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rpc: re-implement QueryRoute as QueryRoutes

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This commit is contained in:
Olaoluwa Osuntokun 2017-03-20 19:05:37 -07:00
parent dabaf9da70
commit 47c065b72c
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GPG Key ID: 9CC5B105D03521A2
2 changed files with 16 additions and 7 deletions
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1
lnd_test.go
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@ -2123,6 +2123,7 @@ var testsCases = []*testCase{
name: "multi-hop htlc error propagation",
test: testHtlcErrorPropagation,
},
// TODO(roasbeef): multi-path integration test
{
// TODO(roasbeef): test always needs to be last as Bob's state
// is borked since we trick him into attempting to cheat Alice?

22
rpcserver.go
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@ -1529,7 +1529,7 @@ func (r *rpcServer) GetNodeInfo(_ context.Context, in *lnrpc.NodeInfoRequest) (*
}, nil
}
// QueryRoute attempts to query the daemons' Channel Router for a possible
// QueryRoutes attempts to query the daemons' Channel Router for a possible
// route to a target destination capable of carrying a specific amount of
// satoshis within the route's flow. The retuned route contains the full
// details required to craft and send an HTLC, also including the necessary
@ -1538,7 +1538,9 @@ func (r *rpcServer) GetNodeInfo(_ context.Context, in *lnrpc.NodeInfoRequest) (*
//
// TODO(roasbeef): should return a slice of routes in reality
// * create separate PR to send based on well formatted route
func (r *rpcServer) QueryRoute(_ context.Context, in *lnrpc.RouteRequest) (*lnrpc.Route, error) {
func (r *rpcServer) QueryRoutes(_ context.Context,
in *lnrpc.QueryRoutesRequest) (*lnrpc.QueryRoutesResponse, error) {
// First parse the hex-encdoed public key into a full public key objet
// we can properly manipulate.
pubKeyBytes, err := hex.DecodeString(in.PubKey)
@ -1553,16 +1555,22 @@ func (r *rpcServer) QueryRoute(_ context.Context, in *lnrpc.RouteRequest) (*lnrp
// Query the channel router for a possible path to the destination that
// can carry `in.Amt` satoshis _including_ the total fee required on
// the route.
route, err := r.server.chanRouter.FindRoute(pubKey,
routes, err := r.server.chanRouter.FindRoutes(pubKey,
btcutil.Amount(in.Amt))
if err != nil {
return nil, err
}
// If a route exists within the network that is able to support our
// request, then we'll convert the result into the format required by
// the RPC system.
return marshalRoute(route), nil
// For each valid route, we'll convert the result into the format
// required by the RPC system.
routeResp := &lnrpc.QueryRoutesResponse{
Routes: make([]*lnrpc.Route, len(routes)),
}
for i, route := range routes {
routeResp.Routes[i] = marshalRoute(route)
}
return routeResp, nil
}
func marshalRoute(route *routing.Route) *lnrpc.Route {