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authorEgor Tensin <Egor.Tensin@gmail.com>2022-03-04 14:07:43 +0500
committerEgor Tensin <Egor.Tensin@gmail.com>2022-03-04 14:07:43 +0500
commit5ca781b4798fe8c8591179cc7df9c7b25f435fef (patch)
tree86460d38e2bc238c608e069c408f80a3ad7d5bcf /assets/js
parentmain.js: tired of braces (diff)
downloadwireguard-config-5ca781b4798fe8c8591179cc7df9c7b25f435fef.tar.gz
wireguard-config-5ca781b4798fe8c8591179cc7df9c7b25f435fef.zip
main.js: refactor IP address parsing
This is preparation for switching the parsing library, this one is buggy.
Diffstat (limited to 'assets/js')
-rw-r--r--assets/js/main.js136
1 files changed, 74 insertions, 62 deletions
diff --git a/assets/js/main.js b/assets/js/main.js
index ad28b95..50f7336 100644
--- a/assets/js/main.js
+++ b/assets/js/main.js
@@ -33,61 +33,39 @@ function parse_key(val) {
return val;
}
-var IPAddr = function(src, parser) {
- this.src = src;
- this.parser = parser;
+function parse_ip(src, parser) {
+ src = src.trim();
+ if (src.length == 0)
+ throw new Error('IP address cannot be an empty string.');
try {
- var val = parser.parseCIDR(src);
+ var result = parser.parseCIDR(src);
} catch (err) {
throw new Error('Sorry, IP address validation failed with the following error:\n' + err.message);
}
- this.addr = val[0];
- this.netmask = val[1];
+ var addr = result[0].toString();
+ var netmask = result[1];
+ var network_id = parser.networkAddressFromCIDR(src);
- this.str = this.addr.toString();
-
- this.networkID = parser.networkAddressFromCIDR(this.src);
- if (this.addr.kind() == 'ipv4') {
- if (this.str == this.networkID)
- throw new Error('Please use a real host IP address, not a network identifier.');
- var broadcast = parser.broadcastAddressFromCIDR(this.src);
- if (this.str == broadcast)
- throw new Error('Please use a real host IP address, not a broadcast address.');
- }
+ return [addr, netmask, network_id];
}
-IPAddr.prototype.address = function() {
- return this.str + '/' + this.netmask;
-}
+function parse_ipv4(src) {
+ var parser = ipaddr.IPv4;
+ var result = parse_ip(src, parser);
-IPAddr.prototype.allowed_ips_client = function() {
- // As of this writing, _every_ tool accepts something like 192.168.0.1/24
- // here, _except_ for the Android app, which _requires_ the least
- // significant bits to be zeroed out.
- return this.networkID + '/' + this.netmask;
-}
+ var addr = result[0];
+ var netmask = result[1];
+ var network_id = result[2];
-IPAddr.prototype.allowed_ips_server = function() {
- if (this.addr.kind() == 'ipv4')
- var netmask = 32;
- else if (this.addr.kind() == 'ipv6')
- var netmask = 128;
- else
- throw new Error('What? Not IPv4, and _not_ IPv6?!');
- return this.str + '/' + netmask;
-}
+ if (addr == network_id)
+ throw new Error('Please use a real host IP address, not a network identifier.');
+ var broadcast = parser.broadcastAddressFromCIDR(src);
+ if (addr == broadcast)
+ throw new Error('Please use a real host IP address, not a broadcast address.');
-function parse_ip(src, parser) {
- src = src.trim();
- if (src.length == 0)
- throw new Error('IP address cannot be an empty string.');
- return new IPAddr(src, parser);
-}
-
-function parse_ipv4(val) {
- return parse_ip(val, ipaddr.IPv4);
+ return [addr, netmask, network_id];
}
function parse_ipv6(val) {
@@ -206,20 +184,54 @@ var Key = function(name) {
Key.prototype = Object.create(Value.prototype);
Key.prototype.constructor = Key;
+var IPAddr = function(name, parser) {
+ Value.call(this, name, parser);
+}
+
+IPAddr.prototype = Object.create(Value.prototype);
+IPAddr.prototype.constructor = IPAddr;
+
+IPAddr.prototype.set_value = function(value) {
+ Value.prototype.set_value.call(this, value);
+
+ this.addr = this.value[0];
+ this.netmask = this.value[1];
+ this.network_id = this.value[2];
+}
+
+IPAddr.prototype.full_address = function() {
+ return this.addr + '/' + this.netmask;
+}
+
+IPAddr.prototype.allowed_ips_client = function() {
+ // As of this writing, _every_ tool accepts something like 192.168.0.1/24
+ // here, _except_ for the Android app, which _requires_ the least
+ // significant bits to be zeroed out.
+ return this.network_id + '/' + this.netmask;
+}
+
var IPv4 = function(name) {
- Value.call(this, name, parse_ipv4);
+ IPAddr.call(this, name, parse_ipv4);
}
-IPv4.prototype = Object.create(Value.prototype);
+IPv4.prototype = Object.create(IPAddr.prototype);
IPv4.prototype.constructor = IPv4;
+IPv4.prototype.allowed_ips_server = function() {
+ return this.addr + '/' + 32;
+}
+
var IPv6 = function(name) {
- Value.call(this, name, parse_ipv6);
+ IPAddr.call(this, name, parse_ipv6);
}
-IPv6.prototype = Object.create(Value.prototype);
+IPv6.prototype = Object.create(IPAddr.prototype);
IPv6.prototype.constructor = IPv6;
+IPv6.prototype.allowed_ips_server = function() {
+ return this.addr + '/' + 128;
+}
+
var Keepalive = function(name) {
Value.call(this, name, parse_keepalive);
this.optional = true;
@@ -378,13 +390,13 @@ function wg_quick_client_file(data) {
[Interface]
PrivateKey = ${data.client_private.value}
-Address = ${data.client_ipv4.value.address()}, ${data.client_ipv6.value.address()}
+Address = ${data.client_ipv4.full_address()}, ${data.client_ipv6.full_address()}
[Peer]
Endpoint = ${data.server_endpoint.value}
PublicKey = ${data.server_public.value}
PresharedKey = ${data.preshared.value}
-AllowedIPs = ${data.client_ipv4.value.allowed_ips_client()}, ${data.client_ipv6.value.allowed_ips_client()}
+AllowedIPs = ${data.client_ipv4.allowed_ips_client()}, ${data.client_ipv6.allowed_ips_client()}
`;
if (data.keepalive.is_set()) {
@@ -408,7 +420,7 @@ function wg_quick_server_file(data) {
[Peer]
PublicKey = ${data.client_public.value}
PresharedKey = ${data.preshared.value}
-AllowedIPs = ${data.client_ipv4.value.allowed_ips_server()}, ${data.client_ipv6.value.allowed_ips_server()}
+AllowedIPs = ${data.client_ipv4.allowed_ips_server()}, ${data.client_ipv6.allowed_ips_server()}
`);
}
@@ -432,7 +444,7 @@ PrivateKey = ${data.client_private.value}
Endpoint = ${data.server_endpoint.value}
PublicKey = ${data.server_public.value}
PresharedKey = ${data.preshared.value}
-AllowedIPs = ${data.client_ipv4.value.allowed_ips_client()}, ${data.client_ipv6.value.allowed_ips_client()}
+AllowedIPs = ${data.client_ipv4.allowed_ips_client()}, ${data.client_ipv6.allowed_ips_client()}
`;
if (data.keepalive.is_set()) {
@@ -457,8 +469,8 @@ function systemd_client_network_file(data) {
Name = ${iface}
[Network]
-Address = ${data.client_ipv4.value.address()}
-Address = ${data.client_ipv6.value.address()}
+Address = ${data.client_ipv4.full_address()}
+Address = ${data.client_ipv6.full_address()}
`);
}
@@ -476,7 +488,7 @@ function systemd_server_netdev_file(data) {
[WireGuardPeer]
PublicKey = ${data.client_public.value}
PresharedKey = ${data.preshared.value}
-AllowedIPs = ${data.client_ipv4.value.allowed_ips_server()}, ${data.client_ipv6.value.allowed_ips_server()}
+AllowedIPs = ${data.client_ipv4.allowed_ips_server()}, ${data.client_ipv6.allowed_ips_server()}
`);
}
@@ -503,7 +515,7 @@ private-key-flags=0
endpoint=${data.server_endpoint.value}
preshared-key=${data.preshared.value}
preshared-key-flags=0
-allowed-ips=${data.client_ipv4.value.allowed_ips_client()};${data.client_ipv6.value.allowed_ips_client()};
+allowed-ips=${data.client_ipv4.allowed_ips_client()};${data.client_ipv6.allowed_ips_client()};
`;
if (data.keepalive.is_set()) {
contents +=
@@ -514,11 +526,11 @@ allowed-ips=${data.client_ipv4.value.allowed_ips_client()};${data.client_ipv6.va
contents +=
`
[ipv4]
-address1=${data.client_ipv4.value.address()}
+address1=${data.client_ipv4.full_address()}
method=manual
[ipv6]
-address1=${data.client_ipv6.value.address()}
+address1=${data.client_ipv6.full_address()}
method=manual
`;
@@ -539,7 +551,7 @@ function nmcli_server_file(data) {
[wireguard-peer.${data.client_public.value}]
preshared-key=${data.preshared.value}
preshared-key-flags=0
-allowed-ips=${data.client_ipv4.value.allowed_ips_server()};${data.client_ipv6.value.allowed_ips_server()};
+allowed-ips=${data.client_ipv4.allowed_ips_server()};${data.client_ipv6.allowed_ips_server()};
`);
}
@@ -554,15 +566,15 @@ function manual_client_script(data) {
${shell_info}
ip link add dev ${iface} type wireguard
-ip addr add ${data.client_ipv4.value.address()} dev ${iface}
-ip addr add ${data.client_ipv6.value.address()} dev ${iface}
+ip addr add ${data.client_ipv4.full_address()} dev ${iface}
+ip addr add ${data.client_ipv6.full_address()} dev ${iface}
wg set ${iface} \\
private-key <( echo ${data.client_private.value} )
wg set ${iface} \\
peer ${data.server_public.value} \\
preshared-key <( echo ${data.preshared.value} ) \\
endpoint ${data.server_endpoint.value} \\
- allowed-ips ${data.client_ipv4.value.allowed_ips_client()},${data.client_ipv6.value.allowed_ips_client()}
+ allowed-ips ${data.client_ipv4.allowed_ips_client()},${data.client_ipv6.allowed_ips_client()}
ip link set ${iface} up
`);
}
@@ -575,7 +587,7 @@ ${shell_info}
wg set ${iface} \\
peer ${data.client_public.value} \\
preshared-key <( echo ${data.preshared.value} ) \\
- allowed-ips ${data.client_ipv4.value.allowed_ips_server()},${data.client_ipv6.value.allowed_ips_server()}
+ allowed-ips ${data.client_ipv4.allowed_ips_server()},${data.client_ipv6.allowed_ips_server()}
`);
}