hazza/jupyterhub
1
0
Fork 0
mirror of https://github.com/jupyterhub/jupyterhub.git synced 2025-10-09 11:03:00 +00:00
Code Issues Packages Projects Releases Wiki Activity

use equality to filter token prefixes

Browse Source 
otherwise, index isn't used

note: this means changing the token prefix size requires revoking all tokens,
where before only _increasing_ the token prefix size required doing that.
This commit is contained in:
Min RK
2022-05-25 15:53:48 +02:00
parent 9649a57e34
commit e229c63e11
1 changed files with 1 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
jupyterhub/orm.py
View File

@@ -528,9 +528,7 @@ class Hashed(Expiring):
prefix = token[: cls.prefix_length] prefix = token[: cls.prefix_length]
# since we can't filter on hashed values, filter on prefix # since we can't filter on hashed values, filter on prefix
# so we aren't comparing with all tokens # so we aren't comparing with all tokens
prefix_match = db.query(cls).filter( prefix_match = db.query(cls).filter_by(prefix=prefix)
bindparam('prefix', prefix).startswith(cls.prefix)
)
prefix_match = prefix_match.filter( prefix_match = prefix_match.filter(
or_(cls.expires_at == None, cls.expires_at >= cls.now()) or_(cls.expires_at == None, cls.expires_at >= cls.now())
) )