PC-Fixe: activation services ZFS

systems/PC-Fixe/configuration.nix

@@ -22,6 +22,15 @@
   boot.tmpOnTmpfs = true;
   boot.supportedFilesystems = [ "zfs" ];
 
+  services.zfs = {
+    trim.enable = true;
+    autoSnapshot = {
+      enable = true;
+      monthly = 6;
+    };
+    autoScrub.enable = true;
+  };
+
   hardware.bluetooth.enable = true;
 
   # Logitech G920
@@ -81,5 +90,20 @@
   services.openssh.enable = true;
   services.openssh.passwordAuthentication = false;
 
+  systemd.services.iscsid = {
+    description = "iscsid daemon";
+    wantedBy = [ "network-online.target" ];
+    preStart = "${pkgs.kmod}/bin/modprobe iscsi_tcp";
+    postStart = ''
+      ${pkgs.openiscsi}/bin/iscsiadm -m discovery -t st -p 10.30.0.1
+      ${pkgs.openiscsi}/bin/iscsiadm -m node -T iqn.2019-11.nyanlout.re:steam -l
+    '';
+    serviceConfig = {
+      ExecStart = "${pkgs.openiscsi}/bin/iscsid -f -c ${pkgs.openiscsi}/etc/iscsi/iscsid.conf -i ${pkgs.openiscsi}/etc/iscsi/initiatorname.iscsi";
+      KillMode = "process";
+      Restart = "on-success";
+    };
+  };
+
   system.stateVersion = "20.03";
 }

systems/PC-Fixe/hardware-configuration.nix

@@ -62,9 +62,9 @@
       options = [ "bind" ];
     };
 
-  fileSystems."/mnt/steam" =
+  fileSystems."/mnt/steam-lun" =
-    { device = "10.30.0.1:/exports/steam";
+    { device = "/dev/disk/by-path/ip-10.30.0.1:3260-iscsi-iqn.2019-11.nyanlout.re:steam-lun-1";
-      fsType = "nfs";
+      fsType = "ext4";
       options = ["x-systemd.automount" "noauto"];
     };