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#
# (c) Jan Gehring <jan.gehring@gmail.com>
#
package Rex::Interface::File::Sudo;
use v5.12.5;
use warnings;
our $VERSION = '1.14.1'; # VERSION
use Fcntl;
use File::Basename;
require Rex::Commands;
use Rex::Interface::Fs;
use Rex::Interface::File::Base;
use Rex::Helper::Path;
use base qw(Rex::Interface::File::Base);
sub new {
my $that = shift;
my $proto = ref($that) || $that;
my $self = $proto->SUPER::new(@_);
bless( $self, $proto );
return $self;
}
sub open {
my ( $self, $mode, $file ) = @_;
if ( my $ssh = Rex::is_ssh() ) {
if ( ref $ssh eq "Net::OpenSSH" ) {
$self->{fh} = Rex::Interface::File->create("OpenSSH");
}
else {
$self->{fh} = Rex::Interface::File->create("SSH");
}
}
else {
$self->{fh} = Rex::Interface::File->create("Local");
}
# always use current logged in user for sudo fs operations
Rex::get_current_connection_object()->push_sudo_options( {} );
$self->{mode} = $mode;
$self->{file} = $file;
$self->{rndfile} = get_tmp_file;
if ( $self->_fs->is_file($file) ) {
# resolving symlinks
while ( my $link = $self->_fs->readlink($file) ) {
if ( $link !~ m/^\// ) {
$file = dirname($file) . "/" . $link;
}
else {
$file = $link;
}
$link = $self->_fs->readlink($link);
}
$self->{file_stat} = { $self->_fs->stat( $self->{file} ) };
$self->_fs->cp( $file, $self->{rndfile} );
$self->_fs->chmod( 600, $self->{rndfile} );
$self->_fs->chown( Rex::Commands::connection->get_auth_user,
$self->{rndfile} );
}
$self->{fh}->open( $mode, $self->{rndfile} );
Rex::get_current_connection_object()->pop_sudo_options();
return $self->{fh};
}
sub read {
my ( $self, $len ) = @_;
return $self->{fh}->read($len);
}
sub write {
my ( $self, $buf ) = @_;
utf8::encode($buf)
if Rex::Config->get_write_utf8_files && utf8::is_utf8($buf);
$self->{fh}->write($buf);
}
sub seek {
my ( $self, $pos ) = @_;
$self->{fh}->seek($pos);
}
sub close {
my ($self) = @_;
return unless $self->{fh};
# always use current logged in user for sudo fs operations
Rex::get_current_connection_object()->push_sudo_options( {} );
$self->{fh}->close;
if ( exists $self->{mode}
&& ( $self->{mode} eq ">" || $self->{mode} eq ">>" ) )
{
my $exec = Rex::Interface::Exec->create;
if ( $self->{file_stat} ) {
my %stat = $self->_fs->stat( $self->{file} );
$self->_fs->chmod( $stat{mode}, $self->{rndfile} );
$self->_fs->chown( $stat{uid}, $self->{rndfile} );
$self->_fs->chgrp( $stat{gid}, $self->{rndfile} );
}
$self->_fs->rename( $self->{rndfile}, $self->{file} );
#$exec->exec("cat " . $self->{rndfile} . " >'" . $self->{file} . "'");
}
$self->{fh} = undef;
$self->_fs->unlink( $self->{rndfile} );
Rex::get_current_connection_object()->pop_sudo_options();
$self = undef;
}
sub _fs {
my ($self) = @_;
return Rex::Interface::Fs->create("Sudo");
}
1;
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