1 files changed, 21 insertions, 14 deletions

diff --git a/hosts/surtr/email/ccert-policy-server/ccert_policy_server/__main__.py b/hosts/surtr/email/ccert-policy-server/ccert_policy_server/__main__.py
index f481090c..00182523 100644
--- a/hosts/surtr/email/ccert-policy-server/ccert_policy_server/__main__.py
+++ b/hosts/surtr/email/ccert-policy-server/ccert_policy_server/__main__.py
@@ -27,20 +27,27 @@ class PolicyHandler(StreamRequestHandler):
         logger.info('Connection parameters: %s', self.args)
 
         allowed = False
-        with self.server.db_pool.connection() as conn:
-            local, domain = self.args['sender'].split(sep='@', maxsplit=1)
-            extension = None
-            if '+' in local:
-                local, extension = local.split(sep='+', maxsplit=1)
-
-            logger.debug('Parsed address: %s', {'local': local, 'extension': extension, 'domain': domain})
-
-            with conn.cursor() as cur:
-                cur.row_factory = namedtuple_row
-                cur.execute('SELECT "mailbox"."mailbox" as "user", "local", "extension", "domain" FROM "mailbox" INNER JOIN "mailbox_mapping" ON "mailbox".id = "mailbox_mapping"."mailbox" WHERE "mailbox"."mailbox" = %(user)s AND ("local" = %(local)s OR "local" IS NULL) AND ("extension" = %(extension)s OR "extension" IS NULL) AND "domain" = %(domain)s', params = {'user': self.args['ccert_subject'], 'local': local, 'extension': extension if extension is not None else '', 'domain': domain}, prepare=True)
-                for record in cur:
-                    logger.debug('Received result: %s', record)
-                    allowed = True
+        user = None
+        if self.args['sasl_username']:
+            user = self.args['sasl_username']
+        if self.args['ccert_subject']:
+            user = self.args['ccert_subject']
+
+        if user:
+            with self.server.db_pool.connection() as conn:
+                local, domain = self.args['sender'].split(sep='@', maxsplit=1)
+                extension = None
+                if '+' in local:
+                    local, extension = local.split(sep='+', maxsplit=1)
+
+                logger.debug('Parsed address: %s', {'local': local, 'extension': extension, 'domain': domain})
+
+                with conn.cursor() as cur:
+                    cur.row_factory = namedtuple_row
+                    cur.execute('SELECT "mailbox"."mailbox" as "user", "local", "extension", "domain" FROM "mailbox" INNER JOIN "mailbox_mapping" ON "mailbox".id = "mailbox_mapping"."mailbox" WHERE "mailbox"."mailbox" = %(user)s AND ("local" = %(local)s OR "local" IS NULL) AND ("extension" = %(extension)s OR "extension" IS NULL) AND "domain" = %(domain)s', params = {'user': user, 'local': local, 'extension': extension if extension is not None else '', 'domain': domain}, prepare=True)
+                    for record in cur:
+                        logger.debug('Received result: %s', record)
+                        allowed = True
 
         action = '550 5.7.0 Sender address not authorized for current user'
         if allowed: