mirror of https://github.com/trapexit/mergerfs.git
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
79 lines
1.7 KiB
79 lines
1.7 KiB
/*
|
|
Copyright (c) 2016, Antonio SJ Musumeci <trapexit@spawn.link>
|
|
|
|
Permission to use, copy, modify, and/or distribute this software for any
|
|
purpose with or without fee is hereby granted, provided that the above
|
|
copyright notice and this permission notice appear in all copies.
|
|
|
|
THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
|
|
WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
|
|
MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
|
|
ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
|
|
WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
|
|
ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
|
|
OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
|
|
*/
|
|
|
|
#include <unistd.h>
|
|
#include <sys/types.h>
|
|
#include <sys/stat.h>
|
|
#include <sys/time.h>
|
|
#include <sys/resource.h>
|
|
|
|
namespace resources
|
|
{
|
|
int
|
|
reset_umask(void)
|
|
{
|
|
umask(0);
|
|
return 0;
|
|
}
|
|
|
|
int
|
|
maxout_rlimit(const int resource)
|
|
{
|
|
int rv;
|
|
struct rlimit rlim;
|
|
|
|
rlim.rlim_cur = RLIM_INFINITY;
|
|
rlim.rlim_max = RLIM_INFINITY;
|
|
rv = ::setrlimit(resource,&rlim);
|
|
if(rv == 0)
|
|
return 0;
|
|
|
|
rv = ::getrlimit(resource,&rlim);
|
|
if(rv == -1)
|
|
return -1;
|
|
|
|
rv = 0;
|
|
rlim.rlim_cur = rlim.rlim_max;
|
|
while(rv == 0)
|
|
{
|
|
rv = ::setrlimit(resource,&rlim);
|
|
rlim.rlim_max *= 2;
|
|
rlim.rlim_cur = rlim.rlim_max;
|
|
}
|
|
|
|
return rv;
|
|
}
|
|
|
|
int
|
|
maxout_rlimit_nofile(void)
|
|
{
|
|
return maxout_rlimit(RLIMIT_NOFILE);
|
|
}
|
|
|
|
int
|
|
maxout_rlimit_fsize(void)
|
|
{
|
|
return maxout_rlimit(RLIMIT_FSIZE);
|
|
}
|
|
|
|
int
|
|
setpriority(const int prio)
|
|
{
|
|
const int SELF = 0;
|
|
|
|
return ::setpriority(PRIO_PROCESS,SELF,prio);
|
|
}
|
|
}
|