From 4bd6004b8901b68bdc2a5f77824326e77dfd89b6 Mon Sep 17 00:00:00 2001
From: Ingolf Wagner <contact@ingolf-wagner.de>
Date: Mon, 11 Mar 2024 12:33:40 +0100
Subject: [PATCH] paperless and postgresql get a synchronized dataset.

---
 nixos/machines/chungus/disko-syncoid.nix       | 11 ++++++++++-
 .../hardware-configuration/disko-config.nix    | 18 ++++++++++++++++++
 2 files changed, 28 insertions(+), 1 deletion(-)

diff --git a/nixos/machines/chungus/disko-syncoid.nix b/nixos/machines/chungus/disko-syncoid.nix
index dca1ab1..3f9edd7 100644
--- a/nixos/machines/chungus/disko-syncoid.nix
+++ b/nixos/machines/chungus/disko-syncoid.nix
@@ -4,9 +4,18 @@
     enable = true;
     commands.service2 = {
       source = "zroot/services2";
-      target = "zraid/mirror/services2";
+      target = "zraid/mirror/services2"; # needs to be created but not named in disko-config.nix
+    };
+    commands.paperless = {
+      source = "zroot/paperless";
+      target = "zraid/mirror/paperless"; # needs to be created but not named in disko-config.nix
+    };
+    commands.postgresql = {
+      source = "zroot/postgresql";
+      target = "zraid/mirror/postgresql"; # needs to be created but not named in disko-config.nix
     };
     commonArgs = [
+      # Does not create new snapshot, only transfers existing
       "--no-sync-snap"
     ];
   };
diff --git a/nixos/machines/chungus/hardware-configuration/disko-config.nix b/nixos/machines/chungus/hardware-configuration/disko-config.nix
index e54e6ea..423f25d 100644
--- a/nixos/machines/chungus/hardware-configuration/disko-config.nix
+++ b/nixos/machines/chungus/hardware-configuration/disko-config.nix
@@ -105,6 +105,24 @@ in
               "com.sun:auto-snapshot:daily" = toString true;
             };
           };
+          "paperless" = {
+            type = "zfs_fs";
+            mountpoint = "/var/lib/paperless";
+            options = {
+              mountpoint = "legacy";
+              compression = "lz4";
+              "com.sun:auto-snapshot:daily" = toString true;
+            };
+          };
+          "postgresql" = {
+            type = "zfs_fs";
+            mountpoint = "/var/lib/postgresql";
+            options = {
+              mountpoint = "legacy";
+              compression = "lz4";
+              "com.sun:auto-snapshot:daily" = toString true;
+            };
+          };
         };
       };