gistfile1.txt

#!/usr/bin/env bash

# Defining some colors for output
NC='\033[0m' # No Color
RED='\033[0;31m'
YELLOW='\033[0;33m'
GREEN='\033[0;32m'
BLUE='\033[0;34m'
MAGENTA='\033[0;35m'
CYAN='\033[0;36m'
WHITE='\033[0;37m'

repeat_char(){
  COLOR=${1}
	for i in {1..50}; do echo -ne "${!COLOR}$2${NC}"; done
}

log_msg() {
    COLOR=${1}
      MSG="${@:2}"
    echo -e "\n${!COLOR}## ${MSG}${NC}"
}

log() {
  MSG="${@:2}"
  echo; repeat_char ${1} '#'; log_msg ${1} ${MSG}; repeat_char ${1} '#'; echo
}

repeat(){
	local start=1
	local end=${1:-80}
	local str="${2:-=}"
	local range=$(seq $start $end)
	for i in $range ; do echo -n "${str}"; done
}

check_os_linux_distro() {
  platform='unknown'
  unamestr=$(uname)
  if [[ "$unamestr" == 'Linux' ]]; then
     platform='linux'
  elif [[ "$unamestr" == 'Darwin' ]]; then
     platform='darwin'
  fi

  if [[ $platform == 'linux' ]]; then
     echo "Linux OS ...."
  elif [[ $platform == 'darwin' ]]; then
     echo "Macos OS ...."
  fi
}

HELP_CONTENT="
Usage: local-tap.sh [OPTIONS]
Options:
[Global Mandatory Flags]
  --action : What action to take - create,stop,start,status,delete,prepare
[Global Optional Flags]
  --help : show this help menu
[Mandatory Flags - Used by the Create/Delete Action]
  --xxxxx-yyyyy : User for xxxxxxxx
[Optional Flags - For Create Action]
  --tap-profile : TAP Installation Profile. (Default full)
  --supply-chain : The supply chain to install (Default basic) Options: basic, testing, testing_scanning
  --tap-version : Version of TAP. - (Default 1.1.1)"
  
if [[ $# == 0 ]]; then
  echo "No Flags were passed. Run with --help flag to get usage information"
  exit 1
fi

while test $# -gt 0; do
  case "$1" in
    --action)
      shift
      action=$1
      shift
      ;;
    --version)
      shift
      platform_version=$1
      shift
      ;;
    --help)
      echo "$HELP_CONTENT"
      exit 1
      ;;
    *)
      echo "$1 is not a recognized flag!"
      exit 1
      ;;
  esac
done

unameOut="$(uname -s)"
case "${unameOut}" in
    Linux*)     machine_os=Linux;;
    Darwin*)    machine_os=Mac;;
    *)          machine_os="UNKNOWN:${unameOut}"
esac

: 

if [[ $machine_os != "Mac" && $machine_os != "Linux" ]]; then
  echo "Only Mac and Linux are currently supported. your machine returned the type of $machine_os"
  exit 1
fi

# Validate an action was selected
if ! [[ $action ]]; then
  echo "You must specify the action the script should perform via the --action flag"
  exit 1
fi

if ! [[ $platform_version ]]; then
  platform_version="1.2.0"
fi

case $action in
  start)
    echo "I'm starting"
    echo "Tanzu TAP using ${tanzunet_user}"
    echo "....";;
  stop)
    echo "I'm stopping"
    echo "Tanzu TAP"
    echo "....";;
  status)
    echo "Here is the"
    echo "Tanzu"
    echo "status....";;
esac