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style: Format nix

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nixfmt-rfc-style for flake
nixpkgs-fmt for nix/ directory
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Shuroii 2025-07-03 12:47:22 +02:00 • committed by Jade Ellis
parent 0e2fdc415c
commit 09199b0ea7
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6 changed files with 780 additions and 725 deletions
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158
flake.nix
View file

@ -2,21 +2,40 @@
inputs = {
attic.url = "github:zhaofengli/attic?ref=main";
cachix.url = "github:cachix/cachix?ref=master";
complement = { url = "github:girlbossceo/complement?ref=main"; flake = false; };
crane = { url = "github:ipetkov/crane?ref=master"; };
fenix = { url = "github:nix-community/fenix?ref=main"; inputs.nixpkgs.follows = "nixpkgs"; };
flake-compat = { url = "github:edolstra/flake-compat?ref=master"; flake = false; };
complement = {
url = "github:girlbossceo/complement?ref=main";
flake = false;
};
crane = {
url = "github:ipetkov/crane?ref=master";
};
fenix = {
url = "github:nix-community/fenix?ref=main";
inputs.nixpkgs.follows = "nixpkgs";
};
flake-compat = {
url = "github:edolstra/flake-compat?ref=master";
flake = false;
};
flake-utils.url = "github:numtide/flake-utils?ref=main";
nix-filter.url = "github:numtide/nix-filter?ref=main";
nixpkgs.url = "github:NixOS/nixpkgs?ref=nixpkgs-unstable";
rocksdb = { url = "github:girlbossceo/rocksdb?ref=v9.11.1"; flake = false; };
liburing = { url = "github:axboe/liburing?ref=master"; flake = false; };
rocksdb = {
url = "github:girlbossceo/rocksdb?ref=v9.11.1";
flake = false;
};
liburing = {
url = "github:axboe/liburing?ref=master";
flake = false;
};
};
outputs = inputs:
inputs.flake-utils.lib.eachDefaultSystem (system:
outputs =
inputs:
inputs.flake-utils.lib.eachDefaultSystem (
system:
let
pkgsHost = import inputs.nixpkgs{
pkgsHost = import inputs.nixpkgs {
inherit system;
};
pkgsHostStatic = pkgsHost.pkgsStatic;
@ -26,20 +45,23 @@
file = ./rust-toolchain.toml;
# See also `rust-toolchain.toml`
sha256 = "sha256-KUm16pHj+cRedf8vxs/Hd2YWxpOrWZ7UOrwhILdSJBU=";
sha256 = "sha256-X/4ZBHO3iW0fOenQ3foEvscgAPJYl2abspaBThDOukI=";
};
mkScope = pkgs: pkgs.lib.makeScope pkgs.newScope (self: {
mkScope =
pkgs:
pkgs.lib.makeScope pkgs.newScope (self: {
inherit pkgs;
book = self.callPackage ./nix/pkgs/book {};
complement = self.callPackage ./nix/pkgs/complement {};
book = self.callPackage ./nix/pkgs/book { };
complement = self.callPackage ./nix/pkgs/complement { };
craneLib = ((inputs.crane.mkLib pkgs).overrideToolchain (_: toolchain));
inherit inputs;
main = self.callPackage ./nix/pkgs/main {};
oci-image = self.callPackage ./nix/pkgs/oci-image {};
main = self.callPackage ./nix/pkgs/main { };
oci-image = self.callPackage ./nix/pkgs/oci-image { };
tini = pkgs.tini.overrideAttrs {
# newer clang/gcc is unhappy with tini-static: <https://3.dog/~strawberry/pb/c8y4>
patches = [ (pkgs.fetchpatch {
patches = [
(pkgs.fetchpatch {
url = "https://patch-diff.githubusercontent.com/raw/krallin/tini/pull/224.patch";
hash = "sha256-4bTfAhRyIT71VALhHY13hUgbjLEUyvgkIJMt3w9ag3k=";
})
@ -47,23 +69,27 @@
};
liburing = pkgs.liburing.overrideAttrs {
# Tests weren't building
outputs = [ "out" "dev" "man" ];
outputs = [
"out"
"dev"
"man"
];
buildFlags = [ "library" ];
src = inputs.liburing;
};
rocksdb = (pkgs.rocksdb.override {
rocksdb =
(pkgs.rocksdb.override {
liburing = self.liburing;
}).overrideAttrs (old: {
}).overrideAttrs
(old: {
src = inputs.rocksdb;
version = pkgs.lib.removePrefix
"v"
(builtins.fromJSON (builtins.readFile ./flake.lock))
version = pkgs.lib.removePrefix "v" (builtins.fromJSON (builtins.readFile ./flake.lock))
.nodes.rocksdb.original.ref;
# we have this already at https://github.com/girlbossceo/rocksdb/commit/a935c0273e1ba44eacf88ce3685a9b9831486155
# unsetting this so i don't have to revert it and make this nix exclusive
patches = [];
cmakeFlags = pkgs.lib.subtractLists
[
patches = [ ];
cmakeFlags =
pkgs.lib.subtractLists [
# no real reason to have snappy or zlib, no one uses this
"-DWITH_SNAPPY=1"
"-DZLIB=1"
@ -79,8 +105,7 @@
"-DFORCE_SSE42=1"
# PORTABLE will get set in main/default.nix
"-DPORTABLE=1"
]
old.cmakeFlags
] old.cmakeFlags
++ [
# no real reason to have snappy, no one uses this
"-DWITH_SNAPPY=0"
@ -107,8 +132,11 @@
scopeHost = mkScope pkgsHost;
scopeHostStatic = mkScope pkgsHostStatic;
scopeCrossLinux = mkScope pkgsHost.pkgsLinux.pkgsStatic;
mkCrossScope = crossSystem:
let pkgsCrossStatic = (import inputs.nixpkgs {
mkCrossScope =
crossSystem:
let
pkgsCrossStatic =
(import inputs.nixpkgs {
inherit system;
crossSystem = {
config = crossSystem;
@ -117,7 +145,9 @@
in
mkScope pkgsCrossStatic;
mkDevShell = scope: scope.pkgs.mkShell {
mkDevShell =
scope:
scope.pkgs.mkShell {
env = scope.main.env // {
# Rust Analyzer needs to be able to find the path to default crate
# sources, and it can read this environment variable to do so. The
@ -134,7 +164,8 @@
};
# Development tools
packages = [
packages =
[
# Always use nightly rustfmt because most of its options are unstable
#
# This needs to come before `toolchain` in this list, otherwise
@ -143,7 +174,9 @@
toolchain
]
++ (with pkgsHost.pkgs; [
++ (
with pkgsHost.pkgs;
[
# Required by hardened-malloc.rs dep
binutils
@ -179,14 +212,16 @@
]
# liburing is Linux-exclusive
++ lib.optional stdenv.hostPlatform.isLinux liburing
++ lib.optional stdenv.hostPlatform.isLinux numactl)
++ lib.optional stdenv.hostPlatform.isLinux numactl
)
++ scope.main.buildInputs
++ scope.main.propagatedBuildInputs
++ scope.main.nativeBuildInputs;
};
in
{
packages = {
packages =
{
default = scopeHost.main.override {
disable_features = [
# dont include experimental features
@ -256,7 +291,7 @@
"conduwuit_mods"
];
};
hmalloc = scopeHost.main.override { features = ["hardened_malloc"]; };
hmalloc = scopeHost.main.override { features = [ "hardened_malloc" ]; };
oci-image = scopeHost.oci-image;
oci-image-all-features = scopeHost.oci-image.override {
@ -294,7 +329,7 @@
};
oci-image-hmalloc = scopeHost.oci-image.override {
main = scopeHost.main.override {
features = ["hardened_malloc"];
features = [ "hardened_malloc" ];
};
};
@ -305,11 +340,11 @@
# macOS containers don't exist, so the complement images must be forced to linux
linux-complement = (mkCrossScope "${pkgsHost.hostPlatform.qemuArch}-linux-musl").complement;
}
//
builtins.listToAttrs
(builtins.concatLists
(builtins.map
(crossSystem:
// builtins.listToAttrs (
builtins.concatLists (
builtins.map
(
crossSystem:
let
binaryName = "static-${crossSystem}";
scopeCrossStatic = mkCrossScope crossSystem;
@ -326,7 +361,9 @@
{
name = "${binaryName}-x86_64-haswell-optimised";
value = scopeCrossStatic.main.override {
x86_64_haswell_target_optimised = (if (crossSystem == "x86_64-linux-gnu" || crossSystem == "x86_64-linux-musl") then true else false);
x86_64_haswell_target_optimised = (
if (crossSystem == "x86_64-linux-gnu" || crossSystem == "x86_64-linux-musl") then true else false
);
};
}
@ -396,7 +433,9 @@
# conduwuit_mods is a development-only hot reload feature
"conduwuit_mods"
];
x86_64_haswell_target_optimised = (if (crossSystem == "x86_64-linux-gnu" || crossSystem == "x86_64-linux-musl") then true else false);
x86_64_haswell_target_optimised = (
if (crossSystem == "x86_64-linux-gnu" || crossSystem == "x86_64-linux-musl") then true else false
);
};
}
@ -423,7 +462,7 @@
{
name = "${binaryName}-hmalloc";
value = scopeCrossStatic.main.override {
features = ["hardened_malloc"];
features = [ "hardened_malloc" ];
};
}
@ -439,7 +478,9 @@
name = "oci-image-${crossSystem}-x86_64-haswell-optimised";
value = scopeCrossStatic.oci-image.override {
main = scopeCrossStatic.main.override {
x86_64_haswell_target_optimised = (if (crossSystem == "x86_64-linux-gnu" || crossSystem == "x86_64-linux-musl") then true else false);
x86_64_haswell_target_optimised = (
if (crossSystem == "x86_64-linux-gnu" || crossSystem == "x86_64-linux-musl") then true else false
);
};
};
}
@ -497,7 +538,9 @@
# conduwuit_mods is a development-only hot reload feature
"conduwuit_mods"
];
x86_64_haswell_target_optimised = (if (crossSystem == "x86_64-linux-gnu" || crossSystem == "x86_64-linux-musl") then true else false);
x86_64_haswell_target_optimised = (
if (crossSystem == "x86_64-linux-gnu" || crossSystem == "x86_64-linux-musl") then true else false
);
};
};
}
@ -528,7 +571,7 @@
name = "oci-image-${crossSystem}-hmalloc";
value = scopeCrossStatic.oci-image.override {
main = scopeCrossStatic.main.override {
features = ["hardened_malloc"];
features = [ "hardened_malloc" ];
};
};
}
@ -551,8 +594,9 @@
);
devShells.default = mkDevShell scopeHostStatic;
devShells.all-features = mkDevShell
(scopeHostStatic.overrideScope (final: prev: {
devShells.all-features = mkDevShell (
scopeHostStatic.overrideScope (
final: prev: {
main = prev.main.override {
all_features = true;
disable_features = [
@ -568,11 +612,17 @@
"conduwuit_mods"
];
};
}));
devShells.no-features = mkDevShell
(scopeHostStatic.overrideScope (final: prev: {
}
)
);
devShells.no-features = mkDevShell (
scopeHostStatic.overrideScope (
final: prev: {
main = prev.main.override { default_features = false; };
}));
}
)
);
devShells.dynamic = mkDevShell scopeHost;
});
}
);
}

2
nix/pkgs/book/default.nix
View file

@ -1,6 +1,6 @@
{ inputs
# Dependencies
# Dependencies
, main
, mdbook
, stdenv

9
nix/pkgs/complement/default.nix
View file

@ -68,11 +68,12 @@ dockerTools.buildImage {
"${lib.getExe start}"
];
Entrypoint = if !stdenv.hostPlatform.isDarwin
Entrypoint =
if !stdenv.hostPlatform.isDarwin
# Use the `tini` init system so that signals (e.g. ctrl+c/SIGINT)
# are handled as expected
then [ "${lib.getExe' tini "tini"}" "--" ]
else [];
else [ ];
Env = [
"CONTINUWUITY_TLS__KEY=${./private_key.key}"
@ -82,8 +83,8 @@ dockerTools.buildImage {
];
ExposedPorts = {
"8008/tcp" = {};
"8448/tcp" = {};
"8008/tcp" = { };
"8448/tcp" = { };
};
};
}

21
nix/pkgs/main/cross-compilation-env.nix
View file

@ -4,15 +4,16 @@
, stdenv
}:
lib.optionalAttrs stdenv.hostPlatform.isStatic {
lib.optionalAttrs stdenv.hostPlatform.isStatic
{
ROCKSDB_STATIC = "";
}
}
//
{
CARGO_BUILD_RUSTFLAGS =
lib.concatStringsSep
" "
([]
([ ]
# This disables PIE for static builds, which isn't great in terms
# of security. Unfortunately, my hand is forced because nixpkgs'
# `libstdc++.a` is built without `-fPIE`, which precludes us from
@ -35,13 +36,13 @@ lib.optionalAttrs stdenv.hostPlatform.isStatic {
);
}
# What follows is stolen from [here][0]. Its purpose is to properly
# configure compilers and linkers for various stages of the build, and
# even covers the case of build scripts that need native code compiled and
# run on the build platform (I think).
#
# [0]: https://github.com/NixOS/nixpkgs/blob/nixpkgs-unstable/pkgs/build-support/rust/lib/default.nix#L48-L68
//
# What follows is stolen from [here][0]. Its purpose is to properly
# configure compilers and linkers for various stages of the build, and
# even covers the case of build scripts that need native code compiled and
# run on the build platform (I think).
#
# [0]: https://github.com/NixOS/nixpkgs/blob/nixpkgs-unstable/pkgs/build-support/rust/lib/default.nix#L48-L68
//
(
let
inherit (rust.lib) envVars;

76
nix/pkgs/main/default.nix
View file

@ -12,10 +12,10 @@
, rust-jemalloc-sys
, stdenv
# Options (keep sorted)
# Options (keep sorted)
, all_features ? false
, default_features ? true
# default list of disabled features
# default list of disabled features
, disable_features ? [
# dont include experimental features
"experimental"
@ -27,47 +27,47 @@
"hardened_malloc"
# conduwuit_mods is a development-only hot reload feature
"conduwuit_mods"
]
]
, disable_release_max_log_level ? false
, features ? []
, features ? [ ]
, profile ? "release"
# rocksdb compiled with -march=haswell and target-cpu=haswell rustflag
# haswell is pretty much any x86 cpu made in the last 12 years, and
# supports modern CPU extensions that rocksdb can make use of.
# disable if trying to make a portable x86_64 build for very old hardware
# rocksdb compiled with -march=haswell and target-cpu=haswell rustflag
# haswell is pretty much any x86 cpu made in the last 12 years, and
# supports modern CPU extensions that rocksdb can make use of.
# disable if trying to make a portable x86_64 build for very old hardware
, x86_64_haswell_target_optimised ? false
}:
let
# We perform default-feature unification in nix, because some of the dependencies
# on the nix side depend on feature values.
crateFeatures = path:
# We perform default-feature unification in nix, because some of the dependencies
# on the nix side depend on feature values.
crateFeatures = path:
let manifest = lib.importTOML "${path}/Cargo.toml"; in
lib.remove "default" (lib.attrNames manifest.features);
crateDefaultFeatures = path:
crateDefaultFeatures = path:
(lib.importTOML "${path}/Cargo.toml").features.default;
allDefaultFeatures = crateDefaultFeatures "${inputs.self}/src/main";
allFeatures = crateFeatures "${inputs.self}/src/main";
features' = lib.unique
allDefaultFeatures = crateDefaultFeatures "${inputs.self}/src/main";
allFeatures = crateFeatures "${inputs.self}/src/main";
features' = lib.unique
(features ++
lib.optionals default_features allDefaultFeatures ++
lib.optionals all_features allFeatures);
disable_features' = disable_features ++ lib.optionals disable_release_max_log_level ["release_max_log_level"];
features'' = lib.subtractLists disable_features' features';
disable_features' = disable_features ++ lib.optionals disable_release_max_log_level [ "release_max_log_level" ];
features'' = lib.subtractLists disable_features' features';
featureEnabled = feature : builtins.elem feature features'';
featureEnabled = feature: builtins.elem feature features'';
enableLiburing = featureEnabled "io_uring" && !stdenv.hostPlatform.isDarwin;
enableLiburing = featureEnabled "io_uring" && !stdenv.hostPlatform.isDarwin;
# This derivation will set the JEMALLOC_OVERRIDE variable, causing the
# tikv-jemalloc-sys crate to use the nixpkgs jemalloc instead of building it's
# own. In order for this to work, we need to set flags on the build that match
# whatever flags tikv-jemalloc-sys was going to use. These are dependent on
# which features we enable in tikv-jemalloc-sys.
rust-jemalloc-sys' = (rust-jemalloc-sys.override {
# This derivation will set the JEMALLOC_OVERRIDE variable, causing the
# tikv-jemalloc-sys crate to use the nixpkgs jemalloc instead of building it's
# own. In order for this to work, we need to set flags on the build that match
# whatever flags tikv-jemalloc-sys was going to use. These are dependent on
# which features we enable in tikv-jemalloc-sys.
rust-jemalloc-sys' = (rust-jemalloc-sys.override {
# tikv-jemalloc-sys/unprefixed_malloc_on_supported_platforms feature
unprefixed = true;
}).overrideAttrs (old: {
}).overrideAttrs (old: {
configureFlags = old.configureFlags ++
# we dont need docs
[ "--disable-doc" ] ++
@ -77,9 +77,9 @@ rust-jemalloc-sys' = (rust-jemalloc-sys.override {
lib.optional (featureEnabled "jemalloc_prof") "--enable-prof" ++
# tikv-jemalloc-sys/stats feature
(if (featureEnabled "jemalloc_stats") then [ "--enable-stats" ] else [ "--disable-stats" ]);
});
});
buildDepsOnlyEnv =
buildDepsOnlyEnv =
let
rocksdb' = (rocksdb.override {
jemalloc = lib.optional (featureEnabled "jemalloc") rust-jemalloc-sys';
@ -96,10 +96,12 @@ buildDepsOnlyEnv =
enableLiburing = enableLiburing;
}).overrideAttrs (old: {
enableLiburing = enableLiburing;
cmakeFlags = (if x86_64_haswell_target_optimised then (lib.subtractLists [
cmakeFlags = (if x86_64_haswell_target_optimised then
(lib.subtractLists [
# dont make a portable build if x86_64_haswell_target_optimised is enabled
"-DPORTABLE=1"
] old.cmakeFlags
]
old.cmakeFlags
++ [ "-DPORTABLE=haswell" ]) else ([ "-DPORTABLE=1" ])
)
++ old.cmakeFlags;
@ -129,21 +131,21 @@ buildDepsOnlyEnv =
stdenv;
});
buildPackageEnv = {
buildPackageEnv = {
GIT_COMMIT_HASH = inputs.self.rev or inputs.self.dirtyRev or "";
GIT_COMMIT_HASH_SHORT = inputs.self.shortRev or inputs.self.dirtyShortRev or "";
} // buildDepsOnlyEnv // {
} // buildDepsOnlyEnv // {
# Only needed in static stdenv because these are transitive dependencies of rocksdb
CARGO_BUILD_RUSTFLAGS = buildDepsOnlyEnv.CARGO_BUILD_RUSTFLAGS
+ lib.optionalString (enableLiburing && stdenv.hostPlatform.isStatic)
" -L${lib.getLib liburing}/lib -luring"
+ lib.optionalString x86_64_haswell_target_optimised
" -Ctarget-cpu=haswell";
};
};
commonAttrs = {
commonAttrs = {
inherit
(craneLib.crateNameFromCargoToml {
cargoToml = "${inputs.self}/Cargo.toml";
@ -167,7 +169,7 @@ commonAttrs = {
cargoExtraArgs = "--no-default-features --locked "
+ lib.optionalString
(features'' != [])
(features'' != [ ])
"--features " + (builtins.concatStringsSep "," features'');
dontStrip = profile == "dev" || profile == "test";
@ -199,7 +201,7 @@ commonAttrs = {
};
in
craneLib.buildPackage ( commonAttrs // {
craneLib.buildPackage (commonAttrs // {
cargoArtifacts = craneLib.buildDepsOnly (commonAttrs // {
env = buildDepsOnlyEnv;
});
@ -208,7 +210,7 @@ craneLib.buildPackage ( commonAttrs // {
cargoExtraArgs = "--no-default-features --locked "
+ lib.optionalString
(features'' != [])
(features'' != [ ])
"--features " + (builtins.concatStringsSep "," features'');
env = buildPackageEnv;

9
nix/pkgs/oci-image/default.nix
View file

@ -1,6 +1,6 @@
{ inputs
# Dependencies
# Dependencies
, dockerTools
, lib
, main
@ -17,11 +17,12 @@ dockerTools.buildLayeredImage {
main
];
config = {
Entrypoint = if !stdenv.hostPlatform.isDarwin
Entrypoint =
if !stdenv.hostPlatform.isDarwin
# Use the `tini` init system so that signals (e.g. ctrl+c/SIGINT)
# are handled as expected
then [ "${lib.getExe' tini "tini"}" "--" ]
else [];
else [ ];
Cmd = [
"${lib.getExe main}"
];
@ -31,7 +32,7 @@ dockerTools.buildLayeredImage {
Labels = {
"org.opencontainers.image.authors" = "June Clementine Strawberry <june@girlboss.ceo> and Jason Volk
<jason@zemos.net>";
"org.opencontainers.image.created" ="@${toString inputs.self.lastModified}";
"org.opencontainers.image.created" = "@${toString inputs.self.lastModified}";
"org.opencontainers.image.description" = "a very cool Matrix chat homeserver written in Rust";
"org.opencontainers.image.documentation" = "https://continuwuity.org/";
"org.opencontainers.image.licenses" = "Apache-2.0";