DKIMv2 signing

tests/src/smtp/lookup/utils.rs

@@ -207,7 +207,7 @@ async fn strategies() {
         env_id: None,
         priority: 0,
         size: 978,
-        quota_keys: Default::default(),
+        metadata: Default::default(),
     };
 
     assert_eq!(

tests/src/smtp/queue/dsn.rs

@@ -70,7 +70,7 @@ async fn generate_dsn() {
             env_id: None,
             priority: 0,
             blob_hash: BlobHash::generate(dsn_original.as_bytes()),
-            quota_keys: Default::default(),
+            metadata: Default::default(),
             received_from_ip: IpAddr::V4(Ipv4Addr::LOCALHOST),
             received_via_port: 0,
         },

tests/src/smtp/queue/mod.rs

@@ -42,7 +42,7 @@ pub fn new_message(queue_id: u64) -> MessageWrapper {
             flags: 0,
             env_id: None,
             priority: 0,
-            quota_keys: Default::default(),
+            metadata: Default::default(),
             blob_hash: Default::default(),
             received_from_ip: IpAddr::V4(Ipv4Addr::LOCALHOST),
             received_via_port: 0,