swapserverrpc: add module for server protos

Makefile

@@ -75,6 +75,7 @@ install:
 
 rpc:
 	@$(call print, "Compiling protos.")
+	cd ./swapserverrpc; ./gen_protos_docker.sh
 	cd ./looprpc; ./gen_protos_docker.sh
 
 rpc-check: rpc
@@ -85,6 +86,9 @@ rpc-js-compile:
 	@$(call print, "Compiling JSON/WASM stubs.")
 	GOOS=js GOARCH=wasm $(GOBUILD) $(PKG)/looprpc
 
+rpc-format:
+	cd ./looprpc; find . -name "*.proto" | xargs clang-format --style=file -i
+	cd ./swapserverrpc; find . -name "*.proto" | xargs clang-format --style=file -i
 
 clean:
 	@$(call print, "Cleaning up.")

cmd/loop/utils.go

@@ -4,16 +4,16 @@ import (
 	"encoding/json"
 	"fmt"
 
-	"github.com/lightninglabs/loop/looprpc"
+	"github.com/lightninglabs/loop/swapserverrpc"
 	"github.com/urfave/cli"
 )
 
 // validateRouteHints ensures that the Private flag isn't set along with
 // the RouteHints flag. We don't allow both options to be set as these options
 // are alternatives to each other. Private autogenerates hopHints while
 // RouteHints are manually passed.
-func validateRouteHints(ctx *cli.Context) ([]*looprpc.RouteHint, error) {
-	var hints []*looprpc.RouteHint
+func validateRouteHints(ctx *cli.Context) ([]*swapserverrpc.RouteHint, error) {
+	var hints []*swapserverrpc.RouteHint
 
 	if ctx.IsSet(routeHintsFlag.Name) {
 		if ctx.IsSet(privateFlag.Name) {

go.mod

@@ -11,6 +11,7 @@ require (
 	github.com/jessevdk/go-flags v1.4.0
 	github.com/lightninglabs/aperture v0.1.6-beta
 	github.com/lightninglabs/lndclient v0.14.0-5
+	github.com/lightninglabs/loop/swapserverrpc v1.0.0
 	github.com/lightninglabs/protobuf-hex-display v1.4.3-hex-display
 	github.com/lightningnetwork/lnd v0.14.1-beta
 	github.com/lightningnetwork/lnd/cert v1.1.0
@@ -28,3 +29,5 @@ require (
 )
 
 go 1.15
+
+replace github.com/lightninglabs/loop/swapserverrpc => ./swapserverrpc

loopd/swapclient_server.go

@@ -19,6 +19,7 @@ import (
 	"github.com/lightninglabs/loop/loopdb"
 	"github.com/lightninglabs/loop/looprpc"
 	"github.com/lightninglabs/loop/swap"
+	"github.com/lightninglabs/loop/swapserverrpc"
 	"github.com/lightningnetwork/lnd/lntypes"
 	"github.com/lightningnetwork/lnd/lnwallet/chainfee"
 	"github.com/lightningnetwork/lnd/lnwire"
@@ -525,7 +526,7 @@ func (s *swapClientServer) GetLoopInQuote(ctx context.Context,
 }
 
 // unmarshallRouteHints unmarshalls a list of route hints.
-func unmarshallRouteHints(rpcRouteHints []*looprpc.RouteHint) (
+func unmarshallRouteHints(rpcRouteHints []*swapserverrpc.RouteHint) (
 	[][]zpay32.HopHint, error) {
 
 	routeHints := make([][]zpay32.HopHint, 0, len(rpcRouteHints))
@@ -548,7 +549,7 @@ func unmarshallRouteHints(rpcRouteHints []*looprpc.RouteHint) (
 }
 
 // unmarshallHopHint unmarshalls a single hop hint.
-func unmarshallHopHint(rpcHint *looprpc.HopHint) (zpay32.HopHint, error) {
+func unmarshallHopHint(rpcHint *swapserverrpc.HopHint) (zpay32.HopHint, error) {
 	pubBytes, err := hex.DecodeString(rpcHint.NodeId)
 	if err != nil {
 		return zpay32.HopHint{}, err

loopdb/protocol_version.go

@@ -3,7 +3,7 @@ package loopdb
 import (
 	"math"
 
-	"github.com/lightninglabs/loop/looprpc"
+	"github.com/lightninglabs/loop/swapserverrpc"
 )
 
 // ProtocolVersion represents the protocol version (declared on rpc level) that
@@ -53,7 +53,7 @@ const (
 
 	// CurrentRPCProtocolVersion defines the version of the RPC protocol
 	// that is currently supported by the loop client.
-	CurrentRPCProtocolVersion = looprpc.ProtocolVersion_PROBE
+	CurrentRPCProtocolVersion = swapserverrpc.ProtocolVersion_PROBE
 
 	// CurrentInternalProtocolVersion defines the RPC current protocol in
 	// the internal representation.

loopdb/protocol_version_test.go

@@ -3,7 +3,7 @@ package loopdb
 import (
 	"testing"
 
-	"github.com/lightninglabs/loop/looprpc"
+	"github.com/lightninglabs/loop/swapserverrpc"
 	"github.com/stretchr/testify/require"
 )
 
@@ -25,16 +25,16 @@ func TestProtocolVersionSanity(t *testing.T) {
 		ProtocolVersionProbe,
 	}
 
-	rpcVersions := [...]looprpc.ProtocolVersion{
-		looprpc.ProtocolVersion_LEGACY,
-		looprpc.ProtocolVersion_MULTI_LOOP_OUT,
-		looprpc.ProtocolVersion_NATIVE_SEGWIT_LOOP_IN,
-		looprpc.ProtocolVersion_PREIMAGE_PUSH_LOOP_OUT,
-		looprpc.ProtocolVersion_USER_EXPIRY_LOOP_OUT,
-		looprpc.ProtocolVersion_HTLC_V2,
-		looprpc.ProtocolVersion_MULTI_LOOP_IN,
-		looprpc.ProtocolVersion_LOOP_OUT_CANCEL,
-		looprpc.ProtocolVersion_PROBE,
+	rpcVersions := [...]swapserverrpc.ProtocolVersion{
+		swapserverrpc.ProtocolVersion_LEGACY,
+		swapserverrpc.ProtocolVersion_MULTI_LOOP_OUT,
+		swapserverrpc.ProtocolVersion_NATIVE_SEGWIT_LOOP_IN,
+		swapserverrpc.ProtocolVersion_PREIMAGE_PUSH_LOOP_OUT,
+		swapserverrpc.ProtocolVersion_USER_EXPIRY_LOOP_OUT,
+		swapserverrpc.ProtocolVersion_HTLC_V2,
+		swapserverrpc.ProtocolVersion_MULTI_LOOP_IN,
+		swapserverrpc.ProtocolVersion_LOOP_OUT_CANCEL,
+		swapserverrpc.ProtocolVersion_PROBE,
 	}
 
 	require.Equal(t, len(versions), len(rpcVersions))

looprpc/.clang-format

@@ -4,4 +4,4 @@ BasedOnStyle: Google
 IndentWidth: 4
 AllowShortFunctionsOnASingleLine: None
 SpaceBeforeParens: Always
-CompactNamespaces: false
+CompactNamespaces: false