From c8e0dd83f8dc72ef7497fa87c1c3c0f7a108053b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=B6rg=20Thalheim?= <joerg@thalheim.io>
Date: Sun, 15 May 2022 08:09:09 +0200
Subject: [PATCH] also build ci for 21.11

---
 flake.lock | 25 +++++++++++++++++++++----
 flake.nix  | 15 ++++++++++++---
 2 files changed, 33 insertions(+), 7 deletions(-)

diff --git a/flake.lock b/flake.lock
index 3f1e19c..c3762e6 100644
--- a/flake.lock
+++ b/flake.lock
@@ -2,11 +2,11 @@
   "nodes": {
     "nixpkgs": {
       "locked": {
-        "lastModified": 1652252629,
-        "narHash": "sha256-SvT64apetqc8P5nYp1/fOZvUmHUPdPFUZbhSpKy+1aI=",
+        "lastModified": 1652541622,
+        "narHash": "sha256-Z9BuUCS0IocoRahFvFDJNU5Q+xM5/lS8Ng4JJFH3+UU=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "d2fc6856824cb87742177eefc8dd534bdb6c3439",
+        "rev": "f7a22851667ac89ac1863ede0d8c386fc6eb12a0",
         "type": "github"
       },
       "original": {
@@ -16,9 +16,26 @@
         "type": "github"
       }
     },
+    "nixpkgs-21_11": {
+      "locked": {
+        "lastModified": 1652559422,
+        "narHash": "sha256-jPVTNImBTUIFdtur+d4IVot6eXmsvtOcBm0TzxmhWPk=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "8b3398bc7587ebb79f93dfeea1b8c574d3c6dba1",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "release-21.11",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
     "root": {
       "inputs": {
-        "nixpkgs": "nixpkgs"
+        "nixpkgs": "nixpkgs",
+        "nixpkgs-21_11": "nixpkgs-21_11"
       }
     }
   },
diff --git a/flake.nix b/flake.nix
index a1c819c..fb63bcf 100644
--- a/flake.nix
+++ b/flake.nix
@@ -1,11 +1,13 @@
 {
   description = "Integrates sops into nixos";
   inputs.nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
+  inputs.nixpkgs-21_11.url = "github:NixOS/nixpkgs/release-21.11";
   nixConfig.extra-substituters = ["https://cache.garnix.io"];
   nixConfig.extra-trusted-public-keys = ["cache.garnix.io:CTFPyKSLcx5RMJKfLo5EEPUObbA78b0YQ2DTCJXqr9g="];
   outputs = {
     self,
     nixpkgs,
+    nixpkgs-21_11
   }: let
     systems = [
       "x86_64-linux"
@@ -17,6 +19,7 @@
       "armv7l-linux"
     ];
     forAllSystems = f: nixpkgs.lib.genAttrs systems (system: f system);
+    suffix-21_11 = attrs: nixpkgs.lib.mapAttrs' (name: value: nixpkgs.lib.nameValuePair (name + "-21_11") value) attrs;
   in {
     overlay = final: prev: let
       localPkgs = import ./default.nix {pkgs = final;};
@@ -31,9 +34,15 @@
       import ./default.nix {
         pkgs = import nixpkgs {inherit system;};
       });
-    checks =
-      nixpkgs.lib.genAttrs ["x86_64-linux" "aarch64-linux"]
-      (system: self.packages.${system}.sops-install-secrets.tests);
+    checks = nixpkgs.lib.genAttrs ["x86_64-linux" "aarch64-linux"]
+      (system: let
+        tests = self.packages.${system}.sops-install-secrets.tests;
+        packages-21_11 = import ./default.nix {
+          pkgs = import nixpkgs-21_11 {inherit system;};
+        };
+        tests-21_11 = packages-21_11.sops-install-secrets.tests;
+      in tests // (suffix-21_11 tests-21_11) // (suffix-21_11 packages-21_11));
+
     defaultPackage = forAllSystems (system: self.packages.${system}.sops-init-gpg-key);
     devShell = forAllSystems (
       system: