wip(dmq): temporary fix KES signature

Author: jpraynaud

internal/mithril-dmq/src/model/builder.rs

@@ -1,4 +1,4 @@
-use std::sync::Arc;
+use std::{sync::Arc, vec};
 
 use anyhow::{Context, anyhow};
 use blake2::{Blake2b, Digest, digest::consts::U64};
@@ -65,16 +65,21 @@ impl DmqMessageBuilder {
         let block_number = (*block_number)
             .try_into()
             .with_context(|| "Failed to convert block number to u32")?;
-        let (kes_signature, operational_certificate) = self
+        // TODO: fix, this is here only to circumvent a problem with the computation of the KES period which relies on the Operational Certificate
+        let (_kes_signature, operational_certificate) = self
             .kes_signer
-            .sign(message_bytes, block_number)
+            .sign(message_bytes, 0)
             .with_context(|| "Failed to KES sign message while building DMQ message")?;
         let kes_period = self
             .chain_observer
             .get_current_kes_period(&operational_certificate)
             .await
             .with_context(|| "Failed to get KES period while building DMQ message")?
             .unwrap_or_default();
+        let (kes_signature, operational_certificate) = self
+            .kes_signer
+            .sign(message_bytes, kes_period)
+            .with_context(|| "Failed to KES sign message while building DMQ message")?;
         let mut dmq_message = DmqMsg {
             msg_id: vec![],
             msg_body: message_bytes.to_vec(),