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August 29, 2015 14:25
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A simple python script to format json logs getting pipped in from stdin
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| #!/usr/bin/env python | |
| import sys | |
| import json | |
| def print_json(l): | |
| try: | |
| j = json.loads(l) | |
| print json.dumps(j, indent=4, sort_keys=True) | |
| print "-" * 50 | |
| except: | |
| pass | |
| try: | |
| buff = '' | |
| while True: | |
| buff += sys.stdin.read(1) | |
| if buff.endswith('\n'): | |
| print_json(buff[:-1]) | |
| buff = '' | |
| except KeyboardInterrupt: | |
| sys.stdout.flush() | |
| pass |
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| chmod +x /path/to/json_print.py | |
| tail -f file.log | /path/to/json_print.py | |
| Example | |
| { | |
| "level": "info", | |
| "message": "publishing check request", | |
| "payload": { | |
| "command": "/usr/lib64/sensu/plugins/check_rabbitmq_cluster.py", | |
| "issued": 1438012694, | |
| "name": "check_rabbitmq_cluster" | |
| }, | |
| "subscribers": [ | |
| "rabbit" | |
| ], | |
| "timestamp": "2015-07-27T15:58:14.118235+0000" | |
| } | |
| -------------------------------------------------- | |
| { | |
| "level": "info", | |
| "message": "publishing check request", | |
| "payload": { | |
| "command": "/usr/lib64/sensu/plugins/check_devcenter.py", | |
| "issued": 1438012694, | |
| "name": "check_devcenter" | |
| }, | |
| "subscribers": [ | |
| "monitor" | |
| ], | |
| "timestamp": "2015-07-27T15:58:14.449236+0000" | |
| } | |
| -------------------------------------------------- |
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