mirror of https://github.com/tailscale/tailscale/
ipn/ipnserver: remove IPN protocol server
Unused in this repo as of the earlier #6450 (300aba61a6
)
and unused in the Windows GUI as of tailscale/corp#8065.
With this ipn.BackendServer is no longer used and could also be
removed from this repo. The macOS and iOS clients still temporarily
depend on it, but I can move it to that repo instead while and let its
migration proceed on its own schedule while we clean this repo up.
Updates #6417
Updates tailscale/corp#8051
Change-Id: Ie13f82af3eb9f96b3a21c56cdda51be31ddebdcf
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
pull/6515/head
parent
624d9c759b
commit
7e016c1d90
@ -1,86 +0,0 @@
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// 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 ipnserver_test
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import (
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"context"
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"fmt"
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"path/filepath"
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"strings"
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"testing"
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"tailscale.com/ipn"
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"tailscale.com/ipn/ipnserver"
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"tailscale.com/ipn/store/mem"
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"tailscale.com/net/tsdial"
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"tailscale.com/safesocket"
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"tailscale.com/wgengine"
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"tailscale.com/wgengine/netstack"
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)
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func TestRunMultipleAccepts(t *testing.T) {
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t.Skipf("TODO(bradfitz): finish this test, once other fires are out")
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ctx, cancel := context.WithCancel(context.Background())
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defer cancel()
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td := t.TempDir()
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socketPath := filepath.Join(td, "tailscale.sock")
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logf := func(format string, args ...any) {
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format = strings.TrimRight(format, "\n")
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println(fmt.Sprintf(format, args...))
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t.Logf(format, args...)
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}
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s := safesocket.DefaultConnectionStrategy(socketPath)
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connect := func() {
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for i := 1; i <= 2; i++ {
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logf("connect %d ...", i)
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c, err := safesocket.Connect(s)
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if err != nil {
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t.Fatalf("safesocket.Connect: %v\n", err)
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}
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clientToServer := func(b []byte) {
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ipn.WriteMsg(c, b)
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}
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bc := ipn.NewBackendClient(logf, clientToServer)
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prefs := ipn.NewPrefs()
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bc.SetPrefs(prefs)
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c.Close()
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}
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}
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logTriggerTestf := func(format string, args ...any) {
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logf(format, args...)
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if strings.HasPrefix(format, "Listening on ") {
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connect()
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}
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}
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eng, err := wgengine.NewFakeUserspaceEngine(logf, 0)
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if err != nil {
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t.Fatal(err)
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}
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t.Cleanup(eng.Close)
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opts := ipnserver.Options{}
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t.Logf("pre-Run")
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store := new(mem.Store)
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ln, _, err := safesocket.Listen(socketPath, 0)
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if err != nil {
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t.Fatal(err)
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}
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defer ln.Close()
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err = ipnserver.Run(ctx, logTriggerTestf, ln, store, nil /* mon */, new(tsdial.Dialer), "dummy_logid", FixedEngine(eng), opts)
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t.Logf("ipnserver.Run = %v", err)
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}
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// FixedEngine returns a func that returns eng and a nil error.
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func FixedEngine(eng wgengine.Engine) func() (wgengine.Engine, *netstack.Impl, error) {
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return func() (wgengine.Engine, *netstack.Impl, error) { return eng, nil, nil }
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}
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@ -1,72 +0,0 @@
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// 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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"bytes"
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"testing"
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"tailscale.com/tstest"
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)
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func TestReadWrite(t *testing.T) {
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tstest.PanicOnLog()
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tstest.ResourceCheck(t)
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buf := bytes.Buffer{}
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err := WriteMsg(&buf, []byte("Test string1"))
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if err != nil {
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t.Fatalf("write1: %v\n", err)
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}
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err = WriteMsg(&buf, []byte(""))
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if err != nil {
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t.Fatalf("write2: %v\n", err)
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}
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err = WriteMsg(&buf, []byte("Test3"))
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if err != nil {
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t.Fatalf("write3: %v\n", err)
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}
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b, err := ReadMsg(&buf)
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if err != nil {
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t.Fatalf("read1 error: %v", err)
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}
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if want, got := "Test string1", string(b); want != got {
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t.Fatalf("read1: %#v != %#v\n", want, got)
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}
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b, err = ReadMsg(&buf)
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if err != nil {
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t.Fatalf("read2 error: %v", err)
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}
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if want, got := "", string(b); want != got {
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t.Fatalf("read2: %#v != %#v\n", want, got)
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}
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b, err = ReadMsg(&buf)
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if err != nil {
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t.Fatalf("read3 error: %v", err)
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}
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if want, got := "Test3", string(b); want != got {
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t.Fatalf("read3: %#v != %#v\n", want, got)
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}
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b, err = ReadMsg(&buf)
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if err == nil {
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t.Fatalf("read4: expected error, got %#v\n", b)
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}
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}
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func TestNilBackend(t *testing.T) {
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var called *Notify
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bs := NewBackendServer(t.Logf, nil, func(n Notify) {
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called = &n
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})
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bs.SendErrorMessage("Danger, Will Robinson!")
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if called == nil {
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t.Errorf("expect callback to be called, wasn't")
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}
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if called.ErrMessage == nil || *called.ErrMessage != "Danger, Will Robinson!" {
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t.Errorf("callback got wrong error: %v", called.ErrMessage)
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}
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}
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