111 lines
3.1 KiB
Nix
111 lines
3.1 KiB
Nix
{ stdenv, erlang, rebar3WithPlugins, openssl,
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lib }:
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{ name, version
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, src
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, beamDeps ? []
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, buildPlugins ? []
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, checkouts ? null
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, releaseType
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, buildInputs ? []
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, setupHook ? null
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, profile ? "default"
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, installPhase ? null
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, buildPhase ? null
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, configurePhase ? null
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, meta ? {}
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, ... }@attrs:
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with lib;
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let
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shell = drv: stdenv.mkDerivation {
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name = "interactive-shell-${drv.name}";
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buildInputs = [ drv ];
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};
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customPhases = filterAttrs
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(_: v: v != null)
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{ inherit setupHook configurePhase buildPhase installPhase; };
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# When using the `beamDeps` argument, it is important that we use
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# `rebar3WithPlugins` here even when there are no plugins. The vanilla
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# `rebar3` package is an escript archive with bundled dependencies which can
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# interfere with those in the app we are trying to build. `rebar3WithPlugins`
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# doesn't have this issue since it puts its own deps last on the code path.
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rebar3 = rebar3WithPlugins {
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plugins = buildPlugins;
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};
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pkg =
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assert beamDeps != [] -> checkouts == null;
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self: stdenv.mkDerivation (attrs // {
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name = "${name}-${version}";
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inherit version;
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buildInputs = buildInputs ++ [ erlang rebar3 openssl ] ++ beamDeps;
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# ensure we strip any native binaries (eg. NIFs, ports)
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stripDebugList = lib.optional (releaseType == "release") "rel";
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inherit src;
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configurePhase = ''
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runHook preConfigure
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${lib.optionalString (checkouts != null)
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"cp --no-preserve=all -R ${checkouts}/_checkouts ."}
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${# Prevent rebar3 from trying to manage deps
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lib.optionalString (beamDeps != [ ]) ''
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erl -noshell -eval '
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{ok, Terms0} = file:consult("rebar.config"),
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Terms = lists:keydelete(deps, 1, Terms0),
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ok = file:write_file("rebar.config", [io_lib:format("~tp.~n", [T]) || T <- Terms]),
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init:stop(0)
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'
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rm -f rebar.lock
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''}
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runHook postConfigure
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'';
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buildPhase = ''
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runHook preBuild
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HOME=. DEBUG=1 rebar3 as ${profile} ${if releaseType == "escript"
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then "escriptize"
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else "release"}
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runHook postBuild
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'';
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installPhase = ''
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runHook preInstall
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dir=${if releaseType == "escript"
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then "bin"
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else "rel"}
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mkdir -p "$out/$dir" "$out/bin"
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cp -R --preserve=mode "_build/${profile}/$dir" "$out"
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${lib.optionalString (releaseType == "release")
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"find $out/rel/*/bin -type f -executable -exec ln -s -t $out/bin {} \\;"}
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runHook postInstall
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'';
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postInstall = ''
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for dir in $out/rel/*/erts-*; do
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echo "ERTS found in $dir - removing references to erlang to reduce closure size"
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for f in $dir/bin/{erl,start}; do
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substituteInPlace "$f" --replace "${erlang}/lib/erlang" "''${dir/\/erts-*/}"
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done
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done
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'';
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meta = {
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inherit (erlang.meta) platforms;
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} // meta;
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passthru = {
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packageName = name;
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env = shell self;
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};
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} // customPhases);
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in
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fix pkg
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