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nixos/test-driver: move sshBackdoor cfg from test-instrumentation to driver

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That way, we don't need to duplicate the sshBackdoor options on NixOS-level.

Suggested-by: Jacek Galowicz <jacek@galowicz.de>
This commit is contained in:
Maximilian Bosch 2025-05-10 10:38:38 +02:00
parent 12c544e008
commit b8b86834b7
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2 changed files with 26 additions and 45 deletions
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32
nixos/lib/testing/nodes.nix
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@ -88,7 +88,7 @@ in
default = 2;
type = types.ints.between 2 4294967296;
description = ''
This field is only relevant when multiple users run the (interactive)
This field is only relevant when multiple users run the (interactive)
driver outside the sandbox and with the SSH backdoor activated.
The typical symptom for this being a problem are error messages like this:
`vhost-vsock: unable to set guest cid: Address already in use`
@ -206,11 +206,31 @@ in
nixpkgs.pkgs = config.node.pkgs;
imports = [ ../../modules/misc/nixpkgs/read-only.nix ];
})
(mkIf config.sshBackdoor.enable {
testing.sshBackdoor = {
inherit (config.sshBackdoor) enable vsockOffset;
};
})
(mkIf config.sshBackdoor.enable (
let
inherit (config.sshBackdoor) vsockOffset;
in
{ config, ... }:
{
services.openssh = {
enable = true;
settings = {
PermitRootLogin = "yes";
PermitEmptyPasswords = "yes";
};
};
security.pam.services.sshd = {
allowNullPassword = true;
};
virtualisation.qemu.options = [
"-device vhost-vsock-pci,guest-cid=${
toString (config.virtualisation.test.nodeNumber + vsockOffset)
}"
];
}
))
];
};