tjh.dev
nixpkgs mirror (for testing)
github.com/NixOS/nixpkgs
nix
1{
2 stdenvNoCC,
3 lib,
4 elixir,
5 hex,
6 rebar,
7 rebar3,
8 cacert,
9 git,
10}@inputs:
11
12{
13 pname,
14 version,
15 hash ? "",
16 sha256 ? "",
17 src,
18 mixEnv ? "prod",
19 debug ? false,
20 meta ? { },
21 patches ? [ ],
22 elixir ? inputs.elixir,
23 hex ? inputs.hex.override { inherit elixir; },
24 ...
25}@attrs:
26
27let
28 hash_ =
29 if hash != "" then
30 {
31 outputHashAlgo = null;
32 outputHash = hash;
33 }
34 else if sha256 != "" then
35 {
36 outputHashAlgo = "sha256";
37 outputHash = sha256;
38 }
39 else
40 {
41 outputHashAlgo = "sha256";
42 outputHash = lib.fakeSha256;
43 };
44in
45stdenvNoCC.mkDerivation (
46 attrs
47 // {
48 nativeBuildInputs = [
49 elixir
50 hex
51 cacert
52 git
53 ];
54
55 MIX_ENV = mixEnv;
56 MIX_DEBUG = if debug then 1 else 0;
57 DEBUG = if debug then 1 else 0; # for rebar3
58 # the api with `mix local.rebar rebar path` makes a copy of the binary
59 MIX_REBAR = "${rebar}/bin/rebar";
60 MIX_REBAR3 = "${rebar3}/bin/rebar3";
61 # there is a persistent download failure with absinthe 1.6.3
62 # those defaults reduce the failure rate
63 HEX_HTTP_CONCURRENCY = 1;
64 HEX_HTTP_TIMEOUT = 120;
65
66 configurePhase =
67 attrs.configurePhase or ''
68 runHook preConfigure
69 export HEX_HOME="$TEMPDIR/.hex";
70 export MIX_HOME="$TEMPDIR/.mix";
71 export MIX_DEPS_PATH="$TEMPDIR/deps";
72
73 # Rebar
74 export REBAR_GLOBAL_CONFIG_DIR="$TMPDIR/rebar3"
75 export REBAR_CACHE_DIR="$TMPDIR/rebar3.cache"
76 runHook postConfigure
77 '';
78
79 inherit patches;
80
81 dontBuild = true;
82
83 installPhase =
84 attrs.installPhase or ''
85 runHook preInstall
86 mix deps.get ''${MIX_ENV:+--only $MIX_ENV}
87 find "$TEMPDIR/deps" -path '*/.git/*' -a ! -name HEAD -exec rm -rf {} +
88 cp -r --no-preserve=mode,ownership,timestamps $TEMPDIR/deps $out
89 runHook postInstall
90 '';
91
92 outputHashMode = "recursive";
93
94 impureEnvVars = lib.fetchers.proxyImpureEnvVars;
95 inherit meta;
96 }
97 // hash_
98)