MSG_host_get_name(MSG_host_self()));
*/
/* MSG_process_sleep(1); */
- MSG_process_sleep(0.01);
+ MSG_process_sleep(0.001);
}
} while (gras_os_time()-startTime < timeout
|| MSG_task_Iprobe((m_channel_t) pd->chan));
gras_error_t gras_trp_file_setup(gras_trp_plugin_t *plug) {
return mismatch_error;
}
+
+
+
/**
- * gras_socket_server:
+ * gras_socket_server_ext:
*
* Opens a server socket and make it ready to be listened to.
* In real life, you'll get a TCP socket.
*/
gras_error_t
-gras_socket_server(unsigned short port,
- /* OUT */ gras_socket_t **dst) {
+gras_socket_server_ext(unsigned short port,
+
+ unsigned long int bufSize,
+ int raw,
+
+ /* OUT */ gras_socket_t **dst) {
gras_error_t errcode;
gras_trp_plugin_t *trp;
TRY(gras_trp_socket_new(1,&sock));
sock->plugin= trp;
sock->port=port;
+ sock->bufSize = bufSize;
+ sock->raw = raw;
/* Call plugin socket creation function */
- errcode = trp->socket_server(trp, port, sock);
+ errcode = trp->socket_server(trp, sock);
DEBUG3("in=%c out=%c accept=%c",
sock->incoming?'y':'n',
sock->outgoing?'y':'n',
return no_error;
}
-
+
/**
- * gras_socket_client:
+ * gras_socket_client_ext:
*
* Opens a client socket to a remote host.
* In real life, you'll get a TCP socket.
*/
gras_error_t
-gras_socket_client(const char *host,
- unsigned short port,
- /* OUT */ gras_socket_t **dst) {
+gras_socket_client_ext(const char *host,
+ unsigned short port,
+
+ unsigned long int bufSize,
+ int raw,
+
+ /* OUT */ gras_socket_t **dst) {
gras_error_t errcode;
gras_trp_plugin_t *trp;
sock->plugin= trp;
sock->peer_port = port;
sock->peer_name = (char*)strdup(host?host:"localhost");
+ sock->bufSize = bufSize;
+ sock->raw = raw;
/* plugin-specific */
- errcode= (*trp->socket_client)(trp,
- host ? host : "localhost", port,
- sock);
+ errcode= (*trp->socket_client)(trp, sock);
DEBUG3("in=%c out=%c accept=%c",
sock->incoming?'y':'n',
sock->outgoing?'y':'n',
return no_error;
}
+/**
+ * gras_socket_server:
+ *
+ * Opens a server socket and make it ready to be listened to.
+ * In real life, you'll get a TCP socket.
+ */
+gras_error_t
+gras_socket_server(unsigned short port,
+ /* OUT */ gras_socket_t **dst) {
+ return gras_socket_server_ext(port,32,0,dst);
+}
+
+/**
+ * gras_socket_client:
+ *
+ * Opens a client socket to a remote host.
+ * In real life, you'll get a TCP socket.
+ */
+gras_error_t
+gras_socket_client(const char *host,
+ unsigned short port,
+ /* OUT */ gras_socket_t **dst) {
+ return gras_socket_client_ext(host,port,32,0,dst);
+}
+
+
void gras_socket_close(gras_socket_t *sock) {
gras_dynar_t *sockets = gras_socketset_get();
gras_socket_t *sock_iter;
char *gras_socket_peer_name(gras_socket_t *sock) {
return sock->peer_name;
}
+
+gras_error_t gras_socket_raw_send(gras_socket_t *peer,
+ unsigned int timeout,
+ unsigned long int expSize,
+ unsigned long int msgSize) {
+
+ gras_assert0(peer->raw,"Asked to send raw data on a regular socket\n");
+ return gras_socket_raw_exchange(peer,1,timeout,expSize,msgSize);
+}
+
+gras_error_t gras_socket_raw_recv(gras_socket_t *peer,
+ unsigned int timeout,
+ unsigned long int expSize,
+ unsigned long int msgSize){
+
+ gras_assert0(peer->raw,"Asked to recveive raw data on a regular socket\n");
+ return gras_socket_raw_exchange(peer,0,timeout,expSize,msgSize);
+}
struct gras_trp_plugin_ {
char *name;
- /* dst pointers are created and initialized with default values
- before call to socket_client/server*/
+ /* dst pointers are created and initialized with default values
+ before call to socket_client/server.
+ Retrive the info you need from there. */
gras_error_t (*socket_client)(gras_trp_plugin_t *self,
- const char *host,
- unsigned short port,
/* OUT */ gras_socket_t *dst);
gras_error_t (*socket_server)(gras_trp_plugin_t *self,
- unsigned short port,
/* OUT */ gras_socket_t *dst);
gras_error_t (*socket_accept)(gras_socket_t *sock,
*** Prototypes
***/
gras_error_t gras_trp_buf_socket_client(gras_trp_plugin_t *self,
- const char *host,
- unsigned short port,
/* OUT */ gras_socket_t *sock);
gras_error_t gras_trp_buf_socket_server(gras_trp_plugin_t *self,
- unsigned short port,
/* OUT */ gras_socket_t *sock);
gras_error_t gras_trp_buf_socket_accept(gras_socket_t *sock,
gras_socket_t **dst);
}
gras_error_t gras_trp_buf_socket_client(gras_trp_plugin_t *self,
- const char *host,
- unsigned short port,
/* OUT */ gras_socket_t *sock){
gras_error_t errcode;
gras_trp_plugin_t *super=((gras_trp_buf_plug_data_t*)self->data)->super;
GRAS_IN;
- TRY(super->socket_client(super,host,port,sock));
+ TRY(super->socket_client(super,sock));
sock->plugin = self;
TRY(gras_trp_buf_init_sock(sock));
* Open a socket used to receive messages.
*/
gras_error_t gras_trp_buf_socket_server(gras_trp_plugin_t *self,
- unsigned short port,
/* OUT */ gras_socket_t *sock){
gras_error_t errcode;
gras_trp_plugin_t *super=((gras_trp_buf_plug_data_t*)self->data)->super;
GRAS_IN;
- TRY(super->socket_server(super,port,sock));
+ TRY(super->socket_server(super,sock));
sock->plugin = self;
TRY(gras_trp_buf_init_sock(sock));
return no_error;
gras_error_t gras_trp_sg_socket_client(gras_trp_plugin_t *self,
- const char *host,
- unsigned short port,
/* OUT */ gras_socket_t *sock);
gras_error_t gras_trp_sg_socket_server(gras_trp_plugin_t *self,
- unsigned short port,
/* OUT */ gras_socket_t *sock);
void gras_trp_sg_socket_close(gras_socket_t *sd);
}
gras_error_t gras_trp_sg_socket_client(gras_trp_plugin_t *self,
- const char *host,
- unsigned short port,
/* OUT */ gras_socket_t *sock){
gras_error_t errcode;
gras_sg_portrec_t pr;
/* make sure this socket will reach someone */
- if (!(peer=MSG_get_host_by_name(host))) {
- fprintf(stderr,"GRAS: can't connect to %s: no such host.\n",host);
+ if (!(peer=MSG_get_host_by_name(sock->peer_name))) {
+ fprintf(stderr,"GRAS: can't connect to %s: no such host.\n",sock->peer_name);
return mismatch_error;
}
if (!(hd=(gras_hostdata_t *)MSG_host_get_data(peer))) {
RAISE1(mismatch_error,
"can't connect to %s: no process on this host",
- host);
+ sock->peer_name);
}
- errcode = find_port(hd,port,&pr);
+ errcode = find_port(hd,sock->peer_port,&pr);
if (errcode != no_error && errcode != mismatch_error)
return errcode;
if (errcode == mismatch_error) {
RAISE2(mismatch_error,
"can't connect to %s:%d, no process listen on this port",
- host,port);
+ sock->peer_name,sock->peer_port);
}
if (pr.raw && !sock->raw) {
RAISE2(mismatch_error,
"can't connect to %s:%d in regular mode, the process listen "
- "in raw mode on this port",host,port);
+ "in raw mode on this port",sock->peer_name,sock->peer_port);
}
if (!pr.raw && sock->raw) {
RAISE2(mismatch_error,
"can't connect to %s:%d in raw mode, the process listen "
- "in regular mode on this port",host,port);
+ "in regular mode on this port",sock->peer_name,sock->peer_port);
}
/* create the socket */
DEBUG6("%s (PID %d) connects in %s mode to %s:%d (to_PID=%d)",
MSG_process_get_name(MSG_process_self()), MSG_process_self_PID(),
- sock->raw?"RAW":"regular",host,port,data->to_PID);
+ sock->raw?"RAW":"regular",
+ sock->peer_name,sock->peer_port,data->to_PID);
return no_error;
}
gras_error_t gras_trp_sg_socket_server(gras_trp_plugin_t *self,
- unsigned short port,
gras_socket_t *sock){
gras_error_t errcode;
sock->accepting = 0; /* no such nuisance in SG */
- errcode = find_port(hd,port,&pr);
+ errcode = find_port(hd,sock->port,&pr);
switch (errcode) {
case no_error: /* Port already used... */
RAISE2(mismatch_error,
"can't listen on address %s:%d: port already in use\n.",
- host,port);
+ host,sock->port);
case mismatch_error: /* Port not used so far. Do it */
pr.tochan = sock->raw ? pd->rawChan : pd->chan;
- pr.port = port;
+ pr.port = sock->port;
pr.raw = sock->raw;
TRY(gras_dynar_push(hd->ports,&pr));
INFO6("'%s' (%d) ears on %s:%d%s (%p)",
MSG_process_get_name(MSG_process_self()), MSG_process_self_PID(),
- host,port,sock->raw? " (mode RAW)":"",sock);
+ host,sock->port,sock->raw? " (mode RAW)":"",sock);
return no_error;
}
m_task_t task=NULL;
static unsigned int count=0;
char name[256];
- gras_trp_sg_sock_data_t *sock_data;
+ gras_trp_sg_sock_data_t *sock_data = (gras_trp_sg_sock_data_t *)sock->data;
sg_task_data_t *task_data;
- sock_data = (gras_trp_sg_sock_data_t *)sock->data;
-
sprintf(name,"Chunk[%d]",count++);
if (!(task_data=gras_new(sg_task_data_t,1)))
GRAS_OUT;
return no_error;
}
+
+/* Data exchange over raw sockets */
+gras_error_t gras_socket_raw_exchange(gras_socket_t *peer,
+ int sender,
+ unsigned int timeout,
+ unsigned long int expSize,
+ unsigned long int msgSize) {
+ unsigned int bytesTotal;
+ static unsigned int count=0;
+ m_task_t task=NULL;
+ char name[256];
+ gras_trp_sg_sock_data_t *sock_data = (gras_trp_sg_sock_data_t *)peer->data;
+
+ gras_procdata_t *pd=gras_procdata_get();
+ double startTime;
+
+ startTime=gras_os_time(); /* used only in sender mode */
+
+ for(bytesTotal = 0; bytesTotal < expSize; bytesTotal += msgSize) {
+
+ if (sender) {
+
+ sprintf(name,"Raw data[%d]",count++);
+
+ task=MSG_task_create(name,0,((double)msgSize)/(1024.0*1024.0),NULL);
+
+ DEBUG5("%f:%s: gras_socket_raw_send(%f %s -> %s) BEGIN",
+ gras_os_time(), MSG_process_get_name(MSG_process_self()),
+ ((double)msgSize)/(1024.0*1024.0),
+ MSG_host_get_name( MSG_host_self()), peer->peer_name);
+
+ if (MSG_task_put(task, sock_data->to_host,sock_data->to_chan) != MSG_OK)
+ RAISE0(system_error,"Problem during the MSG_task_put()");
+
+ DEBUG5("%f:%s: gras_socket_raw_send(%f %s -> %s) END",
+ gras_os_time(), MSG_process_get_name(MSG_process_self()),
+ ((double)msgSize)/(1024.0*1024.0),
+ MSG_host_get_name( MSG_host_self()), peer->peer_name);
+
+ } else { /* we are receiver, simulate a select */
+
+ task=NULL;
+ DEBUG2("%f:%s: gras_socket_raw_recv() BEGIN\n",
+ gras_os_time(), MSG_process_get_name(MSG_process_self()));
+ do {
+ if (MSG_task_Iprobe((m_channel_t) pd->rawChan)) {
+ if (MSG_task_get(&task, (m_channel_t) pd->rawChan) != MSG_OK) {
+ fprintf(stderr,"GRAS: Error in MSG_task_get()\n");
+ return unknown_error;
+ }
+
+ if (MSG_task_destroy(task) != MSG_OK) {
+ fprintf(stderr,"GRAS: Error in MSG_task_destroy()\n");
+ return unknown_error;
+ }
+
+ DEBUG2("%f:%s: gras_socket_raw_recv() END\n",
+ gras_os_time(), MSG_process_get_name(MSG_process_self()));
+ break;
+ } else {
+ MSG_process_sleep(0.0001);
+ }
+
+ } while (gras_os_time() - startTime < timeout);
+
+ if (gras_os_time() - startTime > timeout)
+ return timeout_error;
+ } /* receiver part */
+ } /* foreach msg */
+
+ return no_error;
+}
*** Prototypes
***/
gras_error_t gras_trp_tcp_socket_client(gras_trp_plugin_t *self,
- const char *host,
- unsigned short port,
/* OUT */ gras_socket_t *sock);
gras_error_t gras_trp_tcp_socket_server(gras_trp_plugin_t *self,
- unsigned short port,
/* OUT */ gras_socket_t *sock);
gras_error_t gras_trp_tcp_socket_accept(gras_socket_t *sock,
gras_socket_t **dst);
}
gras_error_t gras_trp_tcp_socket_client(gras_trp_plugin_t *self,
- const char *host,
- unsigned short port,
/* OUT */ gras_socket_t *sock){
struct sockaddr_in addr;
struct hostent *he;
struct in_addr *haddr;
+ int size = sock->bufSize * 1024;
sock->incoming = 1; /* TCP sockets are duplex'ed */
"Failed to create socket: %s",
strerror (errno));
}
+
+ if (setsockopt(sock->sd, SOL_SOCKET, SO_RCVBUF, (char *)&size, sizeof(size)) ||
+ setsockopt(sock->sd, SOL_SOCKET, SO_SNDBUF, (char *)&size, sizeof(size))) {
+ WARN1("setsockopt failed, cannot set buffer size: %s",
+ strerror(errno));
+ }
- he = gethostbyname (host);
+ he = gethostbyname (sock->peer_name);
if (he == NULL) {
RAISE2(system_error,
"Failed to lookup hostname %s: %s",
- host, strerror (errno));
+ sock->peer_name, strerror (errno));
}
haddr = ((struct in_addr *) (he->h_addr_list)[0]);
memset(&addr, 0, sizeof(struct sockaddr_in));
memcpy (&addr.sin_addr, haddr, sizeof(struct in_addr));
addr.sin_family = AF_INET;
- addr.sin_port = htons (port);
+ addr.sin_port = htons (sock->peer_port);
if (connect (sock->sd, (struct sockaddr*) &addr, sizeof (addr)) < 0) {
close(sock->sd);
RAISE3(system_error,
"Failed to connect socket to %s:%d (%s)",
- host, port, strerror (errno));
+ sock->peer_name, sock->peer_port, strerror (errno));
}
return no_error;
* Open a socket used to receive messages.
*/
gras_error_t gras_trp_tcp_socket_server(gras_trp_plugin_t *self,
- unsigned short port,
/* OUT */ gras_socket_t *sock){
-/* int size = bufSize * 1024; */
+ int size = sock->bufSize * 1024;
int on = 1;
struct sockaddr_in server;
sock->outgoing = 1; /* TCP => duplex mode */
- server.sin_port = htons((u_short)port);
+ server.sin_port = htons((u_short)sock->port);
server.sin_addr.s_addr = INADDR_ANY;
server.sin_family = AF_INET;
if((sock->sd = socket(AF_INET, SOCK_STREAM, 0)) < 0) {
- RAISE1(system_error,"socket allocation failed: %s", strerror(errno));
+ RAISE1(system_error,"Socket allocation failed: %s", strerror(errno));
}
- (void)setsockopt(sock->sd, SOL_SOCKET, SO_REUSEADDR,
- (char *)&on, sizeof(on));
- /*
- (void)setsockopt(sd, SOL_SOCKET, SO_RCVBUF, (char *)&size, sizeof(size));
- (void)setsockopt(sd, SOL_SOCKET, SO_SNDBUF, (char *)&size, sizeof(size));
- */
+ if (setsockopt(sock->sd, SOL_SOCKET, SO_REUSEADDR, (char *)&on, sizeof(on))) {
+ RAISE1(system_error,"setsockopt failed, cannot condition the socket: %s",
+ strerror(errno));
+ }
+
+ if (setsockopt(sock->sd, SOL_SOCKET, SO_RCVBUF, (char *)&size, sizeof(size)) ||
+ setsockopt(sock->sd, SOL_SOCKET, SO_SNDBUF, (char *)&size, sizeof(size))) {
+ WARN1("setsockopt failed, cannot set buffer size: %s",
+ strerror(errno));
+ }
+
if (bind(sock->sd, (struct sockaddr *)&server, sizeof(server)) == -1) {
close(sock->sd);
- RAISE2(system_error,"Cannot bind to port %d: %s",port, strerror(errno));
+ RAISE2(system_error,"Cannot bind to port %d: %s",sock->port, strerror(errno));
}
if (listen(sock->sd, 5) < 0) {
close(sock->sd);
- RAISE2(system_error,"Cannot listen to port %d: %s",port,strerror(errno));
+ RAISE2(system_error,"Cannot listen to port %d: %s",sock->port,strerror(errno));
}
if (sock->raw)
else
FD_SET(sock->sd, &(tcp->msg_socks));
- DEBUG2("Openned a server socket on port %d (sock %d)",port,sock->sd);
+ DEBUG2("Openned a server socket on port %d (sock %d)",sock->port,sock->sd);
return no_error;
}
int sd;
int tmp_errno;
+ int size;
TRY(gras_trp_socket_new(1,&res));
if (setsockopt(sd, SOL_SOCKET, SO_KEEPALIVE, (char *)&i, s)
|| setsockopt(sd, TcpProtoNumber(), TCP_NODELAY, (char *)&i, s)) {
- WARN0("setsockopt failed, cannot condition the accepted socket");
+ RAISE1(system_error,"setsockopt failed, cannot condition the socket: %s",
+ strerror(errno));
}
- /* FIXME: bufSize removed until we can have optionsets
- i = ((gras_trp_tcp_sock_specific_t*)sock->specific)->buffsize;
- if (setsockopt(sd, SOL_SOCKET, SO_RCVBUF, (char *)&i, s)
- || setsockopt(sd, SOL_SOCKET, SO_SNDBUF, (char *)&i, s)) {
- WARNING0("setsockopt failed, cannot set buffsize");
- }
- */
+ (*dst)->bufSize = sock->bufSize;
+ size = sock->bufSize * 1024;
+ if (setsockopt(sd, SOL_SOCKET, SO_RCVBUF, (char *)&size, sizeof(size))
+ || setsockopt(sd, SOL_SOCKET, SO_SNDBUF, (char *)&size, sizeof(size))) {
+ WARN1("setsockopt failed, cannot set buffer size: %s",
+ strerror(errno));
+ }
res->plugin = sock->plugin;
res->incoming = sock->incoming;
/* FIXME: Lock to protect inet_ntoa */
if (((struct sockaddr *)&peer_in)->sa_family != AF_INET) {
- res->peer_name = strdup("unknown");
+ res->peer_name = (char*)strdup("unknown");
} else {
struct in_addr addrAsInAddr;
char *tmp;
tmp = inet_ntoa(addrAsInAddr);
if (tmp != NULL) {
- res->peer_name = strdup(tmp);
+ res->peer_name = (char*)strdup(tmp);
} else {
- res->peer_name = strdup("unknown");
+ res->peer_name = (char*)strdup("unknown");
}
}
return returnValue;
}
+
+/* Data exchange over raw sockets. Placing this in there is a kind of crude hack.
+ It means that the only possible raw are TCP where we may want to do UDP for them.
+ But I fail to find a good internal organization for now. We may want to split
+ raw and regular sockets more efficiently.
+*/
+gras_error_t gras_socket_raw_exchange(gras_socket_t *peer,
+ int sender,
+ unsigned int timeout,
+ unsigned long int exp_size,
+ unsigned long int msg_size) {
+ char *chunk;
+ int res_last, msg_sofar, exp_sofar;
+
+ fd_set rd_set;
+ int rv;
+
+ struct timeval timeOut;
+
+ if (!(chunk = (char *)gras_malloc(msg_size)))
+ RAISE_MALLOC;
+
+ for (exp_sofar=0; exp_sofar < exp_size; exp_size += msg_sofar) {
+ for(msg_sofar=0; msg_sofar < msg_size; msg_size += res_last) {
+
+ if(sender) {
+ res_last = send(peer->sd, chunk, msg_size - msg_sofar, 0);
+ } else {
+ res_last = 0;
+ FD_ZERO(&rd_set);
+ FD_SET(peer->sd,&rd_set);
+ timeOut.tv_sec = timeout;
+ timeOut.tv_usec = 0;
+
+ if (0 < select(peer->sd+1,&rd_set,NULL,NULL,&timeOut))
+ res_last = recv(peer->sd, chunk, msg_size-msg_sofar, 0);
+
+ }
+ if (res_last == 0) {
+ /* No progress done, bail out */
+ gras_free(chunk);
+ RAISE0(unknown_error,"Not exchanged a single byte, bailing out");
+ }
+ }
+ }
+
+ gras_free(chunk);
+ return no_error;
+}
int outgoing :1; /* true if we can write on this sock */
int accepting :1; /* true if master incoming sock in tcp */
int raw :1; /* true if this is an experiment socket instead of messaging */
+
+ unsigned long int bufSize; /* what to say to the OS. field here to remember it when accepting */
int sd;
int port; /* port on this side */
gras_error_t gras_trp_buf_init_sock(gras_socket_t *sock);
+/* Data exchange over raw sockets */
+gras_error_t gras_socket_raw_exchange(gras_socket_t *peer,
+ int sender,
+ unsigned int timeout,
+ unsigned long int expSize,
+ unsigned long int msgSize);
+
#endif /* GRAS_TRP_PRIVATE_H */