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flake.nix
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{
description = "cardano-db-sync";
inputs = {
nixpkgs.follows = "haskellNix/nixpkgs-unstable";
utils.url = "github:numtide/flake-utils";
haskellNix = {
url = "github:input-output-hk/haskell.nix";
inputs.hackage.follows = "hackageNix";
};
hackageNix = {
url = "github:input-output-hk/hackage.nix";
flake = false;
};
iohkNix = {
url = "github:input-output-hk/iohk-nix";
inputs.nixpkgs.follows = "nixpkgs";
};
flake-compat = {
url = "github:input-output-hk/flake-compat/fixes";
flake = false;
};
CHaP = {
url = "github:IntersectMBO/cardano-haskell-packages?ref=repo";
flake = false;
};
# Note[PostgreSQL 17]: This is a workaround to get postgresql_17 from nixpkgs. It's
# available in nixpkgs unstable, but has not been updated in haskell.nix yet. Remove
# this after the next time haskell.nix updates nixpkgs.
nixpkgsUpstream.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
};
outputs = { self, ... }@inputs:
let
supportedSystems = [
"x86_64-linux"
"x86_64-darwin"
"aarch64-darwin"
];
in
inputs.utils.lib.eachSystem supportedSystems (system:
let
# TODO: Remove me (See Note[PostgreSQL 17]).
nixpkgsUpstream = import inputs.nixpkgsUpstream {
inherit system;
inherit (inputs.haskellNix) config;
};
nixpkgs = import inputs.nixpkgs {
inherit system;
inherit (inputs.haskellNix) config;
overlays =
builtins.attrValues inputs.iohkNix.overlays ++
[ inputs.haskellNix.overlay
(final: prev: {
inherit (project.hsPkgs.cardano-node.components.exes) cardano-node;
inherit (project.hsPkgs.cardano-cli.components.exes) cardano-cli;
})
(final: prev:
let
profiled = project.profiled.exes;
in {
# The cardano-db-sync NixOS module (nix/nixos/cardano-db-sync-service.nix)
# expects these to be here
inherit (project.exes)
cardano-db-sync
cardano-db-tool
cardano-smash-server;
cardano-db-sync-profiled = profiled.cardano-db-sync;
cardano-smash-server-profiled = profiled.cardano-smash-server;
schema = ./schema;
})
(final: prev: {
# HLint 3.2.x requires GHC >= 8.10 && < 9.0
hlint = final.haskell-nix.tool "ghc8107" "hlint" {
version = "3.2.7";
};
# Fourmolu 0.10.x requires GHC >= 9.0 && < 9.6
fourmolu = final.haskell-nix.tool "ghc928" "fourmolu" {
version = "0.10.1.0";
};
# Weeder 2.2.0 requires GHC >= 8.10 && < 9.0
weeder = final.haskell-nix.tool "ghc8107" "weeder" {
version = "2.2.0";
};
})
(final: prev: {
postgresql = prev.postgresql.overrideAttrs (_:
final.lib.optionalAttrs (final.stdenv.hostPlatform.isMusl) {
NIX_LDFLAGS = "--push-state --as-needed -lstdc++ --pop-state";
LC_CTYPE = "C";
doCheck = false;
});
})
# TODO: Remove me (See Note[PostgreSQL 17])
(final: prev: {
postgresql_17 = nixpkgsUpstream.postgresql_17;
})
];
};
# Set up and start Postgres before running database tests
preCheck = ''
echo pre-check
initdb --encoding=UTF8 --locale=en_US.UTF-8 --username=postgres $NIX_BUILD_TOP/db-dir
postgres -D $NIX_BUILD_TOP/db-dir -c listen_addresses="" -k $TMP &
PSQL_PID=$!
echo $PSQL_PID > postgres.pid
sleep 10
if (echo '\q' | psql -h $TMP postgres postgres); then
echo "PostgreSQL server is verified to be started."
else
echo "Failed to connect to local PostgreSQL server."
exit 2
fi
ls -ltrh $NIX_BUILD_TOP
DBUSER=$(whoami)
DBNAME=$DBUSER
export PGPASSFILE=$NIX_BUILD_TOP/pgpass
echo "$TMP:5432:$DBUSER:$DBUSER:*" > $PGPASSFILE
cp -vir ${./schema} ../schema
chmod 600 $PGPASSFILE
psql -h $TMP postgres postgres <<EOF
create role $DBUSER with createdb login password '$DBPASS';
alter user $DBUSER with superuser;
create database $DBNAME with owner = $DBUSER;
\\connect $DBNAME
ALTER SCHEMA public OWNER TO $DBUSER;
EOF
'';
# Clean up Postgres after running database tests
postCheck = ''
echo post-check
DBNAME=$(whoami)
NAME=db_schema.sql
mkdir -p $out/nix-support
echo "Dumping schema to db_schema.sql"
pg_dump -h $TMP -s $DBNAME > $out/$NAME
kill $(cat postgres.pid)
echo "Adding to build products..."
echo "file binary-dist $out/$NAME" > $out/nix-support/hydra-build-products
'';
project = (nixpkgs.haskell-nix.cabalProject' ({ config, lib, pkgs, ... }: rec {
src = ./.;
name = "cardano-db-sync";
compiler-nix-name =
if system == "x86_64-linux"
then lib.mkDefault "ghc810"
else lib.mkDefault "ghc96";
flake.variants =
let
compilers =
if (system == "x86_64-linux") then
["ghc96" "ghc98" "ghc910"]
else
["ghc98"];
in
lib.genAttrs compilers (c: { compiler-nix-name = c; });
crossPlatforms = p:
lib.optional (system == "x86_64-linux") p.musl64 ++
lib.optional
(system == "x86_64-linux" && config.compiler-nix-name == "ghc966")
p.aarch64-multiplatform-musl;
inputMap = {
"https://chap.intersectmbo.org/" = inputs.CHaP;
};
shell.tools = {
cabal = "latest";
haskell-language-server = {
src =
if config.compiler-nix-name == "ghc8107" then
nixpkgs.haskell-nix.sources."hls-1.10"
else
nixpkgs.haskell-nix.sources."hls-2.9";
};
};
# Now we use pkgsBuildBuild, to make sure that even in the cross
# compilation setting, we don't run into issues where we pick tools
# for the target.
shell.buildInputs = with nixpkgs.pkgsBuildBuild; [
gitAndTools.git
hlint
] ++ lib.optionals (config.compiler-nix-name == "ghc8107") [
# Weeder requires the GHC version to match HIE files
weeder
] ++ lib.optionals (system != "aarch64-darwin") [
# TODO: Fourmolu 0.10 is currently failing to build with aarch64-darwin
#
# Linking dist/build/fourmolu/fourmolu ...
# ld: line 269: 2352 Segmentation fault ...
# clang-11: error: linker command failed with exit code 139 (use -v to see invocation)
# `cc' failed in phase `Linker'. (Exit code: 139)
fourmolu
];
shell.withHoogle = true;
shell.crossPlatforms = _: [];
modules = [
({ lib, pkgs, ... }: {
# Ignore version bounds
packages.katip.doExactConfig = true;
# Split data to reduce closure size
packages.ekg.components.library.enableSeparateDataOutput = true;
})
({
# Override extra-source-files
packages.cardano-db-sync.package.extraSrcFiles =
[ "../schema/*.sql" ];
packages.cardano-db.package.extraSrcFiles =
["../config/pgpass-testnet"];
packages.cardano-db.components.tests.schema-rollback.extraSrcFiles =
[ "src/Cardano/Db/Schema/BaseSchema.hs" "src/Cardano/Db/Operations/Delete.hs" ];
packages.cardano-db.components.tests.test-db.extraSrcFiles =
[ "../config/pgpass-mainnet" ];
packages.cardano-chain-gen.package.extraSrcFiles =
[ "../schema/*.sql" ];
})
({ lib, config, ... }:
# Disable haddock on 8.x
lib.mkIf (lib.versionOlder config.compiler.version "9") {
packages.cardano-ledger-alonzo.doHaddock = false;
packages.cardano-ledger-allegra.doHaddock = false;
packages.cardano-ledger-api.doHaddock = false;
packages.cardano-ledger-babbage.doHaddock = false;
packages.cardano-ledger-conway.doHaddock = false;
packages.cardano-ledger-shelley.doHaddock = false;
packages.cardano-protocol-tpraos.doHaddock = false;
packages.fs-api.doHaddock = false;
packages.ouroboros-network-framework.doHaddock = false;
packages.ouroboros-consensus-cardano.doHaddock = false;
packages.ouroboros-consensus.doHaddock = false;
packages.cardano-ledger-core.doHaddock = false;
packages.plutus-ledger-api.doHaddock = false;
packages.wai-extra.doHaddock = false;
})
({ lib, pkgs, config, ... }:
lib.mkIf (lib.versionAtLeast config.compiler.version "9.4") {
# lib:ghc is a bit annoying in that it comes with it's own build-type:Custom, and then tries
# to call out to all kinds of silly tools that GHC doesn't really provide.
# For this reason, we try to get away without re-installing lib:ghc for now.
reinstallableLibGhc = false;
})
({ pkgs, ... }:
# Database tests
let
postgresTest = {
build-tools = [ pkgs.pkgsBuildHost.postgresql_17 ];
inherit preCheck;
inherit postCheck;
};
in {
packages.cardano-db.components.tests.test-db = postgresTest;
packages.cardano-chain-gen.components.tests.cardano-chain-gen =
postgresTest;
})
(pkgs.lib.mkIf pkgs.hostPlatform.isMusl
(let
ghcOptions = [
# Postgresql static is pretty broken in nixpkgs. We can't rely on the
# pkg-config, so we have to add the correct libraries ourselves
"-L${pkgs.postgresql}/lib"
"-optl-Wl,-lpgport"
"-optl-Wl,-lpgcommon"
# Since we aren't using the postgresql pkg-config, it won't
# automatically include OpenSSL
"-L${pkgs.openssl.out}/lib"
# The ordering of -lssl and -lcrypto below is important. Otherwise,
# we'll get:
#
# (.text+0x2c3d): undefined reference to `COMP_get_type'
# (.text+0x2de6): undefined reference to `COMP_get_name'
# (.text+0x4af4): undefined reference to `COMP_CTX_free'
# (.text+0x4bdd): undefined reference to `COMP_CTX_get_method'
"-optl-Wl,-lssl"
"-optl-Wl,-lcrypto"
];
in {
packages.cardano-chain-gen.ghcOptions = ghcOptions;
packages.cardano-db-sync.ghcOptions = ghcOptions;
packages.cardano-db.ghcOptions = ghcOptions;
packages.cardano-db-tool.ghcOptions = ghcOptions;
packages.cardano-smash-server.ghcOptions = ghcOptions;
}))
({
packages.double-conversion.ghcOptions = [
# stop putting U __gxx_personality_v0 into the library!
"-optcxx-fno-rtti"
"-optcxx-fno-exceptions"
# stop putting U __cxa_guard_release into the library!
"-optcxx-std=gnu++98"
"-optcxx-fno-threadsafe-statics"
];
})
(lib.mkIf pkgs.haskell-nix.haskellLib.isCrossHost {
packages.text-icu.patches = [
# Fix the following compilation error when cross-compiling:
#
# Char.hsc: In function ‘_hsc2hs_test45’:
# Char.hsc:1227:20: error: storage size of ‘test_array’ isn’t constant
# Char.hsc:1227:20: warning: unused variable ‘test_array’ [8;;https://gcc.gnu.org/onlinedocs/gcc/Warning-Options.html#index-Wunused-variable-Wunused-variable8;;]
# compilation failed
#
# U_NO_NUMERIC_VALUE is defined to be `((double)-123456789.)` which gcc can't
# figure out at compile time.
#
# More context:
#
# https://github.com/haskell/text-icu/issues/7
# https://gitlab.haskell.org/ghc/ghc/-/issues/7983
# https://gitlab.haskell.org/ghc/ghc/-/issues/12849
(builtins.toFile "text-icu.patch" ''
diff --git c/Data/Text/ICU/Char.hsc i/Data/Text/ICU/Char.hsc
index 6ea2b39..a0bf995 100644
--- c/Data/Text/ICU/Char.hsc
+++ i/Data/Text/ICU/Char.hsc
@@ -1223,7 +1223,7 @@ digitToInt c
-- fractions, negative, or too large to fit in a fixed-width integral type.
numericValue :: Char -> Maybe Double
numericValue c
- | v == (#const U_NO_NUMERIC_VALUE) = Nothing
+ | v == -123456789 = Nothing
| otherwise = Just v
where v = u_getNumericValue . fromIntegral . ord $ c
'')
];
})
({ lib, pkgs, config, ... }: lib.mkIf pkgs.hostPlatform.isMacOS {
# PostgreSQL tests fail in Hydra on MacOS with:
#
# FATAL: could not create shared memory segment: No space left on device
# DETAIL: Failed system call was shmget(key=639754676, size=56, 03600).
# HINT: This error does *not* mean that you have run out of disk space.
# It occurs either if all available shared memory IDs have been taken,
# in which case you need to raise the SHMMNI parameter in your kernel,
# or because the system's overall limit for shared memory has been reached.
#
# So disable them for now
packages.cardano-chain-gen.components.tests.cardano-chain-gen.doCheck = false;
packages.cardano-db.components.tests.test-db.doCheck = false;
})
];
})).appendOverlays [
# Collect local package `exe`s
nixpkgs.haskell-nix.haskellLib.projectOverlays.projectComponents
(final: prev: {
profiled = final.appendModule {
modules = [{
enableLibraryProfiling = true;
enableProfiling = true;
packages.cardano-db-sync.configureFlags =
["--ghc-option=-fprof-auto"];
packages.cardano-smash-server.configureFlags =
["--ghc-option=-fprof-auto"];
}];
};
})
];
staticChecks =
let
inherit (project.args) src compiler-nix-name;
in
with nixpkgs; {
hlint = callPackage hlintCheck { inherit src hlint; };
fourmolu = callPackage fourmoluCheck { inherit src fourmolu; };
shellcheck = callPackage shellCheck { inherit src; };
};
flake = project.flake {};
in with nixpkgs; lib.recursiveUpdate flake (
let
mkDist = platform: project:
let
exes = with lib; pipe project.exes [
(collect isDerivation)
(map setGitRev)
];
name = "cardano-db-sync-${version}-${platform}";
version = project.exes.cardano-db-sync.identifier.version;
env = {
nativeBuildInputs = with nixpkgs; [ haskellBuildUtils bintools ];
};
in
nixpkgs.runCommand name env
''
mkdir -p $out release
cd release
# Copy exes to intermediate dir
cp \
--no-clobber \
--remove-destination \
--verbose \
${lib.concatMapStringsSep " " (exe: "${exe}/bin/*") exes} \
./
# Rewrite libs on macos (from iohk-utils)
${lib.optionalString
(platform == "macos")
(lib.concatMapStrings
(exe: "rewrite-libs . ${exe}/bin/*")
exes)}
# Package distribution
dist_file=${name}.tar.gz
tar -czf $out/$dist_file .
# Write summary file
mkdir $out/nix-support
echo "file binary-dist $out/$dist_file" > $out/nix-support/hydra-build-products
'';
cardano-db-sync-linux = mkDist "linux" project.projectCross.musl64;
cardano-db-sync-macos = mkDist "macos" project;
cardano-smash-server-no-basic-auth = (project.appendModule {
modules = [{packages.cardano-smash-server.flags.disable-basic-auth = true;}];
}).exes.cardano-smash-server;
docker = callPackage ./nix/docker.nix {
inherit (inputs.iohkNix.lib) evalService;
};
inherit (docker) cardano-db-sync-docker cardano-smash-server-docker;
profiled = {
inherit (project.profiled.exes) cardano-db-sync cardano-smash-server;
};
# TODO: macOS builders are resource-constrained and cannot run the detabase
# integration tests. Add these back when we get beefier builders.
nonRequiredMacOSPaths = [
"checks.cardano-chain-gen:test:cardano-chain-gen"
"checks.cardano-db:test:test-db"
"ghc96.checks.cardano-chain-gen:test:cardano-chain-gen"
"ghc96.checks.cardano-db:test:test-db"
"ghc98.checks.cardano-chain-gen:test:cardano-chain-gen"
"ghc98.checks.cardano-db:test:test-db"
];
nonRequiredPaths =
if hostPlatform.isMacOS then
nonRequiredMacOSPaths
else [];
exeSetGitRev = drvKey: drv:
if nixpkgs.lib.hasInfix ":exe:" drvKey then
setGitRev drv
else
drv;
setGitRev = nixpkgs.setGitRev (self.rev or "dirty");
in rec {
checks = staticChecks;
hydraJobs = callPackages inputs.iohkNix.utils.ciJobsAggregates {
ciJobs = flake.hydraJobs;
nonRequiredPaths = map lib.hasPrefix nonRequiredPaths;
} // lib.optionalAttrs (system == "x86_64-linux") {
inherit
cardano-db-sync-linux
cardano-db-sync-docker
cardano-smash-server-docker;
# No need to run static checks on all architectures
checks = staticChecks;
} // lib.optionalAttrs (system == "x86_64-darwin") {
inherit cardano-db-sync-macos;
} // {
inherit cardano-smash-server-no-basic-auth profiled;
};
legacyPackages = pkgs;
packages = lib.optionalAttrs (system == "x86_64-linux") {
inherit
cardano-db-sync-linux
cardano-db-sync-docker
cardano-smash-server-docker
project;
default = flake.packages."cardano-db-sync:exe:cardano-db-sync";
} // lib.optionalAttrs (system == "x86_64-darwin") {
inherit cardano-db-sync-macos;
} // {
inherit cardano-smash-server-no-basic-auth profiled;
# Run setGitRev on all packages that have ":exe:" in their key
} // builtins.mapAttrs exeSetGitRev flake.packages;
})) // {
nixosModules = {
cardano-db-sync = { pkgs, lib, ... }: {
imports = [ ./nix/nixos/cardano-db-sync-service.nix ];
services.cardano-db-sync.dbSyncPkgs =
let
pkgs' = self.legacyPackages.${pkgs.system};
in {
inherit (pkgs')
cardanoLib
schema
cardano-db-sync
cardano-db-sync-profiled;
# cardano-db-tool
cardanoDbSyncHaskellPackages.cardano-db-tool.components.exes.cardano-db-tool =
pkgs'.cardano-db-tool;
};
};
};
};
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;
experimental-features = [ "nix-command" "flakes" "fetch-closure" ];
};
}