A CLI tool to create a new ORY Hydra client

new-client.sh

#!/bin/zsh
# new-client.sh - CLI tool to create a new client
# Copyright (C) 2024 blek! <me@blek.codes>
# 
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
# 
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
# 
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <https://www.gnu.org/licenses/>.

# How to use this program
# 1. You must run the ORY hydra in a docker container with a docker network
# 2. Put the network and the container name in these variables:

DOCKER_NET=''
DOCKER_CONT=''

NAME='false'
PASS='false'
SCOPE='url openid id email given_name family_name phone title picture profile_url offline login userkey'
REDIR_URL='false'
SREDIR_URL='false'
TWOFA='false'
TWOFA_SCOPE='2fa'

errcho() {
	>&2 echo $*
}
help() {
	echo 'new-client.sh - Create a new OIDC client'
	echo -e '   -n --name \t - Clients name (ID)'
	echo -e '   -p --pass \t - Password for the client'
	echo -e '   -r --redir \t - Sign in callback client parameter'
	echo -e '   -s --sredir \t - Sign out callback client parameter'
	echo -e '   -s --scope \t - OIDC Scope (optional)'
	echo -e '   -t --twofa \t - Should the client have 2fa access (optional)'
	echo -e '   -h --help \t - Display this sheet'
	echo -e 'Example:'
	echo -e '    # This command will create a client with name "test" with 2fa access:'
	echo -e '    $ new-client.sh -n test -p 123123 --twofa'
	echo
	echo -e '    This client will have the following OIDC Scope:'
	echo -e "    $SCOPE $TWOFA_SCOPE"
}

while [[ $# -gt 0 ]]; do
	case $1 in
		-n|--name|--id)
			NAME=$2
			shift
			shift
			;;
		-p|--pass|--secret)
			PASS=$2
			shift
			shift
			;;
		-r|--redir)
			REDIR_URL=$2
			shift
			shift
			;;
		-s|--sredir)
			SREDIR_URL=$2
			shift
			shift
			;;
		-s|--scope)
			SCOPE=$2
			shift
			shift
			;;
		-t|--twofa)
			TWOFA='true'
			shift
			;;
		-h|--help)
			help
			exit
			;;
		-*|--*)
			help
			exit
			;;
	esac
done

case "2fa" in $SCOPE)
	TWOFA='true'
	;;
esac

if [ $DOCKER_CONT = '' ]; then
	echo 'No docker container available. Please open the script in an editor for more info.'
	exit 1
fi

if [ $DOCKER_NET = '' ]; then
	echo 'No docker network available. Please open the script in an editor for more info.'
	exit 1
fi

if ! [[ "$EUID" = 0 ]]; then
	errcho This script must be run as root.
	exit 1
fi

if [ $NAME = 'false' ]; then
	errcho No name specified.
	help
	exit 1
fi

if [ $PASS = 'false' ]; then
	errcho No password specified.
	help
	exit 1
fi

if [ $SCOPE = '' ]; then
	errcho No scope specified.
	help
	exit 1
fi

if [ $TWOFA = 'false' ]; then
	echo "The client won't have access to 2fa"
	sleep 0.5 # time for the user to press CtrlC
fi

# the actual command
docker run --rm -it --network $DOCKER_NET oryd/hydra:v1.11.2 \
    clients create --endpoint http://$DOCKER_CONT:4445 \
    --id $NAME  \
    --secret $PASS  \
    -g authorization_code,refresh_token \
    -r token,code,id_token \
    --scope $SCOPE \
    --callbacks $REDIR_URL \
    --post-logout-callbacks $SREDIR_URL \
    --token-endpoint-auth-method client_secret_post