100 lines
2.7 KiB
Nix
100 lines
2.7 KiB
Nix
inputs @ {
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self,
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flake-utils,
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nixpkgs,
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kubenix,
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...
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}:
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flake-utils.lib.eachDefaultSystem
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(system: let
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pkgs = nixpkgs.legacyPackages.${system};
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lib = pkgs.lib;
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deployScript = (pkgs.writeScriptBin "applyset-deploy.sh" (builtins.readFile ./applyset-deploy.sh)).overrideAttrs (old: {
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buildCommand = "${old.buildCommand}\npatchShebangs $out";
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});
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mkKubernetes = name: module: namespace:
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(kubenix.evalModules.${system} {
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specialArgs = {
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inherit namespace system self;
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inherit (inputs) nixhelm blog-pim dns nixpkgs nixng;
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inherit (self) globals;
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utils = import ./utils.nix {
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inherit pkgs self;
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inherit (inputs) nixpkgs nixng nix-snapshotter;
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inherit (self) globals;
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};
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};
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module = {kubenix, ...}: {
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imports = [
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kubenix.modules.k8s
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kubenix.modules.helm
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./modules
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module
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];
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config = {
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kubenix.project = name;
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kubernetes.namespace = namespace;
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};
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};
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})
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.config
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.kubernetes;
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mkManifest = name: {
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module,
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namespace,
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}: {
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name = "${name}-manifest";
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value = (mkKubernetes name module namespace).result;
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};
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mkDeployApp = name: {
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module,
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namespace,
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}: let
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kubernetes = mkKubernetes name module namespace;
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kubeconfig = kubernetes.kubeconfig or "";
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result = kubernetes.result or "";
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wrappedDeployScript =
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pkgs.symlinkJoin
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{
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name = "applyset-deploy.sh";
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paths = [deployScript pkgs.vals pkgs.kubectl];
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buildInputs = [pkgs.makeWrapper];
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passthru.manifest = result;
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meta.mainProgram = "applyset-deploy.sh";
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postBuild = let
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# HACK: create normal way of checking if server runs k8s
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k8sMachines = builtins.attrNames self.globals.nodeLabels;
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k8sServerNames = builtins.concatStringsSep " " k8sMachines;
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in
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/*
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bash
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*/
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''
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wrapProgram $out/bin/applyset-deploy.sh \
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--suffix PATH : "$out/bin" \
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--run 'export KUBECONFIG=''${KUBECONFIG:-${toString kubeconfig}}' \
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--set MANIFEST '${result}' \
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--set NAME '${name}' \
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--set NAMESPACE '${namespace}' \
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--set SERVERS '${k8sServerNames}' \
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--set DYFF '${lib.getExe pkgs.dyff}' \
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--set GCROOTDIR '/nix/var/nix/gcroots/kubernetes-manifests'
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'';
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};
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in {
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name = "${name}-deploy";
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value = wrappedDeployScript;
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};
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deployments = import ./deployments.nix;
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in {
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packages = pkgs.lib.mergeAttrs (pkgs.lib.mapAttrs' mkDeployApp deployments) (pkgs.lib.mapAttrs' mkManifest deployments);
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})
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