lxc-to-go-template.sh

#!/bin/sh

### LICENSE - (BSD 2-Clause) // ###
#
# Copyright (c) 2015, Daniel Plominski (Plominski IT Consulting)
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without modification,
# are permitted provided that the following conditions are met:
#
# * Redistributions of source code must retain the above copyright notice, this
# list of conditions and the following disclaimer.
#
# * Redistributions in binary form must reproduce the above copyright notice, this
# list of conditions and the following disclaimer in the documentation and/or
# other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
# ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
# ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#
### // LICENSE - (BSD 2-Clause) ###

### ### ### PLITC // ### ### ###

### stage0 // ###
DEBIAN=$(grep -s "ID=" /etc/os-release | egrep -v "VERSION" | sed 's/ID=//g')
DEBVERSION=$(grep -s "VERSION_ID" /etc/os-release | sed 's/VERSION_ID=//g' | sed 's/"//g')
DEBTESTVERSION=$(grep -s "PRETTY_NAME" /etc/os-release | awk '{print $3}' | sed 's/"//g' | grep -c "stretch/sid")
MYNAME=$(whoami)

PRG="$0"
##/ need this for relative symlinks
   while [ -h "$PRG" ] ;
   do
         PRG=$(readlink "$PRG")
   done
DIR=$(dirname "$PRG")
#
ADIR="$PWD"

#// function: run script as root
checkrootuser()
{
if [ "$(id -u)" != "0" ]; then
   echo "[ERROR] This script must be run as root" 1>&2
   exit 1
fi
}

#// function: check debian based distributions
checkdebiandistribution()
{
if [ "$DEBVERSION" = "7" ]; then
   : # dummy
else
   if [ "$DEBVERSION" = "8" ]; then
      : # dummy
   else
      if [ "$DEBTESTVERSION" = "1" ]; then
         : # dummy
      else
         if [ "$DEBIAN" = "linuxmint" ]; then
            : # dummy
         else
            if [ "$DEBIAN" = "ubuntu" ]; then
               : # dummy
            else
               if [ "$DEBIAN" = "devuan" ]; then
                  : # dummy
               else
                  echo "[ERROR] We currently only support: Debian 7,8,9 (testing) / Linux Mint Debian Edition (LMDE 2 Betsy) / Ubuntu Desktop 15.10+ and Devuan"
                  exit 1
               fi
            fi
         fi
      fi
   fi
fi
}

#// FUNCTION: check state (Version 1.0)
checkhard() {
if [ $? -eq 0 ]
then
   echo "[$(printf "\033[1;32m  OK  \033[0m\n")] '"$@"'"
else
   echo "[$(printf "\033[1;31mFAILED\033[0m\n")] '"$@"'"
   sleep 1
   exit 1
fi
}

#// FUNCTION: check state without exit (Version 1.0)
checksoft() {
if [ $? -eq 0 ]
then
   echo "[$(printf "\033[1;32m  OK  \033[0m\n")] '"$@"'"
else
   echo "[$(printf "\033[1;33mFAILED\033[0m\n")] '"$@"'"
   sleep 1
fi
}

#// FUNCTION: check state hidden (Version 1.0)
checkhiddenhard() {
if [ $? -eq 0 ]
then
   return 0
else
   #/return 1
   checkhard "$@"
   return 1
fi
}

#// FUNCTION: check state hidden without exit (Version 1.0)
checkhiddensoft() {
if [ $? -eq 0 ]
then
   return 0
else
   #/return 1
   checksoft "$@"
   return 1
fi
}
### // stage0 ###

### stage1 // ###
if [ "$DEBIAN" = "debian" -o "$DEBIAN" = "linuxmint" -o "$DEBIAN" = "ubuntu" -o "$DEBIAN" = "devuan" ]
then
   : # dummy
else
   echo "[ERROR] Plattform = unknown"
   exit 1
fi
### stage2 // ###
checkrootuser
checkdebiandistribution
### // stage2 ###
#
### stage3 // ###
#
CHECKLXCINSTALL=$(/usr/bin/which lxc-checkconfig)
if [ -z "$CHECKLXCINSTALL" ]; then
   echo "" # dummy
   printf "\033[1;31mLXC 'managed' doesn't run, execute the 'bootstrap' command at first\033[0m\n"
   exit 1
fi
checkhard lxc-to-go environment - stage 1

DIALOG=$(/usr/bin/which dialog)
if [ -z "$DIALOG" ]; then
   echo "<--- --- --->"
   echo "need dialog"
   echo "<--- --- --->"
   apt-get update
   apt-get -y install dialog
   echo "<--- --- --->"
fi
checkhard lxc-to-go environment - stage 2
#
### stage4 // ###
#
### ### ### ### ### ### ### ### ###

CHECKBRIDGE1=$(ifconfig | grep -c "vswitch0")
if [ "$CHECKBRIDGE1" = "0" ]; then
   ### ### ### ### ### ### ### ### ###
   echo "" # printf
   printf "\033[1;31mCan't find the Bridge Zones, execute the 'bootstrap' command at first\033[0m\n"
   exit 1
   ### ### ### ### ### ### ### ### ###
fi
checkhard lxc-to-go environment - stage 3

CHECKLXCCONTAINER=$(lxc-ls | tr ' ' '\n' | egrep -c "managed|deb7template|deb8template")
if [ "$CHECKLXCCONTAINER" = "3" ]; then
   : # dummy
else
   ### ### ### ### ### ### ### ### ###
   echo "" # printf
   printf "\033[1;31mCan't find all nessessary default lxc container, delete the 'managed|deb7template|deb8template' lxc and execute the 'bootstrap' command again\033[0m\n"
   exit 1
   ### ### ### ### ### ### ### ### ###
fi
checkhard lxc-to-go environment - stage 4

### TEMPLATE // ###

LISTTEMPLATEFILE1="/etc/lxc-to-go/tmp/choose_templ1.tmp"
LISTTEMPLATEFILE2="/etc/lxc-to-go/tmp/choose_templ2.tmp"
LISTTEMPLATEFILE3="/etc/lxc-to-go/tmp/choose_templ3.tmp"
LISTTEMPLATEFILE4="/etc/lxc-to-go/tmp/choose_templ4.tmp"
LISTTEMPLATEFILE5="/etc/lxc-to-go/tmp/choose_templ5.tmp"

#/ls -tr "$DIR"/hooks/templates/ > "$LISTTEMPLATEFILE1"
ls -r "$DIR"/hooks/templates/ > "$LISTTEMPLATEFILE1"
nl "$LISTTEMPLATEFILE1" | sed 's/ //g' > "$LISTTEMPLATEFILE2"
/bin/sed 's/$/ off/' "$LISTTEMPLATEFILE2" > "$LISTTEMPLATEFILE3"
checkhard lxc-to-go template - stage 1

dialog --radiolist "Choose one template:" 45 80 60 --file "$LISTTEMPLATEFILE3" 2>"$LISTTEMPLATEFILE4"
list1=$?
case $list1 in
   0)
      echo "" # dummy
      echo "" # dummy
      awk 'NR==FNR {h[$1] = $2; next} {print $1,$2,h[$1]}' "$LISTTEMPLATEFILE3" "$LISTTEMPLATEFILE4" | awk '{print $2}' | sed 's/"//g' > "$LISTTEMPLATEFILE5"
      GETTEMPLATE=$(cat "$LISTTEMPLATEFILE5")
      if [ -z "$GETTEMPLATE" ]
      then
         echo "[ERROR] nothing selected"
         exit 1
      fi
      #/ cp -prf "$DIR"/hooks/templates/"$GETTEMPLATE" "$DIR"/hooks/hook_provisioning.sh
      cp -prf "$DIR"/hooks/templates/"$GETTEMPLATE" /etc/lxc-to-go/hook_provisioning.sh
      : # dummy
   ;;
   1)
      echo "" # dummy
      echo "" # dummy
      exit 0
   ;;
   255)
      echo "" # dummy
      echo "" # dummy
      echo "[ESC] key pressed."
      exit 0
   ;;
esac
checkhiddenhard lxc-to-go template - stage 2

### // TEMPLATE ###

### TEMPLATE BUILD STATUS // ###

TEMPLATESTATUS1=$(cat "$DIR"/hooks/template-status | sed -n '/OK/,/WARNING/p' | grep -sw "$GETTEMPLATE")
TEMPLATESTATUS2=$(cat "$DIR"/hooks/template-status | sed -n '/WARNING/,/FAIL/p' | grep -sw "$GETTEMPLATE")
TEMPLATESTATUS3=$(cat "$DIR"/hooks/template-status | sed -n '/FAIL/,//p' | grep -sw "$GETTEMPLATE")

if [ "$GETTEMPLATE" = "$TEMPLATESTATUS1" ]; then
   echo "" # dummy
   echo "STATUS: $(printf "\033[1;32mBuilding process should be OK\033[0m\n")"
   echo "(continuous integration tests based on: https://travis-ci.org/plitc/lxc-to-go)"
fi

if [ "$GETTEMPLATE" = "$TEMPLATESTATUS2" ]; then
   echo "" # dummy
   echo "STATUS: $(printf "\033[1;33mBuilding process could be with warnings\033[0m\n")"
   echo "(please read the github.com/plitc/lxc-to-go README)"
fi

if [ "$GETTEMPLATE" = "$TEMPLATESTATUS3" ]; then
   echo "" # dummy
   echo "STATUS: $(printf "\033[1;31mBuilding process could be faulty\033[0m\n")"
   echo "(please read the github.com/plitc/lxc-to-go README)"
fi

### // TEMPLATE BUILD STATUS ###

### ### ###
echo "" # dummy
echo "" # dummy
printf "\033[1;32mlxc-to-go template selection finished.\033[0m\n"
### ### ###

### ### ### ### ### ### ### ### ###
#
### // stage4 ###
#
### // stage3 ###
#
### // stage2 ###
exit 0
### ### ### PLITC ### ### ###
# EOF