misc/adsb-tools
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Set TCP_USERTIMEOUT even on send sockets, to detect stuck processes on the other end.

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This commit is contained in:
Ian Gulliver
2016-03-02 22:07:48 -08:00
parent 10ba451458
commit eaf213f3c0
1 changed files with 4 additions and 6 deletions
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10
adsbus/socket.c
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@@ -29,6 +29,9 @@ void socket_ready(int fd) {
assert(!setsockopt(fd, IPPROTO_TCP, TCP_KEEPINTVL, &optval, sizeof(optval))); assert(!setsockopt(fd, IPPROTO_TCP, TCP_KEEPINTVL, &optval, sizeof(optval)));
optval = 3; optval = 3;
assert(!setsockopt(fd, IPPROTO_TCP, TCP_KEEPCNT, &optval, sizeof(optval))); assert(!setsockopt(fd, IPPROTO_TCP, TCP_KEEPCNT, &optval, sizeof(optval)));
optval = 60000; // 60s
assert(!setsockopt(fd, IPPROTO_TCP, TCP_USER_TIMEOUT, &optval, sizeof(optval)));
} }
void socket_ready_send(int fd) { void socket_ready_send(int fd) {
@@ -40,12 +43,7 @@ void socket_ready_send(int fd) {
assert(res == 0); assert(res == 0);
optval = 128; // Lowest value that the kernel will accept optval = 128; // Lowest value that the kernel will accept
res = setsockopt(fd, IPPROTO_TCP, TCP_WINDOW_CLAMP, &optval, sizeof(optval)); assert(!setsockopt(fd, IPPROTO_TCP, TCP_WINDOW_CLAMP, &optval, sizeof(optval)));
assert(res == 0);
optval = 60000; // 60s
res = setsockopt(fd, IPPROTO_TCP, TCP_USER_TIMEOUT, &optval, sizeof(optval));
assert(res == 0);
} }
void socket_connected_send(int fd) { void socket_connected_send(int fd) {