diff options
Diffstat (limited to 'deps/v8/tools/grokdump.py')
| -rwxr-xr-x | deps/v8/tools/grokdump.py | 84 |
1 files changed, 71 insertions, 13 deletions
diff --git a/deps/v8/tools/grokdump.py b/deps/v8/tools/grokdump.py index 1be5cb89e6..ccdc4b379e 100755 --- a/deps/v8/tools/grokdump.py +++ b/deps/v8/tools/grokdump.py @@ -31,6 +31,7 @@ import bisect import cmd import codecs import ctypes +import datetime import disasm import mmap import optparse @@ -40,7 +41,6 @@ import struct import sys import types - USAGE="""usage: %prog [OPTIONS] [DUMP-FILE] Minidump analyzer. @@ -442,13 +442,29 @@ MINIDUMP_THREAD_LIST = Descriptor([ ("threads", lambda t: MINIDUMP_THREAD.ctype * t.thread_count) ]) +MINIDUMP_VS_FIXEDFILEINFO = Descriptor([ + ("dwSignature", ctypes.c_uint32), + ("dwStrucVersion", ctypes.c_uint32), + ("dwFileVersionMS", ctypes.c_uint32), + ("dwFileVersionLS", ctypes.c_uint32), + ("dwProductVersionMS", ctypes.c_uint32), + ("dwProductVersionLS", ctypes.c_uint32), + ("dwFileFlagsMask", ctypes.c_uint32), + ("dwFileFlags", ctypes.c_uint32), + ("dwFileOS", ctypes.c_uint32), + ("dwFileType", ctypes.c_uint32), + ("dwFileSubtype", ctypes.c_uint32), + ("dwFileDateMS", ctypes.c_uint32), + ("dwFileDateLS", ctypes.c_uint32) +]) + MINIDUMP_RAW_MODULE = Descriptor([ ("base_of_image", ctypes.c_uint64), ("size_of_image", ctypes.c_uint32), ("checksum", ctypes.c_uint32), ("time_date_stamp", ctypes.c_uint32), ("module_name_rva", ctypes.c_uint32), - ("version_info", ctypes.c_uint32 * 13), + ("version_info", MINIDUMP_VS_FIXEDFILEINFO.ctype), ("cv_record", MINIDUMP_LOCATION_DESCRIPTOR.ctype), ("misc_record", MINIDUMP_LOCATION_DESCRIPTOR.ctype), ("reserved0", ctypes.c_uint32 * 2), @@ -785,8 +801,9 @@ class MinidumpReader(object): try: symfile = os.path.join(self.symdir, modulename.replace('.', '_') + ".pdb.sym") - self._LoadSymbolsFrom(symfile, module.base_of_image) - self.modules_with_symbols.append(module) + if os.path.isfile(symfile): + self._LoadSymbolsFrom(symfile, module.base_of_image) + self.modules_with_symbols.append(module) except Exception as e: print " ... failure (%s)" % (e) @@ -2011,6 +2028,21 @@ class InspectionShell(cmd.Cmd): print "Available memory regions:" self.reader.ForEachMemoryRegion(print_region) + def do_lm(self, arg): + """ + List details for all loaded modules in the minidump. An argument can + be passed to limit the output to only those modules that contain the + argument as a substring (case insensitive match). + """ + for module in self.reader.module_list.modules: + if arg: + name = GetModuleName(self.reader, module).lower() + if name.find(arg.lower()) >= 0: + PrintModuleDetails(self.reader, module) + else: + PrintModuleDetails(self.reader, module) + print + def do_s(self, word): """ Search for a given word in available memory regions. The given word @@ -2069,10 +2101,32 @@ CONTEXT_FOR_ARCH = { KNOWN_MODULES = {'chrome.exe', 'chrome.dll'} +def GetVersionString(ms, ls): + return "%d.%d.%d.%d" % (ms >> 16, ms & 0xffff, ls >> 16, ls & 0xffff) + + def GetModuleName(reader, module): name = reader.ReadMinidumpString(module.module_name_rva) + # simplify for path manipulation + name = name.encode('utf-8') return str(os.path.basename(str(name).replace("\\", "/"))) + +def PrintModuleDetails(reader, module): + print "%s" % GetModuleName(reader, module) + file_version = GetVersionString(module.version_info.dwFileVersionMS, + module.version_info.dwFileVersionLS) + product_version = GetVersionString(module.version_info.dwProductVersionMS, + module.version_info.dwProductVersionLS) + print " base: %s" % reader.FormatIntPtr(module.base_of_image) + print " end: %s" % reader.FormatIntPtr(module.base_of_image + + module.size_of_image) + print " file version: %s" % file_version + print " product version: %s" % product_version + time_date_stamp = datetime.datetime.fromtimestamp(module.time_date_stamp) + print " timestamp: %s" % time_date_stamp + + def AnalyzeMinidump(options, minidump_name): reader = MinidumpReader(options, minidump_name) heap = None @@ -2093,14 +2147,13 @@ def AnalyzeMinidump(options, minidump_name): else: print " eflags: %s" % bin(reader.exception_context.eflags)[2:] - # TODO(mstarzinger): Disabled because broken, needs investigation. - #print - #print " modules:" - #for module in reader.module_list.modules: - # name = GetModuleName(reader, module) - # if name in KNOWN_MODULES: - # print " %s at %08X" % (name, module.base_of_image) - # reader.TryLoadSymbolsFor(name, module) + print + print " modules:" + for module in reader.module_list.modules: + name = GetModuleName(reader, module) + if name in KNOWN_MODULES: + print " %s at %08X" % (name, module.base_of_image) + reader.TryLoadSymbolsFor(name, module) print stack_top = reader.ExceptionSP() @@ -2137,12 +2190,15 @@ def AnalyzeMinidump(options, minidump_name): if options.full: FullDump(reader, heap) + if options.command: + InspectionShell(reader, heap).onecmd(options.command) + if options.shell: try: InspectionShell(reader, heap).cmdloop("type help to get help") except KeyboardInterrupt: print "Kthxbye." - else: + elif not options.command: if reader.exception is not None: print "Annotated stack (from exception.esp to bottom):" for slot in xrange(stack_top, stack_bottom, reader.PointerSize()): @@ -2163,6 +2219,8 @@ if __name__ == "__main__": parser = optparse.OptionParser(USAGE) parser.add_option("-s", "--shell", dest="shell", action="store_true", help="start an interactive inspector shell") + parser.add_option("-c", "--command", dest="command", default="", + help="run an interactive inspector shell command and exit") parser.add_option("-f", "--full", dest="full", action="store_true", help="dump all information contained in the minidump") parser.add_option("--symdir", dest="symdir", default=".", |