From 62428e72115dde3788581573c98e1960c7135dd4 Mon Sep 17 00:00:00 2001 From: "Jason A. Donenfeld" Date: Tue, 30 Apr 2019 12:28:52 +0200 Subject: ui: tunnelconfig -> tunneledit Signed-off-by: Jason A. Donenfeld --- ui/tunnelconfigdialog.go | 323 ----------------------------------------------- 1 file changed, 323 deletions(-) delete mode 100644 ui/tunnelconfigdialog.go (limited to 'ui/tunnelconfigdialog.go') diff --git a/ui/tunnelconfigdialog.go b/ui/tunnelconfigdialog.go deleted file mode 100644 index 12eaff5c..00000000 --- a/ui/tunnelconfigdialog.go +++ /dev/null @@ -1,323 +0,0 @@ -/* SPDX-License-Identifier: MIT - * - * Copyright (C) 2019 WireGuard LLC. All Rights Reserved. - */ - -package ui - -import ( - "fmt" - "strings" - - "github.com/lxn/walk" - "golang.zx2c4.com/wireguard/windows/conf" - "golang.zx2c4.com/wireguard/windows/service" - "golang.zx2c4.com/wireguard/windows/ui/syntax" -) - -const ( - configKeyDNS = "DNS" - configKeyAllowedIPs = "AllowedIPs" -) - -var ( - ipv4Wildcard = orderedStringSetFromSlice([]string{"0.0.0.0/0"}) - ipv4PublicNetworks = orderedStringSetFromSlice([]string{ - "0.0.0.0/5", "8.0.0.0/7", "11.0.0.0/8", "12.0.0.0/6", "16.0.0.0/4", "32.0.0.0/3", - "64.0.0.0/2", "128.0.0.0/3", "160.0.0.0/5", "168.0.0.0/6", "172.0.0.0/12", - "172.32.0.0/11", "172.64.0.0/10", "172.128.0.0/9", "173.0.0.0/8", "174.0.0.0/7", - "176.0.0.0/4", "192.0.0.0/9", "192.128.0.0/11", "192.160.0.0/13", "192.169.0.0/16", - "192.170.0.0/15", "192.172.0.0/14", "192.176.0.0/12", "192.192.0.0/10", - "193.0.0.0/8", "194.0.0.0/7", "196.0.0.0/6", "200.0.0.0/5", "208.0.0.0/4", - }) -) - -type allowedIPsState int - -const ( - allowedIPsStateInvalid allowedIPsState = iota - allowedIPsStateContainsIPV4Wildcard - allowedIPsStateContainsIPV4PublicNetworks - allowedIPsStateOther -) - -type TunnelConfigDialog struct { - *walk.Dialog - nameEdit *walk.LineEdit - pubkeyEdit *walk.LineEdit - syntaxEdit *syntax.SyntaxEdit - excludePrivateIPsCB *walk.CheckBox - saveButton *walk.PushButton - tunnel *service.Tunnel - config conf.Config - allowedIPsState allowedIPsState - lastPrivateKey string - inCheckedChanged bool -} - -func runTunnelConfigDialog(owner walk.Form, tunnel *service.Tunnel) *conf.Config { - var ( - title string - name string - ) - - dlg := &TunnelConfigDialog{tunnel: tunnel} - - if tunnel == nil { - // Creating a new tunnel, create a new private key and use the default template - title = "Create new tunnel" - pk, _ := conf.NewPrivateKey() - dlg.config = conf.Config{Interface: conf.Interface{PrivateKey: *pk}} - } else { - title = "Edit tunnel" - name = tunnel.Name - dlg.config, _ = tunnel.StoredConfig() - } - - layout := walk.NewGridLayout() - layout.SetSpacing(6) - layout.SetMargins(walk.Margins{18, 18, 18, 18}) - layout.SetColumnStretchFactor(1, 3) - - dlg.Dialog, _ = walk.NewDialog(owner) - dlg.SetIcon(owner.Icon()) - dlg.SetTitle(title) - dlg.SetLayout(layout) - dlg.SetMinMaxSize(walk.Size{500, 400}, walk.Size{9999, 9999}) - - nameLabel, _ := walk.NewTextLabel(dlg) - layout.SetRange(nameLabel, walk.Rectangle{0, 0, 1, 1}) - nameLabel.SetTextAlignment(walk.AlignHFarVCenter) - nameLabel.SetText("Name:") - - dlg.nameEdit, _ = walk.NewLineEdit(dlg) - layout.SetRange(dlg.nameEdit, walk.Rectangle{1, 0, 1, 1}) - dlg.nameEdit.SetText(name) - - pubkeyLabel, _ := walk.NewTextLabel(dlg) - layout.SetRange(pubkeyLabel, walk.Rectangle{0, 1, 1, 1}) - pubkeyLabel.SetTextAlignment(walk.AlignHFarVCenter) - pubkeyLabel.SetText("Public key:") - - dlg.pubkeyEdit, _ = walk.NewLineEdit(dlg) - layout.SetRange(dlg.pubkeyEdit, walk.Rectangle{1, 1, 1, 1}) - dlg.pubkeyEdit.SetReadOnly(true) - dlg.pubkeyEdit.SetText("(unknown)") - - dlg.syntaxEdit, _ = syntax.NewSyntaxEdit(dlg) - layout.SetRange(dlg.syntaxEdit, walk.Rectangle{0, 2, 2, 1}) - dlg.syntaxEdit.PrivateKeyChanged().Attach(dlg.onSyntaxEditPrivateKeyChanged) - dlg.syntaxEdit.SetText(dlg.config.ToWgQuick()) - dlg.syntaxEdit.TextChanged().Attach(dlg.updateExcludePrivateIPsCBVisible) - - buttonsContainer, _ := walk.NewComposite(dlg) - layout.SetRange(buttonsContainer, walk.Rectangle{0, 3, 2, 1}) - buttonsContainer.SetLayout(walk.NewHBoxLayout()) - buttonsContainer.Layout().SetMargins(walk.Margins{}) - - dlg.excludePrivateIPsCB, _ = walk.NewCheckBox(buttonsContainer) - dlg.excludePrivateIPsCB.SetText("Exclude private IPs") - dlg.excludePrivateIPsCB.CheckedChanged().Attach(dlg.onExcludePrivateIPsCBCheckedChanged) - dlg.updateExcludePrivateIPsCBVisible() - - walk.NewHSpacer(buttonsContainer) - - dlg.saveButton, _ = walk.NewPushButton(buttonsContainer) - dlg.saveButton.SetText("Save") - dlg.saveButton.Clicked().Attach(dlg.onSaveButtonClicked) - - cancelButton, _ := walk.NewPushButton(buttonsContainer) - cancelButton.SetText("Cancel") - cancelButton.Clicked().Attach(dlg.Cancel) - - dlg.SetCancelButton(cancelButton) - dlg.SetDefaultButton(dlg.saveButton) - - dlg.updateAllowedIPsState() - - if dlg.Run() == walk.DlgCmdOK { - // Save - return &dlg.config - } - - return nil -} - -func (dlg *TunnelConfigDialog) updateAllowedIPsState() { - var newState allowedIPsState - if len(dlg.config.Peers) == 1 { - if allowedIPs := dlg.allowedIPsSet(); allowedIPs.IsSupersetOf(ipv4Wildcard) { - newState = allowedIPsStateContainsIPV4Wildcard - } else if allowedIPs.IsSupersetOf(ipv4PublicNetworks) { - newState = allowedIPsStateContainsIPV4PublicNetworks - } else { - newState = allowedIPsStateOther - } - } else { - newState = allowedIPsStateInvalid - } - - if newState != dlg.allowedIPsState { - dlg.allowedIPsState = newState - - dlg.excludePrivateIPsCB.SetVisible(dlg.canExcludePrivateIPs()) - dlg.excludePrivateIPsCB.SetChecked(dlg.privateIPsExcluded()) - } -} - -func (dlg *TunnelConfigDialog) canExcludePrivateIPs() bool { - return dlg.allowedIPsState == allowedIPsStateContainsIPV4PublicNetworks || - dlg.allowedIPsState == allowedIPsStateContainsIPV4Wildcard -} - -func (dlg *TunnelConfigDialog) privateIPsExcluded() bool { - return dlg.allowedIPsState == allowedIPsStateContainsIPV4PublicNetworks -} - -func (dlg *TunnelConfigDialog) setPrivateIPsExcluded(excluded bool) { - if !dlg.canExcludePrivateIPs() || dlg.privateIPsExcluded() == excluded { - return - } - - var oldNetworks, newNetworks *orderedStringSet - if excluded { - oldNetworks, newNetworks = ipv4Wildcard, ipv4PublicNetworks - } else { - oldNetworks, newNetworks = ipv4PublicNetworks, ipv4Wildcard - } - input := dlg.allowedIPs() - output := newOrderedStringSet() - var replaced bool - - // Replace the first instance of the wildcard with the public network list, or vice versa. - for _, network := range input { - if oldNetworks.Contains(network) { - if !replaced { - output.UniteWith(newNetworks) - replaced = true - } - } else { - output.Add(network) - } - } - - // DNS servers only need to be handled specially when we're excluding private IPs. - for _, route := range dlg.dnsRoutes() { - if excluded { - output.Add(route) - } else { - output.Remove(route) - output.Remove(route + "/32") - } - } - - if excluded { - dlg.allowedIPsState = allowedIPsStateContainsIPV4PublicNetworks - } else { - dlg.allowedIPsState = allowedIPsStateContainsIPV4Wildcard - } - - dlg.replaceLine(configKeyAllowedIPs, strings.Join(output.ToSlice(), ", ")) -} - -func (dlg *TunnelConfigDialog) replaceLine(key, value string) { - text := dlg.syntaxEdit.Text() - - start := strings.Index(text, key) - end := start + strings.Index(text[start:], "\n") - oldLine := text[start:end] - newLine := fmt.Sprintf("%s = %s", key, value) - - dlg.syntaxEdit.SetText(strings.ReplaceAll(text, oldLine, newLine)) -} - -func (dlg *TunnelConfigDialog) updateExcludePrivateIPsCBVisible() { - dlg.updateAllowedIPsState() - - dlg.excludePrivateIPsCB.SetVisible(dlg.canExcludePrivateIPs()) -} - -func (dlg *TunnelConfigDialog) dnsRoutes() []string { - return dlg.routes(configKeyDNS) -} - -func (dlg *TunnelConfigDialog) allowedIPs() []string { - return dlg.routes(configKeyAllowedIPs) -} - -func (dlg *TunnelConfigDialog) allowedIPsSet() *orderedStringSet { - return orderedStringSetFromSlice(dlg.allowedIPs()) -} - -func (dlg *TunnelConfigDialog) routes(key string) []string { - var routes []string - - lines := strings.Split(dlg.syntaxEdit.Text(), "\n") - for _, line := range lines { - if strings.HasPrefix(strings.TrimSpace(line), key) { - routesMaybeWithSpace := strings.Split(strings.TrimSpace(line[strings.IndexByte(line, '=')+1:]), ",") - routes = make([]string, len(routesMaybeWithSpace)) - for i, route := range routesMaybeWithSpace { - routes[i] = strings.TrimSpace(route) - } - break - } - } - - return routes -} - -func (dlg *TunnelConfigDialog) onExcludePrivateIPsCBCheckedChanged() { - dlg.setPrivateIPsExcluded(dlg.excludePrivateIPsCB.Checked()) -} - -func (dlg *TunnelConfigDialog) onSyntaxEditPrivateKeyChanged(privateKey string) { - if privateKey == dlg.lastPrivateKey { - return - } - dlg.lastPrivateKey = privateKey - key, _ := conf.NewPrivateKeyFromString(privateKey) - if key != nil { - dlg.pubkeyEdit.SetText(key.Public().String()) - } else { - dlg.pubkeyEdit.SetText("(unknown)") - } -} - -func (dlg *TunnelConfigDialog) onSaveButtonClicked() { - newName := dlg.nameEdit.Text() - if newName == "" { - walk.MsgBox(dlg, "Invalid configuration", "Name is required", walk.MsgBoxIconWarning) - return - } - - if dlg.tunnel != nil && dlg.tunnel.Name != newName { - names, err := conf.ListConfigNames() - if err != nil { - walk.MsgBox(dlg, "Error", err.Error(), walk.MsgBoxIconError) - return - } - - for _, name := range names { - if name == newName { - walk.MsgBox(dlg, "Invalid configuration", fmt.Sprintf("Another tunnel already exists with the name ‘%s’.", newName), walk.MsgBoxIconWarning) - return - } - } - } - - if !conf.TunnelNameIsValid(newName) { - walk.MsgBox(dlg, "Invalid configuration", fmt.Sprintf("Tunnel name ‘%s’ is invalid.", newName), walk.MsgBoxIconWarning) - return - } - - cfg, err := conf.FromWgQuick(dlg.syntaxEdit.Text(), newName) - if err != nil { - walk.MsgBox(dlg, "Error", err.Error(), walk.MsgBoxIconError) - return - } - - dlg.config = *cfg - - dlg.Accept() -} -- cgit v1.2.3-59-g8ed1b