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-rw-r--r--src/interfaces/chain.h3
-rw-r--r--src/node/interfaces.cpp5
-rw-r--r--src/wallet/wallet.cpp17
3 files changed, 22 insertions, 3 deletions
diff --git a/src/interfaces/chain.h b/src/interfaces/chain.h
index 4f5105a5c1..07acf880c6 100644
--- a/src/interfaces/chain.h
+++ b/src/interfaces/chain.h
@@ -286,6 +286,9 @@ public:
//! to be prepared to handle this by ignoring notifications about unknown
//! removed transactions and already added new transactions.
virtual void requestMempoolTransactions(Notifications& notifications) = 0;
+
+ //! Return true if an assumed-valid chain is in use.
+ virtual bool hasAssumedValidChain() = 0;
};
//! Interface to let node manage chain clients (wallets, or maybe tools for
diff --git a/src/node/interfaces.cpp b/src/node/interfaces.cpp
index 1a48957f0f..855db7b0ec 100644
--- a/src/node/interfaces.cpp
+++ b/src/node/interfaces.cpp
@@ -723,6 +723,11 @@ public:
notifications.transactionAddedToMempool(entry.GetSharedTx(), 0 /* mempool_sequence */);
}
}
+ bool hasAssumedValidChain() override
+ {
+ return Assert(m_node.chainman)->IsSnapshotActive();
+ }
+
NodeContext& m_node;
};
} // namespace
diff --git a/src/wallet/wallet.cpp b/src/wallet/wallet.cpp
index 3fcb086d2d..6726ea8e4d 100644
--- a/src/wallet/wallet.cpp
+++ b/src/wallet/wallet.cpp
@@ -2903,20 +2903,31 @@ bool CWallet::AttachChain(const std::shared_ptr<CWallet>& walletInstance, interf
if (tip_height && *tip_height != rescan_height)
{
- if (chain.havePruned()) {
+ // Technically we could execute the code below in any case, but performing the
+ // `while` loop below can make startup very slow, so only check blocks on disk
+ // if necessary.
+ if (chain.havePruned() || chain.hasAssumedValidChain()) {
int block_height = *tip_height;
while (block_height > 0 && chain.haveBlockOnDisk(block_height - 1) && rescan_height != block_height) {
--block_height;
}
if (rescan_height != block_height) {
- // We can't rescan beyond non-pruned blocks, stop and throw an error.
+ // We can't rescan beyond blocks we don't have data for, stop and throw an error.
// This might happen if a user uses an old wallet within a pruned node
// or if they ran -disablewallet for a longer time, then decided to re-enable
// Exit early and print an error.
+ // It also may happen if an assumed-valid chain is in use and therefore not
+ // all block data is available.
// If a block is pruned after this check, we will load the wallet,
// but fail the rescan with a generic error.
- error = _("Prune: last wallet synchronisation goes beyond pruned data. You need to -reindex (download the whole blockchain again in case of pruned node)");
+
+ error = chain.hasAssumedValidChain() ?
+ _(
+ "Assumed-valid: last wallet synchronisation goes beyond "
+ "available block data. You need to wait for the background "
+ "validation chain to download more blocks.") :
+ _("Prune: last wallet synchronisation goes beyond pruned data. You need to -reindex (download the whole blockchain again in case of pruned node)");
return false;
}
}