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Merge #10605: Add AssertLockHeld assertions in CWallet::ListCoins

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62b6f0f21e Add EXCLUSIVE_LOCKS_REQUIRED to CWallet::ListCoins (Russell Yanofsky)
545e85eccc Add AssertLockHeld assertions in CWallet::ListCoins (Russell Yanofsky)

Pull request description:

  Fixes TODO from #10295

Tree-SHA512: 2dd03a8217e5e1313aa2119cb530e0c0daf3ae3a751b6fdec611df57b8090201a90b52ff05f8f696e978a1344aaf21989d67a03beb5ef6ef79b77be38d04b451
This commit is contained in:
MarcoFalke 2018-08-31 09:03:00 -04:00
parent 709a15b0a6 62b6f0f21e
commit b012bbe358
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GPG key ID: D2EA4850E7528B25
3 changed files with 16 additions and 14 deletions
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16
src/wallet/test/wallet_tests.cpp
View file

@ -320,7 +320,11 @@ BOOST_FIXTURE_TEST_CASE(ListCoins, ListCoinsTestingSetup)
// Confirm ListCoins initially returns 1 coin grouped under coinbaseKey
// address.
auto list = wallet->ListCoins();
std::map<CTxDestination, std::vector<COutput>> list;
{
LOCK2(cs_main, wallet->cs_wallet);
list = wallet->ListCoins();
}
BOOST_CHECK_EQUAL(list.size(), 1U);
BOOST_CHECK_EQUAL(boost::get<CKeyID>(list.begin()->first).ToString(), coinbaseAddress);
BOOST_CHECK_EQUAL(list.begin()->second.size(), 1U);
@ -333,7 +337,10 @@ BOOST_FIXTURE_TEST_CASE(ListCoins, ListCoinsTestingSetup)
// coinbaseKey pubkey, even though the change address has a different
// pubkey.
AddTx(CRecipient{GetScriptForRawPubKey({}), 1 * COIN, false /* subtract fee */});
list = wallet->ListCoins();
{
LOCK2(cs_main, wallet->cs_wallet);
list = wallet->ListCoins();
}
BOOST_CHECK_EQUAL(list.size(), 1U);
BOOST_CHECK_EQUAL(boost::get<CKeyID>(list.begin()->first).ToString(), coinbaseAddress);
BOOST_CHECK_EQUAL(list.begin()->second.size(), 2U);
@ -359,7 +366,10 @@ BOOST_FIXTURE_TEST_CASE(ListCoins, ListCoinsTestingSetup)
}
// Confirm ListCoins still returns same result as before, despite coins
// being locked.
list = wallet->ListCoins();
{
LOCK2(cs_main, wallet->cs_wallet);
list = wallet->ListCoins();
}
BOOST_CHECK_EQUAL(list.size(), 1U);
BOOST_CHECK_EQUAL(boost::get<CKeyID>(list.begin()->first).ToString(), coinbaseAddress);
BOOST_CHECK_EQUAL(list.begin()->second.size(), 2U);

12
src/wallet/wallet.cpp
View file

@ -2252,20 +2252,12 @@ void CWallet::AvailableCoins(std::vector<COutput> &vCoins, bool fOnlySafe, const
std::map<CTxDestination, std::vector<COutput>> CWallet::ListCoins() const
{
// TODO: Add AssertLockHeld(cs_wallet) here.
//
// Because the return value from this function contains pointers to
// CWalletTx objects, callers to this function really should acquire the
// cs_wallet lock before calling it. However, the current caller doesn't
// acquire this lock yet. There was an attempt to add the missing lock in
// https://github.com/bitcoin/bitcoin/pull/10340, but that change has been
// postponed until after https://github.com/bitcoin/bitcoin/pull/10244 to
// avoid adding some extra complexity to the Qt code.
AssertLockHeld(cs_main);
AssertLockHeld(cs_wallet);
std::map<CTxDestination, std::vector<COutput>> result;
std::vector<COutput> availableCoins;
LOCK2(cs_main, cs_wallet);
AvailableCoins(availableCoins);
for (auto& coin : availableCoins) {

2
src/wallet/wallet.h
View file

@ -764,7 +764,7 @@ public:
/**
* Return list of available coins and locked coins grouped by non-change output address.
*/
std::map<CTxDestination, std::vector<COutput>> ListCoins() const;
std::map<CTxDestination, std::vector<COutput>> ListCoins() const EXCLUSIVE_LOCKS_REQUIRED(cs_main, cs_wallet);
/**
* Find non-change parent output.