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Merge pull request #276 from alltilla/grpc-factor-out-common-classes
grpc: factor out base classes for gRPC based drivers
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,5 +1,7 @@ | ||
| #!/usr/bin/env python3 | ||
| ############################################################################# | ||
| # Copyright (c) 2024 Axoflow | ||
| # Copyright (c) 2024 Attila Szakacs <[email protected]> | ||
| # Copyright (c) 2010-2017 Balabit | ||
| # | ||
| # This library is free software; you can redistribute it and/or | ||
|
|
@@ -33,36 +35,65 @@ | |
| import sys | ||
| import codecs | ||
|
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||
| grammar_file = os.path.join(os.environ.get('top_srcdir', ''), 'lib/cfg-grammar.y') | ||
| if not os.path.isfile(grammar_file): | ||
| grammar_file = os.path.join(os.path.dirname(os.path.abspath(__file__)), 'cfg-grammar.y') | ||
| if not os.path.isfile(grammar_file): | ||
| sys.exit('Error opening cfg-grammar.y') | ||
| ROOT_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__))) | ||
| COMMON_GRAMMAR_FILE = 'lib/cfg-grammar.y' | ||
| BLOCKS = {} | ||
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| def locate_file(file_name): | ||
| full_path = os.path.join(os.environ.get('top_srcdir', ''), file_name) | ||
| if not os.path.isfile(full_path): | ||
| full_path = os.path.join(ROOT_DIR, file_name) | ||
| if not os.path.isfile(full_path): | ||
| sys.exit('Error opening ' + file_name) | ||
| return full_path | ||
|
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| def print_to_stdout(line): | ||
| if sys.hexversion >= 0x3000000: | ||
| sys.stdout.buffer.write(line.encode("utf-8")) | ||
| else: | ||
| print(line.encode("utf-8"), end='') | ||
|
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||
| def include_block(block_type): | ||
| start_marker = 'START_' + block_type | ||
| end_marker = 'END_' + block_type | ||
|
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| with codecs.open(grammar_file, encoding="utf-8") as f: | ||
| in_block = False | ||
| def collect_block_definitions(file_name): | ||
| with codecs.open(locate_file(file_name), encoding="utf-8") as f: | ||
| block_name = None | ||
| block = [] | ||
| for line in f: | ||
| if start_marker in line: | ||
| in_block = True | ||
| elif end_marker in line: | ||
| in_block = False | ||
| elif in_block: | ||
| print_to_stdout(line) | ||
|
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||
| for line in fileinput.input(openhook=fileinput.hook_encoded("utf-8")): | ||
| if 'INCLUDE_DECLS' in line: | ||
| include_block('DECLS') | ||
| elif 'INCLUDE_RULES' in line: | ||
| include_block('RULES') | ||
| else: | ||
| print_to_stdout(line) | ||
| if line.startswith('/* START_') and line.endswith(' */\n'): | ||
| block_name = line[len('/* START_'):-len(' */\n')] | ||
| elif block_name and line == '/* END_' + block_name + ' */\n': | ||
| BLOCKS[block_name] = BLOCKS.get(block_name, '') + ''.join(block) | ||
| block_name = None | ||
| block = [] | ||
| elif block_name: | ||
| block.append(line) | ||
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| def include_block(block_type): | ||
| try: | ||
| print_to_stdout(BLOCKS[block_type]) | ||
| except KeyError: | ||
| sys.exit('Block not found: ' + block_type) | ||
|
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| def print_preprocessed_grammar(): | ||
| for line in fileinput.input(openhook=fileinput.hook_encoded("utf-8")): | ||
| if line.startswith('/* INCLUDE_') and line.endswith(' */\n'): | ||
| block_name = line[len('/* INCLUDE_'):-len(' */\n')] | ||
| include_block(block_name) | ||
| elif line.startswith('/* REQUIRE ') and line.endswith(' */\n'): | ||
| file_name = line[len('/* REQUIRE '):-len(' */\n')] | ||
| collect_block_definitions(file_name) | ||
| else: | ||
| print_to_stdout(line) | ||
|
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| def main(): | ||
| collect_block_definitions(COMMON_GRAMMAR_FILE) | ||
| print_preprocessed_grammar() | ||
|
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||
|
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||
| if __name__ == '__main__': | ||
| main() | ||
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