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https://github.com/fluencelabs/redis
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Merge pull request #5599 from devnexen/backtrace_support_on_bsd
Backtrace/register dump on BSD.
This commit is contained in:
Salvatore Sanfilippo
GitHub
commit
1dd8d2c7ef
10
src/Makefile
10
src/Makefile
@ -102,14 +102,20 @@ else
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ifeq ($(uname_S),OpenBSD)
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# OpenBSD
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FINAL_LIBS+= -lpthread
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ifeq ($(USE_BACKTRACE),yes)
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FINAL_CFLAGS+= -DUSE_BACKTRACE -I/usr/local/include
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FINAL_LDFLAGS+= -L/usr/local/lib
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FINAL_LIBS+= -lexecinfo
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endif
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else
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ifeq ($(uname_S),FreeBSD)
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# FreeBSD
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FINAL_LIBS+= -lpthread
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FINAL_LIBS+= -lpthread -lexecinfo
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else
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ifeq ($(uname_S),DragonFly)
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# FreeBSD
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FINAL_LIBS+= -lpthread
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FINAL_LIBS+= -lpthread -lexecinfo
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else
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# All the other OSes (notably Linux)
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FINAL_LDFLAGS+= -rdynamic
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@ -62,7 +62,9 @@
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#endif
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/* Test for backtrace() */
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#if defined(__APPLE__) || (defined(__linux__) && defined(__GLIBC__))
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#if defined(__APPLE__) || (defined(__linux__) && defined(__GLIBC__)) || \
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defined(__FreeBSD__) || (defined(__OpenBSD__) && defined(USE_BACKTRACE))\
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|| defined(__DragonFly__)
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#define HAVE_BACKTRACE 1
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#endif
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159
src/debug.c
159
src/debug.c
@ -37,7 +37,11 @@
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#ifdef HAVE_BACKTRACE
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#include <execinfo.h>
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#ifndef __OpenBSD__
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#include <ucontext.h>
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#else
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typedef ucontext_t sigcontext_t;
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#endif
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#include <fcntl.h>
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#include "bio.h"
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#include <unistd.h>
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@ -729,6 +733,22 @@ static void *getMcontextEip(ucontext_t *uc) {
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#elif defined(__aarch64__) /* Linux AArch64 */
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return (void*) uc->uc_mcontext.pc;
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#endif
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#elif defined(__FreeBSD__)
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/* FreeBSD */
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#if defined(__i386__)
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return (void*) uc->uc_mcontext.mc_eip;
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#elif defined(__x86_64__)
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return (void*) uc->uc_mcontext.mc_rip;
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#endif
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#elif defined(__OpenBSD__)
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/* OpenBSD */
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#if defined(__i386__)
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return (void*) uc->sc_eip;
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#elif defined(__x86_64__)
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return (void*) uc->sc_rip;
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#endif
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#elif defined(__DragonFly__)
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return (void*) uc->uc_mcontext.mc_rip;
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#else
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return NULL;
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#endif
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@ -870,6 +890,145 @@ void logRegisters(ucontext_t *uc) {
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);
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logStackContent((void**)uc->uc_mcontext.gregs[15]);
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#endif
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#elif defined(__FreeBSD__)
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#if defined(__x86_64__)
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serverLog(LL_WARNING,
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"\n"
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"RAX:%016lx RBX:%016lx\nRCX:%016lx RDX:%016lx\n"
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"RDI:%016lx RSI:%016lx\nRBP:%016lx RSP:%016lx\n"
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"R8 :%016lx R9 :%016lx\nR10:%016lx R11:%016lx\n"
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"R12:%016lx R13:%016lx\nR14:%016lx R15:%016lx\n"
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"RIP:%016lx EFL:%016lx\nCSGSFS:%016lx",
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(unsigned long) uc->uc_mcontext.mc_rax,
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(unsigned long) uc->uc_mcontext.mc_rbx,
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(unsigned long) uc->uc_mcontext.mc_rcx,
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(unsigned long) uc->uc_mcontext.mc_rdx,
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(unsigned long) uc->uc_mcontext.mc_rdi,
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(unsigned long) uc->uc_mcontext.mc_rsi,
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(unsigned long) uc->uc_mcontext.mc_rbp,
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(unsigned long) uc->uc_mcontext.mc_rsp,
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(unsigned long) uc->uc_mcontext.mc_r8,
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(unsigned long) uc->uc_mcontext.mc_r9,
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(unsigned long) uc->uc_mcontext.mc_r10,
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(unsigned long) uc->uc_mcontext.mc_r11,
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(unsigned long) uc->uc_mcontext.mc_r12,
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(unsigned long) uc->uc_mcontext.mc_r13,
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(unsigned long) uc->uc_mcontext.mc_r14,
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(unsigned long) uc->uc_mcontext.mc_r15,
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(unsigned long) uc->uc_mcontext.mc_rip,
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(unsigned long) uc->uc_mcontext.mc_rflags,
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(unsigned long) uc->uc_mcontext.mc_cs
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);
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logStackContent((void**)uc->uc_mcontext.mc_rsp);
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#elif defined(__i386__)
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serverLog(LL_WARNING,
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"\n"
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"EAX:%08lx EBX:%08lx ECX:%08lx EDX:%08lx\n"
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"EDI:%08lx ESI:%08lx EBP:%08lx ESP:%08lx\n"
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"SS :%08lx EFL:%08lx EIP:%08lx CS:%08lx\n"
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"DS :%08lx ES :%08lx FS :%08lx GS:%08lx",
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(unsigned long) uc->uc_mcontext.mc_eax,
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(unsigned long) uc->uc_mcontext.mc_ebx,
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(unsigned long) uc->uc_mcontext.mc_ebx,
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(unsigned long) uc->uc_mcontext.mc_edx,
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(unsigned long) uc->uc_mcontext.mc_edi,
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(unsigned long) uc->uc_mcontext.mc_esi,
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(unsigned long) uc->uc_mcontext.mc_ebp,
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(unsigned long) uc->uc_mcontext.mc_esp,
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(unsigned long) uc->uc_mcontext.mc_ss,
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(unsigned long) uc->uc_mcontext.mc_eflags,
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(unsigned long) uc->uc_mcontext.mc_eip,
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(unsigned long) uc->uc_mcontext.mc_cs,
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(unsigned long) uc->uc_mcontext.mc_es,
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(unsigned long) uc->uc_mcontext.mc_fs,
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(unsigned long) uc->uc_mcontext.mc_gs
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);
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logStackContent((void**)uc->uc_mcontext.mc_esp);
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#endif
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#elif defined(__OpenBSD__)
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#if defined(__x86_64__)
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serverLog(LL_WARNING,
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"\n"
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"RAX:%016lx RBX:%016lx\nRCX:%016lx RDX:%016lx\n"
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"RDI:%016lx RSI:%016lx\nRBP:%016lx RSP:%016lx\n"
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"R8 :%016lx R9 :%016lx\nR10:%016lx R11:%016lx\n"
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"R12:%016lx R13:%016lx\nR14:%016lx R15:%016lx\n"
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"RIP:%016lx EFL:%016lx\nCSGSFS:%016lx",
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(unsigned long) uc->sc_rax,
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(unsigned long) uc->sc_rbx,
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(unsigned long) uc->sc_rcx,
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(unsigned long) uc->sc_rdx,
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(unsigned long) uc->sc_rdi,
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(unsigned long) uc->sc_rsi,
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(unsigned long) uc->sc_rbp,
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(unsigned long) uc->sc_rsp,
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(unsigned long) uc->sc_r8,
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(unsigned long) uc->sc_r9,
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(unsigned long) uc->sc_r10,
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(unsigned long) uc->sc_r11,
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(unsigned long) uc->sc_r12,
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(unsigned long) uc->sc_r13,
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(unsigned long) uc->sc_r14,
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(unsigned long) uc->sc_r15,
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(unsigned long) uc->sc_rip,
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(unsigned long) uc->sc_rflags,
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(unsigned long) uc->sc_cs
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);
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logStackContent((void**)uc->sc_rsp);
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#elif defined(__i386__)
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serverLog(LL_WARNING,
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"\n"
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"EAX:%08lx EBX:%08lx ECX:%08lx EDX:%08lx\n"
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"EDI:%08lx ESI:%08lx EBP:%08lx ESP:%08lx\n"
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"SS :%08lx EFL:%08lx EIP:%08lx CS:%08lx\n"
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"DS :%08lx ES :%08lx FS :%08lx GS:%08lx",
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(unsigned long) uc->sc_eax,
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(unsigned long) uc->sc_ebx,
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(unsigned long) uc->sc_ebx,
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(unsigned long) uc->sc_edx,
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(unsigned long) uc->sc_edi,
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(unsigned long) uc->sc_esi,
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(unsigned long) uc->sc_ebp,
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(unsigned long) uc->sc_esp,
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(unsigned long) uc->sc_ss,
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(unsigned long) uc->sc_eflags,
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(unsigned long) uc->sc_eip,
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(unsigned long) uc->sc_cs,
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(unsigned long) uc->sc_es,
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(unsigned long) uc->sc_fs,
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(unsigned long) uc->sc_gs
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);
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logStackContent((void**)uc->sc_esp);
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#endif
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#elif defined(__DragonFly__)
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serverLog(LL_WARNING,
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"\n"
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"RAX:%016lx RBX:%016lx\nRCX:%016lx RDX:%016lx\n"
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"RDI:%016lx RSI:%016lx\nRBP:%016lx RSP:%016lx\n"
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"R8 :%016lx R9 :%016lx\nR10:%016lx R11:%016lx\n"
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"R12:%016lx R13:%016lx\nR14:%016lx R15:%016lx\n"
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"RIP:%016lx EFL:%016lx\nCSGSFS:%016lx",
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(unsigned long) uc->uc_mcontext.mc_rax,
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(unsigned long) uc->uc_mcontext.mc_rbx,
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(unsigned long) uc->uc_mcontext.mc_rcx,
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(unsigned long) uc->uc_mcontext.mc_rdx,
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(unsigned long) uc->uc_mcontext.mc_rdi,
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(unsigned long) uc->uc_mcontext.mc_rsi,
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(unsigned long) uc->uc_mcontext.mc_rbp,
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(unsigned long) uc->uc_mcontext.mc_rsp,
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(unsigned long) uc->uc_mcontext.mc_r8,
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(unsigned long) uc->uc_mcontext.mc_r9,
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(unsigned long) uc->uc_mcontext.mc_r10,
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(unsigned long) uc->uc_mcontext.mc_r11,
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(unsigned long) uc->uc_mcontext.mc_r12,
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(unsigned long) uc->uc_mcontext.mc_r13,
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(unsigned long) uc->uc_mcontext.mc_r14,
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(unsigned long) uc->uc_mcontext.mc_r15,
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(unsigned long) uc->uc_mcontext.mc_rip,
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(unsigned long) uc->uc_mcontext.mc_rflags,
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(unsigned long) uc->uc_mcontext.mc_cs
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);
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logStackContent((void**)uc->uc_mcontext.mc_rsp);
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#else
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serverLog(LL_WARNING,
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" Dumping of registers not supported for this OS/arch");
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