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decode json log of kubernetes log
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| #!/usr/bin/env python | |
| # | |
| # save to $PATH as "jslog" | |
| # and use as: | |
| # kubectl logs xxx | jslog | |
| # | |
| import sys | |
| import json | |
| import argparse | |
| from datetime import datetime | |
| def convert_timestamp(timestamp): | |
| sec = int(timestamp['seconds']) | |
| nano = timestamp['nanos'] | |
| s = datetime.fromtimestamp(sec).isoformat() | |
| return s + '.' + str(nano)[0:3] | |
| def main(args): | |
| for line in sys.stdin: | |
| try: | |
| d = json.loads(line.rstrip('\n')) | |
| ts = "" | |
| if args.timestamp: | |
| ts = convert_timestamp(d['timestamp']) | |
| print(ts + " " + d['message']) | |
| else: | |
| print(d['message']) | |
| except: | |
| print(line.rstrip('\n')) | |
| parser = argparse.ArgumentParser(); | |
| parser.add_argument('-t', '--timestamp', default=False, action='store_true', help="print timestamp") | |
| args = parser.parse_args() | |
| main(args) |
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