There might be cases where multiple requests trigger the key generation
at the same time and the instance ends up with a non-fitting
public/private key pair. Therefore the whole key generation should be
locked. Other than that this makes sure that user key generation return
values are properly validated.
Signed-off-by: Julius Härtl <jus@bitgrid.net>
* Order the imports
* No leading slash on imports
* Empty line before namespace
* One line per import
* Empty after imports
* Emmpty line at bottom of file
Signed-off-by: Roeland Jago Douma <roeland@famdouma.nl>