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Add keepalive feature for remote connections

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Chion Tang
2015-12-22 14:07:04 +08:00
parent f3117e24af
commit 333c47a42a
1 changed files with 10 additions and 0 deletions
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src/redir.c
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@@ -605,6 +605,16 @@ static void accept_cb(EV_P_ ev_io *w, int revents)
setsockopt(remotefd, SOL_SOCKET, SO_NOSIGPIPE, &opt, sizeof(opt));
#endif
//Enable TCP keepalive feature
int keepAlive = 1;
int keepIdle = 40;
int keepInterval = 20;
int keepCount = 5;
setsockopt(remotefd, SOL_SOCKET, SO_KEEPALIVE, (void*)&keepAlive, sizeof(keepAlive));
setsockopt(remotefd, SOL_TCP, TCP_KEEPIDLE, (void*)&keepIdle, sizeof(keepIdle));
setsockopt(remotefd, SOL_TCP, TCP_KEEPINTVL, (void*)&keepInterval, sizeof(keepInterval));
setsockopt(remotefd, SOL_TCP, TCP_KEEPCNT, (void*)&keepCount, sizeof(keepCount));
// Setup
setnonblocking(remotefd);