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backport fix to 0.3.4

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This commit is contained in:
gluap 2022-04-12 23:12:25 +02:00
parent 5395712c3a
commit 1f5c1b4669
1 changed files with 4 additions and 1 deletions
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5
api/obs/api/routes/frontend.py
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@ -1,4 +1,4 @@
from os.path import join, exists, isfile from os.path import join, exists, isfile, abspath
import sanic.response as response import sanic.response as response
from sanic.exceptions import NotFound from sanic.exceptions import NotFound
@ -45,6 +45,9 @@ if INDEX_HTML and exists(INDEX_HTML):
raise NotFound() raise NotFound()
file = join(app.config.FRONTEND_DIR, path) file = join(app.config.FRONTEND_DIR, path)
if not abspath(file).startswith(abspath(app.config.FRONTEND_DIR)):
raise NotFound()
if not exists(file) or not path or not isfile(file): if not exists(file) or not path or not isfile(file):
return response.html( return response.html(
index_file_contents.replace("__BASE_HREF__", req.ctx.frontend_url + "/") index_file_contents.replace("__BASE_HREF__", req.ctx.frontend_url + "/")