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|
#! /usr/bin/perl
use strict;
use warnings;
use DBI;
use Net::Telnet;
use Data::Dumper;
use FileHandle;
package nms;
use base 'Exporter';
our @EXPORT = qw(switch_disconnect switch_connect switch_exec switch_timeout db_connect);
BEGIN {
require "config.pm";
eval {
require "config.local.pm";
};
}
sub db_connect {
my $dbh = DBI->connect("dbi:Pg:" .
"dbname=" . $nms::config::db_name .
";host=" . $nms::config::db_host,
$nms::config::db_username,
$nms::config::db_password)
or die "Couldn't connect to database";
return $dbh;
}
sub switch_connect($) {
my ($ip) = @_;
my $dumplog = FileHandle->new;
$dumplog->open(">>/tmp/dumplog-queue") or die "/tmp/dumplog-queue: $!";
$dumplog->print("\n\nConnecting to " . $ip . "\n\n");
my $inputlog = FileHandle->new;
$inputlog->open(">>/tmp/inputlog-queue") or die "/tmp/inputlog-queue: $!";
$inputlog->print("\n\nConnecting to " . $ip . "\n\n");
my $conn = new Net::Telnet( Timeout => $nms::config::telnet_timeout,
Dump_Log => $dumplog,
Input_Log => $inputlog,
Errmode => 'return',
Prompt => '/DGS-3100# (?!\x1b\[K)/');
my $ret = $conn->open( Host => $ip);
if (!$ret || $ret != 1) {
return (undef);
}
# Handle login with and without password
print "Logging in without password\n";
$conn->waitfor('/User ?Name:/');
$conn->print('admin');
my (undef, $match) = $conn->waitfor('/DGS-3100#|Password:/');
die 'Unexpected prompt after login attempt' if (not defined $match);
if ($match eq 'Password:') {
$conn->print('gurbagurba'); # Dette passordet skal feile
$conn->waitfor('/User ?Name:/');
$conn->print($nms::config::dlink1g_user);
my (undef, $match) = $conn->waitfor('/DGS-3100#|Password:/');
if ($match eq 'Password:') {
$conn->cmd($nms::config::dlink1g_passwd);
}
}
return ($conn);
}
# Send a command to switch and return the data recvied from the switch
sub switch_exec {
my ($cmd, $conn, $print) = @_;
# Send the command and get data from switch
my @data;
if (defined($print)) {
$conn->print($cmd);
return;
} else {
@data = $conn->cmd($cmd);
print $conn->errmsg, "\n";
}
return @data;
# my @lines = ();
# foreach my $line (@data) {
# # Remove escape-7 sequence
## $line =~ s/\x1b\x37//g;
# push (@lines, $line);
# }
# return @lines;
}
sub switch_timeout {
my ($timeout, $conn) = @_;
$conn->timeout($timeout);
return ('Set timeout to ' . $timeout);
}
sub switch_disconnect {
my ($conn) = @_;
$conn->close;
}
1;
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