PAL.C.T MINI SHELL
#!/usr/bin/perl
# Do a scheduled virtual server backup
package virtual_server;
$main::no_acl_check++;
require './virtual-server-lib.pl';
$host = &get_system_hostname();
if (&foreign_check("mailboxes")) {
&foreign_require("mailboxes", "mailboxes-lib.pl");
$has_mailboxes++;
}
# Get the schedule being used
$id = 1;
$backup_debug = 0;
while(@ARGV > 0) {
local $a = shift(@ARGV);
if ($a eq "--id") {
$id = shift(@ARGV);
$id || &usage("Missing backup schedule ID");
}
elsif ($a eq "--debug") {
$backup_debug = 1;
}
elsif ($a eq "--force-email") {
$force_email = 1;
}
else {
&usage("Unknown parameter $a");
}
}
($sched) = grep { $_->{'id'} == $id } &list_scheduled_backups();
$sched || &usage("No scheduled backup with ID $id exists");
&start_running_backup($sched);
# Work out what will be backed up
if ($sched->{'all'} == 1) {
# All domains
@doms = &list_domains();
}
elsif ($sched->{'all'} == 2) {
# All except some domains
%exc = map { $_, 1 } split(/\s+/, $sched->{'doms'});
@doms = grep { !$exc{$_->{'id'}} } &list_domains();
if ($sched->{'parent'}) {
@doms = grep { !$_->{'parent'} || !$ext{$_->{'parent'}} } @doms;
}
}
else {
# Selected domains
foreach $d (split(/\s+/, $sched->{'doms'})) {
local $dinfo = &get_domain($d);
if ($dinfo) {
push(@doms, $dinfo);
if (!$dinfo->{'parent'} && $sched->{'parent'}) {
push(@doms, &get_domain_by("parent", $d));
}
}
}
@doms = grep { !$donedom{$_->{'id'}}++ } @doms;
}
# Limit to those on some plan, if given
if ($sched->{'plan'}) {
%plandoms = map { $_->{'id'}, 1 }
grep { &indexof($_->{'plan'}, split(/\s+/, $sched->{'plan'})) >= 0 }
@doms;
@doms = grep { $plandoms{$_->{'id'}} ||
$plandoms{$_->{'parent'}} } @doms;
}
# Work out who the schedule is being run for
if ($sched->{'owner'}) {
$asd = &get_domain($sched->{'owner'});
$owner = $asd ? $asd->{'user'} : $sched->{'owner'};
local %access = &get_module_acl($owner);
$cbmode = &can_backup_domain(); # Uses %access override
@doms = grep { &can_backup_domain($_) } @doms;
}
else {
# Master admin
$cbmode = 1;
}
# Get the backup key
if ($sched->{'key'} && defined(&get_backup_key)) {
$key = &get_backup_key($sched->{'key'});
}
# Work out features and options
if ($sched->{'feature_all'}) {
@do_features = ( &get_available_backup_features(),
&list_backup_plugins() );
}
else {
@do_features = split(/\s+/, $sched->{'features'});
}
foreach $f (@do_features) {
$options{$f} = { map { split(/=/, $_) }
split(/,/, $sched->{'backup_opts_'.$f}) };
}
$options{'dir'}->{'exclude'} = $sched->{'exclude'};
@vbs = split(/\s+/, $sched->{'virtualmin'});
# Start capturing output
$first_print = \&first_save_print;
$second_print = \&second_save_print;
$indent_print = \&indent_save_print;
$outdent_print = \&outdent_save_print;
# Run any before command
$start_time = time();
if ($sched->{'before'}) {
&$first_print("Running pre-backup command ..");
$out .= &backquote_command("($sched->{'before'}) 2>&1 </dev/null");
print $out;
$output .= $out;
if ($?) {
&$second_print(".. failed!");
$ok = 0;
$size = 0;
goto PREFAILED;
}
else {
&$second_print(".. done");
}
}
# Execute the backup
@dests = &get_scheduled_backup_dests($sched);
@strfdests = $sched->{'strftime'} ? map { &backup_strftime($_) } @dests
: @dests;
$current_id = undef;
eval {
local $main::error_must_die = 1;
($ok, $size, $errdoms) = &backup_domains(
\@strfdests,
\@doms,
\@do_features,
$sched->{'fmt'},
$sched->{'errors'},
\%options,
$sched->{'fmt'} == 2,
\@vbs,
$sched->{'mkdir'},
$sched->{'onebyone'},
$cbmode == 2,
\&backup_cbfunc,
$sched->{'increment'},
1,
$key);
};
if ($@) {
# Perl error during backup!
$ok = 0;
$output .= $@;
}
# If purging old backups, do that now
@purges = &get_scheduled_backup_purges($sched);
if ($ok || $sched->{'errors'}) {
$i = 0;
foreach $dest (@dests) {
if ($purges[$i]) {
$current_id = undef;
$pok = &purge_domain_backups(
$dest, $purges[$i], $start_time);
$ok = 0 if (!$pok);
}
$i++;
}
}
# Run any after command
if ($sched->{'after'}) {
&$first_print("Running post-backup command ..");
$out = &backquote_command("($sched->{'after'}) 2>&1 </dev/null");
print $out;
$output .= $out;
if ($?) {
&$second_print(".. failed!");
}
else {
&$second_print(".. done");
}
}
&cleanup_backup_limits(0, 1);
foreach $dest (@strfdests) {
&write_backup_log(\@doms, $dest, $sched->{'increment'}, $start_time,
$size, $ok, "sched", $output, $errdoms,
$asd ? $asd->{'user'} : undef, $key);
}
PREFAILED:
# Send an email to the recipient, if there are any
if ($sched->{'email'} && $has_mailboxes &&
(!$ok || @$errdoms || !$sched->{'email_err'} || $force_email)) {
# Construct header for backup email
$output_header = "";
# Nice format $dest for email
$dest = &nice_backup_url($strfdests[0]);
if ($ok && !@$errdoms) {
$output_header .= &text('backup_done',
&nice_size($size))." ";
$subject = &text('backup_donesubject', $host, $dest);
}
elsif ($ok && @$errdoms) {
$output_header .= &text('backup_partial',
&nice_size($size))." ";
$subject = &text('backup_partialsubject', $host, $dest);
}
else {
$output_header .= $text{'backup_failed'}." ";
$subject = &text('backup_failedsubject', $host, $dest);
}
$total_time = time() - $start_time;
$output_header .= &text('backup_time',
&nice_hour_mins_secs($total_time))."\n";
$output_header .= "\n";
# Add list of domains that failed
if (@$errdoms) {
$output_header .= $text{'backup_partial2'}."\n";
foreach $d (@$errdoms) {
$output_header .= " ".$d->{'dom'}."\n";
}
}
$output_header .= &text('backup_fromvirt',
&get_virtualmin_url())."\n";
$output_header .= "\n";
$output = $output_header.$output;
$mail = { 'headers' => [ [ 'From', &get_global_from_address() ],
[ 'Subject', &html_tags_to_text($subject) ],
[ 'To', $sched->{'email'} ] ],
'attach' => [ { 'headers' => [ [ 'Content-type',
'text/plain' ] ],
'data' => &entities_to_ascii($output) } ]
};
&mailboxes::send_mail($mail);
}
# Send email to domain owners too, if selected
%errdoms = map { $_->{'id'}, $_ } @$errdoms;
if ($sched->{'email_doms'} && $has_mailboxes &&
(!$ok || !$sched->{'email_err'} || $force_email)) {
@emails = &unique(map { $_->{'emailto'} } @doms);
foreach $email (@emails) {
# Find the domains for this email address, and their output
@edoms = grep { $_->{'emailto'} eq $email } @doms;
$eoutput = join("", map { $domain_output{$_->{'id'}} } @edoms);
$eoutput .= "\n";
$eoutput .= &text('backup_fromvirt',
&get_virtualmin_url($edoms[0]))."\n";
# Check if any of the domains failed
@failededoms = grep { $errdoms{$_->{'id'}} } @edoms;
$dest = &nice_backup_url($strfdests[0]);
if (@failededoms) {
$subject = &text('backup_failedsubject', $host, $dest);
}
else {
$subject = &text('backup_donesubject', $host, $dest);
}
$mail = {
'headers' =>
[ [ 'From', &get_global_from_address($edoms[0]) ],
[ 'Subject', &html_tags_to_text($subject) ],
[ 'To', $email ] ],
'attach' =>
[ { 'headers' => [ [ 'Content-type', 'text/plain' ] ],
'data' => &entities_to_ascii($eoutput) } ]
};
if ($eoutput) {
&mailboxes::send_mail($mail);
}
}
}
# Backup is done
&stop_running_backup($sched);
# Override print functions to capture output
sub first_save_print
{
local @msg = map { &html_tags_to_text(&entities_to_ascii($_)) } @_;
$output .= $indent_text.join("", @msg)."\n";
$domain_output{$current_id} .= $indent_text.join("", @msg)."\n"
if ($current_id);
print $indent_text.join("", @msg)."\n" if ($backup_debug);
}
sub second_save_print
{
local @msg = map { &html_tags_to_text(&entities_to_ascii($_)) } @_;
$output .= $indent_text.join("", @msg)."\n\n";
$domain_output{$current_id} .= $indent_text.join("", @msg)."\n\n"
if ($current_id);
print $indent_text.join("", @msg)."\n" if ($backup_debug);
}
sub indent_save_print
{
$indent_text .= " ";
}
sub outdent_save_print
{
$indent_text = substr($indent_text, 4);
}
# Called during the backup process for each domain
sub backup_cbfunc
{
local ($d, $step, $info) = @_;
if ($step == 0) {
$current_id = $d->{'id'};
}
elsif ($step == 2) {
$current_id = undef;
}
}
sub usage
{
print "$_[0]\n\n" if ($_[0]);
print "Runs one scheduled Virtualmin backup. Usually called automatically from Cron.\n";
print "\n";
print "usage: backup.pl [--id number]\n";
print " [--debug]\n";
print " [--force-email]\n";
exit(1);
}
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