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cmd/devp2p: fix flakey tests in CI (#22757)

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This PR fixes a couple of issues in the eth test suite that caused flakiness when run in the CI.
This commit is contained in:
rene 2021-04-30 22:47:36 +02:00 committed by GitHub
parent afc1abd878
commit 8ff98108e5
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GPG Key ID: 4AEE18F83AFDEB23
4 changed files with 32 additions and 37 deletions
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12
cmd/devp2p/internal/ethtest/eth66_suite.go
View File

@ -217,17 +217,7 @@ func (s *Suite) TestLargeAnnounce_66(t *utesting.T) {
sendConn.Close()
}
// Test the last block as a valid block
sendConn, receiveConn := s.setupConnection66(t), s.setupConnection66(t)
defer sendConn.Close()
defer receiveConn.Close()
s.testAnnounce66(t, sendConn, receiveConn, blocks[3])
// update test suite chain
s.chain.blocks = append(s.chain.blocks, s.fullChain.blocks[nextBlock])
// wait for client to update its chain
if err := receiveConn.waitForBlock66(s.fullChain.blocks[nextBlock]); err != nil {
t.Fatal(err)
}
s.sendNextBlock66(t)
}
func (s *Suite) TestOldAnnounce_66(t *utesting.T) {

17
cmd/devp2p/internal/ethtest/eth66_suiteHelpers.go
View File

@ -229,8 +229,11 @@ func (s *Suite) waitAnnounce66(t *utesting.T, conn *Conn, blockAnnouncement *New
func (c *Conn) waitForBlock66(block *types.Block) error {
defer c.SetReadDeadline(time.Time{})
timeout := time.Now().Add(20 * time.Second)
c.SetReadDeadline(timeout)
c.SetReadDeadline(time.Now().Add(20 * time.Second))
// note: if the node has not yet imported the block, it will respond
// to the GetBlockHeaders request with an empty BlockHeaders response,
// so the GetBlockHeaders request must be sent again until the BlockHeaders
// response contains the desired header.
for {
req := eth.GetBlockHeadersPacket66{
RequestId: 54,
@ -253,9 +256,11 @@ func (c *Conn) waitForBlock66(block *types.Block) error {
if reqID != req.RequestId {
return fmt.Errorf("request ID mismatch: wanted %d, got %d", req.RequestId, reqID)
}
if len(msg) > 0 {
for _, header := range msg {
if header.Number.Uint64() == block.NumberU64() {
return nil
}
}
time.Sleep(100 * time.Millisecond)
case *NewPooledTransactionHashes:
// ignore old announcements
@ -319,10 +324,10 @@ func (s *Suite) sendNextBlock66(t *utesting.T) {
}
// send announcement and wait for node to request the header
s.testAnnounce66(t, sendConn, receiveConn, blockAnnouncement)
// update test suite chain
s.chain.blocks = append(s.chain.blocks, s.fullChain.blocks[nextBlock])
// wait for client to update its chain
if err := receiveConn.waitForBlock66(s.chain.Head()); err != nil {
if err := receiveConn.waitForBlock66(s.fullChain.blocks[nextBlock]); err != nil {
t.Fatal(err)
}
// update test suite chain
s.chain.blocks = append(s.chain.blocks, s.fullChain.blocks[nextBlock])
}

25
cmd/devp2p/internal/ethtest/suite.go
View File

@ -260,22 +260,28 @@ func (s *Suite) TestGetBlockBodies(t *utesting.T) {
// TestBroadcast tests whether a block announcement is correctly
// propagated to the given node's peer(s).
func (s *Suite) TestBroadcast(t *utesting.T) {
s.sendNextBlock(t)
}
func (s *Suite) sendNextBlock(t *utesting.T) {
sendConn, receiveConn := s.setupConnection(t), s.setupConnection(t)
defer sendConn.Close()
defer receiveConn.Close()
// create new block announcement
nextBlock := len(s.chain.blocks)
blockAnnouncement := &NewBlock{
Block: s.fullChain.blocks[nextBlock],
TD: s.fullChain.TD(nextBlock + 1),
}
// send announcement and wait for node to request the header
s.testAnnounce(t, sendConn, receiveConn, blockAnnouncement)
// update test suite chain
s.chain.blocks = append(s.chain.blocks, s.fullChain.blocks[nextBlock])
// wait for client to update its chain
if err := receiveConn.waitForBlock(s.chain.Head()); err != nil {
if err := receiveConn.waitForBlock(s.fullChain.blocks[nextBlock]); err != nil {
t.Fatal(err)
}
// update test suite chain
s.chain.blocks = append(s.chain.blocks, s.fullChain.blocks[nextBlock])
}
// TestMaliciousHandshake tries to send malicious data during the handshake.
@ -394,18 +400,7 @@ func (s *Suite) TestLargeAnnounce(t *utesting.T) {
sendConn.Close()
}
// Test the last block as a valid block
sendConn := s.setupConnection(t)
receiveConn := s.setupConnection(t)
defer sendConn.Close()
defer receiveConn.Close()
s.testAnnounce(t, sendConn, receiveConn, blocks[3])
// update test suite chain
s.chain.blocks = append(s.chain.blocks, s.fullChain.blocks[nextBlock])
// wait for client to update its chain
if err := receiveConn.waitForBlock(s.fullChain.blocks[nextBlock]); err != nil {
t.Fatal(err)
}
s.sendNextBlock(t)
}
func (s *Suite) TestOldAnnounce(t *utesting.T) {

11
cmd/devp2p/internal/ethtest/types.go
View File

@ -334,8 +334,11 @@ loop:
func (c *Conn) waitForBlock(block *types.Block) error {
defer c.SetReadDeadline(time.Time{})
timeout := time.Now().Add(20 * time.Second)
c.SetReadDeadline(timeout)
c.SetReadDeadline(time.Now().Add(20 * time.Second))
// note: if the node has not yet imported the block, it will respond
// to the GetBlockHeaders request with an empty BlockHeaders response,
// so the GetBlockHeaders request must be sent again until the BlockHeaders
// response contains the desired header.
for {
req := &GetBlockHeaders{Origin: eth.HashOrNumber{Hash: block.Hash()}, Amount: 1}
if err := c.Write(req); err != nil {
@ -343,9 +346,11 @@ func (c *Conn) waitForBlock(block *types.Block) error {
}
switch msg := c.Read().(type) {
case *BlockHeaders:
if len(*msg) > 0 {
for _, header := range *msg {
if header.Number.Uint64() == block.NumberU64() {
return nil
}
}
time.Sleep(100 * time.Millisecond)
default:
return fmt.Errorf("invalid message: %s", pretty.Sdump(msg))