Lightning Network Daemon
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Conner Fromknecht b64d4356c1
lnd_test: adds breach test for remote hodl
This commit alters the existing retribution
  post breach conf test case with the intention
  of testing the correct response in event that
  the remote party broadcasts a prior state
  while HTLCs have been extended. This serves
  as a preliminary integration for an expansion
  of the breach arbiter integration tests.

  The primary change involves using the new
  htlchodl mode for debugging, which causes the
  remote peer to ignore any intent to settle
  incoming HTLCs. The result is that any
  payments sent to the remote party are held in
  limbo, allowing us to test for these
  conditions more accurately.

  Currently the test case only tests that the
  justice transaction is mined. After we have
  fully integrated the breach arbiter to sweep
  2nd layer HTLCs, this test will be altered
  to check for spends from the appropriate
  inputs.
2017-09-19 19:18:20 -07:00
autopilot autopilot: remove spammy trace log 2017-09-03 16:46:56 -07:00
brontide brontide: add a test case to exercise all BOLT-0008 test vectors 2017-08-01 17:18:05 -07:00
chainntnfs chainntnfs+routing/chainview: reduce neutrino.WaitForMoreCFHeaders value 2017-09-13 16:46:11 +02:00
channeldb channeldb: check chanIndex bucket for nilness instead of edges 2017-09-19 05:40:29 +02:00
cmd/lncli macaroons: add error reporting for macaroon constraints 2017-09-19 16:46:20 -07:00
contrib contrib: add basic bash completion for lncli 2017-01-29 18:12:53 -08:00
discovery discovery: add more detail to error logging in processNetworkAnnouncement 2017-09-12 17:12:22 +02:00
docker docker: don't specify datadir in lnd container 2017-09-19 05:42:48 +02:00
docs docs: update installation docs, specify min version 2017-08-24 14:09:29 -07:00
htlcswitch config+htlclink+peer: htlc hodl mode! 2017-09-19 11:31:52 -07:00
invoice invoice: Add invoice package 2017-09-19 12:05:58 -07:00
lnrpc lnrpc: remove the revocation_delay field from the HTLC proto 2017-09-12 18:03:17 +02:00
lnwallet lnwallet/size: updated with recent BOLT 5 constants 2017-09-19 19:18:19 -07:00
lnwire fuzzing: fixed calculation of serializedSize() in features.go 2017-09-19 16:21:31 -07:00
macaroons macaroons: rename PermissionsConstraint to AllowConstraint 2017-09-19 16:46:20 -07:00
routing chainntnfs+routing/chainview: reduce neutrino.WaitForMoreCFHeaders value 2017-09-13 16:46:11 +02:00
shachain multi: run all test instances in parallel 2017-06-17 01:00:07 +02:00
zpay32 multi: run all test instances in parallel 2017-06-17 01:00:07 +02:00
.gitignore git: add .DS_Store to .gitignore, remove obsolete entries 2017-05-04 17:39:15 -07:00
.travis.yml build: update travis config to use go 1.9 and 1.8.3 2017-08-30 20:37:47 -07:00
breacharbiter_test.go breacharbiter_test: modify test vectors to support new structs 2017-09-19 19:18:19 -07:00
breacharbiter.go breacharbiter: use BOLT 5 constants 2017-09-19 19:18:19 -07:00
chainparams.go chainparams: ensure target chain checkpoints are properly set 2017-09-01 03:17:28 -07:00
chainregistry.go multi: fix linter errors 2017-09-03 17:05:11 -07:00
config.go config+htlclink+peer: htlc hodl mode! 2017-09-19 11:31:52 -07:00
doc.go add some daemon related skeleton files 2015-12-26 00:09:17 -06:00
features.go lnd: reset features as we no longer need to partition dated lnd nodes 2017-08-22 00:54:04 -07:00
fundingmanager_test.go lnd+rpc: update RPC responses to convert mSAT to SAT 2017-08-22 00:52:56 -07:00
fundingmanager.go funding: properly display pending chan ID within logs 2017-09-18 19:33:43 +02:00
glide.lock build: update to latest lighting-onion commit 2017-09-19 18:11:14 -07:00
glide.yaml build: update to latest lighting-onion commit 2017-09-19 18:11:14 -07:00
gotest.sh build: create parallel travis builds to isolate race condition tests 2017-07-04 16:05:22 -07:00
invoiceregistry.go lnd+rpc: update RPC responses to convert mSAT to SAT 2017-08-22 00:52:56 -07:00
LICENSE add copyright, license and discouragement in readme 2016-01-16 00:13:11 -08:00
lnd_test.go lnd_test: adds breach test for remote hodl 2017-09-19 19:18:20 -07:00
lnd.go macaroons: rename PermissionsConstraint to AllowConstraint 2017-09-19 16:46:20 -07:00
log.go log: add logger for the autopilot package 2017-08-10 21:39:47 -07:00
mock.go multi: txscript.WitnessScript -> txscript.WitnessSignature 2017-08-24 18:55:32 -07:00
networktest_test.go netharness: remove test for the node restart method 2016-11-16 12:46:45 -08:00
networktest.go test+config: add new --nobootstrap option to disable connection bootstrapping 2017-09-03 17:05:05 -07:00
nodesigner.go nodesigner: make fully copy of key to avoid mutation 2017-08-04 18:27:21 -07:00
peer_test.go peer: add channel close fee negotiation 2017-08-11 12:10:32 +02:00
peer.go config+htlclink+peer: htlc hodl mode! 2017-09-19 11:31:52 -07:00
pilot.go lnd+rpc: update RPC responses to convert mSAT to SAT 2017-08-22 00:52:56 -07:00
README.md README: fix incorrect links to dev sites 2017-09-18 20:26:23 -07:00
release.sh build: add release script 2017-01-12 18:30:47 -08:00
rpcserver.go rpc: in logging for CloseChannel RPC, also log the force parameter 2017-09-12 18:00:46 +02:00
server.go server: disable bootstrapping for simnet mode by default 2017-09-12 22:13:52 +02:00
signal.go lnrpc+rpc+lnd: add new Stop command for gracefully shutting down lnd 2017-05-11 14:55:56 -07:00
test_utils.go lnd+rpc: update RPC responses to convert mSAT to SAT 2017-08-22 00:52:56 -07:00
utxonursery_test.go utxonursery: finish migrating to lnwire OutPoint serialization 2017-08-25 17:56:50 -07:00
utxonursery.go utxonursery: remove use of pointer to lnwallet.Signer iface 2017-09-19 19:18:19 -07:00
version.go lnd+cmd/lncli: bump to version 0.3 2017-08-23 11:57:01 -07:00

Lightning Network Daemon

Build Status MIT licensed Irc Godoc Coverage Status

The Lightning Network Daemon (lnd) - is a complete implementation of a Lightning Network node and currently deployed on testnet3 - the Bitcoin Test Network. lnd has several pluggable back-end chain services including btcd (a full-node) and neutrino (a new experimental light client). The project's codebase uses the btcsuite set of Bitcoin libraries, and also exports a large set of isolated re-usable Lightning Network related libraries within it. In the current state lnd is capable of:

  • Creating channels.
  • Closing channels.
  • Completely managing all channel states (including the exceptional ones!).
  • Maintaining a fully authenticated+validated channel graph.
  • Performing path finding within the network, passively forwarding incoming payments.
  • Sending outgoing onion-encrypted payments through the network.
  • Updating advertised fee schedules.
  • Automatic channel management (autopilot).

Lightning Network Specification Compliance

lnd doesn't yet fully conform to the Lightning Network specification (BOLTs). BOLT stands for: Basic of Lightning Technologies. The specifications are currently being drafted by several groups of implementers based around the world including the developers of lnd. The set of specification documents as well as our implementation of the specification are still a work-in-progress. With that said, lnd the current status of lnd's BOLT compliance is:

  • BOLT 1: Base Protocol
  • BOLT 2: Peer Protocol for Channel Management
    • lnd has not yet integrated full channel re-transmission upon reconnection
  • BOLT 3: Bitcoin Transaction and Script Formats
  • BOLT 4: Onion Routing Protocol
  • BOLT 5: Recommendations for On-chain Transaction Handling
  • BOLT 7: P2P Node and Channel Discovery
  • BOLT 8: Encrypted and Authenticated Transport

Developer Resources

The daemon has been designed to be as developer friendly as possible in order to facilitate application development on top of lnd. Two primary RPC interfaces are exported: an HTTP REST API, and a gRPC service. The exported API's are not yet stable, so be warned: they may change drastically in the near future.

An automatically generated set of documentation for the RPC APIs can be found at api.lightning.community. A set of developer resources including talks, articles, and example applications can be found at: dev.lightning.community.

Finally, we also have an active Slack where protocol developers, application developers, testers and users gather to discuss various aspects of lnd and also Lightning in general.

Installation

In order to build from source, please see the installation instructions.

IRC

  • irc.freenode.net
  • channel #lnd
  • webchat

Further reading