diff options
Diffstat (limited to 'scripts/automation/trex_control_plane/console/parsing_opts.py')
| -rwxr-xr-x | scripts/automation/trex_control_plane/console/parsing_opts.py | 146 |
1 files changed, 118 insertions, 28 deletions
diff --git a/scripts/automation/trex_control_plane/console/parsing_opts.py b/scripts/automation/trex_control_plane/console/parsing_opts.py index c94a7461..d5c21af0 100755 --- a/scripts/automation/trex_control_plane/console/parsing_opts.py +++ b/scripts/automation/trex_control_plane/console/parsing_opts.py @@ -1,6 +1,8 @@ import argparse from collections import namedtuple import sys +import re +import os ArgumentPack = namedtuple('ArgumentPack', ['name_or_flags', 'options']) ArgumentGroup = namedtuple('ArgumentGroup', ['type', 'args', 'options']) @@ -13,30 +15,107 @@ ALL_PORTS = 3 PORT_LIST_WITH_ALL = 4 FILE_PATH = 5 FILE_FROM_DB = 6 -STREAM_FROM_PATH_OR_FILE = 7 +SERVER_IP = 7 +STREAM_FROM_PATH_OR_FILE = 8 +DURATION = 9 +FORCE = 10 # list of ArgumentGroup types MUTEX = 1 +def match_time_unit(val): + '''match some val against time shortcut inputs ''' + match = re.match("^(\d+)([m|h]?)$", val) + if match: + digit = int(match.group(1)) + unit = match.group(2) + if not unit: + return digit + elif unit == 'm': + return digit*60 + else: + return digit*60*60 + else: + raise argparse.ArgumentTypeError("Duration should be passed in the following format: \n" + "-d 100 : in sec \n" + "-d 10m : in min \n" + "-d 1h : in hours") + +def match_multiplier(val): + '''match some val against multiplier shortcut inputs ''' + match = re.match("^(\d+)(gb|kpps|%?)$", val) + if match: + digit = int(match.group(1)) + unit = match.group(2) + if not unit: + return digit + elif unit == 'gb': + raise NotImplementedError("gb units are not supported yet") + else: + raise NotImplementedError("kpps units are not supported yet") + else: + raise argparse.ArgumentTypeError("Multiplier should be passed in the following format: \n" + "-m 100 : multiply stream file by this factor \n" + "-m 10gb : from graph calculate the maximum rate as this bandwidth (for each port)\n" + "-m 10kpps : from graph calculate the maximum rate as this pps (for each port)\n" + "-m 40% : from graph calculate the maximum rate as this percent from total port (for each port)") + + + +def is_valid_file(filename): + if not os.path.isfile(filename): + raise argparse.ArgumentTypeError("The file '%s' does not exist" % filename) + + return filename OPTIONS_DB = {MULTIPLIER: ArgumentPack(['-m', '--multiplier'], - {'help': "Set multiplier for stream", 'dest': "mult", 'type': float}), + {'help': "Set multiplier for stream", + 'dest': "mult", + 'default': 1.0, + 'type': match_multiplier}), + PORT_LIST: ArgumentPack(['--port'], {"nargs": '+', - # "action": "store_" + 'dest':'ports', + 'metavar': 'PORTS', + 'type': int, 'help': "A list of ports on which to apply the command", 'default': []}), + ALL_PORTS: ArgumentPack(['-a'], {"action": "store_true", - "dest": "all", + "dest": "all_ports", 'help': "Set this flag to apply the command on all available ports"}), + DURATION: ArgumentPack(['-d'], + {'action': "store", + 'metavar': 'TIME', + 'dest': 'duration', + 'type': match_time_unit, + 'default': -1.0, + 'help': "Set duration time for TRex."}), + + FORCE: ArgumentPack(['--force'], + {"action": "store_true", + 'default': False, + 'help': "Set if you want to stop active ports before applying new TRex run on them."}), FILE_PATH: ArgumentPack(['-f'], - {'help': "File path to YAML file that describes a stream pack"}), + {'metavar': 'FILE', + 'dest': 'file', + 'nargs': 1, + 'type': is_valid_file, + 'help': "File path to YAML file that describes a stream pack. "}), + FILE_FROM_DB: ArgumentPack(['--db'], - {'help': "A stream pack which already loaded into console cache."}), + {'metavar': 'LOADED_STREAM_PACK', + 'help': "A stream pack which already loaded into console cache."}), + + SERVER_IP: ArgumentPack(['--server'], + {'metavar': 'SERVER', + 'help': "server IP"}), + # advanced options PORT_LIST_WITH_ALL: ArgumentGroup(MUTEX, [PORT_LIST, ALL_PORTS], @@ -49,35 +128,45 @@ OPTIONS_DB = {MULTIPLIER: ArgumentPack(['-m', '--multiplier'], class CCmdArgParser(argparse.ArgumentParser): - def __init__(self, *args, **kwargs): + def __init__(self, stateless_client, *args, **kwargs): super(CCmdArgParser, self).__init__(*args, **kwargs) - pass - - # def error(self, message): - # try: - # super(CCmdArgParser, self).error(message) # this will trigger system exit! - # except SystemExit: - # return -1 - # - # # self.print_usage(sys.stderr) - # # print ('%s: error: %s\n') % (self.prog, message) - # # self.print_help() - # return - - def exit(self, status=0, message=None): + self.stateless_client = stateless_client + + def parse_args(self, args=None, namespace=None): try: - super(CCmdArgParser, self).exit(status, message) # this will trigger system exit! + opts = super(CCmdArgParser, self).parse_args(args, namespace) + if opts is None: + return None + + if getattr(opts, "all_ports", None): + opts.ports = self.stateless_client.get_port_ids() + + if getattr(opts, "ports", None): + for port in opts.ports: + if not self.stateless_client.validate_port_list([port]): + self.error("port id '{0}' is not a valid port id\n".format(port)) + + return opts + except SystemExit: - return -1 - return + # recover from system exit scenarios, such as "help", or bad arguments. + return None + + +def get_flags (opt): + return OPTIONS_DB[opt].name_or_flags -def gen_parser(op_name, description, *args): - parser = CCmdArgParser(prog=op_name, conflict_handler='resolve', - # add_help=False, +def gen_parser(stateless_client, op_name, description, *args): + parser = CCmdArgParser(stateless_client, prog=op_name, conflict_handler='resolve', description=description) for param in args: try: - argument = OPTIONS_DB[param] + + if isinstance(param, int): + argument = OPTIONS_DB[param] + else: + argument = param + if isinstance(argument, ArgumentGroup): if argument.type == MUTEX: # handle as mutually exclusive group @@ -99,5 +188,6 @@ def gen_parser(op_name, description, *args): raise KeyError("The attribute '{0}' is missing as a field of the {1} option.\n".format(cause, param)) return parser + if __name__ == "__main__": pass
\ No newline at end of file |