Wrapper to fetch CSRF token and authenticate via the login page

login-csrf.sh

#!/usr/bin/env sh
# Wrapper to fetch CSRF token and authenticate via the login page

url='http://localhost:3002'
login="${url}/sign_in"

curl -sS -c cookies.txt "$login" |
    htmlstar sel -t -v "//_:input[@name='csrf_token']/@value" -o '
' | xargs -I{} curl -sS -c cookies.txt -b cookies.txt "$login" \
        --data-urlencode 'user[email][email protected]' \
        --data-urlencode 'user[password]=password' \
        --data-urlencode 'csrf_token={}' \
        -o /dev/null

curl -sS -b cookies.txt -c cookies.txt "$url" -o /dev/null \
    -w '%{http_code}\n' | xargs test 200 -eq \
    && printf 'Logged in.\n' 1>&2

tmux send "c -b cookies.txt -c cookies.txt ${url}/"