int WiredTigerUtil::verifyTable(OperationContext* txn, const std::string& uri,
std::vector<std::string>* errors) {
class MyEventHandlers : public WT_EVENT_HANDLER {
public:
MyEventHandlers(std::vector<std::string>* errors)
: WT_EVENT_HANDLER(defaultEventHandlers())
, _errors(errors)
, _defaultErrorHandler(handle_error)
{
handle_error = onError;
}
private:
static int onError(WT_EVENT_HANDLER* handler, WT_SESSION* session, int error,
const char* message) {
try {
MyEventHandlers* self = static_cast<MyEventHandlers*>(handler);
self->_errors->push_back(message);
return self->_defaultErrorHandler(handler, session, error, message);
}
catch (...) {
std::terminate();
}
}
typedef int(*ErrorHandler)(WT_EVENT_HANDLER*, WT_SESSION*, int, const char*);
std::vector<std::string>* const _errors;
const ErrorHandler _defaultErrorHandler;
} eventHandler(errors);
// Try to close as much as possible to avoid EBUSY errors.
WiredTigerRecoveryUnit::get(txn)->getSession(txn)->closeAllCursors();
WiredTigerSessionCache* sessionCache = WiredTigerRecoveryUnit::get(txn)->getSessionCache();
sessionCache->closeAll();
// Open a new session with custom error handlers.
WT_CONNECTION* conn = WiredTigerRecoveryUnit::get(txn)->getSessionCache()->conn();
WT_SESSION* session;
invariantWTOK(conn->open_session(conn, errors ? &eventHandler : NULL, NULL, &session));
ON_BLOCK_EXIT(session->close, session, "");
// Do the verify. Weird parens prevent treating "verify" as a macro.
return (session->verify)(session, uri.c_str(), NULL);
}
int WiredTigerUtil::verifyTable(OperationContext* txn,
const std::string& uri,
std::vector<std::string>* errors) {
ErrorAccumulator eventHandler(errors);
// Try to close as much as possible to avoid EBUSY errors.
WiredTigerRecoveryUnit::get(txn)->getSession(txn)->closeAllCursors();
WiredTigerSessionCache* sessionCache = WiredTigerRecoveryUnit::get(txn)->getSessionCache();
sessionCache->closeAll();
// Open a new session with custom error handlers.
WT_CONNECTION* conn = WiredTigerRecoveryUnit::get(txn)->getSessionCache()->conn();
WT_SESSION* session;
invariantWTOK(conn->open_session(conn, &eventHandler, NULL, &session));
ON_BLOCK_EXIT(session->close, session, "");
// Do the verify. Weird parens prevent treating "verify" as a macro.
return (session->verify)(session, uri.c_str(), NULL);
}
