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use configured scheme, not stored scheme when checking signatures

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protects against notebook author choosing bad hash scheme.
This commit is contained in:
MinRK 2014-01-17 18:09:13 -08:00
parent 6eec6fdf6e
commit ffb3523d05
1 changed files with 2 additions and 2 deletions
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4
IPython/html/services/notebooks/filenbmanager.py
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@ -214,7 +214,7 @@ class FileNotebookManager(NotebookManager):
except Exception as e:
raise web.HTTPError(400, u"Unreadable Notebook: %s %s" % (os_path, e))
model['content'] = nb
sign.mark_trusted_cells(nb, self.notary.secret)
sign.mark_trusted_cells(nb, self.notary.secret, self.notary.scheme)
return model
def save_notebook_model(self, model, name='', path=''):
@ -239,7 +239,7 @@ class FileNotebookManager(NotebookManager):
nb = current.to_notebook_json(model['content'])
if sign.check_trusted_cells(nb):
sign.trust_notebook(nb, self.notary.secret, self.notary.signature_scheme)
sign.trust_notebook(nb, self.notary.secret, self.notary.scheme)
if 'name' in nb['metadata']:
nb['metadata']['name'] = u''