Cancel all Stripe subscriptions

cancel-stripe-subscriptions.js

var STRIPE_SECRET_KEY = 'YOUR_KEY';
var OBJECTS_PER_REQUEST = 100;

var stripe = require('stripe')(STRIPE_SECRET_KEY);

function processSubs(err, subs) {
  if (err) {
    console.log(err);
    return;
  }
  if (!subs) {
    return;
  }
  console.log('Subs=' + subs['data'].length);
  if (!subs['data'].length) {
    return;
  }

  for (var j = 0; j < subs['data'].length; j++) {
    var sub = subs['data'][j];
    console.log('Canceling ' + sub['customer'] + ' ' + sub['id']);
    stripe.customers.cancelSubscription(sub['customer'], sub['id'], function(err, confirmation) {
      if (err) {
        console.log(err);
        return;
      }
      console.log(confirmation);
    });
  }
  if (subs['has_more']) {
    var sub = subs['data'][subs['data'].length - 1];
    subscriptionList(sub['customer'], sub['id']);
  }
}

function subscriptionList(customerId, startingAfter) {
  var options = { 'customer': customerId, 'limit': OBJECTS_PER_REQUEST };
  if (startingAfter) {
    options['starting_after'] = startingAfter;
  }

  stripe.customers.listSubscriptions(options, processSubs);
}

function customerList(startingAfter) {
  var options = { 'limit': OBJECTS_PER_REQUEST };
  if (startingAfter) {
    options['starting_after'] = startingAfter;
  }

  stripe.customers.list(options, function(err, customers) {
    if (err) {
      console.log(err);
      return;
    }
    if (!customers) {
      return;
    }
    console.log('Customers=' + customers['data'].length);
    if (!customers['data'].length) {
      return;
    }

    for (var i = 0; i < customers['data'].length; i++) {
      var customer = customers['data'][i];
      processSubs(null, customer['subscriptions']);
    }

    if (customers['has_more']) {
      var customer = customers['data'][customers['data'].length - 1];
      customerList(customer['id']);
    }
  });
}

customerList(null);

this script worked well for me, thanks @kennberg

Worked perfect, thank you!