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February 15, 2017 10:05
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Prettify owncloud log and parses stack traces out of the message
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| #!/usr/bin/python | |
| import sys | |
| import json | |
| def expand_stack(data, count): | |
| # detect stack | |
| message = data['message'] | |
| stack_start = message.find('[{'); | |
| stack_end = message.rfind('}]'); | |
| if stack_start < 0 or stack_end < 0: | |
| return data | |
| try: | |
| stack = json.loads(message[stack_start:stack_end + 2]) | |
| data['message'] = message[0: stack_start] + "(see stack attribute)" | |
| data['stack'] = stack | |
| except: | |
| sys.stderr.write('Could not parse stack on line %i: %s' % (count, message)) | |
| return data | |
| def process_file(f): | |
| count = 1 | |
| for line in f: | |
| try: | |
| data = json.loads(line) | |
| data = expand_stack(data, count) | |
| print(json.dumps(data, indent=4)) | |
| except: | |
| sys.stderr.write('Could not parse line %i: %s' % (count, line)) | |
| count = count + 1 | |
| if len(sys.argv) > 1: | |
| for file_name in sys.argv[1:]: | |
| with open(file_name) as f: | |
| process_file(f) | |
| else: | |
| process_file(sys.stdin) |
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