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refactor: get rid of config folder

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Kat Inskip 2022-07-08 17:53:16 -07:00
parent 2606e1d874
commit cb3ae5f434
Signed by: kat
GPG key ID: 465E64DECEA8CF0F
254 changed files with 79 additions and 101 deletions
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170
modules/meta/deploy.nix Normal file
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@ -0,0 +1,170 @@
{ inputs, config, pkgs, lib, ... }:
/*
This module:
* makes tf-nix a part of the meta config
* handles the trusted import for tf-nix
* provides the target interface
* imports the per-host TF config for each target
*/
with lib;
let
cfg = config.deploy;
meta = config;
tfModule = { lib, ... }: with lib; {
config._module.args = {
pkgs = mkDefault pkgs;
};
};
tfType = types.submoduleWith {
modules = [
tfModule
"${toString inputs.tf-nix}/modules"
];
specialArgs = {
meta = config;
};
shorthandOnlyDefinesConfig = true;
};
in
{
imports = [
"${toString inputs.tf-nix}/modules/run.nix"
] ++ (optional (builtins.pathExists ../../tf/tf.nix) (../../tf/tf.nix));
options = {
deploy = {
dataDir = mkOption {
type = types.path;
default = ../../tf;
};
local = {
isRoot = mkOption {
type = types.bool;
default = builtins.getEnv "HOME_UID" == "0";
};
hostName = mkOption {
type = types.nullOr types.str;
default =
let
hostName = builtins.getEnv "HOME_HOSTNAME";
in
if hostName == "" then null else hostName;
};
};
targets =
let
type = types.submodule ({ config, name, ... }: {
options = {
enable = mkEnableOption "Enable the target" // { default = true; };
name = mkOption {
type = types.str;
default = name;
};
nodeNames = mkOption {
type = types.listOf types.str;
default = [ ];
};
tf = mkOption {
type = tfType;
default = { };
};
};
config.tf = mkMerge (singleton
({ ... }: {
imports = [
../../tf.nix
];
deploy.gcroot = {
name = mkDefault "kw-${config.name}";
user = mkIf (builtins.getEnv "HOME_USER" != "") (mkDefault (builtins.getEnv "HOME_USER"));
};
providers.local = { };
deps = {
select.allProviders = true;
enable = true;
/*
apply = {
doneCommand = ''
git -C "${cfg.dataDir}" add -A
git -C "${cfg.dataDir}" commit -m "${config.name}: $(date +'%F %T')"
git -C "${cfg.dataDir}" push
'';
};
*/
};
terraform = {
version = "1.0";
prettyJson = true;
logPath = cfg.dataDir + "/terraform-${config.name}.log";
dataDir = cfg.dataDir + "/tfdata/${config.name}";
environment.TF_CLI_ARGS_apply = "-backup=-";
environment.TF_CLI_ARGS_taint = "-backup=-";
};
state = {
file = cfg.dataDir + "/terraform-${config.name}.tfstate";
};
runners = {
lazy = {
inherit (meta.runners.lazy) file args;
attrPrefix = "deploy.targets.${name}.tf.runners.run.";
};
run = {
apply.name = "${name}-apply-uw";
terraform.name = "${name}-tf";
myApply = {
name = "${name}-apply";
command = let
path = toString cfg.dataDir;
in ''
set -e
git -C "${path}" pull
${config.tf.runners.run.apply.package}/bin/${config.tf.runners.run.apply.executable}
git -C "${path}" add -A
git -C "${path}" commit -m "${config.name}: $(date +'%F %T')"
git -C "${path}" push --force
'';
};
};
};
continue.envVar = "TF_NIX_CONTINUE_${replaceStrings [ "-" ] [ "_" ] config.name}";
}) ++ map (nodeName: mapAttrs (_: mkMerge) meta.network.nodes.nixos.${nodeName}.deploy.tf.out.set) config.nodeNames);
});
in
mkOption {
type = types.attrsOf type;
default = { };
};
};
};
config = {
deploy.targets =
let
nodeNames = attrNames config.network.nodes.nixos;
targets = config.deploy.targets;
explicitlyDefinedHosts = concatLists (mapAttrsToList (targetName: target: remove targetName target.nodeNames) config.deploy.targets);
in
genAttrs nodeNames (nodeName: {
enable = mkDefault (! elem nodeName explicitlyDefinedHosts);
nodeNames = singleton nodeName;
});
runners = {
run = mkMerge (mapAttrsToList
(targetName: target: mapAttrs'
(k: run:
nameValuePair run.name run.set
)
target.tf.runners.run)
(filterAttrs (_: v: v.enable) cfg.targets));
lazy.run = mkMerge (mapAttrsToList
(targetName: target: mapAttrs'
(k: run:
nameValuePair run.name run.set
)
target.tf.runners.lazy.run)
(filterAttrs (_: v: v.enable) cfg.targets));
};
};
}