ntofto-web/integrate at master · nnnn20430/ntofto-web · GitHub

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#!/bin/bash

# constants
declare -r INVOKED_DIR="$PWD"
declare -r SCRIPT_ROOT=$(cd "${0%/*}" && echo "$PWD")

# print the command and execute it
echo_exec() {
	echo "$@"
	"$@"
}

confirm_install_dir() {(
	status=0
	error=""

	finish() {
		if test $status -eq 0; then
			echo "OK"
			return $status
		else
			echo "FAIL"
			echo $error
			return $status
		fi
	}

	fail() {
		error="anomaly detected in install directory"
		status=1
	}

	echo -n "checking if the script was run correctly... "

	test -d "./builds" || fail
	test -d "./pkg" || fail
	test -d "./src" || fail
	test -x "./integrate" || fail
	test -x "./launcher" || fail

	finish
)}

prepare_users() {(
	status=0
	error=""

	finish() {
		if test $status -eq 0; then
			echo "OK"
			return $status
		else
			echo "FAIL"
			echo $error
			return $status
		fi
	}

	fail() {
		error="couldn't create users/groups"
		status=1
	}

	echo -n "making sure appropriate users/groups exist... "

	if id "ntofto-web" >/dev/null 2>&1;then :; else
		echo
		echo -n '> '
		echo_exec useradd \
		 -c "NTOFTO Web Package" \
		 -d "${SCRIPT_ROOT}" \
		 -p '*' \
		 -Mr "ntofto-web" || fail
		echo -n '... '
	fi

	finish
)}

set_dir_own() {
	status=0
	error=""

	finish() {
		if test $status -eq 0; then
			echo "OK"
			return $status
		else
			echo "FAIL"
			echo $error
			return $status
		fi
	}

	fail() {
		error="couldn't claim directory ownership"
		status=1
	}

	echo -n "setting directory ownership... "

	echo
	echo -n '> '
	echo_exec chown -R "ntofto-web:ntofto-web" "${SCRIPT_ROOT}" || fail
	echo -n '... '

	finish
}

set_dir_mod() {
	status=0
	error=""

	finish() {
		if test $status -eq 0; then
			echo "OK"
			return $status
		else
			echo "FAIL"
			echo $error
			return $status
		fi
	}

	fail() {
		error="couldn't set directory modes"
		status=1
	}

	echo -n "setting directory modes... "

	echo
	echo -n '> '
	echo_exec chmod 02770 "${SCRIPT_ROOT}" || fail
	echo -n '... '

	finish
}

main() {
	cd "$SCRIPT_ROOT"

	if test ${UID} -ne 0; then
		echo "!!! this script must be run as root"
	fi

	fail() {
		echo
		echo "Aborting"
		exit 1
	}

	confirm_install_dir || fail
	echo
	prepare_users || fail
	echo
	set_dir_own || fail
	echo
	set_dir_mod || fail
}

main