Fix build error

lemur/common/utils.py

@@ -15,8 +15,10 @@
 import string
 
 import OpenSSL
+import josepy as jose
 import pem
 import sqlalchemy
+from certbot.crypto_util import CERT_PEM_REGEX
 from cryptography import x509
 from cryptography.exceptions import InvalidSignature, UnsupportedAlgorithm
 from cryptography.hazmat.backends import default_backend
@@ -25,13 +27,11 @@
 from cryptography.hazmat.primitives.serialization import load_pem_private_key, Encoding, pkcs7
 from flask_restful.reqparse import RequestParser
 from sqlalchemy import and_, func
-import josepy as jose
+from sqlalchemy.dialects.postgresql import TEXT
 
-from certbot.crypto_util import CERT_PEM_REGEX
 from lemur.constants import CERTIFICATE_KEY_TYPES
 from lemur.exceptions import InvalidConfiguration
 from lemur.utils import Vault
-from sqlalchemy.dialects.postgresql import TEXT
 
 paginated_parser = RequestParser()
 
@@ -525,3 +525,9 @@ def drop_last_cert_from_chain(full_chain: str) -> str:
         ),
     ).decode()
     return pem_certificate
+
+
+def csr_to_string(csr):
+    if isinstance(csr, str):
+        return csr.encode("ascii")
+    return csr

lemur/plugins/lemur_acme/challenge_types.py

@@ -19,14 +19,13 @@
 from sentry_sdk import capture_exception
 
 from lemur.authorizations import service as authorization_service
-from lemur.common.utils import drop_last_cert_from_chain
+from lemur.common.utils import drop_last_cert_from_chain, csr_to_string
 from lemur.constants import ACME_ADDITIONAL_ATTEMPTS
 from lemur.destinations import service as destination_service
 from lemur.exceptions import LemurException, InvalidConfiguration
 from lemur.extensions import metrics
 from lemur.plugins.base import plugins
 from lemur.plugins.lemur_acme.acme_handlers import AcmeHandler, AcmeDnsHandler
-from lemur.plugins.lemur_acme.plugin import csr_to_string
 
 
 class AcmeChallengeMissmatchError(LemurException):

lemur/plugins/lemur_acme/plugin.py

@@ -19,7 +19,7 @@
 from sentry_sdk import capture_exception
 
 from lemur.authorizations import service as authorization_service
-from lemur.common.utils import check_validation, drop_last_cert_from_chain
+from lemur.common.utils import check_validation, drop_last_cert_from_chain, csr_to_string
 from lemur.constants import CRLReason, EMAIL_RE
 from lemur.dns_providers import service as dns_provider_service
 from lemur.exceptions import InvalidConfiguration
@@ -466,9 +466,3 @@ def revoke_certificate(self, certificate, reason):
             crl_reason = CRLReason[reason["crl_reason"]]
 
         return self.acme.revoke_certificate(certificate, crl_reason.value)
-
-
-def csr_to_string(csr):
-    if isinstance(csr, str):
-        return csr.encode("ascii")
-    return csr