Viewing file:  delete_mod.cgi (4.17 KB) -rwxr-xr-x
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#!/usr/bin/perl
# delete_mod.cgi
# Delete a module from one or all servers, after asking for confirmation
require './cluster-webmin-lib.pl';
&ReadParse();
@servers = &list_servers();
@hosts = &list_webmin_hosts();
if ($in{'server'} < 0) {
# Find servers that have the module or theme
foreach $h (@hosts) {
foreach $m (@{$h->{'modules'}}, @{$h->{'themes'}}) {
if ($m->{'dir'} eq $in{'mod'}) {
local ($s) = grep { $_->{'id'} == $h->{'id'} }
@servers;
push(@got, $s);
$gotmap{$s} = $h;
$best = $s if (!$s->{'id'});
last;
}
}
}
$s = $best ? $best : $got[0];
}
else {
($s) = grep { $_->{'id'} == $in{'server'} } @servers;
($h) = grep { $_->{'id'} == $in{'server'} } @hosts;
@got = ( $s );
$gotmap{$s} = $h;
}
$h = $gotmap{$s};
foreach $m ($in{'type'} eq 'mod' ? @{$h->{'modules'}} : @{$h->{'themes'}}) {
$info = $m if ($m->{'dir'} eq $in{'mod'});
}
# Setup error handler for down hosts
sub del_error
{
$del_error_msg = join("", @_);
}
&remote_error_setup(\&del_error);
&remote_foreign_require($s->{'host'}, "webmin", "webmin-lib.pl");
&ui_print_header(undef, $text{'delete_title'}, "");
if ($in{'sure'}) {
# do the deletion in separate processes
print "<br><b>",&text("delete_header_$in{'type'}",
$info->{'desc'}),"</b><p>\n";
$p = 0;
foreach $g (@got) {
local ($rh = "READ$p", $wh = "WRITE$p");
pipe($rh, $wh);
if (!fork()) {
close($rh);
local $h = $gotmap{$g};
# Check for any dependencies on this host
foreach $m (@{$h->{'modules'}}) {
foreach $d (split(/\s+/, $m->{'depends'})) {
push(@{$ondeps{$d}}, $m);
}
}
if ($ondeps{$in{'mod'}}) {
print $wh &serialise_variable([ 0, &text('delete_edepends', join(", ", map { $_->{'desc'} } @{$ondeps{$in{'mod'}}})) ]);
exit;
}
# Delete the module
&remote_foreign_require($g->{'host'}, "webmin",
"webmin-lib.pl") if ($s ne $g);
&remote_foreign_require($g->{'host'}, "acl",
"acl-lib.pl");
local $desc = &remote_foreign_call($g->{'host'},
"webmin", "delete_webmin_module", $in{'mod'},
$in{'acls'});
if ($del_error_msg) {
print $wh &serialise_variable([ 0, $del_error_msg ]);
}
elsif ($desc) {
print $wh &serialise_variable([ 1, $desc ]);
}
else {
print $wh &serialise_variable([ 0, $text{'delete_egone'} ]);
}
# Re-request all users and groups from the server
local @newmods = grep { $_->{'dir'} ne $in{'mod'} }
@{$h->{'modules'}};
local @newthemes = grep { $_->{'dir'} ne $in{'mod'} }
@{$h->{'themes'}};
$h->{'modules'} = \@newmods;
$h->{'themes'} = \@newthemes;
$h->{'users'} = [ &remote_foreign_call($g->{'host'},
"acl", "list_users") ];
$h->{'groups'} = [ &remote_foreign_call($g->{'host'},
"acl", "list_groups") ];
&save_webmin_host($h);
close($wh);
exit;
}
close($wh);
$p++;
}
# Read back the results
$p = 0;
foreach $g (@got) {
local $rh = "READ$p";
local $line = <$rh>;
local $rv = &unserialise_variable($line);
close($rh);
local $d = &server_name($g);
if (!$rv->[0]) {
print &text('delete_error', $d, $rv->[1]),"<br>\n";
}
else {
print &text('delete_success', $d, $rv->[1]),"<br>\n";
}
$p++;
}
print "<p><b>$text{'delete_done'}</b><p>\n";
}
else {
# Ask if the user is sure..
$rroot = &remote_eval($s->{'host'}, "webmin", '$root_directory');
$sz = &remote_foreign_call($s->{'host'}, "webmin", "disk_usage_kb",
"$rroot/$in{'mod'}");
print "<center>\n";
if ($in{'server'} < 0) {
print &text("delete_rusure_$in{'type'}",
"<b>$info->{'desc'}</b>", $sz),"<p>\n";
}
else {
print &text("delete_rusure2_$in{'type'}",
"<b>$info->{'desc'}</b>", $sz, &server_name($s)),"<p>\n";
}
print "<form action=delete_mod.cgi>\n";
print "<input type=hidden name=mod value=\"$in{'mod'}\">\n";
print "<input type=hidden name=type value=\"$in{'type'}\">\n";
print "<input type=hidden name=server value=\"$in{'server'}\">\n";
print "<input type=hidden name=sure value=1>\n";
print "<input type=submit value=\"$text{'delete_ok'}\"><br>\n";
print "<input type=checkbox name=acls value=1> $text{'delete_acls'}\n";
print "</center></form>\n";
}
&remote_finished();
&ui_print_footer("", $text{'index_return'});
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