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main.py
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#!/usr/bin/python
import asyncio
import base64
import json
import logging
from datetime import datetime
from re import compile as re_compile
import discord
from defsec_api import DefSecApi
from util import AzureOauth, DBC, Config, get_position, UrlButton, BasicTextInput, get_vapp_url_from_id
logging.basicConfig(filename="run.log")
logger = logging.getLogger("authbot")
logger.setLevel(logging.INFO)
async def start_webserver(server) -> None:
"""Start serving the webserver. Infinitely blocking"""
async with server:
await server.serve_forever()
class RedirectReceiver(asyncio.Protocol):
"""Very simple webserver to receive oauth"""
# noinspection RegExpAnonymousGroup
REQUEST_LINE_RE = re_compile(r"^GET /.*\?code=([a-zA-Z0-9._-]+)&state=([a-zA-Z0-9]{16}).+ HTTP/\d.\d$")
# noinspection PyMissingOrEmptyDocstring,PyAttributeOutsideInit
def connection_made(self, transport) -> None:
"""Honesty, I have no clue but it doesnt work without this function"""
self.transport = transport
def data_received(self, data) -> None:
"""Data received on the socket"""
asyncio.create_task(self.async_data_received(data))
async def async_data_received(self, data) -> None:
"""Async data processing so that calls can be made to the bot"""
request = data.decode(errors="ignore")
headers = request.split("\r\n")
matches = RedirectReceiver.REQUEST_LINE_RE.fullmatch(headers[0])
if matches is None:
self.send_response("Invalid request<br>Pls no hak me 😢", "400 no 👎")
return
authorization_code = matches[1]
state = matches[2]
logger.info(f"Auth: {state=} {authorization_code[:10]}")
try:
self.send_response(await bot.verify_member(state, authorization_code))
except Exception as e:
logger.warning(f"Uncaught exception: {e} in verify")
self.send_response("Invalid request 😢", "500 Oopsy Woopsy")
def send_response(self, message, status_code="200 OK"):
"""Send an HTML formatted response"""
full_message = (
"""<!DOCTYPE html>
<html lang="en">
<head>
<title>DSU Verification</title>
<style>
body {
background: #004165;
}
.center {
position: absolute;
left: 50%;
top: 30%;
transform: translate(-50%, -50%);
text-align: center;
color: #ffffff;
}
.center > * {
margin: 0;
}
#main {
background: #ADAFAF;
border-radius: 10px;
padding: 15px;
}
</style>
</head>
<body>
<div class="center" id="main"><h1>"""
+ f"{message}"
+ """</h1></div></body></html>"""
)
http_response = f"HTTP/1.1 {status_code}\r\n"
http_response += "Server: DefSecAuthBot/2.0 Python/3\r\n"
http_response += "Content-Type: text/html; charset=utf-8\r\n"
http_response += "Root-Password: Password1!\r\n"
http_response += f"Content-Length: {len(full_message)}\r\n"
http_response += "\r\n"
http_response += full_message
# noinspection PyUnresolvedReferences
self.transport.write(http_response.encode("UTF-8"))
self.transport.close()
class HelpForm(discord.ui.Modal):
"""Simple help form that goes to admin"""
def __init__(self):
super().__init__(title="Assistance form")
self.what = discord.ui.TextInput(
label="How can we help you today?",
custom_id="what",
max_length=100,
min_length=5,
)
self.add_item(self.what)
async def on_submit(self, interaction: discord.Interaction):
if interaction.command_failed:
return
await interaction.response.send_message(content="Received!", ephemeral=True)
await bot.get_channel(1072935617719189626).send(
embed=discord.Embed(
title=f"Help request from {interaction.user.mention} ({interaction.user.id})",
description=f"{self.what.value}",
)
)
class DeployButtonView(discord.ui.View):
"""View with deploy button"""
def __init__(self, template_id: str, template_name: str = None):
super().__init__(timeout=None)
self.add_item(DeployButton(template_id, template_name))
class DeployButton(
discord.ui.Button # discord.ui.dynamic.DynamicItem[discord.ui.Button],
# template=r"deploybutton:(?P<id>[a-zA-Z0-9-]{36})",
):
"""Button to deploy a vapp"""
def __init__(self, template_id: str, template_name: str = None):
super().__init__(
label=f"Click for vapp ({template_name})",
style=discord.ButtonStyle.blurple,
custom_id="deploybutton:",
)
self.template_id = template_id
self._embed_lock = asyncio.Lock()
# @classmethod
# async def from_custom_id(cls, interaction: discord.Interaction, item: discord.ui.Button, match: re.Match[str], /):
# return cls(template_id=match["id"])
async def callback(self, interaction: discord.Interaction):
"""Respond to button press"""
user = await bot.dbc.get_user(interaction.user.id)
if user.email is None:
# noinspection PyUnresolvedReferences
await interaction.response.send_message(
content="You must be verified to do this! `/verify`", ephemeral=True
)
return
if user.ialab_username is None:
username = user.email.split("@")[0].lower()
if await defsecapi.is_valid_user(username):
await bot.dbc.update_ialab_username(interaction.user.id, username)
await self.deploy_it(interaction, username)
return
if not await defsecapi.is_valid_user(user.ialab_username):
# noinspection PyUnresolvedReferences
await interaction.response.send_modal(
BasicTextInput(
title="IALab username",
prompt="Username (https://ialab.dsu.edu)",
placeholder="Your username for ialab.dsu.edu",
max_length=50,
validator=defsecapi.is_valid_user,
callback=self.update_user,
error_message="No account found for `{}`",
)
)
else:
await self.deploy_it(interaction, user.ialab_username)
async def update_user(self, interaction: discord.Interaction, username: str):
"""Set the user's IALab username from modal response"""
await bot.dbc.update_ialab_username(interaction.user.id, username)
await self.deploy_it(interaction, username)
async def update_embed(self, interaction: discord.Interaction):
"""Add the user's name to the embed"""
async with self._embed_lock:
message: discord.Message = await interaction.message.fetch()
e = message.embeds[0]
if e.description is None:
e.description = ""
if interaction.user.mention not in e.description:
e.description += f"\n + {interaction.user.mention}"
await message.edit(embed=e)
async def deploy_it(self, interaction: discord.Interaction, username: str):
"""Deploy the vapp to the user"""
asyncio.create_task(self.update_embed(interaction))
# noinspection PyUnresolvedReferences
await interaction.response.defer(ephemeral=True, thinking=True)
vapp_url = await defsecapi.deploy_lesson(username, template_id=self.template_id)
await interaction.followup.send(view=UrlButton(label="Your vapp is ready", url=vapp_url), ephemeral=True)
class AuthBot(discord.Client):
def __init__(self, *, intents: discord.Intents, oauth: AzureOauth, dbc: DBC, config: Config, webserver_port: int):
super().__init__(intents=intents)
self.oauth = oauth
self.dbc = dbc
self.config = config
self.webserver_port = webserver_port
self.tree = discord.app_commands.CommandTree(self)
@classmethod
def create_from_creds(cls, creds: dict):
"""Create an instance of the bot from a creds dict"""
instance = cls(
intents=discord.Intents.all(),
oauth=AzureOauth(
client_id=creds["oauth"]["client_id"],
secret=creds["oauth"]["client_secret"],
scopes=["openid+User.Read"],
redirect_uri="https://auth.defsec.club/azure/auth",
),
dbc=DBC(
host=creds["db"]["host"],
user=creds["db"]["user"],
password=creds["db"]["password"],
db=creds["db"]["db"],
),
config=Config("config.json"),
webserver_port=int(creds["webserver_port"]),
)
async def command_deploy_autocompletion(
interaction: discord.Interaction, current: str
) -> list[discord.app_commands.Choice[str]]:
data = []
if len(current) < 2:
return data
for vapp in list((await defsecapi.get_templates(partial=current, catalog=None)).keys()):
data.append(discord.app_commands.Choice(name=vapp, value=vapp))
if len(data) > 24:
break
return data
async def command_lesson_autocompletion(
interaction: discord.Interaction, current: str
) -> list[discord.app_commands.Choice[str]]:
data = []
if len(current) < 2:
return data
for vapp in list((await defsecapi.get_lessons(current)).keys()):
data.append(discord.app_commands.Choice(name=vapp, value=vapp))
if len(data) > 24:
break
return data
async def command_share_autocompletion(
interaction: discord.Interaction, current: str
) -> list[discord.app_commands.Choice[str]]:
user = await bot.dbc.get_user(interaction.user.id)
if user.ialab_username is None:
return [discord.app_commands.Choice(name="Please /verify first", value="")]
data = []
if len(current) < 2:
return data
for name, vapp_id in list((await defsecapi.get_vapps_for_owner(current, user.ialab_username)).items()):
data.append(discord.app_commands.Choice(name=name, value=name))
if len(data) > 64:
break
return data
@instance.tree.command(name="deploy", description="Make a vapp deploy button")
@discord.app_commands.autocomplete(template=command_deploy_autocompletion)
async def command_deploy(interaction: discord.Interaction, template: str) -> None:
"""/deploy <template>"""
if (template_id := await defsecapi.get_template_id(template)) is not None:
logger.info(f"Deploy button for {template} by {interaction.user}")
# noinspection PyUnresolvedReferences
await interaction.response.send_message(
embed=discord.Embed(title="Who wants a vapp?"),
view=DeployButtonView(template_id, template),
)
else:
# noinspection PyUnresolvedReferences
await interaction.response.send_message(content=f"Unknown template `{template}`!", ephemeral=True)
@instance.tree.command(name="verify", description="Verify to a DSU account")
async def command_verify(interaction: discord.Interaction) -> None:
"""/verify"""
user = interaction.user
await instance.dbc.add_user(user)
session = await instance.dbc.init_oauth_session(user.id)
oauth_url = instance.oauth.request(session)
user_obj = await instance.dbc.get_user(user.id)
logger.info(f"Auth request from: {user} {user_obj if user_obj.email is not None else ''}")
if user_obj.email is not None:
await instance.confirm_roles(interaction.user)
# noinspection PyUnresolvedReferences
await interaction.response.send_message(
embed=discord.Embed(
title=f"You are already verified to {user_obj.name} ({user_obj.email})",
description=f"If you would like to verify again [Click here]({oauth_url})",
),
ephemeral=True,
)
else:
# noinspection PyUnresolvedReferences
await interaction.response.send_message(
view=UrlButton(
oauth_url, label="Click here to verify", emoji=instance.get_emoji(753434796063064158)
),
ephemeral=True,
)
@instance.tree.command(name="help", description="Get help from the officers")
async def command_help(interaction: discord.Interaction) -> None:
"""/help"""
# noinspection PyUnresolvedReferences
await interaction.response.send_modal(HelpForm())
@instance.tree.command(name="share", description="Share vapp with group")
@discord.app_commands.autocomplete(vapp=command_share_autocompletion)
async def command_share(interaction: discord.Interaction, vapp: str, who: discord.Role) -> None:
"""/share <vapp> <role>"""
user = await bot.dbc.get_user(interaction.user.id)
if user.ialab_username is None:
# noinspection PyUnresolvedReferences
await interaction.response.send_message(
content="You must be verified to do this! `/verify`", ephemeral=True
)
return
print(f"Request from {user.ialab_username} to share {vapp}")
# vapp_id = None
# if vapp.startswith("vapp-") and len(vapp) == 41:
# # This is inefficient
# if vapp in (await defsecapi.get_vapps_for_owner("", user.ialab_username)).values():
# vapp_id = vapp
# else:
vapp_id = (await defsecapi.get_vapps_for_owner(vapp, user.ialab_username)).get(vapp, None)
if vapp_id is None:
# noinspection PyUnresolvedReferences
await interaction.response.send_message(content=f"Unknown vapp `{vapp}`!", ephemeral=True)
return
logger.info(f"Sharing {vapp} with {who}")
# noinspection PyUnresolvedReferences
await interaction.response.defer(ephemeral=True, thinking=True)
to_share = {member.mention: (await bot.dbc.get_user(member.id)).ialab_username for member in who.members}
if await defsecapi.share_vapp(vapp_id, [iu for iu in to_share.values() if iu is not None]):
await interaction.followup.send(
embed=discord.Embed(
title=f"{interaction.user.display_name} shared `{vapp}` with:",
description="\n".join(
f"{k}: {v if v is not None else '`not verified!`'}" for k, v in to_share.items()
),
),
view=UrlButton(label=f"{vapp}", url=get_vapp_url_from_id(vapp_id)),
ephemeral=False,
)
else:
# noinspection PyUnresolvedReferences
await interaction.followup.send_message(
content=f"Error sharing `{vapp}` with ```{to_share.values()}```!", ephemeral=True
)
@instance.tree.command(name="lesson", description="Deploy a lesson vapp")
@discord.app_commands.autocomplete(template=command_lesson_autocompletion)
async def command_deploy(interaction: discord.Interaction, template: str) -> None:
"""/lesson <template>"""
if (template_id := (await defsecapi.get_lessons(template)).get(template, None)) is not None:
logger.info(f"Deploy button for {template} by {interaction.user}")
# noinspection PyUnresolvedReferences
await interaction.response.send_message(
embed=discord.Embed(title="Click button to deploy lesson"),
view=DeployButtonView(template_id, template),
ephemeral=True,
)
else:
# noinspection PyUnresolvedReferences
await interaction.response.send_message(content=f"Unknown template `{template}`!", ephemeral=True)
# @instance.tree.command(name="deploy_team", description="Deploy vapp to a team")
# @discord.app_commands.autocomplete(template=command_deploy_autocompletion)
# async def command_deploy_team(
# interaction: discord.Interaction,
# template: str,
# team_name: str,
# members: discord.Member,
# ) -> None:
# """/deploy_team deploy vapp to a team of users"""
# if (template_id := await defsecapi.get_template_id(template)) is not None:
# logger.info(f"Deploy button for {template} by {interaction.user}")
#
# users = [await bot.dbc.get_user(m.id) for m in members]
# if None in users:
# await interaction.response.send_message(
# embed=discord.Embed(
# title="No IALab user set for:",
# description="\n".join(members[i].mention for i, u in enumerate(users) if u is None),
# ),
# ephemeral=True,
# )
# return
#
# await interaction.response.defer(ephemeral=True, thinking=True)
#
# vapp_url = await defsecapi.deploy_team(team_name, users=users, template_id=template_id)
# await interaction.followup.send(view=UrlButton(label="Deployed!", url=vapp_url), ephemeral=True)
# else:
# # noinspection PyUnresolvedReferences
# await interaction.response.send_message(content=f"Unknown template `{template}`!", ephemeral=True)
return instance
async def on_ready(self):
"""
Fired when the bot had fully loaded.
Start webserver thread and get all users
"""
logger.info(f"Logged in as {self.user}")
server = await self.loop.create_server(lambda: RedirectReceiver(), "127.0.0.1", self.webserver_port)
logger.info(f"Webserver listening on 127.0.0.1:{self.webserver_port}")
self.loop.create_task(start_webserver(server))
await self.tree.sync()
# Add all known users to the db to get first contact time
known_users = []
for guild in self.guilds:
logger.info(f"Initializing members in {guild}")
async for member in guild.fetch_members(limit=None):
if member.id not in known_users:
known_users.append(member.id)
await self.dbc.add_user(member)
logger.info(f"Total users: {len(known_users)}")
async def on_member_join(self, member: discord.Member) -> None:
"""Fired when a member joins a server"""
logger.info(f"+{member} in {member.guild}")
await self.dbc.add_user(member)
await self.confirm_roles(member)
async def confirm_roles(self, member: discord.Member) -> None:
"""
Check the user's nick and roles and confirm that they are correct.
** Roles are only added
"""
if member is None:
return
user = await self.dbc.get_user(member.id)
if user is None:
logger.critical(f"Tried to verify null user {member} ({member.id})")
return
verify_reason = f"Verified to {user.name} ({user.email})"
if user.name is not None:
try:
await member.edit(nick=user.name, reason=verify_reason)
except discord.errors.Forbidden:
logger.warning(f"Could not set nick for {member} on {member.guild}")
try:
if user.position == "professor":
if (role_id := self.config.instructor_role(member.guild.id)) is not None:
if (role := member.guild.get_role(role_id)) is not None:
await member.add_roles(role, reason=verify_reason)
if (role_id := self.config.instructor_role_remove(member.guild.id)) is not None:
if (role := member.guild.get_role(role_id)) is not None:
await member.remove_roles(role, reason=verify_reason)
if user.position in ["student", "professor"]:
if (role_id := self.config.student_role(member.guild.id)) is not None:
if (role := member.guild.get_role(role_id)) is not None:
await member.add_roles(role, reason=verify_reason)
if (role_id := self.config.student_role_remove(member.guild.id)) is not None:
if (role := member.guild.get_role(role_id)) is not None:
await member.remove_roles(role, reason=verify_reason)
except discord.errors.Forbidden:
logger.warning(f"Could not set roles for {member} on {member.guild}")
async def verify_member(self, state: str, code: str) -> str:
"""
Verify an oauth response
:param state: oauth state code
:param code: oauth authorization code
:return: Status message for user
"""
user_id = await self.dbc.get_state_user_id(state)
if user_id is None:
return "Invalid or expired code 🙁"
access_token = await self.oauth.get_access_token(code)
if access_token is None:
access_token = await self.dbc.get_access_token(code)
if access_token is None:
return "Invalid or expired code 🙁"
# Not enough padding = :( Extra padding = :)
user_info = json.loads(base64.b64decode(access_token.split(".")[1] + "===").decode())
email = user_info["unique_name"]
last_name, first_name = user_info["family_name"], user_info["given_name"]
position = get_position(email)
name = f"{first_name} {last_name}"
username = self.get_user(int(user_id)).name
await self.dbc.update_session(state, code=code, access_token=access_token)
await self.dbc.update_user(user_id, email=email, name=name, position=position, username=username)
with open("verify.log", "a") as log:
log.write(f"{datetime.now()} {username} ({user_id}) => {email}\n")
logger.info(f"Verified {username} ({user_id}) to {email}")
for server_id, server in self.config.servers.items():
try:
member = self.get_guild(int(server_id)).get_member(int(user_id))
except (ValueError, AttributeError):
# User not in server
continue
await self.confirm_roles(member)
try:
if "verify_log" in server:
await self.get_channel(int(server["verify_log"])).send(
f"{position.capitalize()} {name} ({email}) linked {f'external: <@{user_id}>' if member is None else member.mention}"
)
except (ValueError, AttributeError):
logger.warning(f"Could not write to verify log channel {server.get('verify_log', '')} in {server_id}")
return "Verified 👍"
with open("creds.json") as c:
creds = json.load(c)
defsecapi = DefSecApi(host=creds["defsec_api"]["host"], api_key=creds["defsec_api"]["key"])
bot = AuthBot.create_from_creds(creds)
bot.run(creds["token"])