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Merge pull request #487 from Chion82/master

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Enable TCP keep-alive feature for remote connections
This commit is contained in:
Max Lv
2016-03-11 12:05:48 +08:00
parent 2001c5fe71 9b76359f8f
commit 8539acd28f
1 changed files with 10 additions and 0 deletions
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src/redir.c
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@@ -607,6 +607,16 @@ 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);