mirror of
https://github.com/minetest/minetest.git
synced 2024-12-23 22:52:25 +01:00
Fix unit tests failing if IPv6 not available
See: https://github.com/minetest/minetest/issues/1526 https://github.com/minetest/minetest/issues/793
This commit is contained in:
parent
dfd15fd1d9
commit
209c0dd1af
159
src/socket.cpp
159
src/socket.cpp
@ -62,9 +62,9 @@ typedef int socket_t;
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#endif
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// Set to true to enable verbose debug output
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bool socket_enable_debug_output = false;
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bool socket_enable_debug_output = false; // yuck
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bool g_sockets_initialized = false;
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static bool g_sockets_initialized = false;
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// Initialize sockets
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void sockets_init()
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@ -111,7 +111,7 @@ Address::Address(u8 a, u8 b, u8 c, u8 d, u16 port)
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setPort(port);
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}
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Address::Address(const IPv6AddressBytes * ipv6_bytes, u16 port)
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Address::Address(const IPv6AddressBytes *ipv6_bytes, u16 port)
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{
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memset(&m_address, 0, sizeof(m_address));
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setAddress(ipv6_bytes);
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@ -119,7 +119,7 @@ Address::Address(const IPv6AddressBytes * ipv6_bytes, u16 port)
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}
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// Equality (address family, address and port must be equal)
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bool Address::operator==(Address &address)
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bool Address::operator==(const Address &address)
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{
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if(address.m_addr_family != m_addr_family || address.m_port != m_port)
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return false;
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@ -137,7 +137,7 @@ bool Address::operator==(Address &address)
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return false;
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}
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bool Address::operator!=(Address &address)
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bool Address::operator!=(const Address &address)
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{
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return !(*this == address);
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}
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@ -289,11 +289,11 @@ void Address::setAddress(u8 a, u8 b, u8 c, u8 d)
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m_address.ipv4.sin_addr.s_addr = addr;
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}
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void Address::setAddress(const IPv6AddressBytes * ipv6_bytes)
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void Address::setAddress(const IPv6AddressBytes *ipv6_bytes)
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{
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m_addr_family = AF_INET6;
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m_address.ipv6.sin6_family = AF_INET6;
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if(ipv6_bytes)
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if (ipv6_bytes)
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memcpy(m_address.ipv6.sin6_addr.s6_addr, ipv6_bytes->bytes, 16);
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else
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memset(m_address.ipv6.sin6_addr.s6_addr, 0, 16);
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@ -307,13 +307,9 @@ void Address::setPort(u16 port)
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void Address::print(std::ostream *s) const
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{
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if(m_addr_family == AF_INET6)
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{
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(*s) << "[" << serializeString() << "]:" << m_port;
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}
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*s << "[" << serializeString() << "]:" << m_port;
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else
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{
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(*s) << serializeString() << ":" << m_port;
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}
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*s << serializeString() << ":" << m_port;
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}
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/*
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@ -322,33 +318,44 @@ void Address::print(std::ostream *s) const
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UDPSocket::UDPSocket(bool ipv6)
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{
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if(g_sockets_initialized == false)
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throw SocketException("Sockets not initialized");
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init(ipv6, false);
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}
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bool UDPSocket::init(bool ipv6, bool noExceptions)
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{
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if (g_sockets_initialized == false) {
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dstream << "Sockets not initialized" << std::endl;
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return false;
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}
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// Use IPv6 if specified
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m_addr_family = ipv6 ? AF_INET6 : AF_INET;
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m_handle = socket(m_addr_family, SOCK_DGRAM, IPPROTO_UDP);
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if(socket_enable_debug_output)
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{
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if (socket_enable_debug_output) {
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dstream << "UDPSocket(" << (int) m_handle
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<< ")::UDPSocket(): ipv6 = "
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<< (ipv6 ? "true" : "false")
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<< std::endl;
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}
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if(m_handle <= 0)
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{
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throw SocketException("Failed to create socket");
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if (m_handle <= 0) {
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if (noExceptions) {
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return false;
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} else {
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throw SocketException("Failed to create socket");
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}
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}
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setTimeoutMs(0);
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return true;
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}
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UDPSocket::~UDPSocket()
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{
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if(socket_enable_debug_output)
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{
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if (socket_enable_debug_output) {
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dstream << "UDPSocket( " << (int) m_handle << ")::~UDPSocket()"
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<< std::endl;
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}
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@ -362,22 +369,19 @@ UDPSocket::~UDPSocket()
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void UDPSocket::Bind(Address addr)
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{
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if(socket_enable_debug_output)
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{
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if(socket_enable_debug_output) {
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dstream << "UDPSocket(" << (int) m_handle << ")::Bind(): "
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<< addr.serializeString() << ":"
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<< addr.getPort() << std::endl;
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}
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if (addr.getFamily() != m_addr_family)
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{
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char errmsg[] = "Socket and bind address families do not match";
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if (addr.getFamily() != m_addr_family) {
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static const char *errmsg = "Socket and bind address families do not match";
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errorstream << "Bind failed: " << errmsg << std::endl;
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throw SocketException(errmsg);
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}
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if(m_addr_family == AF_INET6)
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{
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if(m_addr_family == AF_INET6) {
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struct sockaddr_in6 address;
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memset(&address, 0, sizeof(address));
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@ -386,15 +390,12 @@ void UDPSocket::Bind(Address addr)
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address.sin6_port = htons(addr.getPort());
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if(bind(m_handle, (const struct sockaddr *) &address,
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sizeof(struct sockaddr_in6)) < 0)
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{
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sizeof(struct sockaddr_in6)) < 0) {
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dstream << (int) m_handle << ": Bind failed: "
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<< strerror(errno) << std::endl;
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throw SocketException("Failed to bind socket");
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}
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}
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else
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{
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} else {
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struct sockaddr_in address;
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memset(&address, 0, sizeof(address));
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@ -402,10 +403,9 @@ void UDPSocket::Bind(Address addr)
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address.sin_family = AF_INET;
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address.sin_port = htons(addr.getPort());
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if(bind(m_handle, (const struct sockaddr *) &address,
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sizeof(struct sockaddr_in)) < 0)
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{
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dstream << (int) m_handle << ": Bind failed: "
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if (bind(m_handle, (const struct sockaddr *) &address,
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sizeof(struct sockaddr_in)) < 0) {
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dstream << (int)m_handle << ": Bind failed: "
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<< strerror(errno) << std::endl;
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throw SocketException("Failed to bind socket");
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}
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@ -417,40 +417,35 @@ void UDPSocket::Send(const Address & destination, const void * data, int size)
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bool dumping_packet = false; // for INTERNET_SIMULATOR
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if(INTERNET_SIMULATOR)
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dumping_packet = (myrand() % INTERNET_SIMULATOR_PACKET_LOSS == 0);
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dumping_packet = myrand() % INTERNET_SIMULATOR_PACKET_LOSS == 0;
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if(socket_enable_debug_output)
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{
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if(socket_enable_debug_output) {
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// Print packet destination and size
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dstream << (int) m_handle << " -> ";
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dstream << (int)m_handle << " -> ";
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destination.print(&dstream);
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dstream << ", size=" << size;
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// Print packet contents
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dstream << ", data=";
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for(int i = 0; i < size && i < 20; i++)
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{
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for(int i = 0; i < size && i < 20; i++) {
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if(i % 2 == 0)
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dstream << " ";
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unsigned int a = ((const unsigned char *) data)[i];
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dstream << std::hex << std::setw(2) << std::setfill('0')
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<< a;
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unsigned int a = ((const unsigned char *)data)[i];
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dstream << std::hex << std::setw(2) << std::setfill('0') << a;
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}
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if(size > 20)
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dstream << "...";
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if(dumping_packet)
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dstream << " (DUMPED BY INTERNET_SIMULATOR)";
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dstream << std::endl;
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}
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if(dumping_packet)
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{
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if(dumping_packet) {
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// Lol let's forget it
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dstream << "UDPSocket::Send(): "
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"INTERNET_SIMULATOR: dumping packet."
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dstream << "UDPSocket::Send(): INTERNET_SIMULATOR: dumping packet."
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<< std::endl;
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return;
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}
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@ -459,38 +454,30 @@ void UDPSocket::Send(const Address & destination, const void * data, int size)
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throw SendFailedException("Address family mismatch");
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int sent;
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if(m_addr_family == AF_INET6)
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{
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if(m_addr_family == AF_INET6) {
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struct sockaddr_in6 address = destination.getAddress6();
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address.sin6_port = htons(destination.getPort());
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sent = sendto(m_handle, (const char *) data, size,
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0, (struct sockaddr *) &address, sizeof(struct sockaddr_in6));
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}
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else
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{
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sent = sendto(m_handle, (const char *)data, size,
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0, (struct sockaddr *)&address, sizeof(struct sockaddr_in6));
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} else {
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struct sockaddr_in address = destination.getAddress();
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address.sin_port = htons(destination.getPort());
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sent = sendto(m_handle, (const char *) data, size,
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0, (struct sockaddr *) &address, sizeof(struct sockaddr_in));
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sent = sendto(m_handle, (const char *)data, size,
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0, (struct sockaddr *)&address, sizeof(struct sockaddr_in));
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}
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if(sent != size)
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{
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throw SendFailedException("Failed to send packet");
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}
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}
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int UDPSocket::Receive(Address & sender, void * data, int size)
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int UDPSocket::Receive(Address & sender, void *data, int size)
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{
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// Return on timeout
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if(WaitData(m_timeout_ms) == false)
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{
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return -1;
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}
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int received;
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if(m_addr_family == AF_INET6)
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{
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if (m_addr_family == AF_INET6) {
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struct sockaddr_in6 address;
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memset(&address, 0, sizeof(address));
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socklen_t address_len = sizeof(address);
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@ -505,16 +492,14 @@ int UDPSocket::Receive(Address & sender, void * data, int size)
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IPv6AddressBytes bytes;
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memcpy(bytes.bytes, address.sin6_addr.s6_addr, 16);
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sender = Address(&bytes, address_port);
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}
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else
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{
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} else {
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struct sockaddr_in address;
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memset(&address, 0, sizeof(address));
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socklen_t address_len = sizeof(address);
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received = recvfrom(m_handle, (char *) data,
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size, 0, (struct sockaddr *) &address, &address_len);
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received = recvfrom(m_handle, (char *)data,
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size, 0, (struct sockaddr *)&address, &address_len);
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if(received < 0)
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return -1;
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@ -525,8 +510,7 @@ int UDPSocket::Receive(Address & sender, void * data, int size)
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sender = Address(address_ip, address_port);
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}
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if(socket_enable_debug_output)
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{
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if (socket_enable_debug_output) {
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// Print packet sender and size
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dstream << (int) m_handle << " <- ";
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sender.print(&dstream);
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@ -534,13 +518,11 @@ int UDPSocket::Receive(Address & sender, void * data, int size)
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// Print packet contents
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dstream << ", data=";
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for(int i = 0; i < received && i < 20; i++)
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{
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for(int i = 0; i < received && i < 20; i++) {
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if(i % 2 == 0)
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dstream << " ";
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unsigned int a = ((const unsigned char *) data)[i];
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dstream << std::hex << std::setw(2) << std::setfill('0')
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<< a;
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dstream << std::hex << std::setw(2) << std::setfill('0') << a;
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}
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if(received > 20)
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dstream << "...";
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@ -578,15 +560,14 @@ bool UDPSocket::WaitData(int timeout_ms)
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// select()
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result = select(m_handle+1, &readset, NULL, NULL, &tv);
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if(result == 0)
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if (result == 0)
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return false;
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else if(result < 0 && (errno == EINTR || errno == EBADF))
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else if (result < 0 && (errno == EINTR || errno == EBADF)) {
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// N.B. select() fails when sockets are destroyed on Connection's dtor
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// with EBADF. Instead of doing tricky synchronization, allow this
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// thread to exit but don't throw an exception.
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return false;
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else if(result < 0)
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{
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} else if (result < 0) {
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dstream << (int) m_handle << ": Select failed: "
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<< strerror(errno) << std::endl;
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@ -602,9 +583,7 @@ bool UDPSocket::WaitData(int timeout_ms)
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#endif
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throw SocketException("Select failed");
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}
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else if(FD_ISSET(m_handle, &readset) == false)
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{
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} else if(FD_ISSET(m_handle, &readset) == false) {
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// No data
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return false;
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}
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12
src/socket.h
12
src/socket.h
@ -85,16 +85,16 @@ public:
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Address();
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Address(u32 address, u16 port);
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Address(u8 a, u8 b, u8 c, u8 d, u16 port);
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Address(const IPv6AddressBytes * ipv6_bytes, u16 port);
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bool operator==(Address &address);
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bool operator!=(Address &address);
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Address(const IPv6AddressBytes *ipv6_bytes, u16 port);
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bool operator==(const Address &address);
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bool operator!=(const Address &address);
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// Resolve() may throw ResolveError (address is unchanged in this case)
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void Resolve(const char *name);
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struct sockaddr_in getAddress() const;
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unsigned short getPort() const;
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void setAddress(u32 address);
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void setAddress(u8 a, u8 b, u8 c, u8 d);
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void setAddress(const IPv6AddressBytes * ipv6_bytes);
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void setAddress(const IPv6AddressBytes *ipv6_bytes);
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struct sockaddr_in6 getAddress6() const;
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int getFamily() const;
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bool isIPv6() const;
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@ -115,9 +115,13 @@ private:
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class UDPSocket
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{
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public:
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UDPSocket() { }
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UDPSocket(bool ipv6);
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~UDPSocket();
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void Bind(Address addr);
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bool init(bool ipv6, bool noExceptions = false);
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//void Close();
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//bool IsOpen();
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void Send(const Address & destination, const void * data, int size);
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87
src/test.cpp
87
src/test.cpp
@ -1513,35 +1513,46 @@ struct TestSocket: public TestBase
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// IPv6 socket test
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{
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UDPSocket socket6(true);
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socket6.Bind(address6);
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UDPSocket socket6;
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const char sendbuffer[] = "hello world!";
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IPv6AddressBytes bytes;
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bytes.bytes[15] = 1;
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try {
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socket6.Send(Address(&bytes, port), sendbuffer, sizeof(sendbuffer));
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if (!socket6.init(true, true)) {
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/* Note: Failing to create an IPv6 socket is not technically an
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error because the OS may not support IPv6 or it may
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have been disabled. IPv6 is not /required/ by
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minetest and therefore this should not cause the unit
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test to fail
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*/
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dstream << "WARNING: IPv6 socket creation failed (unit test)"
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<< std::endl;
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} else {
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const char sendbuffer[] = "hello world!";
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IPv6AddressBytes bytes;
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bytes.bytes[15] = 1;
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sleep_ms(50);
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socket6.Bind(address6);
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char rcvbuffer[256];
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memset(rcvbuffer, 0, sizeof(rcvbuffer));
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Address sender;
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for(;;)
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{
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int bytes_read = socket6.Receive(sender, rcvbuffer, sizeof(rcvbuffer));
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if(bytes_read < 0)
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break;
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try {
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socket6.Send(Address(&bytes, port), sendbuffer, sizeof(sendbuffer));
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sleep_ms(50);
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char rcvbuffer[256] = { 0 };
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Address sender;
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for(;;) {
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if (socket6.Receive(sender, rcvbuffer, sizeof(rcvbuffer )) < 0)
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break;
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}
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//FIXME: This fails on some systems
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UASSERT(strncmp(sendbuffer, rcvbuffer, sizeof(sendbuffer)) == 0);
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UASSERT(memcmp(sender.getAddress6().sin6_addr.s6_addr,
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Address(&bytes, 0).getAddress6().sin6_addr.s6_addr, 16) == 0);
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}
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catch (SendFailedException e) {
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errorstream << "IPv6 support enabled but not available!"
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<< std::endl;
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}
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//FIXME: This fails on some systems
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UASSERT(strncmp(sendbuffer, rcvbuffer, sizeof(sendbuffer))==0);
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UASSERT(memcmp(sender.getAddress6().sin6_addr.s6_addr, Address(&bytes, 0).getAddress6().sin6_addr.s6_addr, 16) == 0);
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}
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catch (SendFailedException e) {
|
||||
errorstream << "IPv6 support enabled but not available!" << std::endl;
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
// IPv4 socket test
|
||||
@ -1550,22 +1561,20 @@ struct TestSocket: public TestBase
|
||||
socket.Bind(address);
|
||||
|
||||
const char sendbuffer[] = "hello world!";
|
||||
socket.Send(Address(127,0,0,1,port), sendbuffer, sizeof(sendbuffer));
|
||||
socket.Send(Address(127, 0, 0 ,1, port), sendbuffer, sizeof(sendbuffer));
|
||||
|
||||
sleep_ms(50);
|
||||
|
||||
char rcvbuffer[256];
|
||||
memset(rcvbuffer, 0, sizeof(rcvbuffer));
|
||||
char rcvbuffer[256] = { 0 };
|
||||
Address sender;
|
||||
for(;;)
|
||||
{
|
||||
int bytes_read = socket.Receive(sender, rcvbuffer, sizeof(rcvbuffer));
|
||||
if(bytes_read < 0)
|
||||
for(;;) {
|
||||
if (socket.Receive(sender, rcvbuffer, sizeof(rcvbuffer)) < 0)
|
||||
break;
|
||||
}
|
||||
//FIXME: This fails on some systems
|
||||
UASSERT(strncmp(sendbuffer, rcvbuffer, sizeof(sendbuffer))==0);
|
||||
UASSERT(sender.getAddress().sin_addr.s_addr == Address(127,0,0,1, 0).getAddress().sin_addr.s_addr);
|
||||
UASSERT(strncmp(sendbuffer, rcvbuffer, sizeof(sendbuffer)) == 0);
|
||||
UASSERT(sender.getAddress().sin_addr.s_addr ==
|
||||
Address(127, 0, 0, 1, 0).getAddress().sin_addr.s_addr);
|
||||
}
|
||||
}
|
||||
};
|
||||
@ -1585,7 +1594,7 @@ struct TestConnection: public TestBase
|
||||
SharedBuffer<u8> data1(1);
|
||||
data1[0] = 100;
|
||||
Address a(127,0,0,1, 10);
|
||||
u16 seqnum = 34352;
|
||||
const u16 seqnum = 34352;
|
||||
|
||||
con::BufferedPacket p1 = con::makePacket(a, data1,
|
||||
proto_id, peer_id, channel);
|
||||
@ -1978,23 +1987,21 @@ struct TestConnection: public TestBase
|
||||
}
|
||||
};
|
||||
|
||||
#define TEST(X)\
|
||||
{\
|
||||
#define TEST(X) do {\
|
||||
X x;\
|
||||
infostream<<"Running " #X <<std::endl;\
|
||||
x.Run();\
|
||||
tests_run++;\
|
||||
tests_failed += x.test_failed ? 1 : 0;\
|
||||
}
|
||||
} while (0)
|
||||
|
||||
#define TESTPARAMS(X, ...)\
|
||||
{\
|
||||
#define TESTPARAMS(X, ...) do {\
|
||||
X x;\
|
||||
infostream<<"Running " #X <<std::endl;\
|
||||
x.Run(__VA_ARGS__);\
|
||||
tests_run++;\
|
||||
tests_failed += x.test_failed ? 1 : 0;\
|
||||
}
|
||||
} while (0)
|
||||
|
||||
void run_tests()
|
||||
{
|
||||
|
Loading…
Reference in New Issue
Block a user