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#!/usr/bin/env python3
# SPDX-License-Identifier: GPL-2.0-only
#
# Copyright (C) 2019-2022 Red Hat, Inc. Daniel Bristot de Oliveira <bristot@kernel.org>
#
# dot2k: transform dot files into a monitor for the Linux kernel.
#
# For further information, see:
# Documentation/trace/rv/da_monitor_synthesis.rst
if __name__ == '__main__':
from dot2.dot2k import dot2k
import argparse
import sys
def is_container():
"""Should work even before parsing the arguments"""
return "-c" in sys.argv or "--container" in sys.argv
parser = argparse.ArgumentParser(description='transform .dot file into kernel rv monitor')
parser.add_argument('-d', "--dot", dest="dot_file", required=not is_container())
parser.add_argument('-t', "--monitor_type", dest="monitor_type", required=not is_container(),
help=f"Available options: {', '.join(dot2k.monitor_types.keys())}")
parser.add_argument('-n', "--model_name", dest="model_name", required=is_container())
parser.add_argument("-D", "--description", dest="description", required=False)
parser.add_argument("-a", "--auto_patch", dest="auto_patch",
action="store_true", required=False,
help="Patch the kernel in place")
parser.add_argument("-p", "--parent", dest="parent",
required=False, help="Create a monitor nested to parent")
parser.add_argument("-c", "--container", dest="container",
action="store_true", required=False,
help="Create an empty monitor to be used as a container")
params = parser.parse_args()
if not is_container():
print("Opening and parsing the dot file %s" % params.dot_file)
try:
monitor=dot2k(params.dot_file, params.monitor_type, vars(params))
except Exception as e:
print('Error: '+ str(e))
print("Sorry : :-(")
sys.exit(1)
print("Writing the monitor into the directory %s" % monitor.name)
monitor.print_files()
print("Almost done, checklist")
if not is_container():
print(" - Edit the %s/%s.c to add the instrumentation" % (monitor.name, monitor.name))
print(monitor.fill_tracepoint_tooltip())
print(monitor.fill_makefile_tooltip())
print(monitor.fill_kconfig_tooltip())
print(monitor.fill_monitor_tooltip())
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