pay for blob

0glabs · Jul 16, 2024 · 6e14817 · 6e14817
1 parent 5616d1a
commit 6e14817
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Showing 3 changed files with 2,295 additions and 192 deletions.
diff --git a/disperser/contract/contract.go b/disperser/contract/contract.go
@@ -121,12 +121,21 @@ func (c *DAContract) SubmitOriginalData(dataRoots []eth_common.Hash, waitForRece
 		params[i] = dataRoot
 	}
 
+	blobPrice, err := c.BlobPrice(nil)
+	if err != nil {
+		return eth_common.Hash{}, nil, errors.WithMessage(err, "Failed to get blob price")
+	}
+
 	// Submit log entry to smart contract.
 	opts, err := c.CreateTransactOpts()
 	if err != nil {
 		return eth_common.Hash{}, nil, errors.WithMessage(err, "Failed to create opts to send transaction")
 	}
 
+	opts.Value = new(big.Int)
+	txValue := new(big.Int).SetUint64(uint64(len(dataRoots)))
+	opts.Value.Mul(blobPrice, txValue)
+
 	tx, err := c.DAEntrance.SubmitOriginalData(opts, params)
 
 	if err != nil {