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add option --dev to bind to a specific interface

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This commit is contained in:
wangyu-
2018-07-18 02:02:30 -05:00
parent 736c3f46b6
commit fef76af3a5
4 changed files with 42 additions and 14 deletions
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23
main.cpp
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@@ -69,14 +69,6 @@ int client_on_timer(conn_info_t &conn_info) //for client. called when a timer is
mylog(log_info,"source_addr is now %s\n",new_addr.get_ip());
if(new_addr.get_type()==AF_INET)
{
send_info.src_ip=new_addr.inner.ipv4.sin_addr.s_addr;
}
else
{
assert(0==1);
}
/*
if(new_ip!=source_ip_uint32)
{
@@ -92,6 +84,15 @@ int client_on_timer(conn_info_t &conn_info) //for client. called when a timer is
new_addr=source_addr;
}
if(new_addr.get_type()==AF_INET)
{
send_info.src_ip=new_addr.inner.ipv4.sin_addr.s_addr;
}
else
{
assert(0==1);
}
if (force_source_port == 0)
{
send_info.src_port = client_bind_to_a_new_port2(bind_fd,new_addr);
@@ -1090,7 +1091,7 @@ int client_event_loop()
if(lower_level_manual)
{
int index;
init_ifindex(if_name,index);
init_ifindex(if_name,raw_send_fd,index);
//init_ifindex(if_name);
memset(&send_info.addr_ll, 0, sizeof(send_info.addr_ll));
send_info.addr_ll.sll_family = AF_PACKET;
@@ -1148,7 +1149,7 @@ int client_event_loop()
//mylog(log_fatal,"--lower-level auto for client hasnt been implemented\n");
int index;
init_ifindex(if_name_string.c_str(),index);
init_ifindex(if_name_string.c_str(),raw_send_fd,index);
memset(&send_info.addr_ll, 0, sizeof(send_info.addr_ll));
send_info.addr_ll.sll_family = AF_PACKET;
@@ -1462,7 +1463,7 @@ int server_event_loop()
{
if(lower_level_manual)
{
init_ifindex(if_name,ifindex);
init_ifindex(if_name,raw_send_fd,ifindex);
mylog(log_info,"we are running at lower-level (manual) mode\n");
}
else