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flake.nix
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flake.nix
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{
description = "cardano-ledger";
inputs = {
haskellNix.url = "github:input-output-hk/haskell.nix";
nixpkgs.follows = "haskellNix/nixpkgs-unstable";
iohkNix.url = "github:input-output-hk/iohk-nix";
flake-utils.url = "github:hamishmack/flake-utils/hkm/nested-hydraJobs";
CHaP.url = "github:intersectmbo/cardano-haskell-packages?ref=repo";
CHaP.flake = false;
cardano-mainnet-mirror.url = "github:input-output-hk/cardano-mainnet-mirror";
cardano-mainnet-mirror.flake = false;
# non-flake nix compatibility
flake-compat.url = "github:edolstra/flake-compat";
flake-compat.flake = false;
};
outputs = inputs: let
supportedSystems = [
"x86_64-linux"
"x86_64-darwin"
# "aarch64-linux" - disable these temporarily because the build is broken
"aarch64-darwin"
];
in
inputs.flake-utils.lib.eachSystem supportedSystems (
system: let
# setup our nixpkgs with the haskell.nix overlays, and the iohk-nix
# overlays...
nixpkgs = import inputs.nixpkgs {
overlays = [
# our local packages.
(import ./nix/pkgs.nix)
# iohkNix.overlays.crypto provide libsodium-vrf, libblst and libsecp256k1.
inputs.iohkNix.overlays.crypto
# haskellNix.overlay can be configured by later overlays, so need to come before them.
inputs.haskellNix.overlay
# configure haskell.nix to use iohk-nix crypto librairies.
inputs.iohkNix.overlays.haskell-nix-crypto
];
inherit system;
inherit (inputs.haskellNix) config;
};
inherit (nixpkgs) lib;
# see flake `variants` below for alternative compilers
defaultCompiler = "ghc928";
# We use cabalProject' to ensure we don't build the plan for
# all systems.
cabalProject = nixpkgs.haskell-nix.cabalProject' ({config, ...}: {
src = ./.;
name = "cardano-ledger";
compiler-nix-name = lib.mkDefault defaultCompiler;
# CHaP input map, so we can find CHaP packages (needs to be more
# recent than the index-state we set!). Can be updated with
#
# nix flake lock --update-input CHaP
#
inputMap = {
"https://chap.intersectmbo.org/" = inputs.CHaP;
};
cabalProjectLocal = ''
repository cardano-haskell-packages-local
url: file:${inputs.CHaP}
secure: True
active-repositories: hackage.haskell.org, cardano-haskell-packages-local
'';
# force LANG to be UTF-8, otherwise GHC might choke on UTF encoded data.
shell.shellHook = ''
export LANG=en_US.UTF-8
export LC_ALL=en_US.UTF-8
'' + lib.optionalString (nixpkgs.glibcLocales != null && nixpkgs.stdenv.hostPlatform.libc == "glibc") ''
export LOCALE_ARCHIVE="${nixpkgs.glibcLocales}/lib/locale/locale-archive"
DEFAULT_PS1="\n\[\033[1;32m\][nix-shell:\w]\$\[\033[0m\] "
prompt() {
local EXIT="$?"
if [ $EXIT != 0 ]; then
PS1="$DEFAULT_PS1\[\033[1;31m\]($EXIT)\[\033[00m\] "
else
PS1="$DEFAULT_PS1"
fi
}
PROMPT_COMMAND=prompt
'';
# tools we want in our shell, from hackage
shell.tools =
{
cabal = "3.10.2.1";
ghcid = "0.8.9";
}
// lib.optionalAttrs (config.compiler-nix-name == defaultCompiler) {
# tools that work only with default compiler
fourmolu = "0.14.0.0";
hlint = "3.6.1";
haskell-language-server = "2.4.0.0";
};
# and from nixpkgs or other inputs
shell.nativeBuildInputs = with nixpkgs;
[
(python3.withPackages (ps: with ps; [sphinx sphinx_rtd_theme recommonmark sphinx-markdown-tables sphinxemoji]))
haskellPackages.implicit-hie
];
# disable Hoogle until someone request it
shell.withHoogle = false;
# Skip cross compilers for the shell
shell.crossPlatforms = _: [];
# package customizations as needed. Where cabal.project is not
# specific enough, or doesn't allow setting these.
modules = [
({pkgs, ...}: {
# packages.plutus-core.components.library.ghcOptions = [ "-fexternal-interpreter" ];
# uncomment when profiling
packages.byron-spec-chain.configureFlags = ["--ghc-option=-Werror"];
packages.byron-spec-ledger.configureFlags = ["--ghc-option=-Werror"];
packages.delegation.configureFlags = ["--ghc-option=-Werror"];
packages.non-integral.configureFlags = ["--ghc-option=-Werror"];
packages.cardano-ledger-shelley.configureFlags = ["--ghc-option=-Werror"];
packages.cardano-ledger-shelley-ma.configureFlags = ["--ghc-option=-Werror"];
packages.cardano-ledger-shelley-ma-test.configureFlags = ["--ghc-option=-Werror"];
packages.small-steps.configureFlags = ["--ghc-option=-Werror"];
packages.cardano-ledger-byron = {
configureFlags = ["--ghc-option=-Werror"];
components = {
tests.cardano-ledger-byron-test = {
preCheck = ''
export CARDANO_MAINNET_MIRROR="${inputs.cardano-mainnet-mirror}/epochs"
cp ${./eras/byron/ledger/impl/mainnet-genesis.json} ./mainnet-genesis.json
'';
testFlags = ["--scenario=ContinuousIntegration"];
};
};
};
})
({pkgs, ...}:
lib.mkIf pkgs.stdenv.hostPlatform.isUnix {
packages.cardano-ledger-shelley.components.tests.tests.build-tools = [pkgs.cddl pkgs.cbor-diag];
packages.cardano-ledger-allegra.components.tests.tests.build-tools = [pkgs.cddl pkgs.cbor-diag];
packages.cardano-ledger-mary.components.tests.tests.build-tools = [pkgs.cddl pkgs.cbor-diag];
packages.cardano-ledger-alonzo.components.tests.tests.build-tools = [pkgs.cddl pkgs.cbor-diag];
packages.cardano-ledger-babbage.components.tests.tests.build-tools = [pkgs.cddl pkgs.cbor-diag];
packages.cardano-ledger-conway.components.tests.tests.build-tools = [pkgs.cddl pkgs.cbor-diag];
packages.cardano-protocol-tpraos.components.tests.tests.build-tools = [pkgs.cddl pkgs.cbor-diag];
})
({pkgs, ...}:
lib.mkIf pkgs.stdenv.hostPlatform.isWindows {
packages.set-algebra.components.tests.tests.buildable = lib.mkForce false;
packages.plutus-preprocessor.buildable = lib.mkForce false;
packages.cardano-ledger-test.buildable = lib.mkForce false;
packages.cardano-ledger-shelley.buildable = lib.mkForce false;
packages.cardano-ledger-allegra.buildable = lib.mkForce false;
packages.cardano-ledger-mary.buildable = lib.mkForce false;
packages.cardano-ledger-alonzo.buildable = lib.mkForce false;
packages.cardano-ledger-babbage.buildable = lib.mkForce false;
packages.cardano-ledger-conway.buildable = lib.mkForce false;
packages.cardano-protocol-tpraos.buildable = lib.mkForce false;
})
];
});
# ... and construct a flake from the cabal project
flake =
cabalProject.flake (
lib.optionalAttrs (system == "x86_64-linux") {
# on linux, build/test other supported compilers
variants = lib.genAttrs ["ghc8107" "ghc962"] (compiler-nix-name: {
inherit compiler-nix-name;
});
}
);
in
lib.recursiveUpdate flake rec {
project = cabalProject;
# add a required job, that's basically all hydraJobs.
hydraJobs =
nixpkgs.callPackages inputs.iohkNix.utils.ciJobsAggregates
{
ciJobs =
flake.hydraJobs
// {
inherit (legacyPackages) doc specs;
# This ensure hydra send a status for the required job (even if no change other than commit hash)
revision = nixpkgs.writeText "revision" (inputs.self.rev or "dirty");
};
};
legacyPackages = rec {
inherit cabalProject nixpkgs;
# also provide hydraJobs through legacyPackages to allow building without system prefix:
inherit hydraJobs;
doc.site = ((import ./doc/flake.nix).outputs {main = inputs.self;}).packages.${system}.default;
#
# PDF builds of LaTeX documentation.
#
# To download the latest PDF build from Hydra, use this link:
# https://github.com/intersectmbo/cardano-ledger/releases/latest/download/NAME.pdf
#
# To get a shell where you can run pdflatex to build it yourself, use:
# cd <spec directory>
# nix develop
#
# To build all specs locally with Nix:
# nix build .#specs -o spec
#
specs = nixpkgs.symlinkJoin {
name = "cardano-ledger-specs";
# XXX: make use of flake relative path inputs once this is fixed: https://github.com/NixOS/nix/issues/6352
# (so that we can ditch flake-compat.nix)
paths = map (d: ((import "${./.}/${d}/flake.nix").outputs {main = inputs.self;}).packages.${system}.default) [
"eras/byron/ledger/formal-spec"
"eras/byron/chain/formal-spec"
"eras/shelley/formal-spec"
"eras/shelley-ma/formal-spec"
"eras/alonzo/formal-spec"
"eras/babbage/formal-spec"
"eras/shelley/design-spec"
"docs/small-step-semantics"
"docs/pool-ranking"
"docs/non-integer-calculations"
"eras/byron/cddl-spec"
];
};
};
devShells = let
profillingShell = p: {
# `nix develop .#profiling` (or `.#ghc928.profiling): a shell with profiling enabled
profiling = (p.appendModule {modules = [{enableLibraryProfiling = true;}];}).shell;
};
in
profillingShell cabalProject
# Additional shells for every GHC version supported by haskell.nix, eg. `nix develop .#ghc928`
// lib.mapAttrs (compiler-nix-name: _: let
p = cabalProject.appendModule {inherit compiler-nix-name;};
in
p.shell // (profillingShell p))
nixpkgs.haskell-nix.compiler;
# formatter used by nix fmt
formatter = nixpkgs.alejandra;
}
);
nixConfig = {
extra-substituters = [
"https://cache.iog.io"
];
extra-trusted-public-keys = [
"hydra.iohk.io:f/Ea+s+dFdN+3Y/G+FDgSq+a5NEWhJGzdjvKNGv0/EQ="
];
allow-import-from-derivation = true;
};
}