Support auto-login

This commit is contained in:
Andrew Ferrazzutti 2022-03-28 18:40:55 -04:00
parent 0202dd182a
commit e02c91c093
5 changed files with 207 additions and 29 deletions

View File

@ -13,7 +13,7 @@
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <https://www.gnu.org/licenses/>.
from typing import Optional, AsyncGenerator, Tuple
from typing import Optional, AsyncGenerator, Tuple, TYPE_CHECKING
import io
import qrcode
@ -26,8 +26,13 @@ from .typehint import CommandEvent
SECTION_AUTH = HelpSection("Authentication", 10, "")
from ..db import LoginCredential
async def login_prep(evt: CommandEvent, login_type: str) -> bool:
if TYPE_CHECKING:
from ..user import User
async def _login_prep(evt: CommandEvent, login_type: str) -> bool:
status = await evt.sender.client.start()
if status.is_logged_in:
await evt.reply("You're already logged in")
@ -49,16 +54,36 @@ async def login_prep(evt: CommandEvent, login_type: str) -> bool:
}
return True
async def login_do(evt: CommandEvent, gen: AsyncGenerator[Tuple[str, str], None]) -> None:
async def _login_do(
gen: AsyncGenerator[Tuple[str, str], None],
*,
evt: Optional[CommandEvent] = None,
sender: Optional["User"] = None,
) -> bool:
qr_event_id: Optional[EventID] = None
pin_event_id: Optional[EventID] = None
failure = False
if not evt and not sender:
raise ValueError("Must set either a CommandEvent or a User")
if evt:
sender = evt.sender
az = evt.az
room_id = evt.room_id
else:
az = sender.az
room_id = sender.notice_room
if not room_id:
sender.log.warning("Cannot auto-loggin: must have a notice room to do so")
return False
async for item in gen:
if item[0] == "qr":
message = "Open LINE on your smartphone and scan this QR code:"
content = TextMessageEventContent(body=message, msgtype=MessageType.NOTICE)
content.set_reply(evt.event_id)
await evt.az.intent.send_message(evt.room_id, content)
if evt:
content.set_reply(evt.event_id)
await az.intent.send_message(room_id, content)
url = item[1]
buffer = io.BytesIO()
@ -66,61 +91,131 @@ async def login_do(evt: CommandEvent, gen: AsyncGenerator[Tuple[str, str], None]
size = image.pixel_size
image.save(buffer, "PNG")
qr = buffer.getvalue()
mxc = await evt.az.intent.upload_media(qr, "image/png", "login-qr.png", len(qr))
mxc = await az.intent.upload_media(qr, "image/png", "login-qr.png", len(qr))
content = MediaMessageEventContent(body=url, url=mxc, msgtype=MessageType.IMAGE,
info=ImageInfo(mimetype="image/png", size=len(qr),
width=size, height=size))
if qr_event_id:
content.set_edit(qr_event_id)
await evt.az.intent.send_message(evt.room_id, content)
await az.intent.send_message(room_id, content)
else:
qr_event_id = await evt.az.intent.send_message(evt.room_id, content)
qr_event_id = await az.intent.send_message(room_id, content)
elif item[0] == "pin":
pin = item[1]
message = f"Enter this PIN in LINE on your smartphone:\n{pin}"
content = TextMessageEventContent(body=message, msgtype=MessageType.NOTICE)
if pin_event_id:
content.set_edit(pin_event_id)
await evt.az.intent.send_message(evt.room_id, content)
await az.intent.send_message(room_id, content)
else:
pin_event_id = await evt.az.intent.send_message(evt.room_id, content)
pin_event_id = await az.intent.send_message(room_id, content)
elif item[0] == "login_success":
await evt.reply("Successfully logged in, waiting for LINE to load...")
await az.intent.send_notice(room_id, "Successfully logged in, waiting for LINE to load...")
elif item[0] in ("login_failure", "error"):
# TODO Handle errors differently?
failure = True
reason = item[1]
if reason:
content = TextMessageEventContent(body=reason, msgtype=MessageType.NOTICE)
await evt.az.intent.send_message(evt.room_id, content)
await az.intent.send_notice(room_id, reason)
# else: pass
if not failure and evt.sender.command_status:
await evt.reply("LINE loading complete")
await evt.sender.sync()
login_success = not failure and sender.command_status
if login_success:
await az.intent.send_notice(room_id, "LINE loading complete")
await sender.sync()
# else command was cancelled or failed. Don't post message about it, "cancel" command or failure did already
evt.sender.command_status = None
sender.command_status = None
return login_success
@command_handler(needs_auth=False, management_only=True, help_section=SECTION_AUTH,
help_text="Log into LINE via QR code")
async def login_qr(evt: CommandEvent) -> None:
if not await login_prep(evt, "qr"):
if not await _login_prep(evt, "qr"):
return
gen = evt.sender.client.login(evt.sender)
await login_do(evt, gen)
await _login_do(gen, evt=evt)
@command_handler(needs_auth=False, management_only=True, help_section=SECTION_AUTH,
help_text="Log into LINE via email/password",
help_args="<_email_> <_password_>")
help_text="Log into LINE via email/password, and optionally save credentials for auto-login",
help_args="[--save] <_email_> <_password_>")
async def login_email(evt: CommandEvent) -> None:
await evt.az.intent.redact(evt.room_id, evt.event_id)
if evt.args and evt.args[0] == "--save":
save = True
evt.args.pop(0)
else:
save = False
if len(evt.args) != 2:
await evt.reply("Usage: `$cmdprefix+sp login-email <email> <password>`")
await evt.reply("Usage: `$cmdprefix+sp login-email [--save] <email> <password>`")
return
if not await login_prep(evt, "email"):
if not await _login_prep(evt, "email"):
return
await evt.reply("Logging in...")
login_data = {
"email": evt.args[0],
"password": evt.args[1]
}
gen = evt.sender.client.login(
evt.sender,
login_data=dict(email=evt.args[0], password=evt.args[1]))
await login_do(evt, gen)
evt.sender,
login_data=login_data
)
login_success = await _login_do(gen, evt=evt)
if login_success and save:
if not evt.sender.notice_room:
await evt.reply("WARNING: You do not have a notice room, but auto-login requires one.")
await _save_password_helper(evt)
async def auto_login(sender: "User") -> bool:
status = await sender.client.start()
if status.is_logged_in:
return True
if sender.command_status is not None:
return False
creds = await LoginCredential.get_by_mxid(sender.mxid)
if not creds:
return False
sender.command_status = {
"action": "Login",
"login_type": "email",
}
gen = sender.client.login(
sender,
login_data={
"email": creds.email,
"password": creds.password,
}
)
return await _login_do(gen, sender=sender)
@command_handler(needs_auth=True, management_only=True, help_section=SECTION_AUTH,
help_text="Remember email/password credentials for auto-login",
help_args="<_email_> <_password_>")
async def save_password(evt: CommandEvent) -> None:
await evt.az.intent.redact(evt.room_id, evt.event_id)
if len(evt.args) != 2:
await evt.reply("Usage: `$cmdprefix+sp save_password <email> <password>`")
return
await _save_password_helper(evt)
async def _save_password_helper(evt: CommandEvent) -> None:
creds = await LoginCredential.get_by_mxid(evt.sender.mxid)
if creds:
creds.email = evt.args[0]
creds.password = evt.args[1]
await creds.update()
else:
await LoginCredential(evt.sender.mxid, email=evt.args[0], password=evt.args[1]).insert()
await evt.reply("Login email/password saved, and will be used to log you back in if your LINE connection ends.")
@command_handler(needs_auth=False, management_only=True, help_section=SECTION_AUTH,
help_text="Delete saved email/password credentials")
async def forget_password(evt: CommandEvent) -> None:
creds = await LoginCredential.get_by_mxid(evt.sender.mxid)
if not creds:
await evt.reply("The bridge wasn't storing your email/password, so there was nothing to forget.")
else:
await creds.delete()
await evt.reply(
"This bridge is no longer storing your email/password. \n"
"You will have to log in manually the next time your LINE connection ends."
)

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@ -9,11 +9,23 @@ from .message import Message
from .media import Media
from .receipt import Receipt
from .receipt_reaction import ReceiptReaction
from .login_credential import LoginCredential
def init(db: Database) -> None:
for table in (User, Puppet, Stranger, Portal, Message, Media, Receipt, ReceiptReaction):
for table in (User, Puppet, Stranger, Portal, Message, Media, Receipt, ReceiptReaction, LoginCredential):
table.db = db
__all__ = ["upgrade_table", "User", "Puppet", "Stranger", "Portal", "Message", "Media", "Receipt", "ReceiptReaction"]
__all__ = [
"upgrade_table",
"User",
"Puppet",
"Stranger",
"Portal",
"Message",
"Media",
"Receipt",
"ReceiptReaction",
"LoginCredential"
]

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@ -0,0 +1,54 @@
# matrix-puppeteer-line - A very hacky Matrix-LINE bridge based on running LINE's Chrome extension in Puppeteer
# Copyright (C) 2020-2022 Tulir Asokan, Andrew Ferrazzutti
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <https://www.gnu.org/licenses/>.
from typing import Optional, ClassVar, TYPE_CHECKING
from attr import dataclass
from mautrix.types import UserID
from mautrix.util.async_db import Database
fake_db = Database("") if TYPE_CHECKING else None
@dataclass
class LoginCredential:
db: ClassVar[Database] = fake_db
mxid: UserID
email: str
password: str
async def insert(self) -> None:
q = ("INSERT INTO login_credential (mxid, email, password) "
"VALUES ($1, $2, $3)")
await self.db.execute(q, self.mxid, self.email, self.password)
async def update(self) -> None:
await self.db.execute("UPDATE login_credential SET email=$2, password=$3 WHERE mxid=$1",
self.mxid, self.email, self.password)
@classmethod
async def get_by_mxid(cls, mxid: UserID) -> Optional["LoginCredential"]:
q = ("SELECT mxid, email, password "
"FROM login_credential WHERE mxid=$1")
row = await cls.db.fetchrow(q, mxid)
if not row:
return None
return cls(**row)
async def delete(self) -> None:
await self.db.execute("DELETE FROM login_credential WHERE mxid=$1",
self.mxid)

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@ -169,4 +169,17 @@ async def upgrade_latest_read_receipts(conn: Connection) -> None:
@upgrade_table.register(description="Allow messages with no mxid")
async def upgrade_nomxid_msgs(conn: Connection) -> None:
await conn.execute("ALTER TABLE message ALTER COLUMN mxid DROP NOT NULL")
await conn.execute("ALTER TABLE message ALTER COLUMN mxid DROP NOT NULL")
@upgrade_table.register(description="Allow storing email/password login credentials")
async def upgrade_login_credentials(conn: Connection) -> None:
await conn.execute("""CREATE TABLE IF NOT EXISTS login_credential (
mxid TEXT PRIMARY KEY,
email TEXT NOT NULL,
password TEXT NOT NULL,
FOREIGN KEY (mxid)
REFERENCES "user" (mxid)
ON DELETE CASCADE
)""")

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@ -22,6 +22,8 @@ from mautrix.types import UserID, RoomID
from mautrix.appservice import AppService, IntentAPI
from mautrix.util.opt_prometheus import Gauge
from .commands.auth import auto_login
from .db import User as DBUser, Portal as DBPortal, Message as DBMessage, Receipt as DBReceipt
from .config import Config
from .rpc import Client, Message, Receipt
@ -117,6 +119,8 @@ class User(DBUser, BaseUser):
if state.is_logged_in:
await self.send_bridge_notice("Already logged in to LINE")
self.loop.create_task(self._try_sync())
elif await auto_login(self):
await self.send_bridge_notice("Auto-logged in to LINE")
else:
await self.send_bridge_notice("Ready to log in to LINE")