Adding upstream version 3.8.1.upstream/3.8.1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 61 insertions, 0 deletions

diff --git a/src/libserver/backtrace.cxx b/src/libserver/backtrace.cxx
new file mode 100644
index 0000000..6507b96
--- /dev/null
+++ b/src/libserver/backtrace.cxx
@@ -0,0 +1,61 @@
+/*
+ * Copyright 2023 Vsevolod Stakhov
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "config.h"
+
+#ifdef BACKWARD_ENABLE
+
+#include "contrib/backward-cpp/backward.hpp"
+#include "fmt/core.h"
+#include "logger.h"
+
+namespace rspamd {
+
+void log_backtrace(void)
+{
+	using namespace backward;
+	StackTrace st;
+	st.load_here(128);
+
+	TraceResolver tr;
+	tr.load_stacktrace(st);
+
+	for (auto i = 0ul; i < st.size(); ++i) {
+		auto trace = tr.resolve(st[i]);
+		auto trace_line = fmt::format("#{}: [{}]: ", i, trace.addr);
+
+		if (!trace.source.filename.empty()) {
+			trace_line += fmt::format("{}:{} in {}", trace.source.filename, trace.source.line, trace.source.function);
+		}
+		else {
+			trace_line += fmt::format("{} in {}", trace.object_filename, trace.object_function);
+		}
+
+		msg_err("%s", trace_line.c_str());
+	}
+}
+
+}// namespace rspamd
+#endif
+
+extern "C" void rspamd_print_crash(void);
+
+void rspamd_print_crash(void)
+{
+#ifdef BACKWARD_ENABLE
+	rspamd::log_backtrace();
+#endif
+}
\ No newline at end of file