def network_delete_test():
delete_vm_network(1, True, find_default_interface(), '8.8.8.8')
assert not iptable_rule_exists(
"INPUT -i drak1 -p udp --dport 67:68 --sport 67:68 -j ACCEPT")
# deleting non existant network should not raise errors but log outputs
delete_vm_network(1, True, find_default_interface(), '8.8.8.8')
def create_missing_profiles():
"""
Creates usermode profiles by restoring vm-1 and extracting the DLLs.
Assumes that injector is configured properly, i.e. kernel and runtime
profiles exist and that vm-1 is free to use.
"""
# Prepare injector
with open(os.path.join(PROFILE_DIR, "runtime.json"), "r") as runtime_f:
runtime_info = RuntimeInfo.load(runtime_f)
kernel_profile = os.path.join(PROFILE_DIR, "kernel.json")
injector = Injector("vm-1", runtime_info, kernel_profile)
# restore vm-1
out_interface = conf["drakrun"].get("out_interface", "")
dns_server = conf["drakrun"].get("dns_server", "")
install_info = InstallInfo.load()
backend = get_storage_backend(install_info)
generate_vm_conf(install_info, 1)
setup_vm_network(vm_id=1,
net_enable=False,
out_interface=out_interface,
dns_server=dns_server)
vm = VirtualMachine(backend, 1)
vm.restore()
# Ensure that all declared usermode profiles exist
# This is important when upgrade defines new entries in dll_file_list and compulsory_dll_file_list
for profile in compulsory_dll_file_list:
if not profiles_exist(profile.dest):
create_rekall_profile(injector, profile, True)
for profile in dll_file_list:
if not profiles_exist(profile.dest):
try:
create_rekall_profile(injector, profile)
except Exception:
log.exception(
"Unexpected exception from create_rekall_profile!")
build_os_info(APISCOUT_PROFILE_DIR, vmi_win_guid(vm.vm_name), backend)
dll_basename_list = [dll.dest for dll in dll_file_list]
static_apiscout_profile = build_static_apiscout_profile(
APISCOUT_PROFILE_DIR, dll_basename_list)
with open(
Path(APISCOUT_PROFILE_DIR) / "static_apiscout_profile.json",
"w") as f:
json.dump(static_apiscout_profile, f)
vm.destroy()
delete_vm_network(vm_id=1,
net_enable=False,
out_interface=out_interface,
dns_server=dns_server)
def postupgrade():
if not check_root():
return
with open(os.path.join(ETC_DIR, 'scripts/cfg.template'), 'r') as f:
template = f.read()
passwd_characters = string.ascii_letters + string.digits
passwd = ''.join(secrets.choice(passwd_characters) for _ in range(20))
template = template.replace('{{ VNC_PASS }}', passwd)
with open(os.path.join(ETC_DIR, 'scripts', 'cfg.template'), 'w') as f:
f.write(template)
detect_defaults()
install_info = InstallInfo.try_load()
if not install_info:
logging.info("Postupgrade done. DRAKVUF Sandbox not installed.")
return
# Prepare injector
with open(os.path.join(PROFILE_DIR, "runtime.json"), 'r') as runtime_f:
runtime_info = RuntimeInfo.load(runtime_f)
kernel_profile = os.path.join(PROFILE_DIR, "kernel.json")
injector = Injector('vm-1', runtime_info, kernel_profile)
stop_all_drakruns()
# Use vm-1 for generating profiles
out_interface = conf['drakrun'].get('out_interface', '')
dns_server = conf['drakrun'].get('dns_server', '')
setup_vm_network(vm_id=1,
net_enable=False,
out_interface=out_interface,
dns_server=dns_server)
backend = get_storage_backend(install_info)
vm = VirtualMachine(backend, 1)
vm.restore()
create_missing_profiles(injector)
vm.destroy()
delete_vm_network(vm_id=1,
net_enable=False,
out_interface=out_interface,
dns_server=dns_server)
start_enabled_drakruns()
def create_missing_profiles():
"""
Creates usermode profiles by restoring vm-1 and extracting the DLLs.
Assumes that injector is configured properly, i.e. kernel and runtime
profiles exist and that vm-1 is free to use.
"""
# Prepare injector
with open(os.path.join(PROFILE_DIR, "runtime.json"), "r") as runtime_f:
runtime_info = RuntimeInfo.load(runtime_f)
kernel_profile = os.path.join(PROFILE_DIR, "kernel.json")
injector = Injector("vm-1", runtime_info, kernel_profile)
# restore vm-1
out_interface = conf["drakrun"].get("out_interface", "")
dns_server = conf["drakrun"].get("dns_server", "")
install_info = InstallInfo.load()
backend = get_storage_backend(install_info)
generate_vm_conf(install_info, 1)
setup_vm_network(vm_id=1,
net_enable=False,
out_interface=out_interface,
dns_server=dns_server)
vm = VirtualMachine(backend, 1)
vm.restore()
# Ensure that all declared usermode profiles exist
# This is important when upgrade defines new entries in dll_file_list and compulsory_dll_file_list
for profile in compulsory_dll_file_list:
if not profile_exists(profile):
create_rekall_profile(injector, profile, True)
for profile in dll_file_list:
if not profile_exists(profile):
try:
create_rekall_profile(injector, profile)
except Exception:
# silence per-dll errors
pass
vm.destroy()
delete_vm_network(vm_id=1,
net_enable=False,
out_interface=out_interface,
dns_server=dns_server)
def cleanup():
if not check_root():
return
install_info = InstallInfo.try_load()
if install_info is None:
logging.error("The cleanup has been performed")
return
stop_all_drakruns()
backend = get_storage_backend(install_info)
vm_ids = get_all_vm_conf()
net_enable = int(conf["drakrun"].get("net_enable", "0"))
out_interface = conf["drakrun"].get("out_interface", "")
dns_server = conf["drakrun"].get("dns_server", "")
for vm_id in vm_ids:
vm = VirtualMachine(backend, vm_id)
vm.destroy()
delete_vm_network(
vm_id=vm_id,
net_enable=net_enable,
out_interface=out_interface,
dns_server=dns_server,
)
if net_enable:
stop_dnsmasq(vm_id=vm_id)
backend.delete_vm_volume(vm_id)
delete_vm_conf(vm_id)
safe_delete(os.path.join(VOLUME_DIR, "snapshot.sav"))
cleanup_postinstall_files()
InstallInfo.delete()
def test_network_delete():
delete_vm_network(1, True, find_default_interface(), '8.8.8.8')
assert iptable_rule_exists(
"INPUT -i drak1 -p udp --dport 67:68 --sport 67:68 -j ACCEPT") is False
def __exit__(self, exc_type, exc_value, exc_traceback):
self.vm.destroy()
delete_vm_network(self.vm.vm_id, True, find_default_interface(),
self._dns)