#!/bin/bash

PATH=/usr/local/sbin:/usr/local/bin:/opt/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
SHELL=/bin/bash

###-------------SYSTEM-----------------###

check_dns_curl () {
  if [ ! -e "/etc/resolv.conf" ] ; then
    echo "nameserver 8.8.8.8" >/etc/resolv.conf
    echo "nameserver 8.8.4.4" >>/etc/resolv.conf
  else
    _RESOLV_TEST=$(grep "nameserver" /etc/resolv.conf)
    if [[ "$_RESOLV_TEST" =~ "nameserver" ]] ; then
      true
    else
      rm -f /etc/resolv.conf
      echo "nameserver 8.8.8.8" >/etc/resolv.conf
      echo "nameserver 8.8.4.4" >>/etc/resolv.conf
    fi
  fi
  _CURL_TEST=$(curl -s -I "http://files.aegir.cc")
  if [[ "$_CURL_TEST" =~ "200 OK" ]] ; then
    true
  else
    apt-get clean -qq &> /dev/null
    apt-get update -qq &> /dev/null
    apt-get install curl -y --force-yes --reinstall &> /dev/null
  fi
}

fix_system () {
  mkdir -p /var/backups
  rm -f /var/backups/sub-fix.sh.txt*
  curl -s -A iCab "http://files.aegir.cc/update/sub-fix.sh.txt" -o /var/backups/sub-fix.sh.txt
  if [ -e "/vservers" ] ; then
    for _VS in `find /vservers/ -maxdepth 1 -mindepth 1 | sort`
    do
      if [ -e "$_VS/var/run/nginx.pid" ] ; then
        _VS_NAME=`echo $_VS | cut -d'/' -f3 | awk '{ print $1}'`
        if [[ $_VS_NAME =~ v251a ]] || [[ $_VS_NAME =~ v55u ]] ; then
          echo Sys Update Skipped for $_VS_NAME
        else
          cp -af /var/backups/sub-fix.sh.txt $_VS/var/backups/sub-fix.sh.txt
          vserver $_VS_NAME exec bash /var/backups/sub-fix.sh.txt
          echo done for $_VS_NAME
        fi
      fi
    done
  else
    bash /var/backups/sub-fix.sh.txt
  fi
}

###-------------SYSTEM-----------------###

echo "Please wait..."
check_dns_curl
fix_system
echo Fixed everything for `hostname`
echo Bye
echo
###EOF2014###