| 1 | // Unix ulimit handling via getrlimit/setrlimit. |
| 2 | //go:build darwin || linux || netbsd || openbsd |
| 3 | |
| 4 | package util |
| 5 | |
| 6 | import ( |
| 7 | unix "golang.org/x/sys/unix" |
| 8 | ) |
| 9 | |
| 10 | func init() { |
| 11 | supportsFDManagement = true |
| 12 | getLimit = unixGetLimit |
| 13 | setLimit = unixSetLimit |
| 14 | } |
| 15 | |
| 16 | func unixGetLimit() (uint64, uint64, error) { |
| 17 | rlimit := unix.Rlimit{} |
| 18 | err := unix.Getrlimit(unix.RLIMIT_NOFILE, &rlimit) |
| 19 | return rlimit.Cur, rlimit.Max, err |
| 20 | } |
| 21 | |
| 22 | func unixSetLimit(soft uint64, max uint64) error { |
| 23 | rlimit := unix.Rlimit{ |
| 24 | Cur: soft, |
| 25 | Max: max, |
| 26 | } |
| 27 | return unix.Setrlimit(unix.RLIMIT_NOFILE, &rlimit) |
| 28 | } |