Module opendal::layers

Layer is the mechanism to intercept operations.

Structs

• AsyncBacktraceLayerlayers-async-backtrace
  Add Efficient, logical ‘stack’ traces of async functions for the underlying services.
• AwaitTreeLayerlayers-await-tree
  Add a Instrument await-tree for actor-based applications to the underlying services.
• BlockingLayerlayers-blocking
  Add blocking API support for non-blocking services.
• ChaosLayerlayers-chaos
  Inject chaos into underlying services for robustness test.
• ConcurrentLimitLayer
  Add concurrent request limit.
• DtraceLayerLinux and layers-dtrace
  Support User Statically-Defined Tracing(aka USDT) on Linux
• ImmutableIndexLayer
  Add an immutable in-memory index for underlying storage services.
• LoggingLayer
  Add log for every operations.
• MadsimLayerlayers-madsim
  Add deterministic simulation for async operations, powered by madsim.
• MadsimServerlayers-madsim
  A simulated server.This an experimental feature, docs are not ready yet.
• MetricsLayerlayers-metrics
  Add metrics for every operations.
• MinitraceLayerlayers-minitrace
  Add minitrace for every operations.
• OtelTraceLayerlayers-otel-trace
  Add opentelemetry::trace for every operations.
• PrometheusClientLayerlayers-prometheus-client
  Add prometheus for every operations.
• PrometheusLayerlayers-prometheus
  Add prometheus for every operations.
• RetryLayer
  Add retry for temporary failed operations.
• ThrottleLayerlayers-throttle
  Add a bandwidth rate limiter to the underlying services.
• TimeoutLayer
  Add timeout for every operations to avoid slow or unexpected hang operations.
• TracingLayerlayers-tracing
  Add tracing for every operations.

Traits

• RetryInterceptor
  RetryInterceptor is used to intercept while retry happened.