A script to obtain a Firebase JWT key for auth testing purposes.

login.sh

#!/bin/bash

# Example usage:
# ./login.sh --email <email> --password <password> --apikey <api_key>

usage() {
  echo "Usage: $0 --email <email> --password <password> --apikey <api_key>"
}

while [[ $# -gt 0 ]]
do
key="$1"

case $key in
    --email)
    email="$2"
    shift # past argument
    shift # past value
    ;;
    --password)
    password="$2"
    shift # past argument
    shift # past value
    ;;
    --apikey)
    api_key="$2"
    shift # past argument
    shift # past value
    ;;
    *)    # unknown option
    usage
    exit 1
    ;;
esac
done

if [ -z "$email" ] || [ -z "$password" ] || [ -z "$api_key" ]; then
  usage
  exit 1
fi

curl "https://www.googleapis.com/identitytoolkit/v3/relyingparty/verifyPassword?key=$api_key" \
-H 'Content-Type: application/json' \
--data-binary "{\"email\":\"$email\",\"password\":\"$password\",\"returnSecureToken\":true}"