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

1 files changed, 8 insertions, 7 deletions

diff --git a/src/zenserver/proxy/zenproxyserver.h b/src/zenserver/proxy/zenproxyserver.h
index 7dad748cf..329ca5235 100644
--- a/src/zenserver/proxy/zenproxyserver.h
+++ b/src/zenserver/proxy/zenproxyserver.h
@@ -7,6 +7,7 @@
 #include "proxy/tcpproxy.h"
 
 #include <memory>
+#include <optional>
 #include <thread>
 #include <vector>
 
@@ -84,13 +85,13 @@ public:
 	void Cleanup();
 
 private:
-	asio::io_context							  m_ProxyIoContext;
-	std::unique_ptr<asio::io_context::work>		  m_ProxyIoWorkGuard;
-	std::vector<std::thread>					  m_ProxyIoThreads;
-	std::vector<std::unique_ptr<TcpProxyService>> m_ProxyServices;
-	std::unique_ptr<HttpApiService>				  m_ApiService;
-	std::unique_ptr<HttpFrontendService>		  m_FrontendService;
-	std::unique_ptr<HttpProxyStatsService>		  m_ProxyStatsService;
+	asio::io_context														  m_ProxyIoContext;
+	std::optional<asio::executor_work_guard<asio::io_context::executor_type>> m_ProxyIoWorkGuard;
+	std::vector<std::thread>												  m_ProxyIoThreads;
+	std::vector<std::unique_ptr<TcpProxyService>>							  m_ProxyServices;
+	std::unique_ptr<HttpApiService>											  m_ApiService;
+	std::unique_ptr<HttpFrontendService>									  m_FrontendService;
+	std::unique_ptr<HttpProxyStatsService>									  m_ProxyStatsService;
 };
 
 }  // namespace zen