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Loop around calling "passwd" to get a second chance to change the password

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Needs Term::UI which is part of Debian's perl-modules package, hence
no new (build-) dependencies needed.
This commit is contained in:
Axel Beckert
2013-08-24 00:43:09 +02:00
parent 3b806d9f25
commit f1c7c6e11c
2 changed files with 15 additions and 1 deletions
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14
bin/xen-create-image
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@@ -798,6 +798,8 @@ use Data::Dumper;
use Data::Validate::URI qw/ is_uri /; use Data::Validate::URI qw/ is_uri /;
use Data::Validate::IP qw/ is_ipv4 /; use Data::Validate::IP qw/ is_ipv4 /;
use Data::Validate::Domain qw/ is_hostname /; use Data::Validate::Domain qw/ is_hostname /;
use Term::UI;
use Term::ReadLine;
use Xen::Tools::Common; use Xen::Tools::Common;
@@ -3927,7 +3929,17 @@ sub setupRootPassword
{ {
if ( -x $MOUNT_POINT . "/usr/bin/passwd" ) if ( -x $MOUNT_POINT . "/usr/bin/passwd" )
{ {
system("chroot $MOUNT_POINT /usr/bin/passwd"); my $tryagain = 1;
my $term = Term::ReadLine->new('Password change failed');
while ($tryagain) {
my $rc = system("chroot $MOUNT_POINT /usr/bin/passwd");
if ($rc >> 8) {
$tryagain = $term->ask_yn(
prompt => 'Do you want to try to change the password again??',
default => 'y',
);
}
}
} }
else else
{ {

2
debian/changelog vendored
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@@ -4,6 +4,8 @@ xen-tools (4.4~dev-1) UNRELEASED; urgency=low
* Do not run "passwd" via runCommand as that one captures STDOUT for * Do not run "passwd" via runCommand as that one captures STDOUT for
logging. Makes --passwd usable again. Thanks to Christan Herzog for logging. Makes --passwd usable again. Thanks to Christan Herzog for
the bug report. the bug report.
* Loop around calling "passwd" to get a second chance to change the
password. Needs Term::UI (part of perl-modules, no new dependencies)
-- Axel Beckert <abe@debian.org> Fri, 23 Aug 2013 21:13:07 +0200 -- Axel Beckert <abe@debian.org> Fri, 23 Aug 2013 21:13:07 +0200