sshvpn.rb

#!/usr/bin/env ruby -wKU
require "yaml"

if ARGV.size != 2
  puts "Usage: $0 sshvpn.yml remote_host"
  puts ""
  puts "Config file should look like:"
  puts ""
  puts '---
  - sport: 8881
    dport: 443
    addr: "192.168.100.211"
  - sport: 8882
    dport: 443
    addr: "192.168.100.212"
  '
  exit
end

rhost = ARGV.pop
config = YAML.load(File.read(ARGV.pop))
args = ''
config.each do |server|
  args += " -L #{server['sport']}:#{server['addr']}:#{server['dport']}"
end

system "ssh #{args} #{rhost}"

sshvpn.yml

---
- sport: 8881
  dport: 443
  addr: "192.168.100.211"
- sport: 8882
  dport: 443
  addr: "192.168.100.212"
- sport: 8883
  dport: 443
  addr: "192.168.100.213"
- sport: 8884
  dport: 443
  addr: "192.168.100.214"
- sport: 8885
  dport: 443
  addr: "192.168.100.215"
- sport: 8886
  dport: 443
  addr: "192.168.100.216"