performs data collection for qpid dispatch router

def setup(self):
        """ performs data collection for qpid dispatch router """
        options = ""
        if self.get_option("port"):
            options = (options + " -b " + gethostname() +
                       ":%s" % (self.get_option("port")))
        # gethostname() is due to DISPATCH-156

        # for either present option, add --option=value to 'options' variable
        for option in ["ssl-certificate", "ssl-key", "ssl-trustfile"]:
            if self.get_option(option):
                options = (options + " --%s=" % (option) +
                           self.get_option(option))

        self.add_cmd_output([
            "qdstat -a" + options,  # Show Router Addresses
            "qdstat -n" + options,  # Show Router Nodes
            "qdstat -c" + options,  # Show Connections
            "qdstat -m" + options   # Show Broker Memory Stats
        ])

        self.add_copy_spec([
            "/etc/qpid-dispatch/qdrouterd.conf"
        ])