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StorageError

Enum StorageError 

Source
pub enum StorageError {
    Io(Error),
    CrcMismatch {
        offset: u64,
        expected: u32,
        actual: u32,
    },
    InvalidFormat {
        message: String,
    },
    SegmentNotFound {
        segment_id: Uuid,
    },
    OffsetOutOfRange {
        offset: u64,
    },
    Configuration {
        message: String,
    },
    InsufficientSpace {
        required: u64,
        available: u64,
    },
    Synchronization {
        message: String,
    },
    Serialization(Box<ErrorKind>),
    Internal {
        message: String,
    },
}
Expand description

ストレージエンジンのエラー型

§エラーカテゴリ

  • I/Oエラー: ファイルシステム関連
  • データ整合性エラー: CRCチェック、フォーマット不正
  • 設定エラー: 無効な設定値
  • 容量エラー: ディスク容量不足

§@todo

  • エラーメトリクスの追加
  • リトライ可能エラーの分類
  • 詳細なエラーコード体系

Variants§

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Io(Error)

I/Oエラー

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CrcMismatch

データ整合性エラー - CRCチェック失敗

Fields

§offset: u64
§expected: u32
§actual: u32
§

InvalidFormat

データフォーマットエラー

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§message: String
§

SegmentNotFound

セグメントが見つからない

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§segment_id: Uuid
§

OffsetOutOfRange

オフセット範囲外エラー

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§offset: u64
§

Configuration

設定エラー

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§message: String
§

InsufficientSpace

ディスク容量不足

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§required: u64
§available: u64
§

Synchronization

同期エラー

Fields

§message: String
§

Serialization(Box<ErrorKind>)

シリアライゼーションエラー

§

Internal

内部エラー(予期しないエラー)

Fields

§message: String

Implementations§

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impl StorageError

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pub fn configuration(message: impl Into<String>) -> StorageError

設定エラーを作成

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pub fn invalid_format(message: impl Into<String>) -> StorageError

データフォーマットエラーを作成

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pub fn internal(message: impl Into<String>) -> StorageError

内部エラーを作成

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pub fn synchronization(message: impl Into<String>) -> StorageError

同期エラーを作成

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pub fn is_retryable(&self) -> bool

このエラーがリトライ可能かどうかを判定

§Returns
  • true - リトライ可能なエラー
  • false - リトライ不可能なエラー
§@todo
  • より詳細なリトライ判定ロジック
Source

pub fn severity(&self) -> ErrorSeverity

エラーの重要度を取得

§Returns
  • High: 即座に対処が必要
  • Medium: 監視が必要
  • Low: 通常のエラー

Trait Implementations§

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impl Debug for StorageError

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fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter. Read more
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impl Display for StorageError

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fn fmt(&self, __formatter: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter. Read more
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impl Error for StorageError

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fn source(&self) -> Option<&(dyn Error + 'static)>

Returns the lower-level source of this error, if any. Read more
1.0.0 · Source§

fn description(&self) -> &str

👎Deprecated since 1.42.0:

use the Display impl or to_string()

1.0.0 · Source§

fn cause(&self) -> Option<&dyn Error>

👎Deprecated since 1.33.0:

replaced by Error::source, which can support downcasting

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fn provide<'a>(&'a self, request: &mut Request<'a>)

🔬This is a nightly-only experimental API. (error_generic_member_access)
Provides type-based access to context intended for error reports. Read more
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impl From<Box<ErrorKind>> for StorageError

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fn from(source: Box<ErrorKind>) -> StorageError

Converts to this type from the input type.
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impl From<Error> for StorageError

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fn from(source: Error) -> StorageError

Converts to this type from the input type.

Auto Trait Implementations§

Blanket Implementations§

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
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fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more
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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> ToString for T
where T: Display + ?Sized,

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fn to_string(&self) -> String

Converts the given value to a String. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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impl<T> WithSubscriber for T

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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more
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fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more