sub do_ssh2 {
    my ($host,$server) = @_;
    my $username = $$server{"username"};
    my $passwd = $$server{"passwd"};
    my @cmdarr = $$server{"cmds"}; # <-is this correct
    
    my ($stdout, $stderr, $exit);
    my $ssh = Net::SSH::Perl->new($host, debug => 1);

    eval {$ssh->login($username, $passwd)};
    if ($@) {logit ("ERROR: Wrong password for $host"); $$server{"status"}="Y";}
    else {logit ("INFO: Logged in $host");$$server{"status"}="N";}
    
    eval {$ssh->login($username, $passwd)};
    
    for (my $i=0; $i < @cmdarr; $i++) {
       
        my %cmdhash=$cmdarr[$i];
        my $cmdname= $cmdarr[$i]{cmdname}; # doesnt work right

        print "\n\n$cmdarr[$i]{cmdname}\n\n";
        
        eval{($stdout, $stderr, $exit) = $ssh->cmd($cmdname)};
        if ($@) {
            logit ("ERROR: Some error, running $cmdname on $host");
            $$server{"cmds"}[$i]{status}="N";
        } else {
            logit ("INFO: executed $cmdname on $host");
            $$server{"cmds"}[$i]{status}="Y";
            $$server{"cmds"}[$i]{stdout}="$stdout";
            $$server{"cmds"}[$i]{stderr}="$stderr"; 
            $$server{"cmds"}[$i]{exit}="$exit";
        }
    }
}


my %hosts=csv2hash("server_02.csv");

my $s=$hosts{"f8.lab.x.httpd.in"};
do_ssh1("f8.lab.x.httpd.in",$s);

##</code><code>##

Reference found where even-sized list expected at ./Perl-1.pl line 121.
Pseudo-hashes are deprecated at ./Perl-1.pl line 123.


##</code><code>##



%hosts = (
    "s192.lab.x" => {
        status   => "Y",
        username => "pluto",
        passwd   => "ada232mok",
        cmds     =>[   {cmdname  => "uname",},
                   
                       {cmdname  => "pwd",},
                    ]
        },
    "f8.lab.x.httpd.in" => {
        status   => "Y",
        username => "pluto",
        passwd   => "grs992ksj",
        cmds     =>[   {cmdname  => "uname",
                        status   => "Y",
                        stdout   => "Linux",
                        stderr   => "",
                        exit     => "0",},
                   
                       {cmdname  => "pwd",
                        status   => "Y",
                        stdout   => "/home/apps/plutarch",
                        stderr   => "",
                        exit     => "0",},
                    ]
        },
    "sap.lab23.comp.iitd.x" => {
        status   => "Y",
        username => "pluto",
        passwd   => "ree212pkt",
        cmds     =>[   {cmdname  => "uname",
                        status   => "Y",
                        stdout   => "Linux",
                        stderr   => "",
                        exit     => "0",},
                   
                       {cmdname  => "pwd",
                        status   => "Y",
                        stdout   => "/home/apps/plutarch",
                        stderr   => "",
                        exit     => "0",},
                    ]
        },
);