Comment 2 for bug 1904431

This is still a relevant issue, though the traceback has changed slightly:

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Traceback (most recent call last):
  File "/var/lib/juju/agents/unit-vault-1/.venv/lib/python3.8/site-packages/charms/reactive/__init__.py", line 74, in main
    bus.dispatch(restricted=restricted_mode)
  File "/var/lib/juju/agents/unit-vault-1/.venv/lib/python3.8/site-packages/charms/reactive/bus.py", line 390, in dispatch
    _invoke(other_handlers)
  File "/var/lib/juju/agents/unit-vault-1/.venv/lib/python3.8/site-packages/charms/reactive/bus.py", line 359, in _invoke
    handler.invoke()
  File "/var/lib/juju/agents/unit-vault-1/.venv/lib/python3.8/site-packages/charms/reactive/bus.py", line 181, in invoke
    self._action(*args)
  File "/var/lib/juju/agents/unit-vault-1/charm/reactive/vault_handlers.py", line 1100, in tune_pki_backend_config_changed
    vault_pki.update_roles(max_ttl=max_ttl)
  File "/var/lib/juju/agents/unit-vault-1/charm/lib/charm/vault_pki.py", line 339, in update_roles
    write_roles(client, **local)
  File "/var/lib/juju/agents/unit-vault-1/charm/lib/charm/vault_pki.py", line 314, in write_roles
    client.write(
  File "/var/lib/juju/agents/unit-vault-1/.venv/lib/python3.8/site-packages/hvac/v1/__init__.py", line 189, in write
    response = self._adapter.post('/v1/{0}'.format(path), json=kwargs, wrap_ttl=wrap_ttl)
  File "/var/lib/juju/agents/unit-vault-1/.venv/lib/python3.8/site-packages/hvac/adapters.py", line 103, in post
    return self.request('post', url, **kwargs)
  File "/var/lib/juju/agents/unit-vault-1/.venv/lib/python3.8/site-packages/hvac/adapters.py", line 233, in request
    utils.raise_for_error(response.status_code, text, errors=errors)
  File "/var/lib/juju/agents/unit-vault-1/.venv/lib/python3.8/site-packages/hvac/utils.py", line 39, in raise_for_error
    raise exceptions.InternalServerError(message, errors=errors)
hvac.exceptions.InternalServerError: context deadline exceeded
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