add OpenSSH plugin

lemur/certificates/schemas.py

@@ -373,7 +373,8 @@ class CertificateOutputSchema(LemurOutputSchema):
             plugin = plugins.get(cert['authority']['plugin']['slug'])
         if plugin:
             plugin.wrap_certificate(cert)
-        del cert['root_authority']
+        if 'root_authority' in cert:
+            del cert['root_authority']
 
 
 class CertificateShortOutputSchema(LemurOutputSchema):

lemur/plugins/lemur_openssh/plugin.py

@@ -68,9 +68,9 @@ def sign_certificate(common_name, public_key, authority_private_key, user, exten
             cmd.extend(['-I', common_name + ' host key',
                         '-n', ','.join(domains),
                         '-h'])
-        # something like 20201024
+        # something like 20201024102030
-        ssh_not_before = datetime.fromisoformat(not_before).strftime("%Y%m%d")
+        ssh_not_before = datetime.fromisoformat(not_before).strftime("%Y%m%d%H%M%S")
-        ssh_not_after = datetime.fromisoformat(not_after).strftime("%Y%m%d")
+        ssh_not_after = datetime.fromisoformat(not_after).strftime("%Y%m%d%H%M%S")
         cmd.extend(['-V', ssh_not_before + ':' + ssh_not_after])
         with mktempfile() as cert_tmp:
             with open(cert_tmp, 'w') as f:
@@ -81,7 +81,7 @@ def sign_certificate(common_name, public_key, authority_private_key, user, exten
     pub = cert_tmp + '-cert.pub'
     with open(pub, 'r') as p:
         body = split_cert(p.read())
-    #unlink(pub)
+    unlink(pub)
     return body
 
 
@@ -107,6 +107,8 @@ class OpenSSHIssuerPlugin(CryptographyIssuerPlugin):
         return cert_pem, private_key, chain_cert_pem, roles
 
     def wrap_certificate(self, cert):
+        if 'body' not in cert:
+            return
         # get public_key in OpenSSH format
         public_key = parse_certificate(cert['body']).public_key().public_bytes(
             encoding=serialization.Encoding.OpenSSH,
@@ -155,4 +157,3 @@ class OpenSSHIssuerPlugin(CryptographyIssuerPlugin):
             format=serialization.PrivateFormat.OpenSSH,
             encryption_algorithm=serialization.NoEncryption(),
         )
-        print(cert.private_key)