File Coverage

blib/lib/FusionInventory/Agent/Storage.pm

Criterion	Covered	Total	%
statement	21	56	37.5
branch	0	18	0.0
condition	0	3	0.0
subroutine	7	14	50.0
pod	6	6	100.0
total	34	97	35.0

package FusionInventory::Agent::Storage;

use strict;
use warnings;

use Config;
use English qw(-no_match_vars);
use File::Path qw(mkpath);
use Storable;

use FusionInventory::Agent::Logger;

sub new {
    my ($class, %params) = @_;

    die "no directory parameter" unless $params{directory};
    if (!-d $params{directory}) {
        # {error => \my $err} is not supported on RHEL 5,
        # we let mkpath call die() itself
        # http://forge.fusioninventory.org/issues/1817
        eval {
            mkpath($params{directory});
        };
        die "Can't create $params{directory}: $EVAL_ERROR" if $EVAL_ERROR;
    }

    if (! -w $params{directory}) {
        die "Can't write in $params{directory}";
    }

    my $self = {
        logger    => $params{logger} ||
                     FusionInventory::Agent::Logger->new(),
        directory => $params{directory}
    };

    bless $self, $class;

    return $self;
}

sub getDirectory {
    my ($self) = @_;

    return $self->{directory};
}

sub _getFilePath {
    my ($self, %params) = @_;

    die "no name parameter given" unless $params{name};

    return $self->{directory} . '/' . $params{name} . '.dump';
}

sub has {
    my ($self, %params) = @_;

    my $file = $self->_getFilePath(%params);

    return -f $file;
}

sub save {
    my ($self, %params) = @_;

    my $file = $self->_getFilePath(%params);

    store($params{data}, $file) or warn;
}

sub restore {
    my ($self, %params) = @_;

    my $file = $self->_getFilePath(%params);

    return unless -f $file;

    my $result;
    eval {
        $result = retrieve($file);
    };
    if ($EVAL_ERROR) {
        $self->{logger}->error("Can't read corrupted $file, removing it");
        unlink $file;
    }

    return $result;
}

sub remove {
    my ($self, %params) = @_;

    my $file = $self->_getFilePath(%params);

    unlink $file or $self->{logger}->error("can't unlink $file");
}

1;
__END__