def validate()

in ccmlib/cmds/cluster_cmds.py [0:0]

• 30 lines of code
• 12 McCabe index (conditional complexity)

    def validate(self, parser, options, args):
        Cmd.validate(self, parser, options, args, node_name=True, load_cluster=True, load_node=False)

        if options.itfs is None and (options.thrift_itf is None or options.storage_itf is None or options.binary_itf is None):
            print_('Missing thrift and/or storage and/or binary protocol interfaces or jmx port', file=sys.stderr)
            parser.print_help()
            exit(1)

        if self.name in self.cluster.nodes:
            print_("This name is already in use. Choose another.", file=sys.stderr)
            parser.print_help()
            exit(1)

        used_jmx_ports = [node.jmx_port for node in self.cluster.nodelist()]
        if options.jmx_port in used_jmx_ports:
            print_("This JMX port is already in use. Choose another.", file=sys.stderr)
            parser.print_help()
            exit(1)

        if options.thrift_itf is None:
            options.thrift_itf = options.itfs
        if options.storage_itf is None:
            options.storage_itf = options.itfs
        if options.binary_itf is None:
            options.binary_itf = options.itfs

        self.thrift = common.parse_interface(options.thrift_itf, 9160)
        self.storage = common.parse_interface(options.storage_itf, 7000)
        self.binary = common.parse_interface(options.binary_itf, 9042)

        if self.binary[0] != self.thrift[0]:
            print_('Cannot set a binary address different from the thrift one', file=sys.stderr)
            exit(1)

        self.jmx_port = options.jmx_port
        self.remote_debug_port = options.remote_debug_port
        self.initial_token = options.initial_token