This commit is contained in:
Cadey Ratio 2020-02-14 12:57:04 +00:00
parent 55ff381b08
commit 2c6d60b16a
7 changed files with 222 additions and 0 deletions

1
.envrc Normal file
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eval "$(lorri direnv)"

1
.gitignore vendored
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/target
result*

7
nix/rust.nix Normal file
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{ sources ? import ./sources.nix }:
let
pkgs = import sources.nixpkgs { overlays = [ (import sources.nixpkgs-mozilla) ]; };
date = "2020-02-14";
in
pkgs.rustChannelOf { inherit date; channel = "nightly"; }

50
nix/sources.json Normal file
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{
"naersk": {
"branch": "master",
"description": "Build rust crates in Nix. No configuration, no code generation. IFD and sandbox friendly.",
"homepage": "",
"owner": "nmattia",
"repo": "naersk",
"rev": "9a71dbed3c33b2faa57b2fb05ae9cfd563bd6c2c",
"sha256": "1bgkmfdkf3vsxk16vfv2j14xb1sk7idswqd8iai5lwqq7lxq3cna",
"type": "tarball",
"url": "https://github.com/nmattia/naersk/archive/9a71dbed3c33b2faa57b2fb05ae9cfd563bd6c2c.tar.gz",
"url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
},
"niv": {
"branch": "master",
"description": "Easy dependency management for Nix projects",
"homepage": "https://github.com/nmattia/niv",
"owner": "nmattia",
"repo": "niv",
"rev": "2ecfd86b631714b457e56d70dd83fa60435baeb6",
"sha256": "01j6727cws8blg1npp54b4w6xa0gpgyzhyws2vqgp8clnlnmqqhi",
"type": "tarball",
"url": "https://github.com/nmattia/niv/archive/2ecfd86b631714b457e56d70dd83fa60435baeb6.tar.gz",
"url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
},
"nixpkgs": {
"branch": "nixpkgs-unstable",
"description": "A read-only mirror of NixOS/nixpkgs tracking the released channels. Send issues and PRs to",
"homepage": "https://github.com/NixOS/nixpkgs",
"owner": "NixOS",
"repo": "nixpkgs-channels",
"rev": "cc1ae9f21b9e0ce998e706a3de1bad0b5259f22d",
"sha256": "0zjafww05h50ncapw51b5qxgbv9prjyag0j22jnfc3kcs5xr4ap0",
"type": "tarball",
"url": "https://github.com/NixOS/nixpkgs-channels/archive/cc1ae9f21b9e0ce998e706a3de1bad0b5259f22d.tar.gz",
"url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
},
"nixpkgs-mozilla": {
"branch": "master",
"description": "mozilla related nixpkgs (extends nixos/nixpkgs repo)",
"homepage": null,
"owner": "mozilla",
"repo": "nixpkgs-mozilla",
"rev": "36455d54de0b40d9432bba6d8207a5582210b3eb",
"sha256": "0ll0ws3jpidhrcz70hzq1l46y0bbzm87spw03x4zdpacq0n1yqrn",
"type": "tarball",
"url": "https://github.com/mozilla/nixpkgs-mozilla/archive/36455d54de0b40d9432bba6d8207a5582210b3eb.tar.gz",
"url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
}
}

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nix/sources.nix Normal file
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# This file has been generated by Niv.
let
#
# The fetchers. fetch_<type> fetches specs of type <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: spec:
if spec.builtin or true then
builtins_fetchTarball { inherit (spec) url sha256; }
else
pkgs.fetchzip { inherit (spec) url sha256; };
fetch_git = spec:
builtins.fetchGit { url = spec.repo; inherit (spec) rev ref; };
fetch_builtin-tarball = spec:
builtins.trace
''
WARNING:
The niv type "builtin-tarball" will soon be deprecated. You should
instead use `builtin = true`.
$ niv modify <package> -a type=tarball -a builtin=true
''
builtins_fetchTarball { inherit (spec) url sha256; };
fetch_builtin-url = spec:
builtins.trace
''
WARNING:
The niv type "builtin-url" will soon be deprecated. You should
instead use `builtin = true`.
$ niv modify <package> -a type=file -a builtin=true
''
(builtins_fetchurl { inherit (spec) url sha256; });
#
# 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 = <nixpkgs> == ./.;
in
if builtins.hasAttr "nixpkgs" sources
then sourcesNixpkgs
else if hasNixpkgsPath && ! hasThisAsNixpkgsPath then
import <nixpkgs> {}
else
abort
''
Please specify either <nixpkgs> (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 spec
else if spec.type == "git" then fetch_git spec
else if spec.type == "builtin-tarball" then fetch_builtin-tarball spec
else if spec.type == "builtin-url" then fetch_builtin-url spec
else
abort "ERROR: niv spec ${name} has unknown type ${builtins.toJSON spec.type}";
# Ports of functions for older nix versions
# a Nix version of mapAttrs if the built-in doesn't exist
mapAttrs = builtins.mapAttrs or (
f: set: with builtins;
listToAttrs (map (attr: { name = attr; value = f attr set.${attr}; }) (attrNames set))
);
# fetchTarball version that is compatible between all the versions of Nix
builtins_fetchTarball = { url, sha256 }@attrs:
let
inherit (builtins) lessThan nixVersion fetchTarball;
in
if lessThan nixVersion "1.12" then
fetchTarball { inherit 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 = fetch config.pkgs name spec; }
) config.sources;
# The "config" used by the fetchers
mkConfig =
{ sourcesFile ? ./sources.json
, sources ? 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); }

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pneuma.nix Normal file
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{ sources ? import ./nix/sources.nix }:
let
rust = import ./nix/rust.nix { inherit sources; };
pkgs = import sources.nixpkgs { };
naersk = pkgs.callPackage sources.naersk {
rustc = rust.rust;
cargo = rust.rust;
};
in
naersk.buildPackage {
src = builtins.filterSource
(path: type: type != "directory" || builtins.baseNameOf path != "target")
./.;
doCheck = false;
}

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shell.nix Normal file
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let
sources = import ./nix/sources.nix;
niv = import sources.niv { };
pkgs = import sources.nixpkgs { };
rust = import ./nix/rust.nix { inherit sources; };
in
pkgs.mkShell {
buildInputs = [
rust.rust
niv.niv
pkgs.glibc
];
}