From 80590bd0a1abdcd52ea80e7a083bd49eb90775c2 Mon Sep 17 00:00:00 2001
From: "Andrew J. Stone" <andrew@oxidecomputer.com>
Date: Thu, 7 Nov 2024 00:19:53 +0000
Subject: [PATCH] wip

---
 nexus/types/src/deployment/blueprint_diff.rs | 43 +++++++++++++++++++-
 1 file changed, 42 insertions(+), 1 deletion(-)

diff --git a/nexus/types/src/deployment/blueprint_diff.rs b/nexus/types/src/deployment/blueprint_diff.rs
index 1aa06c0cae4..11416799d1f 100644
--- a/nexus/types/src/deployment/blueprint_diff.rs
+++ b/nexus/types/src/deployment/blueprint_diff.rs
@@ -1006,7 +1006,48 @@ impl ClickhouseClusterConfigDiffTables {
     /// The "before" inventory collection or blueprint does not have a relevant
     /// keeper configuration.
     pub fn added_to_blueprint(after: &ClickhouseClusterConfig) -> Self {
-        todo!()
+        let rows: Vec<_> = [
+            (GENERATION, after.generation.to_string()),
+            (
+                CLICKHOUSE_MAX_USED_SERVER_ID,
+                after.max_used_server_id.to_string(),
+            ),
+            (
+                CLICKHOUSE_MAX_USED_KEEPER_ID,
+                after.max_used_keeper_id.to_string(),
+            ),
+            (CLICKHOUSE_CLUSTER_NAME, after.cluster_name.clone()),
+            (CLICKHOUSE_CLUSTER_SECRET, after.cluster_secret.clone()),
+            (
+                CLICKHOUSE_HIGHEST_SEEN_KEEPER_LEADER_COMMITTED_LOG_INDEX,
+                after
+                    .highest_seen_keeper_leader_committed_log_index
+                    .to_string(),
+            ),
+        ]
+        .into_iter()
+        .map(|(key, val)| KvPair::new(BpDiffState::Added, key, val))
+        .collect();
+
+        let metadata =
+            KvListWithHeading::new(CLICKHOUSE_CLUSTER_CONFIG_HEADING, rows);
+
+        let keepers = BpSledSubtable::new(
+            BpClickhouseKeepersSubtableSchema {},
+            BpGeneration::Value(after.generation),
+            (after.generation, &after.keepers)
+                .rows(BpDiffState::Added)
+                .collect(),
+        );
+        let servers = Some(BpSledSubtable::new(
+            BpClickhouseServersSubtableSchema {},
+            BpGeneration::Value(after.generation),
+            (after.generation, &after.servers)
+                .rows(BpDiffState::Added)
+                .collect(),
+        ));
+
+        ClickhouseClusterConfigDiffTables { metadata, keepers, servers }
     }
 
     /// We are diffing two `Blueprint`s, but The latest bluerprint does not have