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statesync: use initial height as a floor to backfilling (#6709)

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This commit is contained in:
Callum Waters
2021-07-13 16:36:16 +02:00
committed by GitHub
parent 11bebfb6a0
commit a12e2bbb60
4 changed files with 72 additions and 26 deletions
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internal/statesync/block_queue_test.go
+45 -5
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@@ -25,7 +25,7 @@ func TestBlockQueueBasic(t *testing.T) {
peerID, err := types.NewNodeID("0011223344556677889900112233445566778899")
require.NoError(t, err)
queue := newBlockQueue(startHeight, stopHeight, stopTime, 1)
queue := newBlockQueue(startHeight, stopHeight, 1, stopTime, 1)
wg := &sync.WaitGroup{}
// asynchronously fetch blocks and add it to the queue
@@ -72,7 +72,7 @@ func TestBlockQueueWithFailures(t *testing.T) {
peerID, err := types.NewNodeID("0011223344556677889900112233445566778899")
require.NoError(t, err)
queue := newBlockQueue(startHeight, stopHeight, stopTime, 200)
queue := newBlockQueue(startHeight, stopHeight, 1, stopTime, 200)
wg := &sync.WaitGroup{}
failureRate := 4
@@ -121,7 +121,7 @@ func TestBlockQueueWithFailures(t *testing.T) {
func TestBlockQueueBlocks(t *testing.T) {
peerID, err := types.NewNodeID("0011223344556677889900112233445566778899")
require.NoError(t, err)
queue := newBlockQueue(startHeight, stopHeight, stopTime, 2)
queue := newBlockQueue(startHeight, stopHeight, 1, stopTime, 2)
expectedHeight := startHeight
retryHeight := stopHeight + 2
@@ -168,7 +168,7 @@ loop:
func TestBlockQueueAcceptsNoMoreBlocks(t *testing.T) {
peerID, err := types.NewNodeID("0011223344556677889900112233445566778899")
require.NoError(t, err)
queue := newBlockQueue(startHeight, stopHeight, stopTime, 1)
queue := newBlockQueue(startHeight, stopHeight, 1, stopTime, 1)
defer queue.close()
loop:
@@ -194,7 +194,7 @@ func TestBlockQueueStopTime(t *testing.T) {
peerID, err := types.NewNodeID("0011223344556677889900112233445566778899")
require.NoError(t, err)
queue := newBlockQueue(startHeight, stopHeight, stopTime, 1)
queue := newBlockQueue(startHeight, stopHeight, 1, stopTime, 1)
wg := &sync.WaitGroup{}
baseTime := stopTime.Add(-50 * time.Second)
@@ -233,6 +233,46 @@ func TestBlockQueueStopTime(t *testing.T) {
}
}
func TestBlockQueueInitialHeight(t *testing.T) {
peerID, err := types.NewNodeID("0011223344556677889900112233445566778899")
require.NoError(t, err)
const initialHeight int64 = 120
queue := newBlockQueue(startHeight, stopHeight, initialHeight, stopTime, 1)
wg := &sync.WaitGroup{}
// asynchronously fetch blocks and add it to the queue
for i := 0; i <= numWorkers; i++ {
wg.Add(1)
go func() {
for {
select {
case height := <-queue.nextHeight():
require.GreaterOrEqual(t, height, initialHeight)
queue.add(mockLBResp(t, peerID, height, endTime))
case <-queue.done():
wg.Done()
return
}
}
}()
}
loop:
for {
select {
case <-queue.done():
wg.Wait()
require.NoError(t, queue.error())
break loop
case resp := <-queue.verifyNext():
require.GreaterOrEqual(t, resp.block.Height, initialHeight)
queue.success(resp.block.Height)
}
}
}
func mockLBResp(t *testing.T, peer types.NodeID, height int64, time time.Time) lightBlockResponse {
return lightBlockResponse{
block: mockLB(t, height, time, factory.MakeBlockID()),