1 package Object::Remote::Connector::LocalSudo;
4 use Module::Runtime qw(use_module);
8 extends 'Object::Remote::Connector::Local';
10 has target_user => (is => 'ro', required => 1);
12 has password_callback => (is => 'lazy');
14 sub _build_password_callback {
16 my $pw_prompt = use_module('Object::Remote::Prompt')->can('prompt_pw');
17 my $user = $self->target_user;
19 $pw_prompt->("sudo password for ${user}", undef, { cache => 1 })
23 sub _sudo_perl_command {
26 'sudo', '-S', '-u', $self->target_user, '-p', "[sudo] password please\n",
27 'perl', '-MPOSIX=dup2',
28 '-e', 'print STDERR "GO\n"; exec(@ARGV);',
29 $self->_perl_command($self->target_user);
34 my $sudo_stderr = gensym;
39 $self->_sudo_perl_command(@_)
40 ) or die "open3 failed: $!";
41 chomp(my $line = <$sudo_stderr>);
43 # started already, we're good
44 } elsif ($line =~ /\[sudo\]/) {
45 my $cb = $self->password_callback;
46 die "sudo sent ${line} but we have no password callback"
48 print $foreign_stdin $cb->($line, @_), "\n";
49 chomp($line = <$sudo_stderr>);
50 if ($line and $line ne 'GO') {
51 die "sent password and expected newline from sudo, got ${line}";
54 chomp($line = <$sudo_stderr>);
55 die "sent password but next line was ${line}"
59 die "Got inexplicable line ${line} trying to sudo";
61 Object::Remote->current_loop
63 handle => $sudo_stderr,
64 on_read_ready => sub {
65 if (sysread($sudo_stderr, my $buf, 1024) > 0) {
68 Object::Remote->current_loop
70 handle => $sudo_stderr,
76 return ($foreign_stdin, $foreign_stdout, $pid);
81 push @Object::Remote::Connection::Guess, sub {
83 # username followed by @
84 if (defined and !ref and /^ ([^\@]*?) \@ $/x) {
85 return __PACKAGE__->new(target_user => $1)->connect;