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Unverified Commit a32fa8a7 authored by Steven Allen's avatar Steven Allen Committed by GitHub
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Merge pull request #119 from ipfs/feat/use-peer-task-queue-package 

Use shared peer task queue with Graphsync
parents 5ec87a8d d2a4d88a
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Showing with 46 additions and 565 deletions
decision/bench_test.go deleted 100644 → 0
View file @ 5ec87a8d
package decision
import (
"fmt"
"math"
"testing"
"github.com/ipfs/go-bitswap/wantlist"
cid "github.com/ipfs/go-cid"
u "github.com/ipfs/go-ipfs-util"
"github.com/libp2p/go-libp2p-peer"
"github.com/libp2p/go-testutil"
)
// FWIW: At the time of this commit, including a timestamp in task increases
// time cost of Push by 3%.
func BenchmarkTaskQueuePush(b *testing.B) {
q := newPRQ()
peers := []peer.ID{
testutil.RandPeerIDFatal(b),
testutil.RandPeerIDFatal(b),
testutil.RandPeerIDFatal(b),
}
b.ResetTimer()
for i := 0; i < b.N; i++ {
c := cid.NewCidV0(u.Hash([]byte(fmt.Sprint(i))))
q.Push(peers[i%len(peers)], wantlist.Entry{Cid: c, Priority: math.MaxInt32})
}
}
decision/engine.go
View file @ a32fa8a7
......@@ -8,6 +8,9 @@ import (
bsmsg "github.com/ipfs/go-bitswap/message"
wl "github.com/ipfs/go-bitswap/wantlist"
cid "github.com/ipfs/go-cid"
"github.com/ipfs/go-peertaskqueue"
"github.com/ipfs/go-peertaskqueue/peertask"
blocks "github.com/ipfs/go-block-format"
bstore "github.com/ipfs/go-ipfs-blockstore"
......@@ -73,7 +76,7 @@ type Engine struct {
// peerRequestQueue is a priority queue of requests received from peers.
// Requests are popped from the queue, packaged up, and placed in the
// outbox.
peerRequestQueue *prq
peerRequestQueue *peertaskqueue.PeerTaskQueue
// FIXME it's a bit odd for the client and the worker to both share memory
// (both modify the peerRequestQueue) and also to communicate over the
......@@ -100,7 +103,7 @@ func NewEngine(ctx context.Context, bs bstore.Blockstore) *Engine {
e := &Engine{
ledgerMap: make(map[peer.ID]*ledger),
bs: bs,
peerRequestQueue: newPRQ(),
peerRequestQueue: peertaskqueue.New(),
outbox: make(chan (<-chan *Envelope), outboxChanBuffer),
workSignal: make(chan struct{}, 1),
ticker: time.NewTicker(time.Millisecond * 100),
......@@ -159,23 +162,23 @@ func (e *Engine) taskWorker(ctx context.Context) {
// context is cancelled before the next Envelope can be created.
func (e *Engine) nextEnvelope(ctx context.Context) (*Envelope, error) {
for {
nextTask := e.peerRequestQueue.Pop()
nextTask := e.peerRequestQueue.PopBlock()
for nextTask == nil {
select {
case <-ctx.Done():
return nil, ctx.Err()
case <-e.workSignal:
nextTask = e.peerRequestQueue.Pop()
nextTask = e.peerRequestQueue.PopBlock()
case <-e.ticker.C:
e.peerRequestQueue.thawRound()
nextTask = e.peerRequestQueue.Pop()
e.peerRequestQueue.ThawRound()
nextTask = e.peerRequestQueue.PopBlock()
}
}
// with a task in hand, we're ready to prepare the envelope...
msg := bsmsg.New(true)
for _, entry := range nextTask.Entries {
block, err := e.bs.Get(entry.Cid)
for _, entry := range nextTask.Tasks {
block, err := e.bs.Get(entry.Identifier.(cid.Cid))
if err != nil {
log.Errorf("tried to execute a task and errored fetching block: %s", err)
continue
......@@ -186,7 +189,7 @@ func (e *Engine) nextEnvelope(ctx context.Context) (*Envelope, error) {
if msg.Empty() {
// If we don't have the block, don't hold that against the peer
// make sure to update that the task has been 'completed'
nextTask.Done(nextTask.Entries)
nextTask.Done(nextTask.Tasks)
continue
}
......@@ -194,7 +197,7 @@ func (e *Engine) nextEnvelope(ctx context.Context) (*Envelope, error) {
Peer: nextTask.Target,
Message: msg,
Sent: func() {
nextTask.Done(nextTask.Entries)
nextTask.Done(nextTask.Tasks)
select {
case e.workSignal <- struct{}{}:
// work completing may mean that our queue will provide new
......@@ -246,7 +249,7 @@ func (e *Engine) MessageReceived(p peer.ID, m bsmsg.BitSwapMessage) {
}
var msgSize int
var activeEntries []wl.Entry
var activeEntries []peertask.Task
for _, entry := range m.Wantlist() {
if entry.Cancel {
log.Debugf("%s cancel %s", p, entry.Cid)
......@@ -265,17 +268,17 @@ func (e *Engine) MessageReceived(p peer.ID, m bsmsg.BitSwapMessage) {
// we have the block
newWorkExists = true
if msgSize+blockSize > maxMessageSize {
e.peerRequestQueue.Push(p, activeEntries...)
activeEntries = []wl.Entry{}
e.peerRequestQueue.PushBlock(p, activeEntries...)
activeEntries = []peertask.Task{}
msgSize = 0
}
activeEntries = append(activeEntries, entry.Entry)
activeEntries = append(activeEntries, peertask.Task{Identifier: entry.Cid, Priority: entry.Priority})
msgSize += blockSize
}
}
}
if len(activeEntries) > 0 {
e.peerRequestQueue.Push(p, activeEntries...)
e.peerRequestQueue.PushBlock(p, activeEntries...)
}
for _, block := range m.Blocks() {
log.Debugf("got block %s %d bytes", block, len(block.RawData()))
......@@ -289,7 +292,10 @@ func (e *Engine) addBlock(block blocks.Block) {
for _, l := range e.ledgerMap {
l.lk.Lock()
if entry, ok := l.WantListContains(block.Cid()); ok {
e.peerRequestQueue.Push(l.Partner, entry)
e.peerRequestQueue.PushBlock(l.Partner, peertask.Task{
Identifier: entry.Cid,
Priority: entry.Priority,
})
work = true
}
l.lk.Unlock()
......
decision/peer_request_queue.go deleted 100644 → 0
View file @ 5ec87a8d
package decision
import (
"sync"
"time"
wantlist "github.com/ipfs/go-bitswap/wantlist"
cid "github.com/ipfs/go-cid"
pq "github.com/ipfs/go-ipfs-pq"
peer "github.com/libp2p/go-libp2p-peer"
)
type peerRequestQueue interface {
// Pop returns the next peerRequestTask. Returns nil if the peerRequestQueue is empty.
Pop() *peerRequestTask
Push(to peer.ID, entries ...wantlist.Entry)
Remove(k cid.Cid, p peer.ID)
// NB: cannot expose simply expose taskQueue.Len because trashed elements
// may exist. These trashed elements should not contribute to the count.
}
func newPRQ() *prq {
return &prq{
taskMap: make(map[taskEntryKey]*peerRequestTask),
partners: make(map[peer.ID]*activePartner),
frozen: make(map[peer.ID]*activePartner),
pQueue: pq.New(partnerCompare),
}
}
// verify interface implementation
var _ peerRequestQueue = &prq{}
// TODO: at some point, the strategy needs to plug in here
// to help decide how to sort tasks (on add) and how to select
// tasks (on getnext). For now, we are assuming a dumb/nice strategy.
type prq struct {
lock sync.Mutex
pQueue pq.PQ
taskMap map[taskEntryKey]*peerRequestTask
partners map[peer.ID]*activePartner
frozen map[peer.ID]*activePartner
}
// Push currently adds a new peerRequestTask to the end of the list.
func (tl *prq) Push(to peer.ID, entries ...wantlist.Entry) {
tl.lock.Lock()
defer tl.lock.Unlock()
partner, ok := tl.partners[to]
if !ok {
partner = newActivePartner(to)
tl.pQueue.Push(partner)
tl.partners[to] = partner
}
partner.activelk.Lock()
defer partner.activelk.Unlock()
var priority int
newEntries := make([]peerRequestTaskEntry, 0, len(entries))
for _, entry := range entries {
if partner.activeBlocks.Has(entry.Cid) {
continue
}
if task, ok := tl.taskMap[taskEntryKey{to, entry.Cid}]; ok {
if entry.Priority > task.Priority {
task.Priority = entry.Priority
partner.taskQueue.Update(task.index)
}
continue
}
if entry.Priority > priority {
priority = entry.Priority
}
newEntries = append(newEntries, peerRequestTaskEntry{entry, false})
}
if len(newEntries) == 0 {
return
}
task := &peerRequestTask{
Entries: newEntries,
Target: to,
created: time.Now(),
Done: func(e []peerRequestTaskEntry) {
tl.lock.Lock()
for _, entry := range e {
partner.TaskDone(entry.Cid)
}
tl.pQueue.Update(partner.Index())
tl.lock.Unlock()
},
}
task.Priority = priority
partner.taskQueue.Push(task)
for _, entry := range newEntries {
tl.taskMap[taskEntryKey{to, entry.Cid}] = task
}
partner.requests += len(newEntries)
tl.pQueue.Update(partner.Index())
}
// Pop 'pops' the next task to be performed. Returns nil if no task exists.
func (tl *prq) Pop() *peerRequestTask {
tl.lock.Lock()
defer tl.lock.Unlock()
if tl.pQueue.Len() == 0 {
return nil
}
partner := tl.pQueue.Pop().(*activePartner)
var out *peerRequestTask
for partner.taskQueue.Len() > 0 && partner.freezeVal == 0 {
out = partner.taskQueue.Pop().(*peerRequestTask)
newEntries := make([]peerRequestTaskEntry, 0, len(out.Entries))
for _, entry := range out.Entries {
delete(tl.taskMap, taskEntryKey{out.Target, entry.Cid})
if entry.trash {
continue
}
partner.requests--
partner.StartTask(entry.Cid)
newEntries = append(newEntries, entry)
}
if len(newEntries) > 0 {
out.Entries = newEntries
} else {
out = nil // discarding tasks that have been removed
continue
}
break // and return |out|
}
if partner.IsIdle() {
target := partner.target
delete(tl.partners, target)
delete(tl.frozen, target)
} else {
tl.pQueue.Push(partner)
}
return out
}
// Remove removes a task from the queue.
func (tl *prq) Remove(k cid.Cid, p peer.ID) {
tl.lock.Lock()
t, ok := tl.taskMap[taskEntryKey{p, k}]
if ok {
for i := range t.Entries {
if t.Entries[i].Cid.Equals(k) {
// remove the task "lazily"
// simply mark it as trash, so it'll be dropped when popped off the
// queue.
t.Entries[i].trash = true
break
}
}
// having canceled a block, we now account for that in the given partner
partner := tl.partners[p]
partner.requests--
// we now also 'freeze' that partner. If they sent us a cancel for a
// block we were about to send them, we should wait a short period of time
// to make sure we receive any other in-flight cancels before sending
// them a block they already potentially have
if partner.freezeVal == 0 {
tl.frozen[p] = partner
}
partner.freezeVal++
tl.pQueue.Update(partner.index)
}
tl.lock.Unlock()
}
func (tl *prq) fullThaw() {
tl.lock.Lock()
defer tl.lock.Unlock()
for id, partner := range tl.frozen {
partner.freezeVal = 0
delete(tl.frozen, id)
tl.pQueue.Update(partner.index)
}
}
func (tl *prq) thawRound() {
tl.lock.Lock()
defer tl.lock.Unlock()
for id, partner := range tl.frozen {
partner.freezeVal -= (partner.freezeVal + 1) / 2
if partner.freezeVal <= 0 {
delete(tl.frozen, id)
}
tl.pQueue.Update(partner.index)
}
}
type peerRequestTaskEntry struct {
wantlist.Entry
// trash in a book-keeping field
trash bool
}
type peerRequestTask struct {
Entries []peerRequestTaskEntry
Priority int
Target peer.ID
// A callback to signal that this task has been completed
Done func([]peerRequestTaskEntry)
// created marks the time that the task was added to the queue
created time.Time
index int // book-keeping field used by the pq container
}
// Index implements pq.Elem.
func (t *peerRequestTask) Index() int {
return t.index
}
// SetIndex implements pq.Elem.
func (t *peerRequestTask) SetIndex(i int) {
t.index = i
}
// taskEntryKey is a key identifying a task.
type taskEntryKey struct {
p peer.ID
k cid.Cid
}
// FIFO is a basic task comparator that returns tasks in the order created.
var FIFO = func(a, b *peerRequestTask) bool {
return a.created.Before(b.created)
}
// V1 respects the target peer's wantlist priority. For tasks involving
// different peers, the oldest task is prioritized.
var V1 = func(a, b *peerRequestTask) bool {
if a.Target == b.Target {
return a.Priority > b.Priority
}
return FIFO(a, b)
}
func wrapCmp(f func(a, b *peerRequestTask) bool) func(a, b pq.Elem) bool {
return func(a, b pq.Elem) bool {
return f(a.(*peerRequestTask), b.(*peerRequestTask))
}
}
type activePartner struct {
target peer.ID
// Active is the number of blocks this peer is currently being sent
// active must be locked around as it will be updated externally
activelk sync.Mutex
active int
activeBlocks *cid.Set
// requests is the number of blocks this peer is currently requesting
// request need not be locked around as it will only be modified under
// the peerRequestQueue's locks
requests int
// for the PQ interface
index int
freezeVal int
// priority queue of tasks belonging to this peer
taskQueue pq.PQ
}
func newActivePartner(target peer.ID) *activePartner {
return &activePartner{
target: target,
taskQueue: pq.New(wrapCmp(V1)),
activeBlocks: cid.NewSet(),
}
}
// partnerCompare implements pq.ElemComparator
// returns true if peer 'a' has higher priority than peer 'b'
func partnerCompare(a, b pq.Elem) bool {
pa := a.(*activePartner)
pb := b.(*activePartner)
// having no blocks in their wantlist means lowest priority
// having both of these checks ensures stability of the sort
if pa.requests == 0 {
return false
}
if pb.requests == 0 {
return true
}
if pa.freezeVal > pb.freezeVal {
return false
}
if pa.freezeVal < pb.freezeVal {
return true
}
if pa.active == pb.active {
// sorting by taskQueue.Len() aids in cleaning out trash entries faster
// if we sorted instead by requests, one peer could potentially build up
// a huge number of cancelled entries in the queue resulting in a memory leak
return pa.taskQueue.Len() > pb.taskQueue.Len()
}
return pa.active < pb.active
}
// StartTask signals that a task was started for this partner.
func (p *activePartner) StartTask(k cid.Cid) {
p.activelk.Lock()
p.activeBlocks.Add(k)
p.active++
p.activelk.Unlock()
}
// TaskDone signals that a task was completed for this partner.
func (p *activePartner) TaskDone(k cid.Cid) {
p.activelk.Lock()
p.activeBlocks.Remove(k)
p.active--
if p.active < 0 {
panic("more tasks finished than started!")
}
p.activelk.Unlock()
}
func (p *activePartner) IsIdle() bool {
p.activelk.Lock()
defer p.activelk.Unlock()
return p.requests == 0 && p.active == 0
}
// Index implements pq.Elem.
func (p *activePartner) Index() int {
return p.index
}
// SetIndex implements pq.Elem.
func (p *activePartner) SetIndex(i int) {
p.index = i
}
decision/peer_request_queue_test.go deleted 100644 → 0
View file @ 5ec87a8d
package decision
import (
"fmt"
"math"
"math/rand"
"sort"
"strings"
"testing"
"github.com/ipfs/go-bitswap/wantlist"
cid "github.com/ipfs/go-cid"
u "github.com/ipfs/go-ipfs-util"
"github.com/libp2p/go-testutil"
)
func TestPushPop(t *testing.T) {
prq := newPRQ()
partner := testutil.RandPeerIDFatal(t)
alphabet := strings.Split("abcdefghijklmnopqrstuvwxyz", "")
vowels := strings.Split("aeiou", "")
consonants := func() []string {
var out []string
for _, letter := range alphabet {
skip := false
for _, vowel := range vowels {
if letter == vowel {
skip = true
}
}
if !skip {
out = append(out, letter)
}
}
return out
}()
sort.Strings(alphabet)
sort.Strings(vowels)
sort.Strings(consonants)
// add a bunch of blocks. cancel some. drain the queue. the queue should only have the kept entries
for _, index := range rand.Perm(len(alphabet)) { // add blocks for all letters
letter := alphabet[index]
t.Log(partner.String())
c := cid.NewCidV0(u.Hash([]byte(letter)))
prq.Push(partner, wantlist.Entry{Cid: c, Priority: math.MaxInt32 - index})
}
for _, consonant := range consonants {
c := cid.NewCidV0(u.Hash([]byte(consonant)))
prq.Remove(c, partner)
}
prq.fullThaw()
var out []string
for {
received := prq.Pop()
if received == nil {
break
}
for _, entry := range received.Entries {
out = append(out, entry.Cid.String())
}
}
// Entries popped should already be in correct order
for i, expected := range vowels {
exp := cid.NewCidV0(u.Hash([]byte(expected))).String()
if out[i] != exp {
t.Fatal("received", out[i], "expected", expected)
}
}
}
// This test checks that peers wont starve out other peers
func TestPeerRepeats(t *testing.T) {
prq := newPRQ()
a := testutil.RandPeerIDFatal(t)
b := testutil.RandPeerIDFatal(t)
c := testutil.RandPeerIDFatal(t)
d := testutil.RandPeerIDFatal(t)
// Have each push some blocks
for i := 0; i < 5; i++ {
elcid := cid.NewCidV0(u.Hash([]byte(fmt.Sprint(i))))
prq.Push(a, wantlist.Entry{Cid: elcid})
prq.Push(b, wantlist.Entry{Cid: elcid})
prq.Push(c, wantlist.Entry{Cid: elcid})
prq.Push(d, wantlist.Entry{Cid: elcid})
}
// now, pop off four entries, there should be one from each
var targets []string
var tasks []*peerRequestTask
for i := 0; i < 4; i++ {
t := prq.Pop()
targets = append(targets, t.Target.Pretty())
tasks = append(tasks, t)
}
expected := []string{a.Pretty(), b.Pretty(), c.Pretty(), d.Pretty()}
sort.Strings(expected)
sort.Strings(targets)
t.Log(targets)
t.Log(expected)
for i, s := range targets {
if expected[i] != s {
t.Fatal("unexpected peer", s, expected[i])
}
}
// Now, if one of the tasks gets finished, the next task off the queue should
// be for the same peer
for blockI := 0; blockI < 4; blockI++ {
for i := 0; i < 4; i++ {
// its okay to mark the same task done multiple times here (JUST FOR TESTING)
tasks[i].Done(tasks[i].Entries)
ntask := prq.Pop()
if ntask.Target != tasks[i].Target {
t.Fatal("Expected task from peer with lowest active count")
}
}
}
}
func TestCleaningUpQueues(t *testing.T) {
partner := testutil.RandPeerIDFatal(t)
var entries []wantlist.Entry
for i := 0; i < 5; i++ {
entries = append(entries, wantlist.Entry{Cid: cid.NewCidV0(u.Hash([]byte(fmt.Sprint(i))))})
}
prq := newPRQ()
// push a block, pop a block, complete everything, should be removed
prq.Push(partner, entries...)
task := prq.Pop()
task.Done(task.Entries)
task = prq.Pop()
if task != nil || len(prq.partners) > 0 || prq.pQueue.Len() > 0 {
t.Fatal("Partner should have been removed because it's idle")
}
// push a block, remove each of its entries, should be removed
prq.Push(partner, entries...)
for _, entry := range entries {
prq.Remove(entry.Cid, partner)
}
task = prq.Pop()
if task != nil || len(prq.partners) > 0 || prq.pQueue.Len() > 0 {
t.Fatal("Partner should have been removed because it's idle")
}
}
go.sum
View file @ a32fa8a7
......@@ -80,6 +80,12 @@ github.com/ipfs/go-log v0.0.1 h1:9XTUN/rW64BCG1YhPK9Hoy3q8nr4gOmHHBpgFdfw6Lc=
github.com/ipfs/go-log v0.0.1/go.mod h1:kL1d2/hzSpI0thNYjiKfjanbVNU+IIGA/WnNESY9leM=
github.com/ipfs/go-metrics-interface v0.0.1 h1:j+cpbjYvu4R8zbleSs36gvB7jR+wsL2fGD6n0jO4kdg=
github.com/ipfs/go-metrics-interface v0.0.1/go.mod h1:6s6euYU4zowdslK0GKHmqaIZ3j/b/tL7HTWtJ4VPgWY=
github.com/ipfs/go-peertaskqueue v0.0.1 h1:6K9LYgpwaXV5xFI/iu8tkeGnrAPT6RnYo+qhSlnGqzc=
github.com/ipfs/go-peertaskqueue v0.0.1/go.mod h1:03H8fhyeMfKNFWqzYEVyMbcPUeYrqP1MX6Kd+aN+rMQ=
github.com/ipfs/go-peertaskqueue v0.0.2 h1:l5+A/SQ7ychaHlU0eeRUlhbq2m9XSBnENLwpRu3YXOU=
github.com/ipfs/go-peertaskqueue v0.0.2/go.mod h1:03H8fhyeMfKNFWqzYEVyMbcPUeYrqP1MX6Kd+aN+rMQ=
github.com/ipfs/go-peertaskqueue v0.0.3 h1:CDzQB4J6bHmSM7rIjR3gMoCjubdWy7Be2bUw6a7T3O0=
github.com/ipfs/go-peertaskqueue v0.0.3/go.mod h1:03H8fhyeMfKNFWqzYEVyMbcPUeYrqP1MX6Kd+aN+rMQ=
github.com/jackpal/gateway v1.0.4 h1:LS5EHkLuQ6jzaHwULi0vL+JO0mU/n4yUtK8oUjHHOlM=
github.com/jackpal/gateway v1.0.4/go.mod h1:lTpwd4ACLXmpyiCTRtfiNyVnUmqT9RivzCDQetPfnjA=
github.com/jackpal/go-nat-pmp v1.0.1 h1:i0LektDkO1QlrTm/cSuP+PyBCDnYvjPLGl4LdWEMiaA=
......@@ -120,6 +126,8 @@ github.com/libp2p/go-libp2p-circuit v0.0.1 h1:DYbjyQ5ZY3QVAVYZWG4uzBQ6Wmcd1C82Bk
github.com/libp2p/go-libp2p-circuit v0.0.1/go.mod h1:Dqm0s/BiV63j8EEAs8hr1H5HudqvCAeXxDyic59lCwE=
github.com/libp2p/go-libp2p-crypto v0.0.1 h1:JNQd8CmoGTohO/akqrH16ewsqZpci2CbgYH/LmYl8gw=
github.com/libp2p/go-libp2p-crypto v0.0.1/go.mod h1:yJkNyDmO341d5wwXxDUGO0LykUVT72ImHNUqh5D/dBE=
github.com/libp2p/go-libp2p-crypto v0.0.2 h1:TTdJ4y6Uoa6NxQcuEaVkQfFRcQeCE2ReDk8Ok4I0Fyw=
github.com/libp2p/go-libp2p-crypto v0.0.2/go.mod h1:eETI5OUfBnvARGOHrJz2eWNyTUxEGZnBxMcbUjfIj4I=
github.com/libp2p/go-libp2p-discovery v0.0.1 h1:VkjCKmJQMwpDUwtA8Qc1z3TQAHJgQ5nGQ6cdN0wQXOw=
github.com/libp2p/go-libp2p-discovery v0.0.1/go.mod h1:ZkkF9xIFRLA1xCc7bstYFkd80gBGK8Fc1JqGoU2i+zI=
github.com/libp2p/go-libp2p-host v0.0.1 h1:dnqusU+DheGcdxrE718kG4XgHNuL2n9eEv8Rg5zy8hQ=
......@@ -140,6 +148,8 @@ github.com/libp2p/go-libp2p-netutil v0.0.1 h1:LgD6+skofkOx8z6odD9+MZHKjupv3ng1u6
github.com/libp2p/go-libp2p-netutil v0.0.1/go.mod h1:GdusFvujWZI9Vt0X5BKqwWWmZFxecf9Gt03cKxm2f/Q=
github.com/libp2p/go-libp2p-peer v0.0.1 h1:0qwAOljzYewINrU+Kndoc+1jAL7vzY/oY2Go4DCGfyY=
github.com/libp2p/go-libp2p-peer v0.0.1/go.mod h1:nXQvOBbwVqoP+T5Y5nCjeH4sP9IX/J0AMzcDUVruVoo=
github.com/libp2p/go-libp2p-peer v0.1.1 h1:qGCWD1a+PyZcna6htMPo26jAtqirVnJ5NvBQIKV7rRY=
github.com/libp2p/go-libp2p-peer v0.1.1/go.mod h1:jkF12jGB4Gk/IOo+yomm+7oLWxF278F7UnrYUQ1Q8es=
github.com/libp2p/go-libp2p-peerstore v0.0.1 h1:twKovq8YK5trLrd3nB7PD2Zu9JcyAIdm7Bz9yBWjhq8=
github.com/libp2p/go-libp2p-peerstore v0.0.1/go.mod h1:RabLyPVJLuNQ+GFyoEkfi8H4Ti6k/HtZJ7YKgtSq+20=
github.com/libp2p/go-libp2p-protocol v0.0.1 h1:+zkEmZ2yFDi5adpVE3t9dqh/N9TbpFWywowzeEzBbLM=
......@@ -184,8 +194,12 @@ github.com/minio/blake2b-simd v0.0.0-20160723061019-3f5f724cb5b1 h1:lYpkrQH5ajf0
github.com/minio/blake2b-simd v0.0.0-20160723061019-3f5f724cb5b1/go.mod h1:pD8RvIylQ358TN4wwqatJ8rNavkEINozVn9DtGI3dfQ=
github.com/minio/sha256-simd v0.0.0-20190131020904-2d45a736cd16 h1:5W7KhL8HVF3XCFOweFD3BNESdnO8ewyYTFT2R+/b8FQ=
github.com/minio/sha256-simd v0.0.0-20190131020904-2d45a736cd16/go.mod h1:2FMWW+8GMoPweT6+pI63m9YE3Lmw4J71hV56Chs1E/U=
github.com/minio/sha256-simd v0.0.0-20190328051042-05b4dd3047e5 h1:l16XLUUJ34wIz+RIvLhSwGvLvKyy+W598b135bJN6mg=
github.com/minio/sha256-simd v0.0.0-20190328051042-05b4dd3047e5/go.mod h1:2FMWW+8GMoPweT6+pI63m9YE3Lmw4J71hV56Chs1E/U=
github.com/mr-tron/base58 v1.1.0 h1:Y51FGVJ91WBqCEabAi5OPUz38eAx8DakuAm5svLcsfQ=
github.com/mr-tron/base58 v1.1.0/go.mod h1:xcD2VGqlgYjBdcBLw+TuYLr8afG+Hj8g2eTVqeSzSU8=
github.com/mr-tron/base58 v1.1.2 h1:ZEw4I2EgPKDJ2iEw0cNmLB3ROrEmkOtXIkaG7wZg+78=
github.com/mr-tron/base58 v1.1.2/go.mod h1:BinMc/sQntlIE1frQmRFPUoPA1Zkr8VRgBdjWI2mNwc=
github.com/multiformats/go-base32 v0.0.3 h1:tw5+NhuwaOjJCC5Pp82QuXbrmLzWg7uxlMFp8Nq/kkI=
github.com/multiformats/go-base32 v0.0.3/go.mod h1:pLiuGC8y0QR3Ue4Zug5UzK9LjgbkL8NSQj0zQ5Nz/AA=
github.com/multiformats/go-multiaddr v0.0.1 h1:/QUV3VBMDI6pi6xfiw7lr6xhDWWvQKn9udPn68kLSdY=
......@@ -199,6 +213,8 @@ github.com/multiformats/go-multibase v0.0.1 h1:PN9/v21eLywrFWdFNsFKaU04kLJzuYzmr
github.com/multiformats/go-multibase v0.0.1/go.mod h1:bja2MqRZ3ggyXtZSEDKpl0uO/gviWFaSteVbWT51qgs=
github.com/multiformats/go-multihash v0.0.1 h1:HHwN1K12I+XllBCrqKnhX949Orn4oawPkegHMu2vDqQ=
github.com/multiformats/go-multihash v0.0.1/go.mod h1:w/5tugSrLEbWqlcgJabL3oHFKTwfvkofsjW2Qa1ct4U=
github.com/multiformats/go-multihash v0.0.5 h1:1wxmCvTXAifAepIMyF39vZinRw5sbqjPs/UIi93+uik=
github.com/multiformats/go-multihash v0.0.5/go.mod h1:lt/HCbqlQwlPBz7lv0sQCdtfcMtlJvakRUn/0Ual8po=
github.com/multiformats/go-multistream v0.0.1 h1:JV4VfSdY9n7ECTtY59/TlSyFCzRILvYx4T4Ws8ZgihU=
github.com/multiformats/go-multistream v0.0.1/go.mod h1:fJTiDfXJVmItycydCnNx4+wSzZ5NwG2FEVAI30fiovg=
github.com/onsi/ginkgo v1.6.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE=
......@@ -212,6 +228,10 @@ github.com/pkg/errors v0.8.1 h1:iURUrRGxPUNPdy5/HRSm+Yj6okJ6UtLINN0Q9M4+h3I=
github.com/pkg/errors v0.8.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
github.com/spacemonkeygo/openssl v0.0.0-20181017203307-c2dcc5cca94a/go.mod h1:7AyxJNCJ7SBZ1MfVQCWD6Uqo2oubI2Eq2y2eqf+A5r0=
github.com/spacemonkeygo/spacelog v0.0.0-20180420211403-2296661a0572/go.mod h1:w0SWMsp6j9O/dk4/ZpIhL+3CkG8ofA2vuv7k+ltqUMc=
github.com/spaolacci/murmur3 v1.1.0 h1:7c1g84S4BPRrfL5Xrdp6fOJ206sU9y293DDHaoy0bLI=
github.com/spaolacci/murmur3 v1.1.0/go.mod h1:JwIasOWyU6f++ZhiEuf87xNszmSA2myDM2Kzu9HwQUA=
github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
github.com/stretchr/testify v1.3.0 h1:TivCn/peBQ7UY8ooIcPgZFpTNSz0Q2U6UrFlUfqbe0Q=
github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
......@@ -242,6 +262,7 @@ golang.org/x/crypto v0.0.0-20190225124518-7f87c0fbb88b/go.mod h1:6SG95UA2DQfeDnf
golang.org/x/crypto v0.0.0-20190228161510-8dd112bcdc25 h1:jsG6UpNLt9iAsb0S2AGW28DveNzzgmbXR+ENoPjUeIU=
golang.org/x/crypto v0.0.0-20190228161510-8dd112bcdc25/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
golang.org/x/crypto v0.0.0-20190426145343-a29dc8fdc734/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
golang.org/x/crypto v0.0.0-20190506204251-e1dfcc566284 h1:rlLehGeYg6jfoyz/eDqDU1iRXLKfR42nnNh57ytKEWo=
golang.org/x/crypto v0.0.0-20190506204251-e1dfcc566284/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
golang.org/x/net v0.0.0-20180524181706-dfa909b99c79/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
......@@ -267,6 +288,7 @@ golang.org/x/sys v0.0.0-20190509141414-a5b02f93d862 h1:rM0ROo5vb9AdYJi1110yjWGMe
golang.org/x/sys v0.0.0-20190509141414-a5b02f93d862/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/text v0.3.0 h1:g61tztE5qeGQ89tm6NTjjM9VPIm088od1l6aSorWRWg=
golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
golang.org/x/text v0.3.2 h1:tW2bmiBqwgJj/UpqtC8EpXEZVYOwU0yG4iWbprSVAcs=
golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk=
golang.org/x/tools v0.0.0-20180221164845-07fd8470d635/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
......
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