#!/bin/bash

################################################################################
#
#  $0 is a toold that allows end users to execute simple admin tasks.
#
# Arguments:
#  {service}
#  {action}
#
# Return codes:
#  0 Exectuted without problem
#  1 Incorrect usage pattern.
#
# This software is licensed under the AGPL 3.0 or later, by
# ubergeek <ubergeek@thunix.net>
#
################################################################################

NOUN=$1
VERB=$2

###
# Functions
function usage() {
	cat << _EOF
$0 {service} {action}

  $0 is a tool that allows for end-user execution of simple administrative tasks, in a secure fashion.

  {service} and {action} are required arguments.
_EOF
	return
}

function ansible() {
	case $VERB in
		run)
			echo "Running the ansible playbok..."
			CURDIR=`pwd`
			cd /var/thunix/ansible/
			git pull
			cd $CURDIR
			ansible-playbook -i /var/thunix/ansible/hosts /var/thunix/ansible/site.yml
		;;
		pull)
			echo "Pulling the latest playbook..."
			CURDIR=`pwd`
			cd /var/thunix/ansible/
			git pull
			cd $CURDIR
		;;
		*)
			echo "That action was not recognized."
			usage
		;;
	esac
	return
}

function www() {
	if [ $NOUN = "www" ]; then 
		WORKDIR="/var/www/thunix.cf"
	fi
	if [ $NOUN = "gopher" ]; then 
		WORKDIR="/var/gopher"
	fi
  case $VERB in
    pull)
			echo "Pulling the latest $NOUN..."
      CURDIR=`pwd`
			cd $WORKDIR
			git pull
			cd $CURDIR
    ;;
		*)
			echo "That action was not recognized."
			usage
			exit 1
		;;
		esac
		return
}

function manpages () {

	case $VERB in
		pull)
			echo "Refreshing system documentation..."
			CURDIR=`pwd`
			cd /usr/local/man/man8
			git pull
			cd $CURDIR
		;;
		*)
			echo "That action was not recognized."
			usage
			exit 1
		;;
	esac
	return 
}

function aptupgrade() {
	apt update
	apt upgrade -y
	return
}

###
# Begin main part

case $NOUN in
	ansible)
		ansible
		exit 0
	;;
	www|gopher)
		www
		exit 0
	;;
	manpages)
		manpages
		exit 0
	;;
 	update)
		aptupgrade
		exit 0
	;;
	*)
		usage
		exit 1
	;;
esac