Module snap 

Observes and pauses the snap requests of a node’s production backfill in e2e tests.

SnapControl records every request and can pause one at a SnapGate, while responses still come from the real serving peer and go through production validation.

Structs

ControlledBackfill

Builds the production backfill with an observed network client.

ControlledSnapClient

A real network client with request observation and deterministic gates.

SnapControl

Controls the requests of a node’s production snap backfill, including across restarts.

SnapGate

A single request boundary a test can await and release.