proxadmin/app/panel/forms.py

from flask_wtf import FlaskForm
from wtforms import StringField, PasswordField, BooleanField, SubmitField, SelectField, DecimalField
from wtforms import validators, ValidationError
from wtforms.fields.html5 import EmailField, DecimalRangeField

from .. import db

class OrderForm(FlaskForm):
    alias = StringField('Machine Alias:', [validators.Regexp(message='ex.: myservice1.com, myservice2.local', regex='^[a-zA-Z0-9][a-zA-Z0-9-_]{0,61}[a-zA-Z0-9]{0,1}\.([a-zA-Z]{1,6}|[a-zA-Z0-9-]{1,30}\.[a-zA-Z]{2,3})$'), validators.Length(6,64)])
    cpu = DecimalRangeField('Processor Cores', default=2)
    memory = DecimalRangeField('Memory', default=512)
    storage = DecimalRangeField('Storage', default=10)
    submit = SubmitField('Create')