#!/usr/bin/perl
use warnings;
use strict;
use Net::SSH2;

# assuming a user named 'z' for demonstration 
# connecting to localhost, so you need your sshd running

my $ssh2 = Net::SSH2->new();
$ssh2->connect('localhost') or die "Unable to connect Host $@ \n";
$ssh2->auth_password('z','ztester') or die "Unable to login $@ \n";

my $chan = $ssh2->channel();
$chan->blocking(1);
$chan->exec('ls -la');
while (<$chan>){ print } 

# run a second command in $chan
$chan->exec('dir');
while (<$chan>){ print } 

#will get dir named / thru another channel
my $chan1 = $ssh2->channel();
$chan1->blocking(1);
$chan1->exec('ls -la /');
while (<$chan1>){ print } 

#shell use
my $chan2 = $ssh2->channel();
$chan2->blocking(1);
$chan2->shell();  #opens shell on server
print $chan2 "uname -a\n";
print "LINE1 : $_" while <$chan2>;

# from perldoc Net::SSH2::Channel
# Note that only one invocation of "process" or any of the shortcuts
#    "shell", "exec" or "subsystem" is allowed per channel. In order t
+o run
#    several commands, shells or/and subsystems, a new "Channel" insta
+nce
#    must be used for every one.

# only 1 command per shell, the next line won't run
print $chan2 "who\n";
print "LINE2 : $_" while <$chan2>;
$chan2->close;

$ssh2->disconnect();
exit;

__END__
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