fix: report collected fleet metrics and distinguish unavailable readings

core/archipelago/src/federation/sync.rs

@@ -230,12 +230,12 @@ async fn merge_transitive_peers(
 #[allow(clippy::too_many_arguments)]
 pub fn build_local_state(
     apps: Vec<AppStatus>,
-    cpu: f64,
-    mem_used: u64,
-    mem_total: u64,
-    disk_used: u64,
-    disk_total: u64,
-    uptime: u64,
+    cpu: Option<f64>,
+    mem_used: Option<u64>,
+    mem_total: Option<u64>,
+    disk_used: Option<u64>,
+    disk_total: Option<u64>,
+    uptime: Option<u64>,
     tor_active: bool,
     server_name: Option<String>,
     nostr_npub: Option<String>,
@@ -261,12 +261,12 @@ pub fn build_local_state(
         timestamp: chrono::Utc::now().to_rfc3339(),
         node_name: server_name,
         apps,
-        cpu_usage_percent: Some(cpu),
-        mem_used_bytes: Some(mem_used),
-        mem_total_bytes: Some(mem_total),
-        disk_used_bytes: Some(disk_used),
-        disk_total_bytes: Some(disk_total),
-        uptime_secs: Some(uptime),
+        cpu_usage_percent: cpu,
+        mem_used_bytes: mem_used,
+        mem_total_bytes: mem_total,
+        disk_used_bytes: disk_used,
+        disk_total_bytes: disk_total,
+        uptime_secs: uptime,
         tor_active: Some(tor_active),
         nostr_npub,
         own_fips_npub,
@@ -355,12 +355,12 @@ mod tests {
                 status: "running".to_string(),
                 version: Some("0.18".to_string()),
             }],
-            25.5,
-            2_000_000_000,
-            8_000_000_000,
-            100_000_000_000,
-            500_000_000_000,
-            3600,
+            Some(25.5),
+            Some(2_000_000_000),
+            Some(8_000_000_000),
+            Some(100_000_000_000),
+            Some(500_000_000_000),
+            Some(3600),
             true,
             Some("Test Node".to_string()),
             None,
@@ -430,12 +430,12 @@ mod tests {
         ];
         let state = build_local_state(
             vec![],
-            0.0,
-            0,
-            0,
-            0,
-            0,
-            0,
+            None,
+            None,
+            None,
+            None,
+            None,
+            None,
             true,
             None,
             None,