From 9cc70b419cc75bbf7f3224ad9f6848760adac1fd Mon Sep 17 00:00:00 2001
From: Nikolay Amiantov <ab@fmap.me>
Date: Thu, 5 Mar 2015 17:21:27 +0300
Subject: nixos/tests: add hibernation test

---
 nixos/tests/hibernate.nix | 42 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 42 insertions(+)
 create mode 100644 nixos/tests/hibernate.nix

(limited to 'nixos/tests/hibernate.nix')

diff --git a/nixos/tests/hibernate.nix b/nixos/tests/hibernate.nix
new file mode 100644
index 00000000000..787929f8904
--- /dev/null
+++ b/nixos/tests/hibernate.nix
@@ -0,0 +1,42 @@
+# Test whether hibernation from partition works.
+
+import ./make-test.nix (pkgs: {
+  name = "hibernate";
+
+  nodes = {
+    machine = { config, lib, pkgs, ... }: with lib; {
+      virtualisation.emptyDiskImages = [ config.virtualisation.memorySize ];
+
+      systemd.services.backdoor.conflicts = [ "sleep.target" ];
+
+      swapDevices = mkOverride 0 [ { device = "/dev/vdb"; } ];
+
+      networking.firewall.allowedTCPPorts = [ 4444 ];
+
+      systemd.services.listener.serviceConfig.ExecStart = "${pkgs.netcat}/bin/nc -l -p 4444";
+    };
+
+    probe = { config, lib, pkgs, ...}: {
+      environment.systemPackages = [ pkgs.netcat ];
+    };
+  };
+
+  # 9P doesn't support reconnection to virtio transport after a hibernation.
+  # Therefore, machine just hangs on any Nix store access.
+  # To work around it we run a daemon which listens to a TCP connection and
+  # try to connect to it as a test.
+
+  testScript =
+    ''
+      $machine->waitForUnit("multi-user.target");
+      $machine->succeed("mkswap /dev/vdb");
+      $machine->succeed("swapon -a");
+      $machine->startJob("listener");
+      $machine->succeed("systemctl hibernate &");
+      $machine->waitForShutdown;
+      $machine->start;
+      $probe->waitForUnit("network.target");
+      $probe->waitUntilSucceeds("echo test | nc -c machine 4444");
+    '';
+
+})
-- 
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