refactor(s3): consolidate semantic boundaries and remove s3-common (#3012)

* refactor(common): introduce rustfs-data-usage core crate

* refactor(concurrency): migrate workers crate into concurrency

* refactor(crypto): migrate appauth token APIs into crypto

* fix docs urls

* remove unused crate

* refactor(data-usage): switch consumers to rustfs-data-usage

* chore(fmt): apply cargo fmt and lockfile sync

* refactor(common): remove data_usage compatibility re-export

* refactor(capacity): move capacity_scope to object-capacity

* refactor(io-metrics): relocate internode metrics from common

* refactor(common): decouple scanner report from madmin

* chore(fmt): normalize import ordering after pre-commit

* refactor(s3): split s3 types and ops crates

* refactor(s3): centralize event version and safe parsing

* refactor(s3): add op-event compatibility guardrails

* refactor(s3): add runtime op-event mismatch observability

* refactor(s3): extract delete event mapping helper

* refactor(s3): extract put event mapping helper

* refactor(s3): consolidate remaining event semantic helpers

* refactor(s3): add op-event coverage checks and observability alerts

* refactor(s3-ops): consolidate op-event semantic mapping

* refactor(scanner): remove last_minute wrapper module

* refactor(scanner): consolidate duplicated data usage models

crates/data-usage/Cargo.toml

@@ -0,0 +1,38 @@
+# Copyright 2024 RustFS Team
+#
+# 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
+#
+#     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 = "rustfs-data-usage"
+version.workspace = true
+edition.workspace = true
+license.workspace = true
+repository.workspace = true
+rust-version.workspace = true
+homepage.workspace = true
+description = "Shared data usage models and algorithms for RustFS"
+keywords = ["rustfs", "data-usage", "cache", "histogram"]
+categories = ["data-structures", "filesystem"]
+
+[lints]
+workspace = true
+
+[dependencies]
+serde = { workspace = true }
+path-clean = { workspace = true }
+rmp-serde = { workspace = true }
+async-trait = { workspace = true }
+rustfs-filemeta = { workspace = true }
+
+[lib]
+doctest = false

crates/data-usage/src/lib.rs

@@ -0,0 +1,17 @@
+// Copyright 2024 RustFS Team
+//
+// 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
+//
+//     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.
+
+pub mod data_usage;
+
+pub use data_usage::*;