mirror of
https://github.com/wangyu-/udp2raw.git
synced 2025-01-19 14:29:34 +08:00
support multi client,but still buggy
This commit is contained in:
parent
e89d7649b6
commit
18f1d995f8
258
main.cpp
258
main.cpp
@ -95,7 +95,7 @@ const int udp_timeout=3000;
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const int heartbeat_interval=1000;
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const int timer_interval=200;
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const int timer_interval=500;
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const int RETRY_TIME=3;
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@ -131,6 +131,9 @@ int epollfd=-1;
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int random_number_fd=-1;
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int timer_fd=-1;
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unordered_map<uint32_t,uint64_t> udp_fd_mp(100007);
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unordered_map<uint32_t,uint64_t> timer_fd_mp(100007);
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char key_string[1000]= "secret key";
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char key[16],key2[16];
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@ -140,6 +143,9 @@ const int anti_replay_window_size=1000;
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const int max_conv_num=10000;
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const int conv_timeout=120000; //60 second
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const int conv_clear_ratio=10;
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const int conn_timeout=60000;
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const int conn_clear_ratio=10;
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uint64_t current_time_rough=0;
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@ -360,11 +366,20 @@ struct conv_manager_t //TODO change map to unordered map
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clear_it=conv_last_active_time.begin();
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//clear_function=0;
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}
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~conv_manager_t()
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{
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clear();
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}
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int get_size()
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{
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return conv_to_u64.size();
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}
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void reserve()
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{
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u64_to_conv.reserve(10007);
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conv_to_u64.reserve(10007);
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conv_last_active_time.reserve(10007);
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}
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void clear()
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{
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if(disable_conv_clear) return ;
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@ -472,7 +487,7 @@ struct conv_manager_t //TODO change map to unordered map
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}
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return 0;
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}
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}conv_manager;
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};//g_conv_manager;
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struct packet_info_t
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@ -535,6 +550,8 @@ struct conn_info_t
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id_t my_id;
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id_t oppsite_id;
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int retry_counter;
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conv_manager_t conv_manager;
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int timer_fd;
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conn_info_t()
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{
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//send_packet_info.protocol=g_packet_info_send.protocol;
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@ -547,6 +564,9 @@ struct conn_info_t
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struct conn_manager_t
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{
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unordered_map<uint64_t,conn_info_t> mp;
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unordered_map<uint64_t,conn_info_t>::iterator it;
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unordered_map<uint64_t,conn_info_t>::iterator clear_it;
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unordered_map<uint64_t,conn_info_t>::iterator old_it;
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uint32_t current_ready_ip;
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uint16_t current_ready_port;
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conn_manager_t()
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@ -584,11 +604,64 @@ struct conn_manager_t
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u64|=port;
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return mp[u64];
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}
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int clean_inactive()
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{
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if(disable_conv_clear) return 0;
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//map<uint32_t,uint64_t>::iterator it;
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int cnt=0;
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it=clear_it;
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int size=mp.size();
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int num_to_clean=size/conv_clear_ratio+1; //clear 1/10 each time,to avoid latency glitch
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uint64_t current_time=get_current_time();
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for(;;)
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{
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if(cnt>=num_to_clean) break;
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if(mp.begin()==mp.end()) break;
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if(it==mp.end())
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{
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it=mp.begin();
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}
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if( current_time - it->second.last_hb_recv_time >conv_timeout )
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{
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//mylog(log_info,"inactive conv %u cleared \n",it->first);
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old_it=it;
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it++;
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timer_fd_mp.erase(old_it->second.timer_fd);
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close(old_it->second.timer_fd);// close will auto delte it from epoll
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mp.erase(old_it->first);
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}
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else
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{
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it++;
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}
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cnt++;
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}
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return 0;
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}
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}conn_manager;
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int TTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTT;
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////////==========================type divider=======================================================
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uint64_t pack_u64(uint32_t a,uint32_t b)
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{
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uint64_t ret=a;
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ret<<=32u;
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ret+=b;
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return ret;
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}
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uint32_t get_u64_h(uint64_t a)
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{
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return a>>32u;
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}
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uint32_t get_u64_l(uint64_t a)
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{
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return (a<<32u)>>32u;
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}
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char * my_ntoa(uint32_t ip)
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{
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@ -940,18 +1013,18 @@ uint64_t get_current_time()
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void server_clear_function(uint64_t u64)
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{
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int fd=int((u64<<32u)>>32u);
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int fd=int(u64);
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epoll_event ev;
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ev.events = EPOLLIN;
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ev.data.u64 = u64;
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int ret = epoll_ctl(epollfd, EPOLL_CTL_DEL, fd, &ev);
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int ret;
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/*ret = epoll_ctl(epollfd, EPOLL_CTL_DEL, fd, &ev);
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if (ret!=0)
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{
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mylog(log_fatal,"fd:%d epoll delete failed!!!!\n",fd);
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myexit(-1); //this shouldnt happen
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}
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}*/ //no need
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ret= close(fd);
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if (ret!=0)
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@ -959,6 +1032,7 @@ void server_clear_function(uint64_t u64)
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mylog(log_fatal,"close fd %d failed !!!!\n",fd);
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myexit(-1); //this shouldnt happen
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}
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udp_fd_mp.erase(udp_fd);
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}
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@ -2333,7 +2407,7 @@ int keep_connection_client() //for client
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raw_info_t &raw_info=g_conn_info.raw_info;
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current_time_rough=get_current_time();
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conv_manager.clean_inactive();
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g_conn_info.conv_manager.clean_inactive();
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mylog(log_trace,"timer!\n");
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begin:
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@ -2483,11 +2557,12 @@ int keep_connection_client() //for client
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return 0;
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}
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int keep_connection_server_multi()
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int keep_connection_server_multi(conn_info_t &conn_info)
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{
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raw_info_t &raw_info=g_conn_info.raw_info;
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mylog(log_debug,"server timer!\n");
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raw_info_t &raw_info=conn_info.raw_info;
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current_time_rough=get_current_time();
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conv_manager.clean_inactive();
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conn_info.conv_manager.clean_inactive();
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if(g_conn_info.server_current_state==server_ready)
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{
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@ -2617,6 +2692,34 @@ int set_timer(int epollfd,int &timer_fd)
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return 0;
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}
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int set_timer_server(int epollfd,int &timer_fd)
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{
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int ret;
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epoll_event ev;
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itimerspec its;
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memset(&its,0,sizeof(its));
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if((timer_fd=timerfd_create(CLOCK_MONOTONIC,TFD_NONBLOCK)) < 0)
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{
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mylog(log_fatal,"timer_fd create error\n");
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myexit(1);
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}
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its.it_interval.tv_nsec=timer_interval*1000ll*1000ll;
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its.it_value.tv_nsec=1; //imidiately
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timerfd_settime(timer_fd,0,&its,0);
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ev.events = EPOLLIN;
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ev.data.u64 = pack_u64(2,timer_fd);
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epoll_ctl(epollfd, EPOLL_CTL_ADD, timer_fd, &ev);
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if (ret < 0) {
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mylog(log_fatal,"epoll_ctl return %d\n", ret);
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myexit(-1);
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}
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return 0;
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}
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int client_on_raw_recv()
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{
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@ -2786,15 +2889,15 @@ int client_on_raw_recv()
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uint32_t tmp_conv_id= ntohl(* ((uint32_t *)&data[1]));
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if(!conv_manager.is_conv_used(tmp_conv_id))
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if(!g_conn_info.conv_manager.is_conv_used(tmp_conv_id))
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{
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mylog(log_info,"unknow conv %d,ignore\n",tmp_conv_id);
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return 0;
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}
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conv_manager.update_active_time(tmp_conv_id);
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g_conn_info.conv_manager.update_active_time(tmp_conv_id);
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uint64_t u64=conv_manager.find_u64_by_conv(tmp_conv_id);
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uint64_t u64=g_conn_info.conv_manager.find_u64_by_conv(tmp_conv_id);
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sockaddr_in tmp_sockaddr;
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@ -2819,12 +2922,12 @@ int client_on_raw_recv()
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}
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return 0;
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}
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int server_on_raw_ready()
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int server_on_raw_ready(conn_info_t &conn_info)
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{
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int data_len; char *data;
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raw_info_t &raw_info = g_conn_info.raw_info;
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packet_info_t &send_info = g_conn_info.raw_info.send_info;
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packet_info_t &recv_info = g_conn_info.raw_info.recv_info;
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raw_info_t &raw_info = conn_info.raw_info;
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packet_info_t &send_info = conn_info.raw_info.send_info;
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packet_info_t &recv_info = conn_info.raw_info.recv_info;
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if (recv_safer(raw_info, data, data_len) != 0) {
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return -1;
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@ -2842,16 +2945,16 @@ int server_on_raw_ready()
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if (data[0] == 'h' && data_len == 1) {
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uint32_t tmp = ntohl(*((uint32_t *) &data[1 + sizeof(uint32_t)]));
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mylog(log_debug, "received hb <%x,%x>\n", oppsite_id, tmp);
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g_conn_info.last_hb_recv_time = current_time_rough;
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conn_info.last_hb_recv_time = current_time_rough;
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return 0;
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} else if (data[0] == 'd' && data_len >= sizeof(uint32_t) + 1) {
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uint32_t tmp_conv_id = ntohl(*((uint32_t *) &data[1]));
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g_conn_info.last_hb_recv_time = current_time_rough;
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conn_info.last_hb_recv_time = current_time_rough;
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mylog(log_debug, "<<<<conv:%u>>>>\n", tmp_conv_id);
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if (!conv_manager.is_conv_used(tmp_conv_id)) {
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if (conv_manager.get_size() >= max_conv_num) {
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if (!conn_info.conv_manager.is_conv_used(tmp_conv_id)) {
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if (conn_info.conv_manager.get_size() >= max_conv_num) {
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mylog(log_warn,
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"ignored new conv %x connect bc max_conv_num exceed\n",
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tmp_conv_id);
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@ -2883,7 +2986,7 @@ int server_on_raw_ready()
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}
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struct epoll_event ev;
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uint64_t u64 = new_udp_fd;
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uint64_t u64 = (uint32_t(new_udp_fd))+(1llu<<32u);
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mylog(log_trace, "u64: %ld\n", u64);
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ev.events = EPOLLIN;
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@ -2897,7 +3000,8 @@ int server_on_raw_ready()
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return -1;
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}
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conv_manager.insert_conv(tmp_conv_id, u64);
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conn_info.conv_manager.insert_conv(tmp_conv_id, new_udp_fd);
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udp_fd_mp[new_udp_fd]=pack_u64(conn_info.raw_info.recv_info.src_ip,conn_info.raw_info.recv_info.src_port);
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mylog(log_info, "new conv conv_id=%x, assigned fd=%d\n",
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tmp_conv_id, new_udp_fd);
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@ -2906,9 +3010,9 @@ int server_on_raw_ready()
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}
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uint64_t u64 = conv_manager.find_u64_by_conv(tmp_conv_id);
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uint64_t u64 = conn_info.conv_manager.find_u64_by_conv(tmp_conv_id);
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conv_manager.update_active_time(tmp_conv_id);
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conn_info.conv_manager.update_active_time(tmp_conv_id);
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int fd = int((u64 << 32u) >> 32u);
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@ -2938,10 +3042,10 @@ int server_on_raw_recv_multi()
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return -1;
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}
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mylog(log_info,"peek_raw %s %d\n",my_ntoa(ip),port);
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if(ip==conn_manager.current_ready_ip&&port==conn_manager.current_ready_port)
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/*if(ip==conn_manager.current_ready_ip&&port==conn_manager.current_ready_port)
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{
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return server_on_raw_ready();
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}
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}*/
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int data_len; char *data;
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if(!conn_manager.exist(ip,port))
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@ -3020,6 +3124,11 @@ int server_on_raw_recv_multi()
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packet_info_t &recv_info=conn_info.raw_info.recv_info;
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raw_info_t &raw_info=conn_info.raw_info;
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if(conn_info.server_current_state==server_ready)
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{
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return server_on_raw_ready(conn_info);
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}
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if(recv_bare(conn_info.raw_info,data,data_len)<0)
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return -1;
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@ -3100,13 +3209,16 @@ int server_on_raw_recv_multi()
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conn_info.last_hb_recv_time=get_current_time();
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conn_info.last_hb_sent_time=conn_info.last_hb_recv_time;
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send_safer(g_conn_info.raw_info,(char *)"h",1);/////////////send
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send_safer(conn_info.raw_info,(char *)"h",1);/////////////send
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mylog(log_info,"changed state to server_ready,%d %d\n",ip,port);
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anti_replay.re_init();
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g_conn_info=conn_info;
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int new_timer_fd;
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set_timer_server(epollfd,new_timer_fd);
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timer_fd_mp[new_timer_fd]=pack_u64(ip,port);
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//timer_fd_mp[new_timer_fd]
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/*
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if(oppsite_const_id!=0&&tmp_oppsite_const_id!=oppsite_const_id) //TODO MOVE TO READY
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{
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@ -3120,7 +3232,7 @@ int server_on_raw_recv_multi()
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}
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/*
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int server_on_raw_recv()
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{
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raw_info_t &raw_info=g_conn_info.raw_info;
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@ -3239,11 +3351,11 @@ int server_on_raw_recv()
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mylog(log_trace,"unexpected adress\n");
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return 0;
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}
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/*
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if(data_len<hb_length||data[0]!='h')
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{
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return 0;
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}*/
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//if(data_len<hb_length||data[0]!='h')
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//{
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// return 0;
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//}
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uint32_t tmp_session_id= ntohl(* ((uint32_t *)&data[sizeof(my_id)]));
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@ -3383,7 +3495,7 @@ int server_on_raw_recv()
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}
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}
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return 0;
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}
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}*/
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int get_src_adress(uint32_t &ip)
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{
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struct sockaddr_in remote_addr_in;
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@ -3426,6 +3538,7 @@ int get_src_adress(uint32_t &ip)
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int client_event_loop()
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{
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char buf[buf_len];
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g_conn_info.conv_manager.reserve();
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packet_info_t &send_info=g_conn_info.raw_info.send_info;
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packet_info_t &recv_info=g_conn_info.raw_info.recv_info;
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@ -3485,7 +3598,8 @@ int client_event_loop()
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myexit(1);
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}
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setnonblocking(udp_fd);
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int epollfd = epoll_create1(0);
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epollfd = epoll_create1(0);
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const int max_events = 4096;
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struct epoll_event ev, events[max_events];
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if (epollfd < 0) {
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@ -3579,23 +3693,23 @@ int client_event_loop()
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uint64_t u64=((uint64_t(udp_new_addr_in.sin_addr.s_addr))<<32u)+ntohs(udp_new_addr_in.sin_port);
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uint32_t conv;
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if(!conv_manager.is_u64_used(u64))
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if(!g_conn_info.conv_manager.is_u64_used(u64))
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{
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if(conv_manager.get_size() >=max_conv_num)
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if(g_conn_info.conv_manager.get_size() >=max_conv_num)
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{
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mylog(log_warn,"ignored new udp connect bc max_conv_num exceed\n");
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continue;
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}
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conv=conv_manager.get_new_conv();
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conv_manager.insert_conv(conv,u64);
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conv=g_conn_info.conv_manager.get_new_conv();
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g_conn_info.conv_manager.insert_conv(conv,u64);
|
||||
mylog(log_info,"new connection from %s:%d,conv_id=%x\n",inet_ntoa(udp_new_addr_in.sin_addr),ntohs(udp_new_addr_in.sin_port),conv);
|
||||
}
|
||||
else
|
||||
{
|
||||
conv=conv_manager.find_conv_by_u64(u64);
|
||||
conv=g_conn_info.conv_manager.find_conv_by_u64(u64);
|
||||
}
|
||||
|
||||
conv_manager.update_active_time(conv);
|
||||
g_conn_info.conv_manager.update_active_time(conv);
|
||||
|
||||
if(g_conn_info.client_current_state==client_ready)
|
||||
{
|
||||
@ -3607,7 +3721,6 @@ int client_event_loop()
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
int server_event_loop()
|
||||
{
|
||||
char buf[buf_len];
|
||||
@ -3684,11 +3797,30 @@ int server_event_loop()
|
||||
for (n = 0; n < nfds; ++n)
|
||||
{
|
||||
//printf("%d %d %d %d\n",timer_fd,raw_recv_fd,raw_send_fd,n);
|
||||
if (events[n].data.u64 == timer_fd)
|
||||
if ((events[n].data.u64 ) == timer_fd)
|
||||
{
|
||||
uint64_t value;
|
||||
read(timer_fd, &value, 8);
|
||||
keep_connection_server_multi();
|
||||
conn_manager.clean_inactive();
|
||||
}
|
||||
if ((events[n].data.u64 >>32u) == 2u)
|
||||
{
|
||||
int fd=get_u64_l(events[n].data.u64);
|
||||
uint64_t dummy;
|
||||
read(fd, &dummy, 8);
|
||||
if(timer_fd_mp.find(fd)==timer_fd_mp.end())
|
||||
{
|
||||
mylog(log_info,"timer_fd no longer exits\n", nfds);
|
||||
continue;
|
||||
}
|
||||
uint64_t u64=timer_fd_mp[fd];
|
||||
uint32_t ip=get_u64_h(u64);
|
||||
uint32_t port=get_u64_l(u64);
|
||||
if(!conn_manager.exist(ip,port))
|
||||
{
|
||||
mylog(log_info,"ip port no longer exits\n", nfds);
|
||||
continue;
|
||||
}
|
||||
conn_info_t &conn_info=conn_manager.find(ip,port);
|
||||
keep_connection_server_multi(conn_info);
|
||||
}
|
||||
else if (events[n].data.u64 == raw_recv_fd)
|
||||
{
|
||||
@ -3696,20 +3828,36 @@ int server_event_loop()
|
||||
server_on_raw_recv_multi();
|
||||
}
|
||||
else
|
||||
//if ((events[n].data.u64 >>32u) > 0u)
|
||||
if ((events[n].data.u64 >>32u) == 1u)
|
||||
{
|
||||
//uint32_t conv_id=events[n].data.u64>>32u;
|
||||
|
||||
int fd=int(events[n].data.u64);
|
||||
int fd=int((events[n].data.u64<<32u)>>32u);
|
||||
|
||||
if(!conv_manager.is_u64_used(events[n].data.u64))
|
||||
if(udp_fd_mp.find(fd)==udp_fd_mp.end())
|
||||
{
|
||||
mylog(log_debug,"fd no longer exists in udp_fd_mp,udp fd %d\n",fd);
|
||||
continue;
|
||||
}
|
||||
|
||||
uint64_t u64=udp_fd_mp[fd];
|
||||
uint32_t ip=get_u64_h(u64);
|
||||
uint32_t port=get_u64_l(u64);
|
||||
if(conn_manager.exist(ip,port)==0)
|
||||
{
|
||||
mylog(log_debug,"conn_info no longer exists,udp fd %d\n",fd);
|
||||
continue;
|
||||
}
|
||||
conn_info_t &conn_info=conn_manager.find(ip,port);
|
||||
|
||||
if(!conn_info.conv_manager.is_u64_used(fd))
|
||||
{
|
||||
mylog(log_debug,"conv no longer exists,udp fd %d\n",fd);
|
||||
int recv_len=recv(fd,buf,buf_len,0); ///////////TODO ,delete this
|
||||
continue;
|
||||
}
|
||||
|
||||
uint32_t conv_id=conv_manager.find_conv_by_u64(fd);
|
||||
uint32_t conv_id=conn_info.conv_manager.find_conv_by_u64(fd);
|
||||
|
||||
|
||||
int recv_len=recv(fd,buf,buf_len,0);
|
||||
@ -3724,9 +3872,9 @@ int server_event_loop()
|
||||
//return 0;
|
||||
}
|
||||
|
||||
conv_manager.update_active_time(conv_id);
|
||||
conn_info.conv_manager.update_active_time(conv_id);
|
||||
|
||||
if(g_conn_info.server_current_state==server_ready)
|
||||
if(conn_info.server_current_state==server_ready)
|
||||
{
|
||||
send_data_safer(g_conn_info.raw_info,buf,recv_len,conv_id);
|
||||
//send_data(g_packet_info_send,buf,recv_len,my_id,oppsite_id,conv_id);
|
||||
|
Loading…
x
Reference in New Issue
Block a user