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renepay: hack in workaround spendable reduction for release. #6601

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Merged
rustyrussell merged 1 commit into from
Aug 23, 2023
Merged

renepay: hack in workaround spendable reduction for release. #6601

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7 changes: 7 additions & 0 deletions plugins/renepay/uncertainty_network.c
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Original file line number Diff line number Diff line change
Expand Up @@ -326,6 +326,13 @@ bool uncertainty_network_update_from_listpeerchannels(
dir);
}

/* FIXME: There is a bug with us trying to send more down a local
* channel (after fees) than it has capacity. For now, we reduce
* our capacity by 1% of total, to give fee headroom. */
if (!amount_msat_sub(&spendable, spendable,
amount_msat_div(p->amount, 100)))
spendable = AMOUNT_MSAT(0);

// TODO(eduardo): this includes pending HTLC of previous
// payments!
/* We know min and max liquidity exactly now! */
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