49 lines
1.2 KiB
Nix
49 lines
1.2 KiB
Nix
{
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config,
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inputs,
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pkgs,
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...
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}:
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let
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asGB = size: toString (size * 1024 * 1024 * 1024);
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in
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{
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nix = {
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settings.trusted-public-keys = [
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"nix-community.cachix.org-1:mB9FSh9qf2dCimDSUo8Zy7bkq5CX+/rkCWyvRCYg3Fs="
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];
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settings.substituters = [ "https://nix-community.cachix.org" ];
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# auto-free the /nix/store
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settings.min-free = asGB 1;
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settings.max-free = asGB 50;
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channel.enable = false;
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# disable global registry
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settings.flake-registry = "";
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# set system registry
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registry = {
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nixpkgs.to = {
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type = "path";
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path = inputs.nixpkgs;
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};
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self.to = {
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type = "path";
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path = inputs.self;
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};
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};
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# explicitly set nix-path, NIX_PATH to nixpkgs from system registry
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settings.nix-path = [ "nixpkgs=flake:nixpkgs" ];
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nixPath = config.nix.settings.nix-path;
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gc.automatic = pkgs.lib.mkDefault true;
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gc.options = pkgs.lib.mkDefault "--delete-older-than 14d";
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# match buildbot timeouts
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# https://github.com/nix-community/buildbot-nix/blob/85c0b246cc96cc244e4d9889a97c4991c4593dc3/buildbot_nix/__init__.py#L1008
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settings.max-silent-time = toString (60 * 20);
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settings.timeout = toString (60 * 60 * 3);
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};
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}
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