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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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1118
flake.nix
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2
nix/pkgs/book/default.nix
View file

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

45
nix/pkgs/complement/default.nix
View file

@ -16,24 +16,24 @@ let
all_features = true;
disable_release_max_log_level = true;
disable_features = [
# console/CLI stuff isn't used or relevant for complement
"console"
"tokio_console"
# sentry telemetry isn't useful for complement, disabled by default anyways
"sentry_telemetry"
"perf_measurements"
# this is non-functional on nix for some reason
"hardened_malloc"
# dont include experimental features
"experimental"
# compression isn't needed for complement
"brotli_compression"
"gzip_compression"
"zstd_compression"
# complement doesn't need hot reloading
"conduwuit_mods"
# complement doesn't have URL preview media tests
"url_preview"
# console/CLI stuff isn't used or relevant for complement
"console"
"tokio_console"
# sentry telemetry isn't useful for complement, disabled by default anyways
"sentry_telemetry"
"perf_measurements"
# this is non-functional on nix for some reason
"hardened_malloc"
# dont include experimental features
"experimental"
# compression isn't needed for complement
"brotli_compression"
"gzip_compression"
"zstd_compression"
# complement doesn't need hot reloading
"conduwuit_mods"
# complement doesn't have URL preview media tests
"url_preview"
];
};
@ -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" = { };
};
};
}

59
nix/pkgs/main/cross-compilation-env.nix
View file

@ -4,51 +4,52 @@
, stdenv
}:
lib.optionalAttrs stdenv.hostPlatform.isStatic {
ROCKSDB_STATIC = "";
}
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
# leaving PIE enabled.
++ lib.optionals
stdenv.hostPlatform.isStatic
[ "-C" "relocation-model=static" ]
++ lib.optionals
(stdenv.buildPlatform.config != stdenv.hostPlatform.config)
[
"-l"
"c"
([ ]
# 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
# leaving PIE enabled.
++ lib.optionals
stdenv.hostPlatform.isStatic
[ "-C" "relocation-model=static" ]
++ lib.optionals
(stdenv.buildPlatform.config != stdenv.hostPlatform.config)
[
"-l"
"c"
"-l"
"stdc++"
"-l"
"stdc++"
"-L"
"${stdenv.cc.cc.lib}/${stdenv.hostPlatform.config}/lib"
]
"-L"
"${stdenv.cc.cc.lib}/${stdenv.hostPlatform.config}/lib"
]
);
}
# 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;
in
lib.optionalAttrs
(stdenv.targetPlatform.rust.rustcTarget
!= stdenv.hostPlatform.rust.rustcTarget)
!= stdenv.hostPlatform.rust.rustcTarget)
(
let
inherit (stdenv.targetPlatform.rust) cargoEnvVarTarget;

272
nix/pkgs/main/default.nix
View file

@ -12,144 +12,146 @@
, 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"
# jemalloc profiling/stats features are expensive and shouldn't
# be expected on non-debug builds.
"jemalloc_prof"
"jemalloc_stats"
# this is non-functional on nix for some reason
"hardened_malloc"
# conduwuit_mods is a development-only hot reload feature
"conduwuit_mods"
]
# dont include experimental features
"experimental"
# jemalloc profiling/stats features are expensive and shouldn't
# be expected on non-debug builds.
"jemalloc_prof"
"jemalloc_stats"
# this is non-functional on nix for some reason
"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:
let manifest = lib.importTOML "${path}/Cargo.toml"; in
lib.remove "default" (lib.attrNames manifest.features);
crateDefaultFeatures = path:
(lib.importTOML "${path}/Cargo.toml").features.default;
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';
# 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 "${path}/Cargo.toml"; in
lib.remove "default" (lib.attrNames manifest.features);
crateDefaultFeatures = path:
(lib.importTOML "${path}/Cargo.toml").features.default;
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';
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 {
# tikv-jemalloc-sys/unprefixed_malloc_on_supported_platforms feature
unprefixed = true;
}).overrideAttrs (old: {
configureFlags = old.configureFlags ++
# we dont need docs
[ "--disable-doc" ] ++
# we dont need cxx/C++ integration
[ "--disable-cxx" ] ++
# tikv-jemalloc-sys/profiling feature
lib.optional (featureEnabled "jemalloc_prof") "--enable-prof" ++
# tikv-jemalloc-sys/stats feature
(if (featureEnabled "jemalloc_stats") then [ "--enable-stats" ] else [ "--disable-stats" ]);
});
buildDepsOnlyEnv =
let
rocksdb' = (rocksdb.override {
jemalloc = lib.optional (featureEnabled "jemalloc") rust-jemalloc-sys';
# rocksdb fails to build with prefixed jemalloc, which is required on
# darwin due to [1]. In this case, fall back to building rocksdb with
# libc malloc. This should not cause conflicts, because all of the
# jemalloc symbols are prefixed.
#
# [1]: https://github.com/tikv/jemallocator/blob/ab0676d77e81268cd09b059260c75b38dbef2d51/jemalloc-sys/src/env.rs#L17
enableJemalloc = featureEnabled "jemalloc" && !stdenv.hostPlatform.isDarwin;
# for some reason enableLiburing in nixpkgs rocksdb is default true
# which breaks Darwin entirely
enableLiburing = enableLiburing;
}).overrideAttrs (old: {
enableLiburing = enableLiburing;
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
++ [ "-DPORTABLE=haswell" ]) else ([ "-DPORTABLE=1" ])
)
++ old.cmakeFlags;
# outputs has "tools" which we dont need or use
outputs = [ "out" ];
# preInstall hooks has stuff for messing with ldb/sst_dump which we dont need or use
preInstall = "";
});
in
{
# https://crane.dev/faq/rebuilds-bindgen.html
NIX_OUTPATH_USED_AS_RANDOM_SEED = "aaaaaaaaaa";
CARGO_PROFILE = profile;
ROCKSDB_INCLUDE_DIR = "${rocksdb'}/include";
ROCKSDB_LIB_DIR = "${rocksdb'}/lib";
}
//
(import ./cross-compilation-env.nix {
# Keep sorted
inherit
lib
pkgsBuildHost
rust
stdenv;
# 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: {
configureFlags = old.configureFlags ++
# we dont need docs
[ "--disable-doc" ] ++
# we dont need cxx/C++ integration
[ "--disable-cxx" ] ++
# tikv-jemalloc-sys/profiling feature
lib.optional (featureEnabled "jemalloc_prof") "--enable-prof" ++
# tikv-jemalloc-sys/stats feature
(if (featureEnabled "jemalloc_stats") then [ "--enable-stats" ] else [ "--disable-stats" ]);
});
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 // {
# 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)
buildDepsOnlyEnv =
let
rocksdb' = (rocksdb.override {
jemalloc = lib.optional (featureEnabled "jemalloc") rust-jemalloc-sys';
# rocksdb fails to build with prefixed jemalloc, which is required on
# darwin due to [1]. In this case, fall back to building rocksdb with
# libc malloc. This should not cause conflicts, because all of the
# jemalloc symbols are prefixed.
#
# [1]: https://github.com/tikv/jemallocator/blob/ab0676d77e81268cd09b059260c75b38dbef2d51/jemalloc-sys/src/env.rs#L17
enableJemalloc = featureEnabled "jemalloc" && !stdenv.hostPlatform.isDarwin;
# for some reason enableLiburing in nixpkgs rocksdb is default true
# which breaks Darwin entirely
enableLiburing = enableLiburing;
}).overrideAttrs (old: {
enableLiburing = enableLiburing;
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
++ [ "-DPORTABLE=haswell" ]) else ([ "-DPORTABLE=1" ])
)
++ old.cmakeFlags;
# outputs has "tools" which we dont need or use
outputs = [ "out" ];
# preInstall hooks has stuff for messing with ldb/sst_dump which we dont need or use
preInstall = "";
});
in
{
# https://crane.dev/faq/rebuilds-bindgen.html
NIX_OUTPATH_USED_AS_RANDOM_SEED = "aaaaaaaaaa";
CARGO_PROFILE = profile;
ROCKSDB_INCLUDE_DIR = "${rocksdb'}/include";
ROCKSDB_LIB_DIR = "${rocksdb'}/lib";
}
//
(import ./cross-compilation-env.nix {
# Keep sorted
inherit
lib
pkgsBuildHost
rust
stdenv;
});
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 // {
# 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${lib.getLib liburing}/lib -luring"
+ lib.optionalString x86_64_haswell_target_optimised
+ lib.optionalString x86_64_haswell_target_optimised
" -Ctarget-cpu=haswell";
};
};
commonAttrs = {
inherit
(craneLib.crateNameFromCargoToml {
cargoToml = "${inputs.self}/Cargo.toml";
})
pname
version;
commonAttrs = {
inherit
(craneLib.crateNameFromCargoToml {
cargoToml = "${inputs.self}/Cargo.toml";
})
pname
version;
src = let filter = inputs.nix-filter.lib; in filter {
root = inputs.self;
@ -167,22 +169,22 @@ commonAttrs = {
cargoExtraArgs = "--no-default-features --locked "
+ lib.optionalString
(features'' != [])
"--features " + (builtins.concatStringsSep "," features'');
(features'' != [ ])
"--features " + (builtins.concatStringsSep "," features'');
dontStrip = profile == "dev" || profile == "test";
dontPatchELF = profile == "dev" || profile == "test";
buildInputs = lib.optional (featureEnabled "jemalloc") rust-jemalloc-sys'
# needed to build Rust applications on macOS
++ lib.optionals stdenv.hostPlatform.isDarwin [
# https://github.com/NixOS/nixpkgs/issues/206242
# ld: library not found for -liconv
libiconv
# https://stackoverflow.com/questions/69869574/properly-adding-darwin-apple-sdk-to-a-nix-shell
# https://discourse.nixos.org/t/compile-a-rust-binary-on-macos-dbcrossbar/8612
pkgsBuildHost.darwin.apple_sdk.frameworks.Security
];
# needed to build Rust applications on macOS
++ lib.optionals stdenv.hostPlatform.isDarwin [
# https://github.com/NixOS/nixpkgs/issues/206242
# ld: library not found for -liconv
libiconv
# https://stackoverflow.com/questions/69869574/properly-adding-darwin-apple-sdk-to-a-nix-shell
# https://discourse.nixos.org/t/compile-a-rust-binary-on-macos-dbcrossbar/8612
pkgsBuildHost.darwin.apple_sdk.frameworks.Security
];
nativeBuildInputs = [
# bindgen needs the build platform's libclang. Apparently due to "splicing
@ -195,11 +197,11 @@ commonAttrs = {
# differing values for `NIX_CFLAGS_COMPILE`, which contributes to spurious
# rebuilds of bindgen and its depedents.
jq
];
};
];
};
in
craneLib.buildPackage ( commonAttrs // {
craneLib.buildPackage (commonAttrs // {
cargoArtifacts = craneLib.buildDepsOnly (commonAttrs // {
env = buildDepsOnlyEnv;
});
@ -208,8 +210,8 @@ craneLib.buildPackage ( commonAttrs // {
cargoExtraArgs = "--no-default-features --locked "
+ lib.optionalString
(features'' != [])
"--features " + (builtins.concatStringsSep "," 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";