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validator: Forge a confirmed root before halting for RPC inspection #10061

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merged 1 commit into from
May 15, 2020
Merged

validator: Forge a confirmed root before halting for RPC inspection #10061

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1 change: 0 additions & 1 deletion core/src/commitment.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -180,7 +180,6 @@ impl BlockCommitmentCache {
}
}

#[cfg(test)]
pub(crate) fn set_get_largest_confirmed_root(&mut self, root: Slot) {
self.largest_confirmed_root = root;
}
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7 changes: 7 additions & 0 deletions core/src/validator.rs
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Expand Up @@ -304,6 +304,13 @@ impl Validator {
);

if config.dev_halt_at_slot.is_some() {
// Simulate a confirmed root to avoid RPC errors with CommitmentmentConfig::max() and
// to ensure RPC endpoints like getConfirmedBlock, which require a confirmed root, work
block_commitment_cache
.write()
.unwrap()
.set_get_largest_confirmed_root(bank_forks.read().unwrap().root());
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Do we have any information about whether that is, in fact, a confirmed root?

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Oh, I see, this is just a quick workaround because the answer is no, right?

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No. Right.


// Park with the RPC service running, ready for inspection!
warn!("Validator halted");
std::thread::park();
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