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agent: Keep some permissions of private-keys-v1.d.

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* common/sysutils.c (modestr_to_mode): Re-implement.
(gnupg_chmod): Support keeping of permissions.
--

GnuPG-bug-id: 2312
Signed-off-by: Werner Koch <wk@gnupg.org>
This commit is contained in:
Werner Koch 2020-09-09 20:33:06 +02:00
parent 5b6cfef620
commit 7de9ed521e
No known key found for this signature in database
GPG key ID: E3FDFF218E45B72B
2 changed files with 55 additions and 27 deletions
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16
agent/gpg-agent.c
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@ -2314,10 +2314,20 @@ create_private_keys_directory (const char *home)
fname, strerror (errno) );
else if (!opt.quiet)
log_info (_("directory '%s' created\n"), fname);
if (gnupg_chmod (fname, "-rwx"))
log_error (_("can't set permissions of '%s': %s\n"),
fname, strerror (errno));
}
else
{
/* The file exists or another error. Make sure we have sensible
* permissions. We enforce rwx for user but keep existing group
* permissions. Permissions for other are always cleared. */
if (gnupg_chmod (fname, "-rwx...---"))
log_error (_("can't set permissions of '%s': %s\n"),
fname, strerror (errno));
}
if (gnupg_chmod (fname, "-rwx"))
log_error (_("can't set permissions of '%s': %s\n"),
fname, strerror (errno));
xfree (fname);
}