Common/HttpRequest: Use CURLOPT_ERRORBUFFER for error messages

This commit is contained in:
spycrab 2019-06-20 19:44:51 +02:00
parent b11f630565
commit ba4c1c5947

View File

@ -42,6 +42,7 @@ private:
static inline std::once_flag s_curl_was_initialized;
ProgressCallback m_callback;
std::unique_ptr<CURL, decltype(&curl_easy_cleanup)> m_curl{nullptr, curl_easy_cleanup};
std::string m_error_string;
};
HttpRequest::HttpRequest(std::chrono::milliseconds timeout_ms, ProgressCallback callback)
@ -119,6 +120,10 @@ HttpRequest::Impl::Impl(std::chrono::milliseconds timeout_ms, ProgressCallback c
curl_easy_setopt(m_curl.get(), CURLOPT_PROGRESSFUNCTION, CurlProgressCallback);
}
// Set up error buffer
m_error_string.resize(CURL_ERROR_SIZE);
curl_easy_setopt(m_curl.get(), CURLOPT_ERRORBUFFER, m_error_string.data());
// libcurl may not have been built with async DNS support, so we disable
// signal handlers to avoid a possible and likely crash if a resolve times out.
curl_easy_setopt(m_curl.get(), CURLOPT_NOSIGNAL, true);
@ -205,7 +210,7 @@ HttpRequest::Response HttpRequest::Impl::Fetch(const std::string& url, Method me
const CURLcode res = curl_easy_perform(m_curl.get());
if (res != CURLE_OK)
{
ERROR_LOG(COMMON, "Failed to %s %s: %s", type, url.c_str(), curl_easy_strerror(res));
ERROR_LOG(COMMON, "Failed to %s %s: %s", type, url.c_str(), m_error_string.c_str());
return {};
}