'passwd' does not enable password in /etc/passwd ':x:'
Denys Vlasenko
vda.linux at googlemail.com
Mon Apr 4 22:19:25 UTC 2011
On Sunday 03 April 2011 23:25, Tito wrote:
> On Saturday 02 April 2011 23:06:11 Tomasz Czapiewski wrote:
> > I've encountered problem that BusyBox 1.18.4 'passwd' module does
> > create/update passwords in /etc/shadow file but does not put 'x' in
> > /etc/passwd after login name to be able to login using this password if
> > there was no password before ('login::..').
> >
> > 'passwd' command on Debian or Ubuntu does handle it this way that does not
> > update /etc/shadow but writes encrypted password into /etc/passwd in such
> > case, althrough IMO it's not good either when the /etc/shadow file exists.
> >
> > Regards,
> > Tomasz Czapiewski
>
> Hi,
> could you please test this patch.
> It is only compile tested but should fix the problem you report.
>
> -----------------------------------------------------------------------------------------------------------------------------------------------
>
> Signed-off by: Tito Ragusa <farmatito at tiscali.it>
>
> --- loginutils/passwd.c.orig 2011-04-03 22:58:24.000000000 +0200
> +++ loginutils/passwd.c 2011-04-03 23:18:32.000000000 +0200
> @@ -201,7 +201,12 @@
> #if ENABLE_FEATURE_SHADOWPASSWDS
> filename = bb_path_shadow_file;
> rc = update_passwd(bb_path_shadow_file, name, newp, NULL);
> - if (rc == 0) /* no lines updated, no errors detected */
> + if (rc == 1) {
> + /* a password in /etc/shadow was updated */
> + //newp = xstrdup("x");
> + newp = (char*)"x";
> + }
> + if (rc >= 0) /* 0 = /etc/shadow missing (not an error), 1 = passwd changed in /etc/shadow */
> #endif
> {
> filename = bb_path_passwd_file;
> ------------------------------------------------------------------------------------------------------------------------------------------------
Applied, thanks.
--
vda
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