85 lines
2.1 KiB
Nix
85 lines
2.1 KiB
Nix
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{ config, options, lib, pkgs, ... }:
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let
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cfg = config.shb.hardcodedsecret;
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opt = options.shb.hardcodedsecret;
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inherit (lib) mapAttrs' mkOption nameValuePair;
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inherit (lib.types) attrsOf listOf path str submodule;
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inherit (pkgs) writeText;
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in
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{
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options.shb.hardcodedsecret = mkOption {
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default = {};
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type = attrsOf (submodule ({ name, ... }: {
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options = {
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mode = mkOption {
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description = ''
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Mode of the secret file.
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'';
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type = str;
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default = "0400";
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};
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owner = mkOption {
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description = ''
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Linux user owning the secret file.
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'';
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type = str;
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default = "root";
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};
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group = mkOption {
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description = ''
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Linux group owning the secret file.
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'';
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type = str;
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default = "root";
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};
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restartUnits = mkOption {
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description = ''
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Systemd units to restart after the secret is updated.
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'';
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type = listOf str;
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default = [];
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};
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path = mkOption {
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type = path;
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description = ''
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Path to the file containing the secret generated out of band.
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This path will exist after deploying to a target host,
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it is not available through the nix store.
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'';
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default = "/run/hardcodedsecrets/hardcodedsecret_${name}";
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};
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content = mkOption {
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type = str;
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description = ''
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Content of the secret.
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This will be stored in the nix store and should only be used for testing or maybe in dev.
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'';
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};
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};
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}));
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};
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config = {
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system.activationScripts = mapAttrs' (n: cfg':
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let
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content' = writeText "hardcodedsecret_${n}_content" cfg'.content;
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in
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nameValuePair "hardcodedsecret_${n}" ''
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mkdir -p "$(dirname "${cfg'.path}")"
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touch "${cfg'.path}"
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chmod ${cfg'.mode} "${cfg'.path}"
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chown ${cfg'.owner}:${cfg'.group} "${cfg'.path}"
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cp ${content'} "${cfg'.path}"
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''
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) cfg;
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};
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}
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