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Add advanced setting dnsResolveEnabled

Default to `true`.

Set to `false` to wholly disable calls to `dns.resolve()` (Firefox-
only). Disabling calls to `dns.resolve()` will prevent cname-uncloaking
and will limit ability to enforce `ipaddress` filter option.
This commit is contained in:
Raymond Hill 2024-09-19 08:43:54 -04:00
parent b01a418073
commit 760b2ffce6
No known key found for this signature in database
GPG Key ID: 25E1490B761470C2
3 changed files with 7 additions and 0 deletions

View File

@ -62,6 +62,7 @@ vAPI.Net = class extends vAPI.Net {
this.cnameIgnoreExceptions = true;
this.cnameIgnoreRootDocument = true;
this.cnameReplayFullURL = false;
this.dnsResolveEnabled = true;
}
setOptions(options) {
@ -89,6 +90,9 @@ vAPI.Net = class extends vAPI.Net {
if ( 'cnameReplayFullURL' in options ) {
this.cnameReplayFullURL = options.cnameReplayFullURL === true;
}
if ( 'dnsResolveEnabled' in options ) {
this.dnsResolveEnabled = options.dnsResolveEnabled === true;
}
this.dnsList.fill(null);
this.dnsDict.clear();
}
@ -256,6 +260,7 @@ vAPI.Net = class extends vAPI.Net {
}
dnsShouldResolve(hn) {
if ( this.dnsResolveEnabled === false ) { return false; }
if ( hn === '' ) { return false; }
const c0 = hn.charCodeAt(0);
if ( c0 === 0x5B /* [ */ ) { return false; }

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@ -66,6 +66,7 @@ const hiddenSettingsDefault = {
debugScriptletInjector: false,
differentialUpdate: true,
disableWebAssembly: false,
dnsResolveEnabled: true,
extensionUpdateForceReload: false,
filterAuthorMode: false,
loggerPopupType: 'popup',

View File

@ -319,6 +319,7 @@ onBroadcast(msg => {
cnameIgnoreRootDocument: µbhs.cnameIgnoreRootDocument,
cnameMaxTTL: µbhs.cnameMaxTTL,
cnameReplayFullURL: µbhs.cnameReplayFullURL,
dnsResolveEnabled: µbhs.dnsResolveEnabled,
});
});