-/* $Id$ */
-
/* transport - low level communication */
-/* Copyright (c) 2004 Martin Quinson. All rights reserved. */
+/* Copyright (c) 2004, 2005, 2006, 2007, 2008, 2009, 2010. The SimGrid Team.
+ * All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
* under the terms of the license (GNU LGPL) which comes with this package. */
+/***
+ *** Options
+ ***/
+int gras_opt_trp_nomoredata_on_close = 0;
+
#include "xbt/ex.h"
+#include "xbt/peer.h"
#include "portable.h"
#include "gras/Transport/transport_private.h"
+#include "gras/Msg/msg_interface.h"
-XBT_LOG_NEW_DEFAULT_SUBCATEGORY(transport,gras,"Conveying bytes over the network");
-XBT_LOG_NEW_SUBCATEGORY(trp_meas,transport,"Conveying bytes over the network without formating for perf measurements");
+XBT_LOG_NEW_DEFAULT_SUBCATEGORY(gras_trp, gras,
+ "Conveying bytes over the network");
+XBT_LOG_NEW_SUBCATEGORY(gras_trp_meas, gras_trp,
+ "Conveying bytes over the network without formating for perf measurements");
static short int _gras_trp_started = 0;
-static xbt_dict_t _gras_trp_plugins; /* All registered plugins */
-static void gras_trp_plugin_free(void *p); /* free one of the plugins */
+static xbt_dict_t _gras_trp_plugins; /* All registered plugins */
+static void gras_trp_plugin_free(void *p); /* free one of the plugins */
-static void
-gras_trp_plugin_new(const char *name, gras_trp_setup_t setup) {
+static void gras_trp_plugin_new(const char *name, gras_trp_setup_t setup)
+{
xbt_ex_t e;
gras_trp_plugin_t plug = xbt_new0(s_gras_trp_plugin_t, 1);
-
- DEBUG1("Create plugin %s",name);
- plug->name=xbt_strdup(name);
+ XBT_DEBUG("Create plugin %s", name);
+
+ plug->name = xbt_strdup(name);
TRY {
setup(plug);
/* SG plugin raise mismatch when in RL mode (and vice versa) */
free(plug->name);
free(plug);
- plug=NULL;
+ plug = NULL;
xbt_ex_free(e);
} else {
RETHROW;
xbt_dict_set(_gras_trp_plugins, name, plug, gras_trp_plugin_free);
}
-void gras_trp_init(void){
+void gras_trp_init(void)
+{
if (!_gras_trp_started) {
- /* make room for all plugins */
- _gras_trp_plugins=xbt_dict_new();
+ /* make room for all plugins */
+ _gras_trp_plugins = xbt_dict_new();
#ifdef HAVE_WINSOCK2_H
- /* initialize the windows mechanism */
- {
- WORD wVersionRequested;
- WSADATA wsaData;
-
- wVersionRequested = MAKEWORD( 2, 0 );
- xbt_assert0(WSAStartup( wVersionRequested, &wsaData ) == 0,
- "Cannot find a usable WinSock DLL");
-
- /* Confirm that the WinSock DLL supports 2.0.*/
- /* Note that if the DLL supports versions greater */
- /* than 2.0 in addition to 2.0, it will still return */
- /* 2.0 in wVersion since that is the version we */
- /* requested. */
-
- xbt_assert0(LOBYTE( wsaData.wVersion ) == 2 &&
- HIBYTE( wsaData.wVersion ) == 0,
- "Cannot find a usable WinSock DLL");
- INFO0("Found and initialized winsock2");
- } /* The WinSock DLL is acceptable. Proceed. */
+ /* initialize the windows mechanism */
+ {
+ WORD wVersionRequested;
+ WSADATA wsaData;
+
+ wVersionRequested = MAKEWORD(2, 0);
+ int res;
+ res = WSAStartup(wVersionRequested, &wsaData);
+ xbt_assert(res == 0, "Cannot find a usable WinSock DLL");
+
+ /* Confirm that the WinSock DLL supports 2.0. */
+ /* Note that if the DLL supports versions greater */
+ /* than 2.0 in addition to 2.0, it will still return */
+ /* 2.0 in wVersion since that is the version we */
+ /* requested. */
+
+ xbt_assert(LOBYTE(wsaData.wVersion) == 2 &&
+ HIBYTE(wsaData.wVersion) == 0,
+ "Cannot find a usable WinSock DLL");
+ XBT_INFO("Found and initialized winsock2");
+ } /* The WinSock DLL is acceptable. Proceed. */
#elif HAVE_WINSOCK_H
- { WSADATA wsaData;
- xbt_assert0(WSAStartup( 0x0101, &wsaData ) == 0,
- "Cannot find a usable WinSock DLL");
- INFO0("Found and initialized winsock");
- }
+ {
+ WSADATA wsaData;
+ int res;
+ res = WSAStartup(0x0101, &wsaData);
+ xbt_assert(res == 0, "Cannot find a usable WinSock DLL");
+ XBT_INFO("Found and initialized winsock");
+ }
#endif
-
- /* Add plugins */
- gras_trp_plugin_new("file",gras_trp_file_setup);
- gras_trp_plugin_new("sg",gras_trp_sg_setup);
- gras_trp_plugin_new("tcp", gras_trp_tcp_setup);
+
+ /* Add plugins */
+ gras_trp_plugin_new("file", gras_trp_file_setup);
+ gras_trp_plugin_new("sg", gras_trp_sg_setup);
+ gras_trp_plugin_new("tcp", gras_trp_tcp_setup);
}
-
+
_gras_trp_started++;
}
-void
-gras_trp_exit(void){
- xbt_dynar_t sockets = ((gras_trp_procdata_t) gras_libdata_by_id(gras_trp_libdata_id))->sockets;
- gras_socket_t sock_iter;
- int cursor;
-
- if (_gras_trp_started == 0) {
- return;
- }
-
- if ( --_gras_trp_started == 0 ) {
+void gras_trp_exit(void)
+{
+ XBT_DEBUG("gras_trp value %d", _gras_trp_started);
+ if (_gras_trp_started == 0) {
+ return;
+ }
+
+ if (--_gras_trp_started == 0) {
#ifdef HAVE_WINSOCK_H
- if ( WSACleanup() == SOCKET_ERROR ) {
- if ( WSAGetLastError() == WSAEINPROGRESS ) {
- WSACancelBlockingCall();
- WSACleanup();
- }
- }
+ if (WSACleanup() == SOCKET_ERROR) {
+ if (WSAGetLastError() == WSAEINPROGRESS) {
+ WSACancelBlockingCall();
+ WSACleanup();
+ }
+ }
#endif
- /* Close all the sockets */
- xbt_dynar_foreach(sockets,cursor,sock_iter) {
- VERB1("Closing the socket %p left open on exit. Maybe a socket leak?",
- sock_iter);
- gras_socket_close(sock_iter);
- }
-
- /* Delete the plugins */
- xbt_dict_free(&_gras_trp_plugins);
- }
+ /* Delete the plugins */
+ xbt_dict_free(&_gras_trp_plugins);
+ }
}
-void gras_trp_plugin_free(void *p) {
+void gras_trp_plugin_free(void *p)
+{
gras_trp_plugin_t plug = p;
if (plug) {
if (plug->exit) {
plug->exit(plug);
} else if (plug->data) {
- DEBUG1("Plugin %s lacks exit(). Free data anyway.",plug->name);
+ XBT_DEBUG("Plugin %s lacks exit(). Free data anyway.", plug->name);
free(plug->data);
}
*
* Malloc a new socket, and initialize it with defaults
*/
-void gras_trp_socket_new(int incoming,
- gras_socket_t *dst) {
+void gras_trp_socket_new(int incoming, gras_socket_t * dst)
+{
- gras_socket_t sock=xbt_new0(s_gras_socket_t,1);
+ gras_socket_t sock = xbt_new0(s_gras_socket_t, 1);
- DEBUG1("Create a new socket (%p)", (void*)sock);
+ XBT_VERB("Create a new socket (%p)", (void *) sock);
sock->plugin = NULL;
- sock->incoming = incoming ? 1:0;
- sock->outgoing = incoming ? 0:1;
- sock->accepting = incoming ? 1:0;
+ sock->incoming = incoming ? 1 : 0;
+ sock->outgoing = incoming ? 0 : 1;
+ sock->accepting = incoming ? 1 : 0;
sock->meas = 0;
+ sock->recvd = 0;
+ sock->valid = 1;
+ sock->moredata = 0;
- sock->sd = -1;
- sock->port = -1;
- sock->peer_port = -1;
- sock->peer_name = NULL;
- sock->peer_proc = NULL;
+ sock->refcount = 1;
+ sock->sd = -1;
- sock->data = NULL;
+ sock->data = NULL;
sock->bufdata = NULL;
-
+
*dst = sock;
- xbt_dynar_push(((gras_trp_procdata_t)
- gras_libdata_by_id(gras_trp_libdata_id))->sockets,dst);
- XBT_OUT;
+ XBT_OUT();
}
-
/**
* @brief Opens a server socket and makes it ready to be listened to.
* @param port: port on which you want to listen
* @param buf_size: size of the buffer (in byte) on the socket (for TCP sockets only). If 0, a sain default is used (32k, but may change)
* @param measurement: whether this socket is meant to convey measurement (if you don't know, use 0 to exchange regular messages)
- *
- * In real life, you'll get a TCP socket.
+ *
+ * In real life, you'll get a TCP socket.
*/
gras_socket_t
gras_socket_server_ext(unsigned short port,
-
- unsigned long int buf_size,
- int measurement) {
-
+ unsigned long int buf_size, int measurement)
+{
+
xbt_ex_t e;
gras_trp_plugin_t trp;
gras_socket_t sock;
- DEBUG2("Create a server socket from plugin %s on port %d",
- gras_if_RL() ? "tcp" : "sg",
- port);
- trp = gras_trp_plugin_get_by_name(gras_if_SG() ? "sg":"tcp");
+ XBT_DEBUG("Create a server socket from plugin %s on port %d",
+ gras_if_RL()? "tcp" : "sg", port);
+ trp = gras_trp_plugin_get_by_name(gras_if_SG()? "sg" : "tcp");
/* defaults settings */
- gras_trp_socket_new(1,&sock);
- sock->plugin= trp;
- sock->port=port;
- sock->buf_size = buf_size>0 ? buf_size : 32*1024;
+ gras_trp_socket_new(1, &sock);
+ sock->plugin = trp;
+ sock->buf_size = buf_size > 0 ? buf_size : 32 * 1024;
sock->meas = measurement;
/* Call plugin socket creation function */
- DEBUG1("Prepare socket with plugin (fct=%p)",trp->socket_server);
+ XBT_DEBUG("Prepare socket with plugin (fct=%p)", trp->socket_server);
TRY {
- trp->socket_server(trp, sock);
- DEBUG3("in=%c out=%c accept=%c",
- sock->incoming?'y':'n',
- sock->outgoing?'y':'n',
- sock->accepting?'y':'n');
+ trp->socket_server(trp, port, sock);
+ XBT_DEBUG("in=%c out=%c accept=%c",
+ sock->incoming ? 'y' : 'n',
+ sock->outgoing ? 'y' : 'n', sock->accepting ? 'y' : 'n');
} CATCH(e) {
+
free(sock);
RETHROW;
}
+ if (!measurement)
+ ((gras_trp_procdata_t) gras_libdata_by_id(gras_trp_libdata_id))->myport
+ = port;
+ xbt_dynar_push(((gras_trp_procdata_t)
+ gras_libdata_by_id(gras_trp_libdata_id))->sockets,
+ &sock);
+
+ gras_msg_listener_awake();
return sock;
}
-
+
+/**
+ * @brief Opens a server socket on any port in the given range
+ *
+ * @param minport: first port we will try
+ * @param maxport: last port we will try
+ * @param buf_size: size of the buffer (in byte) on the socket (for TCP sockets only). If 0, a sain default is used (32k, but may change)
+ * @param measurement: whether this socket is meant to convey measurement (if you don't know, use 0 to exchange regular messages)
+ *
+ * If none of the provided ports works, raises the exception got when trying the last possibility
+ */
+gras_socket_t
+gras_socket_server_range(unsigned short minport, unsigned short maxport,
+ unsigned long int buf_size, int measurement)
+{
+
+ int port;
+ gras_socket_t res = NULL;
+ xbt_ex_t e;
+
+ for (port = minport; port < maxport; port++) {
+ TRY {
+ res = gras_socket_server_ext(port, buf_size, measurement);
+ }
+ CATCH(e) {
+ if (port == maxport)
+ RETHROW;
+ xbt_ex_free(e);
+ }
+ if (res)
+ return res;
+ }
+ THROW_IMPOSSIBLE;
+}
+
/**
* @brief Opens a client socket to a remote host.
* @param host: who you want to connect to
* @param port: where you want to connect to on this host
* @param buf_size: size of the buffer (in bytes) on the socket (for TCP sockets only). If 0, a sain default is used (32k, but may change)
* @param measurement: whether this socket is meant to convey measurement (if you don't know, use 0 to exchange regular messages)
- *
- * In real life, you'll get a TCP socket.
+ *
+ * In real life, you'll get a TCP socket.
*/
gras_socket_t
gras_socket_client_ext(const char *host,
- unsigned short port,
-
- unsigned long int buf_size,
- int measurement) {
-
+ unsigned short port,
+ unsigned long int buf_size, int measurement)
+{
+
xbt_ex_t e;
gras_trp_plugin_t trp;
gras_socket_t sock;
- trp = gras_trp_plugin_get_by_name(gras_if_SG() ? "sg":"tcp");
+ trp = gras_trp_plugin_get_by_name(gras_if_SG()? "sg" : "tcp");
- DEBUG1("Create a client socket from plugin %s",gras_if_RL() ? "tcp" : "sg");
+ XBT_DEBUG("Create a client socket from plugin %s",
+ gras_if_RL()? "tcp" : "sg");
/* defaults settings */
- gras_trp_socket_new(0,&sock);
- sock->plugin= trp;
- sock->peer_port = port;
- sock->peer_name = (char*)strdup(host?host:"localhost");
- sock->buf_size = buf_size>0 ? buf_size: 32*1024;
+ gras_trp_socket_new(0, &sock);
+ sock->plugin = trp;
+ sock->buf_size = buf_size > 0 ? buf_size : 32 * 1024;
sock->meas = measurement;
/* plugin-specific */
TRY {
- (*trp->socket_client)(trp, sock);
- DEBUG3("in=%c out=%c accept=%c",
- sock->incoming?'y':'n',
- sock->outgoing?'y':'n',
- sock->accepting?'y':'n');
+ (*trp->socket_client) (trp,host,port,sock);
+ XBT_DEBUG("in=%c out=%c accept=%c",
+ sock->incoming ? 'y' : 'n',
+ sock->outgoing ? 'y' : 'n', sock->accepting ? 'y' : 'n');
} CATCH(e) {
free(sock);
RETHROW;
}
-
+ xbt_dynar_push(((gras_trp_procdata_t)
+ gras_libdata_by_id(gras_trp_libdata_id))->sockets,
+ &sock);
+ gras_msg_listener_awake();
return sock;
}
/**
- * gras_socket_server:
+ * @brief Opens a server socket and make it ready to be listened to.
*
- * Opens a server socket and make it ready to be listened to.
* In real life, you'll get a TCP socket.
*/
-gras_socket_t
-gras_socket_server(unsigned short port) {
- return gras_socket_server_ext(port,32*1024,0);
+gras_socket_t gras_socket_server(unsigned short port)
+{
+ return gras_socket_server_ext(port, 32 * 1024, 0);
}
-/**
- * gras_socket_client:
- *
- * Opens a client socket to a remote host.
- * In real life, you'll get a TCP socket.
- */
-gras_socket_t
-gras_socket_client(const char *host,
- unsigned short port) {
- return gras_socket_client_ext(host,port,32*1024,0);
+/** @brief Opens a client socket to a remote host */
+gras_socket_t gras_socket_client(const char *host, unsigned short port)
+{
+ return gras_socket_client_ext(host, port, 0, 0);
}
+/** @brief Opens a client socket to a remote host specified as '\a host:\a port' */
+gras_socket_t gras_socket_client_from_string(const char *host)
+{
+ xbt_peer_t p = xbt_peer_from_string(host);
+ gras_socket_t res = gras_socket_client_ext(p->name, p->port, 0, 0);
+ xbt_peer_free(p);
+ return res;
+}
-void gras_socket_close(gras_socket_t sock) {
- xbt_dynar_t sockets = ((gras_trp_procdata_t) gras_libdata_by_id(gras_trp_libdata_id))->sockets;
- gras_socket_t sock_iter;
- int cursor;
+void gras_socket_close_voidp(void *sock)
+{
+ gras_socket_close((gras_socket_t) sock);
+}
+
+/** \brief Close socket */
+void gras_socket_close(gras_socket_t sock)
+{
+ if (--sock->refcount)
+ return;
+
+ xbt_dynar_t sockets =
+ ((gras_trp_procdata_t)
+ gras_libdata_by_id(gras_trp_libdata_id))->sockets;
+ gras_socket_t sock_iter = NULL;
+ unsigned int cursor;
+
+ XBT_IN("");
+ XBT_VERB("Close %p", sock);
+ if (sock == _gras_lastly_selected_socket) {
+ xbt_assert(!gras_opt_trp_nomoredata_on_close || !sock->moredata,
+ "Closing a socket having more data in buffer while the nomoredata_on_close option is activated");
+
+ if (sock->moredata)
+ XBT_CRITICAL
+ ("Closing a socket having more data in buffer. Option nomoredata_on_close disabled, so continuing.");
+ _gras_lastly_selected_socket = NULL;
+ }
- XBT_IN;
/* FIXME: Issue an event when the socket is closed */
+ XBT_DEBUG("sockets pointer before %p", sockets);
if (sock) {
- xbt_dynar_foreach(sockets,cursor,sock_iter) {
+ /* FIXME: Cannot get the dynar mutex, because it can be already locked */
+// _xbt_dynar_foreach(sockets,cursor,sock_iter) {
+ for (cursor = 0; cursor < xbt_dynar_length(sockets); cursor++) {
+ _xbt_dynar_cursor_get(sockets, cursor, &sock_iter);
if (sock == sock_iter) {
- xbt_dynar_cursor_rm(sockets,&cursor);
- if (sock->plugin->socket_close)
- (* sock->plugin->socket_close)(sock);
-
- /* free the memory */
- if (sock->peer_name)
- free(sock->peer_name);
- free(sock);
- XBT_OUT;
- return;
+ XBT_DEBUG("remove sock cursor %d dize %lu\n", cursor,
+ xbt_dynar_length(sockets));
+ xbt_dynar_cursor_rm(sockets, &cursor);
+ if (sock->plugin->socket_close)
+ (*sock->plugin->socket_close) (sock);
+
+ /* free the memory */
+ free(sock);
+ XBT_OUT();
+ return;
}
}
- WARN1("Ignoring request to free an unknown socket (%p)",sock);
+ XBT_WARN
+ ("Ignoring request to free an unknown socket (%p). Execution stack:",
+ sock);
+ xbt_backtrace_display_current();
}
- XBT_OUT;
+ XBT_OUT();
}
/**
* Send a bunch of bytes from on socket
* (stable if we know the storage will keep as is until the next trp_flush)
*/
-void
-gras_trp_send(gras_socket_t sd, char *data, long int size, int stable) {
- xbt_assert0(sd->outgoing,"Socket not suited for data send");
- (*sd->plugin->send)(sd,data,size,stable);
+void gras_trp_send(gras_socket_t sd, char *data, long int size, int stable)
+{
+ xbt_assert(sd->outgoing, "Socket not suited for data send");
+ (*sd->plugin->send) (sd, data, size, stable);
}
+
/**
* gras_trp_chunk_recv:
*
* Receive a bunch of bytes from a socket
*/
-void
-gras_trp_recv(gras_socket_t sd, char *data, long int size) {
- xbt_assert0(sd->incoming,"Socket not suited for data receive");
- (sd->plugin->recv)(sd,data,size);
+void gras_trp_recv(gras_socket_t sd, char *data, long int size)
+{
+ xbt_assert(sd->incoming, "Socket not suited for data receive");
+ (sd->plugin->recv) (sd, data, size);
}
/**
*
* Make sure all pending communications are done
*/
-void
-gras_trp_flush(gras_socket_t sd) {
+void gras_trp_flush(gras_socket_t sd)
+{
if (sd->plugin->flush)
- (sd->plugin->flush)(sd);
+ (sd->plugin->flush) (sd);
}
-gras_trp_plugin_t
-gras_trp_plugin_get_by_name(const char *name){
- return xbt_dict_get(_gras_trp_plugins,name);
+gras_trp_plugin_t gras_trp_plugin_get_by_name(const char *name)
+{
+ return xbt_dict_get(_gras_trp_plugins, name);
}
-int gras_socket_my_port (gras_socket_t sock) {
- return sock->port;
+int gras_socket_my_port(gras_socket_t sock)
+{
+ if (!sock->plugin->my_port)
+ THROWF(unknown_error,0,"Function my_port unimplemented in plugin %s",sock->plugin->name);
+ return (*sock->plugin->my_port)(sock);
+
}
-int gras_socket_peer_port(gras_socket_t sock) {
- return sock->peer_port;
+
+int gras_socket_peer_port(gras_socket_t sock)
+{
+ if (!sock->plugin->peer_port)
+ THROWF(unknown_error,0,"Function peer_port unimplemented in plugin %s",sock->plugin->name);
+ return (*sock->plugin->peer_port)(sock);
}
-char *gras_socket_peer_name(gras_socket_t sock) {
- return sock->peer_name;
+
+const char *gras_socket_peer_name(gras_socket_t sock)
+{
+ xbt_assert(sock->plugin);
+ return (*sock->plugin->peer_name)(sock);
}
-char *gras_socket_peer_proc(gras_socket_t sock) {
- return sock->peer_proc;
+
+const char *gras_socket_peer_proc(gras_socket_t sock)
+{
+ return (*sock->plugin->peer_proc)(sock);
}
-void gras_socket_peer_proc_set(gras_socket_t sock,char*peer_proc) {
- sock->peer_proc = peer_proc;
+void gras_socket_peer_proc_set(gras_socket_t sock, char *peer_proc)
+{
+ return (*sock->plugin->peer_proc_set)(sock,peer_proc);
}
/** \brief Check if the provided socket is a measurement one (or a regular one) */
-int gras_socket_is_meas(gras_socket_t sock) {
+int gras_socket_is_meas(gras_socket_t sock)
+{
return sock->meas;
}
-/** \brief Send a chunk of (random) data over a measurement socket
+/** \brief Send a chunk of (random) data over a measurement socket
*
* @param peer measurement socket to use for the experiment
* @param timeout timeout (in seconds)
- * @param exp_size total amount of data to send (in bytes).
* @param msg_size size of each chunk sent over the socket (in bytes).
+ * @param msg_amount how many of these packets you want to send.
+ *
+ * Calls to gras_socket_meas_send() and gras_socket_meas_recv() on
+ * each side of the socket should be paired.
*
- * Calls to gras_socket_meas_send() and gras_socket_meas_recv() on
- * each side of the socket should be paired.
- *
* The exchanged data is zeroed to make sure it's initialized, but
- * there is no way to control what is sent (ie, you cannot use these
+ * there is no way to control what is sent (ie, you cannot use these
* functions to exchange data out of band).
+ *
+ * @warning: in SimGrid version 3.1 and previous, the numerical arguments
+ * were the total amount of data to send and the msg_size. This
+ * was changed for the fool wanting to send more than MAXINT
+ * bytes in a fat pipe.
*/
-void gras_socket_meas_send(gras_socket_t peer,
- unsigned int timeout,
- unsigned long int exp_size,
- unsigned long int msg_size) {
- char *chunk=NULL;
- unsigned long int exp_sofar;
-
- XBT_IN;
-
- if (gras_if_RL())
- chunk=xbt_malloc0(msg_size);
-
- xbt_assert0(peer->meas,"Asked to send measurement data on a regular socket");
- xbt_assert0(peer->outgoing,"Socket not suited for data send (was created with gras_socket_server(), not gras_socket_client())");
-
- for (exp_sofar=0; exp_sofar < exp_size; exp_sofar += msg_size) {
- CDEBUG5(trp_meas,"Sent %lu of %lu (msg_size=%ld) to %s:%d",
- exp_sofar,exp_size,msg_size,
- gras_socket_peer_name(peer), gras_socket_peer_port(peer));
- (*peer->plugin->raw_send)(peer,chunk,msg_size);
+void gras_socket_meas_send(gras_socket_t peer,
+ unsigned int timeout,
+ unsigned long int msg_size,
+ unsigned long int msg_amount)
+{
+ char *chunk = NULL;
+ unsigned long int sent_sofar;
+
+ XBT_IN("");
+ THROWF(unknown_error,0,"measurement sockets were broken in this release of SimGrid and should be ported back in the future."
+ "If you depend on it, sorry, you have to use an older version, or wait for the future version using it...");
+ if (gras_if_RL())
+ chunk = xbt_malloc0(msg_size);
+
+ xbt_assert(peer->meas,
+ "Asked to send measurement data on a regular socket");
+ xbt_assert(peer->outgoing,
+ "Socket not suited for data send (was created with gras_socket_server(), not gras_socket_client())");
+
+ for (sent_sofar = 0; sent_sofar < msg_amount; sent_sofar++) {
+ XBT_CDEBUG(gras_trp_meas,
+ "Sent %lu msgs of %lu (size of each: %ld) to %s:%d",
+ sent_sofar, msg_amount, msg_size, gras_socket_peer_name(peer),
+ gras_socket_peer_port(peer));
+ (*peer->plugin->raw_send) (peer, chunk, msg_size);
}
- CDEBUG5(trp_meas,"Sent %lu of %lu (msg_size=%ld) to %s:%d",
- exp_sofar,exp_size,msg_size,
- gras_socket_peer_name(peer), gras_socket_peer_port(peer));
-
- if (gras_if_RL())
+ XBT_CDEBUG(gras_trp_meas,
+ "Sent %lu msgs of %lu (size of each: %ld) to %s:%d", sent_sofar,
+ msg_amount, msg_size, gras_socket_peer_name(peer),
+ gras_socket_peer_port(peer));
+
+ if (gras_if_RL())
free(chunk);
- XBT_OUT;
+ XBT_OUT();
}
-/** \brief Receive a chunk of data over a measurement socket
+/** \brief Receive a chunk of data over a measurement socket
*
- * Calls to gras_socket_meas_send() and gras_socket_meas_recv() on
- * each side of the socket should be paired.
+ * Calls to gras_socket_meas_send() and gras_socket_meas_recv() on
+ * each side of the socket should be paired.
+ *
+ * @warning: in SimGrid version 3.1 and previous, the numerical arguments
+ * were the total amount of data to send and the msg_size. This
+ * was changed for the fool wanting to send more than MAXINT
+ * bytes in a fat pipe.
*/
-void gras_socket_meas_recv(gras_socket_t peer,
- unsigned int timeout,
- unsigned long int exp_size,
- unsigned long int msg_size){
-
- char *chunk=NULL;
- unsigned long int exp_sofar;
+void gras_socket_meas_recv(gras_socket_t peer,
+ unsigned int timeout,
+ unsigned long int msg_size,
+ unsigned long int msg_amount)
+{
+
+ char *chunk = NULL;
+ unsigned long int got_sofar;
- XBT_IN;
+ XBT_IN("");
+ THROWF(unknown_error,0,"measurement sockets were broken in this release of SimGrid and should be ported back in the future."
+ "If you depend on it, sorry, you have to use an older version, or wait for the future version using it...");
- if (gras_if_RL())
+ if (gras_if_RL())
chunk = xbt_malloc(msg_size);
- xbt_assert0(peer->meas,
- "Asked to receive measurement data on a regular socket");
- xbt_assert0(peer->incoming,"Socket not suited for data receive");
+ xbt_assert(peer->meas,
+ "Asked to receive measurement data on a regular socket");
+ xbt_assert(peer->incoming, "Socket not suited for data receive");
- for (exp_sofar=0; exp_sofar < exp_size; exp_sofar += msg_size) {
- CDEBUG5(trp_meas,"Recvd %ld of %lu (msg_size=%ld) from %s:%d",
- exp_sofar,exp_size,msg_size,
- gras_socket_peer_name(peer), gras_socket_peer_port(peer));
- (peer->plugin->raw_recv)(peer,chunk,msg_size);
+ for (got_sofar = 0; got_sofar < msg_amount; got_sofar++) {
+ XBT_CDEBUG(gras_trp_meas,
+ "Recvd %ld msgs of %lu (size of each: %ld) from %s:%d",
+ got_sofar, msg_amount, msg_size, gras_socket_peer_name(peer),
+ gras_socket_peer_port(peer));
+ (peer->plugin->raw_recv) (peer, chunk, msg_size);
}
- CDEBUG5(trp_meas,"Recvd %ld of %lu (msg_size=%ld) from %s:%d",
- exp_sofar,exp_size,msg_size,
- gras_socket_peer_name(peer), gras_socket_peer_port(peer));
+ XBT_CDEBUG(gras_trp_meas,
+ "Recvd %ld msgs of %lu (size of each: %ld) from %s:%d",
+ got_sofar, msg_amount, msg_size, gras_socket_peer_name(peer),
+ gras_socket_peer_port(peer));
- if (gras_if_RL())
+ if (gras_if_RL())
free(chunk);
- XBT_OUT;
+ XBT_OUT();
}
/**
- * \brief Something similar to the good old accept system call.
+ * \brief Something similar to the good old accept system call.
*
* Make sure that there is someone speaking to the provided server socket.
- * In RL, it does an accept(2) and return the result as last argument.
+ * In RL, it does an accept(2) and return the result as last argument.
* In SG, as accepts are useless, it returns the provided argument as result.
* You should thus test whether (peer != accepted) before closing both of them.
*
- * You should only call this on measurement sockets. It is automatically
- * done for regular sockets, but you usually want more control about
+ * You should only call this on measurement sockets. It is automatically
+ * done for regular sockets, but you usually want more control about
* what's going on with measurement sockets.
*/
-gras_socket_t gras_socket_meas_accept(gras_socket_t peer){
+gras_socket_t gras_socket_meas_accept(gras_socket_t peer)
+{
gras_socket_t res;
+ THROWF(unknown_error,0,"measurement sockets were broken in this release of SimGrid and should be ported back in the future."
+ "If you depend on it, sorry, you have to use an older version, or wait for the future version using it...");
- xbt_assert0(peer->meas,
- "No need to accept on non-measurement sockets (it's automatic)");
+ xbt_assert(peer->meas,
+ "No need to accept on non-measurement sockets (it's automatic)");
if (!peer->accepting) {
/* nothing to accept here (must be in SG) */
- /* BUG: FIXME: this is BAD! it makes tricky to free the accepted socket*/
+ /* BUG: FIXME: this is BAD! it makes tricky to free the accepted socket */
return peer;
}
- res = (peer->plugin->socket_accept)(peer);
+ res = (peer->plugin->socket_accept) (peer);
res->meas = peer->meas;
- CDEBUG1(trp_meas,"meas_accepted onto %d",res->sd);
+ XBT_CDEBUG(gras_trp_meas, "meas_accepted onto %d", res->sd);
return res;
-}
+}
/*
* Creating procdata for this module
*/
-static void *gras_trp_procdata_new() {
- gras_trp_procdata_t res = xbt_new(s_gras_trp_procdata_t,1);
-
- res->name = xbt_strdup("gras_trp");
- res->name_len = 0;
- res->sockets = xbt_dynar_new(sizeof(gras_socket_t*), NULL);
-
- return (void*)res;
+static void *gras_trp_procdata_new(void)
+{
+ gras_trp_procdata_t res = xbt_new(s_gras_trp_procdata_t, 1);
+
+ res->name = xbt_strdup("gras_trp");
+ res->name_len = 0;
+ res->sockets = xbt_dynar_new_sync(sizeof(gras_socket_t *), NULL);
+ res->myport = 0;
+
+ return (void *) res;
}
/*
* Freeing procdata for this module
*/
-static void gras_trp_procdata_free(void *data) {
- gras_trp_procdata_t res = (gras_trp_procdata_t)data;
-
- xbt_dynar_free(&( res->sockets ));
- free(res->name);
- free(res);
+static void gras_trp_procdata_free(void *data)
+{
+ gras_trp_procdata_t res = (gras_trp_procdata_t) data;
+
+ xbt_dynar_free(&(res->sockets));
+ free(res->name);
+ free(res);
+}
+
+void gras_trp_socketset_dump(const char *name)
+{
+ gras_trp_procdata_t procdata =
+ (gras_trp_procdata_t) gras_libdata_by_id(gras_trp_libdata_id);
+
+ unsigned int it;
+ gras_socket_t s;
+
+ XBT_INFO("** Dump the socket set %s", name);
+ xbt_dynar_foreach(procdata->sockets, it, s) {
+ XBT_INFO(" %p -> %s:%d %s",
+ s, gras_socket_peer_name(s), gras_socket_peer_port(s),
+ s->valid ? "(valid)" : "(peer dead)");
+ }
+ XBT_INFO("** End of socket set %s", name);
}
/*
* Module registration
*/
int gras_trp_libdata_id;
-void gras_trp_register() {
- gras_trp_libdata_id = gras_procdata_add("gras_trp",gras_trp_procdata_new, gras_trp_procdata_free);
+void gras_trp_register()
+{
+ gras_trp_libdata_id =
+ gras_procdata_add("gras_trp", gras_trp_procdata_new,
+ gras_trp_procdata_free);
}
+int gras_os_myport(void)
+{
+ return ((gras_trp_procdata_t)
+ gras_libdata_by_id(gras_trp_libdata_id))->myport;
+}