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When displaying security credential information show also process umask.

Browse Source 
Submitted by:	Dmitry Banschikov <me ubique spb ru>
Discussed with:	rwatson
MFC after:	2 weeks
This commit is contained in:
Mikolaj Golub 2012-02-26 14:27:34 +00:00
parent 6ce13747dc
commit c077ef009e
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=232182
1 changed files with 29 additions and 3 deletions
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32
usr.bin/procstat/procstat_cred.c
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@ -38,6 +38,8 @@
#include "procstat.h"
static const char *get_umask(struct kinfo_proc *kipp);
void
procstat_cred(struct kinfo_proc *kipp)
{
@ -48,9 +50,9 @@ procstat_cred(struct kinfo_proc *kipp)
gid_t *groups = NULL;
if (!hflag)
printf("%5s %-16s %5s %5s %5s %5s %5s %5s %5s %-15s\n", "PID",
"COMM", "EUID", "RUID", "SVUID", "EGID", "RGID", "SVGID",
"FLAGS", "GROUPS");
printf("%5s %-16s %5s %5s %5s %5s %5s %5s %5s %5s %-15s\n",
"PID", "COMM", "EUID", "RUID", "SVUID", "EGID", "RGID",
"SVGID", "UMASK", "FLAGS", "GROUPS");
printf("%5d ", kipp->ki_pid);
printf("%-16s ", kipp->ki_comm);
@ -60,6 +62,7 @@ procstat_cred(struct kinfo_proc *kipp)
printf("%5d ", kipp->ki_groups[0]);
printf("%5d ", kipp->ki_rgid);
printf("%5d ", kipp->ki_svgid);
printf("%5s ", get_umask(kipp));
printf("%s", kipp->ki_cr_flags & CRED_FLAG_CAPMODE ? "C" : "-");
printf(" ");
@ -98,3 +101,26 @@ procstat_cred(struct kinfo_proc *kipp)
printf("\n");
}
static const char *
get_umask(struct kinfo_proc *kipp)
{
int error;
int mib[4];
size_t len;
u_short fd_cmask;
static char umask[4];
mib[0] = CTL_KERN;
mib[1] = KERN_PROC;
mib[2] = KERN_PROC_UMASK;
mib[3] = kipp->ki_pid;
len = sizeof(fd_cmask);
error = sysctl(mib, 4, &fd_cmask, &len, NULL, 0);
if (error == 0) {
snprintf(umask, 4, "%03o", fd_cmask);
return (umask);
} else {
return ("-");
}
}