Created
March 9, 2016 11:45
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Pick/Merge dimensions in monasca_log_api
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| import random | |
| import string | |
| import time | |
| MSG_LEN = 1000 | |
| LOG_COUNT = 100000 | |
| def timer(fun, *args): | |
| start = time.time() | |
| _ = fun(*args) | |
| end = time.time() | |
| return end - start | |
| def gen_random_msg(): | |
| return ''.join(random.choice(string.lowercase) for _ in range(MSG_LEN)) | |
| def gen_logs(no_local_dims=False): | |
| logs = [] | |
| for it in xrange(LOG_COUNT): | |
| log_entry = { | |
| 'message': gen_random_msg() | |
| } | |
| if not no_local_dims: | |
| log_entry['dimensions'] = { | |
| 'path': '/var/log/some_app/logfile.log', | |
| 'application_type': 'some_app', | |
| 'log_level': 'DEBUG' | |
| } | |
| logs.append(log_entry) | |
| return logs | |
| def merge(request): | |
| global_dims = request.get('dimensions', {}) | |
| logs = request.get('logs', []) | |
| for log in logs: | |
| local_dims = log.get('dimensions', {}) | |
| dims = global_dims.copy() | |
| dims.update(local_dims) | |
| log['dimensions'] = dims | |
| def pick(request): | |
| global_dims = request.get('dimensions', {}) | |
| logs = request.get('logs', []) | |
| for log in logs: | |
| local_dims = log.get('dimensions', {}) | |
| dims = local_dims if local_dims else global_dims | |
| log['dimensions'] = dims.copy() | |
| def diff(ti_1, ti_2): | |
| return abs(((ti_2-ti_1)/ti_1)*100.0) | |
| ##################### test methods ###################### | |
| def no_globals_only_locals(): | |
| print 'no_globals_only_locals' | |
| log_request = { | |
| 'logs': gen_logs() | |
| } | |
| ti_1 = timer(merge, log_request) | |
| ti_2 = timer(pick, log_request) | |
| print '\tmerge', '\t >> \t', ti_1, ' s' | |
| print '\tpick', '\t >> \t', ti_2, ' s' | |
| print '\tdiff', '\t >> \t', diff(ti_1, ti_2), ' %' | |
| def global_and_locals(): | |
| print 'global_and_locals' | |
| log_request = { | |
| 'dimensions': { | |
| 'hostname': 'localhost', | |
| 'host_ip': '127.0.0.1', | |
| 'dir': '/var/log' | |
| }, | |
| 'logs': gen_logs() | |
| } | |
| ti_1 = timer(merge, log_request) | |
| ti_2 = timer(pick, log_request) | |
| print '\tmerge', '\t >> \t', ti_1, ' s' | |
| print '\tpick', '\t >> \t', ti_2, ' s' | |
| print '\tdiff', '\t >> \t', diff(ti_1, ti_2), ' %' | |
| def globals_no_locals(): | |
| print 'globals_no_locals' | |
| log_request = { | |
| 'dimensions': { | |
| 'hostname': 'localhost', | |
| 'host_ip': '127.0.0.1', | |
| 'dir': '/var/log' | |
| }, | |
| 'logs': gen_logs(True) | |
| } | |
| ti_1 = timer(merge, log_request) | |
| ti_2 = timer(pick, log_request) | |
| print '\tmerge', '\t >> \t', ti_1, ' s' | |
| print '\tpick', '\t >> \t', ti_2, ' s' | |
| print '\tdiff', '\t >> \t', diff(ti_1, ti_2), ' %' | |
| if __name__ == '__main__': | |
| no_globals_only_locals() | |
| global_and_locals() | |
| globals_no_locals() |
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