#!@PERL@
# Copyright (c) 2009-2012 Zmanda, Inc. All Rights Reserved.
# Copyright (c) 2013-2016 Carbonite, Inc. All Rights Reserved.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
# or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
# for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
# Contact information: Carbonite Inc., 756 N Pastoria Ave
# Sunnyvale, CA 94086, USA, or: http://www.zmanda.com
use lib '@amperldir@';
use strict;
use warnings;
use Getopt::Long;
package Amanda::Application::Amrandom;
use base qw(Amanda::Application);
use IPC::Open3;
use Sys::Hostname;
use Symbol;
use IO::Handle;
use Amanda::Constants;
use Amanda::Debug qw( :logging );
use Amanda::Util qw( quote_string );
sub new {
my $class = shift;
my ($config, $host, $disk, $device, $level, $index, $message, $collection, $record, $calcsize, $include_list, $exclude_list, $target, $size, $size_level_1, $min_size, $max_size, $block_size, $min_block_size, $max_block_size) = @_;
my $self = $class->SUPER::new($config);
$self->{config} = $config;
$self->{host} = $host;
if (defined $disk) {
$self->{disk} = $disk;
} else {
$self->{disk} = $device;
}
if (defined $device) {
$self->{device} = $device;
} else {
$self->{device} = $disk;
}
$self->{level} = [ @{$level} ];
$self->{index} = $index;
$self->{message} = $message;
$self->{collection} = $collection;
$self->{record} = $record;
$self->{calcsize} = $calcsize;
$self->{exclude_list} = [ @{$exclude_list} ];
$self->{include_list} = [ @{$include_list} ];
$self->{target} = $target;
$self->{size} = $size;
$self->{size_level_1} = $size_level_1;
$self->{min_size} = $min_size || 1;
$self->{max_size} = $max_size || 131072;
$self->{block_size} = $block_size;
$self->{min_block_size} = $min_block_size || 1;
$self->{max_block_size} = $max_block_size || 32768;
if (!defined $self->{size}) {
$self->{'size'} = $self->{min_size} + int(rand($self->{max_size}- $self->{min_size}));
}
if (!defined $self->{size_level_1}) {
$self->{'size_level_1'} = $self->{min_size} + int(rand($self->{max_size}- $self->{min_size}));
}
debug("size: $self->{size}");
return $self;
}
sub command_support {
my $self = shift;
print "CONFIG YES\n";
print "HOST YES\n";
print "DISK YES\n";
print "MAX-LEVEL 1\n";
print "INDEX-LINE YES\n";
print "INDEX-XML NO\n";
print "MESSAGE-LINE YES\n";
print "MESSAGE-XML NO\n";
print "RECORD YES\n";
print "COLLECTION NO\n";
print "MULTI-ESTIMATE NO\n";
print "CALCSIZE NO\n";
print "CLIENT-ESTIMATE YES\n";
}
sub command_selfcheck {
my $self = shift;
$self->print_to_server("disk " . quote_string($self->{disk}),
$Amanda::Script_App::GOOD)
if defined $self->{disk};
$self->print_to_server("amrandom version " . $Amanda::Constants::VERSION,
$Amanda::Script_App::GOOD);
$self->print_to_server(quote_string($self->{device}),
$Amanda::Script_App::GOOD)
if defined $self->{device};
# if (! -r $self->{device}) {
# $self->print_to_server("$self->{device} can't be read",
# $Amanda::Script_App::ERROR);
# }
if ($#{$self->{include_list}} >= 0) {
$self->print_to_server("include-list not supported for backup",
$Amanda::Script_App::ERROR);
}
if ($#{$self->{exclude_list}} >= 0) {
$self->print_to_server("exclude-list not supported for backup",
$Amanda::Script_App::ERROR);
}
if ($self->{target}) {
$self->print_to_server("target PROPERTY not supported for backup",
$Amanda::Script_App::ERROR);
}
}
sub command_estimate {
my $self = shift;
my $level = $self->{level}[0];
if ($level != 0 && $level != 1) {
$self->print_to_server("amrandom can only do level 0 and 1 backup",
$Amanda::Script_App::ERROR);
}
if ($#{$self->{include_list}} >= 0) {
$self->print_to_server("include-list not supported for backup",
$Amanda::Script_App::ERROR);
}
if ($#{$self->{include_list}} >= 0) {
$self->print_to_server("exclude-list not supported for backup",
$Amanda::Script_App::ERROR);
}
if ($self->{target}) {
$self->print_to_server("target PROPERTY not supported for backup",
$Amanda::Script_App::ERROR);
}
if ($level == 0) {
output_size($level, $self->{size});
} else {
output_size($level, $self->{size_level_1});
}
}
sub output_size {
my($level) = shift;
my($size) = shift;
if($size == -1) {
print "$level -1 -1\n";
}
else {
my($ksize) = int $size / (1024);
$ksize=32 if ($ksize<32);
print "$level $ksize 1\n";
}
}
sub command_backup {
my $self = shift;
my $level = $self->{level}[0];
if (defined($self->{index})) {
$self->{'index_out'} = IO::Handle->new_from_fd(4, 'w');
$self->{'index_out'} or confess("Could not open index fd");
}
if ($level != 0 && $level != 1) {
$self->print_to_server("amrandom can only do level 0 and 1 backup",
$Amanda::Script_App::ERROR);
}
if ($#{$self->{include_list}} >= 0) {
$self->print_to_server("include-list not supported for backup",
$Amanda::Script_App::ERROR);
}
if ($#{$self->{include_list}} >= 0) {
$self->print_to_server("exclude-list not supported for backup",
$Amanda::Script_App::ERROR);
}
if ($self->{target}) {
$self->print_to_server("target PROPERTY not supported for backup",
$Amanda::Script_App::ERROR);
}
my $buffer="A";
my $buf_size = 1024*1024;
if (defined $self->{blocksize} && $self->{blocksize} < $buf_size) {
$buf_size = $self->{blocksize};
}
for (my $i=0; $i<$buf_size; $i++) {
$buffer .= chr(int(rand(256)));
}
my $size;
if ($level == 0) {
$size = $self->{size};
} else {
$size = $self->{size_level_1};
}
my $out = fileno(STDOUT);
while ($size > 0) {
my $block_size = $self->{block_size} ||
$self->{min_block_size} + int(rand($self->{max_block_size} - $self->{min_block_size}));
if ($block_size > $size) {
$block_size = $size;
}
debug("writing $block_size bytes");
my $n = POSIX::write($out, $buffer, $block_size);
if (!defined $n) {
debug("Bad write: $!");
} elsif ($n ne $block_size) {
debug("Bad write $n != $block_size");
}
$size -= $block_size
}
POSIX::close($out);
if (defined($self->{index})) {
$self->{'index_out'}->print("/\n");
$self->{'index_out'}->close;
}
if ($level == 0) {
$size = $self->{size};
} else {
$size = $self->{size_level_1};
}
if ($size >= 0) {
my $ksize = $size / 1024;
if ($ksize < 1) {
$ksize = 1;
}
print {$self->{mesgout}} "sendbackup: size $ksize\n";
}
}
sub command_restore {
my $self = shift;
my @cmd = ();
my $device = $self->{device};
if (defined $self->{target}) {
$device = $self->{target};
} else {
chdir(Amanda::Util::get_original_cwd());
}
# include-list and exclude-list are ignored, the complete dle is restored.
$device = "amrandom-restored" if !defined $device;
debug("Restoring to $device");
my $fd = POSIX::open($device, &POSIX::O_CREAT | &POSIX::O_RDWR, 0600 );
if (!defined $fd) {
$self->print_to_server_and_die("Can't open '$device': $!",
$Amanda::Script_App::ERROR);
}
my $size = 0;
my $s;
my $buffer;
my $in = fileno(STDIN);
while (($s = POSIX::read($in, $buffer, 32768)) > 0) {
Amanda::Util::full_write($fd, $buffer, $s);
$size += $s;
}
POSIX::close($fd);
POSIX::close($in);
}
sub command_validate {
my $self = shift;
$self->default_validate();
}
sub command_index {
my $self = shift;
my $buffer;
print "/\n";
do {
sysread STDIN, $buffer, 1048576;
} while (defined $buffer and length($buffer) > 0);
}
package main;
sub usage {
print <<EOF;
Usage: amrandom <command> --config=<config> --host=<host> --disk=<disk> --device=<device> --level=<level> --index=<yes|no> --message=<text> --collection=<no> --record=<yes|no> --calcsize.
EOF
exit(1);
}
my $opt_version;
my $opt_config;
my $opt_host;
my $opt_disk;
my $opt_device;
my @opt_level;
my $opt_index;
my $opt_message;
my $opt_collection;
my $opt_record;
my $opt_calcsize;
my @opt_include_list;
my @opt_exclude_list;
my $opt_target;
my $opt_size;
my $opt_size_level_1;
my $opt_min_size;
my $opt_max_size;
my $opt_block_size;
my $opt_min_block_size;
my $opt_max_block_size;
my @orig_argv = @ARGV;
Getopt::Long::Configure(qw{bundling});
GetOptions(
'version' => \$opt_version,
'config=s' => \$opt_config,
'host=s' => \$opt_host,
'disk=s' => \$opt_disk,
'device=s' => \$opt_device,
'level=s' => \@opt_level,
'index=s' => \$opt_index,
'message=s' => \$opt_message,
'collection=s' => \$opt_collection,
'record' => \$opt_record,
'calcsize' => \$opt_calcsize,
'include-list=s' => \@opt_include_list,
'exclude-list=s' => \@opt_exclude_list,
'target|directory=s' => \$opt_target,
'size=s' => \$opt_size,
'size-level-1=s' => \$opt_size_level_1,
'min-size=s' => \$opt_min_size,
'max-size=s' => \$opt_max_size,
'block-size=s' => \$opt_block_size,
'min-block-size=s' => \$opt_min_block_size,
'max-block-size=s' => \$opt_max_block_size,
) or usage();
if (defined $opt_version) {
print "amrandom-" . $Amanda::Constants::VERSION , "\n";
exit(0);
}
my $application = Amanda::Application::Amrandom->new($opt_config, $opt_host, $opt_disk, $opt_device, \@opt_level, $opt_index, $opt_message, $opt_collection, $opt_record, $opt_calcsize, \@opt_include_list, \@opt_exclude_list, $opt_target, $opt_size, $opt_size_level_1, $opt_min_size, $opt_max_size, $opt_block_size, $opt_min_block_size, $opt_max_block_size);
Amanda::Debug::debug("Arguments: " . join(' ', @orig_argv));
$application->do($ARGV[0]);
# NOTREACHED