Factorize smartd monitoring

2 files changed, 66 insertions, 11 deletions

diff --git a/flakes/flake.lock b/flakes/flake.lock
index 85690fa..991a73b 100644
--- a/flakes/flake.lock
+++ b/flakes/flake.lock
@@ -2815,7 +2815,7 @@
       },
       "locked": {
         "lastModified": 1,
-        "narHash": "sha256-A50vXg0qfzUhyQZKToEseYsLgtaYke41KE/4uuyj+PY=",
+        "narHash": "sha256-Lpe56lKWhlMQiQoCgvMJuqJtJ8+szDldjqMAGyt2U3U=",
         "path": "../../flakes/private/monitoring",
         "type": "path"
       },
@@ -2833,7 +2833,7 @@
       },
       "locked": {
         "lastModified": 1,
-        "narHash": "sha256-A50vXg0qfzUhyQZKToEseYsLgtaYke41KE/4uuyj+PY=",
+        "narHash": "sha256-Lpe56lKWhlMQiQoCgvMJuqJtJ8+szDldjqMAGyt2U3U=",
         "path": "../../flakes/private/monitoring",
         "type": "path"
       },
@@ -2851,7 +2851,7 @@
       },
       "locked": {
         "lastModified": 1,
-        "narHash": "sha256-A50vXg0qfzUhyQZKToEseYsLgtaYke41KE/4uuyj+PY=",
+        "narHash": "sha256-Lpe56lKWhlMQiQoCgvMJuqJtJ8+szDldjqMAGyt2U3U=",
         "path": "../../flakes/private/monitoring",
         "type": "path"
       },
@@ -2869,7 +2869,7 @@
       },
       "locked": {
         "lastModified": 1,
-        "narHash": "sha256-A50vXg0qfzUhyQZKToEseYsLgtaYke41KE/4uuyj+PY=",
+        "narHash": "sha256-Lpe56lKWhlMQiQoCgvMJuqJtJ8+szDldjqMAGyt2U3U=",
         "path": "../../flakes/private/monitoring",
         "type": "path"
       },
@@ -3753,7 +3753,7 @@
       },
       "locked": {
         "lastModified": 1,
-        "narHash": "sha256-KL5aC6l/mM+ucHadjCtlSY6iBZ9/VKRf2Rgw2tjwfqo=",
+        "narHash": "sha256-90nIfmXTv1DCJThIjtlNtnkMxefYJMHLp0CHmIekgDc=",
         "path": "../systems/backup-2",
         "type": "path"
       },
@@ -3776,7 +3776,7 @@
       },
       "locked": {
         "lastModified": 1,
-        "narHash": "sha256-VliQ62boc8jNgPCBX6JjVS/pA6YoikZVkvE1xxHAITk=",
+        "narHash": "sha256-kUhSjG2OtbZMeIEykJGKUC2RovZ1prxXc8aIckE0auI=",
         "path": "../systems/dilion",
         "type": "path"
       },
@@ -3824,7 +3824,7 @@
       },
       "locked": {
         "lastModified": 1,
-        "narHash": "sha256-YVJi4KPT8rsGNzZshYfUyz9l27QGAEsb8Iyu3O0/bMA=",
+        "narHash": "sha256-20vFVAd2/24Q0Lewy0eNXf94eTY96cFE8mPeKtvT5jY=",
         "path": "../systems/eldiron",
         "type": "path"
       },
@@ -3850,7 +3850,7 @@
       },
       "locked": {
         "lastModified": 1,
-        "narHash": "sha256-HiDwzScPHp084MwtWET+17WbrWf3zs9qJzv/EqNaSqM=",
+        "narHash": "sha256-BHpsgdt0NuJHTVvfTrsnNlOZdSBtPy/cTidd8sEIhx4=",
         "path": "../systems/monitoring-1",
         "type": "path"
       },
@@ -3875,7 +3875,7 @@
       },
       "locked": {
         "lastModified": 1,
-        "narHash": "sha256-YWEuXALLICHE+WsMtMuiCm6b2IRQyJrFpfMgH6ZLD0A=",
+        "narHash": "sha256-lT2cXjUGDFOzRtqF4p0oyFCR4gv+VEjthk4FMbOzrL0=",
         "path": "../systems/quatresaisons",
         "type": "path"
       },
@@ -7384,7 +7384,7 @@
       },
       "locked": {
         "lastModified": 1,
-        "narHash": "sha256-A50vXg0qfzUhyQZKToEseYsLgtaYke41KE/4uuyj+PY=",
+        "narHash": "sha256-Lpe56lKWhlMQiQoCgvMJuqJtJ8+szDldjqMAGyt2U3U=",
         "path": "../../flakes/private/monitoring",
         "type": "path"
       },
@@ -8294,7 +8294,7 @@
       },
       "locked": {
         "lastModified": 1,
-        "narHash": "sha256-A50vXg0qfzUhyQZKToEseYsLgtaYke41KE/4uuyj+PY=",
+        "narHash": "sha256-Lpe56lKWhlMQiQoCgvMJuqJtJ8+szDldjqMAGyt2U3U=",
         "path": "./private/monitoring",
         "type": "path"
       },
diff --git a/flakes/private/monitoring/flake.nix b/flakes/private/monitoring/flake.nix
index b7c3997..5610d67 100644
--- a/flakes/private/monitoring/flake.nix
+++ b/flakes/private/monitoring/flake.nix
@@ -164,6 +164,13 @@
                 Whether to enable monitoring.
               '';
             };
+            smartdDisks = lib.mkOption {
+              type = lib.types.listOf lib.types.str;
+              default = [];
+              description = ''
+                List of smartd disks ids (symlinks in /dev/disk/by-id/) to monitor
+              '';
+            };
             master = lib.mkOption {
               type = lib.types.bool;
               default = false;
@@ -261,6 +268,54 @@
             objectDefs =
               self.lib.toObjects cfg.objects;
           };
+
+          myServices.monitoring.objects.service = builtins.map (d: {
+            service_description = "Disk /dev/disk/by-id/${d} is sane";
+            use = "local-service";
+            check_command = [ "check_smartctl" "/dev/disk/by-id/${d}" ];
+            __passive_servicegroups = "webstatus-resources";
+
+            check_interval = 60;
+          }) cfg.smartdDisks;
+
+          systemd = let
+            checkShortTimer = {
+              timerConfig = {
+                OnCalendar = "monthly";
+                RandomizedDelaySec = "3 weeks";
+                FixedRandomDelay = true;
+              };
+              wantedBy = [ "timers.target" ];
+            };
+            checkLongTimer = {
+              timerConfig = {
+                OnCalendar = "monthly";
+                RandomizedDelaySec = "3 weeks";
+                FixedRandomDelay = true;
+              };
+              wantedBy = [ "timers.target" ];
+            };
+            toSDTimers = id: {
+              "check-smartd-long-${id}" = checkLongTimer;
+              "check-smartd-short-${id}" = checkShortTimer;
+            };
+            toCheckService = id: type: {
+              description = "Run ${type} smartctl test for /dev/disk/by-id/${id}";
+              after = [ "multi-user.target" ];
+              serviceConfig = {
+                Type = "oneshot";
+                ExecStart = "${pkgs.smartmontools}/bin/smartctl -t ${type} /dev/disk/by-id/${id}";
+              };
+            };
+            toSDServices = id: {
+              "check-smartd-long-${id}" = toCheckService id "long";
+              "check-smartd-short-${id}" = toCheckService id "short";
+            };
+
+          in {
+            services = lib.attrsets.mergeAttrsList (builtins.map toSDServices cfg.smartdDisks);
+            timers = lib.attrsets.mergeAttrsList (builtins.map toSDTimers cfg.smartdDisks);
+          };
         };
       };
   };