ceph.tests: latest linux kernel

This is required for the tests to pass since the `aes256k` cipher (the secure one) is only available since version 7.0.

Signed-off-by: benaryorg <binary@benary.org>
(cherry picked from commit 2888c1ab83)

nixos/tests/ceph-multi-node-bluestore.nix

@@ -209,6 +209,11 @@ let
         vlans = [ 1 ];
       };
 
+      # Ceph 20.2.4 introduced the aes256k cipher for authentication.
+      # Linux started supporting these in kernel version 7.0.
+      # Remove this line at the earliest convenience (i.e. when tests are run by 7.0 or higher by default).
+      boot.kernelPackages = pkgs.linuxPackages_latest;
+
       networking = networkConfig;
 
       environment.systemPackages = with pkgs; [

nixos/tests/ceph-multi-node-deprecated-filestore.nix

@@ -47,6 +47,11 @@ let
         vlans = [ 1 ];
       };
 
+      # Ceph 20.2.4 introduced the aes256k cipher for authentication.
+      # Linux started supporting these in kernel version 7.0.
+      # Remove this line at the earliest convenience (i.e. when tests are run by 7.0 or higher by default).
+      boot.kernelPackages = pkgs.linuxPackages_latest;
+
       networking = networkConfig;
 
       environment.systemPackages = with pkgs; [

nixos/tests/ceph-single-node-bluestore-dmcrypt.nix

@@ -34,6 +34,11 @@ in
         20480
       ];
 
+      # Ceph 20.2.4 introduced the aes256k cipher for authentication.
+      # Linux started supporting these in kernel version 7.0.
+      # Remove this line at the earliest convenience (i.e. when tests are run by 7.0 or higher by default).
+      boot.kernelPackages = pkgs.linuxPackages_latest;
+
       # networking setup (no external connectivity required, only local IPv6)
       networking.useDHCP = false;
       systemd.network = {

nixos/tests/ceph-single-node-bluestore.nix

@@ -48,6 +48,11 @@ let
         vlans = [ 1 ];
       };
 
+      # Ceph 20.2.4 introduced the aes256k cipher for authentication.
+      # Linux started supporting these in kernel version 7.0.
+      # Remove this line at the earliest convenience (i.e. when tests are run by 7.0 or higher by default).
+      boot.kernelPackages = pkgs.linuxPackages_latest;
+
       networking = networkConfig;
 
       environment.systemPackages = with pkgs; [

nixos/tests/ceph-single-node-deprecated-filestore.nix

@@ -52,6 +52,11 @@ let
         vlans = [ 1 ];
       };
 
+      # Ceph 20.2.4 introduced the aes256k cipher for authentication.
+      # Linux started supporting these in kernel version 7.0.
+      # Remove this line at the earliest convenience (i.e. when tests are run by 7.0 or higher by default).
+      boot.kernelPackages = pkgs.linuxPackages_latest;
+
       networking = networkConfig;
 
       environment.systemPackages = with pkgs; [