wip: write rust driver_manager

.github/workflows/rust.yml

@@ -0,0 +1,69 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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
+#
+#   http://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.
+
+name: Rust
+
+on:
+  pull_request:
+    branches:
+      - main
+    paths:
+      - "rust/**"
+      - ".github/workflows/rust.yml"
+  push:
+    paths:
+      - "rust/**"
+      - ".github/workflows/rust.yml"
+
+concurrency:
+  group: ${{ github.repository }}-${{ github.ref }}-${{ github.workflow }}
+  cancel-in-progress: true
+
+permissions:
+  contents: read
+
+defaults:
+  run:
+    working-directory: rust
+
+jobs:
+  rust:
+    strategy:
+      matrix:
+        os: [windows-latest, macos-latest, ubuntu-latest]
+    name: "Rust ${{ matrix.os }}"
+    runs-on: ${{ matrix.os }}
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+          persist-credentials: false
+      - name: Install stable toolchain
+        uses: actions-rs/toolchain@v1
+        with:
+          profile: default
+          toolchain: stable
+          override: true
+      - uses: Swatinem/rust-cache@v2
+      - name: Check format
+        run: cargo fmt -- --check
+      - name: Clippy
+        run: cargo clippy --tests
+      - name: Test
+        run: cargo test
+      - name: Check docs
+        run: cargo doc

CONTRIBUTING.md

@@ -194,6 +194,16 @@ $ pytest -vvx
 
 The Ruby libraries are bindings around the GLib libraries.
 
+### Rust
+
+The Rust components are a standard Rust project.
+
+```shell
+$ cd rust
+# Build and run tests
+$ cargo test
+```
+
 ## Opening a Pull Request
 
 Before opening a pull request, please run the static checks, which are

rust/.gitignore

@@ -0,0 +1,18 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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
+#
+#   http://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.
+
+Cargo.lock

rust/Cargo.toml

@@ -0,0 +1,36 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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
+#
+#   http://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 = "arrow-adbc"
+version = "0.1.0"
+edition = "2021"
+rust-version = "1.62"
+description = "Rust implementation of Arrow Database Connectivity (ADBC)"
+homepage = "https://arrow.apache.org/adbc/"
+repository = "https://github.com/apache/arrow-adbc"
+authors = ["Apache Arrow <dev@arrow.apache.org>"]
+license = "Apache-2.0"
+keywords = ["arrow", "database", "sql"]
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+arrow = { version = "32.0.0", features = ["ffi"], default_features = false}
+libloading = "0.7"
+
+# TODO: support arrow2 with a non-default feature.