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authorPéter Szilágyi <peterke@gmail.com>2015-06-08 20:02:52 +0800
committerPéter Szilágyi <peterke@gmail.com>2015-06-08 20:02:52 +0800
commit4ed3509a02c7f5a09036e6e9cb615c6def6d25f3 (patch)
tree38d8ae6f0bf132964d99bb84c63cc76103d377fa /eth
parentc4f224932f69099f595211755ebc0a9933616315 (diff)
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eth/downloader: test registration rejection on head ban
Diffstat (limited to 'eth')
-rw-r--r--eth/downloader/downloader_test.go12
1 files changed, 10 insertions, 2 deletions
diff --git a/eth/downloader/downloader_test.go b/eth/downloader/downloader_test.go
index c9e84371c..5f10fb41f 100644
--- a/eth/downloader/downloader_test.go
+++ b/eth/downloader/downloader_test.go
@@ -169,8 +169,9 @@ func (dl *downloadTester) getBlocks(id string) func([]common.Hash) error {
}
}
-func (dl *downloadTester) newPeer(id string, td *big.Int, hash common.Hash) {
- dl.downloader.RegisterPeer(id, hash, dl.getHashes, dl.getBlocks(id))
+// newPeer registers a new block download source into the syncer.
+func (dl *downloadTester) newPeer(id string, td *big.Int, hash common.Hash) error {
+ return dl.downloader.RegisterPeer(id, hash, dl.getHashes, dl.getBlocks(id))
}
// Tests that simple synchronization, without throttling from a good peer works.
@@ -559,6 +560,13 @@ func TestBannedChainStarvationAttack(t *testing.T) {
}
banned = bans
}
+ // Check that after banning an entire chain, bad peers get dropped
+ if err := tester.newPeer("new attacker", big.NewInt(10000), hashes[0]); err != errBannedHead {
+ t.Fatalf("peer registration mismatch: have %v, want %v", err, errBannedHead)
+ }
+ if peer := tester.downloader.peers.Peer("net attacker"); peer != nil {
+ t.Fatalf("banned attacker registered: %v", peer)
+ }
}
// Tests that if a peer sends excessively many/large invalid chains that are