|
1 |
| -def main(): |
| 1 | +import argparse |
| 2 | +import json |
| 3 | +import logging |
| 4 | +import os |
| 5 | +import sys |
| 6 | + |
| 7 | + |
| 8 | +class PidFileExists(Exception): |
2 | 9 | pass
|
3 | 10 |
|
4 | 11 |
|
| 12 | +def add_slash(directory): |
| 13 | + if not directory.endswith("/"): |
| 14 | + dir_return = directory + "/" |
| 15 | + else: |
| 16 | + dir_return = directory |
| 17 | + return dir_return |
| 18 | + |
| 19 | + |
| 20 | +def process_pid_file(pid_f: str) -> bool: |
| 21 | + if os.path.isfile(pid_f): |
| 22 | + raise PidFileExists |
| 23 | + else: |
| 24 | + try: |
| 25 | + with open(pid_f, "w") as pid: |
| 26 | + pid.write(str(os.getpid())) |
| 27 | + return True |
| 28 | + except IOError as e: |
| 29 | + raise IOError(e) |
| 30 | + |
| 31 | + |
| 32 | +def main(): |
| 33 | + parser = argparse.ArgumentParser() |
| 34 | + |
| 35 | + parser.add_argument('-c', '--config', type=str, required=True, help="Path to config file", dest='config') |
| 36 | + parser.add_argument('-v', '--verbose', required=False, action='store_true', dest='verbose') |
| 37 | + |
| 38 | + args_cmd = parser.parse_args() |
| 39 | + config_file = args_cmd.config |
| 40 | + verbose = args_cmd.verbose |
| 41 | + |
| 42 | + config_open = open(config_file, encoding='utf-8') |
| 43 | + config_data = json.load(config_open) |
| 44 | + script_name = os.path.basename(sys.argv[0]).split(".") |
| 45 | + log_file = f"{add_slash(config_data['log_dir'])}{script_name[0]}.log" |
| 46 | + |
| 47 | + logger = logging.getLogger(__name__) |
| 48 | + logger.setLevel(logging.DEBUG) |
| 49 | + |
| 50 | + formatter = logging.Formatter('%(asctime)s:%(name)s:%(message)s') |
| 51 | + |
| 52 | + file_handler = logging.FileHandler(log_file) |
| 53 | + file_handler.setLevel(logging.INFO) |
| 54 | + file_handler.setFormatter(formatter) |
| 55 | + |
| 56 | + stream_handler = logging.StreamHandler() |
| 57 | + stream_handler.setFormatter(formatter) |
| 58 | + |
| 59 | + if verbose: |
| 60 | + logger.addHandler(file_handler) |
| 61 | + logger.addHandler(stream_handler) |
| 62 | + else: |
| 63 | + logger.addHandler(file_handler) |
| 64 | + |
| 65 | + pid_file = f"{add_slash(config_data['pid_file_path'])}{script_name[0]}.pid" |
| 66 | + nagios_file = f"{add_slash(config_data['pid_file_path'])}{script_name[0]}.nagios" |
| 67 | + try: |
| 68 | + process_pid_file(pid_file) |
| 69 | + except PidFileExists: |
| 70 | + logger.info(f"INFO pid file {pid_file} exists") |
| 71 | + sys.exit(1) |
| 72 | + except OSError as e: |
| 73 | + logger.exception(f"#### {e}") |
| 74 | + |
| 75 | + |
5 | 76 | if __name__ == "__main__":
|
6 | 77 | main()
|
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