script validating puppet and erb syntax

validate-puppet.sh

#!/bin/sh

# Released under MIT License

RCol='\33[0m'    # Text Reset

# Regular            Bold                 Underline            High Intensity       BoldHigh Intens      Background           High Intensity Backgrounds
Bla='\33[0;30m';     BBla='\33[1;30m';    UBla='\33[4;30m';    IBla='\33[0;90m';    BIBla='\33[1;90m';   On_Bla='\33[40m';    On_IBla='\33[0;100m';
Red='\33[0;31m';     BRed='\33[1;31m';    URed='\33[4;31m';    IRed='\33[0;91m';    BIRed='\33[1;91m';   On_Red='\33[41m';    On_IRed='\33[0;101m';
Gre='\33[0;32m';     BGre='\33[1;32m';    UGre='\33[4;32m';    IGre='\33[0;92m';    BIGre='\33[1;92m';   On_Gre='\33[42m';    On_IGre='\33[0;102m';
Yel='\33[0;33m';     BYel='\33[1;33m';    UYel='\33[4;33m';    IYel='\33[0;93m';    BIYel='\33[1;93m';   On_Yel='\33[43m';    On_IYel='\33[0;103m';
Blu='\33[0;34m';     BBlu='\33[1;34m';    UBlu='\33[4;34m';    IBlu='\33[0;94m';    BIBlu='\33[1;94m';   On_Blu='\33[44m';    On_IBlu='\33[0;104m';
Pur='\33[0;35m';     BPur='\33[1;35m';    UPur='\33[4;35m';    IPur='\33[0;95m';    BIPur='\33[1;95m';   On_Pur='\33[45m';    On_IPur='\33[0;105m';
Cya='\33[0;36m';     BCya='\33[1;36m';    UCya='\33[4;36m';    ICya='\33[0;96m';    BICya='\33[1;96m';   On_Cya='\33[46m';    On_ICya='\33[0;106m';
Whi='\33[0;37m';     BWhi='\33[1;37m';    UWhi='\33[4;37m';    IWhi='\33[0;97m';    BIWhi='\33[1;97m';   On_Whi='\33[47m';    On_IWhi='\33[0;107m';

DIR=./

help(){
  echo "usage: `basename $0` [-h] [-d <directory>]"
  echo ""
  echo "simple syntax checker for puppet and erb files"
  echo "arguments:"
  echo "  -h:             displays this help"
  echo "  -d <directory>: checks .erb and .pp file of <directory>"
  echo "                  if not specified, checks from current"
  echo "                  directory (./)"
  exit 1
}

while getopts ":hd:" opt; do
  case $opt in

    h) help
        ;;
    d)
        DIR="$OPTARG"
        ;;
    \?)
        echo "Invalid option: -$OPTARG" >&2
        help
        exit 1
        ;;
    :)
      echo "Option -$OPTARG requires an argument." >&2
        help
        exit 1
        ;;
  esac
done

ok_message(){
    file="$1"
    width=$((80 - `echo ${file}|wc -c`))
    printf "${Gre}Syntax of ${Blu}[${BYel}${file}${Blu}]${Gre}%${width}sOK${RCol}\n" ' '
}

ko_message(){
    file="$1"
    width=$((66 - `echo ${file}|wc -c`))
    printf "${Red}Syntax check failed for ${Blu}[${BPur}${file}${Blu}]${Red}%${width}sKO${RCol}\n" ' '
}

validate_pp(){
    file="$1"
    puppet parser validate "$file"
    ret=$?
    if [ $ret -eq 0 ]
    then
        ok_message "$file"
    else
        ko_message "$file"
    fi
}

validate_erb(){
    file="$1"
    erb -x -T '-' "$file" | ruby -c 1>/dev/null 2>&1
    ret=$?
    if [ $ret -eq 0 ]
    then
        ok_message "$file"
    else
        ko_message "$file"
    fi
}

if ! [ -d "$DIR" ]
then
    printf "Directory $DIR doesn't exist\n"
    help
fi


find "$DIR" -name "*.pp" |while read file 
do
    validate_pp "$file"
done 

find "$DIR" -name "*.erb" |while read file 
do
    validate_erb "$file"
done