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Handle CKR_USER_ALREADY_LOGGED_IN in PKCS#11 session open #30

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Merged
jdoss merged 1 commit into from
Apr 16, 2026
Merged

Handle CKR_USER_ALREADY_LOGGED_IN in PKCS#11 session open #30

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7 changes: 5 additions & 2 deletions psi/providers/nitrokeyhsm/pkcs11.py
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Original file line number Diff line number Diff line change
Expand Up @@ -52,8 +52,11 @@ def open(self, pin: str) -> None:
try:
self._session.login(pin, CKU_USER)
except PyKCS11Error as e:
msg = f"HSM login failed: {e}. Check your PIN."
raise ProviderError(msg, provider_name="nitrokeyhsm") from e
if "CKR_USER_ALREADY_LOGGED_IN" in str(e):
pass
else:
msg = f"HSM login failed: {e}. Check your PIN."
raise ProviderError(msg, provider_name="nitrokeyhsm") from e

def close(self) -> None:
"""Log out and close the session."""
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