blocks-1,

verify block chain on load, so wouldn't have needed to delete blk*.dat, it would have done a reorg automatically

1 files changed, 23 insertions, 0 deletions

diff --git a/db.cpp b/db.cpp
index d773d7ad3a..ded78d345b 100644
--- a/db.cpp
+++ b/db.cpp
@@ -459,6 +459,29 @@ bool CTxDB::LoadBlockIndex()
     // Load bnBestInvalidWork, OK if it doesn't exist
     ReadBestInvalidWork(bnBestInvalidWork);
 
+    // Verify blocks in the best chain
+    CBlockIndex* pindexFork = NULL;
+    for (CBlockIndex* pindex = pindexBest; pindex && pindex->pprev; pindex = pindex->pprev)
+    {
+        CBlock block;
+        if (!block.ReadFromDisk(pindex))
+            return error("LoadBlockIndex() : block.ReadFromDisk failed");
+        if (!block.CheckBlock())
+        {
+            printf("LoadBlockIndex() : *** found bad block at %d, hash=%s\n", pindex->nHeight, pindex->GetBlockHash().ToString().c_str());
+            pindexFork = pindex->pprev;
+        }
+    }
+    if (pindexFork)
+    {
+        printf("LoadBlockIndex() : *** moving best chain pointer back to block %d\n", pindexFork->nHeight);
+        CBlock block;
+        if (!block.ReadFromDisk(pindexFork))
+            return error("LoadBlockIndex() : block.ReadFromDisk failed");
+        CTxDB txdb;
+        block.SetBestChain(txdb, pindexFork);
+    }
+
     return true;
 }