mirror of
https://github.com/ComputerScienceHouse/proxstar.git
synced 2025-03-09 15:40:09 +00:00
683 lines
20 KiB
Python
683 lines
20 KiB
Python
import os
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import json
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import time
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import atexit
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import logging
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import subprocess
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import psutil
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import psycopg2
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# from gunicorn_conf import start_websockify
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import rq_dashboard
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from rq import Queue
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from redis import Redis
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from rq_scheduler import Scheduler
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from sqlalchemy import create_engine
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from sqlalchemy.orm import sessionmaker
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from flask import (
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Flask,
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render_template,
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request,
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redirect,
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session,
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abort,
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url_for,
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jsonify,
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Response,
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)
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import sentry_sdk
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from sentry_sdk.integrations.flask import FlaskIntegration
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from sentry_sdk.integrations.rq import RqIntegration
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from sentry_sdk.integrations.sqlalchemy import SqlalchemyIntegration
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from proxstar.db import (
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Base,
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datetime,
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get_pool_cache,
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renew_vm_expire,
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set_user_usage_limits,
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get_template,
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get_templates,
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get_allowed_users,
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add_ignored_pool,
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delete_ignored_pool,
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add_allowed_user,
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delete_allowed_user,
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get_template_disk,
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set_template_info,
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)
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from proxstar.vnc import (
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send_stop_ssh_tunnel,
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stop_ssh_tunnel,
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add_vnc_target,
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start_ssh_tunnel,
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get_vnc_targets,
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delete_vnc_target,
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stop_websockify,
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open_vnc_session,
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)
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from proxstar.auth import get_auth
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from proxstar.util import gen_password
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from proxstar.starrs import check_hostname, renew_ip
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from proxstar.proxmox import connect_proxmox, get_isos, get_pools, get_ignored_pools
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logging.basicConfig(format='%(asctime)s %(levelname)s %(message)s', level=logging.INFO)
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app = Flask(__name__)
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app.config.from_object(rq_dashboard.default_settings)
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if os.path.exists(os.path.join(app.config.get('ROOT_DIR', os.getcwd()), 'config_local.py')):
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config = os.path.join(app.config.get('ROOT_DIR', os.getcwd()), 'config_local.py')
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else:
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config = os.path.join(app.config.get('ROOT_DIR', os.getcwd()), 'config.py')
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app.config.from_pyfile(config)
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app.config['GIT_REVISION'] = (
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subprocess.check_output(['git', 'rev-parse', '--short', 'HEAD']).decode('utf-8').rstrip()
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)
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# Probably cursed.
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# if 'localhost' in app.config['SERVER_NAME']:
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# print('Server name is localhost. Starting websockify...')
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# start_websockify(app.config['WEBSOCKIFY_PATH'], app.config['WEBSOCKIFY_TARGET_FILE'])
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# Sentry setup
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sentry_sdk.init(
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dsn=app.config['SENTRY_DSN'],
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integrations=[FlaskIntegration(), RqIntegration(), SqlalchemyIntegration()],
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environment=app.config['SENTRY_ENV'],
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)
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if not os.path.exists('proxmox_ssh_key'):
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with open('proxmox_ssh_key', 'w') as ssh_key_file:
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ssh_key_file.write(app.config['PROXMOX_SSH_KEY'])
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ssh_tunnels = []
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auth = get_auth(app)
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redis_conn = Redis(app.config['REDIS_HOST'], app.config['REDIS_PORT'])
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q = Queue(connection=redis_conn, default_timeout=360)
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scheduler = Scheduler(connection=redis_conn)
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engine = create_engine(app.config['SQLALCHEMY_DATABASE_URI'])
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Base.metadata.bind = engine
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DBSession = sessionmaker(bind=engine)
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db = DBSession()
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if app.config['USE_STARRS']:
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starrs = psycopg2.connect(
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"dbname='{}' user='{}' host='{}' password='{}'".format(
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app.config['STARRS_DB_NAME'],
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app.config['STARRS_DB_USER'],
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app.config['STARRS_DB_HOST'],
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app.config['STARRS_DB_PASS'],
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)
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)
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from proxstar.vm import VM
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from proxstar.user import User
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from proxstar.tasks import (
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generate_pool_cache_task,
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process_expiring_vms_task,
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cleanup_vnc_task,
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delete_vm_task,
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create_vm_task,
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setup_template_task,
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)
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if 'generate_pool_cache' not in scheduler:
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logging.info('adding generate pool cache task to scheduler')
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scheduler.schedule(
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id='generate_pool_cache',
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scheduled_time=datetime.datetime.utcnow(),
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func=generate_pool_cache_task,
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interval=90,
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)
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if 'process_expiring_vms' not in scheduler:
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logging.info('adding process expiring VMs task to scheduler')
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scheduler.cron('0 5 * * *', id='process_expiring_vms', func=process_expiring_vms_task)
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# FIXME (willnilges): is this operating in the right container?
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if 'cleanup_vnc' not in scheduler:
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logging.info('adding cleanup VNC task to scheduler')
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scheduler.schedule(
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id='cleanup_vnc',
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scheduled_time=datetime.datetime.utcnow(),
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func=cleanup_vnc_task,
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interval=3600,
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)
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def add_rq_dashboard_auth(blueprint):
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@blueprint.before_request
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@auth.oidc_auth
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def rq_dashboard_auth(*args, **kwargs): # pylint: disable=unused-argument,unused-variable
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if 'rtp' not in session['userinfo']['groups']:
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abort(403)
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rq_dashboard_blueprint = rq_dashboard.blueprint
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add_rq_dashboard_auth(rq_dashboard_blueprint)
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app.register_blueprint(rq_dashboard_blueprint, url_prefix='/rq')
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@app.errorhandler(404)
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def not_found(e):
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try:
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user = User(session['userinfo']['preferred_username'])
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return render_template('404.html', user=user, e=e), 404
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except Exception as e:
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return render_template('404.html', user='chom', e=e), 404
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@app.errorhandler(403)
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def forbidden(e):
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try:
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user = User(session['userinfo']['preferred_username'])
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return render_template('403.html', user=user, e=e), 403
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except Exception as e:
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return render_template('403.html', user='chom', e=e), 403
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@app.route('/')
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@app.route('/user/<string:user_view>')
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@auth.oidc_auth
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def list_vms(user_view=None):
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user = User(session['userinfo']['preferred_username'])
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rtp_view = False
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connect_proxmox()
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if app.config['FORCE_STANDARD_USER']:
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user.rtp = False
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if user_view and not user.rtp:
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abort(403)
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elif user_view and user.rtp:
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user_view = User(user_view)
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vms = user_view.vms
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for pending_vm in user_view.pending_vms:
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vm = next((vm for vm in vms if vm['name'] == pending_vm['name']), None)
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if vm:
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vms[vms.index(vm)]['status'] = pending_vm['status']
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vms[vms.index(vm)]['pending'] = True
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else:
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vms.append(pending_vm)
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rtp_view = user_view.name
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elif user.rtp:
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vms = get_pool_cache(db)
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rtp_view = True
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else:
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if user.active:
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vms = user.vms
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for pending_vm in user.pending_vms:
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vm = next((vm for vm in vms if vm['name'] == pending_vm['name']), None)
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if vm:
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vms[vms.index(vm)]['status'] = pending_vm['status']
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vms[vms.index(vm)]['pending'] = True
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else:
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vms.append(pending_vm)
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else:
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vms = 'INACTIVE'
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return render_template('list_vms.html', user=user, rtp_view=rtp_view, vms=vms)
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@app.route('/isos')
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@auth.oidc_auth
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def isos():
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proxmox = connect_proxmox()
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stored_isos = get_isos(proxmox, app.config['PROXMOX_ISO_STORAGE'])
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return json.dumps({'isos': stored_isos})
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@app.route('/hostname/<string:name>')
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@auth.oidc_auth
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def hostname(name):
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valid, available = check_hostname(starrs, name) if app.config['USE_STARRS'] else (True, True)
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if not valid:
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return 'invalid'
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if not available:
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return 'taken'
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else:
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return 'ok'
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@app.route('/vm/<string:vmid>')
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@auth.oidc_auth
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def vm_details(vmid):
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user = User(session['userinfo']['preferred_username'])
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connect_proxmox()
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if user.rtp or int(vmid) in user.allowed_vms:
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vm = VM(vmid)
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usage_check = user.check_usage(vm.cpu, vm.mem, 0)
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return render_template(
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'vm_details.html',
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user=user,
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vm=vm,
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usage=user.usage,
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limits=user.limits,
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usage_check=usage_check,
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)
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else:
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return abort(403)
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@app.route('/vm/<string:vmid>/power/<string:action>', methods=['POST'])
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@auth.oidc_auth
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def vm_power(vmid, action):
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user = User(session['userinfo']['preferred_username'])
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connect_proxmox()
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if user.rtp or int(vmid) in user.allowed_vms:
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vm = VM(vmid)
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if action == 'start':
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vmconfig = vm.config
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usage_check = user.check_usage(vmconfig['cores'], vmconfig['memory'], 0)
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if usage_check:
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return usage_check
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vm.start()
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elif action == 'stop':
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vm.stop()
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send_stop_ssh_tunnel(vmid)
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elif action == 'shutdown':
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vm.shutdown()
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send_stop_ssh_tunnel(vmid)
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elif action == 'reset':
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vm.reset()
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elif action == 'suspend':
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vm.suspend()
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send_stop_ssh_tunnel(vmid)
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elif action == 'resume':
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vm.resume()
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return '', 200
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else:
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return '', 403
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@app.route('/console/vm/<string:vmid>/stop', methods=['POST'])
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def vm_console_stop(vmid):
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if request.form['token'] == app.config['VNC_CLEANUP_TOKEN']:
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stop_ssh_tunnel(vmid, ssh_tunnels)
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return '', 200
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else:
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return '', 403
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@app.route('/console/vm/<string:vmid>', methods=['POST'])
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@auth.oidc_auth
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def vm_console(vmid):
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user = User(session['userinfo']['preferred_username'])
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connect_proxmox()
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if user.rtp or int(vmid) in user.allowed_vms:
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# import pdb; pdb.set_trace()
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vm = VM(vmid)
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vnc_ticket, vnc_port = open_vnc_session(
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vmid, vm.node, app.config['PROXMOX_USER'], app.config['PROXMOX_PASS']
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)
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node = f'{vm.node}.csh.rit.edu'
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token = add_vnc_target(node, vnc_port)
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# return {'host' : node, 'port' : vnc_port, 'token' : token, 'password' : vnc_ticket}, 200
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return {
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'host': app.config['VNC_HOST'],
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'port': app.config['VNC_PORT'],
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'token': token,
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'password': vnc_ticket,
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}, 200
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else:
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return '', 403
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@app.route('/vm/<string:vmid>/cpu/<int:cores>', methods=['POST'])
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@auth.oidc_auth
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def vm_cpu(vmid, cores):
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user = User(session['userinfo']['preferred_username'])
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connect_proxmox()
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if user.rtp or int(vmid) in user.allowed_vms:
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vm = VM(vmid)
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cur_cores = vm.cpu
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if cores >= cur_cores:
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if vm.qmpstatus in ('running', 'paused'):
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usage_check = user.check_usage(cores - cur_cores, 0, 0)
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else:
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usage_check = user.check_usage(cores, 0, 0)
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if usage_check:
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return usage_check
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vm.set_cpu(cores)
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return '', 200
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else:
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return '', 403
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@app.route('/vm/<string:vmid>/mem/<int:mem>', methods=['POST'])
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@auth.oidc_auth
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def vm_mem(vmid, mem):
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user = User(session['userinfo']['preferred_username'])
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connect_proxmox()
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if user.rtp or int(vmid) in user.allowed_vms:
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vm = VM(vmid)
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cur_mem = vm.mem // 1024
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if mem >= cur_mem:
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if vm.qmpstatus in ('running', 'paused'):
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usage_check = user.check_usage(0, mem - cur_mem, 0)
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else:
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usage_check = user.check_usage(0, mem, 0)
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if usage_check:
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return usage_check
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vm.set_mem(mem * 1024)
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return '', 200
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else:
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return '', 403
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@app.route('/vm/<string:vmid>/disk/<string:disk>/<int:size>', methods=['POST'])
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@auth.oidc_auth
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def vm_disk(vmid, disk, size):
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user = User(session['userinfo']['preferred_username'])
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connect_proxmox()
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if user.rtp or int(vmid) in user.allowed_vms:
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vm = VM(vmid)
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usage_check = user.check_usage(0, 0, size)
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if usage_check:
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return usage_check
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vm.resize_disk(disk, size)
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return '', 200
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else:
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return '', 403
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@app.route('/vm/<string:vmid>/renew', methods=['POST'])
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@auth.oidc_auth
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def vm_renew(vmid):
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user = User(session['userinfo']['preferred_username'])
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connect_proxmox()
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if user.rtp or int(vmid) in user.allowed_vms:
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vm = VM(vmid)
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renew_vm_expire(db, vmid, app.config['VM_EXPIRE_MONTHS'])
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for interface in vm.interfaces:
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if interface[2] != 'No IP' and app.config['USE_STARRS']:
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renew_ip(starrs, interface[2])
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return '', 200
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else:
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return '', 403
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@app.route('/vm/<string:vmid>/eject', methods=['POST'])
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@auth.oidc_auth
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def iso_eject(vmid):
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user = User(session['userinfo']['preferred_username'])
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connect_proxmox()
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if user.rtp or int(vmid) in user.allowed_vms:
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vm = VM(vmid)
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vm.eject_iso()
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return '', 200
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else:
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return '', 403
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@app.route('/vm/<string:vmid>/mount/<string:iso>', methods=['POST'])
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@auth.oidc_auth
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def iso_mount(vmid, iso):
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user = User(session['userinfo']['preferred_username'])
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connect_proxmox()
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if user.rtp or int(vmid) in user.allowed_vms:
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iso = '{}:iso/{}'.format(app.config['PROXMOX_ISO_STORAGE'], iso)
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vm = VM(vmid)
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vm.mount_iso(iso)
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return '', 200
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else:
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return '', 403
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@app.route('/vm/<string:vmid>/delete', methods=['POST'])
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@auth.oidc_auth
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def delete(vmid):
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user = User(session['userinfo']['preferred_username'])
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connect_proxmox()
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if user.rtp or int(vmid) in user.allowed_vms:
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send_stop_ssh_tunnel(vmid)
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# Submit the delete VM task to RQ
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q.enqueue(delete_vm_task, vmid)
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return '', 200
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else:
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return '', 403
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@app.route('/vm/<string:vmid>/boot_order', methods=['POST'])
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@auth.oidc_auth
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def set_boot_order(vmid):
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user = User(session['userinfo']['preferred_username'])
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connect_proxmox()
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if user.rtp or int(vmid) in user.allowed_vms:
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boot_order = []
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for key in sorted(request.form):
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boot_order.append(request.form[key])
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vm = VM(vmid)
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vm.set_boot_order(boot_order)
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return '', 200
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else:
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return '', 403
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@app.route('/vm/create', methods=['GET', 'POST'])
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@auth.oidc_auth
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def create():
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user = User(session['userinfo']['preferred_username'])
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proxmox = connect_proxmox()
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if user.active or user.rtp:
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if request.method == 'GET':
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stored_isos = get_isos(proxmox, app.config['PROXMOX_ISO_STORAGE'])
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pools = get_pools(proxmox, db)
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templates = get_templates(db)
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return render_template(
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'create.html',
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user=user,
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usage=user.usage,
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limits=user.limits,
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percents=user.usage_percent,
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isos=stored_isos,
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pools=pools,
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templates=templates,
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)
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elif request.method == 'POST':
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name = request.form['name'].lower()
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cores = request.form['cores']
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memory = request.form['mem']
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template = request.form['template']
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disk = request.form['disk']
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iso = request.form['iso']
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ssh_key = request.form['ssh_key']
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if iso != 'none':
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iso = '{}:iso/{}'.format(app.config['PROXMOX_ISO_STORAGE'], iso)
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if not user.rtp:
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if template == 'none':
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usage_check = user.check_usage(0, 0, disk)
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else:
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usage_check = user.check_usage(cores, memory, disk)
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username = user.name
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else:
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usage_check = None
|
|
username = request.form['user']
|
|
if usage_check:
|
|
return usage_check
|
|
else:
|
|
valid, available = (
|
|
check_hostname(starrs, name) if app.config['USE_STARRS'] else (True, True)
|
|
)
|
|
|
|
if valid and available:
|
|
if template == 'none':
|
|
q.enqueue(
|
|
create_vm_task,
|
|
username,
|
|
name,
|
|
cores,
|
|
memory,
|
|
disk,
|
|
iso,
|
|
job_timeout=300,
|
|
)
|
|
else:
|
|
q.enqueue(
|
|
setup_template_task,
|
|
template,
|
|
name,
|
|
username,
|
|
ssh_key,
|
|
cores,
|
|
memory,
|
|
job_timeout=600,
|
|
)
|
|
return '', 200
|
|
return '', 200
|
|
return None
|
|
else:
|
|
return '', 403
|
|
|
|
|
|
@app.route('/limits/<string:user>', methods=['POST'])
|
|
@auth.oidc_auth
|
|
def set_limits(user):
|
|
if 'rtp' in session['userinfo']['groups']:
|
|
cpu = request.form['cpu']
|
|
mem = request.form['mem']
|
|
disk = request.form['disk']
|
|
set_user_usage_limits(db, user, cpu, mem, disk)
|
|
return '', 200
|
|
else:
|
|
return '', 403
|
|
|
|
|
|
@app.route('/user/<string:user>/delete', methods=['POST'])
|
|
@auth.oidc_auth
|
|
def delete_user(user):
|
|
if 'rtp' in session['userinfo']['groups']:
|
|
connect_proxmox()
|
|
User(user).delete()
|
|
return '', 200
|
|
else:
|
|
return '', 403
|
|
|
|
|
|
@app.route('/settings')
|
|
@auth.oidc_auth
|
|
def settings():
|
|
user = User(session['userinfo']['preferred_username'])
|
|
if user.rtp:
|
|
templates = get_templates(db)
|
|
db_ignored_pools = get_ignored_pools(db)
|
|
db_allowed_users = get_allowed_users(db)
|
|
return render_template(
|
|
'settings.html',
|
|
user=user,
|
|
templates=templates,
|
|
ignored_pools=db_ignored_pools,
|
|
allowed_users=db_allowed_users,
|
|
)
|
|
else:
|
|
return abort(403)
|
|
|
|
|
|
@app.route('/pool/<string:pool>/ignore', methods=['POST', 'DELETE'])
|
|
@auth.oidc_auth
|
|
def ignored_pools(pool):
|
|
if 'rtp' in session['userinfo']['groups']:
|
|
if request.method == 'POST':
|
|
add_ignored_pool(db, pool)
|
|
elif request.method == 'DELETE':
|
|
delete_ignored_pool(db, pool)
|
|
return '', 200
|
|
else:
|
|
return '', 403
|
|
|
|
|
|
@app.route('/user/<string:user>/allow', methods=['POST', 'DELETE'])
|
|
@auth.oidc_auth
|
|
def allowed_users(user):
|
|
if 'rtp' in session['userinfo']['groups']:
|
|
if request.method == 'POST':
|
|
add_allowed_user(db, user)
|
|
elif request.method == 'DELETE':
|
|
delete_allowed_user(db, user)
|
|
return '', 200
|
|
else:
|
|
return '', 403
|
|
|
|
|
|
@app.route('/console/cleanup', methods=['POST'])
|
|
def cleanup_vnc():
|
|
if request.form['token'] == app.config['VNC_CLEANUP_TOKEN']:
|
|
print('Cleaning up targets file...')
|
|
with open(app.config['WEBSOCKIFY_TARGET_FILE'], 'w') as targets:
|
|
targets.truncate()
|
|
return '', 200
|
|
print("Got bad cleanup request")
|
|
return '', 403
|
|
# if request.form['token'] == app.config['VNC_CLEANUP_TOKEN']:
|
|
# for target in get_vnc_targets():
|
|
# tunnel = next(
|
|
# (tunnel for tunnel in ssh_tunnels if tunnel.local_bind_port == int(target['port'])),
|
|
# None,
|
|
# )
|
|
# if tunnel:
|
|
# if not next(
|
|
# (
|
|
# conn
|
|
# for conn in psutil.net_connections()
|
|
# if conn.laddr[1] == int(target['port']) and conn.status == 'ESTABLISHED'
|
|
# ),
|
|
# None,
|
|
# ):
|
|
# try:
|
|
# tunnel.stop()
|
|
# except:
|
|
# pass
|
|
# ssh_tunnels.remove(tunnel)
|
|
# delete_vnc_target(target['port'])
|
|
# return '', 200
|
|
# else:
|
|
# return '', 403
|
|
|
|
|
|
@app.route('/template/<string:template_id>/disk')
|
|
@auth.oidc_auth
|
|
def template_disk(template_id):
|
|
if template_id == 'none':
|
|
return '0'
|
|
return get_template_disk(db, template_id)
|
|
|
|
|
|
@app.route('/template/<string:template_id>/edit', methods=['POST'])
|
|
@auth.oidc_auth
|
|
def template_edit(template_id):
|
|
if 'rtp' in session['userinfo']['groups']:
|
|
name = request.form['name']
|
|
disk = request.form['disk']
|
|
set_template_info(db, template_id, name, disk)
|
|
return '', 200
|
|
else:
|
|
return '', 403
|
|
|
|
|
|
@app.route('/logout')
|
|
@auth.oidc_logout
|
|
def logout():
|
|
return redirect(url_for('list_vms'), 302)
|
|
|
|
|
|
@app.route('/health')
|
|
def health():
|
|
"""
|
|
Shows an ok status if the application is up and running
|
|
"""
|
|
return jsonify({'status': 'ok'})
|
|
|
|
|
|
def exit_handler():
|
|
stop_websockify()
|
|
for tunnel in ssh_tunnels:
|
|
try:
|
|
tunnel.stop()
|
|
except:
|
|
pass
|
|
|
|
|
|
atexit.register(exit_handler)
|
|
|
|
if __name__ == '__main__':
|
|
app.run(threaded=False)
|