Mercurial > hg > nginx
view src/os/unix/ngx_setaffinity.c @ 7938:dc955d274130
Mail: connections with wrong ALPN protocols are now rejected.
This is a recommended behavior by RFC 7301 and is useful
for mitigation of protocol confusion attacks [1].
For POP3 and IMAP protocols IANA-assigned ALPN IDs are used [2].
For the SMTP protocol "smtp" is used.
[1] https://alpaca-attack.com/
[2] https://www.iana.org/assignments/tls-extensiontype-values/
author | Vladimir Homutov <vl@nginx.com> |
---|---|
date | Wed, 20 Oct 2021 09:45:34 +0300 |
parents | 7296b38f6416 |
children |
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/* * Copyright (C) Nginx, Inc. */ #include <ngx_config.h> #include <ngx_core.h> #if (NGX_HAVE_CPUSET_SETAFFINITY) void ngx_setaffinity(ngx_cpuset_t *cpu_affinity, ngx_log_t *log) { ngx_uint_t i; for (i = 0; i < CPU_SETSIZE; i++) { if (CPU_ISSET(i, cpu_affinity)) { ngx_log_error(NGX_LOG_NOTICE, log, 0, "cpuset_setaffinity(): using cpu #%ui", i); } } if (cpuset_setaffinity(CPU_LEVEL_WHICH, CPU_WHICH_PID, -1, sizeof(cpuset_t), cpu_affinity) == -1) { ngx_log_error(NGX_LOG_ALERT, log, ngx_errno, "cpuset_setaffinity() failed"); } } #elif (NGX_HAVE_SCHED_SETAFFINITY) void ngx_setaffinity(ngx_cpuset_t *cpu_affinity, ngx_log_t *log) { ngx_uint_t i; for (i = 0; i < CPU_SETSIZE; i++) { if (CPU_ISSET(i, cpu_affinity)) { ngx_log_error(NGX_LOG_NOTICE, log, 0, "sched_setaffinity(): using cpu #%ui", i); } } if (sched_setaffinity(0, sizeof(cpu_set_t), cpu_affinity) == -1) { ngx_log_error(NGX_LOG_ALERT, log, ngx_errno, "sched_setaffinity() failed"); } } #endif