Cleaned up niv sources

This commit is contained in:
Craige McWhirter 2020-05-12 22:23:30 +10:00
parent 67c5743bbc
commit eee675245a
Signed by: sercanto
GPG key ID: 7DBA9F5689EFB6AA
2 changed files with 130 additions and 138 deletions

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@ -5,34 +5,22 @@
"homepage": "https://github.com/nmattia/niv",
"owner": "nmattia",
"repo": "niv",
"rev": "c25268460b72cea5b7294354ab019997530a6f3d",
"sha256": "1fgq1nkycm54f431h6wflh6rr7xsq3q2fq9drbgra2fnrsyn65ll",
"rev": "f73bf8d584148677b01859677a63191c31911eae",
"sha256": "0jlmrx633jvqrqlyhlzpvdrnim128gc81q5psz2lpp2af8p8q9qs",
"type": "tarball",
"url": "https://github.com/nmattia/niv/archive/c25268460b72cea5b7294354ab019997530a6f3d.tar.gz",
"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",
"branch": "nixos-20.03",
"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": "e1843646b04fb564abf6330a9432a76df3269d2f",
"sha256": "1h1nv7bb6j0ccx8v0sz3gcwl1jqz3v2bb13ham0ky0rg9cvdv91h",
"rev": "5adf2a6c11646898742b0c08f7e94101620ba707",
"sha256": "0wf7pwma2qyfak39b242mcq8z7cdj65sds7hcjxchy0448shapzi",
"type": "tarball",
"url": "https://github.com/NixOS/nixpkgs-channels/archive/e1843646b04fb564abf6330a9432a76df3269d2f.tar.gz",
"url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
},
"ops-lib": {
"branch": "master",
"description": "NixOps deployment configuration library for IOHK devops ",
"homepage": null,
"owner": "input-output-hk",
"repo": "ops-lib",
"rev": "a280a769e911fbdc6e5c40794b15dd8570c39063",
"sha256": "085ad6mdccbpz8zndsz8nfm8r0zn2h7pp5r42wslqwm9x3c2h7nm",
"type": "tarball",
"url": "https://github.com/input-output-hk/ops-lib/archive/a280a769e911fbdc6e5c40794b15dd8570c39063.tar.gz",
"url": "https://github.com/NixOS/nixpkgs-channels/archive/5adf2a6c11646898742b0c08f7e94101620ba707.tar.gz",
"url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
}
}

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@ -1,130 +1,134 @@
# This file has been generated by Niv.
# A record, from name to path, of the third-party packages
with rec
{
pkgs =
if hasNixpkgsPath
then
if hasThisAsNixpkgsPath
then import (builtins_fetchTarball { inherit (sources_nixpkgs) url sha256; }) {}
else import <nixpkgs> {}
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
import (builtins_fetchTarball { inherit (sources_nixpkgs) url sha256; }) {};
pkgs.fetchurl { inherit (spec) url sha256; };
sources_nixpkgs =
if builtins.hasAttr "nixpkgs" sources
then sources.nixpkgs
else abort
''
Please specify either <nixpkgs> (through -I or NIX_PATH=nixpkgs=...) or
add a package called "nixpkgs" to your sources.json.
'';
fetch_tarball = pkgs: spec:
if spec.builtin or true then
builtins_fetchTarball { inherit (spec) url sha256; }
else
pkgs.fetchzip { inherit (spec) url sha256; };
sources_gitignore =
if builtins.hasAttr "gitignore" sources
then sources.gitignore
else abort
''
Please add "gitignore" to your sources.json:
niv add hercules-ci/gitignore
'';
fetch_git = spec:
builtins.fetchGit { url = spec.repo; inherit (spec) rev ref; };
inherit (import (builtins_fetchTarball { inherit (sources_gitignore) url sha256; }) {
inherit (pkgs) lib;
}) gitignoreSource;
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 ? null }@attrs:
let
inherit (builtins) lessThan nixVersion fetchTarball;
in
if sha256 == null || lessThan nixVersion "1.12" then
fetchTarball { inherit url; }
else
fetchTarball attrs;
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 ? null }@attrs:
let
inherit (builtins) lessThan nixVersion fetchurl;
in
if sha256 == null || lessThan nixVersion "1.12" then
fetchurl { inherit url; }
else
fetchurl attrs;
# A wrapper around pkgs.fetchzip that has inspectable arguments,
# annoyingly this means we have to specify them
fetchzip = { url, sha256 ? null }@attrs: if sha256 == null
then builtins.fetchTarball { inherit url; }
else pkgs.fetchzip attrs;
# A wrapper around pkgs.fetchurl that has inspectable arguments,
# annoyingly this means we have to specify them
fetchurl = { url, sha256 }@attrs: pkgs.fetchurl attrs;
hasNixpkgsPath = (builtins.tryEval <nixpkgs>).success;
hasThisAsNixpkgsPath =
(builtins.tryEval <nixpkgs>).success && <nixpkgs> == ./.;
sources = builtins.fromJSON (builtins.readFile ./sources.json);
mapAttrs = builtins.mapAttrs or
(f: set: with builtins;
listToAttrs (map (attr: { name = attr; value = f attr set.${attr}; }) (attrNames set)));
# borrowed from nixpkgs
functionArgs = f: f.__functionArgs or (builtins.functionArgs f);
callFunctionWith = autoArgs: f: args:
let auto = builtins.intersectAttrs (functionArgs f) autoArgs;
in f (auto // args);
getFetcher = spec:
let fetcherName =
if builtins.hasAttr "type" spec
then builtins.getAttr "type" spec
else "builtin-tarball";
in builtins.getAttr fetcherName {
"tarball" = fetchzip;
"builtin-tarball" = builtins_fetchTarball;
"file" = fetchurl;
"builtin-url" = builtins_fetchurl;
};
};
# NOTE: spec must _not_ have an "outPath" attribute
mapAttrs (name: spec:
if builtins.hasAttr "outPath" spec
then abort
"The values in sources.json should not have an 'outPath' attribute"
else
builtins_fetchurl = { url, sha256 }@attrs:
let
host = if (name == "nixpkgs") then "custom_nixpkgs" else name;
tryFromPath = builtins.tryEval (builtins.findFile builtins.nixPath host);
defaultSpec = (if builtins.hasAttr "url" spec && builtins.hasAttr "sha256" spec
then spec //
{ outPath = callFunctionWith spec (getFetcher spec) { }; }
else spec) // (if tryFromPath.success
then let path = tryFromPath.value;
in {
outPath = builtins.trace "using search host <${host}>" (
if pkgs.lib.hasPrefix "/nix/store" (builtins.toString path)
then path else gitignoreSource path);
}
else {});
in if builtins.hasAttr "rev" spec && builtins.hasAttr "url" spec then
defaultSpec //
{ revOverride = rev: if (rev == null) then defaultSpec else
let
spec' = removeAttrs (spec // {
rev = rev;
url = builtins.replaceStrings [defaultSpec.rev] [rev] defaultSpec.url;
}) [ "sha256" ];
in
spec' //
{ outPath = callFunctionWith spec' (getFetcher spec') { }; };
}
else defaultSpec
) sources
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); }