int main(int argc, char *argv[])
{
int ret, c;
uint32_t caps = 0;
char *transport = NULL;
cci_device_t * const *devices = NULL, *device = NULL;
name = argv[0];
opts.iters = ITERS;
opts.warmup = WARMUP;
opts.req_size = REQ_SIZE;
opts.transfer_size = TRANSFER_SIZE;
opts.ack_size = ACK_SIZE;
while ((c = getopt(argc, argv, "h:st:i:W:c:wrR:T:A:S")) != -1) {
switch (c) {
case 'h':
strncpy(server_uri, optarg, sizeof(server_uri));
break;
case 's':
is_server = 1;
break;
case 't':
transport = strdup(optarg);
break;
case 'i':
opts.iters = strtoul(optarg, NULL, 0);
break;
case 'W':
opts.warmup = strtoul(optarg, NULL, 0);
break;
case 'c':
concurrent = strtoul(optarg, NULL, 0);
if (concurrent > 64)
concurrent = 64;
break;
case 'w':
/* The client wants to write. The server will RMA Read. */
opts.rma_flags = CCI_FLAG_READ;
break;
case 'r':
/* The client wants to read. The server will RMA Write. */
opts.rma_flags = CCI_FLAG_WRITE;
break;
case 'R':
opts.req_size = strtoul(optarg, NULL, 0);
if (opts.req_size > REQ_SIZE)
opts.req_size = REQ_SIZE;
break;
case 'T':
opts.transfer_size = strtoul(optarg, NULL, 0);
break;
case 'A':
opts.ack_size = strtoul(optarg, NULL, 0);
if (opts.ack_size > ACK_SIZE)
opts.ack_size = ACK_SIZE;
break;
case 'S':
suppress = 1;
break;
default:
print_usage();
}
}
if (!opts.rma_flags)
opts.rma_flags = CCI_FLAG_READ;
if (!opts.transfer_size)
opts.transfer_size = TRANSFER_SIZE;
#ifndef USE_MPI
if (!is_server && server_uri[0] == '\0') {
fprintf(stderr, "Must select -h or -s\n");
print_usage();
}
#else
MPI_Init(&argc, &argv);
MPI_Comm_rank(MPI_COMM_WORLD, &rank);
if (rank == 0)
is_server = 1;
#endif
ret = cci_init(CCI_ABI_VERSION, 0, &caps);
check_return(NULL, "cci_init", ret, 1);
if (transport) {
int i = 0;
ret = cci_get_devices(&devices);
check_return(NULL, "cci_get_devices", ret, 1);
/* Select first device that matches transport. */
for (i = 0; ; i++) {
device = devices[i];
if (!device)
break;
if (strncmp(device->transport, transport, strlen(device->transport)) == 0)
break;
}
}
/* create an endpoint */
ret = cci_create_endpoint(device, 0, &endpoint, NULL);
check_return(NULL, "cci_create_endpoint", ret, 1);
ret = cci_get_opt(endpoint, CCI_OPT_ENDPT_URI, &uri);
check_return(endpoint, "cci_get_opt", ret, 1);
if (!suppress)
printf("Opened %s\n", uri);
if (is_server)
do_server();
else
do_client();
/* clean up */
ret = cci_destroy_endpoint(endpoint);
check_return(endpoint, "cci_destroy_endpoint", ret, 1);
if (buffer)
free(buffer);
free(transport);
free(uri);
ret = cci_finalize();
check_return(NULL, "cci_finalize", ret, 1);
#ifdef USE_MPI
MPI_Barrier();
MPI_Finalize();
#endif
return 0;
}
int main(int argc, char *argv[])
{
int ret, c;
uint32_t caps = 0;
cci_os_handle_t *os_handle = NULL;
char *uri = NULL;
pid_t pid = 0;
pid = getpid();
srandom(pid);
memset(&msg, 0, sizeof(msg));
name = argv[0];
while ((c = getopt(argc, argv, "h:si:c:wrl:o:O:R:BI")) != -1) {
switch (c) {
case 'h':
server_uri = strdup(optarg);
is_client = 1;
break;
case 's':
is_server = 1;
break;
case 'i':
iters = strtoul(optarg, NULL, 0);
break;
case 'c':
if (strncasecmp("ru", optarg, 2) == 0)
attr = CCI_CONN_ATTR_RU;
else if (strncasecmp("ro", optarg, 2) == 0)
attr = CCI_CONN_ATTR_RO;
else
print_usage();
printf("Using %s connection\n",
attr == CCI_CONN_ATTR_RU ? "RU" : "RO");
break;
case 'w':
opts.method = RMA_WRITE;
break;
case 'r':
opts.method = RMA_READ;
break;
case 'l':
length = strtoul(optarg, NULL, 0);
break;
case 'R':
opts.reg_len = strtoul(optarg, NULL, 0);
break;
case 'o':
local_offset = strtoul(optarg, NULL, 0);
break;
case 'O':
remote_offset = strtoul(optarg, NULL, 0);
break;
case 'B':
blocking = 1;
os_handle = &fd;
break;
case 'I':
ignore_os_handle = 1;
os_handle = &fd;
break;
default:
print_usage();
}
}
if (!is_server && !server_uri) {
fprintf(stderr, "Must select -h or -s\n");
print_usage();
}
if (is_server && is_client) {
fprintf(stderr, "Must select -h or -s, not both\n");
print_usage();
}
if (blocking && ignore_os_handle) {
fprintf(stderr, "-B and -I are not compatible.\n");
fprintf(stderr, "-B will block using select() using the OS handle.\n");
fprintf(stderr, "-I will obtain the OS handle, but not use it to wait.\n");
print_usage();
}
if (!opts.method)
opts.method = RMA_WRITE;
if (!opts.reg_len) {
if (!length) {
opts.reg_len = RMA_REG_LEN;
} else {
opts.reg_len = length;
}
}
if (!length) {
if (!opts.reg_len)
length = RMA_REG_LEN;
else
length = opts.reg_len;
}
if (opts.reg_len == length) {
if (local_offset || remote_offset) {
fprintf(stderr, "*** RMA registration length == RMA length "
"and an offset was requested. ***\n"
"*** This should cause an error. ***\n");
}
}
if (is_client)
fprintf(stderr, "Testing with local_offset %"PRIu64" "
"remote_offset %"PRIu64" "
"reg_len %"PRIu64" length %"PRIu64"\n",
local_offset, remote_offset, opts.reg_len, length);
ret = cci_init(CCI_ABI_VERSION, 0, &caps);
if (ret) {
fprintf(stderr, "cci_init() failed with %s\n",
cci_strerror(NULL, ret));
exit(EXIT_FAILURE);
}
/* create an endpoint */
ret = cci_create_endpoint(NULL, 0, &endpoint, os_handle);
if (ret) {
fprintf(stderr, "cci_create_endpoint() failed with %s\n",
cci_strerror(NULL, ret));
exit(EXIT_FAILURE);
}
ret = cci_get_opt(endpoint,
CCI_OPT_ENDPT_URI, &uri);
if (ret) {
fprintf(stderr, "cci_get_opt() failed with %s\n", cci_strerror(NULL, ret));
exit(EXIT_FAILURE);
}
printf("Opened %s\n", uri);
if (blocking) {
nfds = fd + 1;
FD_ZERO(&rfds);
FD_SET(fd, &rfds);
}
if (is_server)
do_server();
else
do_client();
/* clean up */
ret = cci_destroy_endpoint(endpoint);
if (ret) {
fprintf(stderr, "cci_destroy_endpoint() failed with %s\n",
cci_strerror(NULL, ret));
exit(EXIT_FAILURE);
}
free(buffer);
free(uri);
free(server_uri);
ret = cci_finalize();
if (ret) {
fprintf(stderr, "cci_finalize() failed with %s\n",
cci_strerror(NULL, ret));
exit(EXIT_FAILURE);
}
return 0;
}
int main(int argc, char *argv[])
{
int ret, c;
uint32_t caps = 0;
cci_os_handle_t *os_handle = NULL;
char *uri = NULL;
name = argv[0];
while ((c = getopt(argc, argv, "h:sRc:nwrm:Ci:W:bo")) != -1) {
switch (c) {
case 'h':
server_uri = strdup(optarg);
break;
case 's':
is_server = 1;
break;
case 'R':
accept = 0;
break;
case 'i':
iters = strtoul(optarg, NULL, 0);
break;
case 'W':
warmup = strtoul(optarg, NULL, 0);
break;
case 'c':
if (strncasecmp("ru", optarg, 2) == 0)
attr = CCI_CONN_ATTR_RU;
else if (strncasecmp("ro", optarg, 2) == 0)
attr = CCI_CONN_ATTR_RO;
else if (strncasecmp("uu", optarg, 2) == 0)
attr = CCI_CONN_ATTR_UU;
else
print_usage();
printf("Using %s connection\n",
attr == CCI_CONN_ATTR_UU ? "UU" : attr ==
CCI_CONN_ATTR_RU ? "RU" : "RO");
break;
case 'n':
opts.flags = CCI_FLAG_NO_COPY;
break;
case 'w':
opts.method = RMA_WRITE;
break;
case 'r':
opts.method = RMA_READ;
break;
case 'm':
opts.max_rma_size = strtoul(optarg, NULL, 0);
break;
case 'C':
remote_completion = 1;
break;
case 'b':
blocking = 1;
os_handle = &fd;
break;
case 'o':
ignore_os_handle = 1;
os_handle = &fd;
break;
default:
print_usage();
}
}
if (!is_server && !server_uri) {
fprintf(stderr, "Must select -h or -s\n");
print_usage();
}
if (blocking && ignore_os_handle) {
fprintf(stderr, "-b and -o are not compatible.\n");
fprintf(stderr, "-b will block using select() using the OS handle.\n");
fprintf(stderr, "-o will obtain the OS handle, but not use it to wait.\n");
print_usage();
}
if (attr == CCI_CONN_ATTR_UU) {
if (opts.method != MSGS) {
fprintf(stderr,
"RMA %s not allowed with UU connections\n",
opts.method == RMA_WRITE ? "WRITE" : "READ");
print_usage();
}
if (opts.max_rma_size) {
printf("ignoring max_rma_size (-m) with MSGs\n");
opts.max_rma_size = 0;
}
} else {
/* RO or RU */
if (opts.flags == CCI_FLAG_NO_COPY) {
printf("Ignoring CCI_FLAG_NO_COPY (-n) with RMA %s\n",
opts.method == RMA_WRITE ? "WRITE" : "READ");
opts.flags &= ~(CCI_FLAG_NO_COPY);
}
if (!opts.max_rma_size)
opts.max_rma_size = MAX_RMA_SIZE;
}
ret = cci_init(CCI_ABI_VERSION, 0, &caps);
if (ret) {
fprintf(stderr, "cci_init() failed with %s\n",
cci_strerror(NULL, ret));
exit(EXIT_FAILURE);
}
/* create an endpoint */
ret = cci_create_endpoint(NULL, 0, &endpoint, os_handle);
if (ret) {
fprintf(stderr, "cci_create_endpoint() failed with %s\n",
cci_strerror(NULL, ret));
exit(EXIT_FAILURE);
}
ret = cci_get_opt(endpoint,
CCI_OPT_ENDPT_URI, &uri);
if (ret) {
fprintf(stderr, "cci_get_opt() failed with %s\n", cci_strerror(NULL, ret));
exit(EXIT_FAILURE);
}
printf("Opened %s\n", uri);
if (blocking) {
nfds = fd + 1;
FD_ZERO(&rfds);
FD_SET(fd, &rfds);
}
if (is_server)
do_server();
else
do_client();
/* clean up */
ret = cci_destroy_endpoint(endpoint);
if (ret) {
fprintf(stderr, "cci_destroy_endpoint() failed with %s\n",
cci_strerror(NULL, ret));
exit(EXIT_FAILURE);
}
if (buffer)
free(buffer);
free(uri);
free(server_uri);
ret = cci_finalize();
if (ret) {
fprintf(stderr, "cci_finalize() failed with %s\n",
cci_strerror(NULL, ret));
exit(EXIT_FAILURE);
}
return 0;
}
int main (int argc, char *argv[])
{
int ret, c;
uint32_t caps = 0;
char *ctl_uri = NULL;
name = argv[0];
while ((c = getopt (argc, argv, "h:s")) != -1) {
switch (c) {
case 'h':
server_uri = strdup (optarg);
break;
case 's':
is_server = 1;
break;
default:
print_usage ();
}
}
ret = cci_init(CCI_ABI_VERSION, 0, &caps);
if (ret) {
fprintf(stderr, "cci_init() failed with %s\n",
cci_strerror(NULL, ret));
exit(EXIT_FAILURE);
}
/* Create the endpoint for the control connection */
ret = cci_create_endpoint(NULL, 0, &ctl_ep, NULL);
if (ret) {
fprintf(stderr, "cci_create_endpoint() failed with %s\n",
cci_strerror(NULL, ret));
exit(EXIT_FAILURE);
}
ret = cci_get_opt(ctl_ep,
CCI_OPT_ENDPT_URI, &ctl_uri);
if (ret) {
fprintf(stderr, "cci_get_opt() failed with %s\n", cci_strerror(NULL, ret));
exit(EXIT_FAILURE);
}
printf("Opened control connection %s\n", ctl_uri);
if (is_server)
do_server ();
else
do_client ();
ret = cci_destroy_endpoint (ctl_ep);
if (ret) {
fprintf (stderr, "cci_destroy_endpoint() failed with %s\n",
cci_strerror (NULL, ret));
exit (EXIT_FAILURE);
}
free (server_uri);
ret = cci_finalize ();
if (ret) {
fprintf (stderr, "cci_finalize() failed with %s\n",
cci_strerror (NULL, ret));
exit (EXIT_FAILURE);
}
return 0;
}
static inline void poll_ctl_events (void)
{
cci_event_t *event;
int ret;
ret = cci_get_event (ctl_ep, &event);
if (ret == CCI_SUCCESS) {
switch (event->type) {
case CCI_EVENT_CONNECT_REQUEST:
ctl_opts = *((options_t *) event->request.data_ptr);
ret = cci_accept (event, NULL);
check_return (ctl_ep, "cci_accept", ret, 1);
break;
case CCI_EVENT_ACCEPT:
ctl_conn = event->accept.connection;
break;
case CCI_EVENT_RECV:
if (is_server && strncmp (event->recv.ptr, "start", 5) == 0) {
printf ("Connection accepted, creating endpoint for testing...\n");
ret = cci_create_endpoint(NULL, 0, &endpoint, NULL);
if (ret) {
fprintf(stderr, "cci_create_endpoint() failed with %s\n",
cci_strerror(NULL, ret));
exit(EXIT_FAILURE);
}
ret = cci_get_opt(endpoint, CCI_OPT_ENDPT_URI, &test_uri);
if (ret) {
fprintf(stderr, "cci_get_opt() failed with %s\n", cci_strerror(NULL, ret));
exit(EXIT_FAILURE);
}
ret = cci_send (ctl_conn, test_uri, strlen (test_uri), (void*)0xdeadfeeb, ctl_opts.flags);
check_return(ctl_ep, "cci_send", ret, 0);
printf("Opened %s\n", test_uri);
}
if (is_server && strncmp (event->recv.ptr, "bye", 3) == 0) {
done = 1;
}
if (!is_server) {
test_uri = strdup (event->recv.ptr);
printf ("Opening a connection to %s\n", test_uri);
ret = cci_create_endpoint(NULL, 0, &endpoint, NULL);
if (ret) {
fprintf(stderr, "cci_create_endpoint() failed with %s\n",
cci_strerror(NULL, ret));
exit(EXIT_FAILURE);
}
ret = cci_get_opt(endpoint, CCI_OPT_ENDPT_URI, &uri);
if (ret) {
fprintf(stderr, "cci_get_opt() failed with %s\n", cci_strerror(NULL, ret));
exit(EXIT_FAILURE);
}
ret = cci_connect (endpoint, test_uri, &opts, sizeof (opts), attr,
NULL, 0, NULL);
check_return (endpoint, "cci_connect", ret, 1);
}
break;
case CCI_EVENT_CONNECT:
if (!is_server) {
ctl_conn = event->connect.connection;
printf ("Control connection established, simulating a conn_reject now...\n");
/* Send the start message */
ret = cci_send (ctl_conn, "start", 5, (void*)0xdeadbeed, ctl_opts.flags);
check_return(ctl_ep, "cci_send", ret, 0);
}
break;
case CCI_EVENT_SEND:
break;
default:
fprintf (stderr, "Ignoring event type %d\n",
event->type);
}
cci_return_event (event);
}
}
int main(int argc, char *argv[])
{
int ret, number_of_connections=0;
int client_end[MAX_CONNECTION_SIZE]={0,};
uint32_t caps = 0;
char *uri = NULL;
long file_size[MAX_CONNECTION_SIZE]={0,};
cci_endpoint_t *endpoint = NULL;
cci_os_handle_t *ep_fd = NULL;
cci_connection_t *connection[MAX_CONNECTION_SIZE] = {NULL,};
ret = cci_init(CCI_ABI_VERSION, 0, &caps);
if (ret) {
fprintf(stderr, "cci_init() failed with %s\n",
cci_strerror(NULL, ret));
exit(EXIT_FAILURE);
}
/* create an endpoint */
ret = cci_create_endpoint(NULL, 0, &endpoint, ep_fd);
if (ret) {
fprintf(stderr, "cci_create_endpoint() failed with %s\n",
cci_strerror(NULL, ret));
exit(EXIT_FAILURE);
}
ret = cci_get_opt(endpoint,
CCI_OPT_ENDPT_URI, &uri);
if (ret) {
fprintf(stderr, "cci_get_opt() failed with %s\n", cci_strerror(NULL, ret));
exit(EXIT_FAILURE);
}
printf("Opened %s\n", uri);
while (1) {
int accept = 1;
cci_event_t *event;
ret = cci_get_event(endpoint, &event);
if (ret != 0) {
if (ret != CCI_EAGAIN)
fprintf(stderr, "cci_get_event() returned %s\n",
cci_strerror(endpoint, ret));
continue;
}
switch (event->type) {
case CCI_EVENT_RECV:{
char buf[MAX_BUFFER_SIZE];
char *number, *data;
char exit_msg[32];
long read_size=0;
int len = event->recv.len;
int i=0, j=0;
int id;
memset(buf, 0, MAX_BUFFER_SIZE);
memcpy(buf, event->recv.ptr, len);
if(strncasecmp((char*)event->recv.ptr,"client", 6)==0){ /* 문자인 경우 */
fprintf(stderr, "%s", buf);
strtok(buf," :"); /* 필요한 정보 파싱 (누구한테, 첫번째 문자)*/
number=strtok(NULL," :");
data=strtok(NULL," :");
id=atoi(number); //누구한테서 왔는지
memcpy(buf, event->recv.ptr, len);
if(event->recv.connection==connection[id-1]){
if(strncasecmp(data,"bye\n", 4)==0){ //종료를 원할 경우
fprintf(stderr, "Client%d want to termainate this program.\n", id);
client_end[id-1]=1;
}else if(strncasecmp(data,"file\n", 5)==0) //file 전송을 원할 경우
fprintf(stderr, "Client %d send a file...\n", id);
for(j=0; j<number_of_connections; j++){
if(j !=id-1 && !client_end[j]) //받는놈은 종료되지 않은놈이고 보내는놈이 아님
ret = cci_send(connection[j], buf, len, SEND_CONTEXT, 0); //보냄
if(client_end[id-1]){ //보내는놈이 종료를 원한 경우
sprintf(exit_msg,"client%d exits..\n", id);
ret = cci_send(connection[j], exit_msg, strlen(exit_msg), SEND_CONTEXT, 0); //종료메세지 보냄
}
} //end for j
}
}else{ /* 파일인 경우 */
for(i=0; i<number_of_connections; i++){ //어떤 connection에서 왔는지 check
if(event->recv.connection == connection[i]){
if(strncasecmp((char*)event->recv.ptr,"file send completed\0", 20)==0){ //file 전송종료신호면 그만
fprintf(stderr,"%s. file size is %ldbytes.\n",(char*)event->recv.ptr, file_size[i]);
memcpy(buf,event->recv.ptr, len); //종료신호 고대로 클라에게
read_size=len;
file_size[i]=0;
}else{
read_size=event->recv.len; //읽은 크기
file_size[i]+=read_size; //file size check
fprintf(stderr, "%ld\n", file_size[i]);
memcpy(buf, event->recv.ptr, read_size); //읽은거 buf에 써주기
}//end file trasport
for(j=0; j<number_of_connections; j++){ /* broadcast */
if(j !=i && !client_end[j]){
ret = cci_send(connection[j], buf, read_size, SEND_CONTEXT, 0);
if(ret)
fprintf(stderr, "file send failed!\n");
}
}//end for j
break;
}//end if
}//end for i
}
break;
}//end recv case
case CCI_EVENT_SEND:
assert(event->send.context == SEND_CONTEXT);
assert(event->send.connection->context == ACCEPT_CONTEXT);
fprintf(stderr, "completed send\n");
break;
case CCI_EVENT_CONNECT_REQUEST:
if (accept) {
cci_accept(event, ACCEPT_CONTEXT);
}else {
cci_reject(event);
}
break;
case CCI_EVENT_ACCEPT:{
char number[MAX_CONNECTION_SIZE];
assert(event->accept.connection != NULL);
assert(event->accept.connection->context == ACCEPT_CONTEXT);
connection[number_of_connections] = event->accept.connection;
fprintf(stderr, "completed accept\n");
sprintf(number,"%d",number_of_connections+1);
ret = cci_send(connection[number_of_connections], number, strlen(number), SEND_CONTEXT, 0); //몇번째 클라이언트 인지 알려줌
number_of_connections++;
break;
}
default:
printf("event type %d\n", event->type);
break;
} //end switch
cci_return_event(event);
}
/* clean up */
cci_destroy_endpoint(endpoint);
cci_finalize();
free(uri);
return 0;
}
int main(int argc, char *argv[])
{
int ret, done = 0;
uint32_t caps = 0;
char *uri = NULL;
cci_endpoint_t *endpoint = NULL;
cci_os_handle_t *ep_fd = NULL;
cci_connection_t *connection = NULL;
ret = cci_init(CCI_ABI_VERSION, 0, &caps);
if (ret) {
fprintf(stderr, "cci_init() failed with %s\n",
cci_strerror(NULL, ret));
exit(EXIT_FAILURE);
}
/* create an endpoint */
ret = cci_create_endpoint(NULL, 0, &endpoint, ep_fd);
if (ret) {
fprintf(stderr, "cci_create_endpoint() failed with %s\n",
cci_strerror(NULL, ret));
exit(EXIT_FAILURE);
}
ret = cci_get_opt(endpoint,
CCI_OPT_ENDPT_URI, &uri);
if (ret) {
fprintf(stderr, "cci_get_opt() failed with %s\n", cci_strerror(NULL, ret));
exit(EXIT_FAILURE);
}
printf("Opened %s\n", uri);
while (!done) {
int accept = 1;
cci_event_t *event;
ret = cci_get_event(endpoint, &event);
if (ret != 0) {
if (ret != CCI_EAGAIN)
fprintf(stderr, "cci_get_event() returned %s\n",
cci_strerror(endpoint, ret));
continue;
}
switch (event->type) {
case CCI_EVENT_RECV:{
char buf[8192];
char *data = "data:";
int offset = 0;
int len = event->recv.len;
assert(event->recv.connection == connection);
assert(event->recv.connection->context == ACCEPT_CONTEXT);
if (len == 3) {
done = 1;
continue;
}
memset(buf, 0, 8192);
offset = strlen(data);
memcpy(buf, data, offset);
memcpy(buf + offset, event->recv.ptr, len);
offset += len;
fprintf(stderr, "recv'd \"%s\"\n", buf);
ret =
cci_send(connection, buf, offset, SEND_CONTEXT, 0);
if (ret)
fprintf(stderr, "send returned %s\n",
cci_strerror(endpoint, ret));
break;
}
case CCI_EVENT_SEND:
fprintf(stderr, "completed send\n");
assert(event->send.context == SEND_CONTEXT);
assert(event->send.connection == connection);
assert(event->send.connection->context == ACCEPT_CONTEXT);
break;
case CCI_EVENT_CONNECT_REQUEST:
/* inspect conn_req_t and decide to accept or reject */
if (accept) {
/* associate this connect request with this endpoint */
cci_accept(event, ACCEPT_CONTEXT);
} else {
cci_reject(event);
}
break;
case CCI_EVENT_ACCEPT:
fprintf(stderr, "completed accept\n");
assert(event->accept.connection != NULL);
assert(event->accept.connection->context == ACCEPT_CONTEXT);
connection = event->accept.connection;
break;
default:
printf("event type %d\n", event->type);
break;
}
cci_return_event(event);
}
/* clean up */
cci_destroy_endpoint(endpoint);
cci_finalize();
free(uri);
return 0;
}
int main(int argc, char *argv[])
{
int done = 0, ret, i = 0, c;
uint32_t caps = 0;
char *server_uri = NULL; /* ip://1.2.3.4 */
char *uri = NULL;
cci_os_handle_t fd;
cci_endpoint_t *endpoint = NULL;
cci_connection_t *connection = NULL;
uint32_t timeout_us = 30 * 1000000; /* microseconds */
proc_name = argv[0];
while ((c = getopt(argc, argv, "h:")) != -1) {
switch (c) {
case 'h':
server_uri = strdup(optarg);
break;
default:
usage();
}
}
/* init */
ret = cci_init(CCI_ABI_VERSION, 0, &caps);
if (ret) {
fprintf(stderr, "cci_init() returned %s\n", cci_strerror(NULL, ret));
exit(EXIT_FAILURE);
}
/* create an endpoint */
ret = cci_create_endpoint(NULL, 0, &endpoint, &fd);
if (ret) {
fprintf(stderr, "cci_create_endpoint() returned %s\n",
cci_strerror(NULL, ret));
exit(EXIT_FAILURE);
}
ret = cci_get_opt(endpoint,
CCI_OPT_ENDPT_URI, &uri);
if (ret) {
fprintf(stderr, "cci_get_opt() failed with %s\n", cci_strerror(endpoint, ret));
exit(EXIT_FAILURE);
}
printf("Opened %s\n", uri);
/* set endpoint tx timeout */
cci_set_opt(endpoint, CCI_OPT_ENDPT_SEND_TIMEOUT,
&timeout_us);
if (ret) {
fprintf(stderr, "cci_set_opt() returned %s\n",
cci_strerror(endpoint, ret));
exit(EXIT_FAILURE);
}
/* initiate connect */
ret = cci_connect(endpoint, server_uri, "Hello World!", 12,
CCI_CONN_ATTR_UU, NULL, 0, NULL);
if (ret) {
fprintf(stderr, "cci_connect() returned %s\n",
cci_strerror(endpoint, ret));
exit(EXIT_FAILURE);
}
/* poll for connect completion */
while (!done)
poll_events(endpoint, &connection, &done);
if (!connection) {
fprintf(stderr, "no connection\n");
exit(EXIT_FAILURE);
}
/* begin communication with server */
char *data;
int max = connection->max_send_size;
data = (char*)malloc(max);
memset(data, 1, sizeof(data));
int len = 128;
int repeat = 1000;
while (len <= max) {
s = cci_get_time();
for (i = 0; i < repeat; i++) {
/* ret = cci_send(connection, data, (uint32_t) strlen(data), */
/* (void *)(uintptr_t) i, 0); */
ret = cci_send(connection, data, len,
(void *)(uintptr_t) i, 0);
if (ret > 0) {
fprintf(stderr, "send %d returned %s\n", i,
cci_strerror(endpoint, ret));
exit(1);
}
done = 0;
while (!done)
poll_events(endpoint, &connection, &done);
}
e = cci_get_time();
fprintf(stderr, "%d %f %f\n", len, (e - s) / repeat, (len / (e - s)) * repeat);
len = len << 1;
sleep(1);
}
/* clean up */
ret = cci_disconnect(connection);
if (ret) {
fprintf(stderr, "cci_disconnect() returned %s\n",
cci_strerror(endpoint, ret));
exit(EXIT_FAILURE);
}
ret = cci_destroy_endpoint(endpoint);
if (ret) {
fprintf(stderr, "cci_destroy_endpoint() returned %s\n",
cci_strerror(NULL, ret));
exit(EXIT_FAILURE);
}
/* add cci_finalize() here */
return 0;
}
int main(int argc, char *argv[])
{
int ret;
uint32_t caps = 0;
char *uri = NULL;
cci_endpoint_t *endpoint = NULL;
cci_os_handle_t ep_fd;
cci_connection_t *connection = NULL;
/* init */
ret = cci_init(CCI_ABI_VERSION, 0, &caps);
if (ret) {
fprintf(stderr, "cci_init() failed with %s\n",
cci_strerror(NULL, ret));
exit(EXIT_FAILURE);
}
/* create an endpoint */
ret = cci_create_endpoint(NULL, 0, &endpoint, &ep_fd);
if (ret) {
fprintf(stderr, "cci_create_endpoint() failed with %s\n",
cci_strerror(NULL, ret));
exit(EXIT_FAILURE);
}
ret = cci_get_opt(endpoint,
CCI_OPT_ENDPT_URI, &uri);
if (ret) {
fprintf(stderr, "cci_get_opt() failed with %s\n", cci_strerror(endpoint, ret));
exit(EXIT_FAILURE);
}
printf("Opened %s\n", uri);
while (1) {
cci_event_t *event;
ret = cci_get_event(endpoint, &event);
if (ret != CCI_SUCCESS) {
if (ret != CCI_EAGAIN) {
fprintf(stderr, "cci_get_event() returned %s",
cci_strerror(endpoint, ret));
}
continue;
}
/* fprintf(stderr, "ret: %d, event: %d (RECV:%d, SEND:%d, CONNECT_REQ:%d, ACCEPT:%d)\n", */
/* ret, event->type, CCI_EVENT_RECV, CCI_EVENT_SEND, CCI_EVENT_CONNECT_REQUEST, */
/* CCI_EVENT_ACCEPT); */
fprintf(stderr, "Event: %s, ret:%d len: %lu\n", cci_event_type_str(event->type), ret, event->recv.len);
switch (event->type) {
case CCI_EVENT_RECV:
{
// fprintf(stderr, "=====: %p %p %d\n", buffer, event->recv.ptr, event->recv.len);
// memcpy(buffer,
// event->recv.ptr, event->recv.len);
// fprintf(stderr, "=====\n");
// buffer[event->recv.len] = 0;
// printf("recv'd \n");
/* echo the message to the client */
ret = cci_send(connection,
event->recv.ptr,
event->recv.len, NULL, 0);
if (ret != CCI_SUCCESS)
fprintf(stderr,
"send returned %s\n",
cci_strerror(endpoint, ret));
break;
}
case CCI_EVENT_SEND:
// printf("completed send\n");
break;
case CCI_EVENT_CONNECT_REQUEST:
{
int accept = 1;
if (accept) {
ret = cci_accept(event, NULL);
if (ret != CCI_SUCCESS) {
fprintf(stderr,
"cci_accept() returned %s",
cci_strerror(endpoint, ret));
}
} else {
cci_reject(event);
}
}
break;
case CCI_EVENT_ACCEPT:
connection = event->accept.connection;
if (!buffer) {
buffer = calloc(1, connection->max_send_size + 1);
fprintf(stderr, "allocated buffer: %p , size %d", buffer, connection->max_send_size + 1);
/* check for buffer ... */
} else {
fprintf(stderr, "Not allocated\n");
}
break;
default:
fprintf(stderr, "unexpected event %d", event->type);
break;
}
cci_return_event(event);
}
/* clean up */
cci_destroy_endpoint(endpoint);
/* add cci_finalize() here */
return 0;
}
void server()
{
int ret, context, num_request = 0, num_accept = 0;
uint32_t caps = 0;
char *uri = NULL;
cci_endpoint_t *endpoint = NULL;
cci_os_handle_t *ep_fd = NULL;
cci_connection_t *connection = NULL;
ret = cci_init(CCI_ABI_VERSION, 0, &caps);
if (ret) {
fprintf(stderr, "cci_init() failed with %s\n",
cci_strerror(NULL, ret));
exit(EXIT_FAILURE);
}
/* create an endpoint */
ret = cci_create_endpoint(NULL, 0, &endpoint, ep_fd);
if (ret) {
fprintf(stderr, "cci_create_endpoint() failed with %s\n",
cci_strerror(NULL, ret));
exit(EXIT_FAILURE);
}
ret = cci_get_opt(endpoint,
CCI_OPT_ENDPT_URI, &uri);
if (ret) {
fprintf(stderr, "cci_get_opt() failed with %s\n", cci_strerror(NULL, ret));
exit(EXIT_FAILURE);
}
printf("Opened %s\n", uri);
fflush(stdout);
while (num_request < 3 || num_accept < 1) {
cci_event_t *event;
ret = cci_get_event(endpoint, &event);
if (ret != 0) {
if (ret != CCI_EAGAIN)
fprintf(stderr, "cci_get_event() returned %s\n",
cci_strerror(endpoint, ret));
continue;
}
switch (event->type) {
case CCI_EVENT_CONNECT_REQUEST:
fprintf(stderr, "connect request\n");
num_request++;
/* accept the first, reject the second, let the third timeout */
if (num_request == 1) {
context = 123;
cci_accept(event, (int *) &context);
} else if (num_request == 2 && 0) { /* XXX: cci_reject segfaults */
cci_reject(event);
}
break;
case CCI_EVENT_ACCEPT:
fprintf(stderr, "completed accept\n");
connection = event->accept.connection;
context = *(int *) event->accept.context;
printf("CCI_EVENT_ACCEPT: %d\n", context);
num_accept++;
break;
default:
fprintf(stderr, "ignoring event type %d\n", event->type);
}
cci_return_event(event);
}
printf("Pausing while client times out...\n");
sleep(5);
printf("test passed\n");
fflush(stdout);
server_cleanup:
ret = cci_destroy_endpoint(endpoint);
if (ret) {
fprintf(stderr, "cci_destroy_endpoint() failed with %s\n",
cci_strerror(endpoint, ret));
exit(EXIT_FAILURE);
}
ret = cci_finalize();
if (ret) {
fprintf(stderr, "cci_finalize() failed with %s\n",
cci_strerror(NULL, ret));
exit(EXIT_FAILURE);
}
free(uri);
}
