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disabled force socket buf size by default

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wangyu-
2017-09-04 03:21:34 -05:00
parent c8113ccb06
commit 934a65e7bf
4 changed files with 66 additions and 20 deletions
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37
common.cpp
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@@ -15,6 +15,7 @@ int about_to_exit=0;
raw_mode_t raw_mode=mode_faketcp;
unordered_map<int, const char*> raw_mode_tostring = {{mode_faketcp, "faketcp"}, {mode_udp, "udp"}, {mode_icmp, "icmp"}};
int socket_buf_size=1024*1024;
int force_socket_buf=0;
static int random_number_fd=-1;
string iptables_pattern="";
@@ -328,16 +329,32 @@ unsigned short csum(const unsigned short *ptr,int nbytes) {//works both for big
int set_buf_size(int fd)
{
if(setsockopt(fd, SOL_SOCKET, SO_SNDBUFFORCE, &socket_buf_size, sizeof(socket_buf_size))<0)
{
mylog(log_fatal,"SO_SNDBUFFORCE fail socket_buf_size=%d errno=%s\n",socket_buf_size,strerror(errno));
myexit(1);
}
if(setsockopt(fd, SOL_SOCKET, SO_RCVBUFFORCE, &socket_buf_size, sizeof(socket_buf_size))<0)
{
mylog(log_fatal,"SO_RCVBUFFORCE fail socket_buf_size=%d errno=%s\n",socket_buf_size,strerror(errno));
myexit(1);
}
if(force_socket_buf)
{
if(setsockopt(fd, SOL_SOCKET, SO_SNDBUFFORCE, &socket_buf_size, sizeof(socket_buf_size))<0)
{
mylog(log_fatal,"SO_SNDBUFFORCE fail socket_buf_size=%d errno=%s\n",socket_buf_size,strerror(errno));
myexit(1);
}
if(setsockopt(fd, SOL_SOCKET, SO_RCVBUFFORCE, &socket_buf_size, sizeof(socket_buf_size))<0)
{
mylog(log_fatal,"SO_RCVBUFFORCE fail socket_buf_size=%d errno=%s\n",socket_buf_size,strerror(errno));
myexit(1);
}
}
else
{
if(setsockopt(fd, SOL_SOCKET, SO_SNDBUF, &socket_buf_size, sizeof(socket_buf_size))<0)
{
mylog(log_fatal,"SO_SNDBUF fail socket_buf_size=%d errno=%s\n",socket_buf_size,strerror(errno));
myexit(1);
}
if(setsockopt(fd, SOL_SOCKET, SO_RCVBUF, &socket_buf_size, sizeof(socket_buf_size))<0)
{
mylog(log_fatal,"SO_RCVBUF fail socket_buf_size=%d errno=%s\n",socket_buf_size,strerror(errno));
myexit(1);
}
}
return 0;
}