add rust-agent-qbg

rust/Cargo.toml

@@ -21,5 +21,6 @@ members = [
 	"bin/agent",
 	"libs/algorithm",
 	"libs/algorithms/ngt",
+	"libs/algorithms/qbg",
 	"libs/algorithms/faiss",
 ]

rust/libs/algorithm/Cargo.toml

@@ -22,5 +22,6 @@ edition = "2021"
 anyhow = "1.0.88"
 faiss = { version = "0.1.0", path = "../algorithms/faiss" }
 ngt = { version = "0.1.0", path = "../algorithms/ngt" }
+qbg = { version = "0.1.0", path = "../algorithms/qbg" }
 proto = { version = "0.1.0", path = "../proto" }
 tonic = "0.12.2"

rust/libs/algorithms/qbg/Cargo.toml

@@ -0,0 +1,29 @@
+#
+# Copyright (C) 2019-2024 vdaas.org vald team <vald@vdaas.org>
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# You may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#    https://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+[package]
+name = "qbg"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]
+anyhow = "1.0.88"
+cxx = { version = "1.0.128", features = ["c++20"] }
+
+[build-dependencies]
+cxx-build = "1.0.128"
+miette = { version = "7.2.0", features = ["fancy"] }
+
+[dev-dependencies]

rust/libs/algorithms/qbg/build.rs

@@ -0,0 +1,35 @@
+//
+// Copyright (C) 2019-2024 vdaas.org vald team <vald@vdaas.org>
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// You may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//    https://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+fn main() -> miette::Result<()> {
+    let current_dir = std::env::current_dir().unwrap();
+    println!("cargo:rustc-link-search=native={}", current_dir.display());
+
+    cxx_build::bridge("src/lib.rs")
+        .file("src/input.cpp")
+        .flag_if_supported("-std=c++20")
+        .flag_if_supported("-fopenmp")
+        .flag_if_supported("-DNGT_BFLOAT_DISABLED")
+        .compile("qbg-rs");
+
+    println!("cargo:rustc-link-search=native=/usr/local/lib");
+    println!("cargo:rustc-link-lib=static=ngt");
+    println!("cargo:rustc-link-lib=blas");
+    println!("cargo:rustc-link-lib=lapack");
+    println!("cargo:rustc-link-lib=dylib=gomp");
+    println!("cargo:rerun-if-changed=src/*");
+
+    Ok(())
+}