feat(nix): flake-parts, first draft

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aviac 2025-09-24 14:33:20 +02:00 committed by Jade Ellis
parent cb7875e479
commit 68bea1816f
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GPG key ID: 8705A2A3EBF77BD2
18 changed files with 757 additions and 1040 deletions

422
flake.lock generated
View file

@ -1,94 +1,28 @@
{
"nodes": {
"attic": {
"inputs": {
"crane": "crane",
"flake-compat": "flake-compat",
"flake-parts": "flake-parts",
"nix-github-actions": "nix-github-actions",
"nixpkgs": "nixpkgs",
"nixpkgs-stable": "nixpkgs-stable"
},
"advisory-db": {
"flake": false,
"locked": {
"lastModified": 1758711588,
"narHash": "sha256-0nZlCCDC5PfndsQJXXtcyrtrfW49I3KadGMDlutzaGU=",
"owner": "zhaofengli",
"repo": "attic",
"rev": "12cbeca141f46e1ade76728bce8adc447f2166c6",
"lastModified": 1760533899,
"narHash": "sha256-wEBOgeHURiBQQnzdCKl30IDnSBqbEXw0Sfnm+an0JmE=",
"owner": "rustsec",
"repo": "advisory-db",
"rev": "218a772dc1f031aa64e0c575a92c8e04439674d5",
"type": "github"
},
"original": {
"owner": "zhaofengli",
"ref": "main",
"repo": "attic",
"type": "github"
}
},
"cachix": {
"inputs": {
"devenv": "devenv",
"flake-compat": "flake-compat_2",
"git-hooks": "git-hooks",
"nixpkgs": "nixpkgs_2"
},
"locked": {
"lastModified": 1756385612,
"narHash": "sha256-+NU5MMhuPHHRyvZZWNFG7zt+leRSPsJu1MwhOUzkPUk=",
"owner": "cachix",
"repo": "cachix",
"rev": "dc24688cd67518c3711d511fa369c0f5a131063a",
"type": "github"
},
"original": {
"owner": "cachix",
"ref": "master",
"repo": "cachix",
"type": "github"
}
},
"cachix_2": {
"inputs": {
"devenv": [
"cachix",
"devenv"
],
"flake-compat": [
"cachix",
"devenv"
],
"git-hooks": [
"cachix",
"devenv",
"git-hooks"
],
"nixpkgs": [
"cachix",
"devenv",
"nixpkgs"
]
},
"locked": {
"lastModified": 1748883665,
"narHash": "sha256-R0W7uAg+BLoHjMRMQ8+oiSbTq8nkGz5RDpQ+ZfxxP3A=",
"owner": "cachix",
"repo": "cachix",
"rev": "f707778d902af4d62d8dd92c269f8e70de09acbe",
"type": "github"
},
"original": {
"owner": "cachix",
"ref": "latest",
"repo": "cachix",
"owner": "rustsec",
"repo": "advisory-db",
"type": "github"
}
},
"crane": {
"locked": {
"lastModified": 1751562746,
"narHash": "sha256-smpugNIkmDeicNz301Ll1bD7nFOty97T79m4GUMUczA=",
"lastModified": 1758686891,
"narHash": "sha256-Lq8JkwjSzv80T1i8KCvqAch75zwD98UKA+4atZjvfZ0=",
"owner": "ipetkov",
"repo": "crane",
"rev": "aed2020fd3dc26e1e857d4107a5a67a33ab6c1fd",
"rev": "02063302383f43237602f5aea5a67766b08e4787",
"type": "github"
},
"original": {
@ -97,53 +31,6 @@
"type": "github"
}
},
"crane_2": {
"locked": {
"lastModified": 1759893430,
"narHash": "sha256-yAy4otLYm9iZ+NtQwTMEbqHwswSFUbhn7x826RR6djw=",
"owner": "ipetkov",
"repo": "crane",
"rev": "1979a2524cb8c801520bd94c38bb3d5692419d93",
"type": "github"
},
"original": {
"owner": "ipetkov",
"ref": "master",
"repo": "crane",
"type": "github"
}
},
"devenv": {
"inputs": {
"cachix": "cachix_2",
"flake-compat": [
"cachix",
"flake-compat"
],
"git-hooks": [
"cachix",
"git-hooks"
],
"nix": "nix",
"nixpkgs": [
"cachix",
"nixpkgs"
]
},
"locked": {
"lastModified": 1754404745,
"narHash": "sha256-BdbW/iTImczgcuATgQIa9sPGuYIBxVq2xqcvICsa2AQ=",
"owner": "cachix",
"repo": "devenv",
"rev": "6563b21105168f90394dfaf58284b078af2d7275",
"type": "github"
},
"original": {
"owner": "cachix",
"repo": "devenv",
"type": "github"
}
},
"fenix": {
"inputs": {
"nixpkgs": [
@ -161,44 +48,11 @@
},
"original": {
"owner": "nix-community",
"ref": "main",
"repo": "fenix",
"type": "github"
}
},
"flake-compat": {
"flake": false,
"locked": {
"lastModified": 1747046372,
"narHash": "sha256-CIVLLkVgvHYbgI2UpXvIIBJ12HWgX+fjA8Xf8PUmqCY=",
"owner": "edolstra",
"repo": "flake-compat",
"rev": "9100a0f413b0c601e0533d1d94ffd501ce2e7885",
"type": "github"
},
"original": {
"owner": "edolstra",
"repo": "flake-compat",
"type": "github"
}
},
"flake-compat_2": {
"flake": false,
"locked": {
"lastModified": 1747046372,
"narHash": "sha256-CIVLLkVgvHYbgI2UpXvIIBJ12HWgX+fjA8Xf8PUmqCY=",
"owner": "edolstra",
"repo": "flake-compat",
"rev": "9100a0f413b0c601e0533d1d94ffd501ce2e7885",
"type": "github"
},
"original": {
"owner": "edolstra",
"repo": "flake-compat",
"type": "github"
}
},
"flake-compat_3": {
"flake": false,
"locked": {
"lastModified": 1747046372,
@ -217,17 +71,14 @@
},
"flake-parts": {
"inputs": {
"nixpkgs-lib": [
"attic",
"nixpkgs"
]
"nixpkgs-lib": "nixpkgs-lib"
},
"locked": {
"lastModified": 1751413152,
"narHash": "sha256-Tyw1RjYEsp5scoigs1384gIg6e0GoBVjms4aXFfRssQ=",
"lastModified": 1756770412,
"narHash": "sha256-+uWLQZccFHwqpGqr2Yt5VsW/PbeJVTn9Dk6SHWhNRPw=",
"owner": "hercules-ci",
"repo": "flake-parts",
"rev": "77826244401ea9de6e3bac47c2db46005e1f30b5",
"rev": "4524271976b625a4a605beefd893f270620fd751",
"type": "github"
},
"original": {
@ -236,214 +87,13 @@
"type": "github"
}
},
"flake-parts_2": {
"inputs": {
"nixpkgs-lib": [
"cachix",
"devenv",
"nix",
"nixpkgs"
]
},
"locked": {
"lastModified": 1733312601,
"narHash": "sha256-4pDvzqnegAfRkPwO3wmwBhVi/Sye1mzps0zHWYnP88c=",
"owner": "hercules-ci",
"repo": "flake-parts",
"rev": "205b12d8b7cd4802fbcb8e8ef6a0f1408781a4f9",
"type": "github"
},
"original": {
"owner": "hercules-ci",
"repo": "flake-parts",
"type": "github"
}
},
"flake-utils": {
"inputs": {
"systems": "systems"
},
"locked": {
"lastModified": 1731533236,
"narHash": "sha256-l0KFg5HjrsfsO/JpG+r7fRrqm12kzFHyUHqHCVpMMbI=",
"owner": "numtide",
"repo": "flake-utils",
"rev": "11707dc2f618dd54ca8739b309ec4fc024de578b",
"type": "github"
},
"original": {
"owner": "numtide",
"ref": "main",
"repo": "flake-utils",
"type": "github"
}
},
"git-hooks": {
"inputs": {
"flake-compat": [
"cachix",
"flake-compat"
],
"gitignore": "gitignore",
"nixpkgs": [
"cachix",
"nixpkgs"
]
},
"locked": {
"lastModified": 1750779888,
"narHash": "sha256-wibppH3g/E2lxU43ZQHC5yA/7kIKLGxVEnsnVK1BtRg=",
"owner": "cachix",
"repo": "git-hooks.nix",
"rev": "16ec914f6fb6f599ce988427d9d94efddf25fe6d",
"type": "github"
},
"original": {
"owner": "cachix",
"repo": "git-hooks.nix",
"type": "github"
}
},
"gitignore": {
"inputs": {
"nixpkgs": [
"cachix",
"git-hooks",
"nixpkgs"
]
},
"locked": {
"lastModified": 1709087332,
"narHash": "sha256-HG2cCnktfHsKV0s4XW83gU3F57gaTljL9KNSuG6bnQs=",
"owner": "hercules-ci",
"repo": "gitignore.nix",
"rev": "637db329424fd7e46cf4185293b9cc8c88c95394",
"type": "github"
},
"original": {
"owner": "hercules-ci",
"repo": "gitignore.nix",
"type": "github"
}
},
"nix": {
"inputs": {
"flake-compat": [
"cachix",
"devenv",
"flake-compat"
],
"flake-parts": "flake-parts_2",
"git-hooks-nix": [
"cachix",
"devenv",
"git-hooks"
],
"nixpkgs": [
"cachix",
"devenv",
"nixpkgs"
],
"nixpkgs-23-11": [
"cachix",
"devenv"
],
"nixpkgs-regression": [
"cachix",
"devenv"
]
},
"locked": {
"lastModified": 1752773918,
"narHash": "sha256-dOi/M6yNeuJlj88exI+7k154z+hAhFcuB8tZktiW7rg=",
"owner": "cachix",
"repo": "nix",
"rev": "031c3cf42d2e9391eee373507d8c12e0f9606779",
"type": "github"
},
"original": {
"owner": "cachix",
"ref": "devenv-2.30",
"repo": "nix",
"type": "github"
}
},
"nix-filter": {
"locked": {
"lastModified": 1757882181,
"narHash": "sha256-+cCxYIh2UNalTz364p+QYmWHs0P+6wDhiWR4jDIKQIU=",
"owner": "numtide",
"repo": "nix-filter",
"rev": "59c44d1909c72441144b93cf0f054be7fe764de5",
"type": "github"
},
"original": {
"owner": "numtide",
"ref": "main",
"repo": "nix-filter",
"type": "github"
}
},
"nix-github-actions": {
"inputs": {
"nixpkgs": [
"attic",
"nixpkgs"
]
},
"locked": {
"lastModified": 1737420293,
"narHash": "sha256-F1G5ifvqTpJq7fdkT34e/Jy9VCyzd5XfJ9TO8fHhJWE=",
"owner": "nix-community",
"repo": "nix-github-actions",
"rev": "f4158fa080ef4503c8f4c820967d946c2af31ec9",
"type": "github"
},
"original": {
"owner": "nix-community",
"repo": "nix-github-actions",
"type": "github"
}
},
"nixpkgs": {
"locked": {
"lastModified": 1751949589,
"narHash": "sha256-mgFxAPLWw0Kq+C8P3dRrZrOYEQXOtKuYVlo9xvPntt8=",
"lastModified": 1758427187,
"narHash": "sha256-pHpxZ/IyCwoTQPtFIAG2QaxuSm8jWzrzBGjwQZIttJc=",
"owner": "NixOS",
"repo": "nixpkgs",
"rev": "9b008d60392981ad674e04016d25619281550a9d",
"type": "github"
},
"original": {
"owner": "NixOS",
"ref": "nixpkgs-unstable",
"repo": "nixpkgs",
"type": "github"
}
},
"nixpkgs-stable": {
"locked": {
"lastModified": 1751741127,
"narHash": "sha256-t75Shs76NgxjZSgvvZZ9qOmz5zuBE8buUaYD28BMTxg=",
"owner": "NixOS",
"repo": "nixpkgs",
"rev": "29e290002bfff26af1db6f64d070698019460302",
"type": "github"
},
"original": {
"owner": "NixOS",
"ref": "nixos-25.05",
"repo": "nixpkgs",
"type": "github"
}
},
"nixpkgs_2": {
"locked": {
"lastModified": 1754214453,
"narHash": "sha256-Q/I2xJn/j1wpkGhWkQnm20nShYnG7TI99foDBpXm1SY=",
"owner": "NixOS",
"repo": "nixpkgs",
"rev": "5b09dc45f24cf32316283e62aec81ffee3c3e376",
"rev": "554be6495561ff07b6c724047bdd7e0716aa7b46",
"type": "github"
},
"original": {
@ -453,7 +103,7 @@
"type": "github"
}
},
"nixpkgs_3": {
"nixpkgs-lib": {
"locked": {
"lastModified": 1760504863,
"narHash": "sha256-h13YFQMi91nXkkRoJMIfezorz5SbD6849jw5L0fjK4I=",
@ -463,22 +113,19 @@
"type": "github"
},
"original": {
"owner": "NixOS",
"ref": "nixpkgs-unstable",
"repo": "nixpkgs",
"owner": "nix-community",
"repo": "nixpkgs.lib",
"type": "github"
}
},
"root": {
"inputs": {
"attic": "attic",
"cachix": "cachix",
"crane": "crane_2",
"advisory-db": "advisory-db",
"crane": "crane",
"fenix": "fenix",
"flake-compat": "flake-compat_3",
"flake-utils": "flake-utils",
"nix-filter": "nix-filter",
"nixpkgs": "nixpkgs_3"
"flake-compat": "flake-compat",
"flake-parts": "flake-parts",
"nixpkgs": "nixpkgs"
}
},
"rust-analyzer-src": {
@ -497,21 +144,6 @@
"repo": "rust-analyzer",
"type": "github"
}
},
"systems": {
"locked": {
"lastModified": 1681028828,
"narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
"owner": "nix-systems",
"repo": "default",
"rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
"type": "github"
},
"original": {
"owner": "nix-systems",
"repo": "default",
"type": "github"
}
}
},
"root": "root",

366
flake.nix
View file

@ -1,351 +1,41 @@
{
description = "A nix flake for the continuwuity project";
inputs = {
attic.url = "github:zhaofengli/attic?ref=main";
cachix.url = "github:cachix/cachix?ref=master";
crane = {
url = "github:ipetkov/crane?ref=master";
};
# basics
flake-parts.url = "github:hercules-ci/flake-parts";
nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
# for rust via nix
crane.url = "github:ipetkov/crane";
fenix = {
url = "github:nix-community/fenix?ref=main";
url = "github:nix-community/fenix";
inputs.nixpkgs.follows = "nixpkgs";
};
# for vuln checks
advisory-db = {
url = "github:rustsec/advisory-db";
flake = false;
};
# for default.nix
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";
};
outputs =
inputs:
inputs.flake-utils.lib.eachDefaultSystem (
system:
let
pkgsHost = import inputs.nixpkgs {
inherit system;
};
fnx = inputs.fenix.packages.${system};
# The Rust toolchain to use
toolchain = fnx.combine [
(fnx.fromToolchainFile {
file = ./rust-toolchain.toml;
# See also `rust-toolchain.toml`
sha256 = "sha256-+9FmLhAOezBZCOziO0Qct1NOrfpjNsXxc/8I0c7BdKE=";
})
fnx.complete.rustfmt
];
mkScope =
pkgs:
pkgs.lib.makeScope pkgs.newScope (self: {
inherit pkgs inputs;
craneLib = (inputs.crane.mkLib pkgs).overrideToolchain (_: toolchain);
main = self.callPackage ./pkg/nix/pkgs/main { };
liburing = pkgs.liburing.overrideAttrs {
# Tests weren't building
outputs = [
"out"
"dev"
"man"
];
buildFlags = [ "library" ];
};
rocksdb =
(pkgs.rocksdb_9_10.override {
# Override the liburing input for the build with our own so
# we have it built with the library flag
inherit (self) liburing;
}).overrideAttrs
(old: {
src = pkgsHost.fetchFromGitea {
domain = "forgejo.ellis.link";
owner = "continuwuation";
repo = "rocksdb";
rev = "10.5.fb";
sha256 = "sha256-X4ApGLkHF9ceBtBg77dimEpu720I79ffLoyPa8JMHaU=";
};
version = "v10.5.fb";
cmakeFlags =
pkgs.lib.subtractLists [
# No real reason to have snappy or zlib, no one uses this
"-DWITH_SNAPPY=1"
"-DZLIB=1"
"-DWITH_ZLIB=1"
# We don't need to use ldb or sst_dump (core_tools)
"-DWITH_CORE_TOOLS=1"
# We don't need to build rocksdb tests
"-DWITH_TESTS=1"
# We use rust-rocksdb via C interface and don't need C++ RTTI
"-DUSE_RTTI=1"
# This doesn't exist in RocksDB, and USE_SSE is deprecated for
# PORTABLE=$(march)
"-DFORCE_SSE42=1"
# PORTABLE will get set in main/default.nix
"-DPORTABLE=1"
] old.cmakeFlags
++ [
# No real reason to have snappy, no one uses this
"-DWITH_SNAPPY=0"
"-DZLIB=0"
"-DWITH_ZLIB=0"
# We don't need to use ldb or sst_dump (core_tools)
"-DWITH_CORE_TOOLS=0"
# We don't need trace tools
"-DWITH_TRACE_TOOLS=0"
# We don't need to build rocksdb tests
"-DWITH_TESTS=0"
# We use rust-rocksdb via C interface and don't need C++ RTTI
"-DUSE_RTTI=0"
];
# outputs has "tools" which we don't need or use
outputs = [ "out" ];
# preInstall hooks has stuff for messing with ldb/sst_dump which we don't need or use
preInstall = "";
# We have this already at https://forgejo.ellis.link/continuwuation/rocksdb/commit/a935c0273e1ba44eacf88ce3685a9b9831486155
# Unsetting this so we don't have to revert it and make this nix exclusive
patches = [ ];
postPatch = ''
# Fix gcc-13 build failures due to missing <cstdint> and
# <system_error> includes, fixed upstream since 8.x
sed -e '1i #include <cstdint>' -i db/compaction/compaction_iteration_stats.h
sed -e '1i #include <cstdint>' -i table/block_based/data_block_hash_index.h
sed -e '1i #include <cstdint>' -i util/string_util.h
sed -e '1i #include <cstdint>' -i include/rocksdb/utilities/checkpoint.h
'';
});
});
scopeHost = mkScope pkgsHost;
mkCrossScope =
crossSystem:
let
pkgsCrossStatic =
(import inputs.nixpkgs {
inherit system;
crossSystem = {
config = crossSystem;
};
}).pkgsStatic;
in
mkScope pkgsCrossStatic;
in
{
packages =
{
default = scopeHost.main.override {
disable_features = [
# Don't 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"
];
};
default-debug = scopeHost.main.override {
profile = "dev";
# Debug build users expect full logs
disable_release_max_log_level = true;
disable_features = [
# Don't include experimental features
"experimental"
# This is non-functional on nix for some reason
"hardened_malloc"
# conduwuit_mods is a development-only hot reload feature
"conduwuit_mods"
];
};
# Just a test profile used for things like CI and complement
default-test = scopeHost.main.override {
profile = "test";
disable_release_max_log_level = true;
disable_features = [
# Don't include experimental features
"experimental"
# this is non-functional on nix for some reason
"hardened_malloc"
# conduwuit_mods is a development-only hot reload feature
"conduwuit_mods"
];
};
all-features = scopeHost.main.override {
all_features = true;
disable_features = [
# Don't 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"
];
};
all-features-debug = scopeHost.main.override {
profile = "dev";
all_features = true;
# Debug build users expect full logs
disable_release_max_log_level = true;
disable_features = [
# Don't include experimental features
"experimental"
# This is non-functional on nix for some reason
"hardened_malloc"
# conduwuit_mods is a development-only hot reload feature
"conduwuit_mods"
];
};
hmalloc = scopeHost.main.override { features = [ "hardened_malloc" ]; };
}
// builtins.listToAttrs (
builtins.concatLists (
builtins.map
(
crossSystem:
let
binaryName = "static-${crossSystem}";
scopeCrossStatic = mkCrossScope crossSystem;
in
[
# An output for a statically-linked binary
{
name = binaryName;
value = scopeCrossStatic.main;
}
# An output for a statically-linked binary with x86_64 haswell
# target optimisations
{
name = "${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;
};
}
# An output for a statically-linked unstripped debug ("dev") binary
{
name = "${binaryName}-debug";
value = scopeCrossStatic.main.override {
profile = "dev";
# debug build users expect full logs
disable_release_max_log_level = true;
};
}
# An output for a statically-linked unstripped debug binary with the
# "test" profile (for CI usage only)
{
name = "${binaryName}-test";
value = scopeCrossStatic.main.override {
profile = "test";
disable_release_max_log_level = true;
disable_features = [
# dont include experimental features
"experimental"
# this is non-functional on nix for some reason
"hardened_malloc"
# conduwuit_mods is a development-only hot reload feature
"conduwuit_mods"
];
};
}
# An output for a statically-linked binary with `--all-features`
{
name = "${binaryName}-all-features";
value = scopeCrossStatic.main.override {
all_features = true;
disable_features = [
# dont include experimental features
"experimental"
# jemalloc profiling/stats features are expensive and shouldn't
# be expected on non-debug builds.
"jemalloc_prof"
"jemalloc_stats"
# this is non-functional on nix for some reason
"hardened_malloc"
# conduwuit_mods is a development-only hot reload feature
"conduwuit_mods"
];
};
}
# An output for a statically-linked binary with `--all-features` and with x86_64 haswell
# target optimisations
{
name = "${binaryName}-all-features-x86_64-haswell-optimised";
value = scopeCrossStatic.main.override {
all_features = true;
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"
];
x86_64_haswell_target_optimised =
if (crossSystem == "x86_64-linux-gnu" || crossSystem == "x86_64-linux-musl") then true else false;
};
}
# An output for a statically-linked unstripped debug ("dev") binary with `--all-features`
{
name = "${binaryName}-all-features-debug";
value = scopeCrossStatic.main.override {
profile = "dev";
all_features = true;
# debug build users expect full logs
disable_release_max_log_level = true;
disable_features = [
# dont include experimental features
"experimental"
# this is non-functional on nix for some reason
"hardened_malloc"
# conduwuit_mods is a development-only hot reload feature
"conduwuit_mods"
];
};
}
# An output for a statically-linked binary with hardened_malloc
{
name = "${binaryName}-hmalloc";
value = scopeCrossStatic.main.override {
features = [ "hardened_malloc" ];
};
}
]
)
[
#"x86_64-apple-darwin"
#"aarch64-apple-darwin"
"x86_64-linux-gnu"
"x86_64-linux-musl"
"aarch64-linux-musl"
]
)
);
}
);
inputs@{ flake-parts, ... }:
flake-parts.lib.mkFlake { inherit inputs; } {
imports = [ ./nix ];
systems = [
# good support
"x86_64-linux"
# support untested but theoretically there
"aarch64-linux"
];
};
}

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{ inputs, ... }:
{
perSystem =
{
self',
lib,
pkgs,
...
}:
let
uwulib = inputs.self.uwulib.init pkgs;
commonAttrs = (uwulib.build.commonAttrs { }) // {
buildInputs = [
pkgs.liburing
self'.packages.rust-jemalloc-sys-unprefixed'
self'.packages.rocksdbAllFeatures
];
nativeBuildInputs = [
pkgs.pkg-config
# bindgen needs the build platform's libclang. Apparently due to "splicing
# weirdness", pkgs.rustPlatform.bindgenHook on its own doesn't quite do the
# right thing here.
pkgs.rustPlatform.bindgenHook
];
env = {
LIBCLANG_PATH = lib.makeLibraryPath [ pkgs.llvmPackages.libclang.lib ];
LD_LIBRARY_PATH = lib.makeLibraryPath [
pkgs.liburing
self'.packages.rust-jemalloc-sys-unprefixed'
self'.packages.rocksdbAllFeatures
];
}
// uwulib.environment.buildPackageEnv
// {
ROCKSDB_INCLUDE_DIR = "${self'.packages.rocksdbAllFeatures}/include";
ROCKSDB_LIB_DIR = "${self'.packages.rocksdbAllFeatures}/lib";
};
};
cargoArtifacts = self'.packages.continuwuity-all-features-deps;
in
{
# taken from
#
# https://crane.dev/examples/quick-start.html
checks = {
continuwuity-all-features-build = self'.packages.continuwuity-all-features-bin;
continuwuity-all-features-clippy = uwulib.build.craneLibForChecks.cargoClippy (
commonAttrs
// {
inherit cargoArtifacts;
cargoClippyExtraArgs = "-- --deny warnings";
}
);
continuwuity-all-features-docs = uwulib.build.craneLibForChecks.cargoDoc (
commonAttrs
// {
inherit cargoArtifacts;
# This can be commented out or tweaked as necessary, e.g. set to
# `--deny rustdoc::broken-intra-doc-links` to only enforce that lint
env.RUSTDOCFLAGS = "--deny warnings";
}
);
# Check formatting
continuwuity-all-features-fmt = uwulib.build.craneLibForChecks.cargoFmt {
src = uwulib.build.src;
};
continuwuity-all-features-toml-fmt = uwulib.build.craneLibForChecks.taploFmt {
src = pkgs.lib.sources.sourceFilesBySuffices uwulib.build.src [ ".toml" ];
# taplo arguments can be further customized below as needed
# taploExtraArgs = "--config ./taplo.toml";
};
# Audit dependencies
continuwuity-all-features-audit = uwulib.build.craneLibForChecks.cargoAudit {
inherit (inputs) advisory-db;
src = uwulib.build.src;
};
# Audit licenses
continuwuity-all-features-deny = uwulib.build.craneLibForChecks.cargoDeny {
src = uwulib.build.src;
};
# Run tests with cargo-nextest
# Consider setting `doCheck = false` on `continuwuity-all-features` if you do not want
# the tests to run twice
continuwuity-all-features-nextest = uwulib.build.craneLibForChecks.cargoNextest (
commonAttrs
// {
inherit cargoArtifacts;
partitions = 1;
partitionType = "count";
cargoNextestPartitionsExtraArgs = "--no-tests=pass";
}
);
};
};
}

8
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{
imports = [
./checks
./packages
./shells
./tests
];
}

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@ -0,0 +1,60 @@
{ inputs, ... }:
{
perSystem =
{
self',
lib,
pkgs,
...
}:
let
uwulib = inputs.self.uwulib.init pkgs;
in
{
packages =
lib.pipe
[
# this is the default variant
{
variantName = "default";
commonAttrsArgs.profile = "release";
rocksdb = self'.packages.rocksdb;
features = { };
}
# this is the variant with all features enabled (liburing + jemalloc)
{
variantName = "all-features";
commonAttrsArgs.profile = "release";
rocksdb = self'.packages.rocksdb.override {
enableJemalloc = true;
enableLiburing = true;
};
features = {
enabledFeatures = "all";
disabledFeatures = uwulib.features.defaultDisabledFeatures ++ [ "bindgen-static" ];
};
}
]
[
(builtins.map (cfg: rec {
deps = {
name = "continuwuity-${cfg.variantName}-deps";
value = uwulib.build.buildDeps {
features = uwulib.features.calcFeatures cfg.features;
inherit (cfg) commonAttrsArgs rocksdb;
};
};
bin = {
name = "continuwuity-${cfg.variantName}-bin";
value = uwulib.build.buildPackage {
deps = self'.packages.${deps.name};
features = uwulib.features.calcFeatures cfg.features;
inherit (cfg) commonAttrsArgs rocksdb;
};
};
}))
(builtins.concatMap builtins.attrValues)
builtins.listToAttrs
];
};
}

9
nix/packages/default.nix Normal file
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{
imports = [
./continuwuity
./jemalloc.nix
./rocksdb
./rust.nix
./uwulib
];
}

26
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{
perSystem =
{
pkgs,
...
}:
{
# we disable some unused features here. The code won't compile without these
#
# > <jemalloc>: Invalid conf pair: prof_active:false
# > error: test failed, to rerun pass `-p conduwuit --lib`
# >
# > Caused by:
# > process didn't exit successfully: `/build/source/target/release/deps/conduwuit-67fbd204f38e8c35` (signal: 11, SIGSEGV: invalid memory reference)
packages.rust-jemalloc-sys-unprefixed' = pkgs.rust-jemalloc-sys-unprefixed.overrideAttrs (old: {
configureFlags =
old.configureFlags
++
# we dont need docs
[ "--disable-doc" ]
++
# we dont need cxx/C++ integration
[ "--disable-cxx" ];
});
};
}

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@ -0,0 +1,15 @@
{
perSystem =
{
self',
pkgs,
...
}:
{
packages = {
rocksdb = pkgs.callPackage ./package.nix {
rust-jemalloc-sys-unprefixed = self'.packages.rust-jemalloc-sys-unprefixed';
};
};
};
}

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{
lib,
stdenv,
rocksdb,
liburing,
rust-jemalloc-sys-unprefixed,
enableJemalloc ? false,
enableLiburing ? false,
fetchFromGitea,
...
}:
let
notDarwin = !stdenv.hostPlatform.isDarwin;
in
(rocksdb.override {
# Override the liburing input for the build with our own so
# we have it built with the library flag
inherit liburing;
jemalloc = rust-jemalloc-sys-unprefixed;
# 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 = enableJemalloc && notDarwin;
# for some reason enableLiburing in nixpkgs rocksdb is default true
# which breaks Darwin entirely
enableLiburing = enableLiburing && notDarwin;
}).overrideAttrs
(old: {
src = fetchFromGitea {
domain = "forgejo.ellis.link";
owner = "continuwuation";
repo = "rocksdb";
rev = "10.5.fb";
sha256 = "sha256-X4ApGLkHF9ceBtBg77dimEpu720I79ffLoyPa8JMHaU=";
};
version = "10.5.fb";
cmakeFlags =
lib.subtractLists (builtins.map (flag: lib.cmakeBool flag true) [
# No real reason to have snappy or zlib, no one uses this
"WITH_SNAPPY"
"ZLIB"
"WITH_ZLIB"
# We don't need to use ldb or sst_dump (core_tools)
"WITH_CORE_TOOLS"
# We don't need to build rocksdb tests
"WITH_TESTS"
# We use rust-rocksdb via C interface and don't need C++ RTTI
"USE_RTTI"
# This doesn't exist in RocksDB, and USE_SSE is deprecated for
# PORTABLE=$(march)
"FORCE_SSE42"
]) old.cmakeFlags
++ (builtins.map (flag: lib.cmakeBool flag false) [
# No real reason to have snappy, no one uses this
"WITH_SNAPPY"
"ZLIB"
"WITH_ZLIB"
# We don't need to use ldb or sst_dump (core_tools)
"WITH_CORE_TOOLS"
# We don't need trace tools
"WITH_TRACE_TOOLS"
# We don't need to build rocksdb tests
"WITH_TESTS"
# We use rust-rocksdb via C interface and don't need C++ RTTI
"USE_RTTI"
]);
enableLiburing = enableLiburing && notDarwin;
# outputs has "tools" which we don't need or use
outputs = [ "out" ];
# preInstall hooks has stuff for messing with ldb/sst_dump which we don't need or use
preInstall = "";
# We have this already at https://forgejo.ellis.link/continuwuation/rocksdb/commit/a935c0273e1ba44eacf88ce3685a9b9831486155
# Unsetting `patches` so we don't have to revert it and make this nix exclusive
patches = [ ];
})

31
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{ inputs, ... }:
{
perSystem =
{
system,
...
}:
{
packages =
let
fnx = inputs.fenix.packages.${system};
stable = fnx.fromToolchainFile {
file = inputs.self + "/rust-toolchain.toml";
# See also `rust-toolchain.toml`
sha256 = "sha256-+9FmLhAOezBZCOziO0Qct1NOrfpjNsXxc/8I0c7BdKE=";
};
in
{
# used for building nix stuff (doesn't include rustfmt overhead)
build-toolchain = stable;
# used for dev shells
dev-toolchain = fnx.combine [
stable
# use the nightly rustfmt because we use nightly features
fnx.complete.rustfmt
];
};
};
}

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@ -0,0 +1,108 @@
args@{ pkgs, inputs, ... }:
let
inherit (pkgs) lib;
uwuenv = import ./environment.nix args;
selfpkgs = inputs.self.packages.${pkgs.stdenv.system};
in
rec {
# basic, very minimal instance of the crane library with a minimal rust toolchain
craneLib = (inputs.crane.mkLib pkgs).overrideToolchain (_: selfpkgs.build-toolchain);
# the checks require more rust toolchain components, hence we have this separate instance of the crane library
craneLibForChecks = (inputs.crane.mkLib pkgs).overrideToolchain (_: selfpkgs.dev-toolchain);
# meta information (name, version, etc) of the rust crate based on the Cargo.toml
crateInfo = craneLib.crateNameFromCargoToml { cargoToml = "${inputs.self}/Cargo.toml"; };
src =
let
# see https://crane.dev/API.html#cranelibfiltercargosources
#
# we need to keep the `web` directory which would be filtered out by the regular source filtering function
#
# https://crane.dev/API.html#cranelibcleancargosource
isWebTemplate = path: _type: builtins.match ".*src/web.*" path != null;
isRust = craneLib.filterCargoSources;
isNix = path: _type: builtins.match ".+/nix.*" path != null;
webOrRustNotNix = p: t: !(isNix p t) && (isWebTemplate p t || isRust p t);
in
lib.cleanSourceWith {
src = inputs.self;
filter = webOrRustNotNix;
name = "source";
};
# common attrs that are shared between building continuwuity's deps and the package itself
commonAttrs =
{
profile ? "dev",
...
}:
{
inherit (crateInfo)
pname
version
;
inherit src;
# this prevents unnecessary rebuilds
strictDeps = true;
dontStrip = profile == "dev" || profile == "test";
dontPatchELF = profile == "dev" || profile == "test";
doCheck = true;
nativeBuildInputs = [
# bindgen needs the build platform's libclang. Apparently due to "splicing
# weirdness", pkgs.rustPlatform.bindgenHook on its own doesn't quite do the
# right thing here.
pkgs.rustPlatform.bindgenHook
];
};
makeRocksDBEnv =
{ rocksdb }:
{
ROCKSDB_INCLUDE_DIR = "${rocksdb}/include";
ROCKSDB_LIB_DIR = "${rocksdb}/lib";
};
# function that builds the continuwuity dependencies derivation
buildDeps =
{
rocksdb,
features,
commonAttrsArgs,
}:
craneLib.buildDepsOnly (
(commonAttrs commonAttrsArgs)
// {
env = uwuenv.buildDepsOnlyEnv // (makeRocksDBEnv { inherit rocksdb; });
inherit (features) cargoExtraArgs;
}
);
# function that builds the continuwuity package
buildPackage =
{
deps,
rocksdb,
features,
commonAttrsArgs,
}:
let
rocksdbEnv = makeRocksDBEnv { inherit rocksdb; };
in
craneLib.buildPackage (
(commonAttrs commonAttrsArgs)
// {
cargoArtifacts = deps;
doCheck = true;
env = uwuenv.buildPackageEnv // rocksdbEnv;
passthru.env = uwuenv.buildPackageEnv // rocksdbEnv;
meta.mainProgram = crateInfo.pname;
inherit (features) cargoExtraArgs;
}
);
}

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@ -0,0 +1,10 @@
{ inputs, ... }:
{
flake.uwulib = {
init = pkgs: {
features = import ./features.nix { inherit pkgs inputs; };
environment = import ./environment.nix { inherit pkgs inputs; };
build = import ./build.nix { inherit pkgs inputs; };
};
};
}

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@ -0,0 +1,18 @@
args@{ pkgs, inputs, ... }:
let
uwubuild = import ./build.nix args;
in
rec {
buildDepsOnlyEnv = {
# https://crane.dev/faq/rebuilds-bindgen.html
NIX_OUTPATH_USED_AS_RANDOM_SEED = "aaaaaaaaaa";
CARGO_PROFILE = "release";
}
// uwubuild.craneLib.mkCrossToolchainEnv (p: pkgs.clangStdenv);
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;
}

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@ -0,0 +1,77 @@
{ pkgs, inputs, ... }:
let
inherit (pkgs) lib;
in
rec {
defaultDisabledFeatures = [
# 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"
# we don't want to enable this feature set by default but be more specific about it
"full"
];
# We perform default-feature unification in nix, because some of the dependencies
# on the nix side depend on feature values.
calcFeatures =
{
tomlPath ? "${inputs.self}/src/main",
# either a list of feature names or a string "all" which enables all non-default features
enabledFeatures ? [ ],
disabledFeatures ? defaultDisabledFeatures,
default_features ? true,
disable_release_max_log_level ? false,
}:
let
# simple helper to get the contents of a Cargo.toml file in a nix format
getToml = path: lib.importTOML "${path}/Cargo.toml";
# get all the features except for the default features
allFeatures = lib.pipe tomlPath [
getToml
(manifest: manifest.features)
lib.attrNames
(lib.remove "default")
];
# get just the default enabled features
allDefaultFeatures = lib.pipe tomlPath [
getToml
(manifest: manifest.features.default)
];
# depending on the value of enabledFeatures choose just a set or all non-default features
#
# - [ list of features ] -> choose exactly the features listed
# - "all" -> choose all non-default features
additionalFeatures = if enabledFeatures == "all" then allFeatures else enabledFeatures;
# unification with default features (if enabled)
features = lib.unique (additionalFeatures ++ lib.optionals default_features allDefaultFeatures);
# prepare the features that are subtracted from the set
disabledFeatures' =
disabledFeatures ++ lib.optionals disable_release_max_log_level [ "release_max_log_level" ];
# construct the final feature set
finalFeatures = lib.subtractLists disabledFeatures' features;
in
{
# final feature set, useful for querying it
features = finalFeatures;
# crane flag with the relevant features
cargoExtraArgs = builtins.concatStringsSep " " [
"--no-default-features"
"--locked"
(lib.optionalString (finalFeatures != [ ]) "--features")
(builtins.concatStringsSep "," finalFeatures)
];
};
}

25
nix/shells/default.nix Normal file
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@ -0,0 +1,25 @@
{ inputs, ... }:
{
perSystem =
{
self',
lib,
pkgs,
...
}:
let
uwulib = inputs.self.uwulib.init pkgs;
in
{
# basic nix shell containing all things necessary to build continuwuity in all flavors manually (on x86_64-linux)
devShells.default = uwulib.build.craneLib.devShell {
packages = [
pkgs.pkg-config
pkgs.liburing
self'.packages.rust-jemalloc-sys-unprefixed'
self'.packages.rocksdbAllFeatures
];
env.LIBCLANG_PATH = lib.makeLibraryPath [ pkgs.llvmPackages.libclang.lib ];
};
};
}

124
nix/tests/default.nix Normal file
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@ -0,0 +1,124 @@
{
perSystem =
{
self',
lib,
pkgs,
...
}:
{
# run some nixos tests as checks
checks = lib.pipe self'.packages [
# we take all packages (names)
builtins.attrNames
# we filter out all packages that end with `-bin` (which we are interested in for testing)
(builtins.filter (lib.hasSuffix "-bin"))
# for each of these binaries we built the basic nixos test
#
# this test was initially yoinked from
#
# https://github.com/NixOS/nixpkgs/blob/960ce26339661b1b69c6f12b9063ca51b688615f/nixos/tests/matrix/continuwuity.nix
(builtins.map (name: {
name = "test-${name}";
value = pkgs.testers.runNixOSTest {
inherit name;
nodes = {
continuwuity = {
services.matrix-continuwuity = {
enable = true;
package = self'.packages.${name};
settings.global = {
server_name = name;
address = [ "0.0.0.0" ];
allow_registration = true;
yes_i_am_very_very_sure_i_want_an_open_registration_server_prone_to_abuse = true;
};
extraEnvironment.RUST_BACKTRACE = "yes";
};
networking.firewall.allowedTCPPorts = [ 6167 ];
};
client =
{ pkgs, ... }:
{
environment.systemPackages = [
(pkgs.writers.writePython3Bin "do_test" { libraries = [ pkgs.python3Packages.matrix-nio ]; } ''
import asyncio
import nio
async def main() -> None:
# Connect to continuwuity
client = nio.AsyncClient("http://continuwuity:6167", "alice")
# Register as user alice
response = await client.register("alice", "my-secret-password")
# Log in as user alice
response = await client.login("my-secret-password")
# Create a new room
response = await client.room_create(federate=False)
print("Matrix room create response:", response)
assert isinstance(response, nio.RoomCreateResponse)
room_id = response.room_id
# Join the room
response = await client.join(room_id)
print("Matrix join response:", response)
assert isinstance(response, nio.JoinResponse)
# Send a message to the room
response = await client.room_send(
room_id=room_id,
message_type="m.room.message",
content={
"msgtype": "m.text",
"body": "Hello continuwuity!"
}
)
print("Matrix room send response:", response)
assert isinstance(response, nio.RoomSendResponse)
# Sync responses
response = await client.sync(timeout=30000)
print("Matrix sync response:", response)
assert isinstance(response, nio.SyncResponse)
# Check the message was received by continuwuity
last_message = response.rooms.join[room_id].timeline.events[-1].body
assert last_message == "Hello continuwuity!"
# Leave the room
response = await client.room_leave(room_id)
print("Matrix room leave response:", response)
assert isinstance(response, nio.RoomLeaveResponse)
# Close the client
await client.close()
if __name__ == "__main__":
asyncio.run(main())
'')
];
};
};
testScript = ''
start_all()
with subtest("start continuwuity"):
continuwuity.wait_for_unit("continuwuity.service")
continuwuity.wait_for_open_port(6167)
with subtest("ensure messages can be exchanged"):
client.succeed("do_test >&2")
'';
};
}))
builtins.listToAttrs
];
};
}

View file

@ -1,83 +0,0 @@
{ lib
, pkgsBuildHost
, rust
, stdenv
}:
lib.optionalAttrs stdenv.hostPlatform.isStatic
{
ROCKSDB_STATIC = "";
}
//
{
CARGO_BUILD_RUSTFLAGS =
lib.concatStringsSep
" "
(lib.optionals
stdenv.hostPlatform.isStatic
[ "-C" "relocation-model=static" ]
++ lib.optionals
(stdenv.buildPlatform.config != stdenv.hostPlatform.config)
[
"-l"
"c"
"-l"
"stdc++"
"-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
//
(
let
inherit (rust.lib) envVars;
in
lib.optionalAttrs
(stdenv.targetPlatform.rust.rustcTarget
!= stdenv.hostPlatform.rust.rustcTarget)
(
let
inherit (stdenv.targetPlatform.rust) cargoEnvVarTarget;
in
{
"CC_${cargoEnvVarTarget}" = envVars.ccForTarget;
"CXX_${cargoEnvVarTarget}" = envVars.cxxForTarget;
"CARGO_TARGET_${cargoEnvVarTarget}_LINKER" = envVars.ccForTarget;
}
)
//
(
let
inherit (stdenv.hostPlatform.rust) cargoEnvVarTarget rustcTarget;
in
{
"CC_${cargoEnvVarTarget}" = envVars.ccForHost;
"CXX_${cargoEnvVarTarget}" = envVars.cxxForHost;
"CARGO_TARGET_${cargoEnvVarTarget}_LINKER" = envVars.ccForHost;
CARGO_BUILD_TARGET = rustcTarget;
}
)
//
(
let
inherit (stdenv.buildPlatform.rust) cargoEnvVarTarget;
in
{
"CC_${cargoEnvVarTarget}" = envVars.ccForBuild;
"CXX_${cargoEnvVarTarget}" = envVars.cxxForBuild;
"CARGO_TARGET_${cargoEnvVarTarget}_LINKER" = envVars.ccForBuild;
HOST_CC = "${pkgsBuildHost.stdenv.cc}/bin/cc";
HOST_CXX = "${pkgsBuildHost.stdenv.cc}/bin/c++";
}
)
)

View file

@ -1,224 +0,0 @@
# Dependencies (keep sorted)
{ craneLib
, inputs
, jq
, lib
, libiconv
, liburing
, pkgsBuildHost
, rocksdb
, removeReferencesTo
, rust
, rust-jemalloc-sys
, stdenv
# Options (keep sorted)
, all_features ? false
, default_features ? true
# 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"
]
, disable_release_max_log_level ? false
, 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
, 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';
featureEnabled = feature: builtins.elem feature features'';
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
inherit enableLiburing;
}).overrideAttrs (old: {
inherit 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${lib.getLib liburing}/lib -luring"
+ lib.optionalString x86_64_haswell_target_optimised
" -Ctarget-cpu=haswell";
};
commonAttrs = {
inherit
(craneLib.crateNameFromCargoToml {
cargoToml = "${inputs.self}/Cargo.toml";
})
pname
version;
src = let filter = inputs.nix-filter.lib; in filter {
root = inputs.self;
# Keep sorted
include = [
".cargo"
"Cargo.lock"
"Cargo.toml"
"src"
"xtask"
];
};
doCheck = true;
cargoExtraArgs = "--no-default-features --locked "
+ lib.optionalString
(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
];
nativeBuildInputs = [
# bindgen needs the build platform's libclang. Apparently due to "splicing
# weirdness", pkgs.rustPlatform.bindgenHook on its own doesn't quite do the
# right thing here.
pkgsBuildHost.rustPlatform.bindgenHook
# We don't actually depend on `jq`, but crane's `buildPackage` does, but
# its `buildDepsOnly` doesn't. This causes those two derivations to have
# differing values for `NIX_CFLAGS_COMPILE`, which contributes to spurious
# rebuilds of bindgen and its depedents.
jq
];
};
in
craneLib.buildPackage (commonAttrs // {
cargoArtifacts = craneLib.buildDepsOnly (commonAttrs // {
env = buildDepsOnlyEnv;
});
doCheck = true;
cargoExtraArgs = "--no-default-features --locked "
+ lib.optionalString
(features'' != [ ])
"--features " + (builtins.concatStringsSep "," features'');
env = buildPackageEnv;
passthru = {
env = buildPackageEnv;
};
meta.mainProgram = commonAttrs.pname;
})