fix: make DNS resolution case insensitive.

muni-town · Nov 5, 2024 · e197c72 · e197c72
1 parent 9d94344
commit e197c72
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/src/lib/dns/server.ts b/src/lib/dns/server.ts
@@ -42,12 +42,13 @@ const DNS_MASTER = env.DNS_SOA_MASTER;
 const soaSplit = env.DNS_SOA_EMAIL.split('@');
 const DNS_EMAIL = soaSplit[0].replace('.', '\\.') + '.' + soaSplit[1];
 const DNS_NAMESERVERS = env.DNS_NAMESERVERS.split(',');
-const ALLOWED_DOMAINS = env.DNS_ALLOWED_DOMAINS.split(',');
+const ALLOWED_DOMAINS = env.DNS_ALLOWED_DOMAINS.toLowerCase().split(',');
 const DNS_LOG_VERBOSE =
 	!!env.DNS_LOG_VERBOSE && env.DNS_LOG_VERBOSE != '0' && env.DNS_LOG_VERBOSE != 'false';
 const matchesAllowedDomains = (name: string): boolean => {
+	const n = name.toLowerCase();
 	for (const domain of ALLOWED_DOMAINS) {
-		if (name == domain || name.endsWith(`.${domain}`)) return true;
+		if (n == domain || n.endsWith(`.${domain}`)) return true;
 	}
 
 	return false;