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90 lines
2.8 KiB
90 lines
2.8 KiB
#!/usr/bin/env python
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#
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#===- pipeline_helper.py - Remote Index pipeline Helper *- python -------*--===#
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#
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# Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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# See https://llvm.org/LICENSE.txt for license information.
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# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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#
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#===------------------------------------------------------------------------===#
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import argparse
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import os
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import subprocess
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from socket import socket
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import sys
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import time
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import threading
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def kill_server_after_delay(server_process):
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time.sleep(10)
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if server_process.poll() is None:
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server_process.kill()
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def main():
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parser = argparse.ArgumentParser()
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parser.add_argument('--input-file-name', required=True)
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parser.add_argument('--project-root', required=True)
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parser.add_argument('--index-file', required=True)
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parser.add_argument('--server-arg', action='append', default=[])
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parser.add_argument('--server-log', nargs='?', type=argparse.FileType('wb'), default=os.devnull)
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args = parser.parse_args()
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# Grab an available port.
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with socket() as s:
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s.bind(('localhost', 0))
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server_address = 'localhost:' + str(s.getsockname()[1])
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print('Initializing clangd-index-server...', file=sys.stderr)
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index_server_process = subprocess.Popen([
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'clangd-index-server', '--server-address=' + server_address,
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args.index_file, args.project_root
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] + args.server_arg,
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stderr=subprocess.PIPE)
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# This will kill index_server_process if it hangs without printing init
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# message.
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shutdown_thread = threading.Thread(
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target=kill_server_after_delay, args=(index_server_process,))
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shutdown_thread.daemon = True
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shutdown_thread.start()
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# Wait for the server to warm-up.
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found_init_message = False
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while index_server_process.poll() is None:
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line = index_server_process.stderr.readline()
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args.server_log.write(line)
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args.server_log.flush()
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if b'Server listening' in line:
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print('Server initialization complete.', file=sys.stderr)
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found_init_message = True
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break
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if not found_init_message:
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print('Server initialization failed. Shutting down.', file=sys.stderr)
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sys.exit(1)
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in_file = open(args.input_file_name)
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print('Staring clangd...', file=sys.stderr)
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clangd_process = subprocess.Popen([
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'clangd', '--remote-index-address=' + server_address,
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'--project-root=' + args.project_root, '--lit-test', '--sync'
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],
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stdin=in_file)
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clangd_process.wait()
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print(
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'Clangd executed successfully, shutting down child processes.',
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file=sys.stderr)
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index_server_process.kill()
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for line in index_server_process.stderr:
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args.server_log.write(line)
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args.server_log.flush()
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if __name__ == '__main__':
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main()
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