Mercurial > hg > nginx
comparison src/os/win32/ngx_process_cycle.c @ 6649:09c918460cc6
Win32: added per-thread random seeding.
The change in b91bcba29351 was not enough to fix random() seeding.
On Windows, the srand() seeds the PRNG only in the current thread,
and worse, is not inherited from the calling thread. Due to this,
worker threads were not properly seeded.
Reported by Marc Bevand.
| author | Ruslan Ermilov <ru@nginx.com> |
|---|---|
| date | Thu, 04 Aug 2016 01:15:41 +0300 |
| parents | 7640d6c213e1 |
| children | 7d4e33092e2a |
comparison
equal
deleted
inserted
replaced
| 6648:d43ee392e825 | 6649:09c918460cc6 |
|---|---|
| 762 ngx_worker_thread(void *data) | 762 ngx_worker_thread(void *data) |
| 763 { | 763 { |
| 764 ngx_int_t n; | 764 ngx_int_t n; |
| 765 ngx_cycle_t *cycle; | 765 ngx_cycle_t *cycle; |
| 766 | 766 |
| 767 srand((ngx_pid << 16) ^ (unsigned) ngx_time()); | |
| 768 | |
| 767 cycle = (ngx_cycle_t *) ngx_cycle; | 769 cycle = (ngx_cycle_t *) ngx_cycle; |
| 768 | 770 |
| 769 for (n = 0; cycle->modules[n]; n++) { | 771 for (n = 0; cycle->modules[n]; n++) { |
| 770 if (cycle->modules[n]->init_process) { | 772 if (cycle->modules[n]->init_process) { |
| 771 if (cycle->modules[n]->init_process(cycle) == NGX_ERROR) { | 773 if (cycle->modules[n]->init_process(cycle) == NGX_ERROR) { |