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path: root/eth/fetcher/fetcher_test.go
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Diffstat (limited to 'eth/fetcher/fetcher_test.go')
-rw-r--r--eth/fetcher/fetcher_test.go79
1 files changed, 44 insertions, 35 deletions
diff --git a/eth/fetcher/fetcher_test.go b/eth/fetcher/fetcher_test.go
index 85d2f8645..9889e6cc5 100644
--- a/eth/fetcher/fetcher_test.go
+++ b/eth/fetcher/fetcher_test.go
@@ -153,7 +153,7 @@ func (f *fetcherTester) dropPeer(peer string) {
}
// makeHeaderFetcher retrieves a block header fetcher associated with a simulated peer.
-func (f *fetcherTester) makeHeaderFetcher(blocks map[common.Hash]*types.Block, drift time.Duration) headerRequesterFn {
+func (f *fetcherTester) makeHeaderFetcher(peer string, blocks map[common.Hash]*types.Block, drift time.Duration) headerRequesterFn {
closure := make(map[common.Hash]*types.Block)
for hash, block := range blocks {
closure[hash] = block
@@ -166,14 +166,14 @@ func (f *fetcherTester) makeHeaderFetcher(blocks map[common.Hash]*types.Block, d
headers = append(headers, block.Header())
}
// Return on a new thread
- go f.fetcher.FilterHeaders(headers, time.Now().Add(drift))
+ go f.fetcher.FilterHeaders(peer, headers, time.Now().Add(drift))
return nil
}
}
// makeBodyFetcher retrieves a block body fetcher associated with a simulated peer.
-func (f *fetcherTester) makeBodyFetcher(blocks map[common.Hash]*types.Block, drift time.Duration) bodyRequesterFn {
+func (f *fetcherTester) makeBodyFetcher(peer string, blocks map[common.Hash]*types.Block, drift time.Duration) bodyRequesterFn {
closure := make(map[common.Hash]*types.Block)
for hash, block := range blocks {
closure[hash] = block
@@ -191,7 +191,7 @@ func (f *fetcherTester) makeBodyFetcher(blocks map[common.Hash]*types.Block, dri
}
}
// Return on a new thread
- go f.fetcher.FilterBodies(transactions, uncles, time.Now().Add(drift))
+ go f.fetcher.FilterBodies(peer, transactions, uncles, time.Now().Add(drift))
return nil
}
@@ -282,8 +282,8 @@ func testSequentialAnnouncements(t *testing.T, protocol int) {
hashes, blocks := makeChain(targetBlocks, 0, genesis)
tester := newTester()
- headerFetcher := tester.makeHeaderFetcher(blocks, -gatherSlack)
- bodyFetcher := tester.makeBodyFetcher(blocks, 0)
+ headerFetcher := tester.makeHeaderFetcher("valid", blocks, -gatherSlack)
+ bodyFetcher := tester.makeBodyFetcher("valid", blocks, 0)
// Iteratively announce blocks until all are imported
imported := make(chan *types.Block)
@@ -309,22 +309,28 @@ func testConcurrentAnnouncements(t *testing.T, protocol int) {
// Assemble a tester with a built in counter for the requests
tester := newTester()
- headerFetcher := tester.makeHeaderFetcher(blocks, -gatherSlack)
- bodyFetcher := tester.makeBodyFetcher(blocks, 0)
+ firstHeaderFetcher := tester.makeHeaderFetcher("first", blocks, -gatherSlack)
+ firstBodyFetcher := tester.makeBodyFetcher("first", blocks, 0)
+ secondHeaderFetcher := tester.makeHeaderFetcher("second", blocks, -gatherSlack)
+ secondBodyFetcher := tester.makeBodyFetcher("second", blocks, 0)
counter := uint32(0)
- headerWrapper := func(hash common.Hash) error {
+ firstHeaderWrapper := func(hash common.Hash) error {
+ atomic.AddUint32(&counter, 1)
+ return firstHeaderFetcher(hash)
+ }
+ secondHeaderWrapper := func(hash common.Hash) error {
atomic.AddUint32(&counter, 1)
- return headerFetcher(hash)
+ return secondHeaderFetcher(hash)
}
// Iteratively announce blocks until all are imported
imported := make(chan *types.Block)
tester.fetcher.importedHook = func(block *types.Block) { imported <- block }
for i := len(hashes) - 2; i >= 0; i-- {
- tester.fetcher.Notify("first", hashes[i], uint64(len(hashes)-i-1), time.Now().Add(-arriveTimeout), headerWrapper, bodyFetcher)
- tester.fetcher.Notify("second", hashes[i], uint64(len(hashes)-i-1), time.Now().Add(-arriveTimeout+time.Millisecond), headerWrapper, bodyFetcher)
- tester.fetcher.Notify("second", hashes[i], uint64(len(hashes)-i-1), time.Now().Add(-arriveTimeout-time.Millisecond), headerWrapper, bodyFetcher)
+ tester.fetcher.Notify("first", hashes[i], uint64(len(hashes)-i-1), time.Now().Add(-arriveTimeout), firstHeaderWrapper, firstBodyFetcher)
+ tester.fetcher.Notify("second", hashes[i], uint64(len(hashes)-i-1), time.Now().Add(-arriveTimeout+time.Millisecond), secondHeaderWrapper, secondBodyFetcher)
+ tester.fetcher.Notify("second", hashes[i], uint64(len(hashes)-i-1), time.Now().Add(-arriveTimeout-time.Millisecond), secondHeaderWrapper, secondBodyFetcher)
verifyImportEvent(t, imported, true)
}
verifyImportDone(t, imported)
@@ -347,8 +353,8 @@ func testOverlappingAnnouncements(t *testing.T, protocol int) {
hashes, blocks := makeChain(targetBlocks, 0, genesis)
tester := newTester()
- headerFetcher := tester.makeHeaderFetcher(blocks, -gatherSlack)
- bodyFetcher := tester.makeBodyFetcher(blocks, 0)
+ headerFetcher := tester.makeHeaderFetcher("valid", blocks, -gatherSlack)
+ bodyFetcher := tester.makeBodyFetcher("valid", blocks, 0)
// Iteratively announce blocks, but overlap them continuously
overlap := 16
@@ -381,8 +387,8 @@ func testPendingDeduplication(t *testing.T, protocol int) {
// Assemble a tester with a built in counter and delayed fetcher
tester := newTester()
- headerFetcher := tester.makeHeaderFetcher(blocks, -gatherSlack)
- bodyFetcher := tester.makeBodyFetcher(blocks, 0)
+ headerFetcher := tester.makeHeaderFetcher("repeater", blocks, -gatherSlack)
+ bodyFetcher := tester.makeBodyFetcher("repeater", blocks, 0)
delay := 50 * time.Millisecond
counter := uint32(0)
@@ -425,8 +431,8 @@ func testRandomArrivalImport(t *testing.T, protocol int) {
skip := targetBlocks / 2
tester := newTester()
- headerFetcher := tester.makeHeaderFetcher(blocks, -gatherSlack)
- bodyFetcher := tester.makeBodyFetcher(blocks, 0)
+ headerFetcher := tester.makeHeaderFetcher("valid", blocks, -gatherSlack)
+ bodyFetcher := tester.makeBodyFetcher("valid", blocks, 0)
// Iteratively announce blocks, skipping one entry
imported := make(chan *types.Block, len(hashes)-1)
@@ -456,8 +462,8 @@ func testQueueGapFill(t *testing.T, protocol int) {
skip := targetBlocks / 2
tester := newTester()
- headerFetcher := tester.makeHeaderFetcher(blocks, -gatherSlack)
- bodyFetcher := tester.makeBodyFetcher(blocks, 0)
+ headerFetcher := tester.makeHeaderFetcher("valid", blocks, -gatherSlack)
+ bodyFetcher := tester.makeBodyFetcher("valid", blocks, 0)
// Iteratively announce blocks, skipping one entry
imported := make(chan *types.Block, len(hashes)-1)
@@ -486,8 +492,8 @@ func testImportDeduplication(t *testing.T, protocol int) {
// Create the tester and wrap the importer with a counter
tester := newTester()
- headerFetcher := tester.makeHeaderFetcher(blocks, -gatherSlack)
- bodyFetcher := tester.makeBodyFetcher(blocks, 0)
+ headerFetcher := tester.makeHeaderFetcher("valid", blocks, -gatherSlack)
+ bodyFetcher := tester.makeBodyFetcher("valid", blocks, 0)
counter := uint32(0)
tester.fetcher.insertChain = func(blocks types.Blocks) (int, error) {
@@ -570,8 +576,8 @@ func testDistantAnnouncementDiscarding(t *testing.T, protocol int) {
tester.blocks = map[common.Hash]*types.Block{head: blocks[head]}
tester.lock.Unlock()
- headerFetcher := tester.makeHeaderFetcher(blocks, -gatherSlack)
- bodyFetcher := tester.makeBodyFetcher(blocks, 0)
+ headerFetcher := tester.makeHeaderFetcher("lower", blocks, -gatherSlack)
+ bodyFetcher := tester.makeBodyFetcher("lower", blocks, 0)
fetching := make(chan struct{}, 2)
tester.fetcher.fetchingHook = func(hashes []common.Hash) { fetching <- struct{}{} }
@@ -603,14 +609,14 @@ func testInvalidNumberAnnouncement(t *testing.T, protocol int) {
hashes, blocks := makeChain(1, 0, genesis)
tester := newTester()
- headerFetcher := tester.makeHeaderFetcher(blocks, -gatherSlack)
- bodyFetcher := tester.makeBodyFetcher(blocks, 0)
+ badHeaderFetcher := tester.makeHeaderFetcher("bad", blocks, -gatherSlack)
+ badBodyFetcher := tester.makeBodyFetcher("bad", blocks, 0)
imported := make(chan *types.Block)
tester.fetcher.importedHook = func(block *types.Block) { imported <- block }
// Announce a block with a bad number, check for immediate drop
- tester.fetcher.Notify("bad", hashes[0], 2, time.Now().Add(-arriveTimeout), headerFetcher, bodyFetcher)
+ tester.fetcher.Notify("bad", hashes[0], 2, time.Now().Add(-arriveTimeout), badHeaderFetcher, badBodyFetcher)
verifyImportEvent(t, imported, false)
tester.lock.RLock()
@@ -620,8 +626,11 @@ func testInvalidNumberAnnouncement(t *testing.T, protocol int) {
if !dropped {
t.Fatalf("peer with invalid numbered announcement not dropped")
}
+
+ goodHeaderFetcher := tester.makeHeaderFetcher("good", blocks, -gatherSlack)
+ goodBodyFetcher := tester.makeBodyFetcher("good", blocks, 0)
// Make sure a good announcement passes without a drop
- tester.fetcher.Notify("good", hashes[0], 1, time.Now().Add(-arriveTimeout), headerFetcher, bodyFetcher)
+ tester.fetcher.Notify("good", hashes[0], 1, time.Now().Add(-arriveTimeout), goodHeaderFetcher, goodBodyFetcher)
verifyImportEvent(t, imported, true)
tester.lock.RLock()
@@ -645,8 +654,8 @@ func testEmptyBlockShortCircuit(t *testing.T, protocol int) {
hashes, blocks := makeChain(32, 0, genesis)
tester := newTester()
- headerFetcher := tester.makeHeaderFetcher(blocks, -gatherSlack)
- bodyFetcher := tester.makeBodyFetcher(blocks, 0)
+ headerFetcher := tester.makeHeaderFetcher("valid", blocks, -gatherSlack)
+ bodyFetcher := tester.makeBodyFetcher("valid", blocks, 0)
// Add a monitoring hook for all internal events
fetching := make(chan []common.Hash)
@@ -697,12 +706,12 @@ func testHashMemoryExhaustionAttack(t *testing.T, protocol int) {
// Create a valid chain and an infinite junk chain
targetBlocks := hashLimit + 2*maxQueueDist
hashes, blocks := makeChain(targetBlocks, 0, genesis)
- validHeaderFetcher := tester.makeHeaderFetcher(blocks, -gatherSlack)
- validBodyFetcher := tester.makeBodyFetcher(blocks, 0)
+ validHeaderFetcher := tester.makeHeaderFetcher("valid", blocks, -gatherSlack)
+ validBodyFetcher := tester.makeBodyFetcher("valid", blocks, 0)
attack, _ := makeChain(targetBlocks, 0, unknownBlock)
- attackerHeaderFetcher := tester.makeHeaderFetcher(nil, -gatherSlack)
- attackerBodyFetcher := tester.makeBodyFetcher(nil, 0)
+ attackerHeaderFetcher := tester.makeHeaderFetcher("attacker", nil, -gatherSlack)
+ attackerBodyFetcher := tester.makeBodyFetcher("attacker", nil, 0)
// Feed the tester a huge hashset from the attacker, and a limited from the valid peer
for i := 0; i < len(attack); i++ {
generated by cgit (git 2.34.1) at 2024-11-14 09:01:31 +0800