static PyObject *
UDP_func_getsockname(UDP *self)
{
int r, namelen;
char ip[INET6_ADDRSTRLEN];
struct sockaddr sockname;
struct sockaddr_in *addr4;
struct sockaddr_in6 *addr6;
namelen = sizeof(sockname);
RAISE_IF_HANDLE_NOT_INITIALIZED(self, NULL);
RAISE_IF_HANDLE_CLOSED(self, PyExc_HandleClosedError, NULL);
r = uv_udp_getsockname((uv_udp_t *)UV_HANDLE(self), &sockname, &namelen);
if (r != 0) {
RAISE_UV_EXCEPTION(UV_HANDLE_LOOP(self), PyExc_UDPError);
return NULL;
}
if (sockname.sa_family == AF_INET) {
addr4 = (struct sockaddr_in*)&sockname;
uv_ip4_name(addr4, ip, INET_ADDRSTRLEN);
return Py_BuildValue("si", ip, ntohs(addr4->sin_port));
} else if (sockname.sa_family == AF_INET6) {
addr6 = (struct sockaddr_in6*)&sockname;
uv_ip6_name(addr6, ip, INET6_ADDRSTRLEN);
return Py_BuildValue("si", ip, ntohs(addr6->sin6_port));
} else {
PyErr_SetString(PyExc_UDPError, "unknown address type detected");
return NULL;
}
}
void UvTcpSocket::on_connection1(uv_stream_t* stream, int status)
{
uv_stream_t* client = NULL;
int conditon = SOCKET_READABLE;
do
{
m_newConnection = NULL;
ASSERT(status == 0);
if (status)
{
print_info("connection error\r\n");
break;
}
client = (uv_stream_t*)malloc(sizeof uv_tcp_t);
int ret = uv_tcp_init((uv_loop_t*)m_env->TaskScheduler()->loopHandle(), (uv_tcp_t*)client);
ASSERT(ret == 0);
if (ret)
{
LOG_ERROR("tcp error \r\n");
break;
}
ret = uv_accept(stream,(uv_stream_t*)client);
ASSERT(ret == 0);
if(ret)
{
LOG_ERROR("accept error\r\n");
break;
}
struct sockaddr_in addrIn ;
int addrSize = sizeof(sockaddr);
uv_tcp_getsockname((uv_tcp_t*)client, (sockaddr*)&addrIn, &addrSize);
struct sockaddr_in addrInPeer ;
uv_tcp_getpeername((uv_tcp_t*)client, (sockaddr*)&addrInPeer, &addrSize);
char serverIp[128],client[128];
uv_ip4_name(&addrInPeer,client,128);
uv_ip4_name(&addrIn,serverIp,128);
LOG_DEBUG("%s:%d accept connection from %s:%d",serverIp,
htons(addrIn.sin_port),client,htons(addrInPeer.sin_port));
m_newConnection = new UvTcpSocket(m_env,(uv_tcp_t*)client);
if(m_ioHandlerProc)
m_ioHandlerProc(m_ClientData, conditon);
return ;
} while (0);
conditon |= SOCKET_EXCEPTION;
if(m_ioHandlerProc)
m_ioHandlerProc(m_ClientData, conditon);
if(client)
free(client);
}
static int luv_interface_addresses(lua_State* L) {
uv_interface_address_t* interfaces;
int count, i;
char ip[INET6_ADDRSTRLEN];
char netmask[INET6_ADDRSTRLEN];
uv_interface_addresses(&interfaces, &count);
lua_newtable(L);
for (i = 0; i < count; i++) {
lua_getfield(L, -1, interfaces[i].name);
if (!lua_istable(L, -1)) {
lua_pop(L, 1);
lua_newtable(L);
lua_pushvalue(L, -1);
lua_setfield(L, -3, interfaces[i].name);
}
lua_newtable(L);
lua_pushboolean(L, interfaces[i].is_internal);
lua_setfield(L, -2, "internal");
lua_pushlstring(L, interfaces[i].phys_addr, sizeof(interfaces[i].phys_addr));
lua_setfield(L, -2, "mac");
if (interfaces[i].address.address4.sin_family == AF_INET) {
uv_ip4_name(&interfaces[i].address.address4, ip, sizeof(ip));
uv_ip4_name(&interfaces[i].netmask.netmask4, netmask, sizeof(netmask));
} else if (interfaces[i].address.address4.sin_family == AF_INET6) {
uv_ip6_name(&interfaces[i].address.address6, ip, sizeof(ip));
uv_ip6_name(&interfaces[i].netmask.netmask6, netmask, sizeof(netmask));
} else {
strncpy(ip, "<unknown sa family>", INET6_ADDRSTRLEN);
strncpy(netmask, "<unknown sa family>", INET6_ADDRSTRLEN);
}
lua_pushstring(L, ip);
lua_setfield(L, -2, "ip");
lua_pushstring(L, netmask);
lua_setfield(L, -2, "netmask");
lua_pushstring(L, luv_af_num_to_string(interfaces[i].address.address4.sin_family));
lua_setfield(L, -2, "family");
lua_rawseti(L, -2, lua_rawlen (L, -2) + 1);
lua_pop(L, 1);
}
uv_free_interface_addresses(interfaces, count);
return 1;
}
void UDPClient::on_read(uv_udp_t *req, ssize_t nread, const uv_buf_t *buf, const struct sockaddr *addr,
unsigned flags) {
UDPClient *serverPtr = (UDPClient *) req->data;
if (nread < 0) {
if (nread == -4095) {
logger.log("UDPClient", "Socket closed.", LogLevel::warning);
//std::cerr << "socket closed";
serverPtr->disconnect(true);
}
fprintf(stderr, "Read error %s\n", uv_err_name(nread));
uv_close((uv_handle_t *) req, NULL);
return;
} else if (nread == 0) {
//nothing
} else {
char sender[17] = {0};
uv_ip4_name((const struct sockaddr_in *) addr, sender, 16);
if (serverPtr->_onMessage != NULL) {
serverPtr->_onMessage(std::string(buf->base, nread), std::string(sender));
}
if (serverPtr->onMessageBin != NULL) {
serverPtr->onMessageBin(buf->base, nread, std::string(sender));
}
}
free(buf->base);
}
extern bool sockaddr_host(struct sockaddr* addr, char* host, uint32_t host_len, bool* ipv6, uint16_t* port)
{
uint16_t family = addr->sa_family;
if (family == AF_INET) {
if (host != NULL) {
uv_ip4_name((sockaddr_in*)addr, host, host_len);
}
if (ipv6 != NULL) {
*ipv6 = false;
}
if (port != NULL) {
*port = ntohs(((sockaddr_in*)addr)->sin_port);
}
return true;
}
if (family == AF_INET6) {
if (host != NULL) {
uv_ip6_name((sockaddr_in6*)addr, host, host_len);
}
if (ipv6 != NULL) {
*ipv6 = true;
}
if (port != NULL) {
*port = ntohs(((sockaddr_in6*)addr)->sin6_port);
}
return true;
}
return false;
}
/* Modified from Python Modules/socketmodule.c */
static PyObject *
makesockaddr(struct sockaddr *addr, int addrlen)
{
struct sockaddr_in *addr4;
struct sockaddr_in6 *addr6;
char ip[INET6_ADDRSTRLEN];
if (addrlen == 0) {
/* No address */
Py_RETURN_NONE;
}
switch (addr->sa_family) {
case AF_INET:
{
addr4 = (struct sockaddr_in*)addr;
uv_ip4_name(addr4, ip, INET_ADDRSTRLEN);
return Py_BuildValue("si", ip, ntohs(addr4->sin_port));
}
case AF_INET6:
{
addr6 = (struct sockaddr_in6*)addr;
uv_ip6_name(addr6, ip, INET6_ADDRSTRLEN);
return Py_BuildValue("siii", ip, ntohs(addr6->sin6_port), addr6->sin6_flowinfo, addr6->sin6_scope_id);
}
default:
/* If we don't know the address family, don't raise an exception -- return it as a tuple. */
return Py_BuildValue("is#", addr->sa_family, addr->sa_data, sizeof(addr->sa_data));
}
}
void
on_resolved(uv_getaddrinfo_t *req, int status, struct addrinfo *res)
{
if (status != 0) {
printf("on resolved failed: %s\n", uv_strerror(status));
exit(-1);
}
uv_loop_t *loop = req->loop;
task *task = (struct task*)req->data;
http_request *request = task->head_request;
task->addrinfo = res;
char addr[17] = { 0 };
uv_ip4_name((struct sockaddr_in*)res->ai_addr, addr, 16);
printf("resolver ip %s\n", addr);
struct sockaddr_in dest;
uv_ip4_addr(addr, http_url_get_port(task->url), &dest);
uv_tcp_init(loop, request->stream);
request->stream->data = task;
uv_tcp_connect(request->connect, request->stream, (const struct sockaddr*)&dest, send_head_request);
free(req);
}
static void udp_recv(uv_udp_t* handle,
ssize_t nread,
uv_buf_t buf,
struct sockaddr* addr,
unsigned flags) {
struct sockaddr sockname;
char ip[20];
int namelen;
int r;
ASSERT(nread >= 0);
if (nread == 0) {
free(buf.base);
return;
}
namelen = sizeof(sockname);
r = uv_getsockname((uv_handle_t*)&udp, &sockname, &namelen);
if (r != 0) {
fprintf(stderr, "uv_getsockname error (connector) %d\n", uv_last_error(loop).code);
}
ASSERT(r == 0);
r = uv_ip4_name((struct sockaddr_in*)&sockname, ip, 20);
ASSERT(r == 0);
printf("sockname = %s\n", ip);
getsocknamecount++;
uv_close((uv_handle_t*) &udp, NULL);
uv_close((uv_handle_t*) handle, NULL);
}
static int tcp_get_peerip(lua_State *l)
{
tcp_udata_t *udata = connection_udata(l);
ls_tcp_t *handle = udata->handle;
struct sockaddr sockname;
int namelen = sizeof(sockname);
struct sockaddr_in *sin = (struct sockaddr_in*)&sockname;
char ip[17];
if (handle == NULL)
return ls_error_return(l, LS_ERRCODE_EOF, "tcp connection closed");
if (uv_tcp_getpeername(&handle->handle, &sockname, &namelen))
{
return ls_error_return(l, LS_ERRCODE_ERROR, "get sock name error");
}
if (uv_ip4_name(sin, ip, sizeof ip))
{
return ls_error_return(l, LS_ERRCODE_ERROR, "invalid ipv4.");
}
lua_pushboolean(l, 1);
lua_pushstring(l, ip);
return 2;
}
std::string host() const
{
char dest[16];
if (uv_ip4_name(const_cast<sockaddr_in*>(&_addr), dest, 16) != 0)
throw std::runtime_error("Cannot parse IPv4 hostname");
return dest;
}
static void check_sockname(struct sockaddr* addr, const char* compare_ip,
int compare_port, const char* context) {
struct sockaddr_in check_addr = *(struct sockaddr_in*) addr;
struct sockaddr_in compare_addr;
char check_ip[17];
int r;
ASSERT(0 == uv_ip4_addr(compare_ip, compare_port, &compare_addr));
/* Both addresses should be ipv4 */
ASSERT(check_addr.sin_family == AF_INET);
ASSERT(compare_addr.sin_family == AF_INET);
/* Check if the ip matches */
ASSERT(memcmp(&check_addr.sin_addr,
&compare_addr.sin_addr,
sizeof compare_addr.sin_addr) == 0);
/* Check if the port matches. If port == 0 anything goes. */
ASSERT(compare_port == 0 || check_addr.sin_port == compare_addr.sin_port);
r = uv_ip4_name(&check_addr, (char*) check_ip, sizeof check_ip);
ASSERT(r == 0);
printf("%s: %s:%d\n", context, check_ip, ntohs(check_addr.sin_port));
}
static void
on_udp_read(uv_udp_t* handle, int nread, uv_buf_t buf, struct sockaddr* addr, unsigned flags)
{
PyGILState_STATE gstate = PyGILState_Ensure();
char ip[INET6_ADDRSTRLEN];
struct sockaddr_in addr4;
struct sockaddr_in6 addr6;
uv_err_t err;
UDP *self;
PyObject *result, *address_tuple, *data, *py_errorno;
ASSERT(handle);
ASSERT(flags == 0);
self = (UDP *)handle->data;
ASSERT(self);
/* Object could go out of scope in the callback, increase refcount to avoid it */
Py_INCREF(self);
if (nread == 0) {
goto done;
}
if (nread > 0) {
ASSERT(addr);
if (addr->sa_family == AF_INET) {
addr4 = *(struct sockaddr_in*)addr;
uv_ip4_name(&addr4, ip, INET_ADDRSTRLEN);
address_tuple = Py_BuildValue("(si)", ip, ntohs(addr4.sin_port));
} else {
addr6 = *(struct sockaddr_in6*)addr;
uv_ip6_name(&addr6, ip, INET6_ADDRSTRLEN);
address_tuple = Py_BuildValue("(si)", ip, ntohs(addr6.sin6_port));
}
data = PyBytes_FromStringAndSize(buf.base, nread);
py_errorno = Py_None;
Py_INCREF(Py_None);
} else {
address_tuple = Py_None;
Py_INCREF(Py_None);
data = Py_None;
Py_INCREF(Py_None);
err = uv_last_error(UV_HANDLE_LOOP(self));
py_errorno = PyInt_FromLong((long)err.code);
}
result = PyObject_CallFunctionObjArgs(self->on_read_cb, self, address_tuple, PyInt_FromLong((long)flags), data, py_errorno, NULL);
if (result == NULL) {
handle_uncaught_exception(HANDLE(self)->loop);
}
Py_XDECREF(result);
Py_DECREF(address_tuple);
Py_DECREF(data);
Py_DECREF(py_errorno);
done:
Py_DECREF(self);
PyGILState_Release(gstate);
}
std::string
UVTCPClient::IP4Addr() const
{
std::string s;
char addr[17] = {'\0'};
uv_ip4_name((struct sockaddr_in*) address, addr, 16);
s.assign(addr, strlen(addr));
return s;
}
void TSockSys::OnGetHost(uv_getaddrinfo_t* RequestHnd, int Status, struct addrinfo* AddrInfo) {
// get SockHost
PSockHost SockHost;
if (SockSys.HndToSockHostH.IsKey((uint64)RequestHnd)) {
SockHost = SockSys.HndToSockHostH.GetDat((uint64)RequestHnd);
SockSys.HndToSockHostH.DelKey((uint64)RequestHnd);
} else {
free(RequestHnd); uv_freeaddrinfo(AddrInfo);
SaveToErrLog("SockSys.OnGetHost: unkown RequestId");
return;
}
// get SockEvent
PSockEvent SockEvent;
if (SockHost->IsSockEvent()) {
SockEvent = SockHost->GetSockEvent();
} else {
free(RequestHnd); uv_freeaddrinfo(AddrInfo);
SaveToErrLog("SockSys.OnGetHost: SockHost without SockEvent");
return;
}
// parse results
if (Status == 0) {
SockHost->Status = shsOk;
// temporary buffer for storing IPs
char _addr[64] = {'\0'};
// iterate over all the resolved IPs
struct addrinfo* AddrInfoIter = AddrInfo;
while (AddrInfoIter != NULL) {
//if (AddrInfoIter->ai_family
//AF_INET6
// get IP as string
if (AddrInfoIter->ai_family == AF_INET) {
uv_ip4_name((struct sockaddr_in*)AddrInfoIter->ai_addr, _addr, sizeof(_addr));
} else if (AddrInfoIter->ai_family == AF_INET6) {
uv_ip6_name((struct sockaddr_in6*)AddrInfoIter->ai_addr, _addr, sizeof(_addr));
}
TStr IpNum(_addr);
// add to SockHost
SockHost->AddIpNum(IpNum);
// go to the next IP on the list
AddrInfoIter = AddrInfoIter->ai_next;
}
} else if (Status == -1) {
// something went wrong
SockHost->Status = shsError;
SockHost->ErrMsg = "SockSys.OnGetHost: " + SockSys.GetLastErr();
} else {
// unkown status
SockHost->Status = shsError;
SockHost->ErrMsg = TStr::Fmt("SockSys.OnGetHost: unkown status %d", Status);
}
// clean up
free(RequestHnd); uv_freeaddrinfo(AddrInfo);
// callback
SockEvent->OnGetHost(SockHost);
}
int main(int argc, char *argv[]) {
char** hosts;
char* hostname;
char* user;
char* name;
int i, c = 0;
uv_interface_address_t* addresses;
uv_err_t err;
srand(time(NULL));
atexit(forza__kill);
signal(SIGTERM, forza__on_sigterm);
loop = uv_default_loop();
#ifdef FORZA_VERSION_HASH
printf("forza "FORZA_VERSION_HASH"\n");
#else
printf("forza\n");
#endif
opt = saneopt_init(argc - 1, argv + 1);
saneopt_alias(opt, "host", "h");
hosts = saneopt_get_all(opt, "host");
hostname = saneopt_get(opt, "hostname");
user = saneopt_get(opt, "app-user");
name = saneopt_get(opt, "app-name");
arguments = saneopt_arguments(opt);
if (hostname == NULL) {
hostname = malloc(256 * sizeof(*hostname));
err = uv_interface_addresses(&addresses, &c);
if (err.code != UV_OK) {
fprintf(stderr, "uv_interface_addresses: %s\n", uv_err_name(uv_last_error(loop)));
return 1;
}
for (i = 0; i < c; i++) {
/* For now, only grab the first non-internal, non 0.0.0.0 interface.
* TODO: Make this smarter.
*/
if (addresses[i].is_internal) continue;
uv_ip4_name(&addresses[i].address.address4, hostname, 255 * sizeof(*hostname));
if (strcmp(hostname, "0.0.0.0") != 0) break;
}
uv_free_interface_addresses(addresses, c);
}
forza_connect(hosts, hostname, user, name, on_connect);
uv_run(loop, UV_RUN_DEFAULT);
free(hosts);
return 0;
}
char * sg_etp_session_get_client_addr(sg_etp_session_t * session)
{
char * addr = NULL;
addr = malloc(256);
uv_ip4_name((const struct sockaddr_in*)&(session->addr), addr, 256);
return addr;
}
inline bool from_ip4_addr(ip4_addr* src, std::string& ip, int& port)
{
char dest[16];
if(uv_ip4_name(src, dest, 16) == 0)
{
ip = dest;
port = static_cast<int>(ntohs(src->sin_port));
return true;
}
return false;
}
int
ip_name(const struct sockaddr *ip, char *name, size_t size) {
int port = -1;
if (ip->sa_family == AF_INET) {
uv_ip4_name((const struct sockaddr_in*)ip, name, size);
port = ntohs(((const struct sockaddr_in*)ip)->sin_port);
} else if (ip->sa_family == AF_INET6) {
uv_ip6_name((const struct sockaddr_in6*)ip, name, size);
port = ntohs(((const struct sockaddr_in6*)ip)->sin6_port);
}
return port;
}
/** List available interfaces. */
static int net_interfaces(lua_State *L)
{
/* Retrieve interface list */
int count = 0;
char buf[INET6_ADDRSTRLEN]; /* http://tools.ietf.org/html/rfc4291 */
uv_interface_address_t *info = NULL;
uv_interface_addresses(&info, &count);
lua_newtable(L);
for (int i = 0; i < count; ++i) {
uv_interface_address_t iface = info[i];
lua_getfield(L, -1, iface.name);
if (lua_isnil(L, -1)) {
lua_pop(L, 1);
lua_newtable(L);
}
/* Address */
lua_getfield(L, -1, "addr");
if (lua_isnil(L, -1)) {
lua_pop(L, 1);
lua_newtable(L);
}
if (iface.address.address4.sin_family == AF_INET) {
uv_ip4_name(&iface.address.address4, buf, sizeof(buf));
} else if (iface.address.address4.sin_family == AF_INET6) {
uv_ip6_name(&iface.address.address6, buf, sizeof(buf));
} else {
buf[0] = '\0';
}
lua_pushstring(L, buf);
lua_rawseti(L, -2, lua_rawlen(L, -2) + 1);
lua_setfield(L, -2, "addr");
/* Hardware address. */
char *p = buf;
memset(buf, 0, sizeof(buf));
for (unsigned k = 0; k < sizeof(iface.phys_addr); ++k) {
sprintf(p, "%.2x:", iface.phys_addr[k] & 0xff);
p += 3;
}
*(p - 1) = '\0';
lua_pushstring(L, buf);
lua_setfield(L, -2, "mac");
/* Push table */
lua_setfield(L, -2, iface.name);
}
uv_free_interface_addresses(info, count);
return 1;
}
static int tcp_tostring(lua_State *l)
{
tcp_udata_t *udata = connection_udata(l);
ls_tcp_t *handle = udata->handle;
struct sockaddr lsockname, rsockname;
int lnamelen = sizeof(lsockname);
int rnamelen = sizeof(rsockname);
struct sockaddr_in *lsin = (struct sockaddr_in*)&lsockname;
struct sockaddr_in *rsin = (struct sockaddr_in*)&rsockname;
char lip[17], rip[17];
if (handle == NULL)
lua_pushliteral(l, "tcp connection (closed)");
else if (!uv_tcp_getsockname(&handle->handle, &lsockname, &lnamelen) &&
!uv_ip4_name(lsin, lip, sizeof lip) &&
!uv_tcp_getpeername(&handle->handle, &rsockname, &rnamelen) &&
!uv_ip4_name(rsin, rip, sizeof rip))
lua_pushfstring(l, "tcp connection (local: %s:%d, remote: %s:%d)", lip, ntohs(lsin->sin_port), rip, ntohs(rsin->sin_port));
else
lua_pushliteral(l, "tcp connection (invalid)");
return 1;
}
void
rig_pb_stream_accept_tcp_connection(rig_pb_stream_t *stream,
uv_tcp_t *server)
{
uv_loop_t *loop = rut_uv_shell_get_loop(stream->shell);
struct sockaddr name;
int namelen;
int err;
c_return_if_fail(stream->type == STREAM_TYPE_DISCONNECTED);
c_return_if_fail(stream->hostname == NULL);
c_return_if_fail(stream->port == NULL);
c_return_if_fail(stream->resolving == false);
uv_tcp_init(loop, &stream->tcp.socket);
stream->tcp.socket.data = stream;
err = uv_accept((uv_stream_t *)server, (uv_stream_t *)&stream->tcp.socket);
if (err != 0) {
c_warning("Failed to accept tcp connection: %s", uv_strerror(err));
uv_close((uv_handle_t *)&stream->tcp.socket, NULL);
return;
}
err = uv_tcp_getpeername(&stream->tcp.socket, &name, &namelen);
if (err != 0) {
c_warning("Failed to query peer address of tcp socket: %s",
uv_strerror(err));
stream->hostname = c_strdup("unknown");
stream->port = c_strdup("0");
} else if (name.sa_family != AF_INET) {
c_warning("Accepted connection isn't ipv4");
stream->hostname = c_strdup("unknown");
stream->port = c_strdup("0");
} else {
struct sockaddr_in *addr = (struct sockaddr_in *)&name;
char ip_address[17] = {'\0'};
uv_ip4_name(addr, ip_address, 16);
stream->hostname = c_strdup(ip_address);
stream->port = c_strdup_printf("%u", ntohs(addr->sin_port));
}
stream->type = STREAM_TYPE_TCP;
set_connected(stream);
}
static void
on_address_resolved(uv_getaddrinfo_t *resolver,
int status,
struct addrinfo *result)
{
rig_pb_stream_t *stream = rut_container_of(resolver, stream, resolver);
uv_loop_t *loop = rut_uv_shell_get_loop(stream->shell);
char ip_address[17] = {'\0'};
c_return_if_fail(stream->resolving);
if (status < 0) {
c_warning("Failed to resolve slave address \"%s\": %s",
stream->hostname, uv_strerror(status));
rut_closure_list_invoke(&stream->on_error_closures,
rig_pb_stream_callback_t,
stream);
/* NB: we were at least keeping the stream alive while
* waiting for the resolve request to finish... */
stream->resolving = false;
rut_object_unref(stream);
return;
}
uv_ip4_name((struct sockaddr_in*)result->ai_addr, ip_address, 16);
c_message("stream: Resolved address of \"%s\" = %s",
stream->hostname, ip_address);
uv_tcp_init(loop, &stream->tcp.socket);
stream->tcp.socket.data = stream;
/* NB: we took a reference to keep the stream alive while
* resolving the address, so conceptually we are now handing
* the reference over to keep the stream alive while waiting
* for it to connect... */
stream->resolving = false;
stream->connecting = true;
stream->connection_request.data = stream;
uv_tcp_connect(&stream->connection_request,
&stream->tcp.socket,
result->ai_addr,
on_connect);
uv_freeaddrinfo(result);
}
void on_resolved_callback(uv_getaddrinfo_t* resolver, int status, struct addrinfo * res) {
Client* c = static_cast<Client*>(resolver->data);
if(status == -1) {
printf("ERROR: getaddrinfo callback error: \n");//, uv_err_name(uv_last_error(c->loop)));
::exit(0);
}
char addr[17] = {'\0'};
uv_ip4_name((struct sockaddr_in*) res->ai_addr, addr, 16);
printf("Found host: %s\n", addr);
uv_tcp_init(c->loop, &c->socket);
uv_tcp_connect(&c->connect_req, &c->socket, (struct sockaddr *)res->ai_addr, on_connect_callback);
uv_freeaddrinfo(res);
}
inline error read_addr_info(int status, addrinfo* res, char* buf, bool &is_ip4)
{
if(status == 0){
if(res->ai_family == AF_INET){
uv_ip4_name(reinterpret_cast<struct sockaddr_in*>(res->ai_addr), buf, res->ai_addrlen);
is_ip4 = true;
} else if(res->ai_family == AF_INET6) {
uv_ip6_name(reinterpret_cast<struct sockaddr_in6*>(res->ai_addr), buf, res->ai_addrlen);
is_ip4 = false;
} else {
is_ip4 = false;
return error(EAI_ADDRFAMILY);
}
}
return error(status);
}
void Client::connect(const std::vector<addrinfo*> &ipv4, const std::vector<addrinfo*> &ipv6)
{
addrinfo *addr = nullptr;
m_ipv6 = ipv4.empty() && !ipv6.empty();
if (m_ipv6) {
addr = ipv6[ipv6.size() == 1 ? 0 : rand() % ipv6.size()];
uv_ip6_name(reinterpret_cast<sockaddr_in6*>(addr->ai_addr), m_ip, 45);
}
else {
addr = ipv4[ipv4.size() == 1 ? 0 : rand() % ipv4.size()];
uv_ip4_name(reinterpret_cast<sockaddr_in*>(addr->ai_addr), m_ip, 16);
}
connect(addr->ai_addr);
}
static int rava_system_interfaces(lua_State* L)
{
int size, i;
char buf[INET6_ADDRSTRLEN];
uv_interface_address_t* info;
int r = uv_interface_addresses(&info, &size);
lua_settop(L, 0);
if (r < 0) {
lua_pushboolean(L, 0);
luaL_error(L, uv_strerror(r));
return 2;
}
lua_newtable(L);
for (i = 0; i < size; i++) {
uv_interface_address_t addr = info[i];
lua_newtable(L);
lua_pushstring(L, addr.name);
lua_setfield(L, -2, "name");
lua_pushboolean(L, addr.is_internal);
lua_setfield(L, -2, "is_internal");
if (addr.address.address4.sin_family == PF_INET) {
uv_ip4_name(&addr.address.address4, buf, sizeof(buf));
}
else if (addr.address.address4.sin_family == PF_INET6) {
uv_ip6_name(&addr.address.address6, buf, sizeof(buf));
}
lua_pushstring(L, buf);
lua_setfield(L, -2, "address");
lua_rawseti(L, -2, i + 1);
}
uv_free_interface_addresses(info, size);
return 1;
}
static PyObject *
Util_func_interface_addresses(PyObject *obj)
{
int i, count;
char ip[INET6_ADDRSTRLEN];
uv_interface_address_t* interfaces;
uv_err_t err;
PyObject *result, *item, *exc_data;
UNUSED_ARG(obj);
err = uv_interface_addresses(&interfaces, &count);
if (err.code == UV_OK) {
result = PyList_New(0);
if (!result) {
uv_free_interface_addresses(interfaces, count);
PyErr_NoMemory();
return NULL;
}
for (i = 0; i < count; i++) {
item = PyDict_New();
if (!item)
continue;
PyDict_SetItemString(item, "name", PyString_FromString(interfaces[i].name));
PyDict_SetItemString(item, "is_internal", PyBool_FromLong((long)interfaces[i].is_internal));
if (interfaces[i].address.address4.sin_family == AF_INET) {
uv_ip4_name(&interfaces[i].address.address4, ip, INET_ADDRSTRLEN);
PyDict_SetItemString(item, "address", PyString_FromString(ip));
} else if (interfaces[i].address.address4.sin_family == AF_INET6) {
uv_ip6_name(&interfaces[i].address.address6, ip, INET6_ADDRSTRLEN);
PyDict_SetItemString(item, "address", PyString_FromString(ip));
}
if (PyList_Append(result, item))
continue;
Py_DECREF(item);
}
uv_free_interface_addresses(interfaces, count);
return result;
} else {
exc_data = Py_BuildValue("(is)", err.code, uv_strerror(err));
if (exc_data != NULL) {
PyErr_SetObject(PyExc_UVError, exc_data);
Py_DECREF(exc_data);
}
return NULL;
}
}
void httpconnection_on_resolved(uv_getaddrinfo_t* req, int status, struct addrinfo* res) {
HTTPConnection* c = static_cast<HTTPConnection*>(req->data);
if(status == -1) {
RX_ERROR("> cannot revolve host: %s", c->host.c_str());
return;
}
char ip[17] = {0};
uv_ip4_name((struct sockaddr_in*)res->ai_addr, ip, 16);
int r = uv_tcp_connect(&c->connect_req, c->sock,
*(struct sockaddr_in*)res->ai_addr,
httpconnection_on_connect);
uv_freeaddrinfo(res);
}
static PyObject *
Util_func_interface_addresses(PyObject *obj)
{
int i, count;
char ip[INET6_ADDRSTRLEN];
uv_interface_address_t* interfaces;
uv_err_t err;
PyObject *result, *item, *exc_data;
UNUSED_ARG(obj);
err = uv_interface_addresses(&interfaces, &count);
if (err.code == UV_OK) {
result = PyList_New(count);
if (!result) {
uv_free_interface_addresses(interfaces, count);
return NULL;
}
for (i = 0; i < count; i++) {
item = PyStructSequence_New(&InterfaceAddressesResultType);
if (!item) {
Py_DECREF(result);
uv_free_interface_addresses(interfaces, count);
return NULL;
}
PyStructSequence_SET_ITEM(item, 0, Py_BuildValue("s", interfaces[i].name));
PyStructSequence_SET_ITEM(item, 1, PyBool_FromLong((long)interfaces[i].is_internal));
if (interfaces[i].address.address4.sin_family == AF_INET) {
uv_ip4_name(&interfaces[i].address.address4, ip, INET_ADDRSTRLEN);
} else if (interfaces[i].address.address4.sin_family == AF_INET6) {
uv_ip6_name(&interfaces[i].address.address6, ip, INET6_ADDRSTRLEN);
}
PyStructSequence_SET_ITEM(item, 2, Py_BuildValue("s", ip));
PyList_SET_ITEM(result, i, item);
}
uv_free_interface_addresses(interfaces, count);
return result;
} else {
exc_data = Py_BuildValue("(is)", err.code, uv_strerror(err));
if (exc_data != NULL) {
PyErr_SetObject(PyExc_UVError, exc_data);
Py_DECREF(exc_data);
}
return NULL;
}
}
static int tcp_listener(int port) {
struct sockaddr_in addr = uv_ip4_addr("0.0.0.0", port);
struct sockaddr sockname;
int namelen = sizeof(sockname);
char ip[20];
int r;
r = uv_tcp_init(loop, &tcpServer);
if (r) {
fprintf(stderr, "Socket creation error\n");
return 1;
}
r = uv_tcp_bind(&tcpServer, addr);
if (r) {
fprintf(stderr, "Bind error\n");
return 1;
}
r = uv_listen((uv_stream_t*)&tcpServer, 128, on_connection);
if (r) {
fprintf(stderr, "Listen error\n");
return 1;
}
memset(&sockname, -1, sizeof sockname);
r = uv_getsockname((uv_handle_t*)&tcpServer, &sockname, &namelen);
if (r != 0) {
fprintf(stderr, "uv_getsockname error (listening) %d\n",
uv_last_error(loop).code);
}
ASSERT(r == 0);
r = uv_ip4_name((struct sockaddr_in*)&sockname, ip, 20);
ASSERT(r == 0);
ASSERT(ip[0] == '0');
ASSERT(ip[1] == '.');
ASSERT(ip[2] == '0');
printf("sockname = %s\n", ip);
getsocknamecount++;
return 0;
}