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Fix runInMachine

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It requires a writable /nix/store to store the build result.  Also,
wait until we've reached multi-user.target before doing the build, and
do a sync at the end to ensure all data to $out is properly written.

http://hydra.nixos.org/build/6496716
This commit is contained in:
Eelco Dolstra 2013-10-16 11:36:09 +02:00
parent e0db0aaa4d
commit 6dafee8d67
3 changed files with 9 additions and 7 deletions
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7
nixos/lib/testing.nix
View File

@ -176,7 +176,10 @@ rec {
let let
vm = buildVM { } vm = buildVM { }
[ machine [ machine
{ key = "hostname"; networking.hostName = "client"; } { key = "run-in-machine";
networking.hostName = "client";
nix.readOnlyStore = false;
}
]; ];
buildrunner = writeText "vm-build" '' buildrunner = writeText "vm-build" ''
@ -192,9 +195,11 @@ rec {
testscript = '' testscript = ''
startAll; startAll;
$client->waitForUnit("multi-user.target");
${preBuild} ${preBuild}
$client->succeed("env -i ${pkgs.bash}/bin/bash ${buildrunner} /tmp/xchg/saved-env >&2"); $client->succeed("env -i ${pkgs.bash}/bin/bash ${buildrunner} /tmp/xchg/saved-env >&2");
${postBuild} ${postBuild}
$client->succeed("sync"); # flush all data before pulling the plug
''; '';
vmRunCommand = writeText "vm-run" '' vmRunCommand = writeText "vm-run" ''

3
nixos/modules/virtualisation/qemu-vm.nix
View File

@ -295,7 +295,7 @@ in
boot.initrd.postMountCommands = boot.initrd.postMountCommands =
'' ''
# Mark this as a NixOS machinex. # Mark this as a NixOS machine.
mkdir -p $targetRoot/etc mkdir -p $targetRoot/etc
echo -n > $targetRoot/etc/NIXOS echo -n > $targetRoot/etc/NIXOS
@ -303,7 +303,6 @@ in
chmod 1777 $targetRoot/tmp chmod 1777 $targetRoot/tmp
mkdir -p $targetRoot/boot mkdir -p $targetRoot/boot
mount -o remount,ro $targetRoot/nix/store
${optionalString cfg.writableStore '' ${optionalString cfg.writableStore ''
mkdir -p /unionfs-chroot/ro-store mkdir -p /unionfs-chroot/ro-store
mount --rbind $targetRoot/nix/store /unionfs-chroot/ro-store mount --rbind $targetRoot/nix/store /unionfs-chroot/ro-store

6
nixos/tests/run-in-machine.nix
View File

@ -1,10 +1,8 @@
{ nixpkgs ? <nixpkgs> { system ? builtins.currentSystem }:
, system ? builtins.currentSystem
}:
with import ../lib/testing.nix { inherit system; }; with import ../lib/testing.nix { inherit system; };
runInMachine { runInMachine {
drv = (import nixpkgs { inherit system; }).aterm; drv = pkgs.patchelf;
machine = { config, pkgs, ... }: { services.sshd.enable = true; }; machine = { config, pkgs, ... }: { services.sshd.enable = true; };
} }