Commit Graph

27 Commits

Author SHA1 Message Date
Joost Jager
fb57255b5c
routerrpc: add mc probability query rpc
Probabilities are no longer returned for querymc calls. To still provide
some insight into the mission control internals, this commit adds a new
rpc that calculates a success probability estimate for a specific node
pair and amount.
2019-10-29 12:32:19 +01:00
Wilmer Paulino
cbf7e4886a
multi: extend QueryRoutes RPC with CLTV limit field 2019-10-11 18:07:39 -04:00
Wilmer Paulino
0fc401de19
routing+routerrpc: take max cltv limit into account within path finding
With the introduction of the max CLTV limit parameter, nodes are able to
reject HTLCs that exceed it. This should also be applied to path
finding, otherwise HTLCs crafted by the same node that exceed it never
left the switch. This wasn't a big deal since the previous max CLTV
limit was ~5000 blocks. Once it was lowered to 1008, the issue became
more apparent. Therefore, all of our path finding attempts now have a
restriction of said limit in in order to properly carry out HTLCs to the
network.
2019-10-11 18:04:49 -04:00
Conner Fromknecht
acc5104f53
lnrpc+routerrpc: disable custom tlv records via rpc
In order to prevent future unforeseen issues, we are temporarily
disabling the ability to send custom tlv records to the receiver of a
payment. Currently the receiver does not process or expose these
additional fields via rpc or internally, so they are being disabled
until the end-to-end flow is finished and fully validated.
2019-10-03 15:55:45 -07:00
Lars Lehtonen
8194d260ff
lnrpc: stdlib context 2019-09-28 16:06:34 -07:00
Joost Jager
99a920f2a3
routerrpc: report route success probability
The intention of adding this field is to make probability based path
finding more transparent and help understand why a route is returned.
2019-09-05 08:35:04 +02:00
Olaoluwa Osuntokun
763cb6c09d
lnrpc+lnrpc/routerrpc: add a new TLV record field to the Hop proto
In this commit, we add a new field to the Hop proto to allow callers to
be able to specify TLV records for the SendToRoute call, and also to be
able to display TLV records that were used during regular path finding.

We also update SendPayment to support dest TLV records.
2019-08-22 18:53:03 -07:00
Joost Jager
f1769c8c8c
routing: convert to node pair based
Previously mission control tracked failures on a per node, per channel basis.
This commit changes this to tracking on the level of directed node pairs. The goal
of moving to this coarser-grained level is to reduce the number of required
payment attempts without compromising payment reliability.
2019-08-13 19:21:37 +02:00
Joost Jager
6ee2c04190
lnrpc/routerrpc: use vertex constructor 2019-08-13 18:45:10 +02:00
Joost Jager
5c52efc0eb
lnrpc/routerrpc: fix line wrap 2019-08-13 18:45:04 +02:00
Joost Jager
7e7b620355
routing: persist mission control data 2019-07-31 08:44:00 +02:00
Joost Jager
fc337cd34f
routing+routerrpc+lnrpc: add option to use mc in queryroutes
A boolean flag is added to the QueryRoutes rpc that allows feeding
mission control probabilities into path finding.
2019-07-18 15:49:29 +02:00
Joost Jager
7f4c42847c
lnrpc/routerrpc: create mission control interface 2019-07-18 15:49:27 +02:00
Joost Jager
34b264a3d8
routing: create PathFindingConfig for global parameters 2019-07-18 15:49:25 +02:00
Joost Jager
1e79ddc9bc
routerrpc: accept route hints for SendPayment rpc 2019-07-04 09:27:18 +02:00
Joost Jager
f03533c67a
routerrpc: convert sendpayment to async
Modify the routerrpc SendPayment api to asynchronous. This allows
callers to pick up a payment after the rpc connection was lost or lnd
was restarted.
2019-06-05 12:41:53 +02:00
Joost Jager
eb700d35e1
routerrpc: extend payment request parameters
Add missing parameters to routerrpc version of SendPayment.
2019-06-05 12:41:45 +02:00
Joost Jager
7133f37bb8
routing: global probability based mission control
Previously every payment had its own local mission control state which
was in effect only for that payment. In this commit most of the local
state is removed and payments all tap into the global mission control
probability estimator.

Furthermore the decay time of pruned edges and nodes is extended, so
that observations about the network can better benefit future payment
processes.

Last, the probability function is transformed from a binary output to a
gradual curve, allowing for a better trade off between candidate routes.
2019-06-04 10:00:25 +02:00
Joost Jager
6b70791c2d
routing: use probability source in path finding
This PR replaces the previously used edge and node ignore lists in path
finding by a probability based system. It modifies path finding so that
it not only compares routes on fee and time lock, but also takes route
success probability into account.

Allowing routes to be compared based on success probability is achieved
by introducing a 'virtual' cost of a payment attempt and using that to
translate probability into another cost factor.
2019-06-04 10:00:21 +02:00
Joost Jager
68f2a04f42
routerrpc: expose mission control reset rpc 2019-06-04 10:00:17 +02:00
Johan T. Halseth
15bed506b1
routing/route+multi: remove redundant TotalFees field
Instead get it on demand using method TotalFees().
2019-05-16 23:58:32 +02:00
Joost Jager
b2eb2619bf
routerrpc: connect UnmarshallRoute to existing config fields 2019-05-15 11:54:46 +02:00
Joost Jager
0b66d56aab
routerrpc: move UnmarshallRoute to sub server 2019-05-13 12:55:56 +02:00
Joost Jager
7a5bd29a69
lnrpc+routing: remove k shortest path finding 2019-05-07 19:54:06 +02:00
Johan T. Halseth
ee257fd0eb
multi: move Route to sub-pkg routing/route 2019-04-29 14:52:33 +02:00
Olaoluwa Osuntokun
a24eeb9135
lnrpc/routerrpc: style fix ups 2019-03-12 21:20:21 -07:00
Joost Jager
293971cd03
routerrpc: move query routes into sub server
This commit moves the query routes backend logic from the main
rpc server into the sub server. It is another step towards splitting up
the main rpc server code.

In addition to this, a unit test is added to verify rpc parameter
parsing.
2019-03-11 09:56:16 +01:00