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authorRussell Yanofsky <russ@yanofsky.org>2021-11-12 15:20:53 -0500
committerRussell Yanofsky <russ@yanofsky.org>2021-11-12 15:20:53 -0500
commit0e0f4fdd892223766db4a83194b6576847b757f7 (patch)
tree0fd8793d1fd590aedc2b01c0841dbd2c9d6376f0 /src
parentc9dd5c8d6e59e27af98e99d2844d6ead8eec3162 (diff)
downloadbitcoin-0e0f4fdd892223766db4a83194b6576847b757f7.tar.xz
multiprocess: Add interfaces::Node::broadCastTransaction method
This fixes a null pointer crash in the bitcoin-gui PSBT dialog. The bitcoin-gui interfaces::Node object has a null NodeContext pointer, and can't broadcast transactions directly. It needs to broadcast transactions through the bitcoin-node process instead.
Diffstat (limited to 'src')
-rw-r--r--src/interfaces/node.h4
-rw-r--r--src/node/interfaces.cpp4
-rw-r--r--src/qt/psbtoperationsdialog.cpp4
3 files changed, 10 insertions, 2 deletions
diff --git a/src/interfaces/node.h b/src/interfaces/node.h
index 34fdde3774..12f2fce22b 100644
--- a/src/interfaces/node.h
+++ b/src/interfaces/node.h
@@ -31,6 +31,7 @@ class RPCTimerInterface;
class UniValue;
class proxyType;
enum class SynchronizationState;
+enum class TransactionError;
struct CNodeStateStats;
struct NodeContext;
struct bilingual_str;
@@ -174,6 +175,9 @@ public:
//! Get unspent outputs associated with a transaction.
virtual bool getUnspentOutput(const COutPoint& output, Coin& coin) = 0;
+ //! Broadcast transaction.
+ virtual TransactionError broadcastTransaction(CTransactionRef tx, CAmount max_tx_fee, std::string& err_string) = 0;
+
//! Get wallet client.
virtual WalletClient& walletClient() = 0;
diff --git a/src/node/interfaces.cpp b/src/node/interfaces.cpp
index 192caf7994..57142e1c73 100644
--- a/src/node/interfaces.cpp
+++ b/src/node/interfaces.cpp
@@ -261,6 +261,10 @@ public:
LOCK(::cs_main);
return chainman().ActiveChainstate().CoinsTip().GetCoin(output, coin);
}
+ TransactionError broadcastTransaction(CTransactionRef tx, CAmount max_tx_fee, std::string& err_string) override
+ {
+ return BroadcastTransaction(*m_context, std::move(tx), err_string, max_tx_fee, /*relay=*/ true, /*wait_callback=*/ false);
+ }
WalletClient& walletClient() override
{
return *Assert(m_context->wallet_client);
diff --git a/src/qt/psbtoperationsdialog.cpp b/src/qt/psbtoperationsdialog.cpp
index 34d56e5506..3e598bfab9 100644
--- a/src/qt/psbtoperationsdialog.cpp
+++ b/src/qt/psbtoperationsdialog.cpp
@@ -110,8 +110,8 @@ void PSBTOperationsDialog::broadcastTransaction()
CTransactionRef tx = MakeTransactionRef(mtx);
std::string err_string;
- TransactionError error = BroadcastTransaction(
- *m_client_model->node().context(), tx, err_string, DEFAULT_MAX_RAW_TX_FEE_RATE.GetFeePerK(), /* relay */ true, /* await_callback */ false);
+ TransactionError error =
+ m_client_model->node().broadcastTransaction(tx, DEFAULT_MAX_RAW_TX_FEE_RATE.GetFeePerK(), err_string);
if (error == TransactionError::OK) {
showStatus(tr("Transaction broadcast successfully! Transaction ID: %1")