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update_fd_limits: set fd limits for "unlimited" users to 8k

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Relates: #349

Signed-off-by: Nikos Mavrogiannopoulos <n.mavrogiannopoulos@gmail.com>
This commit is contained in:
Nikos Mavrogiannopoulos
2020-12-03 23:42:10 +01:00
parent 051a20dde9
commit 86138698fe
1 changed files with 6 additions and 3 deletions
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9
src/isolate.c
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@@ -37,6 +37,9 @@ void init_fd_limits_default(main_server_st * s)
#endif
}
/* (Maximum clients) + (small buffer) + (sec mod fds) */
#define MAX_FD_LIMIT(clients) (clients + 32 + s->sec_mod_instance_count * 2)
/* Adjusts the file descriptor limits for the main or worker processes
*/
void update_fd_limits(main_server_st * s, unsigned main)
@@ -49,11 +52,11 @@ void update_fd_limits(main_server_st * s, unsigned main)
if (main) {
if (GETCONFIG(s)->max_clients > 0)
// FUTURE: Should this be raises to account for scripts?
max = GETCONFIG(s)->max_clients + 32 + s->sec_mod_instance_count * 2;
max = MAX_FD_LIMIT(GETCONFIG(s)->max_clients);
else
// If the admin doesn't specify max_clients,
// then we are limiting it to around 4K.
max = 4 * 1024;
// then we are limiting it to around 8K.
max = MAX_FD_LIMIT(8 * 1024);
if (max > s->fd_limits_default_set.rlim_cur) {
new_set.rlim_cur = max;