From 106eae7b09470530603d09d326903ecb8f779b9e Mon Sep 17 00:00:00 2001 From: Simon Bruder Date: Tue, 30 Nov 2021 18:50:21 +0100 Subject: [PATCH] Migrate to flake --- .envrc | 2 +- flake.lock | 43 ++++++++++++++ flake.nix | 28 +++++++++ nix/sources.json | 14 ----- nix/sources.nix | 148 ----------------------------------------------- shell.nix | 19 ------ 6 files changed, 72 insertions(+), 182 deletions(-) create mode 100644 flake.lock create mode 100644 flake.nix delete mode 100644 nix/sources.json delete mode 100644 nix/sources.nix delete mode 100644 shell.nix diff --git a/.envrc b/.envrc index 1d953f4..3550a30 100644 --- a/.envrc +++ b/.envrc @@ -1 +1 @@ -use nix +use flake diff --git a/flake.lock b/flake.lock new file mode 100644 index 0000000..29c65bd --- /dev/null +++ b/flake.lock @@ -0,0 +1,43 @@ +{ + "nodes": { + "flake-utils": { + "locked": { + "lastModified": 1638122382, + "narHash": "sha256-sQzZzAbvKEqN9s0bzWuYmRaA03v40gaJ4+iL1LXjaeI=", + "owner": "numtide", + "repo": "flake-utils", + "rev": "74f7e4319258e287b0f9cb95426c9853b282730b", + "type": "github" + }, + "original": { + "owner": "numtide", + "repo": "flake-utils", + "type": "github" + } + }, + "nixpkgs": { + "locked": { + "lastModified": 1638196344, + "narHash": "sha256-fkOqSkfOkl8tqxDd+zJU4kAgyLXp/ouaP+U9gpjEZZs=", + "owner": "nixos", + "repo": "nixpkgs", + "rev": "2553aee74fed8c2205a4aeb3ffd206ca14ede60f", + "type": "github" + }, + "original": { + "owner": "nixos", + "ref": "nixos-21.05", + "repo": "nixpkgs", + "type": "github" + } + }, + "root": { + "inputs": { + "flake-utils": "flake-utils", + "nixpkgs": "nixpkgs" + } + } + }, + "root": "root", + "version": 7 +} diff --git a/flake.nix b/flake.nix new file mode 100644 index 0000000..63b2673 --- /dev/null +++ b/flake.nix @@ -0,0 +1,28 @@ +{ + inputs = { + nixpkgs.url = "github:nixos/nixpkgs/nixos-21.05"; + flake-utils.url = "github:numtide/flake-utils"; + }; + + outputs = { self, nixpkgs, flake-utils }: flake-utils.lib.eachDefaultSystem (system: + let + pkgs = import nixpkgs { inherit system; }; + in + rec { + devShell = pkgs.mkShell { + buildInputs = with pkgs; [ + nixops + python38 + python38Packages.mutagen + zola + unzip + wget + ]; + + shellHook = '' + export NIXOPS_DEPLOYMENT=schulischer-schabernack-hcloud + export NIX_PATH=nixpkgs=${nixpkgs} + ''; + }; + }); +} diff --git a/nix/sources.json b/nix/sources.json deleted file mode 100644 index 40ed822..0000000 --- a/nix/sources.json +++ /dev/null @@ -1,14 +0,0 @@ -{ - "nixpkgs": { - "branch": "release-20.09", - "description": "Nix Packages collection", - "homepage": "", - "owner": "NixOS", - "repo": "nixpkgs", - "rev": "99f8282a65821f148df596ba389606e732eaf99d", - "sha256": "1mm4j1vjs875yzv03plng43ivny0qm09hxpn0if8g9vc849rwc2g", - "type": "tarball", - "url": "https://github.com/NixOS/nixpkgs/archive/99f8282a65821f148df596ba389606e732eaf99d.tar.gz", - "url_template": "https://github.com///archive/.tar.gz" - } -} diff --git a/nix/sources.nix b/nix/sources.nix deleted file mode 100644 index b64b8f8..0000000 --- a/nix/sources.nix +++ /dev/null @@ -1,148 +0,0 @@ -# This file has been generated by Niv. - -let - - # - # The fetchers. fetch_ fetches specs of type . - # - - fetch_file = pkgs: spec: - if spec.builtin or true then - builtins_fetchurl { inherit (spec) url sha256; } - else - pkgs.fetchurl { inherit (spec) url sha256; }; - - fetch_tarball = pkgs: name: spec: - let - ok = str: ! builtins.isNull (builtins.match "[a-zA-Z0-9+-._?=]" str); - # sanitize the name, though nix will still fail if name starts with period - name' = stringAsChars (x: if ! ok x then "-" else x) "${name}-src"; - in - if spec.builtin or true then - builtins_fetchTarball { name = name'; inherit (spec) url sha256; } - else - pkgs.fetchzip { name = name'; inherit (spec) url sha256; }; - - fetch_git = spec: - builtins.fetchGit { url = spec.repo; inherit (spec) rev ref; }; - - fetch_local = spec: spec.path; - - fetch_builtin-tarball = name: throw - ''[${name}] The niv type "builtin-tarball" is deprecated. You should instead use `builtin = true`. - $ niv modify ${name} -a type=tarball -a builtin=true''; - - fetch_builtin-url = name: throw - ''[${name}] The niv type "builtin-url" will soon be deprecated. You should instead use `builtin = true`. - $ niv modify ${name} -a type=file -a builtin=true''; - - # - # Various helpers - # - - # The set of packages used when specs are fetched using non-builtins. - mkPkgs = sources: - let - sourcesNixpkgs = - import (builtins_fetchTarball { inherit (sources.nixpkgs) url sha256; }) {}; - hasNixpkgsPath = builtins.any (x: x.prefix == "nixpkgs") builtins.nixPath; - hasThisAsNixpkgsPath = == ./.; - in - if builtins.hasAttr "nixpkgs" sources - then sourcesNixpkgs - else if hasNixpkgsPath && ! hasThisAsNixpkgsPath then - import {} - else - abort - '' - Please specify either (through -I or NIX_PATH=nixpkgs=...) or - add a package called "nixpkgs" to your sources.json. - ''; - - # The actual fetching function. - fetch = pkgs: name: spec: - - if ! builtins.hasAttr "type" spec then - abort "ERROR: niv spec ${name} does not have a 'type' attribute" - else if spec.type == "file" then fetch_file pkgs spec - else if spec.type == "tarball" then fetch_tarball pkgs name spec - else if spec.type == "git" then fetch_git spec - else if spec.type == "local" then fetch_local spec - else if spec.type == "builtin-tarball" then fetch_builtin-tarball name - else if spec.type == "builtin-url" then fetch_builtin-url name - else - abort "ERROR: niv spec ${name} has unknown type ${builtins.toJSON spec.type}"; - - # If the environment variable NIV_OVERRIDE_${name} is set, then use - # the path directly as opposed to the fetched source. - replace = name: drv: - let - saneName = stringAsChars (c: if isNull (builtins.match "[a-zA-Z0-9]" c) then "_" else c) name; - ersatz = builtins.getEnv "NIV_OVERRIDE_${saneName}"; - in - if ersatz == "" then drv else ersatz; - - # Ports of functions for older nix versions - - # a Nix version of mapAttrs if the built-in doesn't exist - mapAttrs = builtins.mapAttrs or ( - f: set: with builtins; - listToAttrs (map (attr: { name = attr; value = f attr set.${attr}; }) (attrNames set)) - ); - - # https://github.com/NixOS/nixpkgs/blob/0258808f5744ca980b9a1f24fe0b1e6f0fecee9c/lib/lists.nix#L295 - range = first: last: if first > last then [] else builtins.genList (n: first + n) (last - first + 1); - - # https://github.com/NixOS/nixpkgs/blob/0258808f5744ca980b9a1f24fe0b1e6f0fecee9c/lib/strings.nix#L257 - stringToCharacters = s: map (p: builtins.substring p 1 s) (range 0 (builtins.stringLength s - 1)); - - # https://github.com/NixOS/nixpkgs/blob/0258808f5744ca980b9a1f24fe0b1e6f0fecee9c/lib/strings.nix#L269 - stringAsChars = f: s: concatStrings (map f (stringToCharacters s)); - concatStrings = builtins.concatStringsSep ""; - - # fetchTarball version that is compatible between all the versions of Nix - builtins_fetchTarball = { url, name, sha256 }@attrs: - let - inherit (builtins) lessThan nixVersion fetchTarball; - in - if lessThan nixVersion "1.12" then - fetchTarball { inherit name url; } - else - fetchTarball attrs; - - # fetchurl version that is compatible between all the versions of Nix - builtins_fetchurl = { url, sha256 }@attrs: - let - inherit (builtins) lessThan nixVersion fetchurl; - in - if lessThan nixVersion "1.12" then - fetchurl { inherit url; } - else - fetchurl attrs; - - # Create the final "sources" from the config - mkSources = config: - mapAttrs ( - name: spec: - if builtins.hasAttr "outPath" spec - then abort - "The values in sources.json should not have an 'outPath' attribute" - else - spec // { outPath = replace name (fetch config.pkgs name spec); } - ) config.sources; - - # The "config" used by the fetchers - mkConfig = - { sourcesFile ? if builtins.pathExists ./sources.json then ./sources.json else null - , sources ? if isNull sourcesFile then {} else builtins.fromJSON (builtins.readFile sourcesFile) - , pkgs ? mkPkgs sources - }: rec { - # The sources, i.e. the attribute set of spec name to spec - inherit sources; - - # The "pkgs" (evaluated nixpkgs) to use for e.g. non-builtin fetchers - inherit pkgs; - }; - -in -mkSources (mkConfig {}) // { __functor = _: settings: mkSources (mkConfig settings); } diff --git a/shell.nix b/shell.nix deleted file mode 100644 index 3bdcf9d..0000000 --- a/shell.nix +++ /dev/null @@ -1,19 +0,0 @@ -let - sources = import ./nix/sources.nix; - pkgs = import sources.nixpkgs {}; -in -pkgs.mkShell { - buildInputs = with pkgs; [ - nixops - python38 - python38Packages.mutagen - zola - unzip - wget - ]; - - shellHook = '' - export NIXOPS_DEPLOYMENT=schulischer-schabernack-hcloud - export NIX_PATH=nixpkgs=${sources.nixpkgs} - ''; -}