63 lines
1.8 KiB
Nix
63 lines
1.8 KiB
Nix
{ config, nixpkgs, pkgs, ... }:
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let
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dataDir = "/var/lib/darwin-builder";
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port = 33022;
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darwin-builder = nixpkgs.lib.nixosSystem {
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system = "aarch64-linux";
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modules = [
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"${nixpkgs}/nixos/modules/profiles/macos-builder.nix"
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{
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boot.binfmt.emulatedSystems = [ "x86_64-linux" ];
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system.nixos.revision = nixpkgs.lib.mkForce null;
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virtualisation.host.pkgs = pkgs;
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virtualisation.darwin-builder.hostPort = port;
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virtualisation.darwin-builder.workingDirectory = dataDir;
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}
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];
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};
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in
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{
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nix.distributedBuilds = true;
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nix.buildMachines = [
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{
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hostName = "builder";
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systems = [ "aarch64-linux" "x86_64-linux" ];
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maxJobs = 4;
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speedFactor = 2;
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supportedFeatures = [ "kvm" "benchmark" "big-parallel" ];
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}
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{
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hostName = "plato";
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systems = [ "x86_64-linux" "aarch64-linux" ];
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maxJobs = 6;
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supportedFeatures = [ "benchmark" "big-parallel" "kvm" ];
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}
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];
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nix.settings.builders-use-substitutes = true;
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# We can't/want to edit /var/root/.ssh/config so instead we create the config at another location and tell ssh to use that instead by modifying NIX_SSHOPTS
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environment.etc."nix/ssh_config".text = ''
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Host builder
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User builder
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HostName 127.0.0.1
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Port ${toString port}
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IdentityFile ${dataDir}/keys/builder_ed25519
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Host plato
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IdentityFile /var/root/.ssh/id_plato
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'';
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# Tell nix-daemon to use our custom SSH config
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nix.envVars = { NIX_SSHOPTS = "-F /etc/nix/ssh_config"; };
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launchd.daemons.darwin-builder = {
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command = "${darwin-builder.config.system.build.macos-builder-installer}/bin/create-builder";
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serviceConfig = {
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KeepAlive = true;
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RunAtLoad = true;
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StandardOutPath = "/var/log/darwin-builder.log";
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StandardErrorPath = "/var/log/darwin-builder.log";
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};
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};
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}
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