diff options
Diffstat (limited to 'core/chain_manager.go')
| -rw-r--r-- | core/chain_manager.go | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/core/chain_manager.go b/core/chain_manager.go index 32ad4a2ba..253228bfd 100644 --- a/core/chain_manager.go +++ b/core/chain_manager.go @@ -497,7 +497,9 @@ func (self *ChainManager) procFutureBlocks() { self.InsertChain(blocks) } -func (self *ChainManager) InsertChain(chain types.Blocks) error { +// InsertChain will attempt to insert the given chain in to the canonical chain or, otherwise, create a fork. It an error is returned +// it will return the index number of the failing block as well an error describing what went wrong (for possible errors see core/errors.go). +func (self *ChainManager) InsertChain(chain types.Blocks) (int, error) { // A queued approach to delivering events. This is generally faster than direct delivery and requires much less mutex acquiring. var ( queue = make([]interface{}, len(chain)) @@ -540,7 +542,7 @@ func (self *ChainManager) InsertChain(chain types.Blocks) error { glog.V(logger.Error).Infoln(err) glog.V(logger.Debug).Infoln(block) - return err + return i, err } block.Td = new(big.Int).Set(CalculateTD(block, self.GetBlock(block.ParentHash()))) @@ -613,7 +615,7 @@ func (self *ChainManager) InsertChain(chain types.Blocks) error { go self.eventMux.Post(queueEvent) - return nil + return 0, nil } // diff takes two blocks, an old chain and a new chain and will reconstruct the blocks and inserts them |