forked from segmentio/analytics-php
/
file_reader.py
140 lines (95 loc) · 3.33 KB
/
file_reader.py
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import argparse
import json
import os
import random
import sys
import tempfile
import dateutil.parser as date_parser
from analytics.client import Client
clients = {}
def process_file(filename):
'''Processes the log file line by line'''
print 'Processing file', filename
with open(filename) as f:
for line in f:
process_line(line)
def process_line(line):
'''Tracks a single line by parsing its json and tracking'''
line = line.strip()
try:
contents = json.loads(line)
secret, action = contents['secret'], contents['action']
if action == 'track':
track(secret, contents)
elif action == 'identify':
identify(secret, contents)
elif action == 'alias':
alias(secret, contents)
else:
print 'Error processing call'
except Exception as e:
print 'Malformed JSON', e
def get_client(secret):
'''Returns or creates a new client by the secret'''
if secret not in clients:
clients[secret] = Client(secret)
return clients[secret]
def track(secret, contents):
'''Tracks an event'''
client = get_client(secret)
body = shared_properties(contents)
body['event'] = contents['event']
if contents['properties'] is not None:
body['properties'] = contents['properties']
return client.track(**body)
def identify(secret, contents):
'''Identifies a user with traits'''
client = get_client(secret)
body = shared_properties(contents)
if contents['traits'] is not None:
body['traits'] = contents['traits']
return client.identify(**body)
def alias(secret, contents):
'''Aliases from one user to the other'''
client = get_client(secret)
body = {
'from_id': contents['from'],
'to_id': contents['to'],
'timestamp': date_parser.parse(contents['timestamp']),
'context': contents['context']
}
return client.alias(**body)
def shared_properties(contents):
'''Returns the common properties between track and identify'''
return {
'user_id': contents['user_id'],
'timestamp': date_parser.parse(contents['timestamp']),
'context': contents['context']
}
'''
Processes the analytics.log file.
Requires: analytics-python (pip install analytics-python)
Usage:
python file_reader.py [--file /path/to/analytics.log]
'''
if __name__ == '__main__':
# Parse the file arguments
parser = argparse.ArgumentParser(
description='Read from the analytics.log file')
parser.add_argument('--file')
args = parser.parse_args()
default_file = os.path.join(tempfile.gettempdir(), 'analytics.log')
processing_filename = os.path.join(tempfile.gettempdir(),
'analytics-%d.log' % random.randint(0, 1000))
filename = args.file or default_file
if not os.path.exists(filename):
print 'Error: The filename you specified doesn\'t exist: ', filename
sys.exit(1)
# Move the file so that we don't read from constantly appended file.
# Then process it.
os.rename(filename, processing_filename)
process_file(processing_filename)
os.unlink(processing_filename)
for client in clients.values():
client.flush(async=False)
print 'Finished uploading analytics data'