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trivalmake

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wangyu 2017-07-30 18:09:51 +08:00 committed by wangyu
parent 269a516d6d
commit 49f3f0d04a
3 changed files with 163 additions and 181 deletions
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8
common.h
View File

@ -56,7 +56,9 @@ const uint32_t max_ready_conn_num=1000;
const uint32_t anti_replay_window_size=1000; const uint32_t anti_replay_window_size=1000;
const int max_conv_num=10000; const int max_conv_num=10000;
const uint32_t client_handshake_timeout=3000; const uint32_t client_handshake_timeout=5000;
const uint32_t client_retry_interval=1000;
const uint32_t server_handshake_timeout=10000;// this should be much longer than clients. client retry initially ,server retry passtively const uint32_t server_handshake_timeout=10000;// this should be much longer than clients. client retry initially ,server retry passtively
const int conv_clear_ratio=10; //conv grabage collecter check 1/10 of all conv one time const int conv_clear_ratio=10; //conv grabage collecter check 1/10 of all conv one time
@ -67,9 +69,7 @@ const int conn_clear_min=1;
const uint32_t heartbeat_interval=1000; const uint32_t heartbeat_interval=1000;
const uint32_t timer_interval=400;//this should be smaller than heartbeat_interval const uint32_t timer_interval=400;//this should be smaller than heartbeat_interval and retry interval;
const int RETRY_TIME=3;
//const uint32_t conv_timeout=120000; //120 second //const uint32_t conv_timeout=120000; //120 second
const uint32_t conv_timeout=20000; //for test const uint32_t conv_timeout=20000; //for test

1
encrypt.cpp
View File

@ -307,7 +307,6 @@ int my_encrypt_old(const char *data0,char *output,int &len,char * key)
//printf("%d %d\n",data[len-16-2],data[len-16-1]); //printf("%d %d\n",data[len-16-2],data[len-16-1]);
md5((unsigned char *)data,len-16,(unsigned char *)(data+len-16)); md5((unsigned char *)data,len-16,(unsigned char *)(data+len-16));
//memcpy(buf,data,len); //not thread safe
if(disable_aes) if(disable_aes)
{ {

335
main.cpp
View File

@ -259,15 +259,14 @@ struct conn_info_t
raw_info_t raw_info; raw_info_t raw_info;
long long last_state_time; long long last_state_time;
long long last_hb_sent_time; //client re-use this for retry
long long last_hb_recv_time; long long last_hb_recv_time;
long long last_hb_sent_time;
id_t my_id; id_t my_id;
id_t oppsite_id; id_t oppsite_id;
conv_manager_t *conv_manager; conv_manager_t *conv_manager;
anti_replay_t *anti_replay; anti_replay_t *anti_replay;
int timer_fd; int timer_fd;
int retry_counter;
id_t oppsite_const_id; id_t oppsite_const_id;
conn_info_t() conn_info_t()
{ {
@ -937,10 +936,10 @@ int keep_connection_client(conn_info_t &conn_info) //for client
conn_info.state.client_current_state = client_syn_sent; conn_info.state.client_current_state = client_syn_sent;
conn_info.last_state_time = get_current_time(); conn_info.last_state_time = get_current_time();
mylog(log_info,"state changed from nothing to syn_sent %d\n",conn_info.state.client_current_state); mylog(log_info,"state changed from nothing to syn_sent %d\n",conn_info.state.client_current_state);
conn_info.retry_counter = RETRY_TIME; conn_info.last_hb_sent_time=conn_info.last_state_time;
send_info.seq = get_true_random_number(); send_info.seq = get_true_random_number();
send_info.ack_seq = 0; //get_true_random_number(); send_info.ack_seq = get_true_random_number();
send_info.ts_ack = 0; send_info.ts_ack = 0;
send_info.ack = 0; send_info.ack = 0;
send_info.syn = 1; send_info.syn = 1;
@ -953,7 +952,7 @@ int keep_connection_client(conn_info_t &conn_info) //for client
conn_info.state.client_current_state = client_ack_sent; conn_info.state.client_current_state = client_ack_sent;
conn_info.last_state_time = get_current_time(); conn_info.last_state_time = get_current_time();
mylog(log_info,"state changed from nothing to ack_sent\n"); mylog(log_info,"state changed from nothing to ack_sent\n");
conn_info.retry_counter = RETRY_TIME; conn_info.last_hb_sent_time=conn_info.last_state_time;
send_info.icmp_seq=0; send_info.icmp_seq=0;
@ -962,35 +961,32 @@ int keep_connection_client(conn_info_t &conn_info) //for client
} }
return 0; return 0;
} }
if(conn_info.state.client_current_state==client_syn_sent &&get_current_time()-conn_info.last_state_time>client_handshake_timeout) if(conn_info.state.client_current_state==client_syn_sent )
{ {
if(conn_info.retry_counter==0) if(get_current_time()-conn_info.last_state_time>client_handshake_timeout)
{ {
conn_info.state.client_current_state=client_nothing; conn_info.state.client_current_state=client_nothing;
mylog(log_info,"state back to nothing\n"); mylog(log_info,"state back to nothing\n");
return 0; return 0;
//goto begin;
} }
else else if(get_current_time()-conn_info.last_hb_sent_time>client_retry_interval)
{ {
conn_info.retry_counter--;
mylog(log_info,"retry send sync\n"); mylog(log_info,"retry send sync\n");
send_bare(raw_info,0,0); /////////////send send_bare(raw_info,0,0); /////////////send
conn_info.last_state_time=get_current_time(); conn_info.last_hb_sent_time=get_current_time();
} }
} }
if(conn_info.state.client_current_state==client_ack_sent &&get_current_time()-conn_info.last_state_time>client_handshake_timeout) if(conn_info.state.client_current_state==client_ack_sent)
{ {
if(conn_info.retry_counter==0) if(get_current_time()-conn_info.last_state_time>client_handshake_timeout)
{ {
conn_info.state.client_current_state=client_nothing; conn_info.state.client_current_state=client_nothing;
mylog(log_info,"state back to nothing\n"); mylog(log_info,"state back to nothing\n");
return 0; return 0;
//goto begin;
} }
else else if(get_current_time()-conn_info.last_hb_sent_time>client_retry_interval)
{ {
conn_info.retry_counter--;
if(raw_mode==mode_faketcp) if(raw_mode==mode_faketcp)
{ {
send_bare(raw_info,0,0);/////////////send send_bare(raw_info,0,0);/////////////send
@ -999,27 +995,23 @@ int keep_connection_client(conn_info_t &conn_info) //for client
{ {
send_bare(raw_info, (char*)"hello", strlen("hello"));/////////////send send_bare(raw_info, (char*)"hello", strlen("hello"));/////////////send
} }
conn_info.last_state_time=get_current_time(); conn_info.last_hb_sent_time=get_current_time();
mylog(log_info,"retry send ack counter left:%d\n",conn_info.retry_counter); mylog(log_info,"retry send ack \n");
} }
} }
if(conn_info.state.client_current_state==client_handshake_sent)
if(conn_info.state.client_current_state==client_handshake_sent&&get_current_time()-conn_info.last_state_time>client_handshake_timeout)
{ {
if(conn_info.retry_counter==0) if(get_current_time()-conn_info.last_state_time>client_handshake_timeout)
{ {
conn_info.state.client_current_state=client_nothing; conn_info.state.client_current_state=client_nothing;
mylog(log_info,"state back to nothing\n"); mylog(log_info,"state back to nothing\n");
return 0; return 0;
//goto begin;
} }
else else
{ {
conn_info.retry_counter--;
send_handshake(raw_info,conn_info.my_id,conn_info.oppsite_id,const_id);/////////////send send_handshake(raw_info,conn_info.my_id,conn_info.oppsite_id,const_id);/////////////send
conn_info.last_state_time=get_current_time(); conn_info.last_hb_sent_time=get_current_time();
mylog(log_info,"retry send handshake counter left:%d\n",conn_info.retry_counter); mylog(log_info,"retry handshake sent <%x,%x>\n",conn_info.oppsite_id,conn_info.my_id);
mylog(log_info,"handshake sent <%x,%x>\n",conn_info.oppsite_id,conn_info.my_id);
} }
@ -1269,7 +1261,7 @@ int client_on_raw_recv(conn_info_t &conn_info)
send_raw(raw_info,0,0); send_raw(raw_info,0,0);
conn_info.state.client_current_state=client_ack_sent; conn_info.state.client_current_state=client_ack_sent;
conn_info.last_state_time=get_current_time(); conn_info.last_state_time=get_current_time();
conn_info.retry_counter=RETRY_TIME; conn_info.last_hb_sent_time=conn_info.last_state_time;
mylog(log_info,"changed state to client_ack_sent\n"); mylog(log_info,"changed state to client_ack_sent\n");
} }
@ -1311,7 +1303,7 @@ int client_on_raw_recv(conn_info_t &conn_info)
conn_info.state.client_current_state=client_handshake_sent; conn_info.state.client_current_state=client_handshake_sent;
conn_info.last_state_time=get_current_time(); conn_info.last_state_time=get_current_time();
conn_info.retry_counter=RETRY_TIME; conn_info.last_hb_sent_time=conn_info.last_state_time;
} }
if(conn_info.state.client_current_state==client_handshake_sent) if(conn_info.state.client_current_state==client_handshake_sent)
{ {
@ -1435,6 +1427,7 @@ int server_on_raw_ready(conn_info_t &conn_info)
packet_info_t &send_info = conn_info.raw_info.send_info; packet_info_t &send_info = conn_info.raw_info.send_info;
packet_info_t &recv_info = conn_info.raw_info.recv_info; packet_info_t &recv_info = conn_info.raw_info.recv_info;
char ip_port[40]; char ip_port[40];
sprintf(ip_port,"%s:%d",my_ntoa(recv_info.src_ip),recv_info.src_port); sprintf(ip_port,"%s:%d",my_ntoa(recv_info.src_ip),recv_info.src_port);
if (recv_safer(conn_info, data, data_len) != 0) { if (recv_safer(conn_info, data, data_len) != 0) {
return -1; return -1;
@ -1538,20 +1531,144 @@ int server_on_raw_ready(conn_info_t &conn_info)
} }
return 0; return 0;
} }
int server_on_raw_is_syn() int server_on_raw_pre_ready(conn_info_t &conn_info,char * data,int data_len)
{
return 1;
}
int server_on_raw_reply_syn()
{
return 0;
}
int server_on_raw_is_handshake()
{
return 1;
}
int server_on_raw_reply_handshake()
{ {
uint32_t ip;uint16_t port;
ip=conn_info.raw_info.send_info.src_ip;
port=conn_info.raw_info.send_info.src_ip;
char ip_port[40];
sprintf(ip_port,"%s:%d",my_ntoa(ip),port);
//mylog(log_debug,"!!!\n");
uint32_t tmp_session_id= ntohl(* ((uint32_t *)&data[sizeof(id_t)]));
uint32_t tmp_oppsite_const_id=ntohl(* ((uint32_t *)&data[sizeof(id_t)*2]));
/*
if(oppsite_const_id!=0&&tmp_oppsite_const_id!=oppsite_const_id) //TODO MOVE TO READY
{
conv_manager.clear();
}
oppsite_const_id=tmp_oppsite_const_id;*/
if(tmp_session_id!=conn_info.my_id)
{
mylog(log_debug,"[%s]%x %x auth fail!!\n",tmp_session_id,conn_info.my_id,ip_port);
return 0;
}
int tmp_oppsite_session_id= ntohl(* ((uint32_t *)&data[0]));
conn_info.oppsite_id=tmp_oppsite_session_id;
mylog(log_info,"[%s]received handshake %x %x\n",ip_port,conn_info.oppsite_id,conn_info.my_id);
if(conn_manager.const_id_mp.find(tmp_oppsite_const_id)==conn_manager.const_id_mp.end())
{
//conn_manager.const_id_mp=
if(conn_manager.ready_num>=max_ready_conn_num)
{
mylog(log_info,"[%s]max_ready_conn_num,cant turn to ready\n",ip_port);
conn_info.state.server_current_state =server_nothing;
return 0;
}
conn_info.prepare();
conn_info.state.server_current_state = server_ready;
conn_info.oppsite_const_id=tmp_oppsite_const_id;
conn_manager.ready_num++;
conn_manager.const_id_mp[tmp_oppsite_const_id]=&conn_info;
//conn_info.last_state_time=get_current_time(); //dont change this!!!!!!!!!!!!!!!!!!!!!!!!!
//conn_manager.current_ready_ip=ip;
//conn_manager.current_ready_port=port;
//my_id=conn_info.my_id;
//oppsite_id=conn_info.oppsite_id;
conn_info.last_hb_recv_time = get_current_time();
conn_info.last_hb_sent_time = conn_info.last_hb_recv_time;//=get_current_time()
send_safer(conn_info, (char *) "h", 1); /////////////send
mylog(log_info, "[%s]changed state to server_ready\n",ip_port);
conn_info.anti_replay->re_init();
//g_conn_info=conn_info;
int new_timer_fd;
set_timer_server(epollfd, new_timer_fd);
conn_info.timer_fd=new_timer_fd;
conn_manager.timer_fd_mp[new_timer_fd] = &conn_info;//pack_u64(ip,port);
//timer_fd_mp[new_timer_fd]
/*
if(oppsite_const_id!=0&&tmp_oppsite_const_id!=oppsite_const_id) //TODO MOVE TO READY
{
mylog(log_info,"cleared all conv bc of const id doesnt match\n");
conv_manager.clear();
}*/
//oppsite_const_id=tmp_oppsite_const_id;
}
else
{
conn_info_t &ori_conn_info=*conn_manager.const_id_mp[tmp_oppsite_const_id];
if(ori_conn_info.state.server_current_state==server_ready)
{
if(conn_info.last_state_time<ori_conn_info.last_state_time)
{
mylog(log_info,"[%s]conn_info.last_state_time<ori_conn_info.last_state_time. ignored new handshake\n",ip_port);
conn_info.state.server_current_state=server_nothing;
conn_info.oppsite_const_id=0;
return 0;
}
if(!conn_manager.exist(ori_conn_info.raw_info.recv_info.src_ip,ori_conn_info.raw_info.recv_info.src_port))//TODO remove this
{
mylog(log_fatal,"[%s]this shouldnt happen\n",ip_port);
myexit(-1);
}
if(!conn_manager.exist(conn_info.raw_info.recv_info.src_ip,conn_info.raw_info.recv_info.src_port))//TODO remove this
{
mylog(log_fatal,"[%s]this shouldnt happen2\n",ip_port);
myexit(-1);
}
conn_info_t *&p_ori=conn_manager.find_insert_p(ori_conn_info.raw_info.recv_info.src_ip,ori_conn_info.raw_info.recv_info.src_port);
conn_info_t *&p=conn_manager.find_insert_p(conn_info.raw_info.recv_info.src_ip,conn_info.raw_info.recv_info.src_port);
conn_info_t *tmp=p;
p=p_ori;
p_ori=tmp;
mylog(log_info,"[%s]grabbed a connection\n",ip_port);
//ori_conn_info.state.server_current_state=server_ready;
ori_conn_info.raw_info=conn_info.raw_info;
ori_conn_info.last_state_time=conn_info.last_state_time;
ori_conn_info.last_hb_recv_time=conn_info.last_hb_recv_time;
ori_conn_info.last_hb_sent_time=conn_info.last_hb_sent_time;
ori_conn_info.my_id=conn_info.my_id;
ori_conn_info.oppsite_id=conn_info.oppsite_id;
send_safer(ori_conn_info, (char *) "h", 1);
ori_conn_info.anti_replay->re_init();
conn_info.state.server_current_state=server_nothing;
conn_info.oppsite_const_id=0;
}
else
{
mylog(log_fatal,"[%s]this should never happen\n",ip_port);
myexit(-1);
}
return 0;
}
return 0; return 0;
} }
int server_on_raw_recv_multi() int server_on_raw_recv_multi()
@ -1581,7 +1698,6 @@ int server_on_raw_recv_multi()
if(recv_bare(tmp_raw_info,data,data_len)<0) if(recv_bare(tmp_raw_info,data,data_len)<0)
{ {
return 0; return 0;
return 0;
} }
if(raw_mode==mode_faketcp) if(raw_mode==mode_faketcp)
{ {
@ -1707,140 +1823,7 @@ int server_on_raw_recv_multi()
mylog(log_info,"[%s]ignored handshake of older timestamp than current ready connection",ip_port); mylog(log_info,"[%s]ignored handshake of older timestamp than current ready connection",ip_port);
return 0; return 0;
} }
server_on_raw_pre_ready(conn_info,data,data_len);
//mylog(log_debug,"!!!\n");
uint32_t tmp_session_id= ntohl(* ((uint32_t *)&data[sizeof(id_t)]));
uint32_t tmp_oppsite_const_id=ntohl(* ((uint32_t *)&data[sizeof(id_t)*2]));
/*
if(oppsite_const_id!=0&&tmp_oppsite_const_id!=oppsite_const_id) //TODO MOVE TO READY
{
conv_manager.clear();
}
oppsite_const_id=tmp_oppsite_const_id;*/
if(tmp_session_id!=conn_info.my_id)
{
mylog(log_debug,"[%s]%x %x auth fail!!\n",tmp_session_id,conn_info.my_id,ip_port);
return 0;
}
int tmp_oppsite_session_id= ntohl(* ((uint32_t *)&data[0]));
conn_info.oppsite_id=tmp_oppsite_session_id;
mylog(log_info,"[%s]received handshake %x %x\n",ip_port,conn_info.oppsite_id,conn_info.my_id);
if(conn_manager.const_id_mp.find(tmp_oppsite_const_id)==conn_manager.const_id_mp.end())
{
//conn_manager.const_id_mp=
if(conn_manager.ready_num>=max_ready_conn_num)
{
mylog(log_info,"[%s]max_ready_conn_num,cant turn to ready\n",ip_port);
conn_info.state.server_current_state =server_nothing;
return 0;
}
conn_info.prepare();
conn_info.state.server_current_state = server_ready;
conn_info.oppsite_const_id=tmp_oppsite_const_id;
conn_manager.ready_num++;
conn_manager.const_id_mp[tmp_oppsite_const_id]=&conn_info;
//conn_info.last_state_time=get_current_time(); //dont change this!!!!!!!!!!!!!!!!!!!!!!!!!
//conn_manager.current_ready_ip=ip;
//conn_manager.current_ready_port=port;
//my_id=conn_info.my_id;
//oppsite_id=conn_info.oppsite_id;
conn_info.last_hb_recv_time = get_current_time();
conn_info.last_hb_sent_time = conn_info.last_hb_recv_time;//=get_current_time()
send_safer(conn_info, (char *) "h", 1); /////////////send
mylog(log_info, "[%s]changed state to server_ready\n",ip_port);
conn_info.anti_replay->re_init();
//g_conn_info=conn_info;
int new_timer_fd;
set_timer_server(epollfd, new_timer_fd);
conn_info.timer_fd=new_timer_fd;
conn_manager.timer_fd_mp[new_timer_fd] = &conn_info;//pack_u64(ip,port);
//timer_fd_mp[new_timer_fd]
/*
if(oppsite_const_id!=0&&tmp_oppsite_const_id!=oppsite_const_id) //TODO MOVE TO READY
{
mylog(log_info,"cleared all conv bc of const id doesnt match\n");
conv_manager.clear();
}*/
//oppsite_const_id=tmp_oppsite_const_id;
}
else
{
conn_info_t &ori_conn_info=*conn_manager.const_id_mp[tmp_oppsite_const_id];
if(ori_conn_info.state.server_current_state==server_ready)
{
if(conn_info.last_state_time<ori_conn_info.last_state_time)
{
mylog(log_info,"[%s]conn_info.last_state_time<ori_conn_info.last_state_time. ignored new handshake\n",ip_port);
conn_info.state.server_current_state=server_nothing;
conn_info.oppsite_const_id=0;
return 0;
}
if(!conn_manager.exist(ori_conn_info.raw_info.recv_info.src_ip,ori_conn_info.raw_info.recv_info.src_port))//TODO remove this
{
mylog(log_fatal,"[%s]this shouldnt happen\n",ip_port);
myexit(-1);
}
if(!conn_manager.exist(conn_info.raw_info.recv_info.src_ip,conn_info.raw_info.recv_info.src_port))//TODO remove this
{
mylog(log_fatal,"[%s]this shouldnt happen2\n",ip_port);
myexit(-1);
}
conn_info_t *&p_ori=conn_manager.find_insert_p(ori_conn_info.raw_info.recv_info.src_ip,ori_conn_info.raw_info.recv_info.src_port);
conn_info_t *&p=conn_manager.find_insert_p(conn_info.raw_info.recv_info.src_ip,conn_info.raw_info.recv_info.src_port);
conn_info_t *tmp=p;
p=p_ori;
p_ori=tmp;
mylog(log_info,"[%s]grabbed a connection\n",ip_port);
//ori_conn_info.state.server_current_state=server_ready;
ori_conn_info.raw_info=conn_info.raw_info;
ori_conn_info.last_state_time=conn_info.last_state_time;
ori_conn_info.last_hb_recv_time=conn_info.last_hb_recv_time;
ori_conn_info.last_hb_sent_time=conn_info.last_hb_sent_time;
ori_conn_info.my_id=conn_info.my_id;
ori_conn_info.oppsite_id=conn_info.oppsite_id;
send_safer(ori_conn_info, (char *) "h", 1);
ori_conn_info.anti_replay->re_init();
conn_info.state.server_current_state=server_nothing;
conn_info.oppsite_const_id=0;
}
else
{
mylog(log_fatal,"[%s]this should never happen\n",ip_port);
myexit(-1);
}
}
} }
return 0; return 0;