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		<title>imported&gt;Gamajun: Migrated current public revision from wiki.cs.hse.ru</title>
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		<summary type="html">&lt;p&gt;Migrated current public revision from wiki.cs.hse.ru&lt;/p&gt;
&lt;p&gt;&lt;b&gt;Новая страница&lt;/b&gt;&lt;/p&gt;&lt;div&gt;== Linux seccomp ==&lt;br /&gt;
Ссылки для изучения:&lt;br /&gt;
&lt;br /&gt;
# Рекомендуемая основная презентация (пригодится для выполнения бонусного задания к заданию 3): http://events.linuxfoundation.org/sites/events/files/slides/limiting_kernel_attack_surface_with_seccomp-ContainerCon.eu_2016-Kerrisk.pdf&lt;br /&gt;
# https://eigenstate.org/notes/seccomp&lt;br /&gt;
# Kafel - язык для конструирования политик seccomp (not an official Google product) https://github.com/google/kafel&lt;br /&gt;
&lt;br /&gt;
== Тестовый пример 2 ==&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
  #include &amp;lt;stdio.h&amp;gt;&lt;br /&gt;
  #include &amp;lt;seccomp.h&amp;gt;&lt;br /&gt;
  #include &amp;lt;unistd.h&amp;gt;&lt;br /&gt;
  #include &amp;lt;sys/fcntl.h&amp;gt;&lt;br /&gt;
  #include &amp;lt;errno.h&amp;gt;&lt;br /&gt;
  int main() {&lt;br /&gt;
    pid_t pid;&lt;br /&gt;
    scmp_filter_ctx ctx = seccomp_init(SCMP_ACT_TRAP);&lt;br /&gt;
    seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(read), 0);&lt;br /&gt;
    seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(write), 0);&lt;br /&gt;
    seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(sigreturn), 0);&lt;br /&gt;
    seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(exit_group), 0);&lt;br /&gt;
    printf (&amp;quot;No restrictions yet\n&amp;quot;);&lt;br /&gt;
    seccomp_load(ctx);&lt;br /&gt;
    pid = getpid();&lt;br /&gt;
    printf(&amp;quot;!! YOU SHOULD NOT SEE THIS!! My PID is%d\n&amp;quot;, pid);&lt;br /&gt;
    return 0;&lt;br /&gt;
  }&lt;/div&gt;</summary>
		<author><name>imported&gt;Gamajun</name></author>
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