void *file_send(void *param){
char buf[MAX_BUFFER_SIZE];
long file_size=0, cur_size=0, read_size=0;
int ret;
FILE* file;
t_data *argv=(t_data*)param;
memset(buf, 0x00, MAX_BUFFER_SIZE);
fprintf(stderr, "file send start!\n");
file = fopen("test.bmp", "rb");
if(!file)
fprintf(stderr, "file is not opened\n");
fseek(file, 0, SEEK_END);
file_size = ftell(file); /*file size check*/
fseek(file, 0, SEEK_SET);
while(cur_size != file_size)
{
read_size = fread(buf, 1, argv->connection->max_send_size, file);
cur_size = cur_size+read_size;//현재까지 읽은 크기
fprintf(stderr, "%ld%%\n",(cur_size*100)/file_size );
ret = cci_send(argv->connection, buf, read_size, SEND_CONTEXT, argv->flag); //읽은만큼 보내줌
if (ret)
fprintf(stderr, "file send failed\n");
}
ret = cci_send(argv->connection, "file send completed\0", 20, SEND_CONTEXT, argv->flag); //파일 종료 신호 보냄
if (ret)
fprintf(stderr, "send failed\n");
fprintf(stderr,"file size is %ldbytes. file send completed\n",file_size);
fclose(file);
}
static inline void poll_events (void)
{
int ret;
cci_event_t *event;
ret = cci_get_event (endpoint, &event);
if (ret == CCI_SUCCESS) {
assert (event);
switch (event->type) {
case CCI_EVENT_CONNECT_REQUEST:
opts = *((options_t *) event->request.data_ptr);
ret = cci_reject (event);
check_return (ctl_ep, "reject", ret, 1);
break;
case CCI_EVENT_CONNECT:
if (!is_server) {
connection = event->accept.connection;
if (event->connect.status == CCI_ECONNREFUSED) {
printf ("Connection refused\n");
ret = cci_send (ctl_conn, "bye", 5, (void*)0xdeadbeef, ctl_opts.flags);
check_return(ctl_ep, "cci_send", ret, 0);
done = 1;
}
}
break;
default:
fprintf (stderr, "ignoring event type %d\n",
event->type);
}
}
return;
}
void *send_msg(void* param){//채팅 보내는 스레드, 받는거는 그냥 main 스레드가 하게 했음
char data[MAX_BUFFER_SIZE], output[MAX_BUFFER_SIZE];
char* temp_str = NULL;
int ret, end_client = 0;
uint32_t len;
t_data *argv=(t_data*)param;
char *id = argv->id;
pthread_t file_thread;
memset(data,0x00,MAX_BUFFER_SIZE);
while(!end_client){
memcpy(output, id, strlen(argv->id)); //client #
temp_str=fgets(data, MAX_BUFFER_SIZE, stdin); //문자열 입력 받기
strcat(output, ":"); //client #:~~~이거 붙여줌
strcat(output, data);
len=strlen(output);
if(strncasecmp(data,"bye\n",4)==0){ //종료를 원할 경우
fprintf(stderr,"exit program...\n");
end_client=1;
ret = cci_send(argv->connection, output, len, END_CONTEXT, argv->flag);
if (ret)
fprintf(stderr, "bye error\n");
continue;
}
ret = cci_send(argv->connection, output, len ,SEND_CONTEXT, argv->flag); //문자열 서버로 보내줌
if (ret)
fprintf(stderr, "send failed\n");
if(strncasecmp(data,"file\n",5)==0) //file 전송 원할 경우
pthread_create(&file_thread, NULL, file_send, param);
memset(output,0,MAX_BUFFER_SIZE);
}
}
static int
send_request(int cnt)
{
int ret = 0;
assert(!is_server);
/* Send the count in the request */
*msg = cnt;
ret = cci_send(connection, request, opts.req_size, (void*)((uintptr_t)cnt), 0);
check_return(endpoint, "cci_send", ret, 0);
return ret;
}
static void do_server(void)
{
int ret;
while (!ready) {
cci_event_t *event;
if (blocking) {
FD_ZERO(&rfds);
FD_SET(fd, &rfds);
ret = select(nfds, &rfds, NULL, NULL, NULL);
if (!ret)
return;
}
ret = cci_get_event(endpoint, &event);
if (ret == CCI_SUCCESS) {
switch (event->type) {
case CCI_EVENT_CONNECT_REQUEST:
if (accept) {
opts =
*((options_t *) event->request.
data_ptr);
ret = cci_accept(event, NULL);
check_return(endpoint, "cci_accept", ret, 1);
} else {
ret = cci_reject(event);
check_return(endpoint, "cci_reject", ret, 1);
}
break;
case CCI_EVENT_ACCEPT:
{
int len;
ready = 1;
connection = event->accept.connection;
if (opts.method == MSGS)
len = connection->max_send_size;
else
len = opts.max_rma_size;
ret =
posix_memalign((void **)&buffer,
4096, len);
check_return(endpoint, "memalign buffer", ret, 1);
memset(buffer, 'a', len);
if (opts.method != MSGS) {
ret =
cci_rma_register(endpoint,
buffer,
opts.
max_rma_size,
opts.method == RMA_WRITE ? CCI_FLAG_WRITE : CCI_FLAG_READ,
&server_rma_handle);
check_return(endpoint, "cci_rma_register",
ret, 1);
memcpy(&opts.rma_handle,
server_rma_handle,
sizeof(*server_rma_handle));
}
ret =
cci_send(connection, &opts,
sizeof(opts), NULL, 0);
check_return(endpoint, "cci_send", ret, 1);
break;
}
default:
fprintf(stderr,
"%s: ignoring unexpected event %d\n",
__func__, event->type);
break;
}
ret = cci_return_event(event);
if (ret)
fprintf(stderr, "cci_return_event() failed with %s\n",
cci_strerror(endpoint, ret));
}
}
while (!done)
poll_events();
if (opts.method != MSGS) {
ret = cci_rma_deregister(endpoint, server_rma_handle);
check_return(endpoint, "cci_rma_deregister", ret, 1);
}
printf("server done\n");
sleep(1);
return;
}
static void do_client(void)
{
int ret;
uint32_t min = 0, max;
struct timeval start, end;
char *func;
char *header = "Done";
/* initiate connect */
ret =
cci_connect(endpoint, server_uri, &opts, sizeof(opts), attr, NULL,
0, NULL);
check_return(endpoint, "cci_connect", ret, 1);
/* poll for connect completion */
while (!connect_done)
poll_events();
if (!connection) {
fprintf(stderr, "no connection\n");
return;
}
while (!ready)
poll_events();
if (opts.method == MSGS) {
func = "cci_send";
max = connection->max_send_size;
} else {
func = "cci_rma";
max = opts.max_rma_size;
}
ret = posix_memalign((void **)&buffer, 4096, max);
check_return(endpoint, "memalign buffer", ret, 1);
memset(buffer, 'b', max);
if (opts.method != MSGS) {
int flags = 0;
/* for the client, we want the opposite of the opts.method.
* when testing RMA WRITE, we only need READ access.
* when testing RMA READ, we need WRITE access.
*/
if (opts.method == RMA_WRITE)
flags = CCI_FLAG_READ;
else if (opts.method == RMA_READ)
flags = CCI_FLAG_WRITE;
ret = cci_rma_register(endpoint, buffer, max, flags,
&local_rma_handle);
check_return(endpoint, "cci_rma_register", ret, 1);
fprintf(stderr, "local_rma_handle is %p\n",
(void*)local_rma_handle);
min = 1;
if (opts.method == RMA_WRITE)
opts.flags |= CCI_FLAG_WRITE;
else
opts.flags |= CCI_FLAG_READ;
}
if (remote_completion) {
rmt_comp_msg = header;
rmt_comp_len = 4;
}
if (opts.method == MSGS)
printf("Bytes\t\tLatency (one-way)\tThroughput\n");
else
printf("Bytes\t\tLatency (round-trip)\tThroughput\n");
/* begin communication with server */
for (current_size = min; current_size <= max;) {
double lat = 0.0;
double bw = 0.0;
if (opts.method == MSGS)
ret =
cci_send(connection, buffer, current_size, NULL,
opts.flags);
else
ret = cci_rma(connection, rmt_comp_msg, rmt_comp_len,
local_rma_handle, 0,
&opts.rma_handle, 0,
current_size, (void *)1, opts.flags);
check_return(endpoint, func, ret, 1);
while (count < warmup)
poll_events();
gettimeofday(&start, NULL);
while (count < warmup + iters)
poll_events();
gettimeofday(&end, NULL);
if (opts.method == MSGS)
lat = usecs(start, end) / (double)iters / 2.0;
else
lat = usecs(start, end) / (double)iters;
bw = (double)current_size / lat;
printf("%8d\t%8.2f us\t\t%8.2f MB/s\n", current_size, lat,
bw);
count = 0;
if (current_size == 0)
current_size++;
else
current_size *= 2;
if (current_size >= 64 * 1024) {
if (iters >= 32)
iters /= 2;
if (warmup >= 4)
warmup /= 2;
}
}
ret = cci_send(connection, "bye", 3, (void *)0xdeadbeef, opts.flags);
check_return(endpoint, "cci_send", ret, 0);
while (!done)
poll_events();
if (opts.method != MSGS) {
ret = cci_rma_deregister(endpoint, local_rma_handle);
check_return(endpoint, "cci_rma_deregister", ret, 1);
}
printf("client done\n");
sleep(1);
return;
}
static void poll_events(void)
{
int ret;
cci_event_t *event;
if (blocking) {
FD_ZERO(&rfds);
FD_SET(fd, &rfds);
ret = select(nfds, &rfds, NULL, NULL, NULL);
if (!ret)
return;
}
ret = cci_get_event(endpoint, &event);
if (ret == CCI_SUCCESS) {
assert(event);
switch (event->type) {
case CCI_EVENT_SEND:
assert(event->send.status == CCI_SUCCESS);
if (opts.method != MSGS) {
if (!is_server
&& event->send.context == (void *)1) {
count++;
if (count < warmup + iters) {
ret =
cci_rma(connection,
rmt_comp_msg,
rmt_comp_len,
local_rma_handle, 0,
&opts.rma_handle,
0, current_size,
(void *)1,
opts.flags);
check_return(endpoint, "cci_rma", ret, 1);
}
}
}
if (!is_server
&& event->send.context == (void *)0xdeadbeef)
done = 1;
break;
case CCI_EVENT_RECV:
{
if (!is_server && opts.method != MSGS
&& event->recv.ptr == (void *)1) {
count++;
if (count < warmup + iters) {
ret =
cci_rma(connection,
rmt_comp_msg,
rmt_comp_len,
local_rma_handle, 0,
&opts.rma_handle,
0, current_size,
(void *)1,
opts.flags);
check_return(endpoint, "cci_rma", ret, 1);
}
}
if (!ready) {
ready = 1;
if (opts.method != MSGS && !is_server) {
/* get server_rma_handle */
opts =
*((options_t *) event->recv.
ptr);
}
} else if (is_server && event->recv.len == 3) {
done = 1;
break;
} else if (opts.method == MSGS) {
if (is_server) {
count++;
if (event->recv.len >
current_size) {
current_size =
event->recv.len;
count = 1;
}
} else {
if (event->recv.len ==
current_size)
count++;
}
if (is_server || count < warmup + iters) {
ret =
cci_send(connection, buffer,
current_size, NULL,
opts.flags);
if (ret)
fprintf(stderr,
"%s: %s: send returned %s\n",
__func__,
is_server ?
"server" :
"client",
cci_strerror
(endpoint, ret));
check_return(endpoint, "cci_send", ret,
1);
}
}
break;
}
case CCI_EVENT_CONNECT:
if (!is_server) {
connect_done = 1;
connection = event->connect.connection;
}
break;
default:
fprintf(stderr, "ignoring event type %d\n",
event->type);
}
cci_return_event(event);
}
return;
}
static void do_server(void)
{
int ret = 0;
hdr_t *h = NULL;
while (!ready) {
cci_event_t *event;
if (blocking) {
FD_ZERO(&rfds);
FD_SET(fd, &rfds);
ret = select(nfds, &rfds, NULL, NULL, NULL);
if (!ret)
return;
}
ret = cci_get_event(endpoint, &event);
if (ret == CCI_SUCCESS) {
switch (event->type) {
case CCI_EVENT_CONNECT_REQUEST:
{
int which = 0;
h = (void*)event->request.data_ptr;
if (h->generic.type == MSG_CONN_REQ) {
opts = h->request.opts;
which = TEST;
} else {
which = CONTROL;
}
ret = cci_accept(event, (void*)((uintptr_t)which));
check_return(endpoint, "cci_accept", ret, 1);
break;
}
case CCI_EVENT_ACCEPT:
{
if ((uintptr_t)event->accept.context == (uintptr_t)CONTROL) {
control = event->accept.connection;
} else {
int len;
test = event->accept.connection;
len = opts.reg_len;
ret =
posix_memalign((void **)&buffer,
4096, len);
check_return(endpoint, "memalign buffer", ret, 1);
init_buffer(0);
print_buffer(buffer, opts.reg_len);
ret = cci_rma_register(endpoint,
buffer,
opts.reg_len,
opts.method == RMA_WRITE ? CCI_FLAG_WRITE : CCI_FLAG_READ,
&local_rma_handle);
check_return(endpoint, "cci_rma_register",
ret, 1);
}
if (test && control) {
hdr_t msg;
ready = 1;
msg.reply.type = MSG_CONN_REPLY;
msg.reply.handle = *local_rma_handle;
ret = cci_send(test, &msg,
sizeof(msg.reply), NULL, 0);
check_return(endpoint, "cci_send", ret, 1);
}
break;
}
default:
fprintf(stderr,
"%s: ignoring unexpected event %s\n",
__func__, cci_event_type_str(event->type));
break;
}
ret = cci_return_event(event);
if (ret)
fprintf(stderr, "cci_return_event() failed with %s\n",
cci_strerror(endpoint, ret));
}
}
while (!done)
poll_events();
ret = cci_rma_deregister(endpoint, local_rma_handle);
check_return(endpoint, "cci_rma_deregister", ret, 1);
printf("server done\n");
sleep(1);
return;
}
static void do_client(void)
{
int ret;
uint32_t min = 1;
/* initiate connect */
msg.request.type = MSG_CONTROL;
ret =
cci_connect(endpoint, server_uri, &msg, sizeof(msg.generic), attr,
(void*)(uintptr_t)CONTROL, 0, NULL);
check_return(endpoint, "cci_connect", ret, 1);
msg.request.type = MSG_CONN_REQ;
msg.request.opts = opts;
ret =
cci_connect(endpoint, server_uri, &msg, sizeof(msg.request), attr,
(void*)(uintptr_t)TEST, 0, NULL);
check_return(endpoint, "cci_connect", ret, 1);
/* poll for connect completion */
while (!connect_done)
poll_events();
if (!test) {
fprintf(stderr, "no connection\n");
return;
}
while (!ready)
poll_events();
ret = posix_memalign((void **)&buffer, 4096, opts.reg_len);
check_return(endpoint, "memalign buffer", ret, 1);
memset(buffer, 0xaa, opts.reg_len);
init_buffer(1);
print_buffer(buffer, (int) opts.reg_len);
/* for the client, we do not need remote access flags */
ret = cci_rma_register(endpoint, buffer, opts.reg_len, 0, &local_rma_handle);
check_return(endpoint, "cci_rma_register", ret, 1);
if (opts.method == RMA_WRITE)
opts.flags = CCI_FLAG_WRITE;
else
opts.flags = CCI_FLAG_READ;
/* begin communication with server */
for (current_size = min; current_size <= length;) {
void *ptr = (void*)((uintptr_t)buffer + local_offset);
msg.check.type = MSG_RMA_CHK;
msg.check.offset = remote_offset;
msg.check.len = current_size;
/* Compute the CRC only on a valid buffer */
if (current_size + local_offset <= opts.reg_len)
msg.check.crc = crc32(0, ptr, current_size);
else
msg.check.crc = 0;
msg_len = sizeof(msg.check);
print_buffer(ptr, current_size);
fprintf(stderr, "Testing length %9u ... ", current_size);
ret = cci_rma(test, &msg, msg_len,
local_rma_handle, local_offset,
&remote_rma_handle, remote_offset,
current_size, NULL, opts.flags);
check_return(endpoint, "cci_rma", ret, 1);
while (count < iters)
poll_events();
if (test)
fprintf(stderr, "success.\n");
else
goto out;
count = 0;
current_size *= 2;
if (current_size >= 64 * 1024) {
if (iters >= 32)
iters /= 2;
}
}
out:
ret = cci_send(control, "bye", 3, (void *)0xdeadbeef, 0);
check_return(endpoint, "cci_send", ret, 0);
while (!done)
poll_events();
ret = cci_rma_deregister(endpoint, local_rma_handle);
check_return(endpoint, "cci_rma_deregister", ret, 1);
printf("client done\n");
sleep(1);
return;
}
static void poll_events(void)
{
int ret;
cci_event_t *event;
if (blocking) {
FD_ZERO(&rfds);
FD_SET(fd, &rfds);
ret = select(nfds, &rfds, NULL, NULL, NULL);
if (!ret)
return;
}
ret = cci_get_event(endpoint, &event);
if (ret == CCI_SUCCESS) {
assert(event);
switch (event->type) {
case CCI_EVENT_SEND:
if (event->send.status != CCI_SUCCESS) {
fprintf(stderr, "RMA failed with %s.\n",
cci_strerror(endpoint, event->send.status));
cci_disconnect(test);
test = NULL;
done = 1;
}
if (is_server)
break;
/* Client */
if (event->send.context == (void *)0xdeadbeef) {
done = 1;
break;
}
break;
case CCI_EVENT_RECV:
if (is_client) {
hdr_t *h = (void*)event->recv.ptr;
if (!ready) {
ready = 1;
memcpy((void*)&remote_rma_handle,
&h->reply.handle,
sizeof(remote_rma_handle));
} else {
/* RMA status msg */
if (opts.method == RMA_WRITE) {
if (h->status.crc != msg.check.crc) {
fprintf(stderr, "Server reported "
"CRC failed.\n"
"Local CRC 0x%x != "
"remote CRC 0x%x.\n"
"count=%d current_size=%u\n",
msg.check.crc, h->status.crc,
count, current_size);
}
} else {
uint32_t crc = 0;
void *ptr = (void*)((uintptr_t)buffer
+ local_offset);
/* Compute the CRC only on a valid buffer */
if (current_size + local_offset <= opts.reg_len)
crc = crc32(0, ptr, current_size);
else
crc = 0;
if (crc != h->status.crc) {
fprintf(stderr, "Server reported "
"CRC failed.\n"
"Local CRC 0x%x != "
"remote CRC 0x%x.\n"
"count=%d current_size=%u\n",
crc, h->status.crc,
count, current_size);
}
}
/* RMA completed */
count++;
if (count < iters) {
ret = cci_rma(test,
&msg,
msg_len,
local_rma_handle,
local_offset,
&remote_rma_handle,
remote_offset,
current_size,
NULL,
opts.flags);
check_return(endpoint, "cci_rma", ret, 1);
}
}
} else {
hdr_t *h = (void*)event->recv.ptr;
/* is_server */
if (event->recv.len == 3) {
done = 1;
} else {
uint32_t crc = 0;
void *ptr = (void*)((uintptr_t)buffer
+ h->check.offset);
/* RMA check request */
if ((h->check.len + h->check.offset) <= opts.reg_len)
crc = crc32(0, ptr, h->check.len);
else
crc = 0;
msg.status.type = MSG_RMA_STATUS;
msg.status.crc = crc;
if (opts.method == RMA_WRITE) {
fprintf(stderr, "server: client crc=0x%x "
"server crc=0x%x\n", h->check.crc,
crc);
}
print_buffer(ptr, h->check.len);
ret = cci_send(test, &msg, sizeof(msg.status),
NULL, CCI_FLAG_SILENT);
check_return(endpoint, "cci_send", ret, 1);
}
}
break;
case CCI_EVENT_CONNECT:
if (event->connect.status != CCI_SUCCESS)
{
fprintf(stderr, "Connection rejected.\n");
exit(0);
}
if ((uintptr_t)event->connect.context == (uintptr_t)CONTROL) {
control = event->connect.connection;
} else {
test = event->connect.connection;
}
if (control && test)
connect_done = 1;
break;
case CCI_EVENT_CONNECT_REQUEST:
fprintf(stderr, "Peer is reconnecting? Rejecting.\n");
cci_reject(event);
break;
default:
fprintf(stderr, "ignoring event type %s\n",
cci_event_type_str(event->type));
}
cci_return_event(event);
}
return;
}
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;
}
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;
}
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);
}
}
static void do_client(void)
{
int ret, i = 0;
struct timeval start, end;
double lat = 0.0;
double bw = 0.0;
ret = posix_memalign((void **)&request, 4096, opts.req_size);
check_return(endpoint, "memalign buffer", ret, 1);
msg = (int*) request;
ret = posix_memalign((void **)&buffer, 4096, opts.transfer_size);
check_return(endpoint, "memalign buffer", ret, 1);
memset(buffer, 'b', opts.transfer_size);
ret = cci_rma_register(endpoint, buffer, opts.transfer_size,
opts.rma_flags, &local);
check_return(endpoint, "cci_rma_register", ret, 1);
memcpy(&opts.rma_handle, local, sizeof(*local));
connect_to_server();
if (connection->max_send_size < opts.req_size)
opts.req_size = connection->max_send_size;
if (!suppress)
printf("Bytes\t\tLatency (per rpc)\tThroughput (per rpc)\n");
/* begin communication with server */
ret = send_request(count);
check_return(endpoint, "send first request", ret, 1);
if (!ret) {
count++;
inflight++;
}
progress_client(opts.warmup);
count = 0;
completed = 0;
gettimeofday(&start, NULL);
for (i = 0; i < concurrent; i++) {
ret = send_request(count);
if (!ret) {
count++;
inflight++;
}
check_return(endpoint, "send first request", ret, 0);
}
progress_client(opts.iters);
gettimeofday(&end, NULL);
lat = usecs(start, end) / (double)opts.iters;
bw = (double)opts.transfer_size / lat;
printf("%8d\t%8.2f us\t\t%8.2f MB/s\n", opts.transfer_size, lat, bw);
ret = cci_send(connection, "bye", 3, (void *)0xdeadbeef, 0);
check_return(endpoint, "cci_send", ret, 1);
progress_client(0);
ret = cci_rma_deregister(endpoint, local);
check_return(endpoint, "cci_rma_deregister", ret, 1);
if (!suppress)
printf("client done\n");
return;
}
int main(int argc, char *argv[])
{
int done = 0, ret, i = 0, c;
uint32_t caps = 0;
char *server_uri = NULL;
cci_os_handle_t *fd = NULL;
cci_endpoint_t *endpoint = NULL;
cci_connection_t *connection = NULL;
uint32_t timeout = 30 * 1000000;
while ((c = getopt(argc, argv, "h:c:b")) != -1) {
switch (c) {
case 'h':
server_uri = strdup(optarg);
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;
break;
case 'b':
flags |= CCI_FLAG_BLOCKING;
break;
default:
fprintf(stderr, "usage: %s -h <server_uri> [-c <type>]\n",
argv[0]);
fprintf(stderr, "\t-c\tConnection type (UU, RU, or RO) "
"set by client; RO by default\n");
exit(EXIT_FAILURE);
}
}
if (!server_uri) {
fprintf(stderr, "usage: %s -h <server_uri> [-c <type>]\n", argv[0]);
fprintf(stderr, "\t-c\tConnection type (UU, RU, or RO) "
"set by client; RO by default\n");
exit(EXIT_FAILURE);
}
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, fd);
if (ret) {
fprintf(stderr, "cci_create_endpoint() failed with %s\n",
cci_strerror(NULL, ret));
exit(EXIT_FAILURE);
}
/* set conn tx timeout */
cci_set_opt(endpoint, CCI_OPT_ENDPT_SEND_TIMEOUT,
&timeout);
if (ret) {
fprintf(stderr, "cci_set_opt() failed with %s\n",
cci_strerror(endpoint, ret));
exit(EXIT_FAILURE);
}
/* initiate connect */
ret =
cci_connect(endpoint, server_uri, "Hello World!", 12,
attr, CONNECT_CONTEXT, 0, NULL);
if (ret) {
fprintf(stderr, "cci_connect() failed with %s\n",
cci_strerror(endpoint, ret));
exit(EXIT_FAILURE);
}
/* poll for connect completion */
while (!done)
poll_events(endpoint, &connection, &done);
if (!connection)
exit(0);
done = 0;
/* begin communication with server */
for (i = 0; i < iters; i++) {
char data[128];
memset(data, 0, sizeof(data));
sprintf(data, "%4d", i);
sprintf(data + 4, "Hello World!");
ret = cci_send(connection, data, (uint32_t) strlen(data) + 4,
(void *)(uintptr_t) i, flags);
if (ret)
fprintf(stderr, "send %d failed with %s\n", i,
cci_strerror(endpoint, ret));
if (flags & CCI_FLAG_BLOCKING)
fprintf(stderr, "send %d completed with %d\n", i, ret);
}
if (flags == CCI_FLAG_BLOCKING)
send_done = iters;
while (!done)
poll_events(endpoint, &connection, &done);
ret = cci_send(connection, "bye", 3, (void *)(uintptr_t) iters, flags);
if (ret)
fprintf(stderr, "sending \"bye\" failed with %s\n",
cci_strerror(endpoint, ret));
if (flags & CCI_FLAG_BLOCKING)
done = 2;
while (done != 2)
poll_events(endpoint, &connection, &done);
/* clean up */
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);
}
return 0;
}