14a8532ee0
this enables nix-collect-garbage under sudo to respect nix.conf, e.g.:
gc-keep-outputs = true
gc-keep-derivations = true
81 lines
1.9 KiB
Nix
81 lines
1.9 KiB
Nix
{pkgs, config, ...}:
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with pkgs.lib;
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let
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cfg = config.security.sudo;
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inherit (pkgs) sudo;
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in
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{
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###### interface
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options = {
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security.sudo.enable = mkOption {
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default = true;
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description =
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''
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Whether to enable the <command>sudo</command> command, which
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allows non-root users to execute commands as root.
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'';
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};
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security.sudo.configFile = mkOption {
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# Note: if syntax errors are detected in this file, the NixOS
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# configuration will fail to build.
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default =
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''
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# Don't edit this file. Set the NixOS option ‘security.sudo.configFile’ instead.
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# Environment variables to keep for root and %wheel.
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Defaults:root,%wheel env_keep+=LOCALE_ARCHIVE
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Defaults:root,%wheel env_keep+=NIX_CONF_DIR
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Defaults:root,%wheel env_keep+=NIX_PATH
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Defaults:root,%wheel env_keep+=TERMINFO_DIRS
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# Keep SSH_AUTH_SOCK so that pam_ssh_agent_auth.so can do its magic.
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Defaults env_keep+=SSH_AUTH_SOCK
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# "root" is allowed to do anything.
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root ALL=(ALL) SETENV: ALL
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# Users in the "wheel" group can do anything.
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%wheel ALL=(ALL) SETENV: ALL
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'';
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description =
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''
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This string contains the contents of the
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<filename>sudoers</filename> file.
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'';
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};
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};
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###### implementation
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config = mkIf cfg.enable {
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security.setuidPrograms = [ "sudo" ];
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environment.systemPackages = [ sudo ];
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security.pam.services = [ { name = "sudo"; sshAgentAuth = true; } ];
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environment.etc = singleton
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{ source = pkgs.writeText "sudoers-in" cfg.configFile;
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# Make sure that the sudoers file is syntactically valid.
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# (currently disabled - NIXOS-66)
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#"${pkgs.sudo}/sbin/visudo -f $src -c && cp $src $out";
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target = "sudoers";
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mode = "0440";
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};
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};
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}
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