Files
routstr-core/router/core/admin.py
T
2025-08-02 14:04:37 -03:00

406 lines
15 KiB
Python

import os
from datetime import datetime, timezone
from fastapi import APIRouter, HTTPException, Request
from fastapi.responses import HTMLResponse
from pydantic import BaseModel
from sqlmodel import select
from ..wallet import get_balance, send_token
from .db import ApiKey, create_session
admin_router = APIRouter(prefix="/admin", include_in_schema=False)
class WithdrawRequest(BaseModel):
amount: int
def login_form() -> str:
return """<!DOCTYPE html>
<html>
<head>
<style>
body {
font-family: Arial, sans-serif;
display: flex;
justify-content: center;
align-items: center;
height: 100vh;
margin: 0;
}
form {
display: flex;
flex-direction: column;
gap: 10px;
}
input[type="password"] {
padding: 8px;
}
button {
padding: 8px;
cursor: pointer;
}
</style>
<script>
function handleSubmit(e) {
e.preventDefault();
const password = document.getElementById('password').value;
document.cookie = `admin_password=${password}; path=/; max-age=86400`;
window.location.reload();
}
</script>
</head>
<body>
<form onsubmit="handleSubmit(event)">
<input type="password" id="password" placeholder="Admin Password" required>
<button type="submit">Login</button>
</form>
</body>
</html>
"""
def info(content: str) -> str:
return f"""<!DOCTYPE html>
<html>
<head>
<style>
body {{
font-family: Arial, sans-serif;
display: flex;
justify-content: center;
align-items: center;
height: 100vh;
margin: 0;
}}
</style>
</head>
<body>
<div style="text-align: center;">
{content}
</div>
</body>
</html>
"""
def admin_auth() -> str:
if os.getenv("ADMIN_PASSWORD", "") == "":
return info("Please set a secure ADMIN_PASSWORD= in your ENV variables.")
else:
return login_form()
async def dashboard(request: Request) -> str:
# fetch cashu / api-key data from database
async with create_session() as session:
result = await session.exec(select(ApiKey))
api_keys = result.all()
api_keys_table_rows = []
for key in api_keys:
expiry_time_utc = (
datetime.fromtimestamp(key.key_expiry_time, tz=timezone.utc)
if key.key_expiry_time is not None
else None
)
expiry_time_human_readable = (
expiry_time_utc.strftime("%Y-%m-%d %H:%M:%S") if expiry_time_utc else ""
)
api_keys_table_rows.append(
f"<tr><td>{key.hashed_key}</td><td>{key.balance}</td><td>{key.total_spent}</td><td>{key.total_requests}</td><td>{key.refund_address}</td><td>{'{} ({} UTC)'.format(key.key_expiry_time, expiry_time_human_readable) if key.key_expiry_time else key.key_expiry_time}</td></tr>"
)
# Calculate the total balance of all API keys using integer arithmetic to
# avoid rounding issues.
total_user_balance = sum(key.balance for key in api_keys) // 1000
# Fetch balance from cashu
current_balance = await get_balance("sat")
owner_balance = current_balance - total_user_balance
return f"""<!DOCTYPE html>
<html>
<head>
<style>
table {{
width: 100%;
border-collapse: collapse;
}}
th, td {{
border: 1px solid black;
padding: 8px;
text-align: left;
}}
button {{
padding: 8px 16px;
cursor: pointer;
background-color: #007bff;
color: white;
border: none;
border-radius: 4px;
margin-right: 10px;
}}
button:hover {{
background-color: #0056b3;
}}
button:disabled {{
background-color: #6c757d;
cursor: not-allowed;
}}
#token-result {{
margin-top: 20px;
padding: 15px;
background-color: #f8f9fa;
border: 1px solid #dee2e6;
border-radius: 4px;
word-break: break-all;
display: none;
max-width: 100%;
}}
#token-text {{
font-family: monospace;
font-size: 12px;
background-color: #e9ecef;
padding: 10px;
border-radius: 4px;
margin: 10px 0;
}}
.copy-btn {{
background-color: #28a745;
padding: 4px 8px;
font-size: 12px;
}}
.copy-btn:hover {{
background-color: #1e7e34;
}}
.refresh-btn {{
background-color: #ffc107;
color: black;
}}
.refresh-btn:hover {{
background-color: #e0a800;
}}
.modal {{
display: none;
position: fixed;
z-index: 1;
left: 0;
top: 0;
width: 100%;
height: 100%;
background-color: rgba(0,0,0,0.4);
}}
.modal-content {{
background-color: #fefefe;
margin: 15% auto;
padding: 20px;
border: 1px solid #888;
width: 300px;
border-radius: 8px;
text-align: center;
}}
.close {{
color: #aaa;
float: right;
font-size: 28px;
font-weight: bold;
cursor: pointer;
}}
.close:hover {{
color: black;
}}
input[type="number"] {{
width: 100%;
padding: 8px;
margin: 10px 0;
border: 1px solid #ddd;
border-radius: 4px;
}}
.warning {{
color: #dc3545;
font-weight: bold;
margin: 10px 0;
}}
</style>
<script>
function openWithdrawModal() {{
const modal = document.getElementById('withdraw-modal');
const amountInput = document.getElementById('withdraw-amount');
amountInput.value = {owner_balance};
modal.style.display = 'block';
}}
function closeWithdrawModal() {{
const modal = document.getElementById('withdraw-modal');
modal.style.display = 'none';
}}
function checkAmount() {{
const amount = parseInt(document.getElementById('withdraw-amount').value);
const warning = document.getElementById('withdraw-warning');
const ownerBalance = {owner_balance};
if (amount > ownerBalance && amount <= {current_balance}) {{
warning.style.display = 'block';
}} else {{
warning.style.display = 'none';
}}
}}
async function performWithdraw() {{
const amount = parseInt(document.getElementById('withdraw-amount').value);
const button = document.getElementById('confirm-withdraw-btn');
const tokenResult = document.getElementById('token-result');
if (!amount || amount <= 0) {{
alert('Please enter a valid amount');
return;
}}
if (amount > {current_balance}) {{
alert('Amount exceeds wallet balance');
return;
}}
button.disabled = true;
button.textContent = 'Withdrawing...';
try {{
const response = await fetch('/admin/withdraw', {{
method: 'POST',
headers: {{
'Content-Type': 'application/json',
}},
credentials: 'same-origin',
body: JSON.stringify({{ amount: amount }})
}});
if (response.ok) {{
const data = await response.json();
document.getElementById('token-text').textContent = data.token;
tokenResult.style.display = 'block';
closeWithdrawModal();
}} else {{
const errorData = await response.json();
alert('Failed to withdraw balance: ' + (errorData.detail || 'Unknown error'));
}}
}} catch (error) {{
alert('Error: ' + error.message);
}} finally {{
button.disabled = false;
button.textContent = 'Withdraw';
}}
}}
function copyToken() {{
const tokenText = document.getElementById('token-text');
navigator.clipboard.writeText(tokenText.textContent).then(() => {{
const copyBtn = document.getElementById('copy-btn');
const originalText = copyBtn.textContent;
copyBtn.textContent = 'Copied!';
setTimeout(() => {{
copyBtn.textContent = originalText;
}}, 2000);
}}).catch(err => {{
alert('Failed to copy token');
}});
}}
function refreshPage() {{
window.location.reload();
}}
window.onclick = function(event) {{
const modal = document.getElementById('withdraw-modal');
if (event.target == modal) {{
closeWithdrawModal();
}}
}}
</script>
</head>
<body>
<h1>Admin Dashboard</h1>
<h2>Current Cashu Balance</h2>
<p>Your Balance: {owner_balance} sats</p>
<p>The balance is calculated by subtracting the combined user balance from the total Cashu wallet balance.</p>
<p>Total Cashu Balance: {current_balance} sats</p>
<p>User Balance: {total_user_balance} sats</p>
<button id="withdraw-btn" onclick="openWithdrawModal()" {"disabled" if current_balance <= 0 else ""}>
Withdraw Balance
</button>
<button class="refresh-btn" onclick="refreshPage()">
Refresh Dashboard
</button>
<div id="withdraw-modal" class="modal">
<div class="modal-content">
<span class="close" onclick="closeWithdrawModal()">&times;</span>
<h3>Withdraw Balance</h3>
<p>Enter amount to withdraw (sats):</p>
<input type="number" id="withdraw-amount" min="1" max="{current_balance}" placeholder="Amount in sats" oninput="checkAmount()">
<p>Maximum: {current_balance} sats</p>
<p>Your recommended balance: {owner_balance} sats</p>
<div id="withdraw-warning" class="warning" style="display: none;">
⚠️ Warning: Withdrawing more than your balance will use user funds!
</div>
<button id="confirm-withdraw-btn" onclick="performWithdraw()">Withdraw</button>
<button onclick="closeWithdrawModal()" style="background-color: #6c757d;">Cancel</button>
</div>
</div>
<div id="token-result">
<strong>Withdrawal Token:</strong>
<div id="token-text"></div>
<button id="copy-btn" class="copy-btn" onclick="copyToken()">Copy Token</button>
<p><em>Save this token! It represents your withdrawn balance.</em></p>
</div>
<h2>User's API Keys</h2>
<table>
<tr>
<th>Hashed Key</th>
<th>Balance (mSats)</th>
<th>Total Spent (mSats)</th>
<th>Total Requests</th>
<th>Refund Address</th>
<th>Refund Time</th>
</tr>
{"".join(api_keys_table_rows)}
</table>
</body>
</html>
"""
@admin_router.get("/", response_class=HTMLResponse)
async def admin(request: Request) -> str:
admin_cookie = request.cookies.get("admin_password")
if admin_cookie and admin_cookie == os.getenv("ADMIN_PASSWORD"):
return await dashboard(request)
return admin_auth()
@admin_router.post("/withdraw")
async def withdraw(
request: Request, withdraw_request: WithdrawRequest
) -> dict[str, str]:
admin_cookie = request.cookies.get("admin_password")
if not admin_cookie or admin_cookie != os.getenv("ADMIN_PASSWORD"):
raise HTTPException(status_code=403, detail="Unauthorized")
current_balance = await get_balance("sat")
if withdraw_request.amount <= 0:
raise HTTPException(
status_code=400, detail="Withdrawal amount must be positive"
)
if withdraw_request.amount > current_balance:
raise HTTPException(status_code=400, detail="Insufficient wallet balance")
token = await send_token(withdraw_request.amount, "sat")
return {"token": token}