summaryrefslogtreecommitdiff
path: root/src/network
diff options
context:
space:
mode:
authorrubidium <rubidium@openttd.org>2009-05-06 09:52:52 +0000
committerrubidium <rubidium@openttd.org>2009-05-06 09:52:52 +0000
commit951b9e76153380e97cadab2c6a0ac3454539bb6f (patch)
treef6f2235e26b9e295c7cc5556d39b8d9223f1a40e /src/network
parent29675278c4543f54a3e91227a3bb925c4ec7a595 (diff)
downloadopenttd-951b9e76153380e97cadab2c6a0ac3454539bb6f.tar.xz
(svn r16238) -Change: improve/clarify some network related debug "error" messages by adding more information to them. Also give some clues on how to fix certain issues (like failing advertising).
Diffstat (limited to 'src/network')
-rw-r--r--src/network/core/address.cpp57
-rw-r--r--src/network/core/address.h16
-rw-r--r--src/network/network_udp.cpp22
3 files changed, 77 insertions, 18 deletions
diff --git a/src/network/core/address.cpp b/src/network/core/address.cpp
index 54e7bc0d0..ecf7e2e1a 100644
--- a/src/network/core/address.cpp
+++ b/src/network/core/address.cpp
@@ -195,7 +195,8 @@ SOCKET NetworkAddress::Resolve(int family, int socktype, int flags, SocketList *
if (e != 0) {
if (func != ResolveLoopProc) {
- DEBUG(net, 0, "getaddrinfo(%s, %s) failed: %s", this->hostname, port_name, FS2OTTD(gai_strerror(e)));
+ DEBUG(net, 0, "getaddrinfo for hostname \"%s\", port %s, address family %s and socket type %s failed: %s",
+ this->hostname, port_name, AddressFamilyAsString(family), SocketTypeAsString(socktype), FS2OTTD(gai_strerror(e)));
}
return INVALID_SOCKET;
}
@@ -235,22 +236,28 @@ SOCKET NetworkAddress::Resolve(int family, int socktype, int flags, SocketList *
*/
static SOCKET ConnectLoopProc(addrinfo *runp)
{
+ const char *type = NetworkAddress::SocketTypeAsString(runp->ai_socktype);
+ const char *family = NetworkAddress::AddressFamilyAsString(runp->ai_family);
+ const char *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, 1, "Could not create socket: %s", strerror(errno));
+ DEBUG(net, 1, "[%s] could not create %s socket: %s", type, family, strerror(errno));
return INVALID_SOCKET;
}
- if (!SetNoDelay(sock)) DEBUG(net, 1, "Setting TCP_NODELAY failed");
+ if (!SetNoDelay(sock)) DEBUG(net, 1, "[%s] setting TCP_NODELAY failed", type);
if (connect(sock, runp->ai_addr, (int)runp->ai_addrlen) != 0) {
- DEBUG(net, 1, "Could not connect socket: %s", strerror(errno));
+ DEBUG(net, 1, "[%s] could not connect %s socket: %s", type, family, strerror(errno));
closesocket(sock);
return INVALID_SOCKET;
}
/* Connection succeeded */
- if (!SetNonBlocking(sock)) DEBUG(net, 0, "Setting non-blocking mode failed");
+ if (!SetNonBlocking(sock)) DEBUG(net, 0, "[%s] setting non-blocking mode failed", type);
+
+ DEBUG(net, 1, "[%s] connected to %s", type, address);
return sock;
}
@@ -259,7 +266,7 @@ SOCKET NetworkAddress::Connect()
{
DEBUG(net, 1, "Connecting to %s", this->GetAddressAsString());
- return this->Resolve(0, SOCK_STREAM, AI_ADDRCONFIG, NULL, ConnectLoopProc);
+ return this->Resolve(AF_UNSPEC, SOCK_STREAM, AI_ADDRCONFIG, NULL, ConnectLoopProc);
}
/**
@@ -269,46 +276,47 @@ SOCKET NetworkAddress::Connect()
*/
static SOCKET ListenLoopProc(addrinfo *runp)
{
- const char *type = runp->ai_socktype == SOCK_STREAM ? "tcp" : "udp";
+ const char *type = NetworkAddress::SocketTypeAsString(runp->ai_socktype);
+ const char *family = NetworkAddress::AddressFamilyAsString(runp->ai_family);
const char *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 socket on port %s: %s", type, address, strerror(errno));
+ DEBUG(net, 0, "[%s] could not create %s socket on port %s: %s", type, family, address, strerror(errno));
return INVALID_SOCKET;
}
if (runp->ai_socktype == SOCK_STREAM && !SetNoDelay(sock)) {
- DEBUG(net, 3, "[%s] Setting TCP_NODELAY failed for port %s", type, address);
+ DEBUG(net, 3, "[%s] setting TCP_NODELAY failed for port %s", type, address);
}
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 sockets for port %s: %s", type, address, strerror(errno));
+ DEBUG(net, 3, "[%s] could not set reusable %s sockets for port %s: %s", type, family, address, strerror(errno));
}
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, strerror(errno));
+ DEBUG(net, 3, "[%s] could not disable IPv4 over IPv6 on port %s: %s", type, address, strerror(errno));
}
if (bind(sock, runp->ai_addr, (int)runp->ai_addrlen) != 0) {
- DEBUG(net, 1, "[%s] Could not bind on port %s: %s", type, address, strerror(errno));
+ DEBUG(net, 1, "[%s] could not bind on %s port %s: %s", type, family, address, strerror(errno));
closesocket(sock);
return INVALID_SOCKET;
}
if (runp->ai_socktype != SOCK_DGRAM && listen(sock, 1) != 0) {
- DEBUG(net, 1, "[%s] Could not listen at port %s: %s", type, address, strerror(errno));
+ DEBUG(net, 1, "[%s] could not listen at % port %s: %s", type, family, address, strerror(errno));
closesocket(sock);
return INVALID_SOCKET;
}
/* Connection succeeded */
- if (!SetNonBlocking(sock)) DEBUG(net, 0, "[%s] Setting non-blocking mode failed for port %s", type, address);
+ if (!SetNonBlocking(sock)) DEBUG(net, 0, "[%s] setting non-blocking mode failed for %s port %s", type, family, address);
- DEBUG(net, 1, "[%s] Listening on port %s", type, address);
+ DEBUG(net, 1, "[%s] listening on %s port %s", type, family, address);
return sock;
}
@@ -328,4 +336,23 @@ void NetworkAddress::Listen(int socktype, SocketList *sockets)
}
}
+/* static */ const char *NetworkAddress::SocketTypeAsString(int socktype)
+{
+ switch (socktype) {
+ case SOCK_STREAM: return "tcp";
+ case SOCK_DGRAM: return "udp";
+ default: return "unsupported";
+ }
+}
+
+/* static */ const char *NetworkAddress::AddressFamilyAsString(int family)
+{
+ switch (family) {
+ case AF_UNSPEC: return "either IPv4 or IPv6";
+ case AF_INET: return "IPv4";
+ case AF_INET6: return "IPv6";
+ default: return "unsupported";
+ }
+}
+
#endif /* ENABLE_NETWORK */
diff --git a/src/network/core/address.h b/src/network/core/address.h
index ecf6efa60..7d8d61ba1 100644
--- a/src/network/core/address.h
+++ b/src/network/core/address.h
@@ -238,6 +238,22 @@ public:
* @param sockets the list of sockets to add the sockets to
*/
void Listen(int socktype, SocketList *sockets);
+
+ /**
+ * Convert the socket type into a string
+ * @param socktype the socket type to convert
+ * @return the string representation
+ * @note only works for SOCK_STREAM and SOCK_DGRAM
+ */
+ static const char *SocketTypeAsString(int socktype);
+
+ /**
+ * Convert the address family into a string
+ * @param family the family to convert
+ * @return the string representation
+ * @note only works for AF_INET, AF_INET6 and AF_UNSPEC
+ */
+ static const char *AddressFamilyAsString(int family);
};
#endif /* ENABLE_NETWORK */
diff --git a/src/network/network_udp.cpp b/src/network/network_udp.cpp
index efb8883be..59fbd7dc6 100644
--- a/src/network/network_udp.cpp
+++ b/src/network/network_udp.cpp
@@ -55,7 +55,7 @@ public:
DEF_UDP_RECEIVE_COMMAND(Master, PACKET_UDP_MASTER_ACK_REGISTER)
{
_network_advertise_retries = 0;
- DEBUG(net, 2, "[udp] advertising on master server successful");
+ DEBUG(net, 2, "[udp] advertising on master server successful (%s)", NetworkAddress::AddressFamilyAsString(client_addr->GetAddress()->ss_family));
/* We are advertised, but we don't want to! */
if (!_settings_client.network.server_advertise) NetworkUDPRemoveAdvertise(false);
@@ -64,7 +64,7 @@ DEF_UDP_RECEIVE_COMMAND(Master, PACKET_UDP_MASTER_ACK_REGISTER)
DEF_UDP_RECEIVE_COMMAND(Master, PACKET_UDP_MASTER_SESSION_KEY)
{
_session_key = p->Recv_uint64();
- DEBUG(net, 2, "[udp] received new session key from master server");
+ DEBUG(net, 2, "[udp] received new session key from master server (%s)", NetworkAddress::AddressFamilyAsString(client_addr->GetAddress()->ss_family));
}
///*** Communication with clients (we are server) ***/
@@ -116,7 +116,7 @@ DEF_UDP_RECEIVE_COMMAND(Server, PACKET_UDP_CLIENT_FIND_SERVER)
/* Let the client know that we are here */
this->SendPacket(&packet, client_addr);
- DEBUG(net, 2, "[udp] queried from '%s'", client_addr->GetHostname());
+ DEBUG(net, 2, "[udp] queried from %s", client_addr->GetHostname());
}
DEF_UDP_RECEIVE_COMMAND(Server, PACKET_UDP_CLIENT_DETAIL_INFO)
@@ -495,6 +495,22 @@ void NetworkUDPAdvertiseThread(void *pntr)
DEBUG(net, 1, "[udp] advertising to master server");
+ /* Add a bit more messaging when we cannot get a session key */
+ static byte session_key_retries = 0;
+ if (_session_key == 0 && session_key_retries++ == 2) {
+ DEBUG(net, 0, "[udp] advertising to the master server is failing");
+ DEBUG(net, 0, "[udp] we are not receiving the session key from the server");
+ DEBUG(net, 0, "[udp] please allow udp packets from %s to you to be delivered", out_addr.GetAddressAsString(false));
+ DEBUG(net, 0, "[udp] please allow udp packets from you to %s to be delivered", out_addr.GetAddressAsString(false));
+ }
+ if (_session_key != 0 && _network_advertise_retries == 0) {
+ DEBUG(net, 0, "[udp] advertising to the master server is failing");
+ DEBUG(net, 0, "[udp] we are not receiving the acknowledgement from the server");
+ DEBUG(net, 0, "[udp] this usually means that the master server cannot reach us");
+ DEBUG(net, 0, "[udp] please allow udp and tcp packets to port %s to be delivered", _settings_client.network.server_port);
+ DEBUG(net, 0, "[udp] please allow udp and tcp packets from port %s to be delivered", _settings_client.network.server_port);
+ }
+
/* Send the packet */
Packet p(PACKET_UDP_SERVER_REGISTER);
/* Packet is: WELCOME_MESSAGE, Version, server_port */