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https://github.com/LnL7/nix-darwin.git
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63 lines
1.6 KiB
Nix
63 lines
1.6 KiB
Nix
{ config, lib, pkgs, ... }:
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with lib;
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let
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cfg = config.services.nix-daemon;
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in
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{
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options = {
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services.nix-daemon = {
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enable = mkOption {
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type = types.bool;
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default = false;
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description = "Whether to activate system at boot time.";
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};
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tempDir = mkOption {
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type = types.path;
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default = "/tmp";
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description = "The TMPDIR to use for nix-daemon.";
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};
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};
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};
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config = mkIf cfg.enable {
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environment.extraInit = ''
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# Set up secure multi-user builds: non-root users build through the
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# Nix daemon.
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if [ "$USER" != root -o ! -w /nix/var/nix/db ]; then
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export NIX_REMOTE=daemon
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fi
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'';
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launchd.daemons.nix-daemon = {
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command = "${config.nix.package}/bin/nix-daemon";
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serviceConfig.KeepAlive = true;
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serviceConfig.ProcessType = "Interactive";
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serviceConfig.LowPriorityIO = config.nix.daemonIONice;
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serviceConfig.Nice = config.nix.daemonNiceLevel;
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serviceConfig.SoftResourceLimits.NumberOfFiles = 4096;
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serviceConfig.EnvironmentVariables = config.nix.envVars
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# // { CURL_CA_BUNDLE = "/etc/ssl/certs/ca-certificates.crt"; }
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// { SSL_CERT_FILE = "${pkgs.cacert}/etc/ssl/certs/ca-bundle.crt"; }
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// { TMPDIR = "${cfg.tempDir}"; };
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};
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system.activationScripts.nix-daemon.text = mkIf daemon.enable ''
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buildUser=$(dscl . -read /Groups/nixbld 2>&1 | awk '/^GroupMembership: / {print $2}') || true
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if [ -z $buildUser ]; then
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echo "Using the nix-daemon requires build users, aborting activation" >&2
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exit 2
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fi
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'';
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};
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}
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