Viewing file:  save_group.cgi (4.54 KB) -rwxr-xr-x
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#!/usr/bin/perl
# save_group.cgi
# Update a webmin group on all servers
require './cluster-webmin-lib.pl';
&ReadParse();
&ui_print_header(undef, $text{'group_title2'}, "");
print "<b>",&text('group_doing2', $in{'old'}),"</b><p>\n";
@allhosts = &list_webmin_hosts();
foreach $h (@allhosts) {
foreach $ug (@{$h->{'users'}}, @{$h->{'groups'}}) {
$taken{$ug->{'name'}}++;
}
}
# Validate inputs
$in{'name'} =~ /^[A-z0-9\-\_\.\@]+$/ ||
&error(&text('group_ename', $in{'name'}));
$in{'name'} ne $in{'old'} && $taken{$in{'name'}} &&
&error(&text('group_etaken', $in{'name'}));
# Setup error handler for down hosts
sub group_error
{
$group_error_msg = join("", @_);
}
&remote_error_setup(\&group_error);
# Update the group on all servers that have it
foreach $h (@allhosts) {
foreach $g (@{$h->{'groups'}}) {
if ($g->{'name'} eq $in{'old'}) {
push(@hosts, $h);
last;
}
}
}
@servers = &list_servers();
$p = 0;
foreach $h (@hosts) {
local ($s) = grep { $_->{'id'} == $h->{'id'} } @servers;
local ($rh = "READ$p", $wh = "WRITE$p");
pipe($rh, $wh);
if (!fork()) {
close($rh);
&remote_foreign_require($s->{'host'}, "acl", "acl-lib.pl");
if ($group_error_msg) {
# Host is down
print $wh &serialise_variable([ 0, $group_error_msg ]);
exit;
}
# Update the user
($edgrp) = grep { $_->{'name'} eq $in{'old'} } @{$h->{'groups'}};
$edgrp->{'name'} = $in{'name'};
# Work out which modules the group has
local @selmods = ( split(/\0/, $in{'mods1'}),
split(/\0/, $in{'mods2'}),
split(/\0/, $in{'mods3'}) );
local @mods = @{$edgrp->{'modules'}};
if ($in{'mods_def'} == 2) {
@mods = @selmods;
}
elsif ($in{'mods_def'} == 3) {
@mods = &unique(@mods, @selmods);
}
elsif ($in{'mods_def'} == 0) {
@mods = grep { &indexof($_, @selmods) < 0 } @mods;
}
# Update old and new parent groups
foreach $g (@{$h->{'groups'}}) {
if (&indexof($in{'old'}, @{$g->{'members'}}) >= 0) {
$oldgroup = $g;
}
}
if ($in{'group_def'}) {
$group = $oldgroup;
}
else {
($group) = grep { $_->{'name'} eq $in{'group'} }
@{$h->{'groups'}};
if (!$group && $in{'group'}) {
print $wh &serialise_variable(
[ 0, $text{'group_egroup'} ]);
exit;
}
}
if (($group ? $group->{'name'} : '') ne
($oldgroup ? $oldgroup->{'name'} : '')) {
# Parent group has changed - update the member lists
if ($oldgroup) {
$oldgroup->{'members'} =
[ grep { $_ ne $in{'old'} }
@{$oldgroup->{'members'}} ];
&remote_foreign_call($s->{'host'}, "acl",
"modify_group", $oldgroup->{'name'}, $oldgroup);
}
if ($group) {
push(@{$group->{'members'}}, $in{'name'});
&remote_foreign_call($s->{'host'}, "acl",
"modify_group", $group->{'name'}, $group);
}
}
if ($oldgroup) {
# Remove modules from the old group
@mods = grep { &indexof($_, @{$oldgroup->{'modules'}}) < 0 }
@mods;
}
@ownmods = ( );
if ($group) {
# Add modules from new group
foreach $m (@mods) {
push(@ownmods, $m)
if (&indexof($m, @{$group->{'modules'}}) < 0);
}
@mods = &unique(@mods, @{$group->{'modules'}});
&remote_foreign_call($s->{'host'}, "acl",
"copy_acl_files", $group->{'name'}, $in{'old'},
[ @{$group->{'modules'}}, "" ]);
}
$edgrp->{'modules'} = \@mods;
$edgrp->{'ownmods'} = \@ownmods;
&remote_foreign_call($s->{'host'}, "acl", "modify_group",
$in{'old'}, $edgrp);
# Recursively update all member users and groups
&remote_foreign_call($s->{'host'}, "acl", "update_members",
$h->{'users'}, $h->{'groups'},
$edgrp->{'modules'}, $edgrp->{'members'});
@freshusers = &remote_foreign_call($s->{'host'}, "acl",
"list_users");
$h->{'users'} = \@freshusers;
@freshgroups = &remote_foreign_call($s->{'host'}, "acl",
"list_groups");
$h->{'groups'} = \@freshgroups;
&save_webmin_host($h);
# Restart the remote webmin
print $wh &serialise_variable([ 1 ]);
&remote_foreign_call($s->{'host'}, "acl", "restart_miniserv");
exit;
}
close($wh);
$p++;
}
# Read back the results
$p = 0;
foreach $h (@hosts) {
local ($s) = grep { $_->{'id'} == $h->{'id'} } @servers;
local $d = &server_name($s);
local $rh = "READ$p";
local $line = <$rh>;
local $rv = &unserialise_variable($line);
close($rh);
if ($rv && $rv->[0] == 1) {
# It worked
print &text('group_success2', $d),"<br>\n";
}
else {
# Something went wrong
print &text('group_failed2', $d, $rv->[1]),"<br>\n";
}
$p++;
}
print "<p><b>$text{'group_done'}</b><p>\n";
&remote_finished();
&ui_print_footer("", $text{'index_return'});
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