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enable TCP keepalived

master
tiptorrent development team 2021-09-18 21:25:30 +02:00
parent 5c8ec91711
commit e365ceb024
1 changed files with 12 additions and 0 deletions
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12
src/main.c
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@ -24,6 +24,7 @@
#include <sys/time.h>
#include <limits.h>
#include <syslog.h>
#include <netinet/tcp.h>
#define TIP_TORRENT_PORT 9999
@ -325,8 +326,14 @@ static void tip_client_connect_cb(struct ev_loop *loop, struct ev_io *io, int ev
ev_io_start(tip_main_loop, &cli->io);
}
#define TIP_TCP_KEEPALIVE_IDLE 60
#define TIP_TCP_KEEPALIVE_INTL 30
#define TIP_TCP_KEEPALIVE_CNT 4
static int tip_client_connect(const char *addr)
{
int intl = TIP_TCP_KEEPALIVE_INTL, cnt = TIP_TCP_KEEPALIVE_CNT;
int on = 1, idle = TIP_TCP_KEEPALIVE_IDLE;
struct tip_client *cli = &_cli;
int remote_fd;
int flags;
@ -337,6 +344,11 @@ static int tip_client_connect(const char *addr)
if (remote_fd < 0)
return -1;
setsockopt(remote_fd, SOL_SOCKET, SO_KEEPALIVE, &on, sizeof(int));
setsockopt(remote_fd, IPPROTO_TCP, TCP_KEEPIDLE, &idle, sizeof(int));
setsockopt(remote_fd, IPPROTO_TCP, TCP_KEEPINTVL, &intl, sizeof(int));
setsockopt(remote_fd, IPPROTO_TCP, TCP_KEEPCNT, &cnt, sizeof(int));
flags = fcntl(remote_fd, F_GETFL);
flags |= O_NONBLOCK;
ret = fcntl(remote_fd, F_SETFL, flags);