Add Selector to retrieval params

go.mod

@@ -36,7 +36,7 @@ require (
 	github.com/libp2p/go-libp2p-core v0.3.0
 	github.com/multiformats/go-multihash v0.0.13
 	github.com/stretchr/testify v1.4.0
-	github.com/whyrusleeping/cbor-gen v0.0.0-20200206220010-03c9665e2a66
+	github.com/whyrusleeping/cbor-gen v0.0.0-20200402171437-3d27c146c105
 	golang.org/x/net v0.0.0-20190724013045-ca1201d0de80
 	golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543
 )

go.sum

@@ -547,6 +547,8 @@ github.com/whyrusleeping/cbor-gen v0.0.0-20200123233031-1cdf64d27158 h1:WXhVOwj2
 github.com/whyrusleeping/cbor-gen v0.0.0-20200123233031-1cdf64d27158/go.mod h1:Xj/M2wWU+QdTdRbu/L/1dIZY8/Wb2K9pAhtroQuxJJI=
 github.com/whyrusleeping/cbor-gen v0.0.0-20200206220010-03c9665e2a66 h1:LolR9FiEfQNn5U031bAhn/46po2JgWHKadYbcWFIJ+0=
 github.com/whyrusleeping/cbor-gen v0.0.0-20200206220010-03c9665e2a66/go.mod h1:Xj/M2wWU+QdTdRbu/L/1dIZY8/Wb2K9pAhtroQuxJJI=
+github.com/whyrusleeping/cbor-gen v0.0.0-20200402171437-3d27c146c105 h1:Sh6UG5dW5xW8Ek2CtRGq4ipdEvvx9hOyBJjEGyTYDl0=
+github.com/whyrusleeping/cbor-gen v0.0.0-20200402171437-3d27c146c105/go.mod h1:Xj/M2wWU+QdTdRbu/L/1dIZY8/Wb2K9pAhtroQuxJJI=
 github.com/whyrusleeping/chunker v0.0.0-20181014151217-fe64bd25879f h1:jQa4QT2UP9WYv2nzyawpKMOCl+Z/jW7djv2/J50lj9E=
 github.com/whyrusleeping/chunker v0.0.0-20181014151217-fe64bd25879f/go.mod h1:p9UJB6dDgdPgMJZs7UjUOdulKyRr9fqkS+6JKAInPy8=
 github.com/whyrusleeping/go-keyspace v0.0.0-20160322163242-5b898ac5add1 h1:EKhdznlJHPMoKr0XTrX+IlJs1LH3lyx2nfr1dOlZ79k=

retrievalmarket/impl/clientstates/client_states_test.go

@@ -501,11 +501,8 @@ func makeDealState(status retrievalmarket.DealStatus) *retrievalmarket.ClientDea
 		FundsSpent:       defaultFundsSpent,
 		PaymentRequested: defaultPaymentRequested,
 		DealProposal: retrievalmarket.DealProposal{
-			ID: retrievalmarket.DealID(10),
-			Params: retrievalmarket.Params{
-				PricePerByte:            defaultPricePerByte,
-				PaymentIntervalIncrease: defaultIntervalIncrease,
-			},
+			ID:     retrievalmarket.DealID(10),
+			Params: retrievalmarket.NewParamsV0(defaultPricePerByte, 0, defaultIntervalIncrease),
 		},
 	}
 }

retrievalmarket/impl/integration_test.go

@@ -285,11 +285,7 @@ CurrentInterval: %d
 			require.NoError(t, err)
 			require.Equal(t, retrievalmarket.QueryResponseAvailable, resp.Status)
 
-			rmParams := retrievalmarket.Params{
-				PricePerByte:            pricePerByte,
-				PaymentInterval:         paymentInterval,
-				PaymentIntervalIncrease: paymentIntervalIncrease,
-			}
+			rmParams := retrievalmarket.NewParamsV0(pricePerByte, paymentInterval, paymentIntervalIncrease)
 
 			// *** Retrieve the piece
 			did, err := client.Retrieve(bgCtx, payloadCID, rmParams, expectedTotal, retrievalPeer.ID, clientPaymentChannel, retrievalPeer.Address)

retrievalmarket/impl/providerstates/provider_states_test.go

@@ -47,11 +47,7 @@ func TestReceiveDeal(t *testing.T) {
 	proposal := retrievalmarket.DealProposal{
 		ID:         retrievalmarket.DealID(10),
 		PayloadCID: expectedPiece,
-		Params: retrievalmarket.Params{
-			PricePerByte:            defaultPricePerByte,
-			PaymentInterval:         defaultCurrentInterval,
-			PaymentIntervalIncrease: defaultIntervalIncrease,
-		},
+		Params:     retrievalmarket.NewParamsV0(defaultPricePerByte, defaultCurrentInterval, defaultIntervalIncrease),
 	}
 
 	blankDealState := func() *retrievalmarket.ProviderDealState {
@@ -465,12 +461,8 @@ func makeDealState(status retrievalmarket.DealStatus) *retrievalmarket.ProviderD
 		CurrentInterval: defaultCurrentInterval,
 		FundsReceived:   defaultFundsReceived,
 		DealProposal: retrievalmarket.DealProposal{
-			ID: dealID,
-			Params: retrievalmarket.Params{
-				PricePerByte:            defaultPricePerByte,
-				PaymentInterval:         defaultCurrentInterval,
-				PaymentIntervalIncrease: defaultIntervalIncrease,
-			},
+			ID:     dealID,
+			Params: retrievalmarket.NewParamsV0(defaultPricePerByte, defaultCurrentInterval, defaultIntervalIncrease),
 		},
 	}
 }

retrievalmarket/types.go

@@ -1,6 +1,7 @@
 package retrievalmarket
 
 import (
+	"bytes"
 	"context"
 	"errors"
 	"fmt"
@@ -11,7 +12,10 @@ import (
 	"github.com/filecoin-project/specs-actors/actors/abi/big"
 	"github.com/filecoin-project/specs-actors/actors/builtin/paych"
 	"github.com/ipfs/go-cid"
+	"github.com/ipld/go-ipld-prime"
+	"github.com/ipld/go-ipld-prime/encoding/dagcbor"
 	"github.com/libp2p/go-libp2p-core/peer"
+	cbg "github.com/whyrusleeping/cbor-gen"
 
 	"github.com/filecoin-project/go-fil-markets/shared"
 )
@@ -520,7 +524,7 @@ func IsTerminalStatus(status DealStatus) bool {
 
 // Params are the parameters requested for a retrieval deal proposal
 type Params struct {
-	//Selector                ipld.Node // V1
+	Selector                *cbg.Deferred // V1
 	PricePerByte            abi.TokenAmount
 	PaymentInterval         uint64 // when to request payment
 	PaymentIntervalIncrease uint64 //
@@ -535,6 +539,22 @@ func NewParamsV0(pricePerByte abi.TokenAmount, paymentInterval uint64, paymentIn
 	}
 }
 
+// NewParamsV1 generates parameters for a retrieval deal, including a selector
+func NewParamsV1(pricePerByte abi.TokenAmount, paymentInterval uint64, paymentIntervalIncrease uint64, sel ipld.Node) Params {
+	var buffer bytes.Buffer
+	err := dagcbor.Encoder(sel, &buffer)
+	if err != nil {
+		return Params{}
+	}
+
+	return Params{
+		Selector:                &cbg.Deferred{Raw: buffer.Bytes()},
+		PricePerByte:            pricePerByte,
+		PaymentInterval:         paymentInterval,
+		PaymentIntervalIncrease: paymentIntervalIncrease,
+	}
+}
+
 // DealID is an identifier for a retrieval deal (unique to a client)
 type DealID uint64
 

retrievalmarket/types_test.go

@@ -0,0 +1,35 @@
+package retrievalmarket_test
+
+import (
+	"bytes"
+	"testing"
+
+	"github.com/filecoin-project/specs-actors/actors/abi"
+	"github.com/ipld/go-ipld-prime/encoding/dagcbor"
+	ipldfree "github.com/ipld/go-ipld-prime/impl/free"
+	"github.com/ipld/go-ipld-prime/traversal/selector"
+	"github.com/ipld/go-ipld-prime/traversal/selector/builder"
+	"github.com/stretchr/testify/assert"
+
+	"github.com/filecoin-project/go-fil-markets/retrievalmarket"
+)
+
+func TestParamsMarshalUnmarshal(t *testing.T) {
+	ssb := builder.NewSelectorSpecBuilder(ipldfree.NodeBuilder())
+	node := ssb.ExploreRecursive(selector.RecursionLimitNone(), ssb.ExploreAll(ssb.ExploreRecursiveEdge())).Node()
+	params := retrievalmarket.NewParamsV1(abi.NewTokenAmount(123), 456, 789, node)
+
+	buf := new(bytes.Buffer)
+	err := params.MarshalCBOR(buf)
+	assert.NoError(t, err)
+
+	unmarshalled := &retrievalmarket.Params{}
+	err = unmarshalled.UnmarshalCBOR(buf)
+	assert.NoError(t, err)
+
+	assert.Equal(t, params, *unmarshalled)
+
+	sel, err := dagcbor.Decoder(ipldfree.NodeBuilder(), bytes.NewBuffer(unmarshalled.Selector.Raw))
+	assert.NoError(t, err)
+	assert.Equal(t, sel, node)
+}

shared_testutil/test_types.go

@@ -82,11 +82,7 @@ func MakeTestDealProposal() retrievalmarket.DealProposal {
 	return retrievalmarket.DealProposal{
 		PayloadCID: cid,
 		ID:         retrievalmarket.DealID(rand.Uint64()),
-		Params: retrievalmarket.Params{
-			PricePerByte:            MakeTestTokenAmount(),
-			PaymentInterval:         rand.Uint64(),
-			PaymentIntervalIncrease: rand.Uint64(),
-		},
+		Params:     retrievalmarket.NewParamsV0(MakeTestTokenAmount(), rand.Uint64(), rand.Uint64()),
 	}
 }