File: //lib64/mft/python_tools/resourcedump/resourcedump.py
# Copyright (C) Jan 2020 Mellanox Technologies Ltd. All rights reserved.
#
# This software is available to you under a choice of one of two
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# General Public License (GPL) Version 2, available from the file
# COPYING in the main directory of this source tree, or the
# OpenIB.org BSD license below:
#
# Redistribution and use in source and binary forms, with or
# without modification, are permitted provided that the following
# conditions are met:
#
# - Redistributions of source code must retain the above
# copyright notice, this list of conditions and the following
# disclaimer.
#
# - Redistributions in binary form must reproduce the above
# copyright notice, this list of conditions and the following
# disclaimer in the documentation and/or other materials
# provided with the distribution.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
# BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
# ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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# --
#######################################################
#
# MlxResDump.py
# Python implementation of the Class MlxResDump
# Generated by Enterprise Architect
# Created on: 14-Aug-2019 10:11:58 AM
# Original author: talve
#
#######################################################
import sys
import os
if sys.version_info[0] < 3:
print("Error: This tool supports python 3.x only. Exiting...")
exit(1)
import argparse
from commands.CommandFactory import CommandFactory
from utils import constants as cs
sys.path.append(os.path.join("common"))
import tools_version
class MlxResDump:
"""This class is responsible for the resource dump UI by handling the user inputs and
and running the right command.
"""
@staticmethod
def _decimal_hex_check(inp):
"""This method check if the string input is hex or decimal.
if the input is hex the method convert it to decimal number
otherwise convert it to decimal number.
"""
try:
if inp.startswith("0x"):
inp = int(inp, 16)
else:
inp = int(inp)
return inp
except Exception as _:
msg = "wrong value: {0} is not decimal or hex".format(inp)
raise argparse.ArgumentTypeError(msg)
@staticmethod
def _decimal_hex_to_str_hex(inp):
"""This method check if the string input is hex or decimal.
and convert it to hex number.
in case that the input is not a number, the method will
return the input as is (str).
"""
try:
if inp.startswith("0x"):
inp = hex(int(inp, 16))
else:
inp = hex(int(inp))
return str(inp)
except Exception as _:
return inp
@staticmethod
def _num_of_objs_check(inp):
"""This method check if the num of objects parameter is valid
"""
if inp in (['all', 'active']):
if inp == 'all':
inp = cs.NUM_OF_OBJ_ALL
else:
inp = cs.NUM_OF_OBJ_ACTIVE
return inp
else:
try:
if inp.startswith("0x"):
inp = int(inp, 16)
else:
inp = int(inp)
return inp
except Exception as _:
msg = "numOfObj accepts the following values: ['all', 'active', number]"
raise argparse.ArgumentTypeError(msg)
@staticmethod
def _depth_check(inp):
"""This method check if the num depth parameter is valid
"""
if inp == "inf":
return inp
else:
try:
inp = int(inp)
return inp
except Exception as _:
msg = "depth accepts the following values: ['inf', number]"
raise argparse.ArgumentTypeError(msg)
def run(self):
# main parser
tool_name = os.path.basename(__file__.split('.')[0])
parser = argparse.ArgumentParser(prog=tool_name,
epilog="Use '{0} <command> -h' to read about a specific command.".format(tool_name),
formatter_class=argparse.RawTextHelpFormatter)
parser.add_argument('-v', '--version', action='version', help='Shows tool version',
version=tools_version.GetVersionString(tool_name, None))
# commands sub parser
commands = parser.add_subparsers(title='commands')
# dump sub parser
dump_parser = commands.add_parser(cs.RESOURCE_DUMP_COMMAND_TYPE_DUMP)
dump_parser.set_defaults(parser=cs.RESOURCE_DUMP_COMMAND_TYPE_DUMP)
# required arguments by dump sub parser
dump_required_args = dump_parser.add_argument_group('required arguments')
dump_required_args.add_argument(cs.UI_DASHES + cs.UI_ARG_DEVICE, cs.UI_DASHES_SHORT + cs.UI_ARG_DEVICE_SHORT,
help='The device name', required=True)
dump_required_args.add_argument(cs.UI_DASHES + cs.UI_ARG_SEGMENT, help='The segment to dump', required=True,
type=self._decimal_hex_to_str_hex)
dump_parser.add_argument(cs.UI_DASHES + cs.UI_ARG_VHCAID.replace("_", "-"),
help='The virtual HCA (host channel adapter, NIC) ID')
dump_parser.add_argument(cs.UI_DASHES + cs.UI_ARG_INDEX1,
help='The first context index to dump (if supported for this segment)',
type=self._decimal_hex_check)
dump_parser.add_argument(cs.UI_DASHES + cs.UI_ARG_INDEX2,
help='The second context index to dump (if supported for this segment)',
type=self._decimal_hex_check)
dump_parser.add_argument(cs.UI_DASHES + cs.UI_ARG_NUMOFOBJ1.replace("_", "-"),
help='The number of objects to be dumped (if supported for this segment). accepts: ["all", "active", number, depends on the capabilities]',
type=self._num_of_objs_check)
dump_parser.add_argument(cs.UI_DASHES + cs.UI_ARG_NUMOFOBJ2.replace("_", "-"),
help='The number of objects to be dumped (if supported for this segment). accepts: ["all", "active", number, depends on the capabilities]',
type=self._num_of_objs_check)
dump_parser.add_argument(cs.UI_DASHES + cs.UI_ARG_DEPTH,
help='The depth of walking through reference segments. 0 stands for flat, '
'1 allows crawling of a single layer down the struct, etc. "inf" for all',
type=self._depth_check)
dump_parser.add_argument(cs.UI_DASHES + cs.UI_ARG_BIN,
help='The output to a binary file that replaces the default print in hexadecimal,'
' a readable format')
# query sub parser
query_parser = commands.add_parser(cs.RESOURCE_DUMP_COMMAND_TYPE_QUERY)
query_parser.set_defaults(parser=cs.RESOURCE_DUMP_COMMAND_TYPE_QUERY)
query_parser.add_argument(cs.UI_DASHES + cs.UI_ARG_VHCAID.replace("_", "-"),
help='The virtual HCA (host channel adapter, NIC) ID')
# required arguments by query sub parser
query_required_args = query_parser.add_argument_group('required arguments')
query_required_args.add_argument(cs.UI_DASHES + cs.UI_ARG_DEVICE, cs.UI_DASHES_SHORT + cs.UI_ARG_DEVICE_SHORT,
help='The device name', required=True)
# args = parser.parse_args(
# 'dump -d test --source test2 --vHCAid 15 --index 1 --index2 2 --numOfObj1 10 --numOfObj2 20
# --depth inf --bin tt.txt'.split())
arguments = parser.parse_args()
if len(sys.argv) < 2:
parser.print_usage()
sys.exit(1)
return arguments
def create_command(arguments):
"""This method creates the right command.
"""
try:
command_type = arguments.parser
created_command = CommandFactory.create(command_type, **vars(arguments))
return created_command
except Exception as exp:
raise Exception("failed to create command of type: {0} with exception: {1}".format(command_type, exp))
if __name__ == '__main__':
try:
args = MlxResDump().run()
command = create_command(args)
command.execute()
except Exception as e:
print("Error: {0}. Exiting...".format(e))
sys.exit(1)