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-rw-r--r--src/interfaces/chain.cpp12
-rw-r--r--src/interfaces/chain.h30
-rw-r--r--src/interfaces/wallet.cpp24
-rw-r--r--src/interfaces/wallet.h3
4 files changed, 13 insertions, 56 deletions
diff --git a/src/interfaces/chain.cpp b/src/interfaces/chain.cpp
index 11cd20d785..c5262e4bc0 100644
--- a/src/interfaces/chain.cpp
+++ b/src/interfaces/chain.cpp
@@ -53,11 +53,6 @@ bool FillBlock(const CBlockIndex* index, const FoundBlock& block, UniqueLock<Rec
return true;
}
-class LockImpl : public Chain::Lock, public UniqueLock<RecursiveMutex>
-{
- using UniqueLock::UniqueLock;
-};
-
class NotificationsProxy : public CValidationInterface
{
public:
@@ -150,13 +145,6 @@ class ChainImpl : public Chain
{
public:
explicit ChainImpl(NodeContext& node) : m_node(node) {}
- std::unique_ptr<Chain::Lock> lock(bool try_lock) override
- {
- auto lock = MakeUnique<LockImpl>(::cs_main, "cs_main", __FILE__, __LINE__, try_lock);
- if (try_lock && lock && !*lock) return {};
- std::unique_ptr<Chain::Lock> result = std::move(lock); // Temporary to avoid CWG 1579
- return result;
- }
Optional<int> getHeight() override
{
LOCK(::cs_main);
diff --git a/src/interfaces/chain.h b/src/interfaces/chain.h
index d35d386925..e33fe54ac8 100644
--- a/src/interfaces/chain.h
+++ b/src/interfaces/chain.h
@@ -59,12 +59,7 @@ public:
//! internal workings of the bitcoin node, and not being very convenient to use.
//! Chain methods should be cleaned up and simplified over time. Examples:
//!
-//! * The Chain::lock() method, which lets clients delay chain tip updates
-//! should be removed when clients are able to respond to updates
-//! asynchronously
-//! (https://github.com/bitcoin/bitcoin/pull/10973#issuecomment-380101269).
-//!
-//! * The initMessage() and showProgress() methods which the wallet uses to send
+//! * The initMessages() and showProgress() methods which the wallet uses to send
//! notifications to the GUI should go away when GUI and wallet can directly
//! communicate with each other without going through the node
//! (https://github.com/bitcoin/bitcoin/pull/15288#discussion_r253321096).
@@ -72,26 +67,19 @@ public:
//! * The handleRpc, registerRpcs, rpcEnableDeprecated methods and other RPC
//! methods can go away if wallets listen for HTTP requests on their own
//! ports instead of registering to handle requests on the node HTTP port.
+//!
+//! * Move fee estimation queries to an asynchronous interface and let the
+//! wallet cache it, fee estimation being driven by node mempool, wallet
+//! should be the consumer.
+//!
+//! * The `guessVerificationProgress`, `getBlockHeight`, `getBlockHash`, etc
+//! methods can go away if rescan logic is moved on the node side, and wallet
+//! only register rescan request.
class Chain
{
public:
virtual ~Chain() {}
- //! Interface for querying locked chain state, used by legacy code that
- //! assumes state won't change between calls. New code should avoid using
- //! the Lock interface and instead call higher-level Chain methods
- //! that return more information so the chain doesn't need to stay locked
- //! between calls.
- class Lock
- {
- public:
- virtual ~Lock() {}
- };
-
- //! Return Lock interface. Chain is locked when this is called, and
- //! unlocked when the returned interface is freed.
- virtual std::unique_ptr<Lock> lock(bool try_lock = false) = 0;
-
//! Get current chain height, not including genesis block (returns 0 if
//! chain only contains genesis block, nullopt if chain does not contain
//! any blocks)
diff --git a/src/interfaces/wallet.cpp b/src/interfaces/wallet.cpp
index de26f329d7..752448aac7 100644
--- a/src/interfaces/wallet.cpp
+++ b/src/interfaces/wallet.cpp
@@ -196,25 +196,21 @@ public:
}
void lockCoin(const COutPoint& output) override
{
- auto locked_chain = m_wallet->chain().lock();
LOCK(m_wallet->cs_wallet);
return m_wallet->LockCoin(output);
}
void unlockCoin(const COutPoint& output) override
{
- auto locked_chain = m_wallet->chain().lock();
LOCK(m_wallet->cs_wallet);
return m_wallet->UnlockCoin(output);
}
bool isLockedCoin(const COutPoint& output) override
{
- auto locked_chain = m_wallet->chain().lock();
LOCK(m_wallet->cs_wallet);
return m_wallet->IsLockedCoin(output.hash, output.n);
}
void listLockedCoins(std::vector<COutPoint>& outputs) override
{
- auto locked_chain = m_wallet->chain().lock();
LOCK(m_wallet->cs_wallet);
return m_wallet->ListLockedCoins(outputs);
}
@@ -225,7 +221,6 @@ public:
CAmount& fee,
std::string& fail_reason) override
{
- auto locked_chain = m_wallet->chain().lock();
LOCK(m_wallet->cs_wallet);
CTransactionRef tx;
if (!m_wallet->CreateTransaction(recipients, tx, fee, change_pos,
@@ -238,14 +233,12 @@ public:
WalletValueMap value_map,
WalletOrderForm order_form) override
{
- auto locked_chain = m_wallet->chain().lock();
LOCK(m_wallet->cs_wallet);
m_wallet->CommitTransaction(std::move(tx), std::move(value_map), std::move(order_form));
}
bool transactionCanBeAbandoned(const uint256& txid) override { return m_wallet->TransactionCanBeAbandoned(txid); }
bool abandonTransaction(const uint256& txid) override
{
- auto locked_chain = m_wallet->chain().lock();
LOCK(m_wallet->cs_wallet);
return m_wallet->AbandonTransaction(txid);
}
@@ -273,7 +266,6 @@ public:
}
CTransactionRef getTx(const uint256& txid) override
{
- auto locked_chain = m_wallet->chain().lock();
LOCK(m_wallet->cs_wallet);
auto mi = m_wallet->mapWallet.find(txid);
if (mi != m_wallet->mapWallet.end()) {
@@ -283,7 +275,6 @@ public:
}
WalletTx getWalletTx(const uint256& txid) override
{
- auto locked_chain = m_wallet->chain().lock();
LOCK(m_wallet->cs_wallet);
auto mi = m_wallet->mapWallet.find(txid);
if (mi != m_wallet->mapWallet.end()) {
@@ -293,7 +284,6 @@ public:
}
std::vector<WalletTx> getWalletTxs() override
{
- auto locked_chain = m_wallet->chain().lock();
LOCK(m_wallet->cs_wallet);
std::vector<WalletTx> result;
result.reserve(m_wallet->mapWallet.size());
@@ -307,10 +297,6 @@ public:
int& num_blocks,
int64_t& block_time) override
{
- auto locked_chain = m_wallet->chain().lock(true /* try_lock */);
- if (!locked_chain) {
- return false;
- }
TRY_LOCK(m_wallet->cs_wallet, locked_wallet);
if (!locked_wallet) {
return false;
@@ -331,7 +317,6 @@ public:
bool& in_mempool,
int& num_blocks) override
{
- auto locked_chain = m_wallet->chain().lock();
LOCK(m_wallet->cs_wallet);
auto mi = m_wallet->mapWallet.find(txid);
if (mi != m_wallet->mapWallet.end()) {
@@ -368,8 +353,6 @@ public:
}
bool tryGetBalances(WalletBalances& balances, int& num_blocks, bool force, int cached_num_blocks) override
{
- auto locked_chain = m_wallet->chain().lock(true /* try_lock */);
- if (!locked_chain) return false;
TRY_LOCK(m_wallet->cs_wallet, locked_wallet);
if (!locked_wallet) {
return false;
@@ -386,31 +369,26 @@ public:
}
isminetype txinIsMine(const CTxIn& txin) override
{
- auto locked_chain = m_wallet->chain().lock();
LOCK(m_wallet->cs_wallet);
return m_wallet->IsMine(txin);
}
isminetype txoutIsMine(const CTxOut& txout) override
{
- auto locked_chain = m_wallet->chain().lock();
LOCK(m_wallet->cs_wallet);
return m_wallet->IsMine(txout);
}
CAmount getDebit(const CTxIn& txin, isminefilter filter) override
{
- auto locked_chain = m_wallet->chain().lock();
LOCK(m_wallet->cs_wallet);
return m_wallet->GetDebit(txin, filter);
}
CAmount getCredit(const CTxOut& txout, isminefilter filter) override
{
- auto locked_chain = m_wallet->chain().lock();
LOCK(m_wallet->cs_wallet);
return m_wallet->GetCredit(txout, filter);
}
CoinsList listCoins() override
{
- auto locked_chain = m_wallet->chain().lock();
LOCK(m_wallet->cs_wallet);
CoinsList result;
for (const auto& entry : m_wallet->ListCoins()) {
@@ -424,7 +402,6 @@ public:
}
std::vector<WalletTxOut> getCoins(const std::vector<COutPoint>& outputs) override
{
- auto locked_chain = m_wallet->chain().lock();
LOCK(m_wallet->cs_wallet);
std::vector<WalletTxOut> result;
result.reserve(outputs.size());
@@ -496,6 +473,7 @@ public:
{
return MakeHandler(m_wallet->NotifyCanGetAddressesChanged.connect(fn));
}
+ CWallet* wallet() override { return m_wallet.get(); }
std::shared_ptr<CWallet> m_wallet;
};
diff --git a/src/interfaces/wallet.h b/src/interfaces/wallet.h
index 5d870c5e3d..e5e3b80663 100644
--- a/src/interfaces/wallet.h
+++ b/src/interfaces/wallet.h
@@ -300,6 +300,9 @@ public:
//! Register handler for keypool changed messages.
using CanGetAddressesChangedFn = std::function<void()>;
virtual std::unique_ptr<Handler> handleCanGetAddressesChanged(CanGetAddressesChangedFn fn) = 0;
+
+ //! Return pointer to internal wallet class, useful for testing.
+ virtual CWallet* wallet() { return nullptr; }
};
//! Information about one wallet address.