本文整理匯總了Python中libvirt.VIR_DOMAIN_CORE_DUMP_FORMAT_RAW屬性的典型用法代碼示例。如果您正苦於以下問題：Python libvirt.VIR_DOMAIN_CORE_DUMP_FORMAT_RAW屬性的具體用法？Python libvirt.VIR_DOMAIN_CORE_DUMP_FORMAT_RAW怎麽用？Python libvirt.VIR_DOMAIN_CORE_DUMP_FORMAT_RAW使用的例子？那麽, 這裏精選的屬性代碼示例或許可以為您提供幫助。您也可以進一步了解該屬性所在類libvirt的用法示例。
在下文中一共展示了libvirt.VIR_DOMAIN_CORE_DUMP_FORMAT_RAW屬性的4個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Python代碼示例。
示例1: main
# 需要導入模塊: import libvirt [as 別名]
# 或者: from libvirt import VIR_DOMAIN_CORE_DUMP_FORMAT_RAW [as 別名]
def main(args):
vm_name = args['<vm_name>']
# get domain from libvirt
con = libvirt.open('qemu:///system')
domain = con.lookupByName(vm_name)
path = os.path.join(os.getcwd(), '{}.raw'.format(vm_name))
with open(path, 'w') as f:
# chmod to be r/w by everyone
os.chmod(path, stat.S_IRUSR | stat.S_IWUSR |
stat.S_IRGRP | stat.S_IWGRP |
stat.S_IROTH | stat.S_IWOTH)
# take a ram dump
flags = libvirt.VIR_DUMP_MEMORY_ONLY
dumpformat = libvirt.VIR_DOMAIN_CORE_DUMP_FORMAT_RAW
domain.coreDumpWithFormat(path, dumpformat, flags) 示例2: dump_memory
# 需要導入模塊: import libvirt [as 別名]
# 或者: from libvirt import VIR_DOMAIN_CORE_DUMP_FORMAT_RAW [as 別名]
def dump_memory(self, event):
# take temporary memory dump
# we need to create our own tmp_dir
# otherwise the dumpfile will be owned by libvirt
# and we don't have the permission to remove it in /tmp
with TemporaryDirectory() as tmp_dir:
with NamedTemporaryFile(dir=tmp_dir, delete=not self.keep_dump) as ram_dump:
# chmod to be r/w by everyone
# before libvirt takes ownership
os.chmod(ram_dump.name,
stat.S_IRUSR | stat.S_IWUSR
| stat.S_IRGRP | stat.S_IWGRP
| stat.S_IROTH | stat.S_IWOTH)
# take dump
self.logger.info('Dumping %s physical memory to %s',
self.context.domain.name(), ram_dump.name)
flags = libvirt.VIR_DUMP_MEMORY_ONLY
dumpformat = libvirt.VIR_DOMAIN_CORE_DUMP_FORMAT_RAW
self.context.domain.coreDumpWithFormat(ram_dump.name, dumpformat, flags)
# trigger event
self.context.trigger('memory_dumped', memdump_path=ram_dump.name)
if self.keep_dump:
self.logger.info("Keeping memory dump at %s", self.keep_dump_path)
shutil.move(ram_dump.name, str(self.keep_dump_path)) 示例3: memory_snapshot
# 需要導入模塊: import libvirt [as 別名]
# 或者: from libvirt import VIR_DOMAIN_CORE_DUMP_FORMAT_RAW [as 別名]
def memory_snapshot(context, memory_dump_path, compress):
# fix issue with libvirt's API
open(memory_dump_path, 'a').close() # touch file to set permissions
dump_flag = libvirt.VIR_DUMP_MEMORY_ONLY
if compress:
dump_format = libvirt.VIR_DOMAIN_CORE_DUMP_FORMAT_KDUMP_ZLIB
else:
dump_format = libvirt.VIR_DOMAIN_CORE_DUMP_FORMAT_RAW
context.domain.coreDumpWithFormat(memory_dump_path, dump_format, dump_flag) 示例4: load_symbols
# 需要導入模塊: import libvirt [as 別名]
# 或者: from libvirt import VIR_DOMAIN_CORE_DUMP_FORMAT_RAW [as 別名]
def load_symbols(self):
# we need to put the ram dump in our own directory
# because otherwise it will be created in /tmp
# and later owned by root
with TemporaryDirectory() as tmp_dir:
with NamedTemporaryFile(dir=tmp_dir) as ram_dump:
# chmod to be r/w by everyone
os.chmod(ram_dump.name,
stat.S_IRUSR | stat.S_IWUSR |
stat.S_IRGRP | stat.S_IWGRP |
stat.S_IROTH | stat.S_IWOTH)
# take a ram dump
logging.info('Dumping physical memory to %s', ram_dump.name)
flags = libvirt.VIR_DUMP_MEMORY_ONLY
dumpformat = libvirt.VIR_DOMAIN_CORE_DUMP_FORMAT_RAW
self.domain.coreDumpWithFormat(ram_dump.name, dumpformat, flags)
# build symbols.py absolute path
script_dir = os.path.dirname(os.path.realpath(__file__))
symbols_script_path = os.path.join(script_dir,
GETSYMBOLS_SCRIPT)
# call rekall on ram dump
logging.info('Extracting symbols with Rekall')
python2 = shutil.which('python2')
symbols_process = [python2, symbols_script_path, ram_dump.name]
output = subprocess.check_output(symbols_process)
logging.info('Loading symbols')
# load output as json
symbols = json.loads(output.decode('utf-8'))
# load ssdt entries
nt_ssdt = {'ServiceTable': {}, 'ArgumentTable': {}}
win32k_ssdt = {'ServiceTable': {}, 'ArgumentTable': {}}
self.sdt = [nt_ssdt, win32k_ssdt]
cur_ssdt = None
for e in symbols['syscall_table']:
if isinstance(e, list) and e[0] == 'r':
if e[1]["divider"] is not None:
# new table
m = re.match(r'Table ([0-9]) @ .*', e[1]["divider"])
idx = int(m.group(1))
cur_ssdt = self.sdt[idx]['ServiceTable']
else:
entry = e[1]["entry"]
full_name = e[1]["symbol"]["symbol"]
# add entry to our current ssdt
cur_ssdt[entry] = full_name
# save rekall symbols
self.symbols = symbols