plusplusjiajia commented on code in PR #2651:
URL: https://github.com/apache/iceberg-rust/pull/2651#discussion_r4456452685
##########
crates/storage/opendal/src/lib.rs:
##########
@@ -223,8 +227,14 @@ where
#[typetag::serde(name = "OpenDalStorageFactory")]
impl StorageFactory for OpenDalStorageFactory {
- #[allow(unused_variables)]
fn build(&self, config: &StorageConfig) -> Result<Arc<dyn Storage>> {
+ PrefixedStorage::build(config, |config| self.build_storage(config))
+ }
+}
+
+impl OpenDalStorageFactory {
+ #[allow(unused_variables)]
+ fn build_storage(&self, config: &StorageConfig) -> Result<Arc<dyn
Storage>> {
Review Comment:
Done, it now returns `OpenDalStorage`.
##########
crates/storage/opendal/src/prefixed.rs:
##########
@@ -0,0 +1,379 @@
+// 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.
+
+//! Storage that serves each location with its prefix's credential.
+
+use std::collections::HashMap;
+use std::fmt::{self, Debug};
+use std::sync::Arc;
+
+use async_trait::async_trait;
+use bytes::Bytes;
+use futures::StreamExt;
+use futures::stream::{self, BoxStream};
+use iceberg::Result;
+use iceberg::io::{
+ FileMetadata, FileRead, FileWrite, InputFile, OutputFile, Storage,
StorageConfig,
+};
+use serde::{Deserialize, Serialize};
+
+/// Per-prefix batch size of `delete_stream`, as in Java's
`S3FileIO.deleteFiles`.
+const DELETE_BATCH_SIZE: usize = 1000;
+
+/// Serves each path with the credential of its longest matching prefix, as
+/// Java's `S3FileIO.clientForStoragePath` does, else without credentials.
+#[derive(Serialize, Deserialize)]
+pub(crate) struct PrefixedStorage {
+ default: Arc<dyn Storage>,
+ /// Longest prefix first.
+ prefixed: Vec<(String, Arc<dyn Storage>)>,
Review Comment:
Done. The resolving storage isn't an `OpenDalStorage`, so it now holds a
`PrefixedStorage` per scheme instead of being wrapped in one.
##########
crates/storage/opendal/src/prefixed.rs:
##########
@@ -0,0 +1,379 @@
+// 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.
+
+//! Storage that serves each location with its prefix's credential.
+
+use std::collections::HashMap;
+use std::fmt::{self, Debug};
+use std::sync::Arc;
+
+use async_trait::async_trait;
+use bytes::Bytes;
+use futures::StreamExt;
+use futures::stream::{self, BoxStream};
+use iceberg::Result;
+use iceberg::io::{
+ FileMetadata, FileRead, FileWrite, InputFile, OutputFile, Storage,
StorageConfig,
+};
+use serde::{Deserialize, Serialize};
+
+/// Per-prefix batch size of `delete_stream`, as in Java's
`S3FileIO.deleteFiles`.
+const DELETE_BATCH_SIZE: usize = 1000;
+
+/// Serves each path with the credential of its longest matching prefix, as
+/// Java's `S3FileIO.clientForStoragePath` does, else without credentials.
+#[derive(Serialize, Deserialize)]
+pub(crate) struct PrefixedStorage {
+ default: Arc<dyn Storage>,
+ /// Longest prefix first.
+ prefixed: Vec<(String, Arc<dyn Storage>)>,
+}
+
+impl PrefixedStorage {
+ /// Builds the storage for `config` with `build`, which is passed configs
+ /// without storage credentials.
+ pub(crate) fn build(
+ config: &StorageConfig,
+ build: impl Fn(&StorageConfig) -> Result<Arc<dyn Storage>>,
Review Comment:
Done.
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