Common scripts:

#!/bin/bash

# Copyright 2021-2023 H2020 TeraFlow (https://www.teraflow-h2020.eu/)

#

# Licensed under the Apache License, Version 2.0 (the "License");

# you may not use this file except in compliance with the License.

# You may obtain a copy of the License at

#

#      http://www.apache.org/licenses/LICENSE-2.0

#

# Unless required by applicable law or agreed to in writing, software

# distributed under the License is distributed on an "AS IS" BASIS,

# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

# See the License for the specific language governing permissions and

# limitations under the License.

import logging, os, re, sys

from io import TextIOWrapper

from pathlib import Path

from typing import Set

logging.basicConfig(level=logging.INFO)

LOGGER = logging.getLogger(__name__)

ROOT_PATH = '.'

FILE_PATH_SKIPPED    = 'out-no-header.txt'

FILE_PATH_NO_HEADER  = 'out-excluded.txt'

FILE_PATH_UPDATED    = 'out-updated.txt'

FILE_PATH_EXCLUSIONS = 'out-exclusions.txt'

RE_OLD_COPYRIGHT_1  = re.compile(r'^\#\ Copyright\ 2021\-2023\ H2020\ TeraFlow\ \(https\:\/\/www\.teraflow\-h2020\.eu\/\)$')

STR_NEW_COPYRIGHT_1 = '# Copyright 2022-2023 ETSI TeraFlowSDN - TFS OSG (https://tfs.etsi.org/)'

RE_OLD_COPYRIGHT_2  = re.compile(r'^\/\/\ Copyright\ 2021\-2023\ H2020\ TeraFlow\ \(https\:\/\/www\.teraflow\-h2020\.eu\/\)$')

STR_NEW_COPYRIGHT_2 = '// Copyright 2022-2023 ETSI TeraFlowSDN - TFS OSG (https://tfs.etsi.org/)'

def skip_file(file_path : str) -> bool:

    if file_path.endswith('.pyc'): return True

    if file_path.endswith('.png'): return True

    if file_path.endswith('.jar'): return True

    if file_path.endswith('/tstat'): return True

    if file_path.endswith('/coverage/.coverage'): return True

    if '/__pycache__/' in file_path: return True

    if '/.mvn/' in file_path: return True

    if '/automation/target/generated-sources/grpc/' in file_path: return True

    if '/automation/target/kubernetes/' in file_path: return True

    if '/policy/target/generated-sources/grpc/' in file_path: return True

    if '/policy/target/kubernetes/' in file_path: return True

    return False

def process_line(line_in : str) -> str:

    line_out = RE_OLD_COPYRIGHT_1.sub(STR_NEW_COPYRIGHT_1, line_in)

    if line_out != line_in: return line_out

    line_out = RE_OLD_COPYRIGHT_2.sub(STR_NEW_COPYRIGHT_2, line_in)

    if line_out != line_in: return line_out

    return line_in

def process_file(

    file_path : str, file_no_header : TextIOWrapper, file_skipped : TextIOWrapper, file_updated : TextIOWrapper

) -> None:

    if skip_file(file_path):

        file_skipped.write(file_path + '\n')

        return

    LOGGER.info('  File {:s}...'.format(str(file_path)))

    #_,extension = os.path.splitext(file_path)

    #temp_file_path = file_path + '.temp'

    replaced = False

    try:

        with open(file_path, encoding='UTF-8') as source:

            #with open(temp_file_path, 'w', encoding='UTF-8') as target:

            for line_in in source:

                line_out = process_line(line_in)

                #target.write(line_out)

                replaced = replaced or (line_out != line_in)

    except: # pylint: disable=bare-except

        replaced = False

    if not replaced:

        file_no_header.write(file_path + '\n')

    else:

        file_updated.write(file_path + '\n')

    #os.rename(temp_file_path, file_path)

def main() -> int:

    with open(FILE_PATH_NO_HEADER, 'w', encoding='UTF-8') as file_no_header:

        with open(FILE_PATH_SKIPPED, 'w', encoding='UTF-8') as file_skipped:

            with open(FILE_PATH_UPDATED, 'w', encoding='UTF-8') as file_updated:

                for dirpath, _, filenames in os.walk(ROOT_PATH):

                    LOGGER.info('Folder {:s}...'.format(str(dirpath)))

                    for filename in filenames:

                        file_path = os.path.join(dirpath, filename)

                        process_file(file_path, file_no_header, file_skipped, file_updated)

    return 0

if __name__ == '__main__':

    sys.exit(main())