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https://github.com/octoleo/syncthing.git
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445c4edeca
Also introduces a new Waiter interface for config changes and segments the configuration GUI. GitHub-Pull-Request: https://github.com/syncthing/syncthing/pull/4551
101 lines
2.4 KiB
Go
101 lines
2.4 KiB
Go
// Copyright (C) 2015 The Syncthing Authors.
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//
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// This Source Code Form is subject to the terms of the Mozilla Public
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// License, v. 2.0. If a copy of the MPL was not distributed with this file,
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// You can obtain one at https://mozilla.org/MPL/2.0/.
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package config
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import (
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"errors"
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"testing"
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)
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type requiresRestart struct {
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committed chan struct{}
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}
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func (requiresRestart) VerifyConfiguration(_, _ Configuration) error {
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return nil
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}
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func (c requiresRestart) CommitConfiguration(_, _ Configuration) bool {
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select {
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case c.committed <- struct{}{}:
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default:
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}
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return false
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}
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func (requiresRestart) String() string {
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return "requiresRestart"
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}
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type validationError struct{}
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func (validationError) VerifyConfiguration(_, _ Configuration) error {
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return errors.New("some error")
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}
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func (c validationError) CommitConfiguration(_, _ Configuration) bool {
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return true
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}
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func (validationError) String() string {
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return "validationError"
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}
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func TestReplaceCommit(t *testing.T) {
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t.Skip("broken, fails randomly, #3834")
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w := Wrap("/dev/null", Configuration{Version: 0})
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if w.RawCopy().Version != 0 {
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t.Fatal("Config incorrect")
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}
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// Replace config. We should get back a clean response and the config
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// should change.
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_, err := w.Replace(Configuration{Version: 1})
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if err != nil {
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t.Fatal("Should not have a validation error:", err)
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}
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if w.RequiresRestart() {
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t.Fatal("Should not require restart")
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}
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if w.RawCopy().Version != CurrentVersion {
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t.Fatal("Config should have changed")
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}
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// Now with a subscriber requiring restart. We should get a clean response
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// but with the restart flag set, and the config should change.
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sub0 := requiresRestart{committed: make(chan struct{}, 1)}
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w.Subscribe(sub0)
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_, err = w.Replace(Configuration{Version: 2})
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if err != nil {
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t.Fatal("Should not have a validation error:", err)
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}
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<-sub0.committed
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if !w.RequiresRestart() {
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t.Fatal("Should require restart")
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}
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if w.RawCopy().Version != CurrentVersion {
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t.Fatal("Config should have changed")
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}
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// Now with a subscriber that throws a validation error. The config should
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// not change.
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w.Subscribe(validationError{})
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_, err = w.Replace(Configuration{Version: 3})
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if err == nil {
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t.Fatal("Should have a validation error")
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}
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if !w.RequiresRestart() {
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t.Fatal("Should still require restart")
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}
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if w.RawCopy().Version != CurrentVersion {
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t.Fatal("Config should not have changed")
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}
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}
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