lines
2.1 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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"log"
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"time"
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"golang.org/x/oauth2"
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"tailscale.com/control/controlclient"
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"tailscale.com/ipn/ipnstate"
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)
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type FakeBackend struct {
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serverURL string
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notify func(n Notify)
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live bool
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}
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func (b *FakeBackend) Start(opts Options) error {
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b.serverURL = opts.Prefs.ControlURL
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if opts.Notify == nil {
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log.Fatalf("FakeBackend.Start: opts.Notify is nil\n")
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}
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b.notify = opts.Notify
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b.notify(Notify{Prefs: opts.Prefs})
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nl := NeedsLogin
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b.notify(Notify{State: &nl})
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return nil
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}
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func (b *FakeBackend) newState(s State) {
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b.notify(Notify{State: &s})
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if s == Running {
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b.live = true
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} else {
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b.live = false
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}
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}
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func (b *FakeBackend) StartLoginInteractive() {
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u := b.serverURL + "/this/is/fake"
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b.notify(Notify{BrowseToURL: &u})
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b.login()
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}
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func (b *FakeBackend) Login(token *oauth2.Token) {
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b.login()
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}
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func (b *FakeBackend) login() {
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b.newState(NeedsMachineAuth)
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b.newState(Stopped)
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// TODO(apenwarr): Fill in a more interesting netmap here.
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b.notify(Notify{NetMap: &controlclient.NetworkMap{}})
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b.newState(Starting)
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// TODO(apenwarr): Fill in a more interesting status.
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b.notify(Notify{Engine: &EngineStatus{}})
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b.newState(Running)
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}
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func (b *FakeBackend) Logout() {
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b.newState(NeedsLogin)
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}
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func (b *FakeBackend) SetPrefs(new *Prefs) {
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if new == nil {
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panic("FakeBackend.SetPrefs got nil prefs")
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}
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b.notify(Notify{Prefs: new.Clone()})
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if new.WantRunning && !b.live {
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b.newState(Starting)
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b.newState(Running)
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} else if !new.WantRunning && b.live {
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b.newState(Stopped)
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}
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}
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func (b *FakeBackend) RequestEngineStatus() {
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b.notify(Notify{Engine: &EngineStatus{}})
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}
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func (b *FakeBackend) RequestStatus() {
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b.notify(Notify{Status: &ipnstate.Status{}})
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}
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func (b *FakeBackend) FakeExpireAfter(x time.Duration) {
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b.notify(Notify{NetMap: &controlclient.NetworkMap{}})
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}
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func (b *FakeBackend) Ping(ip string) {
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b.notify(Notify{PingResult: &ipnstate.PingResult{}})
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}
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