/* * This function walks on closable, acceptable and readable lists and calls. * the application's (user's) function. Called from app_glue_periodic * Paramters: None * Returns: None * */ static inline void process_rx_ready_sockets() { struct socket *sock; uint64_t idx,limit; while(!TAILQ_EMPTY(&closed_socket_list_head)) { sock = TAILQ_FIRST(&closed_socket_list_head); user_on_socket_fatal(sock); sock->closed_queue_present = 0; TAILQ_REMOVE(&closed_socket_list_head,sock,closed_queue_entry); sock_put(sock->sk); kernel_close(sock); } while(!TAILQ_EMPTY(&accept_ready_socket_list_head)) { sock = TAILQ_FIRST(&accept_ready_socket_list_head); user_on_accept(sock); sock->accept_queue_present = 0; TAILQ_REMOVE(&accept_ready_socket_list_head,sock,accept_queue_entry); sock_put(sock->sk); } idx = 0; limit = read_sockets_queue_len; while((idx < limit)&&(!TAILQ_EMPTY(&read_ready_socket_list_head))) { sock = TAILQ_FIRST(&read_ready_socket_list_head); sock->read_queue_present = 0; TAILQ_REMOVE(&read_ready_socket_list_head,sock,read_queue_entry); user_data_available_cbk(sock); sock_put(sock->sk); read_sockets_queue_len--; idx++; } }
void app_main_loop() { uint8_t ports_to_poll[1] = { 0 }; int skip = 0; int drv_poll_interval = get_max_drv_poll_interval_in_micros(0); app_glue_init_poll_intervals(drv_poll_interval/2, 1000 /*timer_poll_interval*/, drv_poll_interval/10,drv_poll_interval/10); while(1) { app_glue_periodic(0,ports_to_poll,1); skip++; if(skip == 100) { user_on_transmission_opportunity(udp_socket); user_data_available_cbk(udp_socket); skip = 0; } } }
static inline void process_commands() { int ringset_idx; ipaugenblick_cmd_t *cmd; struct rte_mbuf *mbuf; struct socket *sock; char *p; struct sockaddr_in addr; struct sockaddr_in *p_sockaddr; struct rtentry rtentry; int len; cmd = ipaugenblick_dequeue_command_buf(); if(!cmd) return; switch(cmd->cmd) { case IPAUGENBLICK_OPEN_SOCKET_COMMAND: ipaugenblick_log(IPAUGENBLICK_LOG_DEBUG,"open_sock %x %x %x %x\n",cmd->u.open_sock.family,cmd->u.open_sock.type); sock = app_glue_create_socket(cmd->u.open_sock.family,cmd->u.open_sock.type); if(sock) { ipaugenblick_log(IPAUGENBLICK_LOG_DEBUG,"setting user data %p\n",sock); socket_satelite_data[cmd->ringset_idx].ringset_idx = cmd->ringset_idx; socket_satelite_data[cmd->ringset_idx].parent_idx = cmd->parent_idx; socket_satelite_data[cmd->ringset_idx].apppid = cmd->u.open_sock.pid; app_glue_set_user_data(sock,(void *)&socket_satelite_data[cmd->ringset_idx]); socket_satelite_data[cmd->ringset_idx].socket = sock; ipaugenblick_log(IPAUGENBLICK_LOG_DEBUG,"%d setting tx_space %d\n",__LINE__,sk_stream_wspace(sock->sk)); user_set_socket_tx_space(&g_ipaugenblick_sockets[socket_satelite_data[cmd->ringset_idx].ringset_idx].tx_space,sk_stream_wspace(sock->sk)); } ipaugenblick_log(IPAUGENBLICK_LOG_DEBUG,"Done\n"); break; case IPAUGENBLICK_SOCKET_CONNECT_BIND_COMMAND: if(socket_satelite_data[cmd->ringset_idx].socket) { if(cmd->u.socket_connect_bind.is_connect) { ipaugenblick_log(IPAUGENBLICK_LOG_DEBUG,"connect %x\n",cmd->ringset_idx); if(app_glue_v4_connect(socket_satelite_data[cmd->ringset_idx].socket, cmd->u.socket_connect_bind.ipaddr, cmd->u.socket_connect_bind.port)) { ipaugenblick_log(IPAUGENBLICK_LOG_ERR,"failed to connect socket\n"); } else { ipaugenblick_log(IPAUGENBLICK_LOG_DEBUG,"socket connected\n"); len = sizeof(addr); inet_getname(socket_satelite_data[cmd->ringset_idx].socket,&addr,&len,0); g_ipaugenblick_sockets[cmd->ringset_idx].local_ipaddr = addr.sin_addr.s_addr; g_ipaugenblick_sockets[cmd->ringset_idx].local_port = addr.sin_port; } } else { ipaugenblick_log(IPAUGENBLICK_LOG_DEBUG,"bind %x\n",cmd->ringset_idx); if(app_glue_v4_bind(socket_satelite_data[cmd->ringset_idx].socket, cmd->u.socket_connect_bind.ipaddr, cmd->u.socket_connect_bind.port)) { ipaugenblick_log(IPAUGENBLICK_LOG_ERR,"cannot bind %x %x\n",cmd->u.socket_connect_bind.ipaddr,cmd->u.socket_connect_bind.port); } } } else { ipaugenblick_log(IPAUGENBLICK_LOG_ERR,"no socket to invoke command!!!\n"); } break; case IPAUGENBLICK_LISTEN_SOCKET_COMMAND: ipaugenblick_log(IPAUGENBLICK_LOG_DEBUG,"listen %x\n",cmd->ringset_idx); if(app_glue_v4_listen(socket_satelite_data[cmd->ringset_idx].socket)) { ipaugenblick_log(IPAUGENBLICK_LOG_ERR,"failed listening\n"); } break; case IPAUGENBLICK_SOCKET_CLOSE_COMMAND: if(socket_satelite_data[cmd->ringset_idx].socket) { // ipaugenblick_log(IPAUGENBLICK_LOG_INFO,"closing socket %d %p\n",cmd->ringset_idx,socket_satelite_data[cmd->ringset_idx].socket); // printf("%s %d %p\n",__FILE__,__LINE__,socket_satelite_data[cmd->ringset_idx].socket); // user_on_transmission_opportunity(socket_satelite_data[cmd->ringset_idx].socket); user_flush_rx_tx((struct socket *)socket_satelite_data[cmd->ringset_idx].socket); app_glue_close_socket((struct socket *)socket_satelite_data[cmd->ringset_idx].socket); socket_satelite_data[cmd->ringset_idx].socket = NULL; socket_satelite_data[cmd->ringset_idx].ringset_idx = -1; socket_satelite_data[cmd->ringset_idx].parent_idx = -1; ipaugenblick_free_socket(cmd->ringset_idx); user_sockets_closed++; } break; case IPAUGENBLICK_SOCKET_TX_KICK_COMMAND: if(socket_satelite_data[cmd->ringset_idx].socket) { user_kick_tx++; // user_data_available_cbk(socket_satelite_data[cmd->ringset_idx].socket); user_on_transmission_opportunity(socket_satelite_data[cmd->ringset_idx].socket); } break; case IPAUGENBLICK_SOCKET_RX_KICK_COMMAND: if(socket_satelite_data[cmd->ringset_idx].socket) { user_kick_rx++; user_data_available_cbk(socket_satelite_data[cmd->ringset_idx].socket); // user_on_transmission_opportunity(socket_satelite_data[cmd->ringset_idx].socket); } break; case IPAUGENBLICK_SET_SOCKET_RING_COMMAND: //ipaugenblick_log(IPAUGENBLICK_LOG_DEBUG,"%s %d %d %d %p\n",__FILE__,__LINE__,cmd->ringset_idx,cmd->parent_idx,cmd->u.set_socket_ring.socket_descr); socket_satelite_data[cmd->ringset_idx].ringset_idx = cmd->ringset_idx; if(cmd->parent_idx != -1) socket_satelite_data[cmd->ringset_idx].parent_idx = cmd->parent_idx; socket_satelite_data[cmd->ringset_idx].apppid = cmd->u.set_socket_ring.pid; app_glue_set_user_data(cmd->u.set_socket_ring.socket_descr,&socket_satelite_data[cmd->ringset_idx]); socket_satelite_data[cmd->ringset_idx].socket = cmd->u.set_socket_ring.socket_descr; //ipaugenblick_log(IPAUGENBLICK_LOG_DEBUG,"setting tx space: %d connidx %d\n",sk_stream_wspace(socket_satelite_data[cmd->ringset_idx].socket->sk),g_ipaugenblick_sockets[socket_satelite_data[cmd->ringset_idx].ringset_idx].connection_idx); user_set_socket_tx_space(&g_ipaugenblick_sockets[socket_satelite_data[cmd->ringset_idx].ringset_idx].tx_space,sk_stream_wspace(socket_satelite_data[cmd->ringset_idx].socket->sk)); // user_on_transmission_opportunity(socket_satelite_data[cmd->ringset_idx].socket); user_data_available_cbk(socket_satelite_data[cmd->ringset_idx].socket); ipaugenblick_mark_writable(&socket_satelite_data[cmd->ringset_idx]); ipaugenblick_mark_readable(&socket_satelite_data[cmd->ringset_idx]); user_client_app_accepted++; break; case IPAUGENBLICK_SET_SOCKET_SELECT_COMMAND: // ipaugenblick_log(IPAUGENBLICK_LOG_DEBUG,"setting selector %d for socket %d\n",cmd->u.set_socket_select.socket_select,cmd->ringset_idx); socket_satelite_data[cmd->ringset_idx].parent_idx = cmd->u.set_socket_select.socket_select; socket_satelite_data[cmd->ringset_idx].apppid = cmd->u.set_socket_select.pid; user_data_available_cbk(socket_satelite_data[cmd->ringset_idx].socket); ipaugenblick_mark_writable(&socket_satelite_data[cmd->ringset_idx]); ipaugenblick_mark_readable(&socket_satelite_data[cmd->ringset_idx]); break; case IPAUGENBLICK_SOCKET_TX_POOL_EMPTY_COMMAND: if(socket_satelite_data[cmd->ringset_idx].socket) { if(!socket_satelite_data[cmd->ringset_idx].socket->buffers_available_notification_queue_present) { TAILQ_INSERT_TAIL(&buffers_available_notification_socket_list_head,socket_satelite_data[cmd->ringset_idx].socket,buffers_available_notification_queue_entry); socket_satelite_data[cmd->ringset_idx].socket->buffers_available_notification_queue_present = 1; if(socket_satelite_data[cmd->ringset_idx].socket->type == SOCK_DGRAM) user_set_socket_tx_space(&g_ipaugenblick_sockets[socket_satelite_data[cmd->ringset_idx].ringset_idx].tx_space,sk_stream_wspace(socket_satelite_data[cmd->ringset_idx].socket->sk)); } } break; case IPAUGENBLICK_ROUTE_ADD_COMMAND: memset((void *)&rtentry,0,sizeof(rtentry)); rtentry.rt_metric = cmd->u.route.metric; rtentry.rt_flags = RTF_UP|RTF_GATEWAY; p_sockaddr = (struct sockaddr_in *)&rtentry.rt_dst; p_sockaddr->sin_family = AF_INET; p_sockaddr->sin_addr.s_addr = cmd->u.route.dest_ipaddr; p_sockaddr = (struct sockaddr_in *)&rtentry.rt_gateway; p_sockaddr->sin_family = AF_INET; p_sockaddr->sin_addr.s_addr = cmd->u.route.next_hop; p_sockaddr = (struct sockaddr_in *)&rtentry.rt_genmask; p_sockaddr->sin_family = AF_INET; p_sockaddr->sin_addr.s_addr = cmd->u.route.dest_mask; if(ip_rt_ioctl(&init_net,SIOCADDRT,&rtentry)) { ipaugenblick_log(IPAUGENBLICK_LOG_ERR,"CANNOT ADD ROUTE ENTRY %x %x %x\n", ((struct sockaddr_in *)&rtentry.rt_dst)->sin_addr.s_addr, ((struct sockaddr_in *)&rtentry.rt_gateway)->sin_addr.s_addr, ((struct sockaddr_in *)&rtentry.rt_genmask)->sin_addr.s_addr); } else { ipaugenblick_log(IPAUGENBLICK_LOG_INFO,"ROUTE ENTRY %x %x %x is added\n", ((struct sockaddr_in *)&rtentry.rt_dst)->sin_addr.s_addr, ((struct sockaddr_in *)&rtentry.rt_gateway)->sin_addr.s_addr, ((struct sockaddr_in *)&rtentry.rt_genmask)->sin_addr.s_addr); } break; case IPAUGENBLICK_ROUTE_DEL_COMMAND: memset((void *)&rtentry,0,sizeof(rtentry)); p_sockaddr = (struct sockaddr_in *)&rtentry.rt_dst; p_sockaddr->sin_family = AF_INET; p_sockaddr->sin_addr.s_addr = cmd->u.route.dest_ipaddr; p_sockaddr = (struct sockaddr_in *)&rtentry.rt_gateway; p_sockaddr->sin_family = AF_INET; p_sockaddr->sin_addr.s_addr = cmd->u.route.next_hop; p_sockaddr = (struct sockaddr_in *)&rtentry.rt_genmask; p_sockaddr->sin_family = AF_INET; p_sockaddr->sin_addr.s_addr = cmd->u.route.dest_mask; if(ip_rt_ioctl(&init_net,SIOCDELRT,&rtentry)) { ipaugenblick_log(IPAUGENBLICK_LOG_ERR,"CANNOT DELETE ROUTE ENTRY %x %x %x\n", ((struct sockaddr_in *)&rtentry.rt_dst)->sin_addr.s_addr, ((struct sockaddr_in *)&rtentry.rt_gateway)->sin_addr.s_addr, ((struct sockaddr_in *)&rtentry.rt_genmask)->sin_addr.s_addr); } else { ipaugenblick_log(IPAUGENBLICK_LOG_INFO,"ROUTE ENTRY %x %x %x is deleted\n", ((struct sockaddr_in *)&rtentry.rt_dst)->sin_addr.s_addr, ((struct sockaddr_in *)&rtentry.rt_gateway)->sin_addr.s_addr, ((struct sockaddr_in *)&rtentry.rt_genmask)->sin_addr.s_addr); } break; case IPAUGENBLICK_CONNECT_CLIENT: if(cmd->ringset_idx >= IPAUGENBLICK_CLIENTS_POOL_SIZE) { break; } if(!ipaugenblick_clients[cmd->ringset_idx].is_busy) { TAILQ_INSERT_TAIL(&ipaugenblick_clients_list_head,&ipaugenblick_clients[cmd->ringset_idx],queue_entry); ipaugenblick_clients[cmd->ringset_idx].is_busy = 1; on_client_connect(cmd->ringset_idx); } break; case IPAUGENBLICK_DISCONNECT_CLIENT: if(cmd->ringset_idx >= IPAUGENBLICK_CLIENTS_POOL_SIZE) { break; } if(ipaugenblick_clients[cmd->ringset_idx].is_busy) { TAILQ_REMOVE(&ipaugenblick_clients_list_head,&ipaugenblick_clients[cmd->ringset_idx],queue_entry); ipaugenblick_clients[cmd->ringset_idx].is_busy = 0; } break; case IPAUGENBLICK_SETSOCKOPT_COMMAND: if(socket_satelite_data[cmd->ringset_idx].socket) { sock_setsockopt(socket_satelite_data[cmd->ringset_idx].socket, cmd->u.setsockopt.level, cmd->u.setsockopt.optname, cmd->u.setsockopt.optval, cmd->u.setsockopt.optlen); } break; case IPAUGENBLICK_SOCKET_SHUTDOWN_COMMAND: if(socket_satelite_data[cmd->ringset_idx].socket) { inet_shutdown(socket_satelite_data[cmd->ringset_idx].socket, cmd->u.socket_shutdown.how); user_sockets_shutdown++; } break; case IPAUGENBLICK_SOCKET_DECLINE_COMMAND: user_flush_rx_tx((struct socket *)cmd->u.socket_decline.socket_descr); app_glue_close_socket((struct socket *)cmd->u.socket_decline.socket_descr); user_sockets_closed++; break; default: ipaugenblick_log(IPAUGENBLICK_LOG_ERR,"unknown cmd %d\n",cmd->cmd); break; } ipaugenblick_free_command_buf(cmd); }