From a20ed52cfc07fc23ac9cf8ddb420d58729c43cda Mon Sep 17 00:00:00 2001
From: arcnmx <git@git.arcn.mx>
Date: Thu, 30 May 2024 17:14:50 -0700
Subject: [PATCH] feat(monitoring): prometheus ingest labels

---
 modules/system/exports/monitoring.nix | 14 ++++++++++++--
 modules/system/exports/services.nix   |  6 ++++++
 2 files changed, 18 insertions(+), 2 deletions(-)

diff --git a/modules/system/exports/monitoring.nix b/modules/system/exports/monitoring.nix
index 895f8b77..f0ae36ba 100644
--- a/modules/system/exports/monitoring.nix
+++ b/modules/system/exports/monitoring.nix
@@ -7,10 +7,13 @@ let
     };
   };
   serviceModule = {
+    system,
     config,
+    gensokyo-zone,
     lib,
     ...
   }: let
+    inherit (gensokyo-zone.lib) mapOptionDefaults;
     inherit (lib.options) mkOption;
     inherit (lib.modules) mkOptionDefault;
     inherit (lib.attrsets) attrNames filterAttrs;
@@ -24,7 +27,6 @@ let
           };
           labels = mkOption {
             type = attrsOf str;
-            default = {};
           };
         };
       };
@@ -35,7 +37,15 @@ let
       };
     };
     config.prometheus = {
-      exporter.ports = mkOptionDefault (attrNames exporterPorts);
+      exporter = {
+        ports = mkOptionDefault (attrNames exporterPorts);
+        labels = mapOptionDefaults {
+          gensokyo_exports_service = config.name;
+          gensokyo_exports_id = config.id;
+          gensokyo_system = system.name;
+          gensokyo_host = system.access.fqdn;
+        };
+      };
     };
   };
 in
diff --git a/modules/system/exports/services.nix b/modules/system/exports/services.nix
index fe036de7..02530dd5 100644
--- a/modules/system/exports/services.nix
+++ b/modules/system/exports/services.nix
@@ -58,8 +58,11 @@
     };
   };
   serviceModule = {
+    system,
     config,
     name,
+    machine,
+    gensokyo-zone,
     ...
   }: {
     options = with lib.types; {
@@ -76,6 +79,7 @@
         type = attrsOf (submoduleWith {
           modules = [portModule];
           specialArgs = {
+            inherit gensokyo-zone machine system;
             service = config;
           };
         });
@@ -155,7 +159,9 @@ in {
       type = attrsOf (submoduleWith {
         modules = [serviceModule];
         specialArgs = {
+          inherit gensokyo-zone;
           machine = name;
+          system = config;
           systemConfig = config;
         };
       });