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Detect alternative TomTom rate limit header

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Also flexibilizes detection by making it case-insensitive and allowing for text around the message
Fixes 545
This commit is contained in:
Javier Goizueta
2019-03-04 15:41:24 +01:00
parent 8507067901
commit f0a9779a8d
1 changed files with 10 additions and 4 deletions
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14
server/lib/python/cartodb_services/cartodb_services/tools/qps.py
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@@ -2,13 +2,17 @@ import time
import random
from datetime import datetime
from exceptions import TimeoutException
import re
DEFAULT_RETRY_TIMEOUT = 60
DEFAULT_QUERIES_PER_SECOND = 10
TOMTOM_403_RATE_LIMIT_HEADER = 'Account Over Queries Per Second Limit'
TOMTOM_403_RATE_LIMIT_HEADERS = [
'Account Over Queries Per Second Limit',
'Developer Over Qps'
]
TOMTOM_DETAIL_HEADER = 'X-Error-Detail-Header'
TOMTOM_403_RATE_LIMIT_HEADER_PATTERN = re.compile('|'.join(TOMTOM_403_RATE_LIMIT_HEADERS), re.IGNORECASE)
def qps_retry(original_function=None, **options):
""" Query Per Second retry decorator
@@ -49,9 +53,11 @@ class QPSService:
response = getattr(e, 'response', None)
if response is not None:
if self._provider is not None and self._provider == 'tomtom' and (response.status_code == 403):
if response.headers.get(TOMTOM_DETAIL_HEADER) != TOMTOM_403_RATE_LIMIT_HEADER:
detail_header = response.headers.get(TOMTOM_DETAIL_HEADER)
if detail_header and TOMTOM_403_RATE_LIMIT_HEADER_PATTERN.search(detail_header):
self.retry(start_time, attempt_number)
else:
raise e
self.retry(start_time, attempt_number)
elif response.status_code == 429:
self.retry(start_time, attempt_number)
else: