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/*
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* Copyright 2011-2014 Con Kolivas
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the Free
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* Software Foundation; either version 3 of the License, or (at your option)
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* any later version. See COPYING for more details.
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*/
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#include "config.h"
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <netinet/in.h>
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#include <netinet/tcp.h>
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#include "ckpool.h"
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#include "libckpool.h"
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void keep_sockalive(int fd)
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{
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const int tcp_one = 1;
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const int tcp_keepidle = 45;
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const int tcp_keepintvl = 30;
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int flags = fcntl(fd, F_GETFL, 0);
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fcntl(fd, F_SETFL, O_NONBLOCK | flags);
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setsockopt(fd, SOL_SOCKET, SO_KEEPALIVE, (const void *)&tcp_one, sizeof(tcp_one));
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setsockopt(fd, SOL_TCP, TCP_NODELAY, (const void *)&tcp_one, sizeof(tcp_one));
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setsockopt(fd, SOL_TCP, TCP_KEEPCNT, &tcp_one, sizeof(tcp_one));
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setsockopt(fd, SOL_TCP, TCP_KEEPIDLE, &tcp_keepidle, sizeof(tcp_keepidle));
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setsockopt(fd, SOL_TCP, TCP_KEEPINTVL, &tcp_keepintvl, sizeof(tcp_keepintvl));
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}
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