From 52e8249e825b86e5d81e4482b06470b3f3243f9d Mon Sep 17 00:00:00 2001
From: Agnish Ghosh <iamagnix@gmail.com>
Date: Thu, 3 Oct 2024 01:39:18 +0530
Subject: [PATCH] fix quarantine

---
 .../gossip_processing/block_processor.nim     | 27 +++++++++++++------
 1 file changed, 19 insertions(+), 8 deletions(-)

diff --git a/beacon_chain/gossip_processing/block_processor.nim b/beacon_chain/gossip_processing/block_processor.nim
index 72e02fee8..b49a21a80 100644
--- a/beacon_chain/gossip_processing/block_processor.nim
+++ b/beacon_chain/gossip_processing/block_processor.nim
@@ -640,14 +640,25 @@ proc storeBlock(
   # TODO with v1.4.0, not sure this is still relevant
   # Establish blob viability before calling addHeadBlock to avoid
   # writing the block in case of blob error.
-  # when typeof(signedBlock).kind >= ConsensusFork.Deneb:
-  #   if dataColumnsOpt.isSome:
-  #     let data_columns = dataColumnsOpt.get()
-  #     let kzgCommits = signedBlock.message.body.blob_kzg_commitments.asSeq
-  #     debugEcho "Hitting verification"
-  #     if data_columns.len == 0 or kzgCommits.len == 0:
-  #       debugEcho "Hitting verification 2"
-  #       return err((VerifierError.Invalid, ProcessingStatus.completed))
+  when typeof(signedBlock).kind >= ConsensusFork.Deneb:
+    if dataColumnsOpt.isSome:
+      let data_columns = dataColumnsOpt.get()
+      debugEcho "dc len"
+      debugEcho data_columns.len
+      let kzgCommits = signedBlock.message.body.blob_kzg_commitments.asSeq
+      debugEcho "Hitting verification"
+      if data_columns.len > 0 and kzgCommits.len > 0:
+        for i in 0..<data_columns.len:
+          debugEcho "Verifying dc kzg proof store block"
+          let r = verify_data_column_sidecar_kzg_proofs(data_columns[i][])
+          if r.isErr():
+            debug "backfill data column validation failed",
+              blockRoot = shortLog(signedBlock.root),
+              column_sidecar = shortLog(data_columns[i][]),
+              blck = shortLog(signedBlock.message),
+              signature = shortLog(signedBlock.signature),
+              msg = r.error()
+            return err((VerifierError.Invalid, ProcessingStatus.completed))
 
   type Trusted = typeof signedBlock.asTrusted()