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allnet: add IP checking

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This commit is contained in:
Hay1tsme 2023-08-08 12:35:38 -04:00
parent 4744e8cf5f
commit 9e3a51a57a
2 changed files with 61 additions and 56 deletions
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85
core/allnet.py
View File

@ -24,6 +24,12 @@ class DLIMG_TYPE(Enum):
app = 0
opt = 1
class ALLNET_STAT(Enum):
ok = 0
bad_game = -1
bad_machine = -2
bad_shop = -3
class AllnetServlet:
def __init__(self, core_cfg: CoreConfig, cfg_folder: str):
super().__init__()
@ -103,32 +109,6 @@ class AllnetServlet:
resp = AllnetPowerOnResponse()
self.logger.debug(f"Allnet request: {vars(req)}")
if req.game_id not in self.uri_registry:
if not self.config.server.is_develop:
msg = f"Unrecognised game {req.game_id} attempted allnet auth from {request_ip}."
self.data.base.log_event(
"allnet", "ALLNET_AUTH_UNKNOWN_GAME", logging.WARN, msg
)
self.logger.warning(msg)
resp.stat = -1
resp_dict = {k: v for k, v in vars(resp).items() if v is not None}
return (urllib.parse.unquote(urllib.parse.urlencode(resp_dict)) + "\n").encode("utf-8")
else:
self.logger.info(
f"Allowed unknown game {req.game_id} v{req.ver} to authenticate from {request_ip} due to 'is_develop' being enabled. S/N: {req.serial}"
)
resp.uri = f"http://{self.config.title.hostname}:{self.config.title.port}/{req.game_id}/{req.ver.replace('.', '')}/"
resp.host = f"{self.config.title.hostname}:{self.config.title.port}"
resp_dict = {k: v for k, v in vars(resp).items() if v is not None}
resp_str = urllib.parse.unquote(urllib.parse.urlencode(resp_dict))
self.logger.debug(f"Allnet response: {resp_str}")
return (resp_str + "\n").encode("utf-8")
resp.uri, resp.host = self.uri_registry[req.game_id]
machine = self.data.arcade.get_machine(req.serial)
if machine is None and not self.config.server.allow_unregistered_serials:
@ -138,12 +118,36 @@ class AllnetServlet:
)
self.logger.warning(msg)
resp.stat = -2
resp.stat = ALLNET_STAT.bad_machine.value
resp_dict = {k: v for k, v in vars(resp).items() if v is not None}
return (urllib.parse.unquote(urllib.parse.urlencode(resp_dict)) + "\n").encode("utf-8")
if machine is not None:
arcade = self.data.arcade.get_arcade(machine["arcade"])
if self.config.server.check_arcade_ip:
if arcade["ip"] and arcade["ip"] is not None and arcade["ip"] != req.ip:
msg = f"Serial {req.serial} attempted allnet auth from bad IP {req.ip} (expected {arcade['ip']})."
self.data.base.log_event(
"allnet", "ALLNET_AUTH_BAD_IP", logging.ERROR, msg
)
self.logger.warning(msg)
resp.stat = ALLNET_STAT.bad_shop.value
resp_dict = {k: v for k, v in vars(resp).items() if v is not None}
return (urllib.parse.unquote(urllib.parse.urlencode(resp_dict)) + "\n").encode("utf-8")
elif not arcade["ip"] or arcade["ip"] is None and self.config.server.strict_ip_checking:
msg = f"Serial {req.serial} attempted allnet auth from bad IP {req.ip}, but arcade {arcade['id']} has no IP set! (strict checking enabled)."
self.data.base.log_event(
"allnet", "ALLNET_AUTH_NO_SHOP_IP", logging.ERROR, msg
)
self.logger.warning(msg)
resp.stat = ALLNET_STAT.bad_shop.value
resp_dict = {k: v for k, v in vars(resp).items() if v is not None}
return (urllib.parse.unquote(urllib.parse.urlencode(resp_dict)) + "\n").encode("utf-8")
country = (
arcade["country"] if machine["country"] is None else machine["country"]
)
@ -175,6 +179,33 @@ class AllnetServlet:
arcade["timezone"] if arcade["timezone"] is not None else "+0900"
)
if req.game_id not in self.uri_registry:
if not self.config.server.is_develop:
msg = f"Unrecognised game {req.game_id} attempted allnet auth from {request_ip}."
self.data.base.log_event(
"allnet", "ALLNET_AUTH_UNKNOWN_GAME", logging.WARN, msg
)
self.logger.warning(msg)
resp.stat = ALLNET_STAT.bad_game.value
resp_dict = {k: v for k, v in vars(resp).items() if v is not None}
return (urllib.parse.unquote(urllib.parse.urlencode(resp_dict)) + "\n").encode("utf-8")
else:
self.logger.info(
f"Allowed unknown game {req.game_id} v{req.ver} to authenticate from {request_ip} due to 'is_develop' being enabled. S/N: {req.serial}"
)
resp.uri = f"http://{self.config.title.hostname}:{self.config.title.port}/{req.game_id}/{req.ver.replace('.', '')}/"
resp.host = f"{self.config.title.hostname}:{self.config.title.port}"
resp_dict = {k: v for k, v in vars(resp).items() if v is not None}
resp_str = urllib.parse.unquote(urllib.parse.urlencode(resp_dict))
self.logger.debug(f"Allnet response: {resp_str}")
return (resp_str + "\n").encode("utf-8")
resp.uri, resp.host = self.uri_registry[req.game_id]
int_ver = req.ver.replace(".", "")
resp.uri = resp.uri.replace("$v", int_ver)
resp.host = resp.host.replace("$v", int_ver)

28
core/data/schema/arcade.py
View File

@ -213,33 +213,7 @@ class ArcadeData(BaseData):
return f"{platform_code}{platform_rev:02d}A{serial_num:04d}{append:04d}" # 0x41 = A, 0x52 = R
def validate_keychip_format(self, serial: str) -> bool:
serial = serial.replace("-", "")
if len(serial) != 11 or len(serial) != 15:
self.logger.error(
f"Serial validate failed: Incorrect length for {serial} (len {len(serial)})"
)
return False
platform_code = serial[:4]
platform_rev = serial[4:6]
const_a = serial[6]
num = serial[7:11]
append = serial[11:15]
if re.match("A[7|6]\d[E|X][0|1][0|1|2]A\d{4,8}", serial) is None:
self.logger.error(f"Serial validate failed: {serial} failed regex")
return False
if len(append) != 0 or len(append) != 4:
self.logger.error(
f"Serial validate failed: {serial} had malformed append {append}"
)
return False
if len(num) != 4:
self.logger.error(
f"Serial validate failed: {serial} had malformed number {num}"
)
if re.fullmatch(r"^A[0-9]{2}[E|X][-]?[0-9]{2}[A-HJ-NP-Z][0-9]{4}([0-9]{4})?$", serial) is None:
return False
return True