proxadmin/app/vmanager/routes.py

285 lines
12 KiB
Python

from flask import jsonify, render_template, abort, redirect, url_for, abort, flash, request, current_app, make_response, g
from flask_login import login_required, login_user, logout_user, current_user
from flask_sqlalchemy import get_debug_queries
from . import vmanager
from .forms import ActivateForm
from .. import db, csrf
from ..email import send_email
from ..models import User, Permission, Transaction, Order, Deployment, PubVLAN, Service, Region, Server, Address, Domain, SupportTopic, contact_proxmaster
from ..decorators import admin_required, permission_required
import json
import base64
import string
import random
from datetime import datetime, timedelta, date, time
from dateutil.relativedelta import relativedelta
import ast
import time
def randstr(n):
return ''.join(random.SystemRandom().choice(string.ascii_lowercase + string.digits) for _ in range(n))
@vmanager.after_app_request
def after_request(response):
for query in get_debug_queries():
if query.duration >= current_app.config['SLOW_DB_QUERY_TIME']:
current_app.logger.warning('Slow query: %s\nParameters: %s\nDuration: %fs\nContext: %s\n' % (query.statement, query.parameters, query.duration, query.context))
return response
@vmanager.route('/slavetables', methods=['POST'])
@csrf.exempt
def slavetables():
postdata = request.get_json()
if postdata['passphrase'] == 'batkataisthebest1':
selected_slave = Server.query.filter_by(name=str(postdata['slavename'])).first()
if selected_slave == None:
return jsonify({'status': 'slave_not_found'})
addrlist = {}
try:
deploylist = selected_slave.inv_deployments.all()
for deploy in deploylist:
pubvlanlist = deploy.inv_pubvlans.all()
for pubvlan in pubvlanlist:
if pubvlan.pubaddr != None:
addrlist[str(pubvlan.pubaddr.ip)] = str(pubvlan.vlan_id)
addrlist['status'] = 'ok'
except:
addrlist['status'] = 'tables_gen_error'
return jsonify(addrlist)
@vmanager.route('/vmcreate/<int:orderid>', methods=['GET', 'POST'])
@login_required
@admin_required
def vmcreate(orderid):
from flask_wtf import FlaskForm
from wtforms import validators, RadioField, SubmitField
from sqlalchemy.sql.expression import func, select
order = Order.query.filter_by(pid=int(orderid)).first()
if order == None:
abort(403)
servers = Server.query.filter_by(region_id=int(order.region_id)).all()
serverchoices = []
for server in servers:
serverchoice = (str(server.pid), str(server.name))
serverchoices.append(serverchoice)
#TODO: check api for happiness and preselect suggested slave
#happyslave = '2' #warrior in our case
happyslave = '1'
rand_pub_addr = Address.query.filter_by(region_id=int(order.region_id)).filter_by(reserved=False).filter_by(pubvlan_id=None).order_by(func.random()).first()
if rand_pub_addr == None:
flash('No free addresses in the selected region')
return redirect(url_for('admin.list_addresses'))
class SlaveForm(FlaskForm):
slaveswitcher = RadioField('Select Slave Server', [validators.Required()], choices=serverchoices, default=happyslave)
submit = SubmitField('Create')
form = SlaveForm()
if form.validate_on_submit():
selectedslaveswitch = form.slaveswitcher.data
selectedslave = Server.query.filter_by(pid=int(selectedslaveswitch)).first()
data = { 'clientid': str(order.user_id),
'clientemail': str(order.owner.email),
'hostname': 'c' + str(order.user_id) + '-' + str(order.parameter1),
'slave': str(selectedslave.name),
'region': str(order.region.name),
'type': 'kvm',
'cpu': str(int(float(order.parameter2))),
'mem': str(int(float(order.parameter3))),
'hdd': str(int(float(order.parameter4))),
'net0if': 'vmbr7'
}
try:
query = contact_proxmaster(data, 'create')
except:
flash('Region not available! Please try again later...')
return redirect(url_for('panel.dashboard'))
if query['status'] == 'kvm_created':
selected_slave = Server.query.filter_by(name=query['slave']).first()
#create new topic
new_topic = SupportTopic(hashtag='deploy-' + str(query['unit_id']))
db.session.add(new_topic)
db.session.commit()
deployment = Deployment(user_id=order.user_id, machine_alias=str(order.parameter1), period=1, machine_id=query['unit_id'], machine_cpu=data['cpu'], machine_mem=data['mem'], machine_hdd=data['hdd'], enabled=True, protected=False, daysleft=15, warning=True, discount=0, server_id=int(selected_slave.pid), topic_id=int(new_topic.pid))
db.session.add(deployment)
db.session.commit()
new_vlan = PubVLAN(deploy_id=int(deployment.pid), vlan_id=int(query['vlanid']))
db.session.add(new_vlan)
db.session.commit()
rand_pub_addr.pubvlan_id = new_vlan.pid
rand_pub_addr.user_id = order.user_id
db.session.commit()
order.status = 'accepted'
db.session.commit()
flash('A new deployment is created successfully in region "{}".'.format(str(order.region.description)))
return redirect(url_for('panel.dashboard'))
else:
flash('Deployment could not be created! Please try again later...')
return redirect(url_for('panel.dashboard'))
return render_template('vmanager/create.html', form=form, order=order)
@vmanager.route('/vmremove/<int:unit_id>', methods=['GET', 'POST'])
@login_required
@admin_required
def remove(unit_id=0):
data = { 'unit_id': int(unit_id),
'type': 'kvm' }
deploy = Deployment.query.filter_by(machine_id=int(unit_id)).first()
if current_user.is_administrator():
if deploy.protected is not True:
try:
query = contact_proxmaster(data, 'status')
if query['status'] == 'UNREACHABLE':
flash('Physical machine is not reachable. Cannot be deleted from the database')
return redirect(url_for('admin.list_archive'))
if query['status'] == 'running':
query = contact_proxmaster(data, 'stop')
flash('Machine {} force stopped'.format(unit_id))
time.sleep(7)
#pubvlans depends on deploy as foreign key so delete them first
for pubvlan in deploy.inv_pubvlans:
#clean public addr assignment
if pubvlan.pubaddr != None:
pubvlan.pubaddr.pubvlan_id = None
pubvlan.pubaddr.user_id = None
db.session.commit()
db.session.delete(pubvlan)
db.session.commit()
query = contact_proxmaster(data, 'remove')
flash('Machine {} terminated'.format(unit_id))
deploy.deleted = True
deploy.enabled = False
deploy.warning = False
db.session.commit()
except Exception as e:
current_app.logger.error(e)
flash('Cannot delete machine {}'.format(unit_id))
return redirect(url_for('admin.list_archive'))
else:
current_app.logger.warning('Deployment id:{} is protected! Cannot be removed'.format(unit_id))
else:
current_app.logger.warning('[WARNING] Unauthorized attempt to remove Deployment id:{}'.format(unit_id))
abort(404)
@vmanager.route('/activate/<int:itemid>', methods=['GET', 'POST'])
@login_required
def activate(itemid=0):
result = current_user.inv_deployments.filter_by(deleted=False).all()
inventory = []
for invcls in result:
inventory.extend([invcls.machine_id])
if current_user.is_administrator():
current_app.logger.warning('[ADMIN] Access override for deployment id:{}'.format(itemid))
elif not itemid in inventory:
current_app.logger.error('[{}] Access violation with deployment id: {}'.format(current_user.email, itemid))
abort(403)
deploy = Deployment.query.filter_by(machine_id=itemid).first()
if deploy is None:
abort(404)
if deploy.enabled == True and deploy.warning == False:
abort(403)
cpu_cost = deploy.machine_cpu * current_app.config['CPU_RATIO']
mem_cost = ( deploy.machine_mem / 1024 ) * current_app.config['MEM_RATIO']
hdd_cost = deploy.machine_hdd * current_app.config['HDD_RATIO']
tpm = cpu_cost + mem_cost + hdd_cost
discount = round(( tpm * deploy.discount ) / 100)
ppm = round(tpm - discount)
#default period = 1 for virgin deployments
if deploy.period is None:
form = ActivateForm(period=1)
total = ppm * 1
else:
form = ActivateForm(period=int(deploy.period))
total = ppm * deploy.period
owner = deploy.owner
if owner.confirmed and form.validate_on_submit():
total = ppm * form.period.data
if owner.wallet < total:
flash('Activation costs {} {}. Insufficient Funds'.format(total, owner.currency), 'danger')
if current_user.is_administrator():
return redirect(url_for('admin.list_users'))
else:
return redirect(url_for('uinvoice.transactions'))
current_app.logger.info('[{}] Charge deployment: {}'.format(owner.email, deploy.machine_id))
today = datetime.utcnow()
expiry = today + relativedelta(today, months=+(form.period.data))
daysleft = expiry - today
extradays = relativedelta(today, days=+(deploy.daysleft))
deploy.date_last_charge = today + extradays
deploy.period = form.period.data
deploy.daysleft = daysleft.days + extradays.days
deploy.warning = False
deploy.enabled = True
deploy.protected = True
db.session.commit()
email_content = 'Deployment {} is activated for {} month(s). It will expire at {}'.format(str(deploy.machine_alias), form.period.data, str((expiry + extradays).strftime('%c')))
send_email(current_app.config['MAIL_USERNAME'], str(email_content), 'email/adm_logger', user=owner, content=str(email_content))
send_email(str(owner.email), str(email_content), 'email/client_logger', content=str(email_content))
transaction = Transaction(user_id=int(owner.pid), description=str(email_content), value=-total)
db.session.add(transaction)
db.session.commit()
owner.wallet = owner.wallet - total
db.session.commit()
flash('Deployment {} activated for {} month(s)'.format(str(deploy.machine_alias), form.period.data))
if current_user.is_administrator():
return redirect(url_for('admin.list_deployments'))
else:
return redirect(url_for('panel.dashboard'))
return render_template('vmanager/activate.html', form=form, deploy=deploy, cpu_cost=cpu_cost, mem_cost=mem_cost, hdd_cost=hdd_cost, tpm=tpm, ppm=ppm, discount=discount, total=total, currency=owner.currency)
@vmanager.route('/command/<cmd>/<int:unit_id>')
@login_required
def command(cmd=None, unit_id=0):
#checks whether this is a valid command
valid_commands = ['status', 'start', 'shutdown', 'stop', 'vmvnc']
if not cmd in valid_commands:
current_app.logger.warning(cmd + ' is not a valid command!')
abort(404)
#work with enabled deploys only that you own.
result = current_user.inv_deployments.filter_by(enabled=True)
inventory = []
for invcls in result:
inventory.extend([invcls.machine_id])
data = { 'type': 'kvm',
'unit_id': int(unit_id) }
if current_user.is_administrator():
#current_app.logger.warning('[ADMIN] Access override for cube id:{}'.format(unitunit__id))
db_result = contact_proxmaster(data, cmd)
if cmd == 'vmvnc':
return redirect(db_result['url'])
else:
#checks if current user owns this unit_id
if not unit_id in inventory:
current_app.logger.warning('[{}] Access violation with unit id: {}'.format(current_user.email, unit_id))
#TODO: log ips
else:
db_result = contact_proxmaster(data, cmd)
#print(db_result)
if cmd == 'vmvnc':
return redirect(db_result['url'])
abort(404)