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LibDNS+RequestServer: Don't construct Vectors to validate DNS response

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Instead of filling vectors and returning them just to invoke
`.is_empty()`, forward the calls to the underlying vectors directly.
This commit is contained in:
Jelle Raaijmakers 2025-08-13 12:36:41 +02:00 • committed by Tim Flynn
parent 62d85dd90a
commit 41cf150a5b
Notes: github-actions[bot] 2025-08-13 14:31:42 +00:00
2 changed files with 11 additions and 4 deletions
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6
Services/RequestServer/ConnectionFromClient.cpp
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@ -53,7 +53,7 @@ static NonnullRefPtr<Resolver> default_resolver()
return Error::from_string_literal("No DNS server configured");
auto resolved = TRY(default_resolver()->dns.lookup(*g_dns_info.server_hostname)->await());
if (resolved->cached_addresses().is_empty())
if (!resolved->has_cached_addresses())
return Error::from_string_literal("Failed to resolve DNS server hostname");
auto address = resolved->cached_addresses().first().visit([](auto& addr) -> Core::SocketAddress { return { addr, g_dns_info.port }; });
g_dns_info.server_address = address;
@ -469,7 +469,7 @@ void ConnectionFromClient::start_request(i32 request_id, ByteString method, URL:
async_request_finished(request_id, 0, {}, Requests::NetworkError::UnableToResolveHost);
})
.when_resolved([this, request_id, host = move(host), url = move(url), method = move(method), request_body = move(request_body), request_headers = move(request_headers), proxy_data](auto const& dns_result) mutable {
if (dns_result->records().is_empty() || dns_result->cached_addresses().is_empty()) {
if (dns_result->is_empty() || !dns_result->has_cached_addresses()) {
dbgln("StartRequest: DNS lookup failed for '{}'", host);
// FIXME: Implement timing info for DNS lookup failure.
async_request_finished(request_id, 0, {}, Requests::NetworkError::UnableToResolveHost);
@ -821,7 +821,7 @@ void ConnectionFromClient::websocket_connect(i64 websocket_id, URL::URL url, Byt
async_websocket_errored(websocket_id, static_cast<i32>(Requests::WebSocket::Error::CouldNotEstablishConnection));
})
.when_resolved([this, websocket_id, host = move(host), url = move(url), origin = move(origin), protocols = move(protocols), extensions = move(extensions), additional_request_headers = move(additional_request_headers)](auto const& dns_result) mutable {
if (dns_result->records().is_empty() || dns_result->cached_addresses().is_empty()) {
if (dns_result->is_empty() || !dns_result->has_cached_addresses()) {
dbgln("WebSocketConnect: DNS lookup failed for '{}'", host);
async_websocket_errored(websocket_id, static_cast<i32>(Requests::WebSocket::Error::CouldNotEstablishConnection));
return;