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package App::BorgRestore::Borg;
use v5.14;
use warnings;
use strict;
use App::BorgRestore::Helper;
use autodie;
use Function::Parameters;
use IPC::Run qw(run start new_chunker);
use Log::Any qw($log);
=encoding utf-8
=head1 NAME
App::BorgRestore::Borg - Borg abstraction
=head1 DESCRIPTION
App::BorgRestore::Borg abstracts borg commands used by L<App::BorgRestore>.
=cut
method new($class: $borg_repo) {
my $self = {};
bless $self, $class;
$self->{borg_repo} = $borg_repo;
return $self;
}
method borg_list() {
my @archives;
$log->debug("Getting archive list");
run [qw(borg list), $self->{borg_repo}], '>', \my $output or die $log->error("borg list returned $?")."\n";
for (split/^/, $output) {
if (m/^([^\s]+)\s/) {
push @archives, $1;
}
}
return \@archives;
}
method borg_list_time() {
my @archives;
$log->debug("Getting archive list");
run [qw(borg list), $self->{borg_repo}], '>', \my $output or die $log->error("borg list returned $?")."\n";
for (split/^/, $output) {
# example timestamp: "Wed, 2016-01-27 10:31:59" = 24 chars
if (m/^([^\s]+)\s+(.{24})/) {
my $time = App::BorgRestore::Helper::parse_borg_time($2);
if ($time) {
push @archives, {
"archive" => $1,
"modification_time" => $time,
};
}
}
}
return \@archives;
}
method restore($components_to_strip, $archive_name, $path) {
$log->debugf("Restoring '%s' from archive %s, stripping %d components of the path", $path, $archive_name, $components_to_strip);
system(qw(borg extract -v --strip-components), $components_to_strip, $self->{borg_repo}."::".$archive_name, $path);
}
method list_archive($archive, $cb) {
$log->debugf("Fetching file list for archive %s", $archive);
open (my $fh, '-|', 'borg', qw/list --list-format/, '{isomtime} {path}{NEWLINE}', $self->{borg_repo}."::".$archive);
while (<$fh>) {
$cb->($_);
}
# this is slow
#return start [qw(borg list --list-format), '{isomtime} {path}{NEWLINE}', "::".$archive], ">", new_chunker, $cb;
#$proc->finish() or die "borg list returned $?";
}
1;
__END__
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