Perl实现远程上传脚本并执行

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前面懒人之脚本配置snmp服务?文章提到?，提到用perl 写非交互远程登录，上传安装脚本，并执行。呵呵 ?用了一天才完成，最后朋友给加了，循环。下面脚本经过测试没问题，这脚本还的改进，我需要从服务器上下载日志到本地。

     1  #!/usr/bin/perl
     2  #Author:luyafei
     3  #Email:chulianwang@qq.com
     4  #The script used as upload script,and execution;
     5  use strict;
     6  use warnings;
     7  use Net::SCP::Expect;
     8  use Expect;
    10  sub yy {
    11          my $host= shift;
    12          my $pass= shift;
    14          my $scpe = Net::SCP::Expect->new(user=>'root',password=>$pass);
    15          $scpe->scp('/home/script/gongzuo/touch.sh',"$host:/tmp/");
    16  };
    18  sub all_host{
    19  my $host = shift ;
    20  my $pass = shift ;
    22  $ENV{TERM} = "vt100";
    23  my $exp = Expect->new;
    24  $exp = Expect->spawn("ssh -l root $host");
    25  $exp->log_file("output.log","w");
    26  $exp->expect(2,[
    27                                  qr/password:/i,28                  sub {
    29                      my $selt = shift ;
    30                                          $selt->send("$passn");
    31                                          exp_continue;
    32                                          }
    33                  ],34                  [
    35                                  'connecting (yes/no)?',36                                  sub {
    37                                          my $new_self = shift ;
    38                                          $new_self->send("yesn");
    39                                          }
    40                                  ]
    42  );
    43  $exp->send("/tmp/touch.shn") if ($exp->expect(undef,"#"));
    44  $exp->send("exitn") if ($exp->expect(undef,"#"));
    45  $exp->log_file(undef);
    46  }
    47  my @laird = ('192.168.1.3','192.168.1.4');
    48  for my $i (@laird){
    50          yy($i,"luyafei");
    51          all_host($i,"luyafei");
    53  }
希望大家多提建议，帮我更好的改进。