From 21cf61ea8f339c36c276003844f002e70f491741 Mon Sep 17 00:00:00 2001 From: dapplion <35266934+dapplion@users.noreply.github.com> Date: Thu, 15 Dec 2022 11:28:20 +0700 Subject: [PATCH] De-duplicate range references in BlobSidecarsByRange --- specs/deneb/p2p-interface.md | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/specs/deneb/p2p-interface.md b/specs/deneb/p2p-interface.md index 107c90b9a9..51180f8a2d 100644 --- a/specs/deneb/p2p-interface.md +++ b/specs/deneb/p2p-interface.md @@ -256,18 +256,18 @@ The request MUST be encoded as an SSZ-container. The response MUST consist of zero or more `response_chunk`. Each _successful_ `response_chunk` MUST contain a single `BlobSidecar` payload. -Clients MUST keep a record of signed blobs sidecars seen on the epoch range -`[max(current_epoch - MIN_EPOCHS_FOR_BLOB_SIDECARS_REQUESTS, DENEB_FORK_EPOCH), current_epoch]` +Let `blob_serve_range` be `[max(current_epoch - MIN_EPOCHS_FOR_BLOB_SIDECARS_REQUESTS, DENEB_FORK_EPOCH), current_epoch]`. +Clients MUST keep a record of signed blob sidecars seen on the epoch range `blob_serve_range` where `current_epoch` is defined by the current wall-clock time, and clients MUST support serving requests of blobs on this range. -Peers that are unable to reply to blob sidecar requests within the `MIN_EPOCHS_FOR_BLOB_SIDECARS_REQUESTS` -epoch range SHOULD respond with error code `3: ResourceUnavailable`. +Peers that are unable to reply to blob sidecar requests within the +range `blob_serve_range` SHOULD respond with error code `3: ResourceUnavailable`. Such peers that are unable to successfully reply to this range of requests MAY get descored or disconnected at any time. *Note*: The above requirement implies that nodes that start from a recent weak subjectivity checkpoint -MUST backfill the local blobs database to at least epoch `current_epoch - MIN_EPOCHS_FOR_BLOB_SIDECARS_REQUESTS` +MUST backfill the local blobs database to at least the range `blob_serve_range` to be fully compliant with `BlobSidecarsByRange` requests. *Note*: Although clients that bootstrap from a weak subjectivity checkpoint can begin