Created
May 10, 2014 19:04
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Re-Route a Port from a remote machine to a local machine (through an SSH tunnel)
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#!/usr/bin/perl | |
# PostgreSQL Tunnel Tool for Mac OS X and Linux | |
# Copyright (c) 2010 Linode, LLC | |
# Author: Philip C. Paradis <pparadis@linode.com> | |
# Usage: postgresql-tunnel.pl [start|stop] | |
# Access a PostgreSQL database server via an SSH tunnel. | |
$local_ip = "127.0.0.1"; | |
$local_port = "9201"; | |
$remote_ip = "127.0.0.1"; | |
$remote_port = "9200"; | |
$remote_user = "user_on_remote_machine"; | |
$remote_host = "public_IP_address_of_remote_machine"; | |
$a = shift; | |
$a =~ s/^\s+//; | |
$a =~ s/\s+$//; | |
$pid=`ps ax|grep ssh|grep $local_port|grep $remote_port`; | |
$pid =~ s/^\s+//; | |
@pids = split(/\n/,$pid); | |
foreach $pid (@pids) | |
{ | |
if ($pid =~ /ps ax/) { next; } | |
split(/ /,$pid); | |
} | |
if (lc($a) eq "start") | |
{ | |
if ($_[0]) { print "Tunnel already running.\n"; exit 1; } | |
else | |
{ | |
system "ssh -i ~/.ssh/mysshkey -f -L $local_ip:$local_port:$remote_ip:$remote_port $remote_user\@$remote_host -N"; | |
exit 0; | |
} | |
} | |
elsif (lc($a) eq "stop") | |
{ | |
if ($_[0]) { kill 9,$_[0]; exit 0; } | |
else { exit 1; } | |
} | |
else | |
{ | |
print "Usage: elasticsearch-tunnel.pl [start|stop]\n"; | |
exit 1; | |
} |
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