diff options
Diffstat (limited to 'assets')
| -rw-r--r-- | assets/js/main.js | 277 |
1 files changed, 253 insertions, 24 deletions
diff --git a/assets/js/main.js b/assets/js/main.js index 0a33b42..0f656bc 100644 --- a/assets/js/main.js +++ b/assets/js/main.js @@ -1,7 +1,30 @@ var iface = 'wg0'; function parse_placeholder(val) { - return true; + return val; +} + +function parse_boolean(val) { + if (val === 'true') + return true; + if (val === 'false') + return false; + throw new Error('Cannot parse as a boolean.'); +} + +function parse_boolean_or_string(val) { + if (typeof val == 'boolean') { + return val; + } + return parse_boolean(val); +} + +function try_parse_boolean_or_string(val) { + try { + return parse_boolean_or_string(val); + } catch (err) { + return null; + } } function parse_positive_integer(src) { @@ -15,6 +38,10 @@ function parse_keepalive(src) { return parse_positive_integer(src); } +function parse_tunnel_everything(src) { + return parse_boolean_or_string(src); +} + function parse_endpoint(val) { val = val.trim(); if (val.length == 0) @@ -35,7 +62,7 @@ function parse_key(val) { var ip_address_lib = require('ip-address'); -function parse_ip(src, parser) { +function parse_ip_internal(src, parser) { src = src.trim(); if (src.length == 0) throw new Error('IP address cannot be an empty string.'); @@ -45,6 +72,20 @@ function parse_ip(src, parser) { } catch (err) { throw new Error('Sorry, IP address validation failed with the following error:\n' + err.message); } + return result; +} + +function parse_ip(src, parser) { + var result = parse_ip_internal(src, parser); + + if (result.parsedSubnet) + throw new Error('Please specify address without the netmask.') + + return result.correctForm(); +} + +function parse_ip_cidr(src, parser) { + var result = parse_ip_internal(src, parser); if (!result.parsedSubnet) throw new Error('Please specify address using the CIDR format (including the netmask).'); @@ -57,8 +98,13 @@ function parse_ip(src, parser) { } function parse_ipv4(src) { + var result = parse_ip(src, ip_address_lib.Address4); + return result; +} + +function parse_ipv4_cidr(src) { var parser = ip_address_lib.Address4; - var result = parse_ip(src, parser); + var result = parse_ip_cidr(src, ip_address_lib.Address4); var addr = result[0]; var netmask = result[1]; @@ -70,15 +116,36 @@ function parse_ipv4(src) { if (addr == broadcast_addr && netmask != 32) throw new Error('Please use a real host IP address, not a broadcast address.'); - return [addr, netmask, network_id]; + return result; } function parse_ipv6(val) { return parse_ip(val, ip_address_lib.Address6); } +function parse_ipv6_cidr(val) { + return parse_ip_cidr(val, ip_address_lib.Address6); +} + +function parse_ip_list(val, addr_parser) { + var parts = val.split(/, */); + var result = []; + parts.forEach(function(part) { + result.push(addr_parser(part)); + }); + return result; +} + var Input = function(name) { this.name = name; + + if (this.is_checkbox()) { + // Keep the checked property and the value consistent. + $(this.input_id()).change(function(evt) { + var elem = evt.target; + elem.value = elem.checked; + }); + } } Input.prototype.input_id = function() { @@ -93,6 +160,10 @@ Input.prototype.container_id = function() { return this.input_id() + '_container'; } +Input.prototype.is_checkbox = function() { + return $(this.input_id()).attr('type') == 'checkbox'; +} + Input.prototype.value = function() { return $(this.input_id()).val(); } @@ -102,6 +173,8 @@ Input.prototype.has_value = function() { } Input.prototype.set = function(value) { + if (this.is_checkbox() && try_parse_boolean_or_string(value)) + $(this.input_id()).prop('checked', true); $(this.input_id()).val(value); } @@ -135,10 +208,23 @@ var Value = function(name, parser) { } Value.prototype.parse = function() { + return this.parse_from(this.input.value()); +} + +Value.prototype.parse_from = function(src) { try { - var value = this.input.value(); - if (!this.optional || value.length > 0) - value = this.parser(value); + var value = src; + switch (typeof value) { + case 'boolean': + value = this.parser(value); + break; + default: + if (this.optional && value.length == 0) + break; + value = this.parser(value); + break; + } + this.input.set(src); this.set_value(value); return true; } catch (err) { @@ -163,10 +249,6 @@ Value.prototype.is_set = function() { return this.input.has_value(); } -Value.prototype.set = function(value) { - this.input.set(value); -} - Value.prototype.show = function() { this.input.show(); } @@ -216,7 +298,7 @@ IPAddr.prototype.allowed_ips_client = function() { } var IPv4 = function(name) { - IPAddr.call(this, name, parse_ipv4); + IPAddr.call(this, name, parse_ipv4_cidr); } IPv4.prototype = Object.create(IPAddr.prototype); @@ -227,7 +309,7 @@ IPv4.prototype.allowed_ips_server = function() { } var IPv6 = function(name) { - IPAddr.call(this, name, parse_ipv6); + IPAddr.call(this, name, parse_ipv6_cidr); } IPv6.prototype = Object.create(IPAddr.prototype); @@ -246,6 +328,42 @@ var Keepalive = function(name) { Keepalive.prototype = Object.create(Value.prototype); Keepalive.prototype.constructor = Keepalive; +var TunnelEverything = function(name) { + Value.call(this, name, parse_tunnel_everything); + this.optional = true; + this.advanced = true; +} + +TunnelEverything.prototype = Object.create(Value.prototype); +TunnelEverything.prototype.constructor = TunnelEverything; + +var IPAddrList = function(name, parser) { + Value.call(this, name, function(val) { + return parse_ip_list(val, parser); + }); +} + +IPAddrList.prototype = Object.create(Value.prototype); +IPAddrList.prototype.constructor = IPAddrList; + +var DNS_IPv4 = function(name) { + IPAddrList.call(this, name, parse_ipv4); + this.optional = true; + this.advanced = true; +} + +DNS_IPv4.prototype = Object.create(IPAddrList.prototype); +DNS_IPv4.prototype.constructor = DNS_IPv4; + +var DNS_IPv6 = function(name) { + IPAddrList.call(this, name, parse_ipv6); + this.optional = true; + this.advanced = true; +} + +DNS_IPv6.prototype = Object.create(IPAddrList.prototype); +DNS_IPv6.prototype.constructor = DNS_IPv6; + var Data = function() { this.server_public = new Key('server_public'); this.server_endpoint = new Endpoint('server_endpoint'); @@ -255,6 +373,9 @@ var Data = function() { this.client_ipv4 = new IPv4('client_ipv4'); this.client_ipv6 = new IPv6('client_ipv6'); this.keepalive = new Keepalive('keepalive'); + this.tunnel_everything = new TunnelEverything('tunnel_everything'); + this.dns_ipv4 = new DNS_IPv4('dns_ipv4'); + this.dns_ipv6 = new DNS_IPv6('dns_ipv6'); this.values = [ this.server_public, @@ -264,7 +385,10 @@ var Data = function() { this.client_private, this.client_ipv4, this.client_ipv6, - this.keepalive + this.keepalive, + this.tunnel_everything, + this.dns_ipv4, + this.dns_ipv6 ]; } @@ -275,8 +399,8 @@ Data.prototype.set_from_url = function(url) { this.values.forEach(function(value) { if (params.has(value.name)) { - value.set(params.get(value.name)); has = true; + value.input.set(params.get(value.name)); } }); @@ -508,6 +632,9 @@ QRCode.prototype.format = function() { return container; } +var catchall_ipv4 = '0.0.0.0/0'; +var catchall_ipv6 = '::/0'; + function wg_quick_client_file(data) { var path = `/etc/wireguard/${iface}.conf`; var contents = @@ -520,14 +647,32 @@ function wg_quick_client_file(data) { [Interface] PrivateKey = ${data.client_private.value} Address = ${data.client_ipv4.full_address()}, ${data.client_ipv6.full_address()} +`; + + if (data.tunnel_everything.value) { + contents += +`DNS = ${(data.dns_ipv4.value.concat(data.dns_ipv6.value)).join(',')} +`; + } + contents += +` [Peer] Endpoint = ${data.server_endpoint.value} PublicKey = ${data.server_public.value} PresharedKey = ${data.preshared.value} -AllowedIPs = ${data.client_ipv4.allowed_ips_client()}, ${data.client_ipv6.allowed_ips_client()} `; + if (data.tunnel_everything.value) { + contents += +`AllowedIPs = ${catchall_ipv4}, ${catchall_ipv6} +`; + } else { + contents += +`AllowedIPs = ${data.client_ipv4.allowed_ips_client()}, ${data.client_ipv6.allowed_ips_client()} +`; + } + if (data.keepalive.is_set()) { contents += `PersistentKeepalive = ${data.keepalive.value} @@ -568,14 +713,32 @@ Kind = wireguard [WireGuard] PrivateKey = ${data.client_private.value} +`; + + if (data.tunnel_everything.value) { + contents += +`FirewallMark = 0x8888 +`; + } + contents += +` [WireGuardPeer] Endpoint = ${data.server_endpoint.value} PublicKey = ${data.server_public.value} PresharedKey = ${data.preshared.value} -AllowedIPs = ${data.client_ipv4.allowed_ips_client()}, ${data.client_ipv6.allowed_ips_client()} `; + if (data.tunnel_everything.value) { + contents += +`AllowedIPs = ${catchall_ipv4}, ${catchall_ipv6} +`; + } else { + contents += +`AllowedIPs = ${data.client_ipv4.allowed_ips_client()}, ${data.client_ipv6.allowed_ips_client()} +`; + } + if (data.keepalive.is_set()) { contents += `PersistentKeepalive = ${data.keepalive.value} @@ -587,7 +750,7 @@ AllowedIPs = ${data.client_ipv4.allowed_ips_client()}, ${data.client_ipv6.allowe function systemd_client_network_file(data) { var path = `/etc/systemd/network/${iface}.network`; - return new ConfigFile(path, + var contents = `# This is the second file. Put this into # ${path} # and if you're done with the first file already, run @@ -600,7 +763,34 @@ Name = ${iface} [Network] Address = ${data.client_ipv4.full_address()} Address = ${data.client_ipv6.full_address()} -`); +`; + + if (data.tunnel_everything.value) { + data.dns_ipv4.value.forEach(function(val) { + contents += +`DNS = ${val} +`; + }); + data.dns_ipv6.value.forEach(function(val) { + contents += +`DNS = ${val} +`; + }); + contents += +`Domains = ~. +DNSDefaultRoute = true + +[RoutingPolicyRule] +FirewallMark = 0x8888 +InvertRule = true +Table = 1000 +Priority = 10 +`; + } + + // I know this doesn't work, but I don't care, systemd-networkd is a + // fucking nightmare. + return new ConfigFile(path, contents); } function systemd_server_netdev_file(data) { @@ -644,8 +834,16 @@ private-key-flags=0 endpoint=${data.server_endpoint.value} preshared-key=${data.preshared.value} preshared-key-flags=0 -allowed-ips=${data.client_ipv4.allowed_ips_client()};${data.client_ipv6.allowed_ips_client()}; `; + if (data.tunnel_everything.value) { + contents += +`allowed-ips=${catchall_ipv4};${catchall_ipv6}; +`; + } else { + contents += +`allowed-ips=${data.client_ipv4.allowed_ips_client()};${data.client_ipv6.allowed_ips_client()}; +`; + } if (data.keepalive.is_set()) { contents += `persistent-keepalive=${data.keepalive.value} @@ -657,12 +855,31 @@ allowed-ips=${data.client_ipv4.allowed_ips_client()};${data.client_ipv6.allowed_ [ipv4] address1=${data.client_ipv4.full_address()} method=manual +`; + + if (data.tunnel_everything.value) { + contents += +`dns=${data.dns_ipv4.value.join(';')}; +dns-priority=-10 +dns-search=~; +`; + } + contents += +` [ipv6] address1=${data.client_ipv6.full_address()} method=manual `; + if (data.tunnel_everything.value) { + contents += +`dns=${data.dns_ipv6.value.join(';')}; +dns-priority=-10 +dns-search=~; +`; + } + return new ConfigFile(path, contents); } @@ -690,7 +907,7 @@ var shell_info = # Better yet, put into a file and run (possibly, using sudo).`; function manual_client_script(data) { - return new ConfigFile('client_setup.sh', + var contents = `# On the client, run this to set up a connection. ${shell_info} @@ -703,9 +920,21 @@ wg set ${iface} \\ peer ${data.server_public.value} \\ preshared-key <( echo ${data.preshared.value} ) \\ endpoint ${data.server_endpoint.value} \\ - allowed-ips ${data.client_ipv4.allowed_ips_client()},${data.client_ipv6.allowed_ips_client()} -ip link set ${iface} up -`); +`; + if (data.tunnel_everything.value) { + contents += +` allowed-ips ${catchall_ipv4},${catchall_ipv6} +`; + } else { + contents += +` allowed-ips ${data.client_ipv4.allowed_ips_client()},${data.client_ipv6.allowed_ips_client()} +`; + } + + contents += +`ip link set ${iface} up +`; + return new ConfigFile('client_setup.sh', contents); } function manual_server_script(data) { |