2025-summer/team-3
12
Fork 0
Code Issues Pull requests Projects Releases Activity

use binascii.b2a_base64 instead of base64.b64encode because its faster

Browse source
This commit is contained in:
Laura Klünder 2017-11-21 16:05:42 +01:00
parent fb573eefb8
commit 01d80220bc
1 changed files with 3 additions and 2 deletions
Download patch file Download diff file Expand all files Collapse all files

5
src/c3nav/mapdata/utils/tiles.py
View file

@ -1,4 +1,5 @@
import base64 import base64
import binascii
import hashlib import hashlib
import hmac import hmac
import time import time
@ -49,6 +50,6 @@ def build_access_cache_key(access_permissions: set):
def build_tile_etag(level_id, zoom, x, y, base_cache_key, access_cache_key, tile_secret): def build_tile_etag(level_id, zoom, x, y, base_cache_key, access_cache_key, tile_secret):
# we want a short etag so HTTP 304 responses are tiny # we want a short etag so HTTP 304 responses are tiny
return '"' + base64.b64encode(hashlib.sha256( return '"' + binascii.b2a_base64(hashlib.sha256(
('%d-%d-%d-%d:%s:%s:%s' % (level_id, zoom, x, y, base_cache_key, access_cache_key, tile_secret[:26])).encode() ('%d-%d-%d-%d:%s:%s:%s' % (level_id, zoom, x, y, base_cache_key, access_cache_key, tile_secret[:26])).encode()
).digest()).decode()[:16] + '"' ).digest(), newline=False).decode()[:16] + '"'