108 lines
2.5 KiB
Nix
108 lines
2.5 KiB
Nix
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{ pkgs, depot, ... }:
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name: { plugins }: module_tf:
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let
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inherit (pkgs) lib runCommandNoCC writeText writeScript;
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inherit (lib) filterAttrsRecursive;
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allPlugins = (p: plugins p ++ (with p; [
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external
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local
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tls
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p.null
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]));
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tf = pkgs.terraform.withPlugins allPlugins;
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cleanTerraform = filterAttrsRecursive (k: _: ! (builtins.elem k [
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"__readTree"
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"__readTreeChildren"
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]));
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plugins_tf = {
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terraform.required_providers = (builtins.listToAttrs (map
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(p: {
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name = lib.last (lib.splitString "/" p.provider-source-address);
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value = {
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source = p.provider-source-address;
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version = p.version;
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};
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})
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(allPlugins pkgs.terraform.plugins)));
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};
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module_tf' = module_tf // {
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inherit (depot.users.grfn.terraform) globals;
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plugins = plugins_tf;
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};
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module = runCommandNoCC "module" { } ''
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mkdir $out
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${lib.concatStrings (lib.mapAttrsToList (k: config_tf:
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(let
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# TODO: filterAttrsRecursive?
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configJson = writeText "${k}.tf.json"
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(builtins.toJSON (cleanTerraform config_tf));
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in ''
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${pkgs.jq}/bin/jq . ${configJson} > $out/${lib.escapeShellArg k}.tf.json
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''))
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(cleanTerraform module_tf'))}
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'';
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tfcmd = writeScript "${name}-tfcmd" ''
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set -e
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dir="''${TF_STATE_ROOT:-$HOME/tfstate}/${name}"
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cd "$dir"
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rm -f *.json
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cp ${module}/*.json .
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exec ${tf}/bin/terraform "$(basename "$0")"
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'';
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init = writeScript "${name}-init" ''
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set -e
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dir="''${TF_STATE_ROOT:-$HOME/tfstate}/${name}"
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[ -d "$dir" ] || mkdir -p "$dir"
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cd "$dir"
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rm -f *.json
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cp ${module}/*.json .
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exec ${tf}/bin/terraform init
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'';
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# TODO: import (-config)
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tfcmds = runCommandNoCC "${name}-tfcmds" { } ''
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mkdir -p $out/bin
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ln -s ${init} $out/bin/init
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ln -s ${tfcmd} $out/bin/validate
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ln -s ${tfcmd} $out/bin/plan
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ln -s ${tfcmd} $out/bin/apply
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ln -s ${tfcmd} $out/bin/destroy
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'';
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in
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{
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inherit name module;
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terraform = tf;
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cmds = tfcmds;
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# run = {
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# init = depot.nix.nixRunWrapper "init" tfcmds;
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# validate = depot.nix.nixRunWrapper "validate" tfcmds;
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# plan = depot.nix.nixRunWrapper "plan" tfcmds;
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# apply = depot.nix.nixRunWrapper "apply" tfcmds;
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# destroy = depot.nix.nixRunWrapper "destroy" tfcmds;
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# };
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test = runCommandNoCC "${name}-test" { } ''
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set -e
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export TF_STATE_ROOT=$(pwd)
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${tfcmds}/bin/init
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${tfcmds}/bin/validate
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touch $out
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'';
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meta.targets = [ "module" "test" ];
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}
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