forked from uncloud/uncloud
79 lines
2.4 KiB
Python
Executable file
79 lines
2.4 KiB
Python
Executable file
#!/usr/bin/env python3
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import argparse
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import logging
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import importlib
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import multiprocessing as mp
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import sys
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from logging.handlers import SysLogHandler
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from ucloud.common.logging import NoTracebackStreamHandler
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from ucloud.configure.main import configure_parser
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def exception_hook(exc_type, exc_value, exc_traceback):
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logging.getLogger(__name__).error(
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'Uncaught exception',
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exc_info=(exc_type, exc_value, exc_traceback)
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)
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sys.excepthook = exception_hook
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if __name__ == '__main__':
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# Setting up root logger
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logger = logging.getLogger()
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logger.setLevel(logging.DEBUG)
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syslog_handler = SysLogHandler(address='/dev/log')
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syslog_handler.setLevel(logging.DEBUG)
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syslog_formatter = logging.Formatter('%(pathname)s:%(lineno)d -- %(levelname)-8s %(message)s')
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syslog_handler.setFormatter(syslog_formatter)
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stream_handler = NoTracebackStreamHandler()
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stream_handler.setLevel(logging.INFO)
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stream_formatter = logging.Formatter('%(message)s')
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stream_handler.setFormatter(stream_formatter)
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logger.addHandler(syslog_handler)
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logger.addHandler(stream_handler)
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arg_parser = argparse.ArgumentParser()
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subparsers = arg_parser.add_subparsers(dest="command")
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api_parser = subparsers.add_parser("api")
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host_parser = subparsers.add_parser("host")
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host_parser.add_argument("--hostname", required=True)
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scheduler_parser = subparsers.add_parser("scheduler")
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filescanner_parser = subparsers.add_parser("filescanner")
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imagescanner_parser = subparsers.add_parser("imagescanner")
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metadata_parser = subparsers.add_parser("metadata")
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config_parser = subparsers.add_parser("configure")
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configure_parser(config_parser)
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args = arg_parser.parse_args()
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if not args.command:
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arg_parser.print_help()
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else:
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# if we start etcd in seperate process with default settings
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# i.e inheriting few things from parent process etcd3 module
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# errors out, so the following command configure multiprocessing
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# module to not inherit anything from parent.
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mp.set_start_method('spawn')
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arguments = vars(args)
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try:
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name = arguments.pop('command')
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mod = importlib.import_module("ucloud.{}.main".format(name))
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main = getattr(mod, "main")
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main(**arguments)
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except Exception as err:
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logger.exception(err)
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