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-rw-r--r--src/bitcoinrpc.cpp11
-rw-r--r--src/db.cpp70
-rw-r--r--src/db.h7
-rw-r--r--src/init.cpp14
-rw-r--r--src/serialize.h2
-rw-r--r--src/wallet.cpp21
6 files changed, 89 insertions, 36 deletions
diff --git a/src/bitcoinrpc.cpp b/src/bitcoinrpc.cpp
index 24864030c1..31ef725d79 100644
--- a/src/bitcoinrpc.cpp
+++ b/src/bitcoinrpc.cpp
@@ -1557,6 +1557,11 @@ Value encryptwallet(const Array& params, bool fHelp)
if (pwalletMain->IsCrypted())
throw JSONRPCError(-15, "Error: running with an encrypted wallet, but encryptwallet was called.");
+#ifdef QT_GUI
+ // shutting down via RPC while the GUI is running does not work (yet):
+ throw runtime_error("Not Yet Implemented: use GUI to encrypt wallet, not RPC command");
+#endif
+
string strWalletPass;
strWalletPass.reserve(100);
mlock(&strWalletPass[0], strWalletPass.capacity());
@@ -1576,7 +1581,11 @@ Value encryptwallet(const Array& params, bool fHelp)
fill(strWalletPass.begin(), strWalletPass.end(), '\0');
munlock(&strWalletPass[0], strWalletPass.capacity());
- return Value::null;
+ // BDB seems to have a bad habit of writing old data into
+ // slack space in .dat files; that is bad if the old data is
+ // unencrypted private keys. So:
+ CreateThread(Shutdown, NULL);
+ return "wallet encrypted; bitcoin server stopping, restart to run with encrypted wallet";
}
diff --git a/src/db.cpp b/src/db.cpp
index f083c77736..f163ac949a 100644
--- a/src/db.cpp
+++ b/src/db.cpp
@@ -28,6 +28,34 @@ DbEnv dbenv(0);
static map<string, int> mapFileUseCount;
static map<string, Db*> mapDb;
+static void EnvShutdown(bool fRemoveLogFiles)
+{
+ if (!fDbEnvInit)
+ return;
+
+ fDbEnvInit = false;
+ dbenv.close(0);
+ DbEnv(0).remove(GetDataDir().c_str(), 0);
+
+ if (fRemoveLogFiles)
+ {
+ filesystem::path datadir(GetDataDir());
+ filesystem::directory_iterator it(datadir / "database");
+ while (it != filesystem::directory_iterator())
+ {
+ const filesystem::path& p = it->path();
+#if BOOST_FILESYSTEM_VERSION == 2
+ std::string f = p.filename();
+#else
+ std::string f = p.filename().generic_string();
+#endif
+ if (f.find("log.") == 0)
+ filesystem::remove(p);
+ ++it;
+ }
+ }
+}
+
class CDBInit
{
public:
@@ -36,11 +64,7 @@ public:
}
~CDBInit()
{
- if (fDbEnvInit)
- {
- dbenv.close(0);
- fDbEnvInit = false;
- }
+ EnvShutdown(false);
}
}
instance_of_cdbinit;
@@ -165,7 +189,7 @@ void static CloseDb(const string& strFile)
}
}
-bool Resilver(const string& strFile)
+bool CDB::Rewrite(const string& strFile, const char* pszSkip)
{
while (!fShutdown)
{
@@ -180,8 +204,8 @@ bool Resilver(const string& strFile)
mapFileUseCount.erase(strFile);
bool fSuccess = true;
- printf("Resilvering %s...\n", strFile.c_str());
- string strFileRes = strFile + ".resilver";
+ printf("Rewriting %s...\n", strFile.c_str());
+ string strFileRes = strFile + ".rewrite";
CDB db(strFile.c_str(), "r");
Db* pdbCopy = new Db(&dbenv, 0);
@@ -212,6 +236,15 @@ bool Resilver(const string& strFile)
fSuccess = false;
break;
}
+ if (pszSkip &&
+ strncmp(&ssKey[0], pszSkip, std::min(ssKey.size(), strlen(pszSkip))) == 0)
+ continue;
+ if (strncmp(&ssKey[0], "\x07version", 8) == 0)
+ {
+ // Update version:
+ ssValue.clear();
+ ssValue << VERSION;
+ }
Dbt datKey(&ssKey[0], ssKey.size());
Dbt datValue(&ssValue[0], ssValue.size());
int ret2 = pdbCopy->put(NULL, &datKey, &datValue, DB_NOOVERWRITE);
@@ -239,7 +272,7 @@ bool Resilver(const string& strFile)
fSuccess = false;
}
if (!fSuccess)
- printf("Resilvering of %s FAILED!\n", strFileRes.c_str());
+ printf("Rewriting of %s FAILED!\n", strFileRes.c_str());
return fSuccess;
}
}
@@ -249,7 +282,7 @@ bool Resilver(const string& strFile)
}
-void DBFlush(bool fShutdown)
+void DBFlush(bool fShutdown, bool fRemoveLogFiles)
{
// Flush log data to the actual data file
// on all files that are not in use
@@ -280,9 +313,10 @@ void DBFlush(bool fShutdown)
{
char** listp;
if (mapFileUseCount.empty())
+ {
dbenv.log_archive(&listp, DB_ARCH_REMOVE);
- dbenv.close(0);
- fDbEnvInit = false;
+ EnvShutdown(fRemoveLogFiles);
+ }
}
}
}
@@ -740,7 +774,6 @@ int CWalletDB::LoadWallet(CWallet* pwallet)
pwallet->vchDefaultKey.clear();
int nFileVersion = 0;
vector<uint256> vWalletUpgrade;
- bool fIsResilvered = false;
bool fIsEncrypted = false;
// Modify defaults
@@ -901,7 +934,6 @@ int CWalletDB::LoadWallet(CWallet* pwallet)
if (strKey == "fMinimizeOnClose") ssValue >> fMinimizeOnClose;
if (strKey == "fUseProxy") ssValue >> fUseProxy;
if (strKey == "addrProxy") ssValue >> addrProxy;
- if (strKey == "fIsResilvered") ssValue >> fIsResilvered;
if (fHaveUPnP && strKey == "fUseUPnP") ssValue >> fUseUPnP;
}
else if (strType == "minversion")
@@ -929,8 +961,11 @@ int CWalletDB::LoadWallet(CWallet* pwallet)
printf("fUseUPnP = %d\n", fUseUPnP);
- // Upgrade
- if (nFileVersion < VERSION)
+ // Rewrite encrypted wallets of versions 0.4.0 and 0.5.0rc:
+ if (fIsEncrypted && (nFileVersion == 40000 || nFileVersion == 50000))
+ return DB_NEED_REWRITE;
+
+ if (nFileVersion < VERSION) // Update
{
// Get rid of old debug.log file in current directory
if (nFileVersion <= 105 && !pszSetDataDir[0])
@@ -939,9 +974,6 @@ int CWalletDB::LoadWallet(CWallet* pwallet)
WriteVersion(VERSION);
}
- if (fIsEncrypted && !fIsResilvered)
- return DB_NEED_RESILVER;
-
return DB_LOAD_OK;
}
diff --git a/src/db.h b/src/db.h
index 75748ace01..98af4be9a0 100644
--- a/src/db.h
+++ b/src/db.h
@@ -29,10 +29,9 @@ extern unsigned int nWalletDBUpdated;
extern DbEnv dbenv;
-extern void DBFlush(bool fShutdown);
+extern void DBFlush(bool fShutdown, bool fRemoveLogFiles);
void ThreadFlushWalletDB(void* parg);
bool BackupWallet(const CWallet& wallet, const std::string& strDest);
-extern bool Resilver(const std::string& strFile);
@@ -258,7 +257,7 @@ public:
return Write(std::string("version"), nVersion);
}
- friend bool Resilver(const std::string&);
+ bool static Rewrite(const std::string& strFile, const char* pszSkip = NULL);
};
@@ -351,7 +350,7 @@ enum DBErrors
DB_CORRUPT,
DB_TOO_NEW,
DB_LOAD_FAIL,
- DB_NEED_RESILVER
+ DB_NEED_REWRITE
};
class CWalletDB : public CDB
diff --git a/src/init.cpp b/src/init.cpp
index d6e153285e..c91c098e03 100644
--- a/src/init.cpp
+++ b/src/init.cpp
@@ -44,8 +44,8 @@ void Shutdown(void* parg)
{
static CCriticalSection cs_Shutdown;
static bool fTaken;
- bool fFirstThread;
- CRITICAL_BLOCK(cs_Shutdown)
+ bool fFirstThread = false;
+ TRY_CRITICAL_BLOCK(cs_Shutdown)
{
fFirstThread = !fTaken;
fTaken = true;
@@ -55,9 +55,9 @@ void Shutdown(void* parg)
{
fShutdown = true;
nTransactionsUpdated++;
- DBFlush(false);
+ DBFlush(false, false);
StopNode();
- DBFlush(true);
+ DBFlush(true, true);
boost::filesystem::remove(GetPidFile());
UnregisterWallet(pwalletMain);
delete pwalletMain;
@@ -362,6 +362,12 @@ bool AppInit2(int argc, char* argv[])
strErrors += _("Error loading wallet.dat: Wallet corrupted \n");
else if (nLoadWalletRet == DB_TOO_NEW)
strErrors += _("Error loading wallet.dat: Wallet requires newer version of Bitcoin \n");
+ else if (nLoadWalletRet == DB_NEED_REWRITE)
+ {
+ strErrors += _("Wallet needed to be rewritten: restart Bitcoin to complete \n");
+ wxMessageBox(strErrors, "Bitcoin", wxOK | wxICON_ERROR);
+ return false;
+ }
else
strErrors += _("Error loading wallet.dat \n");
}
diff --git a/src/serialize.h b/src/serialize.h
index beb87f1d04..53867e939a 100644
--- a/src/serialize.h
+++ b/src/serialize.h
@@ -60,7 +60,7 @@ class CDataStream;
class CAutoFile;
static const unsigned int MAX_SIZE = 0x02000000;
-static const int VERSION = 50000;
+static const int VERSION = 50001;
static const char* pszSubVer = "";
static const bool VERSION_IS_BETA = true;
diff --git a/src/wallet.cpp b/src/wallet.cpp
index 3ed880f600..e3ca7d297d 100644
--- a/src/wallet.cpp
+++ b/src/wallet.cpp
@@ -187,10 +187,12 @@ bool CWallet::EncryptWallet(const string& strWalletPassphrase)
}
Lock();
- }
- if (Resilver(strWalletFile))
- CWalletDB(strWalletFile, "r+").WriteSetting("fIsResilvered", true);
+ // Need to completely rewrite the wallet file; if we don't, bdb might keep
+ // bits of the unencrypted private key in slack space in the database file.
+ setKeyPool.clear();
+ CDB::Rewrite(strWalletFile, "\x04pool");
+ }
return true;
}
@@ -1145,11 +1147,16 @@ int CWallet::LoadWallet(bool& fFirstRunRet)
return false;
fFirstRunRet = false;
int nLoadWalletRet = CWalletDB(strWalletFile,"cr+").LoadWallet(this);
- if (nLoadWalletRet == DB_NEED_RESILVER)
+ if (nLoadWalletRet == DB_NEED_REWRITE)
{
- if (Resilver(strWalletFile))
- CWalletDB(strWalletFile, "r+").WriteSetting("fIsResilvered", true);
- nLoadWalletRet = DB_LOAD_OK;
+ if (CDB::Rewrite(strWalletFile, "\x04pool"))
+ {
+ setKeyPool.clear();
+ // Note: can't top-up keypool here, because wallet is locked.
+ // User will be prompted to unlock wallet the next operation
+ // the requires a new key.
+ }
+ nLoadWalletRet = DB_NEED_REWRITE;
}
if (nLoadWalletRet != DB_LOAD_OK)
generated by cgit v1.2.3 (git 2.26.2) at 2024-11-14 03:24:20 +0000