labs/tidepool/src/lib/packages.nix
2024-07-09 01:49:44 -07:00

362 lines
13 KiB
Nix

{ lib, config }:
let
lib' = config.lib;
in
{
config = {
lib.packages = {
dependencies = {
get =
dependencies:
let
exists = value: !(builtins.isNull value);
available = builtins.filter exists dependencies;
in
builtins.map (dependency: dependency.package) available;
build =
build': host': target':
builtins.mapAttrs (name: dep: lib'.packages.build dep build' host' target');
collect =
package:
let
isPropagated = name: package: package.propagate or false;
getPropagatedDependencies = target: builtins.attrValues (lib.attrs.filter isPropagated target);
process =
dependencies:
let
getDeps =
name: dependency:
let
deps = {
build = {
only = getPropagatedDependencies dependency.deps.build.only ++ process dependency.deps.build.only;
build =
getPropagatedDependencies dependency.deps.build.build
++ process dependency.deps.build.build;
host = getPropagatedDependencies dependency.deps.build.host ++ process dependency.deps.build.host;
target =
getPropagatedDependencies dependency.deps.build.target
++ process dependency.deps.build.target;
};
host = {
only = getPropagatedDependencies dependency.deps.host.only ++ process dependency.deps.host.only;
host = getPropagatedDependencies dependency.deps.host.host ++ process dependency.deps.host.host;
target =
getPropagatedDependencies dependency.deps.host.target
++ process dependency.deps.host.target;
};
target = {
only = getPropagatedDependencies dependency.deps.target.only ++ process dependency.deps.target.only;
target =
getPropagatedDependencies dependency.deps.target.target
++ process dependency.deps.target.target;
};
};
in
lib.lists.flatten [
deps.build.only
deps.build.build
deps.build.host
deps.build.target
deps.host.only
deps.host.host
deps.host.target
deps.target.only
deps.target.target
];
propagated = lib.attrs.mapToList getDeps dependencies;
in
lib.lists.flatten propagated;
in
{
build = {
only = builtins.attrValues package.deps.build.only ++ process package.deps.build.only;
build = builtins.attrValues package.deps.build.build ++ process package.deps.build.build;
host = builtins.attrValues package.deps.build.host ++ process package.deps.build.host;
target = builtins.attrValues package.deps.build.target ++ process package.deps.build.target;
};
host = {
only = builtins.attrValues package.deps.host.only ++ process package.deps.host.only;
host = builtins.attrValues package.deps.host.host ++ process package.deps.host.host;
target = builtins.attrValues package.deps.host.target ++ process package.deps.host.target;
};
target = {
only = builtins.attrValues package.deps.target.only ++ process package.deps.target.only;
target = builtins.attrValues package.deps.target.target ++ process package.deps.target.target;
};
};
};
context = {
create =
collected: ctx:
let
process =
path:
let
dependencies = lib.attrs.selectOrThrow path collected;
contexts = builtins.map (dependency: dependency.context or { }) dependencies;
result = lib.modules.run {
modules = builtins.map (context: { config = context; }) contexts ++ [
{
freeform = lib.types.any;
options = config.packages.context.options // {
target = lib.options.create {
description = "The dependency target that is being generated.";
type = lib.types.enum [
"build.only"
"build.build"
"build.host"
"build.target"
"host.only"
"host.host"
"host.target"
"target.only"
"target.target"
];
writable = false;
default.value = builtins.concatStringsSep "." path;
};
deps = lib.options.create {
description = "The collected dependencies.";
writable = false;
default.value = collected;
type = lib.types.submodule {
options = {
build = {
only = lib.options.create { type = lib.types.list.of lib'.types.package; };
build = lib.options.create { type = lib.types.list.of lib'.types.package; };
host = lib.options.create { type = lib.types.list.of lib'.types.package; };
target = lib.options.create { type = lib.types.list.of lib'.types.package; };
};
host = {
only = lib.options.create { type = lib.types.list.of lib'.types.package; };
host = lib.options.create { type = lib.types.list.of lib'.types.package; };
target = lib.options.create { type = lib.types.list.of lib'.types.package; };
};
target = {
only = lib.options.create { type = lib.types.list.of lib'.types.package; };
target = lib.options.create { type = lib.types.list.of lib'.types.package; };
};
};
};
};
};
config = ctx;
}
];
};
in
result.config;
in
{
build = {
only = process [
"build"
"only"
];
build = process [
"build"
"build"
];
host = process [
"build"
"host"
];
target = process [
"build"
"target"
];
};
host = {
only = process [
"host"
"only"
];
host = process [
"host"
"host"
];
target = process [
"host"
"target"
];
};
target = {
only = process [
"target"
"only"
];
target = process [
"target"
"target"
];
};
};
};
hooks = {
create =
collected: ctx:
let
process =
path:
let
dependencies = lib.attrs.selectOrThrow path collected;
hooks = builtins.map (
dependency:
let
getHooks = dependency.hooks or (lib.fp.const { });
in
getHooks ctx
) dependencies;
in
hooks;
in
{
build = {
only = process [
"build"
"only"
];
build = process [
"build"
"build"
];
host = process [
"build"
"host"
];
target = process [
"build"
"target"
];
};
host = {
only = process [
"host"
"only"
];
host = process [
"host"
"host"
];
target = process [
"host"
"target"
];
};
target = {
only = process [
"target"
"only"
];
target = process [
"target"
"target"
];
};
};
};
getLatest =
alias:
let
versions = builtins.attrNames alias.versions;
sorted = builtins.sort (lib.versions.gte) versions;
in
builtins.head sorted;
resolve =
alias:
if alias ? versions then
alias.versions.${config.preferences.packages.version}
or (alias.versions.${lib'.packages.getLatest alias})
else
alias;
build =
alias: build: host: target:
let
package = lib'.packages.resolve alias;
buildDependencies =
build': host': target':
builtins.mapAttrs (name: dep: lib'.packages.build dep build' host' target');
platform = {
build = lib.modules.overrides.force build;
host = lib.modules.overrides.force host;
target = lib.modules.overrides.force target;
};
withPlatform = lib.modules.run {
modules = package.__modules__ ++ [
lib'.types.package.children.submodule
(
{ config }:
{
config = {
__modules__ = package.__modules__;
inherit platform;
};
}
)
];
};
# Not all platform information can be effectively handled via submodules. To handle
# the case where a user copies the resolved config over we need to ensure that
# dependencies are appropriately updated.
withDeps = withPlatform.config // {
deps = {
build = {
only = buildDependencies build build build withPlatform.config.deps.build.only;
build = buildDependencies build build target withPlatform.config.deps.build.build;
host = buildDependencies build host target withPlatform.config.deps.build.host;
target = buildDependencies build target target withPlatform.config.deps.build.target;
};
host = {
only = buildDependencies host host host withPlatform.config.deps.host.only;
host = buildDependencies host host target withPlatform.config.deps.host.host;
target = buildDependencies host target target withPlatform.config.deps.host.target;
};
target = {
only = buildDependencies target target target withPlatform.config.deps.target.only;
target = buildDependencies target target target withPlatform.config.deps.target.target;
};
};
};
withPackage = lib.modules.run {
modules = package.__modules__ ++ [
lib'.types.package.children.submodule
(
{ config }:
{
config = {
__modules__ = package.__modules__;
inherit platform;
deps = lib.modules.overrides.force withDeps.deps;
package = lib.modules.overrides.force (withDeps.builder.build withDeps);
};
}
)
];
};
in
withPackage.config;
};
};
}