gistfile1.coffee

 series = _.map instances, (name) => (done) =>
    return done "no node defined with name #{name}" unless configuration.config.nodes[name]

    configuration.config.nodes[name].name = name;
    parallel = _.map [0..env.instances[name].qty-1], (i) => (done) =>
        if env.state == "disabled"
            logger.info "environment disabled, skipping node #{name}"
            return done()

        if env.instances[name].state == "disabled"
            logger.info "instance disabled, skipping node #{name}"
            return done()

        @createMachine env, configuration.config.nodes[name], i, (remove, machine) =>
            return done() unless remove
            @todestroy = _.reject @todestroy, (todestroy) => todestroy.name == machine.name
            done()

    async.parallel parallel, done

async.series series, cb