Change: reworded many of the network errors during connect/listen (#9230)

Also changed some levels to 0, as a failing listen() is something
we should tell the user about. Hiding this information is a bit
evil.
This commit is contained in:
Patric Stout 2021-05-10 13:40:28 +02:00 committed by GitHub
parent b7dd602dcd
commit 8f4a612a7c
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2 changed files with 19 additions and 12 deletions

View File

@ -311,49 +311,52 @@ SOCKET NetworkAddress::Resolve(int family, int socktype, int flags, SocketList *
*/
static SOCKET ListenLoopProc(addrinfo *runp)
{
const char *type = NetworkAddress::SocketTypeAsString(runp->ai_socktype);
const char *family = NetworkAddress::AddressFamilyAsString(runp->ai_family);
std::string address = NetworkAddress(runp->ai_addr, (int)runp->ai_addrlen).GetAddressAsString();
SOCKET sock = socket(runp->ai_family, runp->ai_socktype, runp->ai_protocol);
if (sock == INVALID_SOCKET) {
DEBUG(net, 0, "[%s] could not create %s socket on port %s: %s", type, family, address.c_str(), NetworkError::GetLast().AsString());
const char *type = NetworkAddress::SocketTypeAsString(runp->ai_socktype);
const char *family = NetworkAddress::AddressFamilyAsString(runp->ai_family);
DEBUG(net, 0, "Could not create %s %s socket: %s", type, family, NetworkError::GetLast().AsString());
return INVALID_SOCKET;
}
if (runp->ai_socktype == SOCK_STREAM && !SetNoDelay(sock)) {
DEBUG(net, 3, "[%s] setting TCP_NODELAY failed for port %s", type, address.c_str());
DEBUG(net, 1, "Setting no-delay mode failed: %s", NetworkError::GetLast().AsString());
}
int on = 1;
/* The (const char*) cast is needed for windows!! */
if (setsockopt(sock, SOL_SOCKET, SO_REUSEADDR, (const char*)&on, sizeof(on)) == -1) {
DEBUG(net, 3, "[%s] could not set reusable %s sockets for port %s: %s", type, family, address.c_str(), NetworkError::GetLast().AsString());
DEBUG(net, 0, "Setting reuse-address mode failed: %s", NetworkError::GetLast().AsString());
}
#ifndef __OS2__
if (runp->ai_family == AF_INET6 &&
setsockopt(sock, IPPROTO_IPV6, IPV6_V6ONLY, (const char*)&on, sizeof(on)) == -1) {
DEBUG(net, 3, "[%s] could not disable IPv4 over IPv6 on port %s: %s", type, address.c_str(), NetworkError::GetLast().AsString());
DEBUG(net, 3, "Could not disable IPv4 over IPv6: %s", NetworkError::GetLast().AsString());
}
#endif
if (bind(sock, runp->ai_addr, (int)runp->ai_addrlen) != 0) {
DEBUG(net, 1, "[%s] could not bind on %s port %s: %s", type, family, address.c_str(), NetworkError::GetLast().AsString());
DEBUG(net, 0, "Could not bind socket on %s: %s", address.c_str(), NetworkError::GetLast().AsString());
closesocket(sock);
return INVALID_SOCKET;
}
if (runp->ai_socktype != SOCK_DGRAM && listen(sock, 1) != 0) {
DEBUG(net, 1, "[%s] could not listen at %s port %s: %s", type, family, address.c_str(), NetworkError::GetLast().AsString());
DEBUG(net, 0, "Could not listen on socket: %s", NetworkError::GetLast().AsString());
closesocket(sock);
return INVALID_SOCKET;
}
/* Connection succeeded */
if (!SetNonBlocking(sock)) DEBUG(net, 0, "[%s] setting non-blocking mode failed for %s port %s", type, family, address.c_str());
DEBUG(net, 1, "[%s] listening on %s port %s", type, family, address.c_str());
if (!SetNonBlocking(sock)) {
DEBUG(net, 0, "Setting non-blocking mode failed: %s", NetworkError::GetLast().AsString());
}
DEBUG(net, 1, "Listening on %s", address.c_str());
return sock;
}

View File

@ -64,8 +64,12 @@ void TCPConnecter::Connect(addrinfo *address)
return;
}
if (!SetNoDelay(sock)) DEBUG(net, 1, "Setting TCP_NODELAY failed");
if (!SetNonBlocking(sock)) DEBUG(net, 0, "Setting non-blocking mode failed");
if (!SetNoDelay(sock)) {
DEBUG(net, 1, "Setting TCP_NODELAY failed: %s", NetworkError::GetLast().AsString());
}
if (!SetNonBlocking(sock)) {
DEBUG(net, 0, "Setting non-blocking mode failed: %s", NetworkError::GetLast().AsString());
}
NetworkAddress network_address = NetworkAddress(address->ai_addr, (int)address->ai_addrlen);
DEBUG(net, 4, "Attempting to connect to %s", network_address.GetAddressAsString().c_str());