diff options
| -rw-r--r-- | src/OSSupport/ServerHandleImpl.cpp | 40 |
1 files changed, 30 insertions, 10 deletions
diff --git a/src/OSSupport/ServerHandleImpl.cpp b/src/OSSupport/ServerHandleImpl.cpp index 6f4343b1f..72092df10 100644 --- a/src/OSSupport/ServerHandleImpl.cpp +++ b/src/OSSupport/ServerHandleImpl.cpp @@ -126,11 +126,6 @@ bool cServerHandleImpl::Listen(UInt16 a_Port) int err; evutil_socket_t MainSock = socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP); - // Set reuse flag - #if !defined(_WIN32) - evutil_make_listen_socket_reuseable(MainSock); - #endif - if (!IsValidSocket(MainSock)) { // Failed to create IPv6 socket, create an IPv4 one instead: @@ -144,6 +139,16 @@ bool cServerHandleImpl::Listen(UInt16 a_Port) return false; } + // Allow the port to be reused right after the socket closes: + if (evutil_make_listen_socket_reuseable(MainSock) != 0) + { + m_ErrorCode = EVUTIL_SOCKET_ERROR(); + Printf(m_ErrorMsg, "Port %d cannot be made reusable: %d (%s). Restarting the server might not work.", + a_Port, m_ErrorCode, evutil_socket_error_to_string(m_ErrorCode) + ); + LOG("%s", m_ErrorMsg.c_str()); + } + // Bind to all interfaces: sockaddr_in name; memset(&name, 0, sizeof(name)); @@ -170,6 +175,16 @@ bool cServerHandleImpl::Listen(UInt16 a_Port) setsockopt(MainSock, IPPROTO_IPV6, IPV6_V6ONLY, reinterpret_cast<const char *>(&Zero), sizeof(Zero)); #endif + // Allow the port to be reused right after the socket closes: + if (evutil_make_listen_socket_reuseable(MainSock) != 0) + { + m_ErrorCode = EVUTIL_SOCKET_ERROR(); + Printf(m_ErrorMsg, "Port %d cannot be made reusable: %d (%s). Restarting the server might not work.", + a_Port, m_ErrorCode, evutil_socket_error_to_string(m_ErrorCode) + ); + LOG("%s", m_ErrorMsg.c_str()); + } + // Bind to all interfaces: sockaddr_in6 name; memset(&name, 0, sizeof(name)); @@ -209,11 +224,6 @@ bool cServerHandleImpl::Listen(UInt16 a_Port) LOGD("Creating a second socket for IPv4"); evutil_socket_t SecondSock = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP); - // Set reuse flag - #if !defined(_WIN32) - evutil_make_listen_socket_reuseable(SecondSock); - #endif - if (!IsValidSocket(SecondSock)) { err = EVUTIL_SOCKET_ERROR(); @@ -221,6 +231,16 @@ bool cServerHandleImpl::Listen(UInt16 a_Port) return true; // Report as success, the primary socket is working } + // Allow the port to be reused right after the socket closes: + if (evutil_make_listen_socket_reuseable(MainSock) != 0) + { + m_ErrorCode = EVUTIL_SOCKET_ERROR(); + Printf(m_ErrorMsg, "Port %d cannot be made reusable (second socket): %d (%s). Restarting the server might not work.", + a_Port, m_ErrorCode, evutil_socket_error_to_string(m_ErrorCode) + ); + LOG("%s", m_ErrorMsg.c_str()); + } + // Make the secondary socket nonblocking: if (evutil_make_socket_nonblocking(SecondSock) != 0) { |