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houseme
58 lines
1.6 KiB
Rust
58 lines
1.6 KiB
Rust
// Copyright 2024 RustFS Team
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#![cfg_attr(docsrs, feature(doc_auto_cfg))]
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#![warn(
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// missing_docs,
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rustdoc::missing_crate_level_docs,
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unreachable_pub,
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rust_2018_idioms
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)]
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pub mod data_usage_define;
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pub mod error;
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pub mod last_minute;
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pub mod scanner;
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pub mod scanner_folder;
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pub mod scanner_io;
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pub mod sleeper;
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pub use data_usage_define::*;
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pub use error::ScannerError;
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pub use scanner::init_data_scanner;
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pub use sleeper::{DynamicSleeper, SCANNER_IDLE_MODE, SCANNER_SLEEPER};
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use std::sync::atomic::{AtomicU64, Ordering};
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static SCANNER_ACTIVE_WORK_UNITS: AtomicU64 = AtomicU64::new(0);
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pub fn current_scanner_activity() -> u64 {
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SCANNER_ACTIVE_WORK_UNITS.load(Ordering::Relaxed)
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}
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pub(crate) struct ScannerActivityGuard;
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impl ScannerActivityGuard {
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pub(crate) fn new() -> Self {
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SCANNER_ACTIVE_WORK_UNITS.fetch_add(1, Ordering::Relaxed);
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Self
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}
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}
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impl Drop for ScannerActivityGuard {
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fn drop(&mut self) {
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let _ = SCANNER_ACTIVE_WORK_UNITS
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.fetch_update(Ordering::Relaxed, Ordering::Relaxed, |current| Some(current.saturating_sub(1)));
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}
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}
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