#!/usr/bin/perl
use strict;
use warnings;

use Data::Dumper;
use File::Basename qw(basename);
#use Net::OpenSSH;

sub ops_do_ssh_qx {
   my ($cmd) = @_;

   $cmd->{ssh_cmd} = 'ssh ' .  $cmd->{user} . '\@' . $cmd->{host} . ' \'' . $cmd->{command} . '\'' . ' 2>/dev/null';

   $cmd->{output} = qx($cmd->{ssh_cmd});
   if ( defined $cmd->{output} ) {
      $cmd->{cmd_ret_code} = $?;
      chomp $cmd->{output};
   }
   else {
      ($cmd->{ssh_ret_code}, $cmd->{ssh_ret_msg}) = (0 + $!, '' . $!);
   }

   return $cmd;
}

my $state = {
   progname => basename($0),
   status => 'success'
};

my @commands = (
   { name => 'command_name1',
     user => 'user1',
     host => 'server1.foo.com',
     command => 'rsync_command yadda yadda'
   },
   { name => 'command_name2',
     user => 'user2',
     host => 'server2.foo.com',
     command => 'rsync_command yadda yadda'
   }
);

for my $cmd (@commands) {
   if ($state->{status} eq 'success') {
      my $cmd_status = ops_do_ssh_qx($cmd);
      if ( (!defined $cmd_status->{cmd_ret_code}) or ($cmd_status->{cmd_ret_code} != 0) ) {
         $state->{status} = 'failure';
         $state->{stack_trace} = $cmd_status;
      }
   }
}

if ($state->{status} ne 'success') {
   $Data::Dumper::Varname = $state->{progname} . '_state_';
   print Dumper($state);
   exit 1;
}