/*----------------------------------------------------------------------------*/
int RunServerThread()
{
int ret;
int server_sockfd;
int client_sockfd;
struct sockaddr_in my_addr;
struct sockaddr_in remote_addr;
int sin_size;
int do_accept;
int opt_val = 1;
ret = anssock_init(NULL);
if (ret != 0)
printf("init sock failed \n");
// end initialized
memset(&my_addr, 0, sizeof(my_addr));
my_addr.sin_family = AF_INET;
my_addr.sin_addr.s_addr = INADDR_ANY;
my_addr.sin_port = htons(8089);
if ((server_sockfd = anssock_socket(AF_INET, SOCK_STREAM, 0)) < 0)
{
printf("socket error \n");
return 1;
}
if(anssock_setsockopt(server_sockfd, SOL_SOCKET, SO_REUSEPORT, &opt_val, sizeof(int)) < 0)
{
printf("set socket option failed \n");
}
if (anssock_bind(server_sockfd, (struct sockaddr *)&my_addr, sizeof(struct sockaddr)) < 0)
{
printf("bind error \n");
return 1;
}
if (anssock_listen(server_sockfd, 2048) < 0)
{
printf("listen error \n");
return 1;
}
sin_size = sizeof(struct sockaddr_in);
/* wait for incoming accept events */
/* create epoll descriptor */
int epoll_fd;
epoll_fd = anssock_epoll_create(MAX_EVENTS);
if (epoll_fd == -1)
{
printf("epoll_create failed \n");
return 1;
}
struct epoll_event ev;
struct epoll_event events[MAX_EVENTS];
ev.events = EPOLLIN | EPOLLET;
ev.data.fd = server_sockfd;
if (anssock_epoll_ctl(epoll_fd, EPOLL_CTL_ADD, server_sockfd, &ev) == -1)
{
printf("epll_ctl:server_sockfd register failed");
anssock_close(server_sockfd);
anssock_close(epoll_fd);
return 1;
}
int nfds;
struct sockaddr_in* pV4Addr = (struct sockaddr_in*)&my_addr;
int ipAddr = pV4Addr->sin_addr.s_addr;
char ipstr[INET_ADDRSTRLEN];
inet_ntop( AF_INET, &ipAddr, ipstr, INET_ADDRSTRLEN );
printf("open socket on ip:%s port: %d\n", ipstr, ntohs(my_addr.sin_port));
while (1)
{
nfds = anssock_epoll_wait(epoll_fd, events, MAX_EVENTS, -1);
if (nfds == -1) {
printf("start epoll_wait failed");
anssock_close(server_sockfd);
anssock_close(epoll_fd);
return 1;
}
int i;
do_accept = 0;
for (i = 0; i < nfds; i++)
{
int sockid = events[i].data.fd;
if (sockid == server_sockfd) { //accept case
do_accept = 1;
}
else
{
if (events[i].events & EPOLLERR) { //epoll error event
int err;
socklen_t len = sizeof(err);
/* error on the connection */
anssock_epoll_ctl(epoll_fd, EPOLL_CTL_DEL, sockid, NULL);
anssock_close(sockid);
}
if (events[i].events == EPOLLIN) { //epollin read and write
int ret = HandleReadEvent(epoll_fd, events[i]);
anssock_close(sockid);
}
if (events[i].events == EPOLLOUT) { //epollout write
int LEN = strlen(http_200);
anssock_send(sockid, http_200, LEN, 0);
anssock_epoll_ctl(epoll_fd, EPOLL_CTL_DEL, sockid, NULL);
anssock_close(sockid);
}
if (events[i].events == EPOLLHUP) { //remote close the socket
anssock_epoll_ctl(epoll_fd, EPOLL_CTL_DEL, sockid, NULL);
anssock_close(sockid);
}
}
}
if (do_accept) {
while (1) {
int c = anssock_accept(server_sockfd, NULL, NULL);
if (c >= 0) {
if (c >= MAX_FLOW_NUM) {
printf("Invalid socket id %d.\n", c);
exit(-1);
}
struct epoll_event ev;
//accept connection and wait EPOLLIN EVENT
ev.events = EPOLLIN | EPOLLET;
ev.data.fd = c;
anssock_epoll_ctl(epoll_fd, EPOLL_CTL_ADD, c, &ev);
// printf("Socket %d registered.\n", c);
} else { //c<0
/* printf("mtcp_accept() error %s\n",
strerror(errno));*/
break;
}
}
}//end if
}
anssock_close(server_sockfd);
return 0;
}
int main(int argc, char * argv[])
{
int ret;
int server_sockfd;
int client_sockfd;
struct sockaddr_in my_addr;
struct sockaddr_in remote_addr;
int sin_size;
ret = anssock_init(NULL);
if(ret != 0)
printf("init sock failed \n");
memset(&my_addr,0,sizeof(my_addr));
my_addr.sin_family=AF_INET;
my_addr.sin_addr.s_addr=INADDR_ANY;
my_addr.sin_port=htons(8000);
if((server_sockfd=anssock_socket(PF_INET,SOCK_STREAM, 0)) < 0)
{
printf("socket error \n");
return 1;
}
if (anssock_bind(server_sockfd,(struct sockaddr *)&my_addr,sizeof(struct sockaddr)) < 0)
{
printf("bind error \n");
return 1;
}
if (anssock_listen(server_sockfd, 5) < 0)
{
printf("listen error \n");
return 1;
}
sin_size=sizeof(struct sockaddr_in);
int epoll_fd;
epoll_fd=anssock_epoll_create(MAX_EVENTS);
if(epoll_fd==-1)
{
printf("epoll_create failed \n");
anssock_close(server_sockfd);
return 1;
}
struct epoll_event ev;
struct epoll_event events[MAX_EVENTS];
ev.events=EPOLLIN;
ev.data.fd=server_sockfd;
if(anssock_epoll_ctl(epoll_fd,EPOLL_CTL_ADD,server_sockfd,&ev)==-1)
{
printf("epll_ctl:server_sockfd register failed");
anssock_close(server_sockfd);
anssock_close(epoll_fd);
return 1;
}
int nfds;
printf("dpdk tcp server is running \n");
while(1)
{
nfds=anssock_epoll_wait(epoll_fd, events, MAX_EVENTS, -1);
if(nfds==-1)
{
printf("start epoll_wait failed \n");
anssock_close(server_sockfd);
anssock_close(epoll_fd);
return 1;
}
else if(nfds == 0)
{
printf("epoll timeout \n");
continue;
}
int i;
for(i = 0; i < nfds; i++)
{
if(events[i].data.fd==server_sockfd)
{
if((client_sockfd = anssock_accept(server_sockfd, (struct sockaddr *)&remote_addr,&sin_size)) < 0)
{
printf("accept client_sockfd failed \n");
anssock_close(server_sockfd);
anssock_close(epoll_fd);
return 1;
}
ev.events=EPOLLIN;
ev.data.fd=client_sockfd;
if(anssock_epoll_ctl(epoll_fd, EPOLL_CTL_ADD,client_sockfd,&ev)==-1)
{
printf("epoll_ctl:client_sockfd register failed \n");
anssock_close(server_sockfd);
anssock_close(epoll_fd);
return 1;
}
printf("accept client %s, family: %d, port %d \n",inet_ntoa(remote_addr.sin_addr), remote_addr.sin_family, remote_addr.sin_port);
anssock_send(client_sockfd, "I have received your message.", 20, 0);
}
else
{
ret = dpdk_handle_event(events[i]);
}
}
}
return 0;
}
int main(void)
{
int ret;
int i = 0 ;
int fd, recvfd = 0;
int epfd;
int data_num =0;
char send_data[2048];
struct timeval start, end;
struct sockaddr_in addr_in;
struct sockaddr_in remote_addr;
struct epoll_event event;
char recv_buf[2038];
int recv_len;
ret = anssock_init(NULL);
if(ret != 0)
printf("init sock ring failed \n");
/* create epoll socket */
epfd = anssock_epoll_create(0);
if(epfd < 0)
{
printf("create epoll socket failed \n");
return -1;
}
fd = anssock_socket(AF_INET, SOCK_DGRAM, 0);
if(fd < 0)
{
printf("create socket failed \n");
anssock_close(epfd);
return -1;
}
memset(&addr_in, 0, sizeof(addr_in));
addr_in.sin_family = AF_INET;
addr_in.sin_port = htons(8888);
addr_in.sin_addr.s_addr = htonl(0x02020202);
ret = anssock_bind(fd, (struct sockaddr *)&addr_in, sizeof(addr_in) );
if(ret != 0)
{
printf("bind socket failed \n");
anssock_close(fd);
anssock_close(epfd);
return -1;
}
memset(&remote_addr, 0, sizeof(remote_addr));
remote_addr.sin_family = AF_INET;
remote_addr.sin_port = htons(9999);
remote_addr.sin_addr.s_addr = htonl(0x02020205);
event.data.fd = fd;
event.events = EPOLLIN | EPOLLET;
ret = anssock_epoll_ctl(epfd, EPOLL_CTL_ADD, fd, &event);
if(ret != 0)
{
printf("epoll ctl failed \n");
anssock_close(fd);
anssock_close(epfd);
return -1;
}
printf("start dpdk udp application \n");
int event_num = 0;
memset(send_data, 0, sizeof(send_data));
while(1)
{
event_num = anssock_epoll_wait (epfd, events, 20, -1);
if(event_num <= 0)
{
printf("epoll_wait failed \n");
continue;
}
for(i = 0; i < event_num; i++)
{
if ((events[i].events & EPOLLERR) || (events[i].events & EPOLLHUP) || (!(events[i].events & EPOLLIN)))
{
printf("dpdk socket(%d) error\n", events[i].data.fd);
anssock_close (events[i].data.fd);
continue;
}
if (events[i].events & EPOLLIN)
{
while(1)
{
recv_len = anssock_recvfrom(events[i].data.fd, recv_buf, 2048, 0, NULL, NULL);
if(recv_len > 0)
{
printf("Recv: %s \n", recv_buf);
data_num++;
sprintf(send_data, "Hello, linux_udp, num:%d !", data_num);
anssock_sendto(events[i].data.fd, send_data, strlen(send_data) + 1, 0, (struct sockaddr *)&remote_addr, sizeof(remote_addr));
}
else if(recv_len < 0)
{
if (errno == ANS_EAGAIN)
{
break;
}
else
{
printf("remote close the socket, errno %d \n", errno);
anssock_close(events[i].data.fd);
break;
}
}
else
{
printf("remote close the socket, len %d \n", recv_len);
anssock_close(events[i].data.fd);
break;
}
}
}
else
{
printf("unknow event %x, fd:%d \n", events[i].events, events[i].data.fd);
}
}
}
anssock_close(fd);
anssock_close(epfd);
return 0;
}
