#!/bin/bash

cat <<EOD

This device is for authorized users only.  All traffic on this device
is monitored and will be used as evidence for prosecutions.  By using
this machine you agree to abide by the Debian Machines Usage Policies
<URL:http://www.debian.org/devel/dmup>.

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

<%=
def wrap(s, width=78)
  #s.gsub(/(.{1,#{width}})(\s+|\Z)/, "\\1\n ")
  s.split("\n").map{ |x|
    if (x.length > width) then
      #x.gsub!(/(.{1,#{width}}) +(?=\S)/, "\\1\n ")
      x.gsub!(/(.{1,#{width}})( +|\Z)/, "\\1\n ")
    end
    x
  }.join("\n")+"\n"
end

def markup(l)
  l = l.gsub(/\[\[(.*?)\|(.*?)\]\]/, '\2')
  l = l.gsub(/\[\[(\*|-)?(.*?)\]\]/, '\2')
  return l
end

if scope.lookupvar('site::nodeinfo')['ldap'].has_key?('architecture')
  arch = scope.lookupvar('site::nodeinfo')['ldap']['architecture'][0]
else
  arch = 'unknown'
end

purp = ''
if scope.lookupvar('site::nodeinfo').has_key?('nameinfo')
  purp += " " + wrap(scope.lookupvar('site::nodeinfo')['nameinfo']) + "\n"
end

ninfo = scope.lookupvar('site::nodeinfo')

extra = 'Welcome to ' + @fqdn
if (scope.lookupvar('site::nodeinfo')['ldap'].has_key?('purpose'))
  p = scope.lookupvar('site::nodeinfo')['ldap']['purpose'].clone()
  entries = ""

  if p.delete('buildd')
    entries += ", the Debian #{arch} build daemon"
  end
  if p.delete('porterbox') or classes.include?("porterbox")
    entries += ", the Debian #{arch} porterbox"
  end

  if p.size() > 0
    entries += (entries == "") ? ", " : ".  Also"
    entries +="used for the following services:\n"
    scope.lookupvar('site::nodeinfo')['ldap']['purpose'].sort.each do |l|
      l = markup(l)
      entries += "\t#{l}\n"
    end
  else
    entries += ".\n"
  end
  extra += entries
else
  extra += "."
end
purp += " " + wrap(extra) + "\n"

if (scope.lookupvar('site::nodeinfo')['ldap'].has_key?('physicalHost'))
  if ninfo['ldap']['physicalHost'][0] =~ /ganeti/
    phys_host = 'cluster'
  else
    phys_host = 'physical host'
  end
  purp += wrap(" This virtual server runs on the #{phys_host} #{ninfo['ldap']['physicalHost'][0]}, " +
               "which is hosted at #{ninfo['hoster']['longname']}."
               )
elsif scope.lookupvar('site::nodeinfo')['hoster']['name']
  purp += wrap(" This server is hosted at #{ninfo['hoster']['longname']}.")
end


vms = []
scope.lookupvar('site::allnodeinfo').keys.sort.each do |node|
  if scope.lookupvar('site::allnodeinfo')[node]['physicalHost'] and scope.lookupvar('site::allnodeinfo')[node]['physicalHost'].include?(@fqdn)
    vms << node
  end
end
unless vms.empty?
  purp += "\nThe following virtual machines run on this system:\n"
  vms.each do |node|
    purp += "\t- #{node}"
    if scope.lookupvar('site::allnodeinfo')[node]['purpose']
      purp += ":\n"
      scope.lookupvar('site::allnodeinfo')[node]['purpose'].sort.each do |l|
        l = markup(l)
        purp += "\t    " + l + "\n"
      end
    else
      purp += "\n"
    end
  end
end


if scope.lookupvar('::cluster')
  purp += "\n This server is a node in ganeti cluster: "
  purp += scope.lookupvar('::cluster').to_s + ":\n"
  purp += "\t" + scope.lookupvar('::cluster_nodes').split.sort.map{ |x| x.split('.')[0] }.join(", ") + ".\n"

  purp += ""
  purp += "\tCurrently the master node is $(cat /var/lib/ganeti/ssconf_master_node).\n"
  #nodes = scope.lookupvar('::cluster_nodes').sort
  #nodes.each do |node|
  #  purp += "\t" + node + "\n"
  #end
  #nodes.reject{|node| node.eql?(fqdn)}.each do |node|
  #  purp += "\t" + node + "\n"
  #  scope.lookupvar('site::allnodeinfo')[node]['ipHostNumber'].each do |ip|
  #    purp += "\t\t" + ip + "\n"
  #  end
  #end
end


if classes.include?("porterbox")
  purp += "\n " + wrap("Disk space on porter boxes is often limited.  Please respect your fellow porters by cleaning up after yourself and deleting schroots and source/build trees in your ~ as soon as feasible.  DSA reserves the right to recover disk space as necessary.  See <URL:https://dsa.debian.org/doc/schroot/> for a brief tutorial on using schroot.  There may be chroots for architectures other than #{arch} available, please list available chroots to check.")
end

if ninfo['not-bacula-client'] then
  purp += "\n " + wrap("Note that this host is _NOT_ being backed up.  If you care about your data, run your own backups.")
end

if scope.lookupvar('site::nodeinfo').has_key?('footer')
  purp += "\n" + wrap(scope.lookupvar('site::nodeinfo')['footer'])
end

purp
-%>
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

EOD
<%
# vim:set et:
# vim:set sts=2 ts=2:
# vim:set shiftwidth=2:
-%>