diff options
-rw-r--r-- | configure.ac | 6 | ||||
-rw-r--r-- | src/init.cpp | 39 | ||||
-rw-r--r-- | src/init.h | 2 | ||||
-rw-r--r-- | src/validation.cpp | 19 | ||||
-rw-r--r-- | src/validationinterface.cpp | 4 | ||||
-rw-r--r-- | src/wallet/init.cpp | 39 | ||||
-rw-r--r-- | src/walletinitinterface.h | 18 |
7 files changed, 62 insertions, 65 deletions
diff --git a/configure.ac b/configure.ac index b38e480f27..c4bc061d74 100644 --- a/configure.ac +++ b/configure.ac @@ -630,11 +630,7 @@ if test x$use_hardening != xno; then AX_CHECK_LINK_FLAG([[-Wl,--high-entropy-va]], [HARDENED_LDFLAGS="$HARDENED_LDFLAGS -Wl,--high-entropy-va"]) AX_CHECK_LINK_FLAG([[-Wl,-z,relro]], [HARDENED_LDFLAGS="$HARDENED_LDFLAGS -Wl,-z,relro"]) AX_CHECK_LINK_FLAG([[-Wl,-z,now]], [HARDENED_LDFLAGS="$HARDENED_LDFLAGS -Wl,-z,now"]) - - if test x$TARGET_OS != xwindows; then - AX_CHECK_COMPILE_FLAG([-fPIE],[PIE_FLAGS="-fPIE"]) - AX_CHECK_LINK_FLAG([[-pie]], [HARDENED_LDFLAGS="$HARDENED_LDFLAGS -pie"]) - fi + AX_CHECK_LINK_FLAG([[-fPIE -pie]], [PIE_FLAGS="-fPIE"; HARDENED_LDFLAGS="$HARDENED_LDFLAGS -pie"],, [[$CXXFLAG_WERROR]]) case $host in *mingw*) diff --git a/src/init.cpp b/src/init.cpp index 9174413610..8538630d7e 100644 --- a/src/init.cpp +++ b/src/init.cpp @@ -76,19 +76,18 @@ std::unique_ptr<PeerLogicValidation> peerLogic; class DummyWalletInit : public WalletInitInterface { public: - std::string GetHelpString(bool showDebug) override {return std::string{};} - bool ParameterInteraction() override {return true;} - void RegisterRPC(CRPCTable &) override {} - bool Verify() override {return true;} - bool Open() override {LogPrintf("No wallet support compiled in!\n"); return true;} - void Start(CScheduler& scheduler) override {} - void Flush() override {} - void Stop() override {} - void Close() override {} + std::string GetHelpString(bool showDebug) const override {return std::string{};} + bool ParameterInteraction() const override {return true;} + void RegisterRPC(CRPCTable &) const override {} + bool Verify() const override {return true;} + bool Open() const override {LogPrintf("No wallet support compiled in!\n"); return true;} + void Start(CScheduler& scheduler) const override {} + void Flush() const override {} + void Stop() const override {} + void Close() const override {} }; -static DummyWalletInit g_dummy_wallet_init; -WalletInitInterface* const g_wallet_init_interface = &g_dummy_wallet_init; +const WalletInitInterface& g_wallet_init_interface = DummyWalletInit(); #endif #if ENABLE_ZMQ @@ -204,7 +203,7 @@ void Shutdown() StopREST(); StopRPC(); StopHTTPServer(); - g_wallet_init_interface->Flush(); + g_wallet_init_interface.Flush(); StopMapPort(); // Because these depend on each-other, we make sure that neither can be @@ -262,7 +261,7 @@ void Shutdown() pcoinsdbview.reset(); pblocktree.reset(); } - g_wallet_init_interface->Stop(); + g_wallet_init_interface.Stop(); #if ENABLE_ZMQ if (pzmqNotificationInterface) { @@ -282,7 +281,7 @@ void Shutdown() UnregisterAllValidationInterfaces(); GetMainSignals().UnregisterBackgroundSignalScheduler(); GetMainSignals().UnregisterWithMempoolSignals(mempool); - g_wallet_init_interface->Close(); + g_wallet_init_interface.Close(); globalVerifyHandle.reset(); ECC_Stop(); LogPrintf("%s: done\n", __func__); @@ -425,7 +424,7 @@ std::string HelpMessage(HelpMessageMode mode) strUsage += HelpMessageOpt("-whitelist=<IP address or network>", _("Whitelist peers connecting from the given IP address (e.g. 1.2.3.4) or CIDR notated network (e.g. 1.2.3.0/24). Can be specified multiple times.") + " " + _("Whitelisted peers cannot be DoS banned and their transactions are always relayed, even if they are already in the mempool, useful e.g. for a gateway")); - strUsage += g_wallet_init_interface->GetHelpString(showDebug); + strUsage += g_wallet_init_interface.GetHelpString(showDebug); #if ENABLE_ZMQ strUsage += HelpMessageGroup(_("ZeroMQ notification options:")); @@ -1109,7 +1108,7 @@ bool AppInitParameterInteraction() return InitError(strprintf("acceptnonstdtxn is not currently supported for %s chain", chainparams.NetworkIDString())); nBytesPerSigOp = gArgs.GetArg("-bytespersigop", nBytesPerSigOp); - if (!g_wallet_init_interface->ParameterInteraction()) return false; + if (!g_wallet_init_interface.ParameterInteraction()) return false; fIsBareMultisigStd = gArgs.GetBoolArg("-permitbaremultisig", DEFAULT_PERMIT_BAREMULTISIG); fAcceptDatacarrier = gArgs.GetBoolArg("-datacarrier", DEFAULT_ACCEPT_DATACARRIER); @@ -1274,7 +1273,7 @@ bool AppInitMain() * available in the GUI RPC console even if external calls are disabled. */ RegisterAllCoreRPCCommands(tableRPC); - g_wallet_init_interface->RegisterRPC(tableRPC); + g_wallet_init_interface.RegisterRPC(tableRPC); /* Start the RPC server already. It will be started in "warmup" mode * and not really process calls already (but it will signify connections @@ -1291,7 +1290,7 @@ bool AppInitMain() int64_t nStart; // ********************************************************* Step 5: verify wallet database integrity - if (!g_wallet_init_interface->Verify()) return false; + if (!g_wallet_init_interface.Verify()) return false; // ********************************************************* Step 6: network initialization // Note that we absolutely cannot open any actual connections @@ -1610,7 +1609,7 @@ bool AppInitMain() fFeeEstimatesInitialized = true; // ********************************************************* Step 8: load wallet - if (!g_wallet_init_interface->Open()) return false; + if (!g_wallet_init_interface.Open()) return false; // ********************************************************* Step 9: data directory maintenance @@ -1756,7 +1755,7 @@ bool AppInitMain() SetRPCWarmupFinished(); uiInterface.InitMessage(_("Done loading")); - g_wallet_init_interface->Start(scheduler); + g_wallet_init_interface.Start(scheduler); return true; } diff --git a/src/init.h b/src/init.h index 829c110112..000c8c95e4 100644 --- a/src/init.h +++ b/src/init.h @@ -13,7 +13,7 @@ class CScheduler; class CWallet; class WalletInitInterface; -extern WalletInitInterface* const g_wallet_init_interface; +extern const WalletInitInterface& g_wallet_init_interface; namespace boost { diff --git a/src/validation.cpp b/src/validation.cpp index 958c187220..3726cb3b14 100644 --- a/src/validation.cpp +++ b/src/validation.cpp @@ -354,7 +354,7 @@ bool CheckSequenceLocks(const CTransaction &tx, int flags, LockPoints* lp, bool CBlockIndex* tip = chainActive.Tip(); assert(tip != nullptr); - + CBlockIndex index; index.pprev = tip; // CheckSequenceLocks() uses chainActive.Height()+1 to evaluate @@ -2678,18 +2678,17 @@ bool CChainState::ActivateBestChain(CValidationState &state, const CChainParams& assert(trace.pblock && trace.pindex); GetMainSignals().BlockConnected(trace.pblock, trace.pindex, trace.conflictedTxs); } - } - // When we reach this point, we switched to a new tip (stored in pindexNewTip). - // Notifications/callbacks that can run without cs_main + // Notify external listeners about the new tip. + // Enqueue while holding cs_main to ensure that UpdatedBlockTip is called in the order in which blocks are connected + GetMainSignals().UpdatedBlockTip(pindexNewTip, pindexFork, fInitialDownload); - // Notify external listeners about the new tip. - GetMainSignals().UpdatedBlockTip(pindexNewTip, pindexFork, fInitialDownload); - - // Always notify the UI if a new block tip was connected - if (pindexFork != pindexNewTip) { - uiInterface.NotifyBlockTip(fInitialDownload, pindexNewTip); + // Always notify the UI if a new block tip was connected + if (pindexFork != pindexNewTip) { + uiInterface.NotifyBlockTip(fInitialDownload, pindexNewTip); + } } + // When we reach this point, we switched to a new tip (stored in pindexNewTip). if (nStopAtHeight && pindexNewTip && pindexNewTip->nHeight >= nStopAtHeight) StartShutdown(); diff --git a/src/validationinterface.cpp b/src/validationinterface.cpp index 928df4fa65..746263f113 100644 --- a/src/validationinterface.cpp +++ b/src/validationinterface.cpp @@ -139,6 +139,10 @@ void CMainSignals::MempoolEntryRemoved(CTransactionRef ptx, MemPoolRemovalReason } void CMainSignals::UpdatedBlockTip(const CBlockIndex *pindexNew, const CBlockIndex *pindexFork, bool fInitialDownload) { + // Dependencies exist that require UpdatedBlockTip events to be delivered in the order in which + // the chain actually updates. One way to ensure this is for the caller to invoke this signal + // in the same critical section where the chain is updated + m_internals->m_schedulerClient.AddToProcessQueue([pindexNew, pindexFork, fInitialDownload, this] { m_internals->UpdatedBlockTip(pindexNew, pindexFork, fInitialDownload); }); diff --git a/src/wallet/init.cpp b/src/wallet/init.cpp index b6f4a0e1e1..2fd9aa1a6f 100644 --- a/src/wallet/init.cpp +++ b/src/wallet/init.cpp @@ -18,39 +18,38 @@ class WalletInit : public WalletInitInterface { public: //! Return the wallets help message. - std::string GetHelpString(bool showDebug) override; + std::string GetHelpString(bool showDebug) const override; //! Wallets parameter interaction - bool ParameterInteraction() override; + bool ParameterInteraction() const override; //! Register wallet RPCs. - void RegisterRPC(CRPCTable &tableRPC) override; + void RegisterRPC(CRPCTable &tableRPC) const override; //! Responsible for reading and validating the -wallet arguments and verifying the wallet database. // This function will perform salvage on the wallet if requested, as long as only one wallet is // being loaded (WalletParameterInteraction forbids -salvagewallet, -zapwallettxes or -upgradewallet with multiwallet). - bool Verify() override; + bool Verify() const override; //! Load wallet databases. - bool Open() override; + bool Open() const override; //! Complete startup of wallets. - void Start(CScheduler& scheduler) override; + void Start(CScheduler& scheduler) const override; //! Flush all wallets in preparation for shutdown. - void Flush() override; + void Flush() const override; //! Stop all wallets. Wallets will be flushed first. - void Stop() override; + void Stop() const override; //! Close all wallets. - void Close() override; + void Close() const override; }; -static WalletInit g_wallet_init; -WalletInitInterface* const g_wallet_init_interface = &g_wallet_init; +const WalletInitInterface& g_wallet_init_interface = WalletInit(); -std::string WalletInit::GetHelpString(bool showDebug) +std::string WalletInit::GetHelpString(bool showDebug) const { std::string strUsage = HelpMessageGroup(_("Wallet options:")); strUsage += HelpMessageOpt("-addresstype", strprintf("What type of addresses to use (\"legacy\", \"p2sh-segwit\", or \"bech32\", default: \"%s\")", FormatOutputType(DEFAULT_ADDRESS_TYPE))); @@ -92,7 +91,7 @@ std::string WalletInit::GetHelpString(bool showDebug) return strUsage; } -bool WalletInit::ParameterInteraction() +bool WalletInit::ParameterInteraction() const { if (gArgs.GetBoolArg("-disablewallet", DEFAULT_DISABLE_WALLET)) { for (const std::string& wallet : gArgs.GetArgs("-wallet")) { @@ -220,7 +219,7 @@ bool WalletInit::ParameterInteraction() return true; } -void WalletInit::RegisterRPC(CRPCTable &t) +void WalletInit::RegisterRPC(CRPCTable &t) const { if (gArgs.GetBoolArg("-disablewallet", DEFAULT_DISABLE_WALLET)) { return; @@ -229,7 +228,7 @@ void WalletInit::RegisterRPC(CRPCTable &t) RegisterWalletRPCCommands(t); } -bool WalletInit::Verify() +bool WalletInit::Verify() const { if (gArgs.GetBoolArg("-disablewallet", DEFAULT_DISABLE_WALLET)) { return true; @@ -304,7 +303,7 @@ bool WalletInit::Verify() return true; } -bool WalletInit::Open() +bool WalletInit::Open() const { if (gArgs.GetBoolArg("-disablewallet", DEFAULT_DISABLE_WALLET)) { LogPrintf("Wallet disabled!\n"); @@ -322,28 +321,28 @@ bool WalletInit::Open() return true; } -void WalletInit::Start(CScheduler& scheduler) +void WalletInit::Start(CScheduler& scheduler) const { for (CWalletRef pwallet : vpwallets) { pwallet->postInitProcess(scheduler); } } -void WalletInit::Flush() +void WalletInit::Flush() const { for (CWalletRef pwallet : vpwallets) { pwallet->Flush(false); } } -void WalletInit::Stop() +void WalletInit::Stop() const { for (CWalletRef pwallet : vpwallets) { pwallet->Flush(true); } } -void WalletInit::Close() +void WalletInit::Close() const { for (CWalletRef pwallet : vpwallets) { delete pwallet; diff --git a/src/walletinitinterface.h b/src/walletinitinterface.h index c7eee37ce5..5bfde6faaf 100644 --- a/src/walletinitinterface.h +++ b/src/walletinitinterface.h @@ -13,23 +13,23 @@ class CRPCTable; class WalletInitInterface { public: /** Get wallet help string */ - virtual std::string GetHelpString(bool showDebug) = 0; + virtual std::string GetHelpString(bool showDebug) const = 0; /** Check wallet parameter interaction */ - virtual bool ParameterInteraction() = 0; + virtual bool ParameterInteraction() const = 0; /** Register wallet RPC*/ - virtual void RegisterRPC(CRPCTable &) = 0; + virtual void RegisterRPC(CRPCTable &) const = 0; /** Verify wallets */ - virtual bool Verify() = 0; + virtual bool Verify() const = 0; /** Open wallets*/ - virtual bool Open() = 0; + virtual bool Open() const = 0; /** Start wallets*/ - virtual void Start(CScheduler& scheduler) = 0; + virtual void Start(CScheduler& scheduler) const = 0; /** Flush Wallets*/ - virtual void Flush() = 0; + virtual void Flush() const = 0; /** Stop Wallets*/ - virtual void Stop() = 0; + virtual void Stop() const = 0; /** Close wallets */ - virtual void Close() = 0; + virtual void Close() const = 0; virtual ~WalletInitInterface() {} }; |