From 42dec50245c68086ba12300e491964bbc53e7833 Mon Sep 17 00:00:00 2001
From: Wondertan <hlibwondertan@gmail.com>
Date: Tue, 20 Apr 2021 19:16:57 +0300
Subject: [PATCH 1/5] feat(state): stop returning PartSet from MakeBlock

---
 blockchain/v0/reactor_test.go |  2 +-
 blockchain/v2/reactor_test.go |  2 +-
 consensus/byzantine_test.go   |  8 ++++++--
 consensus/common_test.go      |  4 ++--
 consensus/replay_test.go      | 14 +++++++-------
 consensus/state.go            |  8 ++++----
 consensus/state_test.go       |  4 ++--
 evidence/pool_test.go         |  2 +-
 node/node_test.go             | 10 +++-------
 state/execution.go            |  2 +-
 state/execution_test.go       |  2 +-
 state/helpers_test.go         |  4 ++--
 state/state.go                |  4 ++--
 state/validation_test.go      | 10 +++++-----
 store/store_test.go           |  2 +-
 15 files changed, 39 insertions(+), 39 deletions(-)

diff --git a/blockchain/v0/reactor_test.go b/blockchain/v0/reactor_test.go
index ffa842cc33..df0f9c4f8f 100644
--- a/blockchain/v0/reactor_test.go
+++ b/blockchain/v0/reactor_test.go
@@ -293,7 +293,7 @@ func makeTxs(height int64) (txs []types.Tx) {
 }
 
 func makeBlock(height int64, state sm.State, lastCommit *types.Commit) *types.Block {
-	block, _ := state.MakeBlock(height, makeTxs(height), nil,
+	block := state.MakeBlock(height, makeTxs(height), nil,
 		nil, types.Messages{}, lastCommit, state.Validators.GetProposer().Address)
 	return block
 }
diff --git a/blockchain/v2/reactor_test.go b/blockchain/v2/reactor_test.go
index 187b38b9d4..ff6d82550d 100644
--- a/blockchain/v2/reactor_test.go
+++ b/blockchain/v2/reactor_test.go
@@ -467,7 +467,7 @@ func makeTxs(height int64) (txs []types.Tx) {
 }
 
 func makeBlock(height int64, state sm.State, lastCommit *types.Commit) *types.Block {
-	block, _ := state.MakeBlock(height, makeTxs(height), nil,
+	block := state.MakeBlock(height, makeTxs(height), nil,
 		nil, types.Messages{}, lastCommit, state.Validators.GetProposer().Address)
 	return block
 }
diff --git a/consensus/byzantine_test.go b/consensus/byzantine_test.go
index 336275b0d3..904efaee74 100644
--- a/consensus/byzantine_test.go
+++ b/consensus/byzantine_test.go
@@ -373,7 +373,9 @@ func byzantineDecideProposalFunc(t *testing.T, height int64, round int32, cs *St
 	// Avoid sending on internalMsgQueue and running consensus state.
 
 	// Create a new proposal block from state/txs from the mempool.
-	block1, blockParts1 := cs.createProposalBlock()
+	block1 := cs.createProposalBlock()
+	blockParts1 := block1.MakePartSet(types.BlockPartSizeBytes)
+
 	polRound, propBlockID := cs.ValidRound, types.BlockID{Hash: block1.Hash(), PartSetHeader: blockParts1.Header()}
 	proposal1 := types.NewProposal(height, round, polRound, propBlockID, &block1.DataAvailabilityHeader)
 	p1, err := proposal1.ToProto()
@@ -388,7 +390,9 @@ func byzantineDecideProposalFunc(t *testing.T, height int64, round int32, cs *St
 	deliverTxsRange(cs, 0, 1)
 
 	// Create a new proposal block from state/txs from the mempool.
-	block2, blockParts2 := cs.createProposalBlock()
+	block2 := cs.createProposalBlock()
+	blockParts2 := block2.MakePartSet(types.BlockPartSizeBytes)
+
 	polRound, propBlockID = cs.ValidRound, types.BlockID{Hash: block2.Hash(), PartSetHeader: blockParts2.Header()}
 	proposal2 := types.NewProposal(height, round, polRound, propBlockID, &block2.DataAvailabilityHeader)
 	p2, err := proposal2.ToProto()
diff --git a/consensus/common_test.go b/consensus/common_test.go
index b70dcf7fd3..d48204c8ed 100644
--- a/consensus/common_test.go
+++ b/consensus/common_test.go
@@ -191,7 +191,7 @@ func decideProposal(
 	round int32,
 ) (proposal *types.Proposal, block *types.Block) {
 	cs1.mtx.Lock()
-	block, blockParts := cs1.createProposalBlock()
+	block = cs1.createProposalBlock()
 	validRound := cs1.ValidRound
 	chainID := cs1.state.ChainID
 	cs1.mtx.Unlock()
@@ -200,7 +200,7 @@ func decideProposal(
 	}
 
 	// Make proposal
-	polRound, propBlockID := validRound, types.BlockID{Hash: block.Hash(), PartSetHeader: blockParts.Header()}
+	polRound, propBlockID := validRound, types.BlockID{Hash: block.Hash()}
 	proposal = types.NewProposal(height, round, polRound, propBlockID, &block.DataAvailabilityHeader)
 	p, err := proposal.ToProto()
 	if err != nil {
diff --git a/consensus/replay_test.go b/consensus/replay_test.go
index 6a45456491..a999cca5ba 100644
--- a/consensus/replay_test.go
+++ b/consensus/replay_test.go
@@ -364,7 +364,7 @@ func TestSimulateValidatorsChange(t *testing.T) {
 	newValidatorTx1 := kvstore.MakeValSetChangeTx(valPubKey1ABCI, testMinPower)
 	err = assertMempool(css[0].txNotifier).CheckTx(newValidatorTx1, nil, mempl.TxInfo{})
 	assert.Nil(t, err)
-	propBlock, _ := css[0].createProposalBlock() // changeProposer(t, cs1, vs2)
+	propBlock := css[0].createProposalBlock() // changeProposer(t, cs1, vs2)
 	propBlockParts := propBlock.MakePartSet(partSize)
 	blockID := types.BlockID{Hash: propBlock.Hash(), PartSetHeader: propBlockParts.Header()}
 
@@ -395,7 +395,7 @@ func TestSimulateValidatorsChange(t *testing.T) {
 	updateValidatorTx1 := kvstore.MakeValSetChangeTx(updatePubKey1ABCI, 25)
 	err = assertMempool(css[0].txNotifier).CheckTx(updateValidatorTx1, nil, mempl.TxInfo{})
 	assert.Nil(t, err)
-	propBlock, _ = css[0].createProposalBlock() // changeProposer(t, cs1, vs2)
+	propBlock = css[0].createProposalBlock() // changeProposer(t, cs1, vs2)
 	propBlockParts = propBlock.MakePartSet(partSize)
 	blockID = types.BlockID{Hash: propBlock.Hash(), PartSetHeader: propBlockParts.Header()}
 
@@ -433,7 +433,7 @@ func TestSimulateValidatorsChange(t *testing.T) {
 	newValidatorTx3 := kvstore.MakeValSetChangeTx(newVal3ABCI, testMinPower)
 	err = assertMempool(css[0].txNotifier).CheckTx(newValidatorTx3, nil, mempl.TxInfo{})
 	assert.Nil(t, err)
-	propBlock, _ = css[0].createProposalBlock() // changeProposer(t, cs1, vs2)
+	propBlock = css[0].createProposalBlock() // changeProposer(t, cs1, vs2)
 	propBlockParts = propBlock.MakePartSet(partSize)
 	blockID = types.BlockID{Hash: propBlock.Hash(), PartSetHeader: propBlockParts.Header()}
 	newVss := make([]*validatorStub, nVals+1)
@@ -509,7 +509,7 @@ func TestSimulateValidatorsChange(t *testing.T) {
 	removeValidatorTx3 := kvstore.MakeValSetChangeTx(newVal3ABCI, 0)
 	err = assertMempool(css[0].txNotifier).CheckTx(removeValidatorTx3, nil, mempl.TxInfo{})
 	assert.Nil(t, err)
-	propBlock, _ = css[0].createProposalBlock() // changeProposer(t, cs1, vs2)
+	propBlock = css[0].createProposalBlock() // changeProposer(t, cs1, vs2)
 	propBlockParts = propBlock.MakePartSet(partSize)
 	blockID = types.BlockID{Hash: propBlock.Hash(), PartSetHeader: propBlockParts.Header()}
 	newVss = make([]*validatorStub, nVals+3)
@@ -965,11 +965,11 @@ func makeBlocks(n int, state *sm.State, privVal types.PrivValidator) []*types.Bl
 	for i := 0; i < n; i++ {
 		height := int64(i + 1)
 
-		block, parts := makeBlock(*state, prevBlock, prevBlockMeta, privVal, height)
+		block := makeBlock(*state, prevBlock, prevBlockMeta, privVal, height)
 		blocks = append(blocks, block)
 
 		prevBlock = block
-		prevBlockMeta = types.NewBlockMeta(block, parts)
+		prevBlockMeta = types.NewBlockMeta(block, nil)
 
 		// update state
 		state.AppHash = []byte{appHeight}
@@ -981,7 +981,7 @@ func makeBlocks(n int, state *sm.State, privVal types.PrivValidator) []*types.Bl
 }
 
 func makeBlock(state sm.State, lastBlock *types.Block, lastBlockMeta *types.BlockMeta,
-	privVal types.PrivValidator, height int64) (*types.Block, *types.PartSet) {
+	privVal types.PrivValidator, height int64) *types.Block {
 
 	lastCommit := types.NewCommit(height-1, 0, types.BlockID{}, nil)
 	if height > 1 {
diff --git a/consensus/state.go b/consensus/state.go
index f491887e4e..0a34878e35 100644
--- a/consensus/state.go
+++ b/consensus/state.go
@@ -1073,7 +1073,7 @@ func (cs *State) defaultDecideProposal(height int64, round int32) {
 		block, blockParts = cs.ValidBlock, cs.ValidBlockParts
 	} else {
 		// Create a new proposal block from state/txs from the mempool.
-		block, blockParts = cs.createProposalBlock()
+		block = cs.createProposalBlock()
 		if block == nil {
 			return
 		}
@@ -1146,7 +1146,7 @@ func (cs *State) isProposalComplete() bool {
 //
 // NOTE: keep it side-effect free for clarity.
 // CONTRACT: cs.privValidator is not nil.
-func (cs *State) createProposalBlock() (block *types.Block, blockParts *types.PartSet) {
+func (cs *State) createProposalBlock() *types.Block {
 	if cs.privValidator == nil {
 		panic("entered createProposalBlock with privValidator being nil")
 	}
@@ -1162,14 +1162,14 @@ func (cs *State) createProposalBlock() (block *types.Block, blockParts *types.Pa
 		commit = cs.LastCommit.MakeCommit()
 	default: // This shouldn't happen.
 		cs.Logger.Error("enterPropose: Cannot propose anything: No commit for the previous block")
-		return
+		return nil
 	}
 
 	if cs.privValidatorPubKey == nil {
 		// If this node is a validator & proposer in the current round, it will
 		// miss the opportunity to create a block.
 		cs.Logger.Error(fmt.Sprintf("enterPropose: %v", errPubKeyIsNotSet))
-		return
+		return nil
 	}
 	proposerAddr := cs.privValidatorPubKey.Address()
 
diff --git a/consensus/state_test.go b/consensus/state_test.go
index be5994beb7..a435627ee4 100644
--- a/consensus/state_test.go
+++ b/consensus/state_test.go
@@ -191,7 +191,7 @@ func TestStateBadProposal(t *testing.T) {
 	proposalCh := subscribe(cs1.eventBus, types.EventQueryCompleteProposal)
 	voteCh := subscribe(cs1.eventBus, types.EventQueryVote)
 
-	propBlock, _ := cs1.createProposalBlock() // changeProposer(t, cs1, vs2)
+	propBlock := cs1.createProposalBlock() // changeProposer(t, cs1, vs2)
 
 	// make the second validator the proposer by incrementing round
 	round++
@@ -251,7 +251,7 @@ func TestStateOversizedBlock(t *testing.T) {
 	timeoutProposeCh := subscribe(cs1.eventBus, types.EventQueryTimeoutPropose)
 	voteCh := subscribe(cs1.eventBus, types.EventQueryVote)
 
-	propBlock, _ := cs1.createProposalBlock()
+	propBlock := cs1.createProposalBlock()
 	propBlock.Data.Txs = []types.Tx{tmrand.Bytes(2001)}
 	propBlock.Header.DataHash = propBlock.DataAvailabilityHeader.Hash()
 
diff --git a/evidence/pool_test.go b/evidence/pool_test.go
index 2f8af65eb6..89d2c030da 100644
--- a/evidence/pool_test.go
+++ b/evidence/pool_test.go
@@ -399,7 +399,7 @@ func initializeBlockStore(db dbm.DB, state sm.State, valAddr []byte) *store.Bloc
 
 	for i := int64(1); i <= state.LastBlockHeight; i++ {
 		lastCommit := makeCommit(i-1, valAddr)
-		block, _ := state.MakeBlock(i, []types.Tx{}, nil, nil,
+		block := state.MakeBlock(i, []types.Tx{}, nil, nil,
 			types.Messages{}, lastCommit, state.Validators.GetProposer().Address)
 		block.Header.Time = defaultEvidenceTime.Add(time.Duration(i) * time.Minute)
 		block.Header.Version = tmversion.Consensus{Block: version.BlockProtocol, App: 1}
diff --git a/node/node_test.go b/node/node_test.go
index e29a82aacd..c455b5baf3 100644
--- a/node/node_test.go
+++ b/node/node_test.go
@@ -296,7 +296,7 @@ func TestCreateProposalBlock(t *testing.T) {
 	)
 
 	commit := types.NewCommit(height-1, 0, types.BlockID{}, nil)
-	block, _ := blockExec.CreateProposalBlock(
+	block := blockExec.CreateProposalBlock(
 		height,
 		state, commit,
 		proposerAddr,
@@ -365,7 +365,7 @@ func TestMaxTxsProposalBlockSize(t *testing.T) {
 	)
 
 	commit := types.NewCommit(height-1, 0, types.BlockID{}, nil)
-	block, _ := blockExec.CreateProposalBlock(
+	block := blockExec.CreateProposalBlock(
 		height,
 		state, commit,
 		proposerAddr,
@@ -472,7 +472,7 @@ func TestMaxProposalBlockSize(t *testing.T) {
 		commit.Signatures = append(commit.Signatures, cs)
 	}
 
-	block, partSet := blockExec.CreateProposalBlock(
+	block := blockExec.CreateProposalBlock(
 		math.MaxInt64,
 		state, commit,
 		proposerAddr,
@@ -490,10 +490,6 @@ func TestMaxProposalBlockSize(t *testing.T) {
 	require.Equal(t, int64(pb.LastCommit.Size()), types.MaxCommitBytes(types.MaxVotesCount))
 	// make sure that the block is less than the max possible size
 	assert.LessOrEqual(t, maxBytes, int64(pb.Size()))
-	// because of the proto overhead we expect the part set bytes to be equal or
-	// less than the pb block size
-	assert.LessOrEqual(t, partSet.ByteSize(), int64(pb.Size()))
-
 }
 
 func TestNodeNewNodeCustomReactors(t *testing.T) {
diff --git a/state/execution.go b/state/execution.go
index 2666b3f9c0..df5d05e5ad 100644
--- a/state/execution.go
+++ b/state/execution.go
@@ -96,7 +96,7 @@ func (blockExec *BlockExecutor) CreateProposalBlock(
 	height int64,
 	state State, commit *types.Commit,
 	proposerAddr []byte,
-) (*types.Block, *types.PartSet) {
+) *types.Block {
 
 	maxBytes := state.ConsensusParams.Block.MaxBytes
 	maxGas := state.ConsensusParams.Block.MaxGas
diff --git a/state/execution_test.go b/state/execution_test.go
index b6ea333d14..5c393746fd 100644
--- a/state/execution_test.go
+++ b/state/execution_test.go
@@ -100,7 +100,7 @@ func TestBeginBlockValidators(t *testing.T) {
 		lastCommit := types.NewCommit(1, 0, prevBlockID, tc.lastCommitSigs)
 
 		// block for height 2
-		block, _ := state.MakeBlock(2, makeTxs(2), nil, nil,
+		block := state.MakeBlock(2, makeTxs(2), nil, nil,
 			types.Messages{}, lastCommit, state.Validators.GetProposer().Address)
 
 		_, err = sm.ExecCommitBlock(proxyApp.Consensus(), block, log.TestingLogger(), stateStore, 1)
diff --git a/state/helpers_test.go b/state/helpers_test.go
index 32a3c78cf8..eecc8d450e 100644
--- a/state/helpers_test.go
+++ b/state/helpers_test.go
@@ -54,7 +54,7 @@ func makeAndCommitGoodBlock(
 
 func makeAndApplyGoodBlock(state sm.State, height int64, lastCommit *types.Commit, proposerAddr []byte,
 	blockExec *sm.BlockExecutor, evidence []types.Evidence) (sm.State, types.BlockID, error) {
-	block, _ := state.MakeBlock(
+	block := state.MakeBlock(
 		height,
 		makeTxs(height),
 		evidence,
@@ -140,7 +140,7 @@ func makeState(nVals, height int) (sm.State, dbm.DB, map[string]types.PrivValida
 }
 
 func makeBlock(state sm.State, height int64) *types.Block {
-	block, _ := state.MakeBlock(
+	block := state.MakeBlock(
 		height,
 		makeTxs(state.LastBlockHeight),
 		nil,
diff --git a/state/state.go b/state/state.go
index b3c4858b05..2c33977a2f 100644
--- a/state/state.go
+++ b/state/state.go
@@ -241,7 +241,7 @@ func (state State) MakeBlock(
 	messages types.Messages,
 	commit *types.Commit,
 	proposerAddress []byte,
-) (*types.Block, *types.PartSet) {
+) *types.Block {
 
 	// Build base block with block data.
 	block := types.MakeBlock(height, txs, evidence, intermediateStateRoots, messages, commit)
@@ -263,7 +263,7 @@ func (state State) MakeBlock(
 		proposerAddress,
 	)
 
-	return block, block.MakePartSet(types.BlockPartSizeBytes)
+	return block
 }
 
 // MedianTime computes a median time for a given Commit (based on Timestamp field of votes messages) and the
diff --git a/state/validation_test.go b/state/validation_test.go
index 1aa1853d60..fc5fdf2d46 100644
--- a/state/validation_test.go
+++ b/state/validation_test.go
@@ -84,7 +84,7 @@ func TestValidateBlockHeader(t *testing.T) {
 			Invalid blocks don't pass
 		*/
 		for _, tc := range testCases {
-			block, _ := state.MakeBlock(height, makeTxs(height), nil, nil, types.Messages{}, lastCommit, proposerAddr)
+			block := state.MakeBlock(height, makeTxs(height), nil, nil, types.Messages{}, lastCommit, proposerAddr)
 			tc.malleateBlock(block)
 			err := blockExec.ValidateBlock(state, block)
 			t.Logf("%s: %v", tc.name, err)
@@ -101,7 +101,7 @@ func TestValidateBlockHeader(t *testing.T) {
 	}
 
 	nextHeight := validationTestsStopHeight
-	block, _ := state.MakeBlock(
+	block := state.MakeBlock(
 		nextHeight,
 		makeTxs(nextHeight), nil, nil, types.Messages{},
 		lastCommit,
@@ -153,7 +153,7 @@ func TestValidateBlockCommit(t *testing.T) {
 				state.LastBlockID,
 				[]types.CommitSig{wrongHeightVote.CommitSig()},
 			)
-			block, _ := state.MakeBlock(height, makeTxs(height), nil, nil, types.Messages{}, wrongHeightCommit, proposerAddr)
+			block := state.MakeBlock(height, makeTxs(height), nil, nil, types.Messages{}, wrongHeightCommit, proposerAddr)
 			err = blockExec.ValidateBlock(state, block)
 			_, isErrInvalidCommitHeight := err.(types.ErrInvalidCommitHeight)
 			require.True(t, isErrInvalidCommitHeight, "expected ErrInvalidCommitHeight at height %d but got: %v", height, err)
@@ -161,7 +161,7 @@ func TestValidateBlockCommit(t *testing.T) {
 			/*
 				#2589: test len(block.LastCommit.Signatures) == state.LastValidators.Size()
 			*/
-			block, _ = state.MakeBlock(height, makeTxs(height), nil, nil, types.Messages{}, wrongSigsCommit, proposerAddr)
+			block = state.MakeBlock(height, makeTxs(height), nil, nil, types.Messages{}, wrongSigsCommit, proposerAddr)
 			err = blockExec.ValidateBlock(state, block)
 			_, isErrInvalidCommitSignatures := err.(types.ErrInvalidCommitSignatures)
 			require.True(t, isErrInvalidCommitSignatures,
@@ -270,7 +270,7 @@ func TestValidateBlockEvidence(t *testing.T) {
 				evidence = append(evidence, newEv)
 				currentBytes += int64(len(newEv.Bytes()))
 			}
-			block, _ := state.MakeBlock(height, makeTxs(height), evidence, nil, types.Messages{}, lastCommit, proposerAddr)
+			block := state.MakeBlock(height, makeTxs(height), evidence, nil, types.Messages{}, lastCommit, proposerAddr)
 			err := blockExec.ValidateBlock(state, block)
 			if assert.Error(t, err) {
 				_, ok := err.(*types.ErrEvidenceOverflow)
diff --git a/store/store_test.go b/store/store_test.go
index 1f45a018ec..a792d3f50a 100644
--- a/store/store_test.go
+++ b/store/store_test.go
@@ -57,7 +57,7 @@ func makeTxs(height int64) (txs []types.Tx) {
 }
 
 func makeBlock(height int64, state sm.State, lastCommit *types.Commit) *types.Block {
-	block, _ := state.MakeBlock(height, makeTxs(height), nil,
+	block := state.MakeBlock(height, makeTxs(height), nil,
 		nil, types.Messages{}, lastCommit, state.Validators.GetProposer().Address)
 	return block
 }

From c79a14e280df5a5ce1d7968a18e371a6e7f45dd7 Mon Sep 17 00:00:00 2001
From: Wondertan <hlibwondertan@gmail.com>
Date: Tue, 20 Apr 2021 19:20:13 +0300
Subject: [PATCH 2/5] feat(consensus): Add mock IPFS for state testing

---
 consensus/common_test.go | 24 +++++++++++++--
 consensus/state_test.go  | 64 ++++++++++++++++++++--------------------
 2 files changed, 53 insertions(+), 35 deletions(-)

diff --git a/consensus/common_test.go b/consensus/common_test.go
index d48204c8ed..bf7e7d92d5 100644
--- a/consensus/common_test.go
+++ b/consensus/common_test.go
@@ -6,6 +6,7 @@ import (
 	"fmt"
 	"io/ioutil"
 	"os"
+	"path"
 	"path/filepath"
 	"sort"
 	"sync"
@@ -13,10 +14,11 @@ import (
 	"time"
 
 	"github.com/go-kit/kit/log/term"
+	"github.com/ipfs/go-ipfs/core/coreapi"
+	coremock "github.com/ipfs/go-ipfs/core/mock"
+	iface "github.com/ipfs/interface-go-ipfs-core"
 	"github.com/stretchr/testify/require"
 
-	"path"
-
 	abcicli "github.com/lazyledger/lazyledger-core/abci/client"
 	"github.com/lazyledger/lazyledger-core/abci/example/counter"
 	"github.com/lazyledger/lazyledger-core/abci/example/kvstore"
@@ -425,13 +427,14 @@ func loadPrivValidator(config *cfg.Config) *privval.FilePV {
 	return privValidator
 }
 
-func randState(nValidators int) (*State, []*validatorStub) {
+func randState(t *testing.T, nValidators int) (*State, []*validatorStub) {
 	// Get State
 	state, privVals := randGenesisState(nValidators, false, 10)
 
 	vss := make([]*validatorStub, nValidators)
 
 	cs := newState(state, privVals[0], counter.NewApplication(true))
+	cs.IpfsAPI = mockedIpfsAPI(t)
 
 	for i := 0; i < nValidators; i++ {
 		vss[i] = newValidatorStub(privVals[i], int32(i))
@@ -442,6 +445,21 @@ func randState(nValidators int) (*State, []*validatorStub) {
 	return cs, vss
 }
 
+func mockedIpfsAPI(t *testing.T) iface.CoreAPI {
+	ipfsNode, err := coremock.NewMockNode()
+	if err != nil {
+		t.Error(err)
+	}
+
+	// issue a new API object
+	ipfsAPI, err := coreapi.NewCoreAPI(ipfsNode)
+	if err != nil {
+		t.Error(err)
+	}
+
+	return ipfsAPI
+}
+
 //-------------------------------------------------------------------------------
 
 func ensureNoNewEvent(ch <-chan tmpubsub.Message, timeout time.Duration,
diff --git a/consensus/state_test.go b/consensus/state_test.go
index a435627ee4..1965ffb49f 100644
--- a/consensus/state_test.go
+++ b/consensus/state_test.go
@@ -56,7 +56,7 @@ x * TestHalt1 - if we see +2/3 precommits after timing out into new round, we sh
 // ProposeSuite
 
 func TestStateProposerSelection0(t *testing.T) {
-	cs1, vss := randState(4)
+	cs1, vss := randState(t, 4)
 	height, round := cs1.Height, cs1.Round
 
 	newRoundCh := subscribe(cs1.eventBus, types.EventQueryNewRound)
@@ -96,7 +96,7 @@ func TestStateProposerSelection0(t *testing.T) {
 
 // Now let's do it all again, but starting from round 2 instead of 0
 func TestStateProposerSelection2(t *testing.T) {
-	cs1, vss := randState(4) // test needs more work for more than 3 validators
+	cs1, vss := randState(t, 4) // test needs more work for more than 3 validators
 	height := cs1.Height
 	newRoundCh := subscribe(cs1.eventBus, types.EventQueryNewRound)
 
@@ -133,7 +133,7 @@ func TestStateProposerSelection2(t *testing.T) {
 
 // a non-validator should timeout into the prevote round
 func TestStateEnterProposeNoPrivValidator(t *testing.T) {
-	cs, _ := randState(1)
+	cs, _ := randState(t, 1)
 	cs.SetPrivValidator(nil)
 	height, round := cs.Height, cs.Round
 
@@ -152,7 +152,7 @@ func TestStateEnterProposeNoPrivValidator(t *testing.T) {
 
 // a validator should not timeout of the prevote round (TODO: unless the block is really big!)
 func TestStateEnterProposeYesPrivValidator(t *testing.T) {
-	cs, _ := randState(1)
+	cs, _ := randState(t, 1)
 	height, round := cs.Height, cs.Round
 
 	// Listen for propose timeout event
@@ -182,7 +182,7 @@ func TestStateEnterProposeYesPrivValidator(t *testing.T) {
 }
 
 func TestStateBadProposal(t *testing.T) {
-	cs1, vss := randState(2)
+	cs1, vss := randState(t, 2)
 	height, round := cs1.Height, cs1.Round
 	vs2 := vss[1]
 
@@ -241,7 +241,7 @@ func TestStateBadProposal(t *testing.T) {
 }
 
 func TestStateOversizedBlock(t *testing.T) {
-	cs1, vss := randState(2)
+	cs1, vss := randState(t, 2)
 	cs1.state.ConsensusParams.Block.MaxBytes = 2000
 	height, round := cs1.Height, cs1.Round
 	vs2 := vss[1]
@@ -304,7 +304,7 @@ func TestStateOversizedBlock(t *testing.T) {
 
 // propose, prevote, and precommit a block
 func TestStateFullRound1(t *testing.T) {
-	cs, vss := randState(1)
+	cs, vss := randState(t, 1)
 	height, round := cs.Height, cs.Round
 
 	// NOTE: buffer capacity of 0 ensures we can validate prevote and last commit
@@ -344,7 +344,7 @@ func TestStateFullRound1(t *testing.T) {
 
 // nil is proposed, so prevote and precommit nil
 func TestStateFullRoundNil(t *testing.T) {
-	cs, vss := randState(1)
+	cs, vss := randState(t, 1)
 	height, round := cs.Height, cs.Round
 
 	voteCh := subscribeUnBuffered(cs.eventBus, types.EventQueryVote)
@@ -362,7 +362,7 @@ func TestStateFullRoundNil(t *testing.T) {
 // run through propose, prevote, precommit commit with two validators
 // where the first validator has to wait for votes from the second
 func TestStateFullRound2(t *testing.T) {
-	cs1, vss := randState(2)
+	cs1, vss := randState(t, 2)
 	vs2 := vss[1]
 	height, round := cs1.Height, cs1.Round
 
@@ -402,7 +402,7 @@ func TestStateFullRound2(t *testing.T) {
 // two validators, 4 rounds.
 // two vals take turns proposing. val1 locks on first one, precommits nil on everything else
 func TestStateLockNoPOL(t *testing.T) {
-	cs1, vss := randState(2)
+	cs1, vss := randState(t, 2)
 	vs2 := vss[1]
 	height, round := cs1.Height, cs1.Round
 
@@ -539,7 +539,7 @@ func TestStateLockNoPOL(t *testing.T) {
 
 	ensureNewTimeout(timeoutWaitCh, height, round, cs1.config.Precommit(round).Nanoseconds())
 
-	cs2, _ := randState(2) // needed so generated block is different than locked block
+	cs2, _ := randState(t, 2) // needed so generated block is different than locked block
 	// before we time out into new round, set next proposal block
 	prop, propBlock := decideProposal(cs2, vs2, vs2.Height, vs2.Round+1)
 	if prop == nil || propBlock == nil {
@@ -588,7 +588,7 @@ func TestStateLockNoPOL(t *testing.T) {
 // in round two: v1 prevotes the same block that the node is locked on
 // the others prevote a new block hence v1 changes lock and precommits the new block with the others
 func TestStateLockPOLRelock(t *testing.T) {
-	cs1, vss := randState(4)
+	cs1, vss := randState(t, 4)
 	vs2, vs3, vs4 := vss[1], vss[2], vss[3]
 	height, round := cs1.Height, cs1.Round
 
@@ -685,7 +685,7 @@ func TestStateLockPOLRelock(t *testing.T) {
 
 // 4 vals, one precommits, other 3 polka at next round, so we unlock and precomit the polka
 func TestStateLockPOLUnlock(t *testing.T) {
-	cs1, vss := randState(4)
+	cs1, vss := randState(t, 4)
 	vs2, vs3, vs4 := vss[1], vss[2], vss[3]
 	height, round := cs1.Height, cs1.Round
 
@@ -777,7 +777,7 @@ func TestStateLockPOLUnlock(t *testing.T) {
 // v1 should unlock and precommit nil. In the third round another block is proposed, all vals
 // prevote and now v1 can lock onto the third block and precommit that
 func TestStateLockPOLUnlockOnUnknownBlock(t *testing.T) {
-	cs1, vss := randState(4)
+	cs1, vss := randState(t, 4)
 	vs2, vs3, vs4 := vss[1], vss[2], vss[3]
 	height, round := cs1.Height, cs1.Round
 
@@ -903,7 +903,7 @@ func TestStateLockPOLUnlockOnUnknownBlock(t *testing.T) {
 // then a polka at round 2 that we lock on
 // then we see the polka from round 1 but shouldn't unlock
 func TestStateLockPOLSafety1(t *testing.T) {
-	cs1, vss := randState(4)
+	cs1, vss := randState(t, 4)
 	vs2, vs3, vs4 := vss[1], vss[2], vss[3]
 	height, round := cs1.Height, cs1.Round
 
@@ -1022,7 +1022,7 @@ func TestStateLockPOLSafety1(t *testing.T) {
 // What we want:
 // dont see P0, lock on P1 at R1, dont unlock using P0 at R2
 func TestStateLockPOLSafety2(t *testing.T) {
-	cs1, vss := randState(4)
+	cs1, vss := randState(t, 4)
 	vs2, vs3, vs4 := vss[1], vss[2], vss[3]
 	height, round := cs1.Height, cs1.Round
 
@@ -1120,7 +1120,7 @@ func TestStateLockPOLSafety2(t *testing.T) {
 // What we want:
 // P0 proposes B0 at R3.
 func TestProposeValidBlock(t *testing.T) {
-	cs1, vss := randState(4)
+	cs1, vss := randState(t, 4)
 	vs2, vs3, vs4 := vss[1], vss[2], vss[3]
 	height, round := cs1.Height, cs1.Round
 
@@ -1210,7 +1210,7 @@ func TestProposeValidBlock(t *testing.T) {
 // What we want:
 // P0 miss to lock B but set valid block to B after receiving delayed prevote.
 func TestSetValidBlockOnDelayedPrevote(t *testing.T) {
-	cs1, vss := randState(4)
+	cs1, vss := randState(t, 4)
 	vs2, vs3, vs4 := vss[1], vss[2], vss[3]
 	height, round := cs1.Height, cs1.Round
 
@@ -1272,7 +1272,7 @@ func TestSetValidBlockOnDelayedPrevote(t *testing.T) {
 // P0 miss to lock B as Proposal Block is missing, but set valid block to B after
 // receiving delayed Block Proposal.
 func TestSetValidBlockOnDelayedProposal(t *testing.T) {
-	cs1, vss := randState(4)
+	cs1, vss := randState(t, 4)
 	vs2, vs3, vs4 := vss[1], vss[2], vss[3]
 	height, round := cs1.Height, cs1.Round
 
@@ -1328,7 +1328,7 @@ func TestSetValidBlockOnDelayedProposal(t *testing.T) {
 // What we want:
 // P0 waits for timeoutPrecommit before starting next round
 func TestWaitingTimeoutOnNilPolka(t *testing.T) {
-	cs1, vss := randState(4)
+	cs1, vss := randState(t, 4)
 	vs2, vs3, vs4 := vss[1], vss[2], vss[3]
 	height, round := cs1.Height, cs1.Round
 
@@ -1349,7 +1349,7 @@ func TestWaitingTimeoutOnNilPolka(t *testing.T) {
 // What we want:
 // P0 waits for timeoutPropose in the next round before entering prevote
 func TestWaitingTimeoutProposeOnNewRound(t *testing.T) {
-	cs1, vss := randState(4)
+	cs1, vss := randState(t, 4)
 	vs2, vs3, vs4 := vss[1], vss[2], vss[3]
 	height, round := cs1.Height, cs1.Round
 
@@ -1385,7 +1385,7 @@ func TestWaitingTimeoutProposeOnNewRound(t *testing.T) {
 // What we want:
 // P0 jump to higher round, precommit and start precommit wait
 func TestRoundSkipOnNilPolkaFromHigherRound(t *testing.T) {
-	cs1, vss := randState(4)
+	cs1, vss := randState(t, 4)
 	vs2, vs3, vs4 := vss[1], vss[2], vss[3]
 	height, round := cs1.Height, cs1.Round
 
@@ -1421,7 +1421,7 @@ func TestRoundSkipOnNilPolkaFromHigherRound(t *testing.T) {
 // What we want:
 // P0 wait for timeoutPropose to expire before sending prevote.
 func TestWaitTimeoutProposeOnNilPolkaForTheCurrentRound(t *testing.T) {
-	cs1, vss := randState(4)
+	cs1, vss := randState(t, 4)
 	vs2, vs3, vs4 := vss[1], vss[2], vss[3]
 	height, round := cs1.Height, int32(1)
 
@@ -1448,7 +1448,7 @@ func TestWaitTimeoutProposeOnNilPolkaForTheCurrentRound(t *testing.T) {
 // What we want:
 // P0 emit NewValidBlock event upon receiving 2/3+ Precommit for B but hasn't received block B yet
 func TestEmitNewValidBlockEventOnCommitWithoutBlock(t *testing.T) {
-	cs1, vss := randState(4)
+	cs1, vss := randState(t, 4)
 	vs2, vs3, vs4 := vss[1], vss[2], vss[3]
 	height, round := cs1.Height, int32(1)
 
@@ -1482,7 +1482,7 @@ func TestEmitNewValidBlockEventOnCommitWithoutBlock(t *testing.T) {
 // P0 receives 2/3+ Precommit for B for round 0, while being in round 1. It emits NewValidBlock event.
 // After receiving block, it executes block and moves to the next height.
 func TestCommitFromPreviousRound(t *testing.T) {
-	cs1, vss := randState(4)
+	cs1, vss := randState(t, 4)
 	vs2, vs3, vs4 := vss[1], vss[2], vss[3]
 	height, round := cs1.Height, int32(1)
 
@@ -1536,7 +1536,7 @@ func (n *fakeTxNotifier) Notify() {
 // start of the next round
 func TestStartNextHeightCorrectlyAfterTimeout(t *testing.T) {
 	config.Consensus.SkipTimeoutCommit = false
-	cs1, vss := randState(4)
+	cs1, vss := randState(t, 4)
 	cs1.txNotifier = &fakeTxNotifier{ch: make(chan struct{})}
 
 	vs2, vs3, vs4 := vss[1], vss[2], vss[3]
@@ -1597,7 +1597,7 @@ func TestStartNextHeightCorrectlyAfterTimeout(t *testing.T) {
 
 func TestResetTimeoutPrecommitUponNewHeight(t *testing.T) {
 	config.Consensus.SkipTimeoutCommit = false
-	cs1, vss := randState(4)
+	cs1, vss := randState(t, 4)
 
 	vs2, vs3, vs4 := vss[1], vss[2], vss[3]
 	height, round := cs1.Height, cs1.Round
@@ -1658,7 +1658,7 @@ func TestResetTimeoutPrecommitUponNewHeight(t *testing.T) {
 
 /*
 func TestStateSlashingPrevotes(t *testing.T) {
-	cs1, vss := randState(2)
+	cs1, vss := randState(t, 2)
 	vs2 := vss[1]
 
 
@@ -1693,7 +1693,7 @@ func TestStateSlashingPrevotes(t *testing.T) {
 }
 
 func TestStateSlashingPrecommits(t *testing.T) {
-	cs1, vss := randState(2)
+	cs1, vss := randState(t, 2)
 	vs2 := vss[1]
 
 
@@ -1738,7 +1738,7 @@ func TestStateSlashingPrecommits(t *testing.T) {
 // 4 vals.
 // we receive a final precommit after going into next round, but others might have gone to commit already!
 func TestStateHalt1(t *testing.T) {
-	cs1, vss := randState(4)
+	cs1, vss := randState(t, 4)
 	vs2, vs3, vs4 := vss[1], vss[2], vss[3]
 	height, round := cs1.Height, cs1.Round
 	partSize := types.BlockPartSizeBytes
@@ -1806,7 +1806,7 @@ func TestStateHalt1(t *testing.T) {
 
 func TestStateOutputsBlockPartsStats(t *testing.T) {
 	// create dummy peer
-	cs, _ := randState(1)
+	cs, _ := randState(t, 1)
 	peer := p2pmock.NewPeer(nil)
 
 	// 1) new block part
@@ -1848,7 +1848,7 @@ func TestStateOutputsBlockPartsStats(t *testing.T) {
 }
 
 func TestStateOutputVoteStats(t *testing.T) {
-	cs, vss := randState(2)
+	cs, vss := randState(t, 2)
 	// create dummy peer
 	peer := p2pmock.NewPeer(nil)
 

From 61d7f007849ac2ad9a7bce4f3f3dee9e72a8e5f7 Mon Sep 17 00:00:00 2001
From: Wondertan <hlibwondertan@gmail.com>
Date: Tue, 20 Apr 2021 19:31:06 +0300
Subject: [PATCH 3/5] feat(types): Introduce DefaultCodec var backing default
 rsmt2d codec for easier maintenace

---
 p2p/ipld/nmt_wrapper_test.go        | 10 +++++-----
 p2p/ipld/plugin/nodes/nodes_test.go |  4 +++-
 p2p/ipld/read_test.go               |  8 ++++----
 types/block.go                      |  9 +++++++--
 types/shares_test.go                |  2 +-
 5 files changed, 20 insertions(+), 13 deletions(-)

diff --git a/p2p/ipld/nmt_wrapper_test.go b/p2p/ipld/nmt_wrapper_test.go
index c5ef9e10fc..1d77e3bc77 100644
--- a/p2p/ipld/nmt_wrapper_test.go
+++ b/p2p/ipld/nmt_wrapper_test.go
@@ -24,7 +24,7 @@ func TestPushErasuredNamespacedMerkleTree(t *testing.T) {
 		tree := n.Constructor()
 
 		// push test data to the tree
-		for i, d := range generateErasuredData(t, tc.squareSize, rsmt2d.NewRSGF8Codec()) {
+		for i, d := range generateErasuredData(t, tc.squareSize, types.DefaultCodec()) {
 			// push will panic if there's an error
 			tree.Push(d, rsmt2d.SquareIndex{Axis: uint(0), Cell: uint(i)})
 		}
@@ -61,7 +61,7 @@ func TestErasureNamespacedMerkleTreePanics(t *testing.T) {
 			"push over square size",
 			assert.PanicTestFunc(
 				func() {
-					data := generateErasuredData(t, 16, rsmt2d.NewRSGF8Codec())
+					data := generateErasuredData(t, 16, types.DefaultCodec())
 					n := NewErasuredNamespacedMerkleTree(uint64(15))
 					tree := n.Constructor()
 					for i, d := range data {
@@ -73,7 +73,7 @@ func TestErasureNamespacedMerkleTreePanics(t *testing.T) {
 			"push in incorrect lexigraphic order",
 			assert.PanicTestFunc(
 				func() {
-					data := generateErasuredData(t, 16, rsmt2d.NewRSGF8Codec())
+					data := generateErasuredData(t, 16, types.DefaultCodec())
 					n := NewErasuredNamespacedMerkleTree(uint64(16))
 					tree := n.Constructor()
 					for i := len(data) - 1; i > 0; i-- {
@@ -87,7 +87,7 @@ func TestErasureNamespacedMerkleTreePanics(t *testing.T) {
 			assert.PanicTestFunc(
 				func() {
 					size := 16
-					data := generateErasuredData(t, size, rsmt2d.NewRSGF8Codec())
+					data := generateErasuredData(t, size, types.DefaultCodec())
 					n := NewErasuredNamespacedMerkleTree(uint64(size))
 					tree := n.Constructor()
 					for i, d := range data {
@@ -116,7 +116,7 @@ func TestExtendedDataSquare(t *testing.T) {
 
 	tree := NewErasuredNamespacedMerkleTree(uint64(squareSize))
 
-	_, err := rsmt2d.ComputeExtendedDataSquare(raw, rsmt2d.NewRSGF8Codec(), tree.Constructor)
+	_, err := rsmt2d.ComputeExtendedDataSquare(raw, types.DefaultCodec(), tree.Constructor)
 	assert.NoError(t, err)
 }
 
diff --git a/p2p/ipld/plugin/nodes/nodes_test.go b/p2p/ipld/plugin/nodes/nodes_test.go
index 4a71da1809..9516d1da67 100644
--- a/p2p/ipld/plugin/nodes/nodes_test.go
+++ b/p2p/ipld/plugin/nodes/nodes_test.go
@@ -15,6 +15,8 @@ import (
 
 	"github.com/lazyledger/nmt"
 	"github.com/lazyledger/rsmt2d"
+
+	"github.com/lazyledger/lazyledger-core/types"
 )
 
 func TestMultihasherIsRegistered(t *testing.T) {
@@ -186,7 +188,7 @@ func generateExtendedRow(t *testing.T) [][]byte {
 
 	extendedData, err := rsmt2d.ComputeExtendedDataSquare(
 		origDataWithoutNamespaces,
-		rsmt2d.NewRSGF8Codec(),
+		types.DefaultCodec(),
 		rsmt2d.NewDefaultTree,
 	)
 	if err != nil {
diff --git a/p2p/ipld/read_test.go b/p2p/ipld/read_test.go
index 715597298f..f75ecf137d 100644
--- a/p2p/ipld/read_test.go
+++ b/p2p/ipld/read_test.go
@@ -180,7 +180,7 @@ func TestBlockRecovery(t *testing.T) {
 			tree := NewErasuredNamespacedMerkleTree(squareSize)
 			recoverTree := NewErasuredNamespacedMerkleTree(squareSize)
 
-			eds, err := rsmt2d.ComputeExtendedDataSquare(tc.shares, rsmt2d.NewRSGF8Codec(), tree.Constructor)
+			eds, err := rsmt2d.ComputeExtendedDataSquare(tc.shares, types.DefaultCodec(), tree.Constructor)
 			if err != nil {
 				t.Error(err)
 			}
@@ -196,7 +196,7 @@ func TestBlockRecovery(t *testing.T) {
 				rowRoots,
 				colRoots,
 				removeRandShares(flat, tc.d),
-				rsmt2d.NewRSGF8Codec(),
+				types.DefaultCodec(),
 				recoverTree.Constructor,
 			)
 
@@ -265,7 +265,7 @@ func TestRetrieveBlockData(t *testing.T) {
 			rawData := shareData.RawShares()
 
 			tree := NewErasuredNamespacedMerkleTree(uint64(tc.squareSize))
-			eds, err := rsmt2d.ComputeExtendedDataSquare(rawData, rsmt2d.NewRSGF8Codec(), tree.Constructor)
+			eds, err := rsmt2d.ComputeExtendedDataSquare(rawData, types.DefaultCodec(), tree.Constructor)
 			if err != nil {
 				t.Fatal(err)
 			}
@@ -285,7 +285,7 @@ func TestRetrieveBlockData(t *testing.T) {
 					ColumnRoots: colRoots,
 				},
 				ipfsAPI,
-				rsmt2d.NewRSGF8Codec(),
+				types.DefaultCodec(),
 			)
 
 			if tc.expectErr {
diff --git a/types/block.go b/types/block.go
index 27435b2558..0facc01aac 100644
--- a/types/block.go
+++ b/types/block.go
@@ -49,6 +49,11 @@ const (
 	MaxOverheadForBlock int64 = 11
 )
 
+var (
+	// DefaultCodec defines default rsmt2d codec.
+	DefaultCodec = rsmt2d.NewRSGF8Codec
+)
+
 // DataAvailabilityHeader (DAHeader) contains the row and column roots of the erasure
 // coded version of the data in Block.Data.
 // Therefor the original Block.Data is arranged in a
@@ -238,7 +243,7 @@ func (b *Block) fillDataAvailabilityHeader() {
 
 	// TODO(ismail): for better efficiency and a larger number shares
 	// we should switch to the rsmt2d.LeopardFF16 codec:
-	extendedDataSquare, err := rsmt2d.ComputeExtendedDataSquare(shares, rsmt2d.NewRSGF8Codec(), rsmt2d.NewDefaultTree)
+	extendedDataSquare, err := rsmt2d.ComputeExtendedDataSquare(shares, DefaultCodec(), rsmt2d.NewDefaultTree)
 	if err != nil {
 		panic(fmt.Sprintf("unexpected error: %v", err))
 	}
@@ -310,7 +315,7 @@ func (b *Block) PutBlock(ctx context.Context, nodeAdder format.NodeAdder) error
 	}
 
 	// recompute the eds
-	eds, err := rsmt2d.ComputeExtendedDataSquare(shares, rsmt2d.NewRSGF8Codec(), rsmt2d.NewDefaultTree)
+	eds, err := rsmt2d.ComputeExtendedDataSquare(shares, DefaultCodec(), rsmt2d.NewDefaultTree)
 	if err != nil {
 		return fmt.Errorf("failure to recompute the extended data square: %w", err)
 	}
diff --git a/types/shares_test.go b/types/shares_test.go
index 7bf2dc3b31..8da8faf416 100644
--- a/types/shares_test.go
+++ b/types/shares_test.go
@@ -243,7 +243,7 @@ func TestDataFromSquare(t *testing.T) {
 			shares, _ := data.ComputeShares()
 			rawShares := shares.RawShares()
 
-			eds, err := rsmt2d.ComputeExtendedDataSquare(rawShares, rsmt2d.NewRSGF8Codec(), rsmt2d.NewDefaultTree)
+			eds, err := rsmt2d.ComputeExtendedDataSquare(rawShares, DefaultCodec(), rsmt2d.NewDefaultTree)
 			if err != nil {
 				t.Error(err)
 			}

From 0df337ac855a55f01d74bf03ebad59f0f980d73a Mon Sep 17 00:00:00 2001
From: Wondertan <hlibwondertan@gmail.com>
Date: Tue, 20 Apr 2021 19:33:31 +0300
Subject: [PATCH 4/5] feat(consensus): Make state to rely on IPFS for block
 retrieving instead of BlockParts

---
 consensus/state.go | 301 ++++++++++++++++++++-------------------------
 1 file changed, 131 insertions(+), 170 deletions(-)

diff --git a/consensus/state.go b/consensus/state.go
index 0a34878e35..8bb1c6b8d6 100644
--- a/consensus/state.go
+++ b/consensus/state.go
@@ -5,14 +5,13 @@ import (
 	"context"
 	"errors"
 	"fmt"
-	"io/ioutil"
 	"os"
 	"reflect"
 	"runtime/debug"
 	"time"
 
-	"github.com/gogo/protobuf/proto"
 	ipfsapi "github.com/ipfs/interface-go-ipfs-core"
+
 	cfg "github.com/lazyledger/lazyledger-core/config"
 	cstypes "github.com/lazyledger/lazyledger-core/consensus/types"
 	"github.com/lazyledger/lazyledger-core/crypto"
@@ -25,6 +24,7 @@ import (
 	"github.com/lazyledger/lazyledger-core/libs/service"
 	tmsync "github.com/lazyledger/lazyledger-core/libs/sync"
 	"github.com/lazyledger/lazyledger-core/p2p"
+	"github.com/lazyledger/lazyledger-core/p2p/ipld"
 	tmproto "github.com/lazyledger/lazyledger-core/proto/tendermint/types"
 	sm "github.com/lazyledger/lazyledger-core/state"
 	"github.com/lazyledger/lazyledger-core/types"
@@ -476,38 +476,6 @@ func (cs *State) SetProposal(proposal *types.Proposal, peerID p2p.ID) error {
 	return nil
 }
 
-// AddProposalBlockPart inputs a part of the proposal block.
-func (cs *State) AddProposalBlockPart(height int64, round int32, part *types.Part, peerID p2p.ID) error {
-
-	if peerID == "" {
-		cs.internalMsgQueue <- msgInfo{&BlockPartMessage{height, round, part}, ""}
-	} else {
-		cs.peerMsgQueue <- msgInfo{&BlockPartMessage{height, round, part}, peerID}
-	}
-
-	// TODO: wait for event?!
-	return nil
-}
-
-// SetProposalAndBlock inputs the proposal and all block parts.
-func (cs *State) SetProposalAndBlock(
-	proposal *types.Proposal,
-	block *types.Block,
-	parts *types.PartSet,
-	peerID p2p.ID,
-) error {
-	if err := cs.SetProposal(proposal, peerID); err != nil {
-		return err
-	}
-	for i := 0; i < int(parts.Total()); i++ {
-		part := parts.GetPart(i)
-		if err := cs.AddProposalBlockPart(proposal.Height, proposal.Round, part, peerID); err != nil {
-			return err
-		}
-	}
-	return nil
-}
-
 //------------------------------------------------------------
 // internal functions for managing the state
 
@@ -782,24 +750,26 @@ func (cs *State) handleMsg(mi msgInfo) {
 		// will not cause transition.
 		// once proposal is set, we can receive block parts
 		err = cs.setProposal(msg.Proposal)
-	case *BlockPartMessage:
-		// if the proposal is complete, we'll enterPrevote or tryFinalizeCommit
-		added, err = cs.addProposalBlockPart(msg, peerID)
-		if added {
-			cs.statsMsgQueue <- mi
-		}
-
-		if err != nil && msg.Round != cs.Round {
-			cs.Logger.Debug(
-				"Received block part from wrong round",
-				"height",
-				cs.Height,
-				"csRound",
-				cs.Round,
-				"blockRound",
-				msg.Round)
-			err = nil
-		}
+		// TODO: In case proposal or block failed - send msg to statsMsgQueue
+
+	// case *BlockPartMessage:
+	// 	// if the proposal is complete, we'll enterPrevote or tryFinalizeCommit
+	// 	added, err = cs.addProposalBlockPart(msg, peerID)
+	// 	if added {
+	// 		cs.statsMsgQueue <- mi
+	// 	}
+	//
+	// 	if err != nil && msg.Round != cs.Round {
+	// 		cs.Logger.Debug(
+	// 			"Received block part from wrong round",
+	// 			"height",
+	// 			cs.Height,
+	// 			"csRound",
+	// 			cs.Round,
+	// 			"blockRound",
+	// 			msg.Round)
+	// 		err = nil
+	// 	}
 	case *VoteMessage:
 		// attempt to add the vote and dupeout the validator if its a duplicate signature
 		// if the vote gives us a 2/3-any or 2/3-one, we transition
@@ -1064,20 +1034,7 @@ func (cs *State) isProposer(address []byte) bool {
 }
 
 func (cs *State) defaultDecideProposal(height int64, round int32) {
-	var block *types.Block
-	var blockParts *types.PartSet
-
-	// Decide on block
-	if cs.ValidBlock != nil {
-		// If there is valid block, choose that.
-		block, blockParts = cs.ValidBlock, cs.ValidBlockParts
-	} else {
-		// Create a new proposal block from state/txs from the mempool.
-		block = cs.createProposalBlock()
-		if block == nil {
-			return
-		}
-	}
+	block := cs.getProposalBlock()
 
 	// Flush the WAL. Otherwise, we may not recompute the same proposal to sign,
 	// and the privValidator will refuse to sign anything.
@@ -1086,7 +1043,7 @@ func (cs *State) defaultDecideProposal(height int64, round int32) {
 	}
 
 	// Make proposal
-	propBlockID := types.BlockID{Hash: block.Hash(), PartSetHeader: blockParts.Header()}
+	propBlockID := types.BlockID{Hash: block.Hash()}
 	proposal := types.NewProposal(height, round, cs.ValidRound, propBlockID, &block.DataAvailabilityHeader)
 	p, err := proposal.ToProto()
 	if err != nil {
@@ -1094,33 +1051,18 @@ func (cs *State) defaultDecideProposal(height int64, round int32) {
 		return
 	}
 
-	if err := cs.privValidator.SignProposal(cs.state.ChainID, p); err == nil {
-		proposal.Signature = p.Signature
-
-		// send proposal and block parts on internal msg queue
-		cs.sendInternalMessage(msgInfo{&ProposalMessage{proposal}, ""})
-		for i := 0; i < int(blockParts.Total()); i++ {
-			part := blockParts.GetPart(i)
-			cs.sendInternalMessage(msgInfo{&BlockPartMessage{cs.Height, cs.Round, part}, ""})
-		}
-		cs.Logger.Info("Signed proposal", "height", height, "round", round, "proposal", proposal)
-		cs.Logger.Debug(fmt.Sprintf("Signed proposal block: %v", block))
-	} else if !cs.replayMode {
+	err = cs.privValidator.SignProposal(cs.state.ChainID, p)
+	if err != nil && !cs.replayMode {
 		cs.Logger.Error("enterPropose: Error signing proposal", "height", height, "round", round, "err", err)
+		return
 	}
+	proposal.Signature = p.Signature
+	cs.Logger.Info("Signed proposal", "height", height, "round", round, "proposal", proposal)
+	cs.Logger.Debug(fmt.Sprintf("Signed proposal block: %v", block))
 
-	// post data to ipfs
-	// TODO(evan): don't hard code context and timeout
-	if cs.IpfsAPI != nil {
-		// longer timeouts result in block proposers failing to propose blocks in time.
-		ctx, cancel := context.WithTimeout(context.Background(), time.Millisecond*1500)
-		defer cancel()
-		// TODO: post data to IPFS in a goroutine
-		err := block.PutBlock(ctx, cs.IpfsAPI.Dag())
-		if err != nil {
-			cs.Logger.Error(fmt.Sprintf("failure to post block data to IPFS: %s", err.Error()))
-		}
-	}
+	// send proposal on internal msg queue and share the block
+	cs.sendInternalMessage(msgInfo{&ProposalMessage{proposal}, ""})
+	cs.shareProposalBlock(block)
 }
 
 // Returns true if the proposal block is complete &&
@@ -1139,6 +1081,15 @@ func (cs *State) isProposalComplete() bool {
 
 }
 
+// gets block proposed by ourselves
+func (cs *State) getProposalBlock() *types.Block {
+	if cs.ValidBlock != nil { // if there is already valid one
+		return cs.ValidBlock // return it
+	}
+
+	return cs.createProposalBlock() // otherwise, create one
+}
+
 // Create the next block to propose and return it. Returns nil block upon error.
 //
 // We really only need to return the parts, but the block is returned for
@@ -1171,9 +1122,54 @@ func (cs *State) createProposalBlock() *types.Block {
 		cs.Logger.Error(fmt.Sprintf("enterPropose: %v", errPubKeyIsNotSet))
 		return nil
 	}
-	proposerAddr := cs.privValidatorPubKey.Address()
 
-	return cs.blockExec.CreateProposalBlock(cs.Height, cs.state, commit, proposerAddr)
+	return cs.blockExec.CreateProposalBlock(cs.Height, cs.state, commit, cs.privValidatorPubKey.Address())
+}
+
+func (cs *State) shareProposalBlock(b *types.Block) {
+	// TODO: Handle context properly
+	err := b.PutBlock(context.TODO(), cs.IpfsAPI.Dag())
+	if err != nil {
+		cs.Logger.Error(fmt.Sprintf("failure to post block data to IPFS: %s", err.Error()))
+	}
+}
+
+func (cs *State) retrieveProposalBlock(dah *types.DataAvailabilityHeader) (*types.Block, error) {
+	// TODO: Handle contexts properly
+	// TODO: Define proper timeout inside the ipld package.
+	ctx, cancel := context.WithTimeout(context.TODO(), time.Second * 10)
+	defer cancel()
+
+	// TODO: In case we propose, do not retreive the block, but access from some cashed
+	// TODO: In case we are a light client, do not retrieve the block, but validate it's availability
+
+	bdata, err := ipld.RetrieveBlockData(ctx, dah, cs.IpfsAPI, types.DefaultCodec())
+	if err != nil {
+		return nil, fmt.Errorf("failed to retreive block from the network: %w", err)
+	}
+
+	var commit *types.Commit
+	switch {
+	case cs.Height == cs.state.InitialHeight:
+		// We're creating a proposal for the first block.
+		// The commit is empty, but not nil.
+		commit = types.NewCommit(0, 0, types.BlockID{}, nil)
+	case cs.LastCommit.HasTwoThirdsMajority():
+		// Make the commit from LastCommit
+		commit = cs.LastCommit.MakeCommit()
+	default: // This shouldn't happen.
+		return nil, fmt.Errorf("no commit for the previous block")
+	}
+
+	return cs.state.MakeBlock(
+		cs.Proposal.Height,
+		bdata.Txs,
+		bdata.Evidence.Evidence,
+		bdata.IntermediateStateRoots.RawRootsList,
+		bdata.Messages,
+		commit,
+		cs.Validators.GetProposer().Address,
+	), nil
 }
 
 // Enter: `timeoutPropose` after entering Propose.
@@ -1776,94 +1772,59 @@ func (cs *State) defaultSetProposal(proposal *types.Proposal) error {
 		cs.ProposalBlockParts = types.NewPartSetFromHeader(proposal.BlockID.PartSetHeader)
 	}
 	cs.Logger.Info("Received proposal", "proposal", proposal)
-	return nil
-}
 
-// NOTE: block is not necessarily valid.
-// Asynchronously triggers either enterPrevote (before we timeout of propose) or tryFinalizeCommit,
-// once we have the full block.
-func (cs *State) addProposalBlockPart(msg *BlockPartMessage, peerID p2p.ID) (added bool, err error) {
-	height, round, part := msg.Height, msg.Round, msg.Part
-
-	// Blocks might be reused, so round mismatch is OK
-	if cs.Height != height {
-		cs.Logger.Debug("Received block part from wrong height", "height", height, "round", round)
-		return false, nil
-	}
-
-	// We're not expecting a block part.
-	if cs.ProposalBlockParts == nil {
-		// NOTE: this can happen when we've gone to a higher round and
-		// then receive parts from the previous round - not necessarily a bad peer.
-		cs.Logger.Info("Received a block part when we're not expecting any",
-			"height", height, "round", round, "index", part.Index, "peer", peerID)
-		return false, nil
-	}
+	return cs.setProposalBlock()
+}
 
-	added, err = cs.ProposalBlockParts.AddPart(part)
+func (cs *State) setProposalBlock() error {
+	pblock, err := cs.retrieveProposalBlock(cs.Proposal.DAHeader)
 	if err != nil {
-		return added, err
+		return err
 	}
-	if cs.ProposalBlockParts.ByteSize() > cs.state.ConsensusParams.Block.MaxBytes {
-		return added, fmt.Errorf("total size of proposal block parts exceeds maximum block bytes (%d > %d)",
-			cs.ProposalBlockParts.ByteSize(), cs.state.ConsensusParams.Block.MaxBytes,
+
+	bsize := int64(pblock.Size())
+	if bsize > cs.state.ConsensusParams.Block.MaxBytes {
+		return fmt.Errorf("total size of proposal block parts exceeds maximum block bytes (%d > %d)",
+			bsize, cs.state.ConsensusParams.Block.MaxBytes,
 		)
 	}
-	if added && cs.ProposalBlockParts.IsComplete() {
-		bz, err := ioutil.ReadAll(cs.ProposalBlockParts.GetReader())
-		if err != nil {
-			return added, err
-		}
-
-		var pbb = new(tmproto.Block)
-		err = proto.Unmarshal(bz, pbb)
-		if err != nil {
-			return added, err
-		}
 
-		block, err := types.BlockFromProto(pbb)
-		if err != nil {
-			return added, err
-		}
+	cs.ProposalBlock = pblock
+	cs.ProposalBlockParts = cs.ProposalBlock.MakePartSet(types.BlockPartSizeBytes) // TODO: Remove parts
+	cs.Logger.Info("Received complete proposal block", "height", cs.ProposalBlock.Height, "hash", cs.ProposalBlock.Hash())
+	if err := cs.eventBus.PublishEventCompleteProposal(cs.CompleteProposalEvent()); err != nil {
+		cs.Logger.Error("Error publishing event complete proposal", "err", err)
+	}
 
-		cs.ProposalBlock = block
-		// NOTE: it's possible to receive complete proposal blocks for future rounds without having the proposal
-		cs.Logger.Info("Received complete proposal block", "height", cs.ProposalBlock.Height, "hash", cs.ProposalBlock.Hash())
-		if err := cs.eventBus.PublishEventCompleteProposal(cs.CompleteProposalEvent()); err != nil {
-			cs.Logger.Error("Error publishing event complete proposal", "err", err)
+	// Update Valid* if we can.
+	prevotes := cs.Votes.Prevotes(cs.Round)
+	blockID, hasTwoThirds := prevotes.TwoThirdsMajority()
+	if hasTwoThirds && !blockID.IsZero() && (cs.ValidRound < cs.Round) {
+		if cs.ProposalBlock.HashesTo(blockID.Hash) {
+			cs.Logger.Info("Updating valid block to new proposal block",
+				"valid-round", cs.Round, "valid-block-hash", cs.ProposalBlock.Hash())
+			cs.ValidRound = cs.Round
+			cs.ValidBlock = cs.ProposalBlock
+			cs.ValidBlockParts = cs.ProposalBlockParts
 		}
-
-		// Update Valid* if we can.
-		prevotes := cs.Votes.Prevotes(cs.Round)
-		blockID, hasTwoThirds := prevotes.TwoThirdsMajority()
-		if hasTwoThirds && !blockID.IsZero() && (cs.ValidRound < cs.Round) {
-			if cs.ProposalBlock.HashesTo(blockID.Hash) {
-				cs.Logger.Info("Updating valid block to new proposal block",
-					"valid-round", cs.Round, "valid-block-hash", cs.ProposalBlock.Hash())
-				cs.ValidRound = cs.Round
-				cs.ValidBlock = cs.ProposalBlock
-				cs.ValidBlockParts = cs.ProposalBlockParts
-			}
-			// TODO: In case there is +2/3 majority in Prevotes set for some
-			// block and cs.ProposalBlock contains different block, either
-			// proposer is faulty or voting power of faulty processes is more
-			// than 1/3. We should trigger in the future accountability
-			// procedure at this point.
+		// TODO: In case there is +2/3 majority in Prevotes set for some
+		// block and cs.ProposalBlock contains different block, either
+		// proposer is faulty or voting power of faulty processes is more
+		// than 1/3. We should trigger in the future accountability
+		// procedure at this point.
+	}
+
+	if cs.Step <= cstypes.RoundStepPropose && cs.isProposalComplete() {
+		// Move onto the next step
+		cs.enterPrevote(cs.Proposal.Height, cs.Round)
+		if hasTwoThirds { // this is optimisation as this will be triggered when prevote is added
+			cs.enterPrecommit(cs.Proposal.Height, cs.Round)
 		}
-
-		if cs.Step <= cstypes.RoundStepPropose && cs.isProposalComplete() {
-			// Move onto the next step
-			cs.enterPrevote(height, cs.Round)
-			if hasTwoThirds { // this is optimisation as this will be triggered when prevote is added
-				cs.enterPrecommit(height, cs.Round)
-			}
-		} else if cs.Step == cstypes.RoundStepCommit {
-			// If we're waiting on the proposal block...
-			cs.tryFinalizeCommit(height)
-		}
-		return added, nil
+	} else if cs.Step == cstypes.RoundStepCommit {
+		// If we're waiting on the proposal block...
+		cs.tryFinalizeCommit(cs.Proposal.Height)
 	}
-	return added, nil
+	return nil
 }
 
 // Attempt to add the vote. if its a duplicate signature, dupeout the validator

From 39da3b6d2ca0344a669a7de516c6c20f5c671cf0 Mon Sep 17 00:00:00 2001
From: Wondertan <hlibwondertan@gmail.com>
Date: Sat, 1 May 2021 01:52:39 +0300
Subject: [PATCH 5/5] test(consensus): update tests

---
 consensus/common_test.go |  39 +++--
 consensus/replay_test.go |   8 +-
 consensus/state_test.go  |  75 +++++-----
 go.mod                   |   1 +
 go.sum                   | 300 +++++++++++++++++++++++++++++++++++++++
 5 files changed, 368 insertions(+), 55 deletions(-)

diff --git a/consensus/common_test.go b/consensus/common_test.go
index bf7e7d92d5..8b5277c97d 100644
--- a/consensus/common_test.go
+++ b/consensus/common_test.go
@@ -16,7 +16,7 @@ import (
 	"github.com/go-kit/kit/log/term"
 	"github.com/ipfs/go-ipfs/core/coreapi"
 	coremock "github.com/ipfs/go-ipfs/core/mock"
-	iface "github.com/ipfs/interface-go-ipfs-core"
+	mocknet "github.com/libp2p/go-libp2p/p2p/net/mock"
 	"github.com/stretchr/testify/require"
 
 	abcicli "github.com/lazyledger/lazyledger-core/abci/client"
@@ -194,6 +194,7 @@ func decideProposal(
 ) (proposal *types.Proposal, block *types.Block) {
 	cs1.mtx.Lock()
 	block = cs1.createProposalBlock()
+	cs1.shareProposalBlock(block)
 	validRound := cs1.ValidRound
 	chainID := cs1.state.ChainID
 	cs1.mtx.Unlock()
@@ -434,7 +435,6 @@ func randState(t *testing.T, nValidators int) (*State, []*validatorStub) {
 	vss := make([]*validatorStub, nValidators)
 
 	cs := newState(state, privVals[0], counter.NewApplication(true))
-	cs.IpfsAPI = mockedIpfsAPI(t)
 
 	for i := 0; i < nValidators; i++ {
 		vss[i] = newValidatorStub(privVals[i], int32(i))
@@ -442,22 +442,43 @@ func randState(t *testing.T, nValidators int) (*State, []*validatorStub) {
 	// since cs1 starts at 1
 	incrementHeight(vss[1:]...)
 
-	return cs, vss
+	return withIPFS(t, cs), vss
 }
 
-func mockedIpfsAPI(t *testing.T) iface.CoreAPI {
+func withIPFS(t *testing.T, s *State) *State {
 	ipfsNode, err := coremock.NewMockNode()
 	if err != nil {
-		t.Error(err)
+		t.Fatal(err)
 	}
 
-	// issue a new API object
-	ipfsAPI, err := coreapi.NewCoreAPI(ipfsNode)
+	s.IpfsAPI, err = coreapi.NewCoreAPI(ipfsNode)
 	if err != nil {
-		t.Error(err)
+		t.Fatal(err)
 	}
 
-	return ipfsAPI
+	return s
+}
+
+func withIPFSNet(t *testing.T, ss []*State) []*State {
+	ctx := context.TODO()
+	net, err := mocknet.FullMeshConnected(ctx, len(ss))
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	for _, s := range ss {
+		nd, err := coremock.MockPublicNode(ctx, net)
+		if err != nil {
+			t.Fatal(err)
+		}
+
+		s.IpfsAPI, err = coreapi.NewCoreAPI(nd)
+		if err != nil {
+			t.Fatal(err)
+		}
+	}
+
+	return ss
 }
 
 //-------------------------------------------------------------------------------
diff --git a/consensus/replay_test.go b/consensus/replay_test.go
index a999cca5ba..4136116257 100644
--- a/consensus/replay_test.go
+++ b/consensus/replay_test.go
@@ -377,7 +377,7 @@ func TestSimulateValidatorsChange(t *testing.T) {
 	proposal.Signature = p.Signature
 
 	// set the proposal block
-	if err := css[0].SetProposalAndBlock(proposal, propBlock, propBlockParts, "some peer"); err != nil {
+	if err := css[0].SetProposal(proposal, "some peer"); err != nil {
 		t.Fatal(err)
 	}
 	ensureNewProposal(proposalCh, height, round)
@@ -408,7 +408,7 @@ func TestSimulateValidatorsChange(t *testing.T) {
 	proposal.Signature = p.Signature
 
 	// set the proposal block
-	if err := css[0].SetProposalAndBlock(proposal, propBlock, propBlockParts, "some peer"); err != nil {
+	if err := css[0].SetProposal(proposal, "some peer"); err != nil {
 		t.Fatal(err)
 	}
 	ensureNewProposal(proposalCh, height, round)
@@ -466,7 +466,7 @@ func TestSimulateValidatorsChange(t *testing.T) {
 	proposal.Signature = p.Signature
 
 	// set the proposal block
-	if err := css[0].SetProposalAndBlock(proposal, propBlock, propBlockParts, "some peer"); err != nil {
+	if err := css[0].SetProposal(proposal, "some peer"); err != nil {
 		t.Fatal(err)
 	}
 	ensureNewProposal(proposalCh, height, round)
@@ -526,7 +526,7 @@ func TestSimulateValidatorsChange(t *testing.T) {
 	proposal.Signature = p.Signature
 
 	// set the proposal block
-	if err := css[0].SetProposalAndBlock(proposal, propBlock, propBlockParts, "some peer"); err != nil {
+	if err := css[0].SetProposal(proposal, "some peer"); err != nil {
 		t.Fatal(err)
 	}
 	ensureNewProposal(proposalCh, height, round)
diff --git a/consensus/state_test.go b/consensus/state_test.go
index 1965ffb49f..72bdda5321 100644
--- a/consensus/state_test.go
+++ b/consensus/state_test.go
@@ -182,6 +182,8 @@ func TestStateEnterProposeYesPrivValidator(t *testing.T) {
 }
 
 func TestStateBadProposal(t *testing.T) {
+	t.Skip("AppHash is not shared through Block anymore ")
+
 	cs1, vss := randState(t, 2)
 	height, round := cs1.Height, cs1.Round
 	vs2 := vss[1]
@@ -216,7 +218,7 @@ func TestStateBadProposal(t *testing.T) {
 	proposal.Signature = p.Signature
 
 	// set the proposal block
-	if err := cs1.SetProposalAndBlock(proposal, propBlock, propBlockParts, "some peer"); err != nil {
+	if err := cs1.SetProposal(proposal, "some peer"); err != nil {
 		t.Fatal(err)
 	}
 
@@ -251,38 +253,34 @@ func TestStateOversizedBlock(t *testing.T) {
 	timeoutProposeCh := subscribe(cs1.eventBus, types.EventQueryTimeoutPropose)
 	voteCh := subscribe(cs1.eventBus, types.EventQueryVote)
 
-	propBlock := cs1.createProposalBlock()
-	propBlock.Data.Txs = []types.Tx{tmrand.Bytes(2001)}
-	propBlock.Header.DataHash = propBlock.DataAvailabilityHeader.Hash()
+	pblk := cs1.createProposalBlock()
+	pblk.Data.Txs = []types.Tx{tmrand.Bytes(2048)}
+	pblk.DataHash = nil
+	pblkHash := pblk.Hash()
+
+	cs1.shareProposalBlock(pblk)
 
 	// make the second validator the proposer by incrementing round
 	round++
 	incrementRound(vss[1:]...)
 
-	propBlockParts := propBlock.MakePartSet(partSize)
-	blockID := types.BlockID{Hash: propBlock.Hash(), PartSetHeader: propBlockParts.Header()}
-	proposal := types.NewProposal(height, round, -1, blockID, &propBlock.DataAvailabilityHeader)
+	propBlockParts := pblk.MakePartSet(partSize)
+	blockID := types.BlockID{Hash: pblkHash, PartSetHeader: propBlockParts.Header()}
+	proposal := types.NewProposal(height, round, -1, blockID, &pblk.DataAvailabilityHeader)
 	p, err := proposal.ToProto()
 	require.NoError(t, err)
-	if err := vs2.SignProposal(config.ChainID(), p); err != nil {
-		t.Fatal("failed to sign bad proposal", err)
-	}
-	proposal.Signature = p.Signature
 
-	totalBytes := 0
-	for i := 0; i < int(propBlockParts.Total()); i++ {
-		part := propBlockParts.GetPart(i)
-		totalBytes += len(part.Bytes)
-	}
+	err = vs2.SignProposal(config.ChainID(), p)
+	require.NoError(t, err, "failed to sign bad proposal")
 
-	if err := cs1.SetProposalAndBlock(proposal, propBlock, propBlockParts, "some peer"); err != nil {
-		t.Fatal(err)
-	}
+	proposal.Signature = p.Signature
+	err = cs1.SetProposal(proposal, "some peer")
+	require.NoError(t, err)
 
 	// start the machine
 	startTestRound(cs1, height, round)
 
-	t.Log("Block Sizes", "Limit", cs1.state.ConsensusParams.Block.MaxBytes, "Current", totalBytes)
+	t.Log("Block Sizes", "Limit", cs1.state.ConsensusParams.Block.MaxBytes, "Current", pblk.Size())
 
 	// c1 should log an error with the block part message as it exceeds the consensus params. The
 	// block is not added to cs.ProposalBlock so the node timeouts.
@@ -292,11 +290,11 @@ func TestStateOversizedBlock(t *testing.T) {
 	// precommit on it
 	ensurePrevote(voteCh, height, round)
 	validatePrevote(t, cs1, round, vss[0], nil)
-	signAddVotes(cs1, tmproto.PrevoteType, propBlock.Hash(), propBlock.MakePartSet(partSize).Header(), vs2)
+	signAddVotes(cs1, tmproto.PrevoteType, pblk.Hash(), pblk.MakePartSet(partSize).Header(), vs2)
 	ensurePrevote(voteCh, height, round)
 	ensurePrecommit(voteCh, height, round)
 	validatePrecommit(t, cs1, round, -1, vss[0], nil, nil)
-	signAddVotes(cs1, tmproto.PrecommitType, propBlock.Hash(), propBlock.MakePartSet(partSize).Header(), vs2)
+	signAddVotes(cs1, tmproto.PrecommitType, pblk.Hash(), pblk.MakePartSet(partSize).Header(), vs2)
 }
 
 //----------------------------------------------------------------------------------------------------
@@ -557,7 +555,7 @@ func TestStateLockNoPOL(t *testing.T) {
 
 	// now we're on a new round and not the proposer
 	// so set the proposal block
-	if err := cs1.SetProposalAndBlock(prop, propBlock, propBlock.MakePartSet(partSize), ""); err != nil {
+	if err := cs1.SetProposal(prop, ""); err != nil {
 		t.Fatal(err)
 	}
 
@@ -648,7 +646,7 @@ func TestStateLockPOLRelock(t *testing.T) {
 
 	round++ // moving to the next round
 	//XXX: this isnt guaranteed to get there before the timeoutPropose ...
-	if err := cs1.SetProposalAndBlock(prop, propBlock, propBlockParts, "some peer"); err != nil {
+	if err := cs1.SetProposal(prop, "some peer"); err != nil {
 		t.Fatal(err)
 	}
 
@@ -689,8 +687,6 @@ func TestStateLockPOLUnlock(t *testing.T) {
 	vs2, vs3, vs4 := vss[1], vss[2], vss[3]
 	height, round := cs1.Height, cs1.Round
 
-	partSize := types.BlockPartSizeBytes
-
 	proposalCh := subscribe(cs1.eventBus, types.EventQueryCompleteProposal)
 	timeoutWaitCh := subscribe(cs1.eventBus, types.EventQueryTimeoutWait)
 	newRoundCh := subscribe(cs1.eventBus, types.EventQueryNewRound)
@@ -730,8 +726,7 @@ func TestStateLockPOLUnlock(t *testing.T) {
 	signAddVotes(cs1, tmproto.PrecommitType, theBlockHash, theBlockParts, vs3)
 
 	// before we time out into new round, set next proposal block
-	prop, propBlock := decideProposal(cs1, vs2, vs2.Height, vs2.Round+1)
-	propBlockParts := propBlock.MakePartSet(partSize)
+	prop, _ := decideProposal(cs1, vs2, vs2.Height, vs2.Round+1)
 
 	// timeout to new round
 	ensureNewTimeout(timeoutWaitCh, height, round, cs1.config.Precommit(round).Nanoseconds())
@@ -748,7 +743,7 @@ func TestStateLockPOLUnlock(t *testing.T) {
 		cs1 unlocks!
 	*/
 	//XXX: this isnt guaranteed to get there before the timeoutPropose ...
-	if err := cs1.SetProposalAndBlock(prop, propBlock, propBlockParts, "some peer"); err != nil {
+	if err := cs1.SetProposal(prop, "some peer"); err != nil {
 		t.Fatal(err)
 	}
 
@@ -853,7 +848,7 @@ func TestStateLockPOLUnlockOnUnknownBlock(t *testing.T) {
 	// we should have unlocked and locked on the new block, sending a precommit for this new block
 	validatePrecommit(t, cs1, round, -1, vss[0], nil, nil)
 
-	if err := cs1.SetProposalAndBlock(prop, propBlock, secondBlockParts, "some peer"); err != nil {
+	if err := cs1.SetProposal(prop, "some peer"); err != nil {
 		t.Fatal(err)
 	}
 
@@ -883,7 +878,7 @@ func TestStateLockPOLUnlockOnUnknownBlock(t *testing.T) {
 		Round2 (vs3, C) // C C C C // C nil nil nil)
 	*/
 
-	if err := cs1.SetProposalAndBlock(prop, propBlock, thirdPropBlockParts, "some peer"); err != nil {
+	if err := cs1.SetProposal(prop, "some peer"); err != nil {
 		t.Fatal(err)
 	}
 
@@ -953,7 +948,7 @@ func TestStateLockPOLSafety1(t *testing.T) {
 	ensureNewRound(newRoundCh, height, round)
 
 	//XXX: this isnt guaranteed to get there before the timeoutPropose ...
-	if err := cs1.SetProposalAndBlock(prop, propBlock, propBlockParts, "some peer"); err != nil {
+	if err := cs1.SetProposal(prop, "some peer"); err != nil {
 		t.Fatal(err)
 	}
 	/*Round2
@@ -1060,7 +1055,7 @@ func TestStateLockPOLSafety2(t *testing.T) {
 	startTestRound(cs1, height, round)
 	ensureNewRound(newRoundCh, height, round)
 
-	if err := cs1.SetProposalAndBlock(prop1, propBlock1, propBlockParts1, "some peer"); err != nil {
+	if err := cs1.SetProposal(prop1, "some peer"); err != nil {
 		t.Fatal(err)
 	}
 	ensureNewProposal(proposalCh, height, round)
@@ -1094,7 +1089,7 @@ func TestStateLockPOLSafety2(t *testing.T) {
 
 	newProp.Signature = p.Signature
 
-	if err := cs1.SetProposalAndBlock(newProp, propBlock0, propBlockParts0, "some peer"); err != nil {
+	if err := cs1.SetProposal(newProp, "some peer"); err != nil {
 		t.Fatal(err)
 	}
 
@@ -1312,7 +1307,7 @@ func TestSetValidBlockOnDelayedProposal(t *testing.T) {
 	ensurePrecommit(voteCh, height, round)
 	validatePrecommit(t, cs1, round, -1, vss[0], nil, nil)
 
-	if err := cs1.SetProposalAndBlock(prop, propBlock, propBlockParts, "some peer"); err != nil {
+	if err := cs1.SetProposal(prop, "some peer"); err != nil {
 		t.Fatal(err)
 	}
 
@@ -1511,7 +1506,7 @@ func TestCommitFromPreviousRound(t *testing.T) {
 	assert.True(t, rs.ProposalBlock == nil)
 	assert.True(t, rs.ProposalBlockParts.Header().Equals(propBlockParts.Header()))
 
-	if err := cs1.SetProposalAndBlock(prop, propBlock, propBlockParts, "some peer"); err != nil {
+	if err := cs1.SetProposal(prop, "some peer"); err != nil {
 		t.Fatal(err)
 	}
 
@@ -1602,8 +1597,6 @@ func TestResetTimeoutPrecommitUponNewHeight(t *testing.T) {
 	vs2, vs3, vs4 := vss[1], vss[2], vss[3]
 	height, round := cs1.Height, cs1.Round
 
-	partSize := types.BlockPartSizeBytes
-
 	proposalCh := subscribe(cs1.eventBus, types.EventQueryCompleteProposal)
 
 	newRoundCh := subscribe(cs1.eventBus, types.EventQueryNewRound)
@@ -1637,10 +1630,8 @@ func TestResetTimeoutPrecommitUponNewHeight(t *testing.T) {
 
 	ensureNewBlockHeader(newBlockHeader, height, theBlockHash)
 
-	prop, propBlock := decideProposal(cs1, vs2, height+1, 0)
-	propBlockParts := propBlock.MakePartSet(partSize)
-
-	if err := cs1.SetProposalAndBlock(prop, propBlock, propBlockParts, "some peer"); err != nil {
+	prop, _ := decideProposal(cs1, vs2, height+1, 0)
+	if err := cs1.SetProposal(prop, "some peer"); err != nil {
 		t.Fatal(err)
 	}
 	ensureNewProposal(proposalCh, height+1, 0)
diff --git a/go.mod b/go.mod
index ff666440b5..541d276374 100644
--- a/go.mod
+++ b/go.mod
@@ -30,6 +30,7 @@ require (
 	github.com/lazyledger/nmt v0.3.1
 	github.com/lazyledger/rsmt2d v0.2.0
 	github.com/libp2p/go-buffer-pool v0.0.2
+	github.com/libp2p/go-libp2p v0.12.0 // indirect
 	github.com/minio/highwayhash v1.0.1
 	github.com/multiformats/go-multihash v0.0.14
 	github.com/petermattis/goid v0.0.0-20180202154549-b0b1615b78e5 // indirect
diff --git a/go.sum b/go.sum
index b92cfc7202..a64b018c23 100644
--- a/go.sum
+++ b/go.sum
@@ -10,23 +10,36 @@ cloud.google.com/go v0.44.2/go.mod h1:60680Gw3Yr4ikxnPRS/oxxkBccT6SA1yMk63TGekxK
 cloud.google.com/go v0.45.1/go.mod h1:RpBamKRgapWJb87xiFSdk4g1CME7QZg3uwTez+TSTjc=
 cloud.google.com/go v0.46.3/go.mod h1:a6bKKbmY7er1mI7TEI4lsAkts/mkhTSZK8w33B4RAg0=
 cloud.google.com/go v0.50.0/go.mod h1:r9sluTvynVuxRIOHXQEHMFffphuXHOMZMycpNR5e6To=
+cloud.google.com/go v0.53.0 h1:MZQCQQaRwOrAcuKjiHWHrgKykt4fZyuwF2dtiG3fGW8=
 cloud.google.com/go v0.53.0/go.mod h1:fp/UouUEsRkN6ryDKNW/Upv/JBKnv6WDthjR6+vze6M=
 cloud.google.com/go/bigquery v1.0.1/go.mod h1:i/xbL2UlR5RvWAURpBYZTtm/cXjCha9lbfbpx4poX+o=
+cloud.google.com/go/bigquery v1.3.0 h1:sAbMqjY1PEQKZBWfbu6Y6bsupJ9c4QdHnzg/VvYTLcE=
 cloud.google.com/go/bigquery v1.3.0/go.mod h1:PjpwJnslEMmckchkHFfq+HTD2DmtT67aNFKH1/VBDHE=
+cloud.google.com/go/datastore v1.0.0 h1:Kt+gOPPp2LEPWp8CSfxhsM8ik9CcyE/gYu+0r+RnZvM=
 cloud.google.com/go/datastore v1.0.0/go.mod h1:LXYbyblFSglQ5pkeyhO+Qmw7ukd3C+pD7TKLgZqpHYE=
+cloud.google.com/go/firestore v1.1.0 h1:9x7Bx0A9R5/M9jibeJeZWqjeVEIxYW9fZYqB9a70/bY=
 cloud.google.com/go/firestore v1.1.0/go.mod h1:ulACoGHTpvq5r8rxGJ4ddJZBZqakUQqClKRT5SZwBmk=
 cloud.google.com/go/pubsub v1.0.1/go.mod h1:R0Gpsv3s54REJCy4fxDixWD93lHJMoZTyQ2kNxGRt3I=
+cloud.google.com/go/pubsub v1.1.0 h1:9/vpR43S4aJaROxqQHQ3nH9lfyKKV0dC3vOmnw8ebQQ=
 cloud.google.com/go/pubsub v1.1.0/go.mod h1:EwwdRX2sKPjnvnqCa270oGRyludottCI76h+R3AArQw=
 cloud.google.com/go/storage v1.0.0/go.mod h1:IhtSnM/ZTZV8YYJWCY8RULGVqBDmpoyjwiyrjsg+URw=
+cloud.google.com/go/storage v1.5.0 h1:RPUcBvDeYgQFMfQu1eBMq6piD1SXmLH+vK3qjewZPus=
 cloud.google.com/go/storage v1.5.0/go.mod h1:tpKbwo567HUNpVclU5sGELwQWBDZ8gh0ZeosJ0Rtdos=
+contrib.go.opencensus.io/exporter/prometheus v0.2.0 h1:9PUk0/8V0LGoPqVCrf8fQZJkFGBxudu8jOjQSMwoD6w=
 contrib.go.opencensus.io/exporter/prometheus v0.2.0/go.mod h1:TYmVAyE8Tn1lyPcltF5IYYfWp2KHu7lQGIZnj8iZMys=
+dmitri.shuralyov.com/app/changes v0.0.0-20180602232624-0a106ad413e3 h1:hJiie5Bf3QucGRa4ymsAUOxyhYwGEz1xrsVk0P8erlw=
 dmitri.shuralyov.com/app/changes v0.0.0-20180602232624-0a106ad413e3/go.mod h1:Yl+fi1br7+Rr3LqpNJf1/uxUdtRUV+Tnj0o93V2B9MU=
+dmitri.shuralyov.com/gpu/mtl v0.0.0-20190408044501-666a987793e9 h1:VpgP7xuJadIUuKccphEpTJnWhS2jkQyMt6Y7pJCD7fY=
 dmitri.shuralyov.com/gpu/mtl v0.0.0-20190408044501-666a987793e9/go.mod h1:H6x//7gZCb22OMCxBHrMx7a5I7Hp++hsVxbQ4BYO7hU=
+dmitri.shuralyov.com/html/belt v0.0.0-20180602232347-f7d459c86be0 h1:SPOUaucgtVls75mg+X7CXigS71EnsfVUK/2CgVrwqgw=
 dmitri.shuralyov.com/html/belt v0.0.0-20180602232347-f7d459c86be0/go.mod h1:JLBrvjyP0v+ecvNYvCpyZgu5/xkfAUhi6wJj28eUfSU=
+dmitri.shuralyov.com/service/change v0.0.0-20181023043359-a85b471d5412 h1:GvWw74lx5noHocd+f6HBMXK6DuggBB1dhVkuGZbv7qM=
 dmitri.shuralyov.com/service/change v0.0.0-20181023043359-a85b471d5412/go.mod h1:a1inKt/atXimZ4Mv927x+r7UpyzRUf4emIoiiSC2TN4=
+dmitri.shuralyov.com/state v0.0.0-20180228185332-28bcc343414c h1:ivON6cwHK1OH26MZyWDCnbTRZZf0IhNsENoNAKFS1g4=
 dmitri.shuralyov.com/state v0.0.0-20180228185332-28bcc343414c/go.mod h1:0PRwlb0D6DFvNNtx+9ybjezNCa8XF0xaYcETyp6rHWU=
 filippo.io/edwards25519 v1.0.0-alpha.2 h1:EWbZLqGEPSIj2W69gx04KtNVkyPIfe3uj0DhDQJonbQ=
 filippo.io/edwards25519 v1.0.0-alpha.2/go.mod h1:X+pm78QAUPtFLi1z9PYIlS/bdDnvbCOGKtZ+ACWEf7o=
+git.apache.org/thrift.git v0.0.0-20180902110319-2566ecd5d999 h1:OR8VhtwhcAI3U48/rzBsVOuHi0zDPzYI1xASVcdSgR8=
 git.apache.org/thrift.git v0.0.0-20180902110319-2566ecd5d999/go.mod h1:fPE2ZNJGynbRyZ4dJvy6G277gSllfV2HJqblrnkyeyg=
 github.com/AndreasBriese/bbloom v0.0.0-20180913140656-343706a395b7/go.mod h1:bOvUY6CB00SOBii9/FifXqc0awNKxLFCL/+pkDPuyl8=
 github.com/AndreasBriese/bbloom v0.0.0-20190306092124-e2d15f34fcf9/go.mod h1:bOvUY6CB00SOBii9/FifXqc0awNKxLFCL/+pkDPuyl8=
@@ -34,16 +47,21 @@ github.com/AndreasBriese/bbloom v0.0.0-20190825152654-46b345b51c96 h1:cTp8I5+VIo
 github.com/AndreasBriese/bbloom v0.0.0-20190825152654-46b345b51c96/go.mod h1:bOvUY6CB00SOBii9/FifXqc0awNKxLFCL/+pkDPuyl8=
 github.com/BurntSushi/toml v0.3.1 h1:WXkYYl6Yr3qBf1K79EBnL4mak0OimBfB0XUf9Vl28OQ=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
+github.com/BurntSushi/xgb v0.0.0-20160522181843-27f122750802 h1:1BDTz0u9nC3//pOCMdNH+CiXJVYJh5UQNCOBG7jbELc=
 github.com/BurntSushi/xgb v0.0.0-20160522181843-27f122750802/go.mod h1:IVnqGOEym/WlBOVXweHU+Q+/VP0lqqI8lqeDx9IjBqo=
 github.com/ChainSafe/go-schnorrkel v0.0.0-20200405005733-88cbf1b4c40d h1:nalkkPQcITbvhmL4+C4cKA87NW0tfm3Kl9VXRoPywFg=
 github.com/ChainSafe/go-schnorrkel v0.0.0-20200405005733-88cbf1b4c40d/go.mod h1:URdX5+vg25ts3aCh8H5IFZybJYKWhJHYMTnf+ULtoC4=
 github.com/DataDog/zstd v1.4.1 h1:3oxKN3wbHibqx897utPC2LTQU4J+IHWWJO+glkAkpFM=
 github.com/DataDog/zstd v1.4.1/go.mod h1:1jcaCB/ufaK+sKp1NBhlGmpz41jOoPQ35bpF36t7BBo=
+github.com/Knetic/govaluate v3.0.1-0.20171022003610-9aa49832a739+incompatible h1:1G1pk05UrOh0NlF1oeaaix1x8XzrfjIDK47TY0Zehcw=
 github.com/Knetic/govaluate v3.0.1-0.20171022003610-9aa49832a739+incompatible/go.mod h1:r7JcOSlj0wfOMncg0iLm8Leh48TZaKVeNIfJntJ2wa0=
+github.com/Kubuxu/go-os-helper v0.0.1 h1:EJiD2VUQyh5A9hWJLmc6iWg6yIcJ7jpBcwC8GMGXfDk=
 github.com/Kubuxu/go-os-helper v0.0.1/go.mod h1:N8B+I7vPCT80IcP58r50u4+gEEcsZETFUpAzWW2ep1Y=
 github.com/OneOfOne/xxhash v1.2.2 h1:KMrpdQIwFcEqXDklaen+P1axHaj9BSKzvpUUfnHldSE=
 github.com/OneOfOne/xxhash v1.2.2/go.mod h1:HSdplMjZKSmBqAxg5vPj2TmRDmfkzw+cTzAElWljhcU=
+github.com/Shopify/sarama v1.19.0 h1:9oksLxC6uxVPHPVYUmq6xhr1BOF/hHobWH2UzO67z1s=
 github.com/Shopify/sarama v1.19.0/go.mod h1:FVkBWblsNy7DGZRfXLU0O9RCGt5g3g3yEuWXgklEdEo=
+github.com/Shopify/toxiproxy v2.1.4+incompatible h1:TKdv8HiTLgE5wdJuEML90aBgNWsokNbMijUGhmcoBJc=
 github.com/Shopify/toxiproxy v2.1.4+incompatible/go.mod h1:OXgGpZ6Cli1/URJOF1DMxUHB2q5Ap20/P/eIdh4G0pI=
 github.com/Stebalien/go-bitfield v0.0.1 h1:X3kbSSPUaJK60wV2hjOPZwmpljr6VGCqdq4cBLhbQBo=
 github.com/Stebalien/go-bitfield v0.0.1/go.mod h1:GNjFpasyUVkHMsfEOk8EFLJ9syQ6SI+XWrX9Wf2XH0s=
@@ -51,25 +69,39 @@ github.com/VividCortex/gohistogram v1.0.0 h1:6+hBz+qvs0JOrrNhhmR7lFxo5sINxBCGXrd
 github.com/VividCortex/gohistogram v1.0.0/go.mod h1:Pf5mBqqDxYaXu3hDrrU+w6nw50o/4+TcAqDqk/vUH7g=
 github.com/Workiva/go-datastructures v1.0.52 h1:PLSK6pwn8mYdaoaCZEMsXBpBotr4HHn9abU0yMQt0NI=
 github.com/Workiva/go-datastructures v1.0.52/go.mod h1:Z+F2Rca0qCsVYDS8z7bAGm8f3UkzuWYS/oBZz5a7VVA=
+github.com/aead/siphash v1.0.1 h1:FwHfE/T45KPKYuuSAKyyvE+oPWcaQ+CUmFW0bPlM+kg=
 github.com/aead/siphash v1.0.1/go.mod h1:Nywa3cDsYNNK3gaciGTWPwHt0wlpNV15vwmswBAUSII=
+github.com/afex/hystrix-go v0.0.0-20180502004556-fa1af6a1f4f5 h1:rFw4nCn9iMW+Vajsk51NtYIcwSTkXr+JGrMd36kTDJw=
 github.com/afex/hystrix-go v0.0.0-20180502004556-fa1af6a1f4f5/go.mod h1:SkGFH1ia65gfNATL8TAiHDNxPzPdmEL5uirI2Uyuz6c=
 github.com/alecthomas/template v0.0.0-20160405071501-a0175ee3bccc/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
+github.com/alecthomas/template v0.0.0-20190718012654-fb15b899a751 h1:JYp7IbQjafoB+tBA3gMyHYHrpOtNuDiK/uB5uXxq5wM=
 github.com/alecthomas/template v0.0.0-20190718012654-fb15b899a751/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
 github.com/alecthomas/units v0.0.0-20151022065526-2efee857e7cf/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0=
 github.com/alecthomas/units v0.0.0-20190717042225-c3de453c63f4/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0=
+github.com/alecthomas/units v0.0.0-20190924025748-f65c72e2690d h1:UQZhZ2O0vMHr2cI+DC1Mbh0TJxzA3RcLoMsFw+aXw7E=
 github.com/alecthomas/units v0.0.0-20190924025748-f65c72e2690d/go.mod h1:rBZYJk541a8SKzHPHnH3zbiI+7dagKZ0cgpgrD7Fyho=
 github.com/alexbrainman/goissue34681 v0.0.0-20191006012335-3fc7a47baff5 h1:iW0a5ljuFxkLGPNem5Ui+KBjFJzKg4Fv2fnxe4dvzpM=
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+github.com/anmitsu/go-shlex v0.0.0-20161002113705-648efa622239 h1:kFOfPq6dUM1hTo4JG6LR5AXSUEsOjtdm0kw0FtQtMJA=
 github.com/anmitsu/go-shlex v0.0.0-20161002113705-648efa622239/go.mod h1:2FmKhYUyUczH0OGQWaF5ceTx0UBShxjsH6f8oGKYe2c=
 github.com/apache/thrift v0.12.0/go.mod h1:cp2SuWMxlEZw2r+iP2GNCdIi4C1qmUzdZFSVb+bacwQ=
+github.com/apache/thrift v0.13.0 h1:5hryIiq9gtn+MiLVn0wP37kb/uTeRZgN08WoCsAhIhI=
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@@ -91,22 +127,31 @@ github.com/btcsuite/btcd v0.0.0-20190824003749-130ea5bddde3/go.mod h1:3J08xEfcug
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@@ -160,6 +224,7 @@ github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c
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@@ -172,29 +237,40 @@ github.com/dgraph-io/badger/v3 v3.2011.1/go.mod h1:0rLLrQpKVQAL0or/lBLMQznhr6dWW
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@@ -202,19 +278,30 @@ github.com/fortytw2/leaktest v1.3.0 h1:u8491cBMTQ8ft8aeV+adlcytMZylmA5nnwwkRZjI8
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@@ -224,10 +311,13 @@ github.com/go-logfmt/logfmt v0.3.0/go.mod h1:Qt1PoO58o5twSAckw1HlFXLmHsOX5/0LbT9
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@@ -236,6 +326,7 @@ github.com/gogo/protobuf v1.3.0/go.mod h1:SlYgWuQ5SjCEi6WLHjHCa1yvBfUnHcTbrrZtXP
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@@ -244,6 +335,7 @@ github.com/golang/groupcache v0.0.0-20191027212112-611e8accdfc9/go.mod h1:cIg4er
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@@ -279,8 +371,11 @@ github.com/google/go-cmp v0.3.1/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMyw
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@@ -513,6 +642,7 @@ github.com/ipfs/go-merkledag v0.3.2 h1:MRqj40QkrWkvPswXs4EfSslhZ4RVPRbxwX11js0t1
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@@ -525,12 +655,14 @@ github.com/ipfs/go-peertaskqueue v0.1.0/go.mod h1:Jmk3IyCcfl1W3jTW3YpghSwSEC6IJ3
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@@ -538,6 +670,7 @@ github.com/ipld/go-ipld-prime v0.5.1-0.20201021195245-109253e8a018/go.mod h1:0xE
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@@ -556,41 +689,57 @@ github.com/jbenet/goprocess v0.0.0-20160826012719-b497e2f366b8/go.mod h1:Ly/wlsj
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@@ -615,6 +764,7 @@ github.com/libp2p/go-buffer-pool v0.0.2 h1:QNK2iAFa8gjAe1SPz6mHSMuCcjs+X1wlHzeOS
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@@ -691,13 +841,18 @@ github.com/libp2p/go-libp2p-discovery v0.2.0/go.mod h1:s4VGaxYMbw4+4+tsoQTqh7wfx
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 github.com/libp2p/go-libp2p-http v0.2.0/go.mod h1:GlNKFqDZHe25LVy2CvnZKx75/jLtMaD3VxZV6N39X7E=
 github.com/libp2p/go-libp2p-interface-connmgr v0.0.1/go.mod h1:GarlRLH0LdeWcLnYM/SaBykKFl9U5JFnbBGruAk/D5k=
 github.com/libp2p/go-libp2p-interface-connmgr v0.0.4/go.mod h1:GarlRLH0LdeWcLnYM/SaBykKFl9U5JFnbBGruAk/D5k=
+github.com/libp2p/go-libp2p-interface-connmgr v0.0.5 h1:KG/KNYL2tYzXAfMvQN5K1aAGTYSYUMJ1prgYa2/JI1E=
 github.com/libp2p/go-libp2p-interface-connmgr v0.0.5/go.mod h1:GarlRLH0LdeWcLnYM/SaBykKFl9U5JFnbBGruAk/D5k=
+github.com/libp2p/go-libp2p-interface-pnet v0.0.1 h1:7GnzRrBTJHEsofi1ahFdPN9Si6skwXQE9UqR2S+Pkh8=
 github.com/libp2p/go-libp2p-interface-pnet v0.0.1/go.mod h1:el9jHpQAXK5dnTpKA4yfCNBZXvrzdOU75zz+C6ryp3k=
 github.com/libp2p/go-libp2p-kad-dht v0.11.1 h1:FsriVQhOUZpCotWIjyFSjEDNJmUzuMma/RyyTDZanwc=
 github.com/libp2p/go-libp2p-kad-dht v0.11.1/go.mod h1:5ojtR2acDPqh/jXf5orWy8YGb8bHQDS+qeDcoscL/PI=
@@ -706,6 +861,7 @@ github.com/libp2p/go-libp2p-kbucket v0.4.7/go.mod h1:XyVo99AfQH0foSf176k4jY1xUJ2
 github.com/libp2p/go-libp2p-loggables v0.0.1/go.mod h1:lDipDlBNYbpyqyPX/KcoO+eq0sJYEVR2JgOexcivchg=
 github.com/libp2p/go-libp2p-loggables v0.1.0 h1:h3w8QFfCt2UJl/0/NW4K829HX/0S4KD31PQ7m8UXXO8=
 github.com/libp2p/go-libp2p-loggables v0.1.0/go.mod h1:EyumB2Y6PrYjr55Q3/tiJ/o3xoDasoRYM7nOzEpoa90=
+github.com/libp2p/go-libp2p-metrics v0.0.1 h1:yumdPC/P2VzINdmcKZd0pciSUCpou+s0lwYCjBbzQZU=
 github.com/libp2p/go-libp2p-metrics v0.0.1/go.mod h1:jQJ95SXXA/K1VZi13h52WZMa9ja78zjyy5rspMsC/08=
 github.com/libp2p/go-libp2p-mplex v0.1.1/go.mod h1:KUQWpGkCzfV7UIpi8SKsAVxyBgz1c9R5EvxgnwLsb/I=
 github.com/libp2p/go-libp2p-mplex v0.2.0/go.mod h1:Ejl9IyjvXJ0T9iqUTE1jpYATQ9NM3g+OtR+EMMODbKo=
@@ -719,6 +875,7 @@ github.com/libp2p/go-libp2p-nat v0.0.5/go.mod h1:1qubaE5bTZMJE+E/uu2URroMbzdubFz
 github.com/libp2p/go-libp2p-nat v0.0.6 h1:wMWis3kYynCbHoyKLPBEMu4YRLltbm8Mk08HGSfvTkU=
 github.com/libp2p/go-libp2p-nat v0.0.6/go.mod h1:iV59LVhB3IkFvS6S6sauVTSOrNEANnINbI/fkaLimiw=
 github.com/libp2p/go-libp2p-net v0.0.1/go.mod h1:Yt3zgmlsHOgUWSXmt5V/Jpz9upuJBE8EgNU9DrCcR8c=
+github.com/libp2p/go-libp2p-net v0.0.2 h1:qP06u4TYXfl7uW/hzqPhlVVTSA2nw1B/bHBJaUnbh6M=
 github.com/libp2p/go-libp2p-net v0.0.2/go.mod h1:Yt3zgmlsHOgUWSXmt5V/Jpz9upuJBE8EgNU9DrCcR8c=
 github.com/libp2p/go-libp2p-netutil v0.0.1/go.mod h1:GdusFvujWZI9Vt0X5BKqwWWmZFxecf9Gt03cKxm2f/Q=
 github.com/libp2p/go-libp2p-netutil v0.1.0 h1:zscYDNVEcGxyUpMd0JReUZTrpMfia8PmLKcKF72EAMQ=
@@ -743,6 +900,7 @@ github.com/libp2p/go-libp2p-peerstore v0.2.6/go.mod h1:ss/TWTgHZTMpsU/oKVVPQCGuD
 github.com/libp2p/go-libp2p-pnet v0.2.0 h1:J6htxttBipJujEjz1y0a5+eYoiPcFHhSYHH6na5f0/k=
 github.com/libp2p/go-libp2p-pnet v0.2.0/go.mod h1:Qqvq6JH/oMZGwqs3N1Fqhv8NVhrdYcO0BW4wssv21LA=
 github.com/libp2p/go-libp2p-protocol v0.0.1/go.mod h1:Af9n4PiruirSDjHycM1QuiMi/1VZNHYcK8cLgFJLZ4s=
+github.com/libp2p/go-libp2p-protocol v0.1.0 h1:HdqhEyhg0ToCaxgMhnOmUO8snQtt/kQlcjVk3UoJU3c=
 github.com/libp2p/go-libp2p-protocol v0.1.0/go.mod h1:KQPHpAabB57XQxGrXCNvbL6UEXfQqUgC/1adR2Xtflk=
 github.com/libp2p/go-libp2p-pubsub v0.4.0 h1:YNVRyXqBgv9i4RG88jzoTtkSOaSB45CqHkL29NNBZb4=
 github.com/libp2p/go-libp2p-pubsub v0.4.0/go.mod h1:izkeMLvz6Ht8yAISXjx60XUQZMq9ZMe5h2ih4dLIBIQ=
@@ -756,6 +914,7 @@ github.com/libp2p/go-libp2p-record v0.1.1/go.mod h1:VRgKajOyMVgP/F0L5g3kH7SVskp1
 github.com/libp2p/go-libp2p-record v0.1.2/go.mod h1:pal0eNcT5nqZaTV7UGhqeGqxFgGdsU/9W//C8dqjQDk=
 github.com/libp2p/go-libp2p-record v0.1.3 h1:R27hoScIhQf/A8XJZ8lYpnqh9LatJ5YbHs28kCIfql0=
 github.com/libp2p/go-libp2p-record v0.1.3/go.mod h1:yNUff/adKIfPnYQXgp6FQmNu3gLJ6EMg7+/vv2+9pY4=
+github.com/libp2p/go-libp2p-routing v0.0.1 h1:hPMAWktf9rYi3ME4MG48qE7dq1ofJxiQbfdvpNntjhc=
 github.com/libp2p/go-libp2p-routing v0.0.1/go.mod h1:N51q3yTr4Zdr7V8Jt2JIktVU+3xBBylx1MZeVA6t1Ys=
 github.com/libp2p/go-libp2p-routing-helpers v0.2.3 h1:xY61alxJ6PurSi+MXbywZpelvuU4U4p/gPTxjqCqTzY=
 github.com/libp2p/go-libp2p-routing-helpers v0.2.3/go.mod h1:795bh+9YeoFl99rMASoiVgHdi5bjack0N1+AFAdbvBw=
@@ -785,6 +944,7 @@ github.com/libp2p/go-libp2p-testing v0.3.0/go.mod h1:efZkql4UZ7OVsEfaxNHZPzIehts
 github.com/libp2p/go-libp2p-tls v0.1.3 h1:twKMhMu44jQO+HgQK9X8NHO5HkeJu2QbhLzLJpa8oNM=
 github.com/libp2p/go-libp2p-tls v0.1.3/go.mod h1:wZfuewxOndz5RTnCAxFliGjvYSDA40sKitV4c50uI1M=
 github.com/libp2p/go-libp2p-transport v0.0.1/go.mod h1:UzbUs9X+PHOSw7S3ZmeOxfnwaQY5vGDzZmKPod3N3tk=
+github.com/libp2p/go-libp2p-transport v0.0.5 h1:pV6+UlRxyDpASSGD+60vMvdifSCby6JkJDfi+yUMHac=
 github.com/libp2p/go-libp2p-transport v0.0.5/go.mod h1:StoY3sx6IqsP6XKoabsPnHCwqKXWUMWU7Rfcsubee/A=
 github.com/libp2p/go-libp2p-transport-upgrader v0.0.4/go.mod h1:RGq+tupk+oj7PzL2kn/m1w6YXxcIAYJYeI90h6BGgUc=
 github.com/libp2p/go-libp2p-transport-upgrader v0.1.1/go.mod h1:IEtA6or8JUbsV07qPW4r01GnTenLW4oi3lOPbUMGJJA=
@@ -804,6 +964,7 @@ github.com/libp2p/go-libp2p-yamux v0.4.0/go.mod h1:+DWDjtFMzoAwYLVkNZftoucn7PelN
 github.com/libp2p/go-maddr-filter v0.0.1/go.mod h1:6eT12kSQMA9x2pvFQa+xesMKUBlj9VImZbj3B9FBH/Q=
 github.com/libp2p/go-maddr-filter v0.0.4/go.mod h1:6eT12kSQMA9x2pvFQa+xesMKUBlj9VImZbj3B9FBH/Q=
 github.com/libp2p/go-maddr-filter v0.0.5/go.mod h1:Jk+36PMfIqCJhAnaASRH83bdAvfDRp/w6ENFaC9bG+M=
+github.com/libp2p/go-maddr-filter v0.1.0 h1:4ACqZKw8AqiuJfwFGq1CYDFugfXTOos+qQ3DETkhtCE=
 github.com/libp2p/go-maddr-filter v0.1.0/go.mod h1:VzZhTXkMucEGGEOSKddrwGiOv0tUhgnKqNEmIAz/bPU=
 github.com/libp2p/go-mplex v0.0.3/go.mod h1:pK5yMLmOoBR1pNCqDlA2GQrdAVTMkqFalaTWe7l4Yd0=
 github.com/libp2p/go-mplex v0.0.4/go.mod h1:pK5yMLmOoBR1pNCqDlA2GQrdAVTMkqFalaTWe7l4Yd0=
@@ -839,8 +1000,10 @@ github.com/libp2p/go-reuseport-transport v0.0.4 h1:OZGz0RB620QDGpv300n1zaOcKGGAo
 github.com/libp2p/go-reuseport-transport v0.0.4/go.mod h1:trPa7r/7TJK/d+0hdBLOCGvpQQVOU74OXbNCIMkufGw=
 github.com/libp2p/go-sockaddr v0.0.2 h1:tCuXfpA9rq7llM/v834RKc/Xvovy/AqM9kHvTV/jY/Q=
 github.com/libp2p/go-sockaddr v0.0.2/go.mod h1:syPvOmNs24S3dFVGJA1/mrqdeijPxLV2Le3BRLKd68k=
+github.com/libp2p/go-socket-activation v0.0.2 h1:VLU3IbrUUqu4DMhxA9857Q63qUpEAbCz5RqSnLCx5jE=
 github.com/libp2p/go-socket-activation v0.0.2/go.mod h1:KP44C+yZ7gA8sTxavgaD0b8vXVFJwam2CEW0s7+f094=
 github.com/libp2p/go-stream-muxer v0.0.1/go.mod h1:bAo8x7YkSpadMTbtTaxGVHWUQsR/l5MEaHbKaliuT14=
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 github.com/libp2p/go-stream-muxer v0.1.0/go.mod h1:8JAVsjeRBCWwPoZeH0W1imLOcriqXJyFvB0mR4A04sQ=
 github.com/libp2p/go-stream-muxer-multistream v0.1.1/go.mod h1:zmGdfkQ1AzOECIAcccoL8L//laqawOsO03zX8Sa+eGw=
 github.com/libp2p/go-stream-muxer-multistream v0.2.0/go.mod h1:j9eyPol/LLRqT+GPLSxvimPhNph4sfYfMoDPd7HkzIc=
@@ -853,6 +1016,7 @@ github.com/libp2p/go-tcp-transport v0.2.0/go.mod h1:vX2U0CnWimU4h0SGSEsg++AzvBcr
 github.com/libp2p/go-tcp-transport v0.2.1 h1:ExZiVQV+h+qL16fzCWtd1HSzPsqWottJ8KXwWaVi8Ns=
 github.com/libp2p/go-tcp-transport v0.2.1/go.mod h1:zskiJ70MEfWz2MKxvFB/Pv+tPIB1PpPUrHIWQ8aFw7M=
 github.com/libp2p/go-testutil v0.0.1/go.mod h1:iAcJc/DKJQanJ5ws2V+u5ywdL2n12X1WbbEG+Jjy69I=
+github.com/libp2p/go-testutil v0.1.0 h1:4QhjaWGO89udplblLVpgGDOQjzFlRavZOjuEnz2rLMc=
 github.com/libp2p/go-testutil v0.1.0/go.mod h1:81b2n5HypcVyrCg/MJx4Wgfp/VHojytjVe/gLzZ2Ehc=
 github.com/libp2p/go-ws-transport v0.0.5/go.mod h1:Qbl4BxPfXXhhd/o0wcrgoaItHqA9tnZjoFZnxykuaXU=
 github.com/libp2p/go-ws-transport v0.1.0/go.mod h1:rjw1MG1LU9YDC6gzmwObkPd/Sqwhw7yT74kj3raBFuo=
@@ -869,17 +1033,23 @@ github.com/libp2p/go-yamux v1.3.5/go.mod h1:FGTiPvoV/3DVdgWpX+tM0OW3tsM+W5bSE3gZ
 github.com/libp2p/go-yamux v1.3.7/go.mod h1:fr7aVgmdNGJK+N1g+b6DW6VxzbRCjCOejR/hkmpooHE=
 github.com/libp2p/go-yamux v1.4.0 h1:7nqe0T95T2CWh40IdJ/tp8RMor4ubc9/wYZpB2a/Hx0=
 github.com/libp2p/go-yamux v1.4.0/go.mod h1:fr7aVgmdNGJK+N1g+b6DW6VxzbRCjCOejR/hkmpooHE=
+github.com/lightstep/lightstep-tracer-common/golang/gogo v0.0.0-20190605223551-bc2310a04743 h1:143Bb8f8DuGWck/xpNUOckBVYfFbBTnLevfRZ1aVVqo=
 github.com/lightstep/lightstep-tracer-common/golang/gogo v0.0.0-20190605223551-bc2310a04743/go.mod h1:qklhhLq1aX+mtWk9cPHPzaBjWImj5ULL6C7HFJtXQMM=
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 github.com/lightstep/lightstep-tracer-go v0.18.1/go.mod h1:jlF1pusYV4pidLvZ+XD0UBX0ZE6WURAspgAczcDHrL4=
 github.com/lucas-clemente/quic-go v0.19.3 h1:eCDQqvGBB+kCTkA0XrAFtNe81FMa0/fn4QSoeAbmiF4=
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 github.com/lyft/protoc-gen-validate v0.0.13/go.mod h1:XbGvPuh87YZc5TdIa2/I4pLk0QoUACkjt2znoq26NVQ=
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 github.com/mailru/easyjson v0.0.0-20180823135443-60711f1a8329/go.mod h1:C1wdFJiN94OJF2b5HbByQZoLdCWB1Yqtg26g4irojpc=
+github.com/mailru/easyjson v0.0.0-20190312143242-1de009706dbe h1:W/GaMY0y69G4cFlmsC6B9sbuo2fP8OFP1ABjt4kPz+w=
 github.com/mailru/easyjson v0.0.0-20190312143242-1de009706dbe/go.mod h1:C1wdFJiN94OJF2b5HbByQZoLdCWB1Yqtg26g4irojpc=
+github.com/marten-seemann/qpack v0.2.1 h1:jvTsT/HpCn2UZJdP+UUB53FfUUgeOyG5K1ns0OJOGVs=
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@@ -889,18 +1059,23 @@ github.com/mattn/go-colorable v0.0.0-20170327083344-ded68f7a9561/go.mod h1:9vuHe
 github.com/mattn/go-colorable v0.0.9/go.mod h1:9vuHe8Xs5qXnSaW/c/ABM9alt+Vo+STaOChaDxuIBZU=
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 github.com/streadway/amqp v0.0.0-20190827072141-edfb9018d271/go.mod h1:AZpEONHx3DKn8O/DFsRAY58/XVQiIPMTMB1SddzLXVw=
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 github.com/stretchr/objx v0.1.1 h1:2vfRuCMp5sSVIDSqO8oNnWJq7mPa6KVP3iPIwFBuy8A=
@@ -1204,18 +1454,27 @@ github.com/subosito/gotenv v1.2.0/go.mod h1:N0PQaV/YGNqwC0u51sEeR/aUtSLEXKX9iv69
 github.com/syndtr/goleveldb v1.0.0/go.mod h1:ZVVdQEZoIme9iO1Ch2Jdy24qqXrMMOU6lpPAyBWyWuQ=
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 github.com/urfave/cli v1.20.0/go.mod h1:70zkFmudgCuE/ngEzBv17Jvp/497gISqfk5gWijbERA=
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 github.com/viant/assertly v0.4.8/go.mod h1:aGifi++jvCrUaklKEKT0BU95igDNaqkvz+49uaYMPRU=
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 github.com/viant/toolbox v0.24.0/go.mod h1:OxMCG57V0PXuIP2HNQrtJf2CjqdmbrOx5EkMILuUhzM=
 github.com/vivint/infectious v0.0.0-20200605153912-25a574ae18a3 h1:zMsHhfK9+Wdl1F7sIKLyx3wrOFofpb3rWFbA4HgcK5k=
 github.com/vivint/infectious v0.0.0-20200605153912-25a574ae18a3/go.mod h1:R0Gbuw7ElaGSLOZUSwBm/GgVwMd30jWxBDdAyMOeTuc=
@@ -1233,9 +1492,13 @@ github.com/whyrusleeping/chunker v0.0.0-20181014151217-fe64bd25879f/go.mod h1:p9
 github.com/whyrusleeping/go-keyspace v0.0.0-20160322163242-5b898ac5add1 h1:EKhdznlJHPMoKr0XTrX+IlJs1LH3lyx2nfr1dOlZ79k=
 github.com/whyrusleeping/go-keyspace v0.0.0-20160322163242-5b898ac5add1/go.mod h1:8UvriyWtv5Q5EOgjHaSseUEdkQfvwFv1I/In/O2M9gc=
 github.com/whyrusleeping/go-logging v0.0.0-20170515211332-0457bb6b88fc/go.mod h1:bopw91TMyo8J3tvftk8xmU2kPmlrt4nScJQZU2hE5EM=
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 github.com/whyrusleeping/go-logging v0.0.1/go.mod h1:lDPYj54zutzG1XYfHAhcc7oNXEburHQBn+Iqd4yS4vE=
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 github.com/whyrusleeping/go-sysinfo v0.0.0-20190219211824-4a357d4b90b1/go.mod h1:tKH72zYNt/exx6/5IQO6L9LoQ0rEjd5SbbWaDTs9Zso=
+github.com/whyrusleeping/mafmt v1.2.8 h1:TCghSl5kkwEE0j+sU/gudyhVMRlpBin8fMBBHg59EbA=
 github.com/whyrusleeping/mafmt v1.2.8/go.mod h1:faQJFPbLSxzD9xpA02ttW/tS9vZykNvXwGvqIpk20FA=
 github.com/whyrusleeping/mdns v0.0.0-20180901202407-ef14215e6b30/go.mod h1:j4l84WPFclQPj320J9gp0XwNKBb3U0zt5CBqjPp22G4=
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@@ -1247,11 +1510,15 @@ github.com/whyrusleeping/tar-utils v0.0.0-20201201191210-20a61371de5b h1:wA3QeTs
 github.com/whyrusleeping/tar-utils v0.0.0-20201201191210-20a61371de5b/go.mod h1:xT1Y5p2JR2PfSZihE0s4mjdJaRGp1waCTf5JzhQLBck=
 github.com/whyrusleeping/timecache v0.0.0-20160911033111-cfcb2f1abfee h1:lYbXeSvJi5zk5GLKVuid9TVjS9a0OmLIDKTfoZBL6Ow=
 github.com/whyrusleeping/timecache v0.0.0-20160911033111-cfcb2f1abfee/go.mod h1:m2aV4LZI4Aez7dP5PMyVKEHhUyEJ/RjmPEDOpDvudHg=
+github.com/x-cray/logrus-prefixed-formatter v0.5.2 h1:00txxvfBM9muc0jiLIEAkAcIMJzfthRT6usrui8uGmg=
 github.com/x-cray/logrus-prefixed-formatter v0.5.2/go.mod h1:2duySbKsL6M18s5GU7VPsoEPHyzalCE06qoARUCeBBE=
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 github.com/yuin/goldmark v1.1.27/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
 github.com/yuin/goldmark v1.1.32/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
+github.com/yuin/goldmark v1.2.1 h1:ruQGxdhGHe7FWOJPT0mKs5+pD2Xs1Bm/kdGlHO04FmM=
 github.com/yuin/goldmark v1.2.1/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
 gitlab.com/NebulousLabs/errors v0.0.0-20171229012116-7ead97ef90b8/go.mod h1:ZkMZ0dpQyWwlENaeZVBiQRjhMEZvk6VTXquzl3FOFP8=
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@@ -1259,7 +1526,9 @@ gitlab.com/NebulousLabs/errors v0.0.0-20200929122200-06c536cf6975/go.mod h1:ZkMZ
 gitlab.com/NebulousLabs/fastrand v0.0.0-20181126182046-603482d69e40 h1:dizWJqTWjwyD8KGcMOwgrkqu1JIkofYgKkmDeNE7oAs=
 gitlab.com/NebulousLabs/fastrand v0.0.0-20181126182046-603482d69e40/go.mod h1:rOnSnoRyxMI3fe/7KIbVcsHRGxe30OONv8dEgo+vCfA=
 go.etcd.io/bbolt v1.3.2/go.mod h1:IbVyRI1SCnLcuJnV2u8VeU0CEYM7e686BmAb1XKL+uU=
+go.etcd.io/bbolt v1.3.3 h1:MUGmc65QhB3pIlaQ5bB4LwqSj6GIonVJXpZiaKNyaKk=
 go.etcd.io/bbolt v1.3.3/go.mod h1:IbVyRI1SCnLcuJnV2u8VeU0CEYM7e686BmAb1XKL+uU=
+go.etcd.io/etcd v0.0.0-20191023171146-3cf2f69b5738 h1:VcrIfasaLFkyjk6KNlXQSzO+B0fZcnECiDrKJsfxka0=
 go.etcd.io/etcd v0.0.0-20191023171146-3cf2f69b5738/go.mod h1:dnLIgRNXwCJa5e+c6mIZCrds/GIG4ncV9HhK5PX7jPg=
 go.opencensus.io v0.18.0/go.mod h1:vKdFvxhtzZ9onBp9VKHK8z/sRpBMnKAsufL7wlDrCOA=
 go.opencensus.io v0.20.1/go.mod h1:6WKK9ahsWS3RSO+PY9ZHZUfv2irvY6gN279GOPZjmmk=
@@ -1272,6 +1541,7 @@ go.opencensus.io v0.22.3/go.mod h1:yxeiOL68Rb0Xd1ddK5vPZ/oVn4vY4Ynel7k9FzqtOIw=
 go.opencensus.io v0.22.4/go.mod h1:yxeiOL68Rb0Xd1ddK5vPZ/oVn4vY4Ynel7k9FzqtOIw=
 go.opencensus.io v0.22.5 h1:dntmOdLpSpHlVqbW5Eay97DelsZHe+55D+xC6i0dDS0=
 go.opencensus.io v0.22.5/go.mod h1:5pWMHQbX5EPX2/62yrJeAkowc+lfs/XD7Uxpq3pI6kk=
+go.starlark.net v0.0.0-20190702223751-32f345186213 h1:lkYv5AKwvvduv5XWP6szk/bvvgO6aDeUujhZQXIFTes=
 go.starlark.net v0.0.0-20190702223751-32f345186213/go.mod h1:c1/X6cHgvdXj6pUlmWKMkuqRnW4K8x2vwt6JAaaircg=
 go.uber.org/atomic v1.3.2/go.mod h1:gD2HeocX3+yG+ygLZcrzQJaqmWj9AIm7n08wl/qW/PE=
 go.uber.org/atomic v1.4.0/go.mod h1:gD2HeocX3+yG+ygLZcrzQJaqmWj9AIm7n08wl/qW/PE=
@@ -1302,7 +1572,9 @@ go4.org v0.0.0-20180809161055-417644f6feb5/go.mod h1:MkTOUMDaeVYJUOUsaDXIhWPZYa1
 go4.org v0.0.0-20200411211856-f5505b9728dd h1:BNJlw5kRTzdmyfh5U8F93HA2OwkP7ZGwA51eJ/0wKOU=
 go4.org v0.0.0-20200411211856-f5505b9728dd/go.mod h1:CIiUVy99QCPfoE13bO4EZaz5GZMZXMSBGhxRdsvzbkg=
 golang.org/x/arch v0.0.0-20190927153633-4e8777c89be4/go.mod h1:flIaEI6LNU6xOCD5PaJvn9wGP0agmIOqjrtsKGRguv4=
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 golang.org/x/arch v0.0.0-20201008161808-52c3e6f60cff/go.mod h1:flIaEI6LNU6xOCD5PaJvn9wGP0agmIOqjrtsKGRguv4=
+golang.org/x/build v0.0.0-20190111050920-041ab4dc3f9d h1:E2M5QgjZ/Jg+ObCQAudsXxuTsLj7Nl5RV/lZcQZmKSo=
 golang.org/x/build v0.0.0-20190111050920-041ab4dc3f9d/go.mod h1:OWs+y06UdEOHN4y+MfF/py+xQ/tYqIWW03b70/CG9Rw=
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@@ -1341,8 +1613,10 @@ golang.org/x/exp v0.0.0-20190829153037-c13cbed26979/go.mod h1:86+5VVa7VpoJ4kLfm0
 golang.org/x/exp v0.0.0-20191030013958-a1ab85dbe136/go.mod h1:JXzH8nQsPlswgeRAPE3MuO9GYsAcnJvJ4vnMwN/5qkY=
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 golang.org/x/exp v0.0.0-20191227195350-da58074b4299/go.mod h1:2RIsYlXP63K8oxa1u096TMicItID8zy7Y6sNkU49FU4=
+golang.org/x/exp v0.0.0-20200207192155-f17229e696bd h1:zkO/Lhoka23X63N9OSzpSeROEUQ5ODw47tM3YWjygbs=
 golang.org/x/exp v0.0.0-20200207192155-f17229e696bd/go.mod h1:J/WKrq2StrnmMY6+EHIKF9dgMWnmCNThgcyBT1FY9mM=
 golang.org/x/image v0.0.0-20190227222117-0694c2d4d067/go.mod h1:kZ7UVZpmo3dzQBMxlp+ypCbDeSB+sBbTgSJuh5dn5js=
+golang.org/x/image v0.0.0-20190802002840-cff245a6509b h1:+qEpEAPhDZ1o0x3tHzZTQDArnOixOzGD9HUJfcg0mb4=
 golang.org/x/image v0.0.0-20190802002840-cff245a6509b/go.mod h1:FeLwcggjj3mMvU+oOTbSwawSJRM1uh48EjtB4UJZlP0=
 golang.org/x/lint v0.0.0-20180702182130-06c8688daad7/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE=
 golang.org/x/lint v0.0.0-20181026193005-c67002cb31c3/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE=
@@ -1357,6 +1631,7 @@ golang.org/x/lint v0.0.0-20200130185559-910be7a94367/go.mod h1:3xt1FjdF8hUf6vQPI
 golang.org/x/lint v0.0.0-20200302205851-738671d3881b h1:Wh+f8QHJXR411sJR8/vRBTZ7YapZaRvUcLFFJhusH0k=
 golang.org/x/lint v0.0.0-20200302205851-738671d3881b/go.mod h1:3xt1FjdF8hUf6vQPIChWIBhFzV8gjjsPE/fR3IyQdNY=
 golang.org/x/mobile v0.0.0-20190312151609-d3739f865fa6/go.mod h1:z+o9i4GpDbdi3rU15maQ/Ox0txvL9dWGYEHz965HBQE=
+golang.org/x/mobile v0.0.0-20190719004257-d2bd2a29d028 h1:4+4C/Iv2U4fMZBiMCc98MG1In4gJY5YRhtpDNeDeHWs=
 golang.org/x/mobile v0.0.0-20190719004257-d2bd2a29d028/go.mod h1:E/iHnbuqvinMTCcRqshq8CkpyQDoeVncDDYHnLhea+o=
 golang.org/x/mod v0.0.0-20190513183733-4bf6d317e70e/go.mod h1:mXi4GBBbnImb6dmsKGUJ2LatrhH/nqhxcFungHvyanc=
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@@ -1409,7 +1684,9 @@ golang.org/x/oauth2 v0.0.0-20181203162652-d668ce993890/go.mod h1:N/0e6XlmueqKjAG
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@@ -1479,6 +1756,7 @@ golang.org/x/sys v0.0.0-20201015000850-e3ed0017c211/go.mod h1:h1NjWce9XRLGQEsW7w
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@@ -1489,6 +1767,7 @@ golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
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@@ -1550,6 +1829,7 @@ google.golang.org/api v0.9.0/go.mod h1:o4eAsZoiT+ibD93RtjEohWalFOjRDx6CVaqeizhEn
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@@ -1557,6 +1837,7 @@ google.golang.org/appengine v1.3.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7
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@@ -1609,24 +1890,34 @@ google.golang.org/protobuf v1.23.1-0.20200526195155-81db48ad09cc/go.mod h1:EGpAD
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@@ -1639,6 +1930,7 @@ gopkg.in/yaml.v2 v2.3.0/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
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