yangzhg commented on a change in pull request #8545:
URL: https://github.com/apache/incubator-doris/pull/8545#discussion_r830722869
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File path: be/src/common/signal_handler.h
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@@ -0,0 +1,449 @@
+// Copyright (c) 2008, Google Inc.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+// * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+// * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+// * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+//
+// Author: Satoru Takabayashi
+//
+// Implementation of InstallFailureSignalHandler().
+
+#define BOOST_STACKTRACE_USE_BACKTRACE
+#include <boost/stacktrace.hpp>
+#include <glog/logging.h>
+#include <gutil/macros.h>
+
+#include <csignal>
+#include <ctime>
+#include <iostream>
+#include <pthread.h>
+#ifdef HAVE_UCONTEXT_H
+# include <ucontext.h>
+#endif
+#include <unistd.h>
+#ifdef HAVE_SYS_UCONTEXT_H
+# include <sys/ucontext.h>
+#endif
+#include <algorithm>
+
+namespace doris::signal {
+
+namespace {
+
+// We'll install the failure signal handler for these signals. We could
+// use strsignal() to get signal names, but we don't use it to avoid
+// introducing yet another #ifdef complication.
+//
+// The list should be synced with the comment in signalhandler.h.
+const struct {
+ int number;
+ const char *name;
+} kFailureSignals[] = {
+ { SIGSEGV, "SIGSEGV" },
+ { SIGILL, "SIGILL" },
+ { SIGFPE, "SIGFPE" },
+ { SIGABRT, "SIGABRT" },
+ { SIGBUS, "SIGBUS" },
+ { SIGTERM, "SIGTERM" },
+};
+
+static bool kFailureSignalHandlerInstalled = false;
+
+/*
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
+ *
+ * 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.
+ * These signal explainer is copied from Meta's Folly
+ */
+const char* sigill_reason(int si_code) {
+ switch (si_code) {
+ case ILL_ILLOPC:
+ return "illegal opcode";
+ case ILL_ILLOPN:
+ return "illegal operand";
+ case ILL_ILLADR:
+ return "illegal addressing mode";
+ case ILL_ILLTRP:
+ return "illegal trap";
+ case ILL_PRVOPC:
+ return "privileged opcode";
+ case ILL_PRVREG:
+ return "privileged register";
+ case ILL_COPROC:
+ return "coprocessor error";
+ case ILL_BADSTK:
+ return "internal stack error";
+
+ default:
+ return nullptr;
+ }
+}
+
+const char* sigfpe_reason(int si_code) {
+ switch (si_code) {
+ case FPE_INTDIV:
+ return "integer divide by zero";
+ case FPE_INTOVF:
+ return "integer overflow";
+ case FPE_FLTDIV:
+ return "floating-point divide by zero";
+ case FPE_FLTOVF:
+ return "floating-point overflow";
+ case FPE_FLTUND:
+ return "floating-point underflow";
+ case FPE_FLTRES:
+ return "floating-point inexact result";
+ case FPE_FLTINV:
+ return "floating-point invalid operation";
+ case FPE_FLTSUB:
+ return "subscript out of range";
+
+ default:
+ return nullptr;
+ }
+}
+
+const char* sigsegv_reason(int si_code) {
+ switch (si_code) {
+ case SEGV_MAPERR:
+ return "address not mapped to object";
+ case SEGV_ACCERR:
+ return "invalid permissions for mapped object";
+
+ default:
+ return nullptr;
+ }
+}
+
+const char* sigbus_reason(int si_code) {
+ switch (si_code) {
+ case BUS_ADRALN:
+ return "invalid address alignment";
+ case BUS_ADRERR:
+ return "nonexistent physical address";
+ case BUS_OBJERR:
+ return "object-specific hardware error";
+
+ // MCEERR_AR and MCEERR_AO: in sigaction(2) but not in headers.
+
+ default:
+ return nullptr;
+ }
+}
+
+const char* signal_reason(int signum, int si_code) {
+ switch (signum) {
+ case SIGILL:
+ return sigill_reason(si_code);
+ case SIGFPE:
+ return sigfpe_reason(si_code);
+ case SIGSEGV:
+ return sigsegv_reason(si_code);
+ case SIGBUS:
+ return sigbus_reason(si_code);
+ default:
+ return nullptr;
+ }
+}
+
+// The class is used for formatting error messages. We don't use printf()
+// as it's not async signal safe.
+class MinimalFormatter {
+ public:
+ MinimalFormatter(char *buffer, size_t size)
+ : buffer_(buffer),
+ cursor_(buffer),
+ end_(buffer + size) {
+ }
+
+ // Returns the number of bytes written in the buffer.
+ std::size_t num_bytes_written() const { return
static_cast<std::size_t>(cursor_ - buffer_); }
+
+ // Appends string from "str" and updates the internal cursor.
+ void AppendString(const char* str) {
Review comment:
Why use Camel Case here?
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