Viewing file:  backup_db.cgi (7.75 KB) -rwxr-xr-x
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#!/usr/bin/perl
# backup_db.cgi
# Do the actual backup
require './mysql-lib.pl';
&ReadParse();
if ($in{'all'}) {
@alldbs = grep { &supports_backup_db($_) } &list_databases();
@dbs = grep { &can_edit_db($_) } @alldbs;
@alldbs == @dbs || &error($text{'dbase_ecannot'});
}
else {
&can_edit_db($in{'db'}) || &error($text{'dbase_ecannot'});
}
$access{'edonly'} && &error($text{'dbase_ecannot'});
$access{'buser'} || &error($text{'dbase_ecannot'});
&error_setup($text{'backup_err'});
# Cannot download all the DBs
if ($in{'dest'} == 1 && $in{'all'}) {
&error($text{'backup_edownloadall'});
}
if ($in{'dest'} == 1 && ($in{'sched'} || $in{'save'})) {
&error($text{'backup_edownloadsave'});
}
if (!$in{'save'} || $in{'sched'}) {
if ($in{'all'}) {
-d $in{'file'} || -d &date_subs($in{'file'}) || $in{'mkdir'} ||
&error($text{'backup_efile2'});
}
else {
$in{'dest'} || $in{'file'} =~ /^\/\S+$/ ||
&error($text{'backup_efile'});
}
$in{'where_def'} || $in{'where'} || &error($text{'backup_ewhere'});
$in{'charset_def'} || $in{'charset'} =~ /^\S+$/ ||
&error($text{'backup_echarset'});
$ccmd = $in{'compress'} == 1 ? "gzip" :
$in{'compress'} == 2 ? "bzip2" : undef;
!$ccmd || &has_command($ccmd) ||
&error(&text('backup_eccmd', "<tt>$ccmd</tt>"));
if (!$in{'dest'} && !&is_under_directory($access{'bpath'}, $in{'file'})) {
&error($text{'backup_epath'}."<br>".
&text('backup_eunder', "<tt>$access{'bpath'}</tt>"));
}
if (!$in{'all'} && !$in{'tables_def'}) {
@tables = split(/\0/, $in{'tables'});
@tables || &error($text{'backup_etables'});
}
}
@compat = $in{'compatible_def'} ? ( ) : ( $in{'compatible'} );
push(@compat, split(/\0/, $in{'options'}));
$cron = !$module_info{'usermin'} && $access{'buser'} eq 'root' &&
!$access{'user'} && &foreign_installed("cron");
$cmode = 0;
if ($cron) {
$config{'backup_before_'.$in{'db'}} = $in{'before'};
$config{'backup_after_'.$in{'db'}} = $in{'after'};
if ($in{'all'}) {
$config{'backup_cmode_'.$in{'db'}} = $in{'cmode'};
$cmode = $in{'cmode'};
}
$config{'backup_email_'.$in{'db'}} = $in{'email'};
$config{'backup_notify_'.$in{'db'}} = $in{'notify'};
&foreign_require("cron");
@jobs = &cron::list_cron_jobs();
$cmd = $in{'all'} ? "$cron_cmd --all" : "$cron_cmd $in{'db'}";
($job) = grep { $_->{'command'} eq $cmd } @jobs;
$oldjob = $job;
$job ||= { 'command' => $cmd,
'user' => 'root',
'active' => 1 };
&cron::parse_times_input($job, \%in);
}
# Save choices for next time the form is visited (and for the cron job)
if ($module_info{'usermin'}) {
if (!$in{'dest'}) {
$userconfig{'backup_'.$in{'db'}} = $in{'file'};
}
$userconfig{'backup_where_'.$in{'db'}} =
$in{'where_def'} ? undef : $in{'where'};
$userconfig{'backup_charset_'.$in{'db'}} =
$in{'charset_def'} ? undef : $in{'charset'};
$userconfig{'backup_compatible_'.$in{'db'}} =
$in{'compatible_def'} ? undef : $in{'compatible'};
$userconfig{'backup_options_'.$in{'db'}} =
join(" ", split(/\0/, $in{'options'}));
$userconfig{'backup_compress_'.$in{'db'}} = $in{'compress'};
$userconfig{'backup_drop_'.$in{'db'}} = $in{'drop'};
$userconfig{'backup_single_'.$in{'db'}} = $in{'single'};
$userconfig{'backup_quick_'.$in{'db'}} = $in{'quick'};
$userconfig{'backup_tables_'.$in{'db'}} = join(" ", @tables);
if ($in{'save'}) {
&save_user_module_config();
}
}
else {
if (!$in{'dest'}) {
$config{'backup_'.$in{'db'}} = $in{'file'};
}
$config{'backup_mkdir_'.$in{'db'}} = $in{'mkdir'};
$config{'backup_where_'.$in{'db'}} =
$in{'where_def'} ? undef : $in{'where'};
$config{'backup_charset_'.$in{'db'}} =
$in{'charset_def'} ? undef : $in{'charset'};
$config{'backup_compatible_'.$in{'db'}} =
$in{'compatible_def'} ? undef : $in{'compatible'};
$config{'backup_options_'.$in{'db'}} =
join(" ", split(/\0/, $in{'options'}));
$config{'backup_compress_'.$in{'db'}} = $in{'compress'};
$config{'backup_drop_'.$in{'db'}} = $in{'drop'};
$config{'backup_single_'.$in{'db'}} = $in{'single'};
$config{'backup_quick_'.$in{'db'}} = $in{'quick'};
$config{'backup_tables_'.$in{'db'}} = join(" ", @tables);
if ($in{'save'}) {
&save_module_config();
}
}
if ($in{'dest'}) {
my $mt;
my $fn = "backup.sql";
if ($in{'compress'} == 1) {
$mt = "application/x-gzip";
$fn .= ".gz";
}
elsif ($in{'compress'} == 2) {
$mt = "application/x-bzip2";
$fn .= ".bz2";
}
else {
$mt = "text/plain";
}
print "Content-Type: $mt\n";
print "Content-Disposition: Attachment; filename=\"$fn\"\n";
print "\n";
}
else {
&ui_print_header(undef, $text{'backup_title'}, "");
}
if (!$in{'save'}) {
# Actually execute the backup now
@dbs = $in{'all'} ? @alldbs : ( $in{'db'} );
if ($cmode == 1) {
# Run and check before-backup command (for all DBs)
$bok = &execute_before(undef, STDOUT, 1, $in{'file'}, undef);
if (!$bok) {
print "$main::whatfailed : ",
$text{'backup_ebefore'},"<p>\n";
goto donebackup;
}
}
foreach $db (@dbs) {
my $deletefile = 0;
if ($in{'all'}) {
# File in a directory
$dir = &date_subs($in{'file'});
&make_dir($dir, 0755) if ($in{'mkdir'});
$file = $dir."/".$db.".sql".
($in{'compress'} == 1 ? ".gz" :
$in{'compress'} == 2 ? ".bz2" : "");
$deletefile = 1;
}
elsif (!$in{'dest'}) {
# Single file
$file = &date_subs($in{'file'});
$deletefile = 1;
}
else {
# Temp file for download
$file = &transname();
if ($access{'buser'} && $access{'buser'} ne 'root') {
# Need to pre-create file owned by user who
# will be doing the writing
&open_tempfile(FILE, ">$file", 0, 1);
&close_tempfile(FILE);
&set_ownership_permissions($access{'buser'},
undef, undef, $file);
}
}
if (-d $file) {
print &text('backup_eisdir',
&html_escape($file)),"<p>\n";
next;
}
if ($cron && $cmode == 0) {
# Run and check before-backup command (for one DB)
$bok = &execute_before($db, STDOUT, 1, $file,
$in{'all'} ? undef : $db);
if (!$bok) {
print $text{'backup_ebefore'},"<p>\n";
next;
}
}
&unlink_file($file) if ($deletefile);
local $err = &backup_database($db, $file, $in{'compress'},
$in{'drop'}, $in{'where_def'} ? undef : $in{'where'},
$in{'charset_def'} ? undef : $in{'charset'},
\@compat, \@tables, $access{'buser'}, $in{'single'},
$in{'quick'});
if ($err) {
print &text('backup_ebackup',
"<pre>".&html_escape($err)."</pre>"),"<p>\n";
}
elsif (!$in{'dest'}) {
@st = stat($file);
print &text('backup_done', "<tt>$db</tt>",
"<tt>$file</tt>", int($st[7])),"<p>\n";
}
&execute_after($db, STDOUT, 1, $file, $in{'all'} ? undef : $db)
if ($cron && $cmode == 0);
if ($in{'dest'}) {
# Sent to browser
open(OUT, $file);
while(<OUT>) {
print $_;
}
close(OUT);
&unlink_file($file);
}
}
&execute_after(undef, STDOUT, 1, $in{'file'}, undef) if ($cmode == 1);
donebackup:
}
if ($cron) {
&lock_file($cron_cmd);
&cron::create_wrapper($cron_cmd, $module_name, "backup.pl");
&unlock_file($cron_cmd);
&lock_file(&cron::cron_file($job));
if ($in{'sched'} && !$oldjob) {
&cron::create_cron_job($job);
$what = "backup_ccron";
}
elsif (!$in{'sched'} && $oldjob) {
# Need to delete cron job
&cron::delete_cron_job($job);
$what = "backup_dcron";
}
elsif ($in{'sched'} && $oldjob) {
# Need to update cron job
&cron::change_cron_job($job);
$what = "backup_ucron";
}
else {
$what = "backup_ncron";
}
&unlock_file(&cron::cron_file($job));
# Tell the user what was done
print $text{$what},"<p>\n" if ($what && !$in{'dest'});
}
&webmin_log("backup", undef, $in{'all'} ? "" : $in{'db'}, \%in);
if (!$in{'dest'}) {
if ($in{'all'}) {
&ui_print_footer("", $text{'index_return'});
}
else {
&ui_print_footer(
"edit_dbase.cgi?db=$in{'db'}", $text{'dbase_return'},
&get_databases_return_link($in{'db'}), $text{'index_return'});
}
}
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