From 4d70af00d66cbfbd9f52afdfce7bcb4ec1881121 Mon Sep 17 00:00:00 2001
From: Stefan Boberg <stefan@boberg.org>
Date: Fri, 6 Aug 2021 17:02:17 +0200
Subject: Repurposing test utility code to enable server control via zen

---
 zentestutil/zenserverprocess.cpp | 173 ---------------------------------------
 1 file changed, 173 deletions(-)
 delete mode 100644 zentestutil/zenserverprocess.cpp

(limited to 'zentestutil/zenserverprocess.cpp')

diff --git a/zentestutil/zenserverprocess.cpp b/zentestutil/zenserverprocess.cpp
deleted file mode 100644
index 9961c6151..000000000
--- a/zentestutil/zenserverprocess.cpp
+++ /dev/null
@@ -1,173 +0,0 @@
-// Copyright Epic Games, Inc. All Rights Reserved.
-
-#include "zenserverprocess.h"
-
-#include <zencore/filesystem.h>
-#include <zencore/fmtutils.h>
-#include <zencore/string.h>
-
-#include <spdlog/spdlog.h>
-
-//////////////////////////////////////////////////////////////////////////
-
-std::atomic<int> TestCounter{0};
-
-ZenTestEnvironment::ZenTestEnvironment()
-{
-}
-
-ZenTestEnvironment::~ZenTestEnvironment()
-{
-}
-
-void
-ZenTestEnvironment::Initialize(std::filesystem::path ProgramBaseDir, std::filesystem::path TestBaseDir)
-{
-	m_ProgramBaseDir = ProgramBaseDir;
-	m_TestBaseDir	 = TestBaseDir;
-
-	spdlog::info("Program base dir is '{}'", ProgramBaseDir);
-	spdlog::info("Cleaning test base dir '{}'", TestBaseDir);
-	zen::DeleteDirectories(TestBaseDir.c_str());
-
-	m_IsInitialized = true;
-}
-
-std::filesystem::path
-ZenTestEnvironment::CreateNewTestDir()
-{
-	using namespace std::literals;
-
-	zen::ExtendableWideStringBuilder<256> TestDir;
-	TestDir << "test"sv << int64_t(++TestCounter);
-
-	std::filesystem::path TestPath = m_TestBaseDir / TestDir.c_str();
-
-	spdlog::info("Creating new test dir @ '{}'", TestPath);
-
-	zen::CreateDirectories(TestPath.c_str());
-
-	return TestPath;
-}
-
-std::filesystem::path
-ZenTestEnvironment::RootDir(std::string_view Path)
-{
-	std::filesystem::path Root = m_ProgramBaseDir.parent_path().parent_path();
-
-	std::filesystem::path Relative{Path};
-
-	return Root / Relative;
-}
-
-//////////////////////////////////////////////////////////////////////////
-
-std::atomic<int> ChildIdCounter{0};
-
-ZenServerInstance::ZenServerInstance(ZenTestEnvironment& TestEnvironment) : m_Env(TestEnvironment)
-{
-	ZEN_ASSERT(TestEnvironment.IsInitialized());
-}
-
-ZenServerInstance::~ZenServerInstance()
-{
-	if (m_Process.IsValid())
-	{
-		if (m_Terminate)
-		{
-			spdlog::info("Terminating zenserver process");
-			m_Process.Terminate(111);
-		}
-		else
-		{
-			SignalShutdown();
-			m_Process.Wait();
-		}
-	}
-}
-
-void
-ZenServerInstance::SpawnServer(int BasePort)
-{
-	ZEN_ASSERT(!m_Process.IsValid());  // Only spawn once
-
-	const std::filesystem::path BaseDir	   = m_Env.ProgramBaseDir();
-	const std::filesystem::path Executable = BaseDir / "zenserver.exe";
-
-	const int MyPid	  = _getpid();
-	const int ChildId = ++ChildIdCounter;
-
-	zen::ExtendableStringBuilder<32> ChildEventName;
-	ChildEventName << "Zen_Child_" << ChildId;
-	zen::NamedEvent ChildEvent{ChildEventName};
-
-	zen::ExtendableStringBuilder<32> ChildShutdownEventName;
-	ChildShutdownEventName << "Zen_Child_" << ChildId;
-	ChildShutdownEventName << "_Shutdown";
-	zen::NamedEvent ChildShutdownEvent{ChildShutdownEventName};
-
-	zen::ExtendableStringBuilder<32> LogId;
-	LogId << "Zen" << ChildId;
-
-	zen::ExtendableWideStringBuilder<128> CommandLine;
-	CommandLine << "\"";
-	CommandLine.Append(Executable.c_str());
-	CommandLine << "\" --test --owner-pid ";
-	CommandLine << MyPid;
-	CommandLine << " ";
-	CommandLine << "--port " << BasePort;
-	CommandLine << " --child-id " << ChildEventName;
-	CommandLine << " --log-id " << LogId;
-
-	if (!m_TestDir.empty())
-	{
-		CommandLine << " --data-dir ";
-		CommandLine << m_TestDir.c_str();
-	}
-
-	if (m_MeshEnabled)
-	{
-		CommandLine << " --mesh";
-	}
-
-	std::filesystem::path CurrentDirectory = std::filesystem::current_path();
-
-	spdlog::debug("Spawning server");
-
-	PROCESS_INFORMATION ProcessInfo{};
-	STARTUPINFO			Sinfo{.cb = sizeof(STARTUPINFO)};
-
-	DWORD				  CreationFlags		= 0;  // CREATE_NEW_CONSOLE;
-	const bool			  InheritHandles	= false;
-	void*				  Environment		= nullptr;
-	LPSECURITY_ATTRIBUTES ProcessAttributes = nullptr;
-	LPSECURITY_ATTRIBUTES ThreadAttributes	= nullptr;
-
-	BOOL Success = CreateProcessW(Executable.c_str(),
-								  (LPWSTR)CommandLine.c_str(),
-								  ProcessAttributes,
-								  ThreadAttributes,
-								  InheritHandles,
-								  CreationFlags,
-								  Environment,
-								  CurrentDirectory.c_str(),
-								  &Sinfo,
-								  &ProcessInfo);
-
-	if (Success == FALSE)
-	{
-		std::error_code err(::GetLastError(), std::system_category());
-
-		spdlog::error("Server spawn failed: {}", err.message());
-
-		throw std::system_error(err, "failed to create server process");
-	}
-
-	spdlog::debug("Server spawned OK");
-
-	CloseHandle(ProcessInfo.hThread);
-
-	m_Process.Initialize(ProcessInfo.hProcess);
-	m_ReadyEvent	= std::move(ChildEvent);
-	m_ShutdownEvent = std::move(ChildShutdownEvent);
-}
-- 
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