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6af51e8198
The scope of the lock should be limited to just guarding m_warnings as anything listening on `NotifyAlertChanged` may execute code that requires the lock as well.
67 lines
1.9 KiB
C++
67 lines
1.9 KiB
C++
// Copyright (c) 2009-2010 Satoshi Nakamoto
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// Copyright (c) 2009-2022 The Bitcoin Core developers
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// Distributed under the MIT software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#include <config/bitcoin-config.h> // IWYU pragma: keep
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#include <node/warnings.h>
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#include <common/system.h>
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#include <node/interface_ui.h>
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#include <sync.h>
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#include <univalue.h>
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#include <util/translation.h>
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#include <utility>
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#include <vector>
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namespace node {
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Warnings::Warnings()
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{
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// Pre-release build warning
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if (!CLIENT_VERSION_IS_RELEASE) {
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m_warnings.insert(
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{Warning::PRE_RELEASE_TEST_BUILD,
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_("This is a pre-release test build - use at your own risk - do not use for mining or merchant applications")});
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}
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}
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bool Warnings::Set(warning_type id, bilingual_str message)
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{
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const auto& [_, inserted]{WITH_LOCK(m_mutex, return m_warnings.insert({id, std::move(message)}))};
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if (inserted) uiInterface.NotifyAlertChanged();
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return inserted;
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}
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bool Warnings::Unset(warning_type id)
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{
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auto success{WITH_LOCK(m_mutex, return m_warnings.erase(id))};
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if (success) uiInterface.NotifyAlertChanged();
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return success;
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}
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std::vector<bilingual_str> Warnings::GetMessages() const
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{
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LOCK(m_mutex);
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std::vector<bilingual_str> messages;
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messages.reserve(m_warnings.size());
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for (const auto& [id, msg] : m_warnings) {
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messages.push_back(msg);
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}
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return messages;
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}
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UniValue GetWarningsForRpc(const Warnings& warnings, bool use_deprecated)
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{
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if (use_deprecated) {
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const auto all_messages{warnings.GetMessages()};
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return all_messages.empty() ? "" : all_messages.back().original;
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}
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UniValue messages{UniValue::VARR};
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for (auto&& message : warnings.GetMessages()) {
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messages.push_back(std::move(message.original));
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}
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return messages;
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}
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} // namespace node
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