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…ate tree from the tx
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grarco
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Dec 6, 2023
grarco
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| if !(self.valid_spend_descriptions_anchor(&shielded_tx)? | ||
| && self.valid_nullifiers_reveal(keys_changed, &shielded_tx)?) |
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In case instead source != Address::Internal(Masp), should we add a check to verify that no shielded_spends, nor shielded_converts are attached to the Transaction?
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Yes, this sounds good to me, thanks! (Maybe you can also add this to the Boundary Conditions section in https://specs.namada.net/masp/ledger-integration ?)
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For simplicity's sake I'm addressing this in #2248
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murisi
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This looks good to me, thanks!
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* origin/grarco/spend-description-validation: Changelog #2244 Updates comment Fixes masp vp benchmark Fixes commitment tree validation in masp vp. Adds a workaround to update tree from the tx Updates the merkle tree anchor only if the tree changed Updates commitment tree anchor only once per block Refactors masp nullifiers check in a separate function Updates masp vp to validate note commitment tree and anchor Updates masp tx with note commitment tree and anchor
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* origin/grarco/spend-description-validation: Changelog #2244 Updates comment Fixes masp vp benchmark Fixes commitment tree validation in masp vp. Adds a workaround to update tree from the tx Updates the merkle tree anchor only if the tree changed Updates commitment tree anchor only once per block Refactors masp nullifiers check in a separate function Updates masp vp to validate note commitment tree and anchor Updates masp tx with note commitment tree and anchor
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Describe your changes
Addresses #1373.
Creates a note commitment tree in storage and modifies the masp tx to update this tree.
Changes
finalize_blockto update the anchor of this tree at the end of a block.Updates the masp VP to verify the changes made to the tree (also checks that the tree capacity is not exceeded) and the validity of the anchor for each spend description.
Indicate on which release or other PRs this topic is based on
Commit 39e00c5 of #2240
Checklist before merging to
draft