Nix setup

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Stan Drozd 2020-05-12 15:12:23 +02:00
parent 43132a745d
commit 281455ea99
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8 changed files with 242 additions and 0 deletions

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

1
.gitignore vendored
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/target
**/*.rs.bk
result

2
Cargo.lock generated
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# This file is automatically @generated by Cargo.
# It is not intended for manual editing.
[[package]]
name = "MacTypes-sys"
version = "2.1.0"

7
common_deps.nix Normal file
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{ pkgs }:
with pkgs; [
openssl
pkgconfig
rustc
cargo
]

26
default.nix Normal file
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let
sources = import ./nix/sources.nix;
nixpkgs-mozilla = import sources.nixpkgs-mozilla;
pkgs = import sources.nixpkgs {
overlays = [
nixpkgs-mozilla
(
self: super:
{
rustc = self.latest.rustChannels.nightly.rust;
cargo = self.latest.rustChannels.nightly.rust;
}
)
];
};
src = builtins.filterSource
(path: type: type != "directory" || builtins.baseNameOf path != "target")
./.;
deps = import ./common_deps.nix { inherit pkgs; };
naersk = pkgs.callPackage sources.naersk {};
in
naersk.buildPackage {
inherit src;
buildInputs = deps;
remapPathPrefix = true;
}

50
nix/sources.json Normal file
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{
"naersk": {
"branch": "master",
"description": "Build rust crates in Nix. No configuration, no code generation, no IFD. Sandbox friendly.",
"homepage": "",
"owner": "nmattia",
"repo": "naersk",
"rev": "a82fd7dc31a58c462b6dfa9d9d886fa2cc75dfd4",
"sha256": "00bjwir52y6jbf0b22qy9qxramw35k5fc7kp9hymr1zgpmw9kbwg",
"type": "tarball",
"url": "https://github.com/nmattia/naersk/archive/a82fd7dc31a58c462b6dfa9d9d886fa2cc75dfd4.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": "f73bf8d584148677b01859677a63191c31911eae",
"sha256": "0jlmrx633jvqrqlyhlzpvdrnim128gc81q5psz2lpp2af8p8q9qs",
"type": "tarball",
"url": "https://github.com/nmattia/niv/archive/f73bf8d584148677b01859677a63191c31911eae.tar.gz",
"url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
},
"nixpkgs": {
"branch": "nixos-19.09",
"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": "d858110e35b652a02e11deabe7fba2fc28f10945",
"sha256": "1b7sdy9nhk97s9wbn40yij67hmln3d8030mlkx9rwi0wgg90irc1",
"type": "tarball",
"url": "https://github.com/NixOS/nixpkgs-channels/archive/d858110e35b652a02e11deabe7fba2fc28f10945.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": "e912ed483e980dfb4666ae0ed17845c4220e5e7c",
"sha256": "08fvzb8w80bkkabc1iyhzd15f4sm7ra10jn32kfch5klgl0gj3j3",
"type": "tarball",
"url": "https://github.com/mozilla/nixpkgs-mozilla/archive/e912ed483e980dfb4666ae0ed17845c4220e5e7c.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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shell.nix Normal file
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let
sources = import ./nix/sources.nix;
nixpkgs-mozilla = import sources.nixpkgs-mozilla;
pkgs = import sources.nixpkgs {
overlays = [
nixpkgs-mozilla
(
self: super:
{
rustc = self.latest.rustChannels.nightly.rust;
cargo = self.latest.rustChannels.nightly.rust;
}
)
];
};
naersk = pkgs.callPackage sources.naersk {};
deps = import ./common_deps.nix { inherit pkgs; };
in
pkgs.mkShell {
buildInputs = deps;
}