From 3aa6aa83d05249d7081a8c19a28ce9b9c4566da2 Mon Sep 17 00:00:00 2001 From: Stefan Boberg Date: Thu, 12 Mar 2026 17:02:01 +0100 Subject: Add --no-network option (#831) - Add `--no-network` CLI option which disables all TCP/HTTPS listeners, restricting zenserver to Unix domain socket communication only. - Also fixes asio upgrade breakage on main --- src/zenserver/zenserver.cpp | 1 + 1 file changed, 1 insertion(+) (limited to 'src/zenserver/zenserver.cpp') diff --git a/src/zenserver/zenserver.cpp b/src/zenserver/zenserver.cpp index ad8d18dc0..8283f0cbe 100644 --- a/src/zenserver/zenserver.cpp +++ b/src/zenserver/zenserver.cpp @@ -101,6 +101,7 @@ ZenServerBase::Initialize(const ZenServerConfig& ServerOptions, ZenServerState:: ZEN_MEMSCOPE(GetZenserverTag()); m_IsPowerCycle = ServerOptions.IsPowerCycle; + m_NoNetwork = ServerOptions.HttpConfig.NoNetwork; const std::string MutexName = fmt::format("zen_{}", ServerOptions.BasePort); -- cgit v1.2.3 From ef586f5930ac761f8e8e18cde2ebd5248efeaa4a Mon Sep 17 00:00:00 2001 From: Stefan Boberg Date: Fri, 13 Mar 2026 09:24:59 +0100 Subject: Unix Domain Socket auto discovery (#833) This PR adds end-to-end Unix domain socket (UDS) support, allowing zen CLI to discover and connect to UDS-only servers automatically. - **`unix://` URI scheme in zen CLI**: The `-u` / `--hosturl` option now accepts `unix:///path/to/socket` to connect to a zenserver via a Unix domain socket instead of TCP. - **Per-instance shared memory for extended server info**: Each zenserver instance now publishes a small shared memory section (keyed by SessionId) containing per-instance data that doesn't fit in the fixed-size ZenServerEntry -- starting with the UDS socket path. This is a 4KB pagefile-backed section on Windows (`Global\ZenInstance_{sessionid}`) and a POSIX shared memory object on Linux/Mac (`/UnrealEngineZen_{sessionid}`). - **Client-side auto-discovery of UDS servers**: `zen info`, `zen status`, etc. now automatically discover and prefer UDS connections when a server publishes a socket path. Servers running with `--no-network` (UDS-only) are no longer invisible to the CLI. - **`kNoNetwork` flag in ZenServerEntry**: Servers started with `--no-network` advertise this in their shared state entry. Clients skip TCP fallback for these servers, and display commands (`ps`, `status`, `top`) show `-` instead of a port number to indicate TCP is not available. --- src/zenserver/zenserver.cpp | 17 ++++++++++++++++- 1 file changed, 16 insertions(+), 1 deletion(-) (limited to 'src/zenserver/zenserver.cpp') diff --git a/src/zenserver/zenserver.cpp b/src/zenserver/zenserver.cpp index 8283f0cbe..519176ffe 100644 --- a/src/zenserver/zenserver.cpp +++ b/src/zenserver/zenserver.cpp @@ -726,6 +726,20 @@ ZenServerMain::Run() Entry = ServerState.Register(m_ServerOptions.BasePort); + // Publish per-instance extended info (e.g. UDS path) via a small shared memory + // section keyed by SessionId so clients can discover it during Snapshot() enumeration. + { + InstanceInfoData InstanceData; + InstanceData.UnixSocketPath = m_ServerOptions.HttpConfig.UnixSocketPath; + m_InstanceInfo.Create(GetSessionId(), InstanceData); + Entry->SignalHasInstanceInfo(); + } + + if (m_ServerOptions.HttpConfig.NoNetwork) + { + Entry->SignalNoNetwork(); + } + if (m_ServerOptions.OwnerPid) { // We are adding a sponsor process to our own entry, can't wait for pick since the code is not run until later @@ -786,7 +800,8 @@ ZenServerMain::MakeLockData(bool IsReady) .EffectiveListenPort = gsl::narrow(m_ServerOptions.BasePort), .Ready = IsReady, .DataDir = m_ServerOptions.DataDir, - .ExecutablePath = GetRunningExecutablePath()}); + .ExecutablePath = GetRunningExecutablePath(), + .UnixSocketPath = m_ServerOptions.HttpConfig.UnixSocketPath}); }; } // namespace zen -- cgit v1.2.3 From 6df7bce35e84f91c868face688587c26a3765c7e Mon Sep 17 00:00:00 2001 From: Stefan Boberg Date: Mon, 16 Mar 2026 10:27:24 +0100 Subject: URI decoding, process env, compiler info, httpasio strands, regex route removal (#841) - Percent-decode URIs in ASIO HTTP server to match http.sys CookedUrl behavior, ensuring consistent decoded paths across backends - Add Environment field to CreateProcOptions for passing extra env vars to child processes (Windows: merged into Unicode environment block; Unix: setenv in fork) - Add GetCompilerName() and include it in build options startup logging - Suppress Windows CRT error dialogs in test harness for headless/CI runs - Fix mimalloc package: pass CMAKE_BUILD_TYPE, skip cfuncs test for cross-compile - Add virtual destructor to SentryAssertImpl to fix debug-mode warning - Simplify object store path handling now that URIs arrive pre-decoded - Add URI decoding test coverage for percent-encoded paths and query params - Simplify httpasio request handling by using strands (guarantees no parallel handlers per connection) - Removed deprecated regex-based route matching support - Fix full GC never triggering after cross-toolchain builds: The `gc_state` file stores `system_clock` ticks, but the tick resolution differs between toolchains (nanoseconds on GCC/standard clang, microseconds on UE clang). A nanosecond timestamp misinterpreted as microseconds appears far in the future (~year 58,000), bypassing the staleness check and preventing time-based full GC from ever running. Fixed by also resetting when the stored timestamp is in the future. - Clamp GC countdown display to configured interval: Prevents nonsensical log output (e.g. "Full GC in 492128002h") caused by the above or any other clock anomaly. The clamp applies to both the scheduler log and the status API. --- src/zenserver/zenserver.cpp | 9 +++++++++ 1 file changed, 9 insertions(+) (limited to 'src/zenserver/zenserver.cpp') diff --git a/src/zenserver/zenserver.cpp b/src/zenserver/zenserver.cpp index 519176ffe..6760e0372 100644 --- a/src/zenserver/zenserver.cpp +++ b/src/zenserver/zenserver.cpp @@ -201,6 +201,9 @@ ZenServerBase::Initialize(const ZenServerConfig& ServerOptions, ZenServerState:: std::chrono::system_clock::now().time_since_epoch()).count(), .BuildOptions = { {"ZEN_ADDRESS_SANITIZER", ZEN_ADDRESS_SANITIZER != 0}, + {"ZEN_THREAD_SANITIZER", ZEN_THREAD_SANITIZER != 0}, + {"ZEN_MEMORY_SANITIZER", ZEN_MEMORY_SANITIZER != 0}, + {"ZEN_LEAK_SANITIZER", ZEN_LEAK_SANITIZER != 0}, {"ZEN_USE_SENTRY", ZEN_USE_SENTRY != 0}, {"ZEN_WITH_TESTS", ZEN_WITH_TESTS != 0}, {"ZEN_USE_MIMALLOC", ZEN_USE_MIMALLOC != 0}, @@ -251,6 +254,12 @@ ZenServerBase::GetBuildOptions(StringBuilderBase& OutOptions, char Separator) co OutOptions << "ZEN_ADDRESS_SANITIZER=" << (ZEN_ADDRESS_SANITIZER ? "1" : "0"); OutOptions << Separator; + OutOptions << "ZEN_THREAD_SANITIZER=" << (ZEN_THREAD_SANITIZER ? "1" : "0"); + OutOptions << Separator; + OutOptions << "ZEN_MEMORY_SANITIZER=" << (ZEN_MEMORY_SANITIZER ? "1" : "0"); + OutOptions << Separator; + OutOptions << "ZEN_LEAK_SANITIZER=" << (ZEN_LEAK_SANITIZER ? "1" : "0"); + OutOptions << Separator; OutOptions << "ZEN_USE_SENTRY=" << (ZEN_USE_SENTRY ? "1" : "0"); OutOptions << Separator; OutOptions << "ZEN_WITH_TESTS=" << (ZEN_WITH_TESTS ? "1" : "0"); -- cgit v1.2.3