nova.py 文件源码

def get(self, request, keypair_name):
        """Creates a new keypair and associates it to the current project.

        * Since the response for this endpoint creates a new keypair and
          is not idempotent, it normally would be represented by a POST HTTP
          request. However, this solution was adopted as it
          would support automatic file download across browsers.

        :param keypair_name: the name to associate the keypair to
        :param regenerate: (optional) if set to the string 'true',
            replaces the existing keypair with a new keypair

        This returns the new keypair object on success.
        """
        try:
            regenerate = request.GET.get('regenerate') == 'true'
            if regenerate:
                api.nova.keypair_delete(request, keypair_name)

            keypair = api.nova.keypair_create(request, keypair_name)

        except exceptions.Conflict:
            return HttpResponse(status=409)

        except Exception:
            return HttpResponse(status=500)

        else:
            response = HttpResponse(content_type='application/binary')
            response['Content-Disposition'] = ('attachment; filename=%s.pem'
                                               % slugify(keypair_name))
            response.write(keypair.private_key)
            response['Content-Length'] = str(len(response.content))

            return response