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Implement SQLiteDatabase::Backup

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This commit is contained in:
Andrew Chow
2020-05-26 20:53:48 -04:00
parent f6f9cd6a64
commit ac5c1617e7
1 changed files with 23 additions and 1 deletions
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22
src/wallet/sqlite.cpp
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@ -186,8 +186,30 @@ bool SQLiteDatabase::Rewrite(const char* skip)
bool SQLiteDatabase::Backup(const std::string& dest) const bool SQLiteDatabase::Backup(const std::string& dest) const
{ {
sqlite3* db_copy;
int res = sqlite3_open(dest.c_str(), &db_copy);
if (res != SQLITE_OK) {
sqlite3_close(db_copy);
return false; return false;
} }
sqlite3_backup* backup = sqlite3_backup_init(db_copy, "main", m_db, "main");
if (!backup) {
LogPrintf("%s: Unable to begin backup: %s\n", __func__, sqlite3_errmsg(m_db));
sqlite3_close(db_copy);
return false;
}
// Specifying -1 will copy all of the pages
res = sqlite3_backup_step(backup, -1);
if (res != SQLITE_DONE) {
LogPrintf("%s: Unable to backup: %s\n", __func__, sqlite3_errstr(res));
sqlite3_backup_finish(backup);
sqlite3_close(db_copy);
return false;
}
res = sqlite3_backup_finish(backup);
sqlite3_close(db_copy);
return res == SQLITE_OK;
}
void SQLiteDatabase::Close() void SQLiteDatabase::Close()
{ {