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feeb7b816a
Use SignalInterrupt object instead. There is a slight change in behavior here because the previous StartShutdown code used to abort on failure and the new code logs errors instead.
103 lines
3 KiB
C++
103 lines
3 KiB
C++
// Copyright (c) 2023 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 <node/kernel_notifications.h>
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#if defined(HAVE_CONFIG_H)
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#include <config/bitcoin-config.h>
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#endif
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#include <chain.h>
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#include <common/args.h>
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#include <common/system.h>
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#include <kernel/context.h>
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#include <logging.h>
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#include <node/abort.h>
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#include <node/interface_ui.h>
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#include <util/check.h>
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#include <util/strencodings.h>
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#include <util/string.h>
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#include <util/translation.h>
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#include <warnings.h>
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#include <cstdint>
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#include <string>
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#include <thread>
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static void AlertNotify(const std::string& strMessage)
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{
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uiInterface.NotifyAlertChanged();
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#if HAVE_SYSTEM
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std::string strCmd = gArgs.GetArg("-alertnotify", "");
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if (strCmd.empty()) return;
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// Alert text should be plain ascii coming from a trusted source, but to
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// be safe we first strip anything not in safeChars, then add single quotes around
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// the whole string before passing it to the shell:
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std::string singleQuote("'");
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std::string safeStatus = SanitizeString(strMessage);
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safeStatus = singleQuote+safeStatus+singleQuote;
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ReplaceAll(strCmd, "%s", safeStatus);
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std::thread t(runCommand, strCmd);
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t.detach(); // thread runs free
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#endif
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}
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static void DoWarning(const bilingual_str& warning)
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{
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static bool fWarned = false;
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SetMiscWarning(warning);
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if (!fWarned) {
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AlertNotify(warning.original);
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fWarned = true;
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}
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}
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namespace node {
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kernel::InterruptResult KernelNotifications::blockTip(SynchronizationState state, CBlockIndex& index)
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{
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uiInterface.NotifyBlockTip(state, &index);
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if (m_stop_at_height && index.nHeight >= m_stop_at_height) {
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if (!m_shutdown()) {
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LogPrintf("Error: failed to send shutdown signal after reaching stop height\n");
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}
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return kernel::Interrupted{};
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}
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return {};
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}
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void KernelNotifications::headerTip(SynchronizationState state, int64_t height, int64_t timestamp, bool presync)
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{
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uiInterface.NotifyHeaderTip(state, height, timestamp, presync);
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}
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void KernelNotifications::progress(const bilingual_str& title, int progress_percent, bool resume_possible)
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{
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uiInterface.ShowProgress(title.translated, progress_percent, resume_possible);
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}
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void KernelNotifications::warning(const bilingual_str& warning)
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{
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DoWarning(warning);
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}
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void KernelNotifications::flushError(const std::string& debug_message)
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{
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AbortNode(&m_shutdown, m_exit_status, debug_message);
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}
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void KernelNotifications::fatalError(const std::string& debug_message, const bilingual_str& user_message)
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{
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node::AbortNode(m_shutdown_on_fatal_error ? &m_shutdown : nullptr,
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m_exit_status, debug_message, user_message);
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}
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void ReadNotificationArgs(const ArgsManager& args, KernelNotifications& notifications)
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{
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if (auto value{args.GetIntArg("-stopatheight")}) notifications.m_stop_at_height = *value;
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}
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} // namespace node
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