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@TheBlueMatt TheBlueMatt released this 16 Dec 17:00
· 3813 commits to main since this release
f6a9382

0.0.113 - Dec 16, 2022 - "Big Movement Intercepted"

API Updates

  • ChannelManager::send_payment now takes an explicit PaymentId which is a
    loose idempotency token. See send_payment docs for more (#1761, #1826).
  • HTLCs bound for SCIDs from ChannelManager::get_intercept_scid are now
    intercepted and can be forwarded manually over any channel (#1835, #1893).
  • Confirm::get_relevant_txids now returns a BlockHash, expanding the set
    of cases where transaction_unconfirmed must be called, see docs (#1796).
  • Pending outbound payments are no longer automatically timed-out a few blocks
    after failure. Thus, in order to avoid leaking memory, you MUST call
    ChannelManager::abandon_payment when you no longer wish to retry (#1761).
  • ChannelManager::abandon_payment docs were updated to note that the payment
    may return to pending after a restart if no persistence occurs (#1907).
  • Event::PaymentReceived has been renamed Event::PaymentClaimable (#1891).
  • Event handling is now optionally async for Rust users (#1787).
  • user_channel_id is now a u128 and random for inbound channels (#1790).
  • A new ChannelReady event is generated whenever a channel becomes ready to
    be used, i.e., after both sides sent the channel_ready message (#1743).
  • NetworkGraph now prunes channels where either node is offline for 2 weeks
    and refuses to accept re-announcements of pruned channels (#1735).
  • Onion messages are now read in CustomOnionMessageHandler rather than via
    MaybeReadableArgs (#1809).
  • Added a new util to generate an invoice with a custom hash (#1894) -
    create_invoice_from_channelmanager_and_duration_since_epoch_with_payment_hash
  • Signers are now by default re-derived using KeysInterface's new
    derive_channel_signer rather than read_chan_signer (#1867).
  • Confirm::transactions_confirmed is now idempotent (#1861).
  • ChannelManager::compute_inflight_htlcs has been added to fetch in-flight
    HTLCs for scoring. Note that InvoicePayer does this for you (#1830).
  • Added PaymentClaimable::via_channel_id (#1856).
  • Added the node_id (phantom or regular) to payment events (#1766).
  • Added the funding transaction confirmations to ChannelDetails (#1856).
  • BlindedRoute has been renamed BlindedPath (#1918).
  • Support for the BOLT 4 "legacy" onion format has been removed, in line with
    its removal in the spec and vanishingly rare use (#1413).
  • ChainMonitor::list_pending_monitor_updates was added (#1834).
  • Signing for non-zero-fee anchor commitments is supported again (#1828).
  • Several helpers for transaction matching and generation are now pub (#1839).

Bug Fixes

  • Fixed a rare race where a crash may result in a pending HTLC not being
    failed backwards, leading to a force-closure by our counterparty (#1857).
  • Avoid incorrectly assigning a lower-bound on channel liquidity when routing
    fails due to a closed channel earlier in the path (#1817).
  • If a counterparty increases the channel fee, but not enough per our own fee
    estimator, we no longer force-close the channel (#1852).
  • Several bugs in the lightning-background-processor future feature were
    fixed, including requirements doc corrections (#1843, #1845, #1851).
  • Some failure messages sent back when failing an HTLC were corrected (#1895).
  • rapid-gossip-sync no longer errors if an update is applied duplicatively
    or in rare cases when the graph is updated from payment failures (#1833).
  • Sending onion messages to a blinded path in which we're the introduction
    node no longer fails (#1791).

Backwards Compatibility

  • No ChannelReady events will be generated for previously existing channels,
    including those which become ready after upgrading to 0.0.113 (#1743).
  • Once UserConfig::accept_intercept_htlcs is set, downgrades to LDK versions
    prior to 0.0.113 are not supported (#1835).
  • Existing payments may see a PaymentClaimable::user_channel_id of 0 (#1856)
  • When downgrading to a version of LDK prior to 0.0.113 when there are
    resolved payments waiting for a small timeout, the payments may not be
    removed, preventing payments with the same PaymentId (#1761).

In total, this release features 76 files changed, 11639 insertions, 6067
deletions in 210 commits from 18 authors, in alphabetical order:

  • Antoine Riard
  • Arik Sosman
  • Devrandom
  • Duncan Dean
  • Elias Rohrer
  • Gleb Naumenko
  • Jeffrey Czyz
  • John Cantrell
  • Matt Corallo
  • Tee8z
  • Tobin C. Harding
  • Tristan F
  • Valentine Wallace
  • Viktor Tigerström
  • Wilmer Paulino
  • benthecarman
  • jurvis
  • ssbright