[backup] add 24 hourly backups

Reviewed-on: #92
Reviewed-by: ahtlon <ahtlon@noreply.git.dynamicdiscord.de>

doc/src/anleitung/create.md

@@ -21,18 +21,3 @@ Testing disko partitioning is working quite well. Just run the following and che
 ```bash
 nix run -L .\#nixosConfigurations.fanny.config.system.build.vmWithDisko
 ```
-
-Only problem is that encryption is not working, so it needs to be commented out. For testing host fanny the following parts in ```./machines/modules/disko/fanny.nix``` need to be commented out(for both pools!):
-```nix
-datasets = {
-  encrypted = {
-    options = {
-      encryption = "aes-256-gcm"; #THIS ONE
-      keyformat = "passphrase"; #THIS ONE
-      keylocation = "file:///tmp/root.key"; #THIS ONE
-    };
-    # use this to read the key during boot
-     postCreateHook = '' #THIS ONE 
-       zfs set keylocation="prompt" "zroot/$name"; #THIS ONE 
-     ''; #THIS ONE 
-```

machines/modules/malobeo/backup.nix

@@ -65,7 +65,7 @@ in
       enable = true;
   
       templates."default" = {
-        hourly = 0;
+        hourly = 24;
         daily = 30; #keep 30 daily snapshots
         monthly = 6; #keep 6 monthly backups
         yearly = 0;

machines/modules/malobeo/peers.nix

@@ -43,4 +43,11 @@
     allowedIPs = [ "10.100.0.101/32" ];
     publicKey = "3U59F6T1s/1LaZBIa6wB0qsVuO6pRR9jfYZJIH2piAU=";
   };
+
+  "backup0" = {
+    role = "client";
+    address = "10.100.0.20";
+    allowedIPs = [ "10.100.0.20/32" ];
+    publicKey = "Pp55Jg//jREzHdbbIqTXc9N7rnLZIFw904qh6NLrACE=";
+  };
 }

machines/modules/malobeo/users.nix

@@ -68,7 +68,11 @@ in
           users = [ "backup" ];
           commands = [
             {
-              command = "${pkgs.zfs}/bin/zfs";
+              command = "/run/current-system/sw/bin/zfs";
+              options = [ "NOPASSWD" ];
+            }
+            {
+              command = "/run/current-system/sw/bin/zpool";
               options = [ "NOPASSWD" ];
             }
           ];