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Code Issues Releases Wiki Activity

For zerocopy research, support delay in server

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This commit is contained in:
winlin 2020-04-20 08:42:53 +08:00
parent 8f9cc38f68
commit a3de167bc7
3 changed files with 23 additions and 8 deletions
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8
trunk/research/msg_zerocopy/Makefile
View file

@ -1,4 +1,6 @@
.PHONY: default clean
default: server client
server: server.cpp ../../objs/st/libst.a
@ -6,3 +8,9 @@ server: server.cpp ../../objs/st/libst.a
client: client.cpp ../../objs/st/libst.a
gcc -g -O0 -I../../objs/st/ $^ -o $@
../../objs/st/libst.a: ../../Makefile
(cd ../../ && $(MAKE) st)
clean:
rm -f server client ../../objs/st/libst.a

4
trunk/research/msg_zerocopy/client.cpp
View file

@ -16,9 +16,9 @@ int main(int argc, char** argv)
exit(-1);
}
int port = atoi(argv[2]);
char* host = argv[1];
bool pong = !strcmp(argv[3], "pong");
int port = atoi(argv[2]);
bool pong = !strcmp(argv[3], "true");
printf("Server listen %s:%d, pong %d\n", host, port, pong);
assert(!st_set_eventsys(ST_EVENTSYS_ALT));

19
trunk/research/msg_zerocopy/server.cpp
View file

@ -9,17 +9,20 @@
int main(int argc, char** argv)
{
if (argc < 4) {
printf("Usage: %s <host> <port> <pong>\n", argv[0]);
if (argc < 5) {
printf("Usage: %s <host> <port> <pong> <delay>\n", argv[0]);
printf(" pong Whether response pong, true|false\n");
printf(" delay The delay in ms to response pong.\n");
printf("For example:\n");
printf(" %s 0.0.0.0 8000 true\n", argv[0]);
printf(" %s 0.0.0.0 8000 true 100\n", argv[0]);
exit(-1);
}
int port = atoi(argv[2]);
char* host = argv[1];
bool pong = !strcmp(argv[3], "pong");
printf("Server listen %s:%d, pong %d\n", host, port, pong);
int port = atoi(argv[2]);
bool pong = !strcmp(argv[3], "true");
int delay = ::atoi(argv[4]);
printf("Server listen %s:%d, pong %d, delay: %dms\n", host, port, pong, delay);
assert(!st_set_eventsys(ST_EVENTSYS_ALT));
assert(!st_init());
@ -74,6 +77,10 @@ int main(int argc, char** argv)
msg.msg_iov->iov_len = 5;
if (pong) {
if (delay > 0) {
st_usleep(delay * 1000);
}
r0 = st_sendmsg(stfd, &msg, 0, ST_UTIME_NO_TIMEOUT);
assert(r0 > 0);
printf("Pong %s:%d %d bytes, flags %#x, %s\n", inet_ntoa(peer.sin_addr), ntohs(peer.sin_port), r0,