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Merge pull request #1152 from Enzime/push-rvwwkktwykyt

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nix: don't allow using `auto-optimise-store` as it can corrupt the store
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Michael Hoang 2024-11-08 02:17:27 +00:00 • committed by GitHub
commit 2fbf4a8417
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1 changed files with 12 additions and 3 deletions
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15
modules/nix/default.nix
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@ -404,7 +404,7 @@ in
{ darwin-config = "${config.environment.darwinConfig}"; } { darwin-config = "${config.environment.darwinConfig}"; }
"/nix/var/nix/profiles/per-user/root/channels" "/nix/var/nix/profiles/per-user/root/channels"
]; ];
defaultText = lib.literalExpression '' defaultText = lib.literalExpression ''
lib.optionals cfg.channel.enable [ lib.optionals cfg.channel.enable [
# Include default path <darwin-config>. # Include default path <darwin-config>.
@ -527,8 +527,10 @@ in
description = '' description = ''
If set to true, Nix automatically detects files in the store that have If set to true, Nix automatically detects files in the store that have
identical contents, and replaces them with hard links to a single copy. identical contents, and replaces them with hard links to a single copy.
This saves disk space. If set to false (the default), you can still run This saves disk space. If set to false (the default), you can enable
nix-store --optimise to get rid of duplicate files. {option}`nix.optimise.automatic` to run {command}`nix-store --optimise`
periodically to get rid of duplicate files. You can also run
{command}`nix-store --optimise` manually.
''; '';
}; };
@ -761,6 +763,13 @@ in
{ assertion = elem "nixbld" config.users.knownGroups -> elem "nixbld" createdGroups; message = "refusing to delete group nixbld in users.knownGroups, this would break nix"; } { assertion = elem "nixbld" config.users.knownGroups -> elem "nixbld" createdGroups; message = "refusing to delete group nixbld in users.knownGroups, this would break nix"; }
{ assertion = elem "_nixbld1" config.users.knownGroups -> elem "_nixbld1" createdUsers; message = "refusing to delete user _nixbld1 in users.knownUsers, this would break nix"; } { assertion = elem "_nixbld1" config.users.knownGroups -> elem "_nixbld1" createdUsers; message = "refusing to delete user _nixbld1 in users.knownUsers, this would break nix"; }
{ assertion = config.users.groups ? "nixbld" -> config.users.groups.nixbld.members != []; message = "refusing to remove all members from nixbld group, this would break nix"; } { assertion = config.users.groups ? "nixbld" -> config.users.groups.nixbld.members != []; message = "refusing to remove all members from nixbld group, this would break nix"; }
{
# Should be fixed in Lix by https://gerrit.lix.systems/c/lix/+/2100
# As `isNixAtLeast "2.92.0" "2.92.0-devpre20241107" == false`, we need to explicitly check if the user is running Lix 2.92.0
assertion = cfg.settings.auto-optimise-store -> (cfg.package.pname == "lix" && (isNixAtLeast "2.92.0-devpre20241107" || cfg.package.version == "2.92.0"));
message = "`nix.settings.auto-optimise-store` is known to corrupt the Nix Store, please use `nix.optimise.automatic` instead.";
}
]; ];
# Not in NixOS module # Not in NixOS module