//TODO: We need better separation of event types ^
use ln::msgs;
+use ln::channelmanager::{PaymentPreimage, PaymentHash};
use chain::transaction::OutPoint;
use chain::keysinterface::SpendableOutputDescriptor;
/// Used to indicate that the client should generate a funding transaction with the given
/// parameters and then call ChannelManager::funding_transaction_generated.
/// Generated in ChannelManager message handling.
+ /// Note that *all inputs* in the funding transaction must spend SegWit outputs or your
+ /// counterparty can steal your funds!
FundingGenerationReady {
/// The random channel_id we picked which you'll need to pass into
/// ChannelManager::funding_transaction_generated.
/// Indicates we've received money! Just gotta dig out that payment preimage and feed it to
/// ChannelManager::claim_funds to get it....
/// Note that if the preimage is not known or the amount paid is incorrect, you must call
- /// ChannelManager::fail_htlc_backwards with PaymentFailReason::PreimageUnknown or
- /// PaymentFailReason::AmountMismatch, respectively, to free up resources for this HTLC.
+ /// ChannelManager::fail_htlc_backwards to free up resources for this HTLC.
/// The amount paid should be considered 'incorrect' when it is less than or more than twice
/// the amount expected.
PaymentReceived {
/// The hash for which the preimage should be handed to the ChannelManager.
- payment_hash: [u8; 32],
- /// The value, in thousandths of a satoshi, that this payment is for.
+ payment_hash: PaymentHash,
+ /// The value, in thousandths of a satoshi, that this payment is for. Note that you must
+ /// compare this to the expected value before accepting the payment (as otherwise you are
+ /// providing proof-of-payment for less than the value you expected!).
amt: u64,
},
/// Indicates an outbound payment we made succeeded (ie it made it all the way to its target
/// The preimage to the hash given to ChannelManager::send_payment.
/// Note that this serves as a payment receipt, if you wish to have such a thing, you must
/// store it somehow!
- payment_preimage: [u8; 32],
+ payment_preimage: PaymentPreimage,
},
/// Indicates an outbound payment we made failed. Probably some intermediary node dropped
/// something. You may wish to retry with a different route.
/// deduplicate them by payment_hash (which MUST be unique)!
PaymentFailed {
/// The hash which was given to ChannelManager::send_payment.
- payment_hash: [u8; 32],
+ payment_hash: PaymentHash,
/// Indicates the payment was rejected for some reason by the recipient. This implies that
/// the payment has failed, not just the route in question. If this is not set, you may
/// retry the payment via a different route.
rejected_by_dest: bool,
+#[cfg(test)]
+ error_code: Option<u16>,
},
/// Used to indicate that ChannelManager::process_pending_htlc_forwards should be called at a
/// time in the future.
/// An event generated by ChannelManager which indicates a message should be sent to a peer (or
/// broadcast to most peers).
/// These events are handled by PeerManager::process_events if you are using a PeerManager.
+#[derive(Clone)]
pub enum MessageSendEvent {
/// Used to indicate that we've accepted a channel open and should send the accept_channel
/// message provided to the given peer.
/// The message which should be sent.
msg: msgs::Shutdown,
},
+ /// Used to indicate that a channel_reestablish message should be sent to the peer with the given node_id.
+ SendChannelReestablish {
+ /// The node_id of the node which should receive this message
+ node_id: PublicKey,
+ /// The message which should be sent.
+ msg: msgs::ChannelReestablish,
+ },
/// Used to indicate that a channel_announcement and channel_update should be broadcast to all
/// peers (except the peer with node_id either msg.contents.node_id_1 or msg.contents.node_id_2).
BroadcastChannelAnnouncement {