diff options
Diffstat (limited to 'nixpkgs/pkgs/servers/sql/postgresql/ext/lantern.nix')
-rw-r--r-- | nixpkgs/pkgs/servers/sql/postgresql/ext/lantern.nix | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/servers/sql/postgresql/ext/lantern.nix b/nixpkgs/pkgs/servers/sql/postgresql/ext/lantern.nix new file mode 100644 index 000000000000..2d30227ed5a5 --- /dev/null +++ b/nixpkgs/pkgs/servers/sql/postgresql/ext/lantern.nix @@ -0,0 +1,79 @@ +{ lib +, stdenv +, cmake +, fetchFromGitHub +, postgresql +, postgresqlTestHook +}: + +stdenv.mkDerivation (finalAttrs: { + pname = "lantern"; + version = "0.2.2"; + + src = fetchFromGitHub { + owner = "lanterndata"; + repo = "lantern"; + rev = "v${finalAttrs.version}"; + hash = "sha256-crN1KEzhiRLhQbv2O1vvjtHDV41yLyrwDpHa7mUFW64="; + fetchSubmodules = true; + }; + + nativeBuildInputs = [ + cmake + ]; + + buildInputs = [ + postgresql + ]; + + installPhase = '' + runHook preInstall + + install -D -t $out/lib lantern${postgresql.dlSuffix} + install -D -t $out/share/postgresql/extension lantern-*.sql + install -D -t $out/share/postgresql/extension lantern.control + + runHook postInstall + ''; + + cmakeFlags = [ + "-DBUILD_FOR_DISTRIBUTING=ON" + ]; + + passthru.tests.extension = stdenv.mkDerivation { + name = "lantern-pg-test"; + dontUnpack = true; + doCheck = true; + buildInputs = [ postgresqlTestHook ]; + nativeCheckInputs = [ (postgresql.withPackages (_: [ finalAttrs.finalPackage ])) ]; + postgresqlTestUserOptions = "LOGIN SUPERUSER"; + passAsFile = [ "sql" ]; + sql = '' + CREATE EXTENSION lantern; + + CREATE TABLE small_world (id integer, vector real[3]); + INSERT INTO small_world (id, vector) VALUES (0, '{0,0,0}'), (1, '{0,0,1}'); + + CREATE INDEX ON small_world USING hnsw (vector dist_l2sq_ops) + WITH (M=2, ef_construction=10, ef=4, dim=3); + ''; + failureHook = "postgresqlStop"; + checkPhase = '' + runHook preCheck + psql -a -v ON_ERROR_STOP=1 -f $sqlPath + runHook postCheck + ''; + installPhase = "touch $out"; + }; + + meta = with lib; { + description = "PostgreSQL vector database extension for building AI applications"; + homepage = "https://lantern.dev/"; + changelog = "https://github.com/lanterndata/lantern/blob/${finalAttrs.src.rev}/CHANGELOG.md"; + license = licenses.bsl11; + maintainers = [ maintainers.marsam ]; + platforms = postgresql.meta.platforms; + # error: use of undeclared identifier 'aligned_alloc' + broken = stdenv.isDarwin && lib.versionOlder stdenv.hostPlatform.darwinMinVersion "10.13"; + }; +}) |