From d3e9c609f5c25b06c4e5c81a6ea61252cf5c7a09 Mon Sep 17 00:00:00 2001
From: Levon Tarver <levon@oxide.computer>
Date: Tue, 14 Nov 2023 20:03:40 +0000
Subject: [PATCH] convert to SqlU32 to i64

---
 nexus/db-model/src/ipv4_nat_entry.rs          | 24 +++++++------------
 .../src/db/datastore/ipv4_nat_entry.rs        | 10 ++++----
 openapi/nexus-internal.json                   |  3 +--
 3 files changed, 14 insertions(+), 23 deletions(-)

diff --git a/nexus/db-model/src/ipv4_nat_entry.rs b/nexus/db-model/src/ipv4_nat_entry.rs
index 3e73c6e2d1..56417031a1 100644
--- a/nexus/db-model/src/ipv4_nat_entry.rs
+++ b/nexus/db-model/src/ipv4_nat_entry.rs
@@ -3,7 +3,7 @@ use std::net::{Ipv4Addr, Ipv6Addr};
 use super::MacAddr;
 use crate::{
     schema::{ipv4_nat_entry, ipv4_nat_version},
-    Ipv4Net, Ipv6Net, SqlU16, SqlU32, Vni,
+    Ipv4Net, Ipv6Net, SqlU16, Vni,
 };
 use chrono::{DateTime, Utc};
 use omicron_common::api::external;
@@ -34,8 +34,8 @@ pub struct Ipv4NatEntry {
     pub sled_address: Ipv6Net,
     pub vni: Vni,
     pub mac: MacAddr,
-    pub version_added: SqlU32,
-    pub version_removed: Option<SqlU32>,
+    pub version_added: i64,
+    pub version_removed: Option<i64>,
     pub time_created: DateTime<Utc>,
     pub time_deleted: Option<DateTime<Utc>>,
 }
@@ -48,22 +48,14 @@ impl Ipv4NatEntry {
     pub fn last_port(&self) -> u16 {
         self.last_port.into()
     }
-
-    pub fn version_added(&self) -> u32 {
-        self.version_added.into()
-    }
-
-    pub fn version_removed(&self) -> Option<u32> {
-        self.version_removed.map(|i| i.into())
-    }
 }
 
 /// Database representation of an Ipv4 NAT Generation.
 #[derive(Queryable, Debug, Clone, Selectable)]
 #[diesel(table_name = ipv4_nat_version)]
 pub struct Ipv4NatGen {
-    pub last_value: SqlU32,
-    pub log_cnt: SqlU32,
+    pub last_value: i64,
+    pub log_cnt: i64,
     pub is_called: bool,
 }
 
@@ -76,15 +68,15 @@ pub struct Ipv4NatEntryView {
     pub sled_address: Ipv6Addr,
     pub vni: external::Vni,
     pub mac: external::MacAddr,
-    pub gen: u32,
+    pub gen: i64,
     pub deleted: bool,
 }
 
 impl From<Ipv4NatEntry> for Ipv4NatEntryView {
     fn from(value: Ipv4NatEntry) -> Self {
         let (gen, deleted) = match value.version_removed {
-            Some(gen) => (*gen, true),
-            None => (*value.version_added, false),
+            Some(gen) => (gen, true),
+            None => (value.version_added, false),
         };
 
         Self {
diff --git a/nexus/db-queries/src/db/datastore/ipv4_nat_entry.rs b/nexus/db-queries/src/db/datastore/ipv4_nat_entry.rs
index 771aae2d2d..3b0abf32d5 100644
--- a/nexus/db-queries/src/db/datastore/ipv4_nat_entry.rs
+++ b/nexus/db-queries/src/db/datastore/ipv4_nat_entry.rs
@@ -332,7 +332,7 @@ mod test {
         // The NAT table has undergone one change. One entry has been added,
         // none deleted, so we should be at version 1.
         assert_eq!(nat_entries.len(), 1);
-        assert_eq!(nat_entries.last().unwrap().version_added(), 1);
+        assert_eq!(nat_entries.last().unwrap().version_added, 1);
         assert_eq!(
             datastore.ipv4_nat_current_version(&opctx).await.unwrap(),
             1
@@ -358,9 +358,9 @@ mod test {
         // The NAT table has undergone two changes. Two entries have been
         // added, none deleted, so we should be at version 2.
         let nat_entry =
-            nat_entries.iter().find(|e| e.version_added() == 2).unwrap();
+            nat_entries.iter().find(|e| e.version_added == 2).unwrap();
         assert_eq!(nat_entries.len(), 2);
-        assert_eq!(nat_entry.version_added(), 2);
+        assert_eq!(nat_entry.version_added, 2);
         assert_eq!(
             datastore.ipv4_nat_current_version(&opctx).await.unwrap(),
             2
@@ -393,9 +393,9 @@ mod test {
         // first entry was marked for deletion (and it was the third change),
         // the first entry's version number should now be 3.
         let nat_entry =
-            nat_entries.iter().find(|e| e.version_removed().is_some()).unwrap();
+            nat_entries.iter().find(|e| e.version_removed.is_some()).unwrap();
         assert_eq!(nat_entries.len(), 2);
-        assert_eq!(nat_entry.version_removed(), Some(3));
+        assert_eq!(nat_entry.version_removed, Some(3));
         assert_eq!(nat_entry.id, first_entry.id);
         assert_eq!(
             datastore.ipv4_nat_current_version(&opctx).await.unwrap(),
diff --git a/openapi/nexus-internal.json b/openapi/nexus-internal.json
index 15201d2fdf..c42fb2391f 100644
--- a/openapi/nexus-internal.json
+++ b/openapi/nexus-internal.json
@@ -3810,8 +3810,7 @@
           },
           "gen": {
             "type": "integer",
-            "format": "uint32",
-            "minimum": 0
+            "format": "int64"
           },
           "last_port": {
             "type": "integer",