def sync_usb_memory(cls, state, data_center):
"""
synchronize usb-memory
"""
block_base_path = '/sys/class/block/*'
block_node_regex = re.compile('^[a-zA-Z]+$')
block_usb_regex = re.compile('/usb[0-9]*/')
#block devices
for block_device in glob.glob(block_base_path):
device_node = block_device.split('/')[-1]
if not block_node_regex.match(device_node):
continue
#/sys/devices
device_sys_path = block_device + '/device'
if not os.path.exists(device_sys_path):
continue
device_real_path = os.path.realpath(device_sys_path)
#usb device
if block_usb_regex.search(device_real_path):
#whitelist
serial_path = search_file_reversely(device_real_path, 'serial',
REVERSE_LOOKUP_LIMIT)
if serial_path:
with open(serial_path) as f:
serial = f.read().strip('\n')
for s in data_center.get_usb_memory_whitelist():
if s == serial:
cls._logger.info(
'SYNC serial({}) is in whitelist'.format(
serial))
return
#authorized
authorized = search_file_reversely(device_real_path,
'authorized',
REVERSE_LOOKUP_LIMIT)
if not authorized:
cls._logger.error('{} not found authorized'.block_device)
return
with open(authorized, 'w') as f:
f.write('0')
cls._logger.info(
'SYNC state={} authorized=0'.format(state))
logmsg, notimsg, grmcode = \
make_media_msg(JSON_RULE_USB_MEMORY, state)
red_alert2(logmsg, notimsg, JLEVEL_DEFAULT_NOTI, grmcode,
data_center)
write_event_log(
SOMANSA,
datetime.datetime.now().strftime('%Y%m%d %H:%M:%S'),
JSON_RULE_USB_MEMORY, SOMANSA_STATE_DISALLOW, 'null',
'null', 'null', 'null')
cls._logger.debug(
'***** USB disallow {}'.format(block_device))
def sync_keyboard(cls, state, data_center):
"""
synchronize keyboard
"""
keyboard_usb_regex = re.compile('/usb[0-9]*/')
keyboard_bluetooth_regex = re.compile('bluetooth')
keyboard_real_path_list = search_dir_list('/sys/devices',
'.*::capslock')
for keyboard_real_path in keyboard_real_path_list:
if not keyboard_usb_regex.search(keyboard_real_path):
continue
if keyboard_bluetooth_regex.search(keyboard_real_path):
continue
bConfigurationValue = search_file_reversely(
keyboard_real_path, 'bConfigurationValue',
REVERSE_LOOKUP_LIMIT)
if not bConfigurationValue:
cls._logger.error('not found bConfigurationValue')
continue
with open(bConfigurationValue, 'w') as f:
f.write('0')
cls._logger.info(
'SYNC state={} bConfigurationValue=0'.format(state))
logmsg, notimsg, grmcode = \
make_media_msg(JSON_RULE_KEYBOARD, state)
red_alert2(logmsg, notimsg, JLEVEL_DEFAULT_NOTI, grmcode,
data_center)
def _watch_printers(self):
"""
thread target
"""
while True:
if self._watchdog_dead:
break
if self._watchdog_bark_on:
try:
printers = self._conn.getPrinters()
for printer_name in printers:
self._conn.deletePrinter(printer_name)
self.logger.debug(
'(watch) delete printer({})'.format(printer_name))
logmsg, notimsg, grmcode = \
make_media_msg(JSON_RULE_PRINTER, JSON_RULE_DISALLOW)
red_alert2(logmsg, notimsg, JLEVEL_DEFAULT_NOTI,
grmcode, self.data_center)
except:
self.logger.error(grac_format_exc())
time.sleep(1)
def sync_camera(cls, state, data_center):
"""
synchronize camera
"""
camera_base_path = '/sys/class/video4linux'
for camera in glob.glob(camera_base_path + '/*'):
camera_real_path = os.path.realpath(camera + '/device')
bConfigurationValue = search_file_reversely(
camera_real_path, 'bConfigurationValue', REVERSE_LOOKUP_LIMIT)
if not bConfigurationValue:
cls._logger.error('not found bConfigurationValue')
continue
with open(bConfigurationValue, 'w') as f:
f.write('0')
with open('{}/{}.bcvp'.format(META_ROOT, JSON_RULE_CAMERA),
'w') as f2:
f2.write(bConfigurationValue)
cls._logger.info(
'SYNC state={} bConfigurationValue=0'.format(state))
logmsg, notimsg, grmcode = \
make_media_msg(JSON_RULE_CAMERA, state)
red_alert2(logmsg, notimsg, JLEVEL_DEFAULT_NOTI, grmcode,
data_center)
def remount_thread(devnode, mode, data_center):
"""
remount
"""
logger = GracLog.get_logger()
for i in range(600): #1 mins
partis = psutil.disk_partitions()
for parti in partis:
if parti.device == devnode:
remount_readonly(parti.device, parti.mountpoint)
logger.info('{} mode has changed'.format(devnode))
logmsg, notimsg, grmcode = \
make_media_msg(JSON_RULE_USB_MEMORY, mode)
red_alert2(logmsg, notimsg, JLEVEL_DEFAULT_NOTI, grmcode,
data_center)
write_event_log(
SOMANSA,
datetime.datetime.now().strftime('%Y%m%d %H:%M:%S'),
JSON_RULE_USB_MEMORY, SOMANSA_STATE_READONLY, 'null',
'null', 'null', 'null')
return
time.sleep(0.1)
logger.error('{} fail to change mode'.format(devnode))
def do_task(param, data_center):
"""
do task
"""
logger = GracLog.get_logger()
try:
mode = param[0]
authorized_path = search_file_reversely('/sys/' + param[1],
'authorized',
REVERSE_LOOKUP_LIMIT)
with open(authorized_path, 'w') as f:
f.write('0')
logger.info('mode has changed to {}'.format(mode))
logger.debug('***** DVD MODULE disallow {}'.format(param[1]))
logmsg, notimsg, grmcode = \
make_media_msg(JSON_RULE_CD_DVD, mode)
red_alert2(logmsg, notimsg, JLEVEL_DEFAULT_NOTI, grmcode,
data_center)
write_event_log(
SOMANSA,
datetime.datetime.now().strftime('%Y%m%d %H:%M:%S'),
JSON_RULE_CD_DVD, SOMANSA_STATE_DISALLOW, 'null', 'null',
'null', 'null')
except:
e = grac_format_exc()
logger.error(e)
return GRAC_OK
def do_task(param, data_center):
"""
do task
"""
logger = GracLog.get_logger()
try:
mode = param[0]
bConfigurationValue_path = search_file_reversely(
'/sys/' + param[1], 'bConfigurationValue', REVERSE_LOOKUP_LIMIT)
with open(bConfigurationValue_path, 'w') as f:
f.write('0')
with open('{}/{}.bcvp'.format(META_ROOT, JSON_RULE_CAMERA),
'w') as f2:
f2.write(bConfigurationValue_path)
logger.info('mode has changed to {}'.format(mode))
logmsg, notimsg, grmcode = \
make_media_msg(JSON_RULE_CAMERA, mode)
red_alert2(logmsg, notimsg, JLEVEL_DEFAULT_NOTI, grmcode,
data_center)
except:
e = grac_format_exc()
logger.error(e)
return GRAC_OK
def sync_mouse(cls, state, data_center):
"""
synchronize mouse
"""
mouse_base_path = '/sys/class/input'
mouse_regex = re.compile('mouse[0-9]*')
mouse_usb_regex = re.compile('/usb[0-9]*/')
mouse_bluetooth_regex = re.compile('bluetooth')
for mouse in glob.glob(mouse_base_path + '/*'):
mouse_node = mouse.split('/')[-1]
if mouse_regex.match(mouse_node):
mouse_real_path = os.path.realpath(mouse + '/device')
if not mouse_usb_regex.search(mouse_real_path):
continue
if mouse_bluetooth_regex.search(mouse_real_path):
continue
bConfigurationValue = search_file_reversely(
mouse_real_path, 'bConfigurationValue',
REVERSE_LOOKUP_LIMIT)
if not bConfigurationValue:
cls._logger.error(
'{} not found bConfigurationValue'.format(mouse_node))
continue
with open(bConfigurationValue, 'w') as f:
f.write('0')
cls._logger.info(
'SYNC state={} bConfigurationValue=0'.format(state))
logmsg, notimsg, grmcode = \
make_media_msg(JSON_RULE_MOUSE, state)
red_alert2(logmsg, notimsg, JLEVEL_DEFAULT_NOTI, grmcode,
data_center)
def do_task(param, data_center):
"""
do task
"""
logger = GracLog.get_logger()
try:
mode = param[0]
#skeep 'event' of mouse events
#for processing task once
if 'event' in param[1].split('/')[-1]:
return GRAC_OK
bConfigurationValue_path = search_file_reversely(
'/sys/' + param[1], 'bConfigurationValue', REVERSE_LOOKUP_LIMIT)
with open(bConfigurationValue_path, 'w') as f:
f.write('0')
logger.info('mode has changed to {}'.format(mode))
logmsg, notimsg, grmcode = \
make_media_msg(JSON_RULE_MOUSE, mode)
red_alert2(logmsg, notimsg, JLEVEL_DEFAULT_NOTI, grmcode,
data_center)
except:
e = grac_format_exc()
logger.error(e)
return GRAC_OK
def sync_wireless(cls, state, data_center):
"""
synchronize wireless
"""
wl_base_path = '/sys/class/net'
wl_inner_regex = re.compile('wireless')
for wl in glob.glob(wl_base_path + '/*'):
wl_node = wl.split('/')[-1]
for wl_inner in glob.glob(wl + '/*'):
file_name = wl_inner.split('/')[-1]
if wl_inner_regex.match(file_name):
wl_inner_real_path = os.path.realpath(wl_inner + '/device')
remove = search_file_reversely(wl_inner_real_path,
'remove',
REVERSE_LOOKUP_LIMIT)
if not remove:
cls._logger.error(
'{} not found remove'.format(wl_inner))
continue
with open(remove, 'w') as f:
f.write('1')
if os.path.exists(remove):
remove_second = '/'.join(
remove.split('/')[:-2]) + '/remove'
if not os.path.exists(remove_second):
logger.error('wireless=>FAIL TO REMOVE 1')
continue
else:
with open(remove_second, 'w') as sf:
sf.write('1')
if os.path.exists(remove):
logger.error('wireless=>FAIL TO REMOVE 2')
continue
with open(META_FILE_PCI_RESCAN, 'a') as f:
f.write('wireless=>{}'.format(remove))
cls._logger.info('SYNC state={} remove=1'.format(state))
logmsg, notimsg, grmcode = \
make_media_msg(JSON_RULE_WIRELESS, state)
red_alert2(logmsg, notimsg, JLEVEL_DEFAULT_NOTI, grmcode,
data_center)
write_event_log(
SOMANSA,
datetime.datetime.now().strftime('%Y%m%d %H:%M:%S'),
JSON_RULE_WIRELESS, SOMANSA_STATE_DISALLOW, 'null',
'null', 'null', 'null')
def sync_usb_network(cls, state, data_center):
"""
synchronize usb-network
"""
#################### WHITE LIST ####################
usb_port_blacklist = data_center.get_usb_network_port_blacklist()
cls._logger.debug(
'(UNW SYNC) usb_port_blacklist={}'.format(usb_port_blacklist))
if not usb_port_blacklist:
cls._logger.info('(UNW SYNC) blacklist is empty')
return
####################################################
block_base_path = '/sys/class/net/*'
block_usb_regex = re.compile(usb_port_blacklist)
#block devices
for block_device in glob.glob(block_base_path):
device_node = block_device.split('/')[-1]
#/sys/devices
device_sys_path = block_device + '/device'
if not os.path.exists(device_sys_path):
continue
device_real_path = os.path.realpath(device_sys_path)
#usb device
if block_usb_regex.search(device_real_path):
#authorized
authorized = search_file_reversely(device_real_path,
'authorized',
REVERSE_LOOKUP_LIMIT)
if not authorized:
cls._logger.error('{} not found authorized'.block_device)
return
with open(authorized, 'w') as f:
f.write('0')
cls._logger.info(
'SYNC state={} authorized=0'.format(state))
logmsg, notimsg, grmcode = \
make_media_msg(JSON_RULE_USB_NETWORK, state)
red_alert2(logmsg, notimsg, JLEVEL_DEFAULT_NOTI, grmcode,
data_center)
cls._logger.debug(
'***** USB NETWORK disallow {}'.format(block_device))
def do_task(param, data_center):
"""
do task
"""
logger = GracLog.get_logger()
try:
mode = param[0]
if mode == JSON_RULE_DISALLOW:
devpath = param[1]
#################### WHITE LIST ####################
usb_port_blacklist = \
data_center.get_usb_network_port_blacklist()
logger.debug(
'(UNW MOD) usb_port_blacklist={}'.format(usb_port_blacklist))
if not usb_port_blacklist:
logger.info('(UNW MOD) blacklist is empty')
return
block_usb_regex = re.compile(usb_port_blacklist)
if not block_usb_regex.search(devpath):
logger.info('(UNW MOD) path={} not in blacklist={}'.format(
devpath, usb_port_blacklist))
return
###################################################
authorized_path = search_file_reversely('/sys/' + devpath,
'authorized',
REVERSE_LOOKUP_LIMIT)
with open(authorized_path, 'w') as f:
f.write('0')
logger.info('mode has changed to {}'.format(mode))
logmsg, notimsg, grmcode = \
make_media_msg(JSON_RULE_USB_NETWORK, mode)
red_alert2(logmsg, notimsg, JLEVEL_DEFAULT_NOTI, grmcode,
data_center)
logger.debug('***** USB NETWORK MODULE disallow {}'.format(
param[1]))
except:
e = grac_format_exc()
GracLog.get_logger().error(e)
logger.error(e)
return GRAC_OK
def sync_bluetooth(cls, state, data_center):
"""
synchronize bluetooth
"""
mac_regex = re.compile(r'([0-9A-F]{2}[:-]){5}([0-9A-F]{2})')
if not bluetooth_exists():
cls._logger.error('bluetooth controller not found')
return
for controller in glob.glob('/var/lib/bluetooth/*'):
for mac in glob.glob(controller + '/*'):
mac = mac.split('/')[-1].upper()
if not mac_regex.match(mac):
continue
for wl in data_center.get_bluetooth_whitelist():
if wl.upper() == mac:
break
else:
if not GracSynchronizer.bluetooth_dev_is_connected(mac):
continue
p1 = subprocess.Popen(
['echo', '-e', 'disconnect {}\nquit'.format(mac)],
stdout=subprocess.PIPE)
p2 = subprocess.Popen(['bluetoothctl'],
stdin=p1.stdout,
stdout=subprocess.PIPE,
stderr=subprocess.PIPE)
p1.stdout.close()
cls._logger.info(
'disconnecting controller-mac={} device-mac={}'.format(
controller, mac))
cls._logger.info(p2.communicate()[0].decode('utf8'))
logmsg, notimsg, grmcode = \
make_media_msg(JSON_RULE_BLUETOOTH, state)
red_alert2(logmsg, notimsg, JLEVEL_DEFAULT_NOTI, grmcode,
data_center)
write_event_log(
SOMANSA,
datetime.datetime.now().strftime('%Y%m%d %H:%M:%S'),
JSON_RULE_BLUETOOTH, SOMANSA_STATE_DISALLOW, 'null',
'null', 'null', 'null')
cls._logger.info('SYNC state={}'.format(state))
def sync_cd_dvd(cls, state, data_center):
"""
synchronize cd_dvd
"""
block_base_path = '/sys/class/block/*'
block_node_regex = re.compile('^sr[0-9]+$')
block_usb_regex = re.compile('/usb[0-9]*/')
#block devices
for block_device in glob.glob(block_base_path):
device_node = block_device.split('/')[-1]
if not block_node_regex.match(device_node):
continue
#/sys/devices
device_sys_path = block_device + '/device'
if not os.path.exists(device_sys_path):
continue
device_real_path = os.path.realpath(device_sys_path)
#usb device
if block_usb_regex.search(device_real_path):
authorized = search_file_reversely(device_real_path,
'authorized',
REVERSE_LOOKUP_LIMIT)
if not authorized:
cls._logger.error(
'{} not found authorized'.format(device_node))
continue
with open(authorized, 'w') as f:
f.write('0')
cls._logger.info(
'SYNC state={} authorized=0'.format(state))
logmsg, notimsg, grmcode = \
make_media_msg(JSON_RULE_CD_DVD, state)
red_alert2(logmsg, notimsg, JLEVEL_DEFAULT_NOTI, grmcode,
data_center)
write_event_log(
SOMANSA,
datetime.datetime.now().strftime('%Y%m%d %H:%M:%S'),
JSON_RULE_CD_DVD, SOMANSA_STATE_DISALLOW, 'null',
'null', 'null', 'null')
cls._logger.debug(
'***** DVD disallow {}'.format(block_device))
def do_task(param, data_center):
"""
do task
"""
logger = GracLog.get_logger()
try:
mode = param[0]
remove_path = search_file_reversely('/sys/' + param[1], 'remove',
REVERSE_LOOKUP_LIMIT)
#v2.0
if not os.path.exists(remove_path):
logger.error('(wireless) REMOVE NOT FOUND')
return
with open(remove_path, 'w') as f:
f.write('1')
if os.path.exists(remove_path):
remove_second = '/'.join(remove_path.split('/')[:-2]) + '/remove'
if not os.path.exists(remove_second):
logger.error('(wireless) FAIL TO REMOVE 1')
return
else:
with open(remove_second, 'w') as sf:
sf.write('1')
if os.path.exists(remove_path):
logger.error('(wireless) FAIL TO REMOVE 2')
return
with open(META_FILE_PCI_RESCAN, 'a') as f2:
f2.write('wireless=>{}'.format(remove_path))
logger.info('mode has changed to {}'.format(mode))
logmsg, notimsg, grmcode = \
make_media_msg(JSON_RULE_WIRELESS, mode)
red_alert2(logmsg, notimsg, JLEVEL_DEFAULT_NOTI, grmcode, data_center)
write_event_log(SOMANSA,
datetime.datetime.now().strftime('%Y%m%d %H:%M:%S'),
JSON_RULE_WIRELESS, SOMANSA_STATE_DISALLOW, 'null',
'null', 'null', 'null')
except:
e = grac_format_exc()
logger.error(e)
return GRAC_OK
def sync_microphone(cls, state, data_center):
"""
synchronize microphone
"""
if state == JSON_RULE_ALLOW:
if data_center.mic_prev_state == JSON_RULE_DISALLOW:
data_center.sound_mic_inotify.pactl_mic(state, notimsg=False)
else:
data_center.sound_mic_inotify.pactl_mic(state, notimsg=False)
if data_center.mic_prev_state in (None, JSON_RULE_ALLOW):
logmsg, notimsg, grmcode = \
make_media_msg(JSON_RULE_MICROPHONE, state)
red_alert2(logmsg, notimsg, JLEVEL_DEFAULT_NOTI, grmcode,
data_center) #, flag=RED_ALERT_ALERTONLY)
data_center.mic_prev_state = state
def clipboard_handler(self, *args):
"""
clipboard handler
"""
try:
#CHECK EXTENSION(screencapture/clipboard)
if os.path.exists(EXTENSION_FULLPATH):
return
data_center = args[2]
clipboard_rule = data_center.get_media_state(JSON_RULE_CLIPBOARD)
if clipboard_rule == JSON_RULE_ALLOW:
return
clip = args[0]
if clip.wait_is_text_available() and clip.wait_for_text():
Gtk.Clipboard.set_text(clip, "", 0)
Gtk.Clipboard.clear(clip)
GracLog.get_logger().info('clipboard text blocked')
logmsg, notimsg, grmcode = \
make_media_msg(JSON_RULE_CLIPBOARD, clipboard_rule)
red_alert2(logmsg, notimsg, JLEVEL_DEFAULT_NOTI, grmcode,
data_center) #, flag=RED_ALERT_ALERTONLY)
elif clip.wait_is_image_available() and clip.wait_for_image():
new_pb = gi.repository.GdkPixbuf.Pixbuf()
Gtk.Clipboard.set_image(clip, new_pb)
Gtk.Clipboard.clear(clip)
GracLog.get_logger().info('clipboard image blocked')
logmsg, notimsg, grmcode = \
make_media_msg(JSON_RULE_CLIPBOARD, clipboard_rule)
red_alert2(logmsg, notimsg, JLEVEL_DEFAULT_NOTI, grmcode,
data_center) #, flag=RED_ALERT_ALERTONLY)
elif clip.wait_is_rich_text_available(Gtk.TextBuffer()) \
and clip.wait_for_rich_text():
Gtk.Clipboard.clear(clip)
GracLog.get_logger().info('clipboard rich blocked')
elif clip.wait_is_uris_available() and clip.wait_for_uris():
Gtk.Clipboard.clear(clip)
GracLog.get_logger().info('clipboard uris blocked')
except:
GracLog.get_logger().error(grac_format_exc())
def remount_thread(devnode, mode, data_center):
"""
remount
"""
logger = GracLog.get_logger()
for i in range(600): #1 mins
partis = psutil.disk_partitions()
for parti in partis:
if parti.device == devnode:
remount_readonly(parti.device, parti.mountpoint)
logger.info('{} mode has changed'.format(devnode))
logmsg, notimsg, grmcode = \
make_media_msg(JSON_RULE_USB_MEMORY, mode)
red_alert2(logmsg, notimsg, JLEVEL_DEFAULT_NOTI, grmcode,
data_center)
return
time.sleep(0.1)
logger.error('{} fail to change mode'.format(devnode))
def sync_printer(cls, state, data_center):
"""
synchronize printer
"""
dn = search_dir('/sys/devices', '^lp[0-9]+$')
if not dn:
return
fn = search_file_reversely(dn, 'authorized', REVERSE_LOOKUP_LIMIT)
if not fn:
return
with open(fn, 'w') as f:
f.write('0')
cls._logger.info('SYNC state={} authorized=0'.format(state))
logmsg, notimsg, grmcode = \
make_media_msg(JSON_RULE_PRINTER, state)
red_alert2(logmsg, notimsg, JLEVEL_DEFAULT_NOTI, grmcode,
data_center)
cls._logger.debug('***** PRINTER disallow {}'.format(dn))
def load_json_rules(self):
"""
load user|default rules file
"""
default_json_rules_path = self.conf.get(
'MAIN', 'GRAC_DEFAULT_JSON_RULES_PATH')
user_json_rules_path = self.conf.get('MAIN',
'GRAC_USER_JSON_RULES_PATH')
json_rules_path = None
if os.path.exists(user_json_rules_path):
json_rules_path = user_json_rules_path
try:
verify_rule(json_rules_path)
m = 'The signature verification of the policy file was successful'
self.logger.info('{}: {}'.format(json_rules_path, m))
red_alert2(m,
'',
JLEVEL_DEFAULT_SHOW,
GRMCODE_SIGNATURE_SUCCESS,
self,
flag=RED_ALERT_JOURNALONLY)
except:
json_rules_path = default_json_rules_path
self.logger.error(grac_format_exc())
m = 'The signature verification of the policy file failed'
self.logger.info('{}: {}: opening default'.format(
json_rules_path, m))
red_alert2(m, '서명 검증 실패', JLEVEL_DEFAULT_NOTI,
GRMCODE_SIGNATURE_FAIL, self)
else:
json_rules_path = default_json_rules_path
with open(json_rules_path) as f:
json_rules = json.loads(f.read().strip('\n'))
return json_rules
def delete_printers(self):
"""
사용하고 있는 프린터를 삭제
"""
try:
printers = self._conn.getPrinters()
if len(printers) <= 0:
return
except:
self.logger.error(grac_format_exc())
return
for printer_name in printers:
try:
self._conn.deletePrinter(printer_name)
self.logger.debug('delete printer({})'.format(printer_name))
logmsg, notimsg, grmcode = \
make_media_msg(JSON_RULE_PRINTER, JSON_RULE_DISALLOW)
red_alert2(logmsg, notimsg, JLEVEL_DEFAULT_NOTI, grmcode,
self.data_center)
except:
self.logger.error(grac_format_exc())
def sync_screen_capture(cls, state, data_center):
"""
synchronize screen_capture
"""
#CHECK EXTENSION(screencapture/clipboard)
if os.path.exists(EXTENSION_FULLPATH):
return
user_id, _ = catch_user_id()
if user_id == '-':
cls._logger.debug('screen_capture can not be blocked '\
'because of no user loggined')
return
if user_id[0] == '+':
user_id = user_id[1:]
for sn in ('/usr/bin/xfce4-screenshooter',
'/usr/bin/gnome-screenshot'):
if not os.path.exists(sn):
continue
if state == JSON_RULE_DISALLOW:
p0 = subprocess.Popen(
['/usr/bin/setfacl', '-m', 'u:{}:r'.format(user_id), sn],
stdout=subprocess.PIPE,
stderr=subprocess.PIPE)
pp_out, pp_err = p0.communicate()
logmsg, notimsg, grmcode = \
make_media_msg(JSON_RULE_SCREEN_CAPTURE, state)
red_alert2(logmsg, notimsg, JLEVEL_DEFAULT_NOTI, grmcode,
data_center) #, flag=RED_ALERT_ALERTONLY)
else:
p0 = subprocess.Popen(
['/usr/bin/setfacl', '-m', 'u:{}:rx'.format(user_id), sn],
stdout=subprocess.PIPE,
stderr=subprocess.PIPE)
pp_out, pp_err = p0.communicate()
def do_task(param, data_center):
"""
do task
"""
logger = GracLog.get_logger()
try:
mode = param[0]
authorized_path = search_file_reversely('/sys/' + param[1],
'authorized',
REVERSE_LOOKUP_LIMIT)
with open(authorized_path, 'w') as f:
f.write('0')
logger.info('mode has changed to {}'.format(mode))
logmsg, notimsg, grmcode = \
make_media_msg(JSON_RULE_PRINTER, mode)
red_alert2(logmsg, notimsg, JLEVEL_DEFAULT_NOTI, grmcode,
data_center)
logger.debug('***** PRINTER MODULE disallow {}'.format(param[1]))
except:
e = grac_format_exc()
logger.error(e)
return GRAC_OK
def do_task(param, data_center):
"""
do task
"""
logger = GracLog.get_logger()
if not bluetooth_exists():
logger.error('bluetooth controller not found')
return GRAC_OK
try:
mode = param[0]
unique = param[1].strip() if param[1] else param[1]
name = param[2].strip() if param[2] else param[2]
mac = ''
if unique:
mac = unique
elif name:
name = name.upper()
delim_cnt = 0
num_cnt = 0
for n in name:
if n == '.' or n == ':':
delim_cnt += 1
continue
if ord(n) >= ord('0') and ord(n) <= ord('9'):
num_cnt += 1
continue
if ord(n) >= ord('A') and ord(n) <= ord('F'):
num_cnt += 1
continue
break
else:
if (delim_cnt == 0 or delim_cnt == 5) and num_cnt == 12:
mac = name
if not mac:
raise Exception('!! bluetooth mac not found')
mac = mac.replace('.', ':').strip('\n').upper()
for m in data_center.get_bluetooth_whitelist():
if m.upper() == mac:
logger.info('mac({}) is in whitelist'.format(mac))
return GRAC_OK
p1 = subprocess.Popen(
['echo', '-e', 'disconnect {}\nquit'.format(mac)],
stdout=subprocess.PIPE)
p2 = subprocess.Popen(['bluetoothctl'],
stdin=p1.stdout,
stdout=subprocess.PIPE,
stderr=subprocess.PIPE)
p1.stdout.close()
logger.info(p2.communicate()[0].decode('utf8'))
logmsg, notimsg, grmcode = \
make_media_msg(JSON_RULE_BLUETOOTH, mode)
red_alert2(logmsg, notimsg, JLEVEL_DEFAULT_NOTI, grmcode, data_center)
write_event_log(SOMANSA,
datetime.datetime.now().strftime('%Y%m%d %H:%M:%S'),
JSON_RULE_BLUETOOTH, SOMANSA_STATE_DISALLOW, 'null',
'null', 'null', 'null')
except:
e = grac_format_exc()
logger.error(e)
return GRAC_OK
def do_task(param, data_center):
"""
do task
"""
logger = GracLog.get_logger()
try:
mode = param[0]
serial = param[2].strip() if param[2] else ''
#whitelist
if serial: #param[2]:
#serial = param[2].strip('\n')
for s in data_center.get_usb_memory_whitelist():
if s == serial:
logger.info('serial({}) is in whitelist'.format(serial))
#usb whitelist register signal
signal_msg = ['except', '103', 'already in whitelist']
data_center.GRAC.media_usb_info(','.join(signal_msg))
return GRAC_OK
#usb whitelist register signal
product = param[3].strip() if param[3] else ''
vendor = param[4].strip() if param[4] else ''
model = param[5].strip() if param[5] else ''
user_id, _ = catch_user_id()
if not user_id or user_id[0] == '-':
signal_msg = ['except', '101', 'not login']
if user_id[0] == '+':
signal_msg = ['except', '102', 'local user not supported']
else:
signal_msg = [
'normal', user_id, serial, '', product, '', vendor, model
]
data_center.GRAC.media_usb_info(','.join(signal_msg))
else:
signal_msg = ['except', '104', 'serial not found']
data_center.GRAC.media_usb_info(','.join(signal_msg))
if mode == JSON_RULE_DISALLOW:
devpath = param[1]
authorized_path = search_file_reversely('/sys/' + devpath,
'authorized',
REVERSE_LOOKUP_LIMIT)
with open(authorized_path, 'w') as f:
f.write('0')
logger.info('mode has changed to {}'.format(mode))
logmsg, notimsg, grmcode = \
make_media_msg(JSON_RULE_USB_MEMORY, mode)
red_alert2(logmsg, notimsg, JLEVEL_DEFAULT_NOTI, grmcode,
data_center)
write_event_log(
SOMANSA,
datetime.datetime.now().strftime('%Y%m%d %H:%M:%S'),
JSON_RULE_USB_MEMORY, SOMANSA_STATE_DISALLOW, 'null',
'null', 'null', 'null')
logger.debug('***** USB MODULE disallow {}'.format(param[1]))
elif mode == JSON_RULE_READONLY:
devnode = '/dev/' + param[1]
thr = threading.Thread(target=remount_thread,
args=(devnode, mode, data_center))
thr.daemon = True
thr.start()
logger.info('{} mode is changing to {}'.format(devnode, mode))
logger.debug('***** USB MODULE read_only {}'.format(param[1]))
except:
e = grac_format_exc()
GracLog.get_logger().error(e)
logger.error(e)
return GRAC_OK
def sync_usb_memory_readonly(cls, state, data_center):
"""
synchronize usb-memory readonly
"""
block_base_path = '/sys/class/block/*'
block_node_regex = re.compile('^[a-zA-Z]+$')
block_usb_regex = re.compile('/usb[0-9]*/')
#block devices
for block_device in glob.glob(block_base_path):
device_node = block_device.split('/')[-1]
if not block_node_regex.match(device_node):
continue
#/sys/devices
device_sys_path = block_device + '/device'
if not os.path.exists(device_sys_path):
continue
device_real_path = os.path.realpath(device_sys_path)
#usb device
if block_usb_regex.search(device_real_path):
#whitelist
serial_path = search_file_reversely(device_real_path, 'serial',
REVERSE_LOOKUP_LIMIT)
if serial_path:
with open(serial_path) as f:
serial = f.read().strip('\n')
for s in data_center.get_usb_memory_whitelist():
if s == serial:
cls._logger.info(
'SYNC serial({}) is in whitelist'.format(
serial))
return
skeep_uuid = False
for usb_label_path in ('/dev/disk/by-label/*',
'/dev/disk/by-uuid/*'):
for usb_label in glob.glob(usb_label_path):
if usb_label.lower().endswith('efi'):
continue
usb_label_realpath = os.path.realpath(usb_label)
usb_label_node = re.split(
'[0-9]+',
usb_label_realpath.split('/')[-1])[0]
if usb_label_node == device_node:
mount_point = '/media/gooroom/' + usb_label.split(
'/')[-1]
umount_mount_readonly(usb_label_realpath,
mount_point)
cls._logger.info('SYNC state={} {} remounted '\
'as readonly'.format(state, usb_label_realpath))
cls._logger.debug(
'***** USB read_only {} {}'.format(
usb_label_realpath, mount_point))
logmsg, notimsg, grmcode = \
make_media_msg(JSON_RULE_USB_MEMORY, state)
red_alert2(logmsg, notimsg, JLEVEL_DEFAULT_NOTI,
grmcode, data_center)
write_event_log(
SOMANSA,
datetime.datetime.now().strftime(
'%Y%m%d %H:%M:%S'), JSON_RULE_USB_MEMORY,
SOMANSA_STATE_READONLY, 'null', 'null', 'null',
'null')
skeep_uuid = True
break
if skeep_uuid:
break
