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LookupServer: Put debug spam behind a macro
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parent
70c9cfddc5
commit
484134d818
Notes:
sideshowbarker
2024-07-19 01:02:12 +09:00
Author: https://github.com/awesomekling Commit: https://github.com/SerenityOS/serenity/commit/484134d818a
@ -62,7 +62,7 @@ if (ALL_THE_DEBUG_MACROS)
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DICMP_DEBUG -DICO_DEBUG -DImage_DEBUG -DIMAGE_DECODER_CLIENT_DEBUG -DIMAGE_DECODER_DEBUG -DIMAGE_LOADER_DEBUG -DINTERPRETER_DEBUG -DINTERRUPT_DEBUG -DIOAPIC_DEBUG -DIPC_DEBUG -DIPV4_DEBUG -DIPV4_SOCKET_DEBUG -DIRC_DEBUG -DIRQ_DEBUG")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DJOB_DEBUG -DJPG_DEBUG")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DKEYBOARD_DEBUG -DKEYBOARD_SHORTCUTS_DEBUG -DKMALLOC_DEBUG_LARGE_ALLOCATIONS")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DLEXER_DEBUG -DLoader_DEBUG -DLOCK_DEBUG")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DLEXER_DEBUG -DLoader_DEBUG -DLOCK_DEBUG -DLOOKUPSERVER_DEBUG")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DMALLOC_DEBUG -DMASTERPTY_DEBUG -DMBR_DEBUG -DMEMORY_DEBUG -DMENU_DEBUG -DMINIMIZE_ANIMATION_DEBUG -DMM_DEBUG -DMOVE_DEBUG -DMULTIPROCESSOR_DEBUG")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DNETWORK_TASK_DEBUG -DNT_DEBUG")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DOBJECT_DEBUG -DOCCLUSIONS_DEBUG -DOFFD_DEBUG")
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@ -62,11 +62,13 @@ Optional<DNSResponse> DNSResponse::from_raw_response(const u8* raw_data, size_t
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}
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auto& response_header = *(const DNSPacket*)(raw_data);
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#ifdef LOOKUPSERVER_DEBUG
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dbgln("Got response (ID: {})", response_header.id());
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dbgln(" Question count: {}", response_header.question_count());
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dbgln(" Answer count: {}", response_header.answer_count());
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dbgln(" Authority count: {}", response_header.authority_count());
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dbgln("Additional count: {}", response_header.additional_count());
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#endif
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DNSResponse response;
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response.m_id = response_header.id();
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@ -85,9 +87,11 @@ Optional<DNSResponse> DNSResponse::from_raw_response(const u8* raw_data, size_t
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};
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auto& record_and_class = *(const RawDNSAnswerQuestion*)&raw_data[offset];
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response.m_questions.empend(name, record_and_class.record_type, record_and_class.class_code);
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auto& question = response.m_questions.last();
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offset += 4;
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#ifdef LOOKUPSERVER_DEBUG
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auto& question = response.m_questions.last();
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dbgln("Question #{}: name=_{}_, type={}, class={}", i, question.name(), question.record_type(), question.class_code());
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#endif
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}
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for (u16 i = 0; i < response_header.answer_count(); ++i) {
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@ -108,7 +112,9 @@ Optional<DNSResponse> DNSResponse::from_raw_response(const u8* raw_data, size_t
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// FIXME: Parse some other record types perhaps?
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dbgln("data=(unimplemented record type {})", record.type());
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}
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#ifdef LOOKUPSERVER_DEBUG
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dbgln("Answer #{}: name=_{}_, type={}, ttl={}, length={}, data=_{}_", i, name, record.type(), record.ttl(), record.data_length(), data);
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#endif
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response.m_answers.empend(name, record.type(), record.record_class(), record.ttl(), data);
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offset += record.data_length();
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}
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@ -40,6 +40,8 @@
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#include <sys/time.h>
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#include <unistd.h>
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//#define LOOKUPSERVER_DEBUG
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LookupServer::LookupServer()
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{
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auto config = Core::ConfigFile::get_for_system("LookupServer");
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@ -114,7 +116,9 @@ void LookupServer::service_client(RefPtr<Core::LocalSocket> socket)
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return;
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}
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auto hostname = String((const char*)client_buffer + 1, nrecv - 1, Chomp);
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#ifdef LOOKUPSERVER_DEBUG
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dbgln("Got request for '{}'", hostname);
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#endif
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Vector<String> responses;
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@ -122,7 +126,9 @@ void LookupServer::service_client(RefPtr<Core::LocalSocket> socket)
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responses.append(known_host.value());
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} else if (!hostname.is_empty()) {
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for (auto& nameserver : m_nameservers) {
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#ifdef LOOKUPSERVER_DEBUG
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dbgln("Doing lookup using nameserver '{}'", nameserver);
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#endif
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bool did_get_response = false;
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int retries = 3;
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do {
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@ -171,7 +177,9 @@ Vector<String> LookupServer::lookup(const String& hostname, const String& namese
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if (cached_lookup.question.record_type() == record_type) {
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Vector<String> responses;
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for (auto& cached_answer : cached_lookup.answers) {
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#ifdef LOOKUPSERVER_DEBUG
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dbgln("Cache hit: {} -> {}, expired: {}", hostname, cached_answer.record_data(), cached_answer.has_expired());
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#endif
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if (!cached_answer.has_expired())
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responses.append(cached_answer.record_data());
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}
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