Function wipeSensitiveDataAndCutToLength

src/Common/SensitiveDataMasker.cpp:254–274

std::string wipeSensitiveDataAndCutToLength(std::string str, size_t max_length, bool wipe_sensitive)
{
    std::string res = std::move(str);

    if (wipe_sensitive)
        if (auto masker = SensitiveDataMasker::getInstance())
            masker->wipeSensitiveData(res);

    size_t length = res.length();
    if (max_length && (length > max_length))
    {
        constexpr size_t max_extra_msg_len = sizeof("... (truncated 18446744073709551615 characters)");
        if (max_length < max_extra_msg_len)
            return "(removed " + std::to_string(length) + " characters)";
        max_length -= max_extra_msg_len;
        res.resize(max_length);
        res.append("... (truncated " + std::to_string(length - max_length) +  " characters)");
    }

    return res;
}

}