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util: log stack trace on crash
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1 changed files with 39 additions and 0 deletions
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@ -43,6 +43,7 @@ using namespace epee;
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#include "crypto/crypto.h"
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#include "util.h"
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#include "stack_trace.h"
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#include "memwipe.h"
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#include "cryptonote_config.h"
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#include "net/http_client.h" // epee::net_utils::...
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@ -560,10 +561,48 @@ std::string get_nix_version_display_string()
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}
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return false;
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}
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#ifdef STACK_TRACE
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#ifdef _WIN32
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// https://stackoverflow.com/questions/1992816/how-to-handle-seg-faults-under-windows
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static LONG WINAPI windows_crash_handler(PEXCEPTION_POINTERS pExceptionInfo)
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{
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tools::log_stack_trace("crashing");
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exit(1);
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return EXCEPTION_CONTINUE_SEARCH;
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}
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static void setup_crash_dump()
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{
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SetUnhandledExceptionFilter(windows_crash_handler);
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}
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#else
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static void posix_crash_handler(int signal)
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{
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tools::log_stack_trace(("crashing with fatal signal " + std::to_string(signal)).c_str());
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#ifdef NDEBUG
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_exit(1);
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#else
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abort();
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#endif
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}
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static void setup_crash_dump()
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{
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signal(SIGSEGV, posix_crash_handler);
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signal(SIGBUS, posix_crash_handler);
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signal(SIGILL, posix_crash_handler);
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signal(SIGFPE, posix_crash_handler);
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}
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#endif
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#else
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static void setup_crash_dump() {}
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#endif
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bool on_startup()
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{
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mlog_configure("", true);
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setup_crash_dump();
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sanitize_locale();
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#ifdef __GLIBC__
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