misc/adsb-tools
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Set TCP_USERTIMEOUT even on send sockets, to detect stuck processes on the other end.

Browse Source
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
Download Patch File Download Diff File Expand all files Collapse all files

10
adsbus/socket.c
View File

@@ -29,6 +29,9 @@ void socket_ready(int fd) {
assert(!setsockopt(fd, IPPROTO_TCP, TCP_KEEPINTVL, &optval, sizeof(optval)));
optval = 3;
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) {
@@ -40,12 +43,7 @@ void socket_ready_send(int fd) {
assert(res == 0);
optval = 128; // Lowest value that the kernel will accept
res = 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);
assert(!setsockopt(fd, IPPROTO_TCP, TCP_WINDOW_CLAMP, &optval, sizeof(optval)));
}
void socket_connected_send(int fd) {