Files
palladium-stack/web-dashboard/app.py

379 lines
12 KiB
Python

#!/usr/bin/env python3
"""
Web Dashboard API for Palladium Node and ElectrumX Server Statistics
"""
from flask import Flask, jsonify, render_template, request
from flask_cors import CORS
import requests
import json
import os
import time
from datetime import datetime
import psutil
import socket
app = Flask(__name__)
CORS(app)
# Configuration
PALLADIUM_RPC_HOST = os.getenv('PALLADIUM_RPC_HOST', 'palladiumd')
PALLADIUM_RPC_PORT = int(os.getenv('PALLADIUM_RPC_PORT', '2332'))
ELECTRUMX_RPC_HOST = os.getenv('ELECTRUMX_RPC_HOST', 'electrumx')
ELECTRUMX_RPC_PORT = int(os.getenv('ELECTRUMX_RPC_PORT', '8000'))
# Read RPC credentials from palladium.conf
def get_rpc_credentials():
"""Read RPC credentials from palladium.conf"""
try:
conf_path = '/palladium-config/palladium.conf'
rpc_user = None
rpc_password = None
with open(conf_path, 'r') as f:
for line in f:
line = line.strip()
if line.startswith('rpcuser='):
rpc_user = line.split('=', 1)[1]
elif line.startswith('rpcpassword='):
rpc_password = line.split('=', 1)[1]
return rpc_user, rpc_password
except Exception as e:
print(f"Error reading RPC credentials: {e}")
return None, None
def palladium_rpc_call(method, params=None):
"""Make RPC call to Palladium node"""
if params is None:
params = []
rpc_user, rpc_password = get_rpc_credentials()
if not rpc_user or not rpc_password:
return None
url = f"http://{PALLADIUM_RPC_HOST}:{PALLADIUM_RPC_PORT}"
headers = {'content-type': 'application/json'}
payload = {
"jsonrpc": "2.0",
"id": "dashboard",
"method": method,
"params": params
}
try:
response = requests.post(
url,
auth=(rpc_user, rpc_password),
data=json.dumps(payload),
headers=headers,
timeout=10
)
if response.status_code == 200:
result = response.json()
return result.get('result')
return None
except Exception as e:
print(f"RPC call error ({method}): {e}")
return None
def get_electrumx_stats():
"""Get ElectrumX statistics via Electrum protocol and system info"""
try:
import socket
import json
import subprocess
from datetime import datetime
stats = {
'server_version': 'Unknown',
'protocol_min': '',
'protocol_max': '',
'genesis_hash': '',
'hash_function': '',
'pruning': None,
'sessions': 0,
'requests': 0,
'subs': 0,
'uptime': 0,
'db_size': 0,
'tcp_port': 50001,
'ssl_port': 50002,
'server_ip': 'Unknown'
}
# Get server IP address
try:
# Try to get public IP from external service
response = requests.get('https://api.ipify.org?format=json', timeout=3)
if response.status_code == 200:
stats['server_ip'] = response.json().get('ip', 'Unknown')
else:
# Fallback to local IP
s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
s.connect(("8.8.8.8", 80))
stats['server_ip'] = s.getsockname()[0]
s.close()
except Exception as e:
print(f"IP detection error: {e}")
# Last fallback: get hostname IP
try:
stats['server_ip'] = socket.gethostbyname(socket.gethostname())
except:
stats['server_ip'] = 'Unknown'
# Get server features via Electrum protocol
try:
sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
sock.settimeout(5)
sock.connect((ELECTRUMX_RPC_HOST, 50001))
request = {
"jsonrpc": "2.0",
"id": 1,
"method": "server.features",
"params": []
}
sock.send((json.dumps(request) + '\n').encode())
response = sock.recv(4096).decode()
sock.close()
data = json.loads(response)
if 'result' in data:
result = data['result']
stats['server_version'] = result.get('server_version', 'Unknown')
stats['protocol_min'] = result.get('protocol_min', '')
stats['protocol_max'] = result.get('protocol_max', '')
stats['genesis_hash'] = result.get('genesis_hash', '')[:16] + '...'
stats['hash_function'] = result.get('hash_function', '')
stats['pruning'] = result.get('pruning')
except Exception as e:
print(f"ElectrumX protocol error: {e}")
# Try to get container stats via Docker
try:
# Get container uptime
result = subprocess.run(
['docker', 'inspect', 'electrumx-server', '--format', '{{.State.StartedAt}}'],
capture_output=True,
text=True,
timeout=2
)
if result.returncode == 0:
started_at = result.stdout.strip()
# Parse and calculate uptime
from dateutil import parser
start_time = parser.parse(started_at)
uptime_seconds = int((datetime.now(start_time.tzinfo) - start_time).total_seconds())
stats['uptime'] = uptime_seconds
except Exception as e:
print(f"Docker uptime error: {e}")
# Try to estimate DB size from data directory
try:
result = subprocess.run(
['docker', 'exec', 'electrumx-server', 'du', '-sb', '/data'],
capture_output=True,
text=True,
timeout=5
)
if result.returncode == 0:
db_size = int(result.stdout.split()[0])
stats['db_size'] = db_size
except Exception as e:
print(f"DB size error: {e}")
# Count active connections (TCP sessions)
try:
result = subprocess.run(
['docker', 'exec', 'electrumx-server', 'sh', '-c',
'netstat -an 2>/dev/null | grep ":50001.*ESTABLISHED" | wc -l'],
capture_output=True,
text=True,
timeout=2
)
if result.returncode == 0:
sessions = int(result.stdout.strip())
stats['sessions'] = sessions
except Exception as e:
print(f"Sessions count error: {e}")
return stats
except Exception as e:
print(f"ElectrumX stats error: {e}")
return None
@app.route('/')
def index():
"""Serve main dashboard page"""
return render_template('index.html')
@app.route('/peers')
def peers():
"""Serve peers page"""
return render_template('peers.html')
@app.route('/api/palladium/info')
def palladium_info():
"""Get Palladium node blockchain info"""
try:
blockchain_info = palladium_rpc_call('getblockchaininfo')
network_info = palladium_rpc_call('getnetworkinfo')
mining_info = palladium_rpc_call('getmininginfo')
peer_info = palladium_rpc_call('getpeerinfo')
mempool_info = palladium_rpc_call('getmempoolinfo')
data = {
'blockchain': blockchain_info or {},
'network': network_info or {},
'mining': mining_info or {},
'peers': len(peer_info) if peer_info else 0,
'mempool': mempool_info or {},
'timestamp': datetime.now().isoformat()
}
return jsonify(data)
except Exception as e:
return jsonify({'error': str(e)}), 500
@app.route('/api/palladium/peers')
def palladium_peers():
"""Get detailed peer information"""
try:
peer_info = palladium_rpc_call('getpeerinfo')
if not peer_info:
return jsonify({'peers': []})
peers_data = []
for peer in peer_info:
peers_data.append({
'addr': peer.get('addr', 'Unknown'),
'inbound': peer.get('inbound', False),
'version': peer.get('subver', 'Unknown'),
'conntime': peer.get('conntime', 0),
'bytessent': peer.get('bytessent', 0),
'bytesrecv': peer.get('bytesrecv', 0)
})
return jsonify({
'peers': peers_data,
'total': len(peers_data),
'timestamp': datetime.now().isoformat()
})
except Exception as e:
return jsonify({'error': str(e)}), 500
@app.route('/api/palladium/blocks/recent')
def recent_blocks():
"""Get recent blocks information"""
try:
blockchain_info = palladium_rpc_call('getblockchaininfo')
if not blockchain_info:
return jsonify({'error': 'Cannot get blockchain info'}), 500
current_height = blockchain_info.get('blocks', 0)
blocks = []
# Get last 10 blocks
for i in range(min(10, current_height)):
height = current_height - i
block_hash = palladium_rpc_call('getblockhash', [height])
if block_hash:
block = palladium_rpc_call('getblock', [block_hash])
if block:
blocks.append({
'height': height,
'hash': block_hash,
'time': block.get('time'),
'size': block.get('size'),
'tx_count': len(block.get('tx', []))
})
return jsonify({'blocks': blocks})
except Exception as e:
return jsonify({'error': str(e)}), 500
@app.route('/api/electrumx/stats')
def electrumx_stats():
"""Get ElectrumX server statistics"""
try:
stats = get_electrumx_stats()
if stats:
# Get additional info from logs if available
try:
# Try to get container stats
import subprocess
result = subprocess.run(
['docker', 'exec', 'electrumx-server', 'sh', '-c',
'ps aux | grep electrumx_server | grep -v grep'],
capture_output=True,
text=True,
timeout=2
)
if result.returncode == 0:
# Process is running, add placeholder stats
stats['status'] = 'running'
stats['sessions'] = 0 # Will show 0 for now
stats['requests'] = 0
stats['subs'] = 0
except:
pass
return jsonify({
'stats': stats,
'timestamp': datetime.now().isoformat()
})
return jsonify({'error': 'Cannot connect to ElectrumX'}), 500
except Exception as e:
return jsonify({'error': str(e)}), 500
@app.route('/api/system/resources')
def system_resources():
"""Get system resource usage"""
try:
cpu_percent = psutil.cpu_percent(interval=1)
memory = psutil.virtual_memory()
disk = psutil.disk_usage('/')
data = {
'cpu': {
'percent': cpu_percent,
'count': psutil.cpu_count()
},
'memory': {
'total': memory.total,
'used': memory.used,
'percent': memory.percent
},
'disk': {
'total': disk.total,
'used': disk.used,
'percent': disk.percent
},
'timestamp': datetime.now().isoformat()
}
return jsonify(data)
except Exception as e:
return jsonify({'error': str(e)}), 500
@app.route('/api/health')
def health():
"""Health check endpoint"""
palladium_ok = palladium_rpc_call('getblockchaininfo') is not None
electrumx_ok = get_electrumx_stats() is not None
return jsonify({
'status': 'healthy' if (palladium_ok and electrumx_ok) else 'degraded',
'services': {
'palladium': 'up' if palladium_ok else 'down',
'electrumx': 'up' if electrumx_ok else 'down'
},
'timestamp': datetime.now().isoformat()
})
if __name__ == '__main__':
app.run(host='0.0.0.0', port=8080, debug=False)