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07722e5db2
lnd/chainntnfs
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Olaoluwa Osuntokun 07722e5db2
chainntnfs: skip catch up re-org test for neutrino temporarily 
In this commit, we modify the main interface-level tests for neutrino to
skip the block catch up re-org test. We do this, as the test itself is
very unstable and only passes occasionally by the grace of RNGesus.
What's needed to ensure it passes reliably is to extend neutrino with a
cache of the last N blocks disconnected. Sample output of the affected
test when run:
```
   --- SKIP: TestInterfaces/neutrino_test_catch_up_on_missed_blocks_w/_reorged_best_block (0.00s)
        interface_test.go:1574: skipping re-org test for neutrino
```
2019-02-05 19:38:48 -08:00
..
bitcoindnotify chainntnfs: dispatch block notification for current tip upon registration 2019-01-21 13:58:52 -08:00
btcdnotify chainntnfs: dispatch block notification for current tip upon registration 2019-01-21 13:58:52 -08:00
neutrinonotify chainnrnfs/neutrino: return on historicalConf error 2019-02-04 21:31:24 +01:00
height_hint_cache_test.go chainntnfs: support caching confirm/spend hints for scripts 2019-01-21 13:57:43 -08:00
height_hint_cache.go chainntnfs: support caching confirm/spend hints for scripts 2019-01-21 13:57:43 -08:00
interface_dev.go chainntnfs: switch debug tag to dev 2018-10-05 12:59:34 +09:00
interface_test.go chainntnfs: skip catch up re-org test for neutrino temporarily 2019-02-05 19:38:48 -08:00
interface.go chainntnfs: dispatch block notification for current tip upon registration 2019-01-21 13:58:52 -08:00
log.go multi: init subsystem loggers via build pkg 2018-10-05 13:04:45 +09:00
README.md multi: fix formatting issues in packge README's 2017-03-27 16:25:25 -07:00
test_utils.go chainntnfs: modify GetTestTxidAndScript to generate new P2PKH scripts 2019-01-21 13:57:43 -08:00
txnotifier_test.go chainntnfs: add Done chan to events to signal reorg safety 2019-01-21 13:58:52 -08:00
txnotifier.go chainntnfs: add Done chan to events to signal reorg safety 2019-01-21 13:58:52 -08:00

README.md

chainntnfs

Build Status MIT licensed GoDoc

The chainntnfs package implements a set of interfaces which allow callers to receive notifications in response to specific on-chain events. The set of notifications available include:

  • Notifications for each new block connected to the current best chain.
  • Notifications once a txid has reached a specified number of confirmations.
  • Notifications once a target outpoint (txid:index) has been spent.

These notifications are used within lnd in order to properly handle the workflows for: channel funding, cooperative channel closures, forced channel closures, channel contract breaches, sweeping time-locked outputs, and finally pruning the channel graph.

This package is intentionally general enough to be applicable outside the specific use cases within lnd outlined above. The current sole concrete implementation of the ChainNotifier interface depends on btcd.

Installation and Updating

$ go get -u github.com/lightningnetwork/lnd/chainntnfs