GeoHelm/postgis/restore_snapshot.cgi

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2024-01-27 19:04:46 +00:00
#!/usr/bin/perl
require './geohelm-lib.pl';
require './pg-lib.pl';
foreign_require('postgresql', 'postgresql-lib.pl');
&ReadParse();
&ui_print_header(undef, $text{'snapshots_create_title'}, "");
my $db_name = $in{'ext_db'};
my $snapshot_file = get_snapshots_dir().'/'.$in{'db_snapshot'};
#if snapshot is archived
if($snapshot_file =~ /.gz$/){
print "Extracting snapshot $snapshot_file ...<br>";
my $extracted_file = substr($snapshot_file, 0, -3);
exec_cmd("gzip -f -c -d \"$snapshot_file\" >$extracted_file");
$snapshot_file = substr($snapshot_file, 0, -3);
}
#drop the old database
&postgresql::execute_sql_safe(undef, "drop database $db_name");
&postgresql::execute_sql_safe(undef, "create database $db_name");
print "Restoring <tt>$db_name</tt> using $snapshot_file ...<br>";
if($snapshot_file =~ /.sql$/){
my ($err, $out) = &postgresql::execute_sql_file($db_name, $snapshot_file);
if($err){
&error($out);
}
}else{
my $err = &postgresql::restore_database($db_name, $snapshot_file);
if($err){
print "Restore of database $db_name from $snapshot_file failed:\n";
print $err;
&ui_print_footer("", $text{'index_return'});
exit;
}
}
if($in{'db_snapshot'} =~ /.gz$/){
&unlink_file($snapshot_file); #remove extracted file
}
print "Done<br>";
&ui_print_footer("", $text{'index_return'});