diff --git a/hosting/opennebula_functions.py b/hosting/opennebula_functions.py
deleted file mode 100644
index aca5424d..00000000
--- a/hosting/opennebula_functions.py
+++ /dev/null
@@ -1,567 +0,0 @@
-import logging
-import random
-import socket
-import string
-
-import oca
-from django.conf import settings
-from django.conf.urls import url
-from django.contrib import admin
-from django.contrib import messages
-from django.shortcuts import redirect
-from django.template.response import TemplateResponse
-from django.utils.translation import ugettext_lazy as _
-from oca.exceptions import OpenNebulaException
-from oca.pool import WrongNameError
-
-from django import forms
-# Get an instance of a logger
-logger = logging.getLogger(__name__)
-
-
-class OpenNebulaManager:
-
- VM_STATE = {
- '0': 'INIT',
- '1': 'PENDING',
- '2': 'HOLD',
- '3': 'ACTIVE',
- '4': 'STOPPED',
- '5': 'SUSPENDED',
- '6': 'DONE',
- '8': 'POWEROFF',
- '9': 'UNDEPLOYED',
- '10': 'CLONING',
- '11': 'CLONING_FAILURE',
- }
-
- def __init__(self, email=None, password=None):
-
- # Get oneadmin client
- self.oneadmin_client = self._get_opennebula_client(
- settings.OPENNEBULA_USERNAME,
- settings.OPENNEBULA_PASSWORD
- )
-
- # Get or create oppenebula user using given credentials
- self.opennebula_user = self._get_or_create_user(
- email,
- password
- )
-
- # If opennebula user was created/obtained, get his client
- if self.opennebula_user:
- self.client = self._get_opennebula_client(
- email,
- password
- )
-
- def _get_opennebula_client(self, username, password):
- return oca.Client("{0}:{1}".format(
- username,
- password),
- "{protocol}://{domain}:{port}{endpoint}".format(
- protocol=settings.OPENNEBULA_PROTOCOL,
- domain=settings.OPENNEBULA_DOMAIN,
- port=settings.OPENNEBULA_PORT,
- endpoint=settings.OPENNEBULA_ENDPOINT
- ))
-
- def _get_or_create_user(self, email, password):
- try:
- user_pool = oca.UserPool(self.oneadmin_client)
- user_pool.info()
- opennebula_user = user_pool.get_by_name(email)
- return opennebula_user
- except WrongNameError as wrong_name_err:
- # TODO: Store this password so that we can use it later to
- # connect to opennebula
- opennebula_user = self.oneadmin_client.call(oca.User.METHODS['allocate'], email,
- password, 'core')
- logger.debug(
- "User {0} does not exist. Created the user. User id = {1}",
- email,
- opennebula_user
- )
- return opennebula_user
- except OpenNebulaException as err:
- logger.error("Error : {0}".format(err))
-
- @classmethod
- def get_vm_state(self, state):
- return self.VM_STATE.get(str(state))
-
- @classmethod
- def parse_vm(self, vm):
- name = vm.name
- cores = int(vm.template.vcpu)
- memory = int(vm.template.memory) / 1024
- # Check if vm has more than one disk
- if 'DISK' in vm.template.multiple:
- disk_size = 0
- for disk in vm.template.disks:
- disk_size += int(disk.size) / 1024
- else:
- disk_size = int(vm.template.disk.size) / 1024
-
- #TODO: Replace with vm plan
- price = 0.6 * disk_size + 2 * memory + 5 * cores
- vm_data = {}
- vm_data['name'] = name
- vm_data['price'] = price
- vm_data['disk_size'] = disk_size
- vm_data['cores'] = cores
- vm_data['memory'] = memory
- vm_data['deploy_id'] = vm.deploy_id
- vm_data['id'] = vm.id
- vm_data['state'] = self.get_vm_state(vm.state)
-
- return vm_data
-
- def change_user_password(self, new_password):
- self.oneadmin_client.call(
- oca.User.METHODS['passwd'],
- self.opennebula_user.id,
- new_password
- )
-
- def create_vm(self, specs):
- vm_id = None
- try:
-
- # We do have the vm_template param set. Get and parse it
- # and check it to be in the desired range.
- # We have 8 possible VM templates for the moment which are 1x, 2x, 4x ...
- # the basic template of 10GB disk, 1GB ram, 1 vcpu, 0.1 cpu
- vm_string_formatter = """
- {memory}
- {vcpu}
- {cpu}
-
- {disk_type}
- {size}
-
-
- {ssh_key}
-
-
- """
- vm_id = oca.VirtualMachine.allocate(
- self.oneadmin_client,
- vm_string_formatter.format(
- memory=1024 * specs.get('memory'),
- vcpu=specs.get('cores'),
- cpu=0.1 * specs.get('cores'),
- disk_type='fs',
- size=10000 * specs.get('disk_size'),
- ssh_key=specs.get('ssh_key')
- )
- )
-
- self.oneadmin_client.call(
- oca.VirtualMachine.METHODS['chown'],
- vm_id,
- self.opennebula_user.id,
- self.opennebula_user.group_ids[0]
- )
-
- except socket.timeout as socket_err:
- logger.error("Socket timeout error: {0}".format(socket_err))
- except OpenNebulaException as opennebula_err:
- logger.error("OpenNebulaException error: {0}".format(opennebula_err))
- except OSError as os_err:
- logger.error("OSError : {0}".format(os_err))
- except ValueError as value_err:
- logger.error("ValueError : {0}".format(value_err))
-
- return vm_id
-
- def terminate_vm(self, vm_id):
-
- TERMINATE_ACTION = 'terminate'
- vm_terminated = False
-
- try:
- self.oneadmin_client.call(
- oca.VirtualMachine.METHODS['action'],
- TERMINATE_ACTION,
- int(vm_id),
- )
- vm_terminated = True
- except socket.timeout as socket_err:
- logger.error("Socket timeout error: {0}".format(socket_err))
- except OpenNebulaException as opennebula_err:
- logger.error("OpenNebulaException error: {0}".format(opennebula_err))
- except OSError as os_err:
- logger.error("OSError : {0}".format(os_err))
- except ValueError as value_err:
- logger.error("ValueError : {0}".format(value_err))
-
- return vm_terminated
-
- def get_vm_templates(self):
- template_pool = oca.VmTemplatePool(self.oneadmin_client)
- template_pool.info()
- return template_pool
-
- def get_vm(self, email, vm_id):
- # Get vm's
- vms = self.get_vms(email)
-
- # Filter vm by given id
- return vms.get_by_id(int(vm_id))
-
- def get_vms(self, email):
- client = self.oneadmin_client
-
- # Get open nebula user id for given email
- user_pool = oca.UserPool(client)
- user_pool.info()
-
- # TODO: handle potential name error
- user_id = user_pool.get_by_name(email).id
-
- # Get vm_pool for given user_id
- vm_pool = oca.VirtualMachinePool(client)
- vm_pool.info()
-
- # TODO: this is just to test with oneadmin user, remove this
- # user_id = 0
- vm_pool.info(filter=user_id)
-
- return vm_pool
-
-class HostingManageVMAdmin(admin.ModelAdmin):
- client = None
- oneadmin_client = None
-
- def get_urls(self):
- urls = super().get_urls()
- my_urls = [
- url(r'^$', self.admin_site.admin_view(self.show_vms, cacheable=True), name='showvms'),
- url(r'^create_vm/$', self.admin_site.admin_view(self.create_vm, cacheable=True), name='createvm'),
- url(r'^delete_vm/(?P\d+)/$', self.admin_site.admin_view(self.delete_vm, cacheable=True),
- name='deletevm'),
- url(r'^stop_vm/(?P\d+)/$', self.admin_site.admin_view(self.stop_vm, cacheable=True), name='stopvm'),
- url(r'^start_vm/(?P\d+)/$', self.admin_site.admin_view(self.start_vm, cacheable=True),
- name='startvm'),
- ]
- return my_urls + urls
-
- # Function to initialize opennebula client based on the logged in
- # user
- def init_opennebula_client(self, request):
- if self.oneadmin_client is None:
- self.oneadmin_client = oca.Client("{0}:{1}".format(settings.OPENNEBULA_USERNAME,
- settings.OPENNEBULA_PASSWORD),
- "{protocol}://{domain}:{port}{endpoint}".format(
- protocol=settings.OPENNEBULA_PROTOCOL,
- domain=settings.OPENNEBULA_DOMAIN,
- port=settings.OPENNEBULA_PORT,
- endpoint=settings.OPENNEBULA_ENDPOINT
- ))
- logger.debug("{0}:{1}".format(settings.OPENNEBULA_USERNAME,
- settings.OPENNEBULA_PASSWORD))
- logger.debug("{protocol}://{domain}:{port}{endpoint}".format(
- protocol=settings.OPENNEBULA_PROTOCOL,
- domain=settings.OPENNEBULA_DOMAIN,
- port=settings.OPENNEBULA_PORT,
- endpoint=settings.OPENNEBULA_ENDPOINT
- ))
- self.create_opennebula_user(request)
- if self.client is None:
- opennebula_user = request.user.email
- # TODO: get the password stored in django
- opennebula_user_password ='19737450'
- self.client = oca.Client("{0}:{1}".format(opennebula_user, opennebula_user_password),
- "{protocol}://{domain}:{port}{endpoint}".format(
- protocol=settings.OPENNEBULA_PROTOCOL,
- domain=settings.OPENNEBULA_DOMAIN,
- port=settings.OPENNEBULA_PORT,
- endpoint=settings.OPENNEBULA_ENDPOINT
- ))
-
- # Function that shows the VMs of the current user
- def show_vms(self, request):
- vm_pool = None
- try:
- self.init_opennebula_client(request)
- vm_pool = oca.VirtualMachinePool(self.client)
- vm_pool.info()
- except socket.timeout:
- messages.add_message(request, messages.ERROR, _("Socket timeout error."))
- except OpenNebulaException as opennebula_err:
- messages.add_message(request, messages.ERROR, _("OpenNebulaException occurred. {0}".format(opennebula_err)))
- except OSError as err:
- messages.add_message(request, messages.ERROR, "OS error: {0}".format(err))
- context = dict(
- # Include common variables for rendering the admin template.
- self.admin_site.each_context(request),
- vms=vm_pool,
- form=HostingManageVMForm
- )
- return TemplateResponse(request, "hosting/managevms.html", context)
-
- # Function that shows the VMs of the current user
- def show_vms_view(self, request):
- """
- Implemented by Levi for the API
- """
- vm_pool = None
- try:
- self.init_opennebula_client(request)
- vm_pool = oca.VirtualMachinePool(self.client)
- vm_pool.info()
- except socket.timeout as socket_err:
- logger.error("Socket timeout error.".format(socket_err))
- except OpenNebulaException as opennebula_err:
- logger.error("OpenNebulaException error: {0}".format(opennebula_err))
- except OSError as os_err:
- logger.error("OSError : {0}".format(os_err))
- except ValueError as value_err:
- logger.error("ValueError : {0}".format(value_err))
- context = dict(
- # Include common variables for rendering the admin template.
- # self.admin_site.each_context(request),
- vms=vm_pool,
- )
- return context
-
-
- def create_vm_view(self, specs):
- vm_id = None
- try:
- # We do have the vm_template param set. Get and parse it
- # and check it to be in the desired range.
- # We have 8 possible VM templates for the moment which are 1x, 2x, 4x ...
- # the basic template of 10GB disk, 1GB ram, 1 vcpu, 0.1 cpu
- vm_string_formatter = """
- {memory}
- {vcpu}
- {cpu}
-
- {disk_type}
- {size}
-
-
- """
- vm_id = oca.VirtualMachine.allocate(
- self.client,
- vm_string_formatter.format(
- memory=1024 * specs.get('memory'),
- vcpu=specs.get('cores'),
- cpu=0.1 * specs.get('cores'),
- disk_type='fs',
- size=10000 * specs.get('disk_size')
- )
- )
- # message = _("Created with id = " + str(vm_id))
- # messages.add_message(request, messages.SUCCESS, message)
- except socket.timeout as socket_err:
- logger.error("Socket timeout error: {0}".format(socket_err))
- except OpenNebulaException as opennebula_err:
- logger.error("OpenNebulaException error: {0}".format(opennebula_err))
- except OSError as os_err:
- logger.error("OSError : {0}".format(os_err))
- except ValueError as value_err:
- logger.error("ValueError : {0}".format(value_err))
-
- return vm_id
-
-
-
- # Creating VM by using method allocate(client, template)
- def create_vm(self, request):
- # check if the request contains the template parameter, if it is
- # not set warn the user of setting this.
- vm_template = request.POST.get('vm_template')
- if vm_template == 'select':
- messages.add_message(request, messages.ERROR, "Please select a vm template")
- else:
- try:
- # We do have the vm_template param set. Get and parse it
- # and check it to be in the desired range.
- # We have 8 possible VM templates for the moment which are 1x, 2x, 4x ...
- # the basic template of 10GB disk, 1GB ram, 1 vcpu, 0.1 cpu
- vm_template_int = int(vm_template)
- if 1 <= vm_template_int <= 8:
- vm_string_formatter = """
-
-
- {ssh_key}
-
-
- {memory}
- {vcpu}
- {cpu}
-
- {disk_type}
- {size}
- {dev_prefix}
-
-
- """
- vm_id = oca.VirtualMachine.allocate(self.client,
- vm_string_formatter.format(
- ssh_key='', # public key of the user
- memory=1024 * vm_template_int, # memory in MB
- vcpu=vm_template_int, # vpcu
- cpu=0.1 * vm_template_int, # cpu
- disk_type='fs',
- size=10000 * vm_template_int,
- dev_prefix='vd')) # We need KVM virtual disk
- message = _("Created with id = " + str(vm_id))
- messages.add_message(request, messages.SUCCESS, message)
- else:
- messages.add_message(request, messages.ERROR,
- _("Please select an appropriate value for vm template."))
- except socket.timeout as socket_err:
- messages.add_message(request, messages.ERROR, _("Socket timeout error."))
- logger.error("Socket timeout error: {0}".format(socket_err))
- except OpenNebulaException as opennebula_err:
- messages.add_message(request, messages.ERROR,
- _("OpenNebulaException occurred. {0}".format(opennebula_err)))
- logger.error("OpenNebulaException error: {0}".format(opennebula_err))
- except OSError as os_err:
- messages.add_message(request, messages.ERROR, _("OS error: {0}".format(os_err)))
- logger.error("OSError : {0}".format(os_err))
- except ValueError as value_err:
- messages.add_message(request, messages.ERROR,
- _("Please select an appropriate value for vm template."))
- logger.error("ValueError : {0}".format(value_err))
- return redirect('admin:showvms')
-
- # Delete VM from the pool and DB by using method finalize()
- def delete_vm(self, request, vmid):
- vm_id = int(vmid)
- # get the desired vm from the pool
- logger.debug("Deleting vm with id {0}".format(vm_id))
- vm = self.get_vm_by_id(vm_id)
- if vm is None:
- messages.add_message(request, messages.ERROR, _("Did not find a vm with id = {0}".format(vm_id)))
- else:
- logger.debug("Deleting vm_id = " + str(vm_id) + " state = " + vm.str_state)
- if vm.str_state == 'PENDING' or vm.str_state == 'POWEROFF' or vm.str_state == 'ACTIVE':
- vm.delete()
- messages.add_message(request, messages.SUCCESS,
- _("Deleted from {0} state vm with id = {1}".format(vm.str_state, str(vm_id))))
- else:
- vm.finalize()
- messages.add_message(request, messages.SUCCESS,
- _("Deleted (using finalize()) from {0} state vm with id = {1}".format(vm.str_state,
- str(vm_id))))
- return redirect('admin:showvms')
-
- def stop_vm(self, request, vmid):
- vm_id = int(vmid)
- vm = self.get_vm_by_id(vm_id)
- if vm is None:
- messages.add_message(request, messages.ERROR, _("Did not find a vm with id = {0}", vm_id))
- else:
- vm.stop()
- messages.add_message(request, messages.SUCCESS, _("Stopped the vm with id = {0}", vm_id))
- return redirect('admin:showvms')
-
- def start_vm(self, request, vmid):
- vm_id = int(vmid)
- vm = self.get_vm_by_id(vm_id)
- if vm is None:
- messages.add_message(request, messages.ERROR, _("Did not find a vm with id = {0}", vm_id))
- else:
- vm.resume()
- messages.add_message(request, messages.SUCCESS, _("Started the vm with id = {0}", vm_id))
- return redirect('admin:showvms')
-
- # Retrives virtual machine pool information
- def get_vm_pool(self):
- vm_pool = oca.VirtualMachinePool(self.client)
- vm_pool.info()
- return vm_pool
-
- def get_vm_by_id(self, vmid):
- vm_pool = self.get_vm_pool()
- return vm_pool.get_by_id(vmid)
-
- def create_opennebula_user(self, request):
- # Notes:
- # 1. python-oca library's oca.User.allocate(client, user, pass)
- # method does not work with python-oca version oca-4.15.0a1-py3.5
- # This is because the call is missing a fourth parameter
- # auth_driver.
- # To overcome this issue, we make a direct call to xml-rpc method
- # 'user.allocate' passing this fourth parameter.
- #
- # 2. We have a dummy authentication driver in opennebula and we
- # use this so as to avoid opennebula authentication. However, we
- # need to supply a dummy password. Without this, we can not
- # create an OpenNebula user. We use dummy string 'a' as password
- # for all users.
- #
- # 3. We user the user's email as the user name.
- # 4. If the user's email is not registered with OpenNebula,
- # WrongNameError is raised. We create an OpenNebula user in
- # such case.
- try:
- user_pool = oca.UserPool(self.oneadmin_client)
- user_pool.info()
- opennebula_user = user_pool.get_by_name(request.user.email)
- logger.debug("User {0} exists. User id = {1}".format(request.user.email, opennebula_user.id))
- except WrongNameError as wrong_name_err:
- # TODO: Store this password so that we can use it later to
- # connect to opennebula
- password = get_random_password()
- oca.User.allocate(self.oneadmin_client, request.user.email, password)
- logger.debug("User {0} does not exist. Created the user. User id = {1}", request.user.email, user_id)
- except OpenNebulaException as err:
- messages.add_message(request, messages.ERROR,
- "Error : {0}".format(err))
- logger.error("Error : {0}".format(err))
-
-def set_field_html_name(cls, new_name):
- """
- This creates wrapper around the normal widget rendering,
- allowing for a custom field name (new_name).
- """
- old_render = cls.widget.render
- def _widget_render_wrapper(name, value, attrs=None):
- return old_render(new_name, value, attrs)
- cls.widget.render = _widget_render_wrapper
-
-class HostingManageVMForm(forms.Form):
- vm_templates = []
- VM_CHOICES = (('1', 'disk = 10GB, vcpu=1, ram=1GB'),
- ('2', 'disk = 20GB, vcpu=2, ram=2GB'),
- ('3', 'disk = 40GB, vcpu=4, ram=4GB'),
- ('4', 'disk = 80GB, vcpu=8, ram=8GB'),
- ('5', 'disk = 160GB, vcpu=16, ram=16GB'),
- ('6', 'disk = 320GB, vcpu=32, ram=32GB'),
- ('7', 'disk = 640GB, vcpu=64, ram=64GB'),
- ('8', 'disk = 1280GB, vcpu=128, ram=128GB'))
- #for i in range(0,8):
- # factor = pow(2, i)
- # vm_templates.append(VMTemplate(i, VM_CHOICES[i], 10000 * factor, factor , 0.1 * factor, 1024 * factor))
- field = forms.ChoiceField(label="Choose a VM Template ", choices=VM_CHOICES, widget=forms.Select(attrs={"id": "vm_template"}))
- set_field_html_name(field, 'vm_template')
-
-
-
-class VMTemplate:
- """A simple representation of a VM template.
-
- :param template_id: The id of the template
- :param label: A string representation describing the template. Used as the label in view
- :param disk: VM disk space in MB
- :param vcpu: Virtual cpu for the VM
- :param cpu: CPU for the VM
- :param ram: The RAM for the VM
- """
- def __init__(self, template_id, label, disk, vcpu, cpu, ram):
- self.template_id = template_id
- self.label = label
- self.disk = disk
- self.vcpu = vcpu
- self.cpu = cpu
-
-# Returns random password that is needed by OpenNebula
-def get_random_password():
- return ''.join(random.SystemRandom().choice(string.ascii_uppercase + string.digits) for _ in range(20))