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// Copyright (c) 2023 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#include <node/kernel_notifications.h>
#include <config/bitcoin-config.h> // IWYU pragma: keep
#include <chain.h>
#include <common/args.h>
#include <common/system.h>
#include <kernel/context.h>
#include <logging.h>
#include <node/abort.h>
#include <node/interface_ui.h>
#include <util/check.h>
#include <util/signalinterrupt.h>
#include <util/strencodings.h>
#include <util/string.h>
#include <util/translation.h>
#include <warnings.h>
#include <cstdint>
#include <string>
#include <thread>
using util::ReplaceAll;
static void AlertNotify(const std::string& strMessage)
{
uiInterface.NotifyAlertChanged();
#if HAVE_SYSTEM
std::string strCmd = gArgs.GetArg("-alertnotify", "");
if (strCmd.empty()) return;
// Alert text should be plain ascii coming from a trusted source, but to
// be safe we first strip anything not in safeChars, then add single quotes around
// the whole string before passing it to the shell:
std::string singleQuote("'");
std::string safeStatus = SanitizeString(strMessage);
safeStatus = singleQuote+safeStatus+singleQuote;
ReplaceAll(strCmd, "%s", safeStatus);
std::thread t(runCommand, strCmd);
t.detach(); // thread runs free
#endif
}
static void DoWarning(const bilingual_str& warning)
{
static bool fWarned = false;
SetMiscWarning(warning);
if (!fWarned) {
AlertNotify(warning.original);
fWarned = true;
}
}
namespace node {
kernel::InterruptResult KernelNotifications::blockTip(SynchronizationState state, CBlockIndex& index)
{
uiInterface.NotifyBlockTip(state, &index);
if (m_stop_at_height && index.nHeight >= m_stop_at_height) {
if (!m_shutdown()) {
LogPrintf("Error: failed to send shutdown signal after reaching stop height\n");
}
return kernel::Interrupted{};
}
return {};
}
void KernelNotifications::headerTip(SynchronizationState state, int64_t height, int64_t timestamp, bool presync)
{
uiInterface.NotifyHeaderTip(state, height, timestamp, presync);
}
void KernelNotifications::progress(const bilingual_str& title, int progress_percent, bool resume_possible)
{
uiInterface.ShowProgress(title.translated, progress_percent, resume_possible);
}
void KernelNotifications::warning(const bilingual_str& warning)
{
DoWarning(warning);
}
void KernelNotifications::flushError(const bilingual_str& message)
{
AbortNode(&m_shutdown, m_exit_status, message);
}
void KernelNotifications::fatalError(const bilingual_str& message)
{
node::AbortNode(m_shutdown_on_fatal_error ? &m_shutdown : nullptr,
m_exit_status, message);
}
void ReadNotificationArgs(const ArgsManager& args, KernelNotifications& notifications)
{
if (auto value{args.GetIntArg("-stopatheight")}) notifications.m_stop_at_height = *value;
}
} // namespace node
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