flake8

INSTALL.md

@@ -5,7 +5,7 @@ Django-orchestra ships with a set of management commands for automating some of
 
 These commands are meant to be run within a **clean** Debian-like distribution, you should be specially careful while following this guide on a customized system.
 
-Django-orchestra can be installed on any Linux system, however it is **strongly recommended** to chose the reference platform for your deployment (Debian 7.0 wheezy and Python 2.7).
+Django-orchestra can be installed on any Linux system, however it is **strongly recommended** to chose the reference platform for your deployment (Debian 8.0 jessie and Python 3.4).
 
 
 1. Create a system user for running Orchestra
@@ -18,7 +18,7 @@ Django-orchestra can be installed on any Linux system, however it is **strongly
 
 2. Install django-orchestra's source code
     ```bash
-    sudo apt-get install python-pip
+    sudo apt-get install python3-pip
     sudo pip install django-orchestra==dev
     ```
 
@@ -38,21 +38,21 @@ Django-orchestra can be installed on any Linux system, however it is **strongly
 
 5. Create and configure a Postgres database
     ```bash
-    sudo python manage.py setuppostgres --db_password <password>
+    sudo python3 manage.py setuppostgres --db_password <password>
-    python manage.py syncdb
+    python3 manage.py syncdb
-    python manage.py migrate
+    python3 manage.py migrate
     ```
 
 7. Configure celeryd
     ```bash
-    sudo python manage.py setupcelery --username orchestra
+    sudo python3 manage.py setupcelery --username orchestra
     ```
 
 8. Configure the web server:
     ```bash
-    python manage.py collectstatic --noinput
+    python3 manage.py collectstatic --noinput
-    sudo apt-get install nginx-full uwsgi uwsgi-plugin-python
+    sudo apt-get install nginx-full uwsgi uwsgi-plugin-python3
-    sudo python manage.py setupnginx
+    sudo python3 manage.py setupnginx
     ```
 
 9. Start all services:
@@ -65,17 +65,17 @@ Upgrade
 =======
 To upgrade your Orchestra installation to the last release you can use `upgradeorchestra` management command. Before rolling the upgrade it is strongly recommended to check the [release notes](http://django-orchestra.readthedocs.org/en/latest/).
 ```bash
-sudo python manage.py upgradeorchestra
+sudo python3 manage.py upgradeorchestra
 ```
 
 Current in *development* version (master branch) can be installed by
 ```bash
-sudo python manage.py upgradeorchestra dev
+sudo python3 manage.py upgradeorchestra dev
 ```
 
 Additionally the following command can be used in order to determine the currently installed version:
 ```bash
-python manage.py orchestraversion
+python3 manage.py orchestraversion
 ```
 
 

TODO.md

@@ -286,7 +286,7 @@ ugettext("Description")
 
 * saas validate_creation generic approach, for all backends. standard output
 
-* html code x: ×
+* html code x: × for bill line verbose quantity
 
 
 * periodic task to cleanup backendlogs, monitor data and metricstorage 
@@ -299,29 +299,36 @@ celery max-tasks-per-child
 
 * postupgradeorchestra send signals in order to hook custom stuff
 
-* make base home for systemusers that ara homed into main account systemuser
+* make base home for systemusers that ara homed into main account systemuser, and prevent shell users to have nested homes (if nnot implemented already)
 
 
-* user force_text instead of unicode for _()
-
 * autoscale celery workers http://docs.celeryproject.org/en/latest/userguide/workers.html#autoscaling
 
-
-* Delete transaction middleware
-
-
 * webapp has_website list filter
 
 
 glic3rinu's django-fluent-dashboard
 * gevent is not ported to python3 :'(
 * uwsgi python3
-https://github.com/django-nose/django-nose/archive/master.zip
-django_debug_toolbar-1.3.0-py2.py3-none-any.whl
 
 
-# FIXME account deletion generates a integrity error
+# FIXME account deletion generates an integrity error
+https://code.djangoproject.com/ticket/24576
 # FIXME what to do when deleting accounts? set fk null and fill a username charfield? issues, invoices.. we whant all this to go away?
 * implement delete All related services
 
 * address name change does not remove old one :P
+
+* read https://docs.djangoproject.com/en/dev/releases/1.8/ and fix deprecation warnings
+* remove admin object links , like contents webapps
+
+* SaaS and WebApp fieldsets, and helptexts !
+
+* remove all six stuff "from django.utils.six.moves import input"
+* replace make_option in management commands
+
+
+* rename apps to contrib find . -type f -name "*py"|xargs grep apps | grep -v  'orchestra\.apps\.'
+
+* replace staticcheck by run(flake8 {orchestra,project} | grep -v "W293\|E501")
+* rename utils.system to utils.sys

orchestra/admin/actions.py

@@ -1,4 +1,4 @@
-from django.contrib import admin, messages
+from django.contrib import admin
 from django.core.mail import send_mass_mail
 from django.shortcuts import render
 from django.utils.translation import ungettext, ugettext_lazy as _

orchestra/admin/forms.py

@@ -139,13 +139,13 @@ class AdminPasswordChangeForm(forms.Form):
 
 class SendEmailForm(forms.Form):
     email_from = forms.EmailField(label=_("From"),
-            widget=forms.TextInput(attrs={'size':'118'}))
+            widget=forms.TextInput(attrs={'size': '118'}))
     to = forms.CharField(label="To", required=False,
             widget=ShowTextWidget())
     extra_to = forms.CharField(label="To (extra)", required=False,
-            widget=forms.TextInput(attrs={'size':'118'}))
+            widget=forms.TextInput(attrs={'size': '118'}))
     subject = forms.CharField(label=_("Subject"),
-            widget=forms.TextInput(attrs={'size':'118'}))
+            widget=forms.TextInput(attrs={'size': '118'}))
     message = forms.CharField(label=_("Message"),
             widget=forms.Textarea(attrs={'cols': 118, 'rows': 15}))
     

orchestra/admin/menu.py

@@ -1,11 +1,8 @@
 from admin_tools.menu import items, Menu
 from django.core.urlresolvers import reverse
-from django.utils.encoding import force_text
 from django.utils.text import capfirst
 from django.utils.translation import ugettext_lazy as _
-from django.utils.safestring import mark_safe
 
-from orchestra import get_version, settings
 from orchestra.core import services, accounts
 from orchestra.utils.apps import isinstalled
 

orchestra/admin/options.py

@@ -5,19 +5,18 @@ from django.contrib.admin.options import IS_POPUP_VAR
 from django.contrib.admin.utils import unquote
 from django.contrib.auth import update_session_auth_hash
 from django.core.exceptions import PermissionDenied
-from django.http import HttpResponseRedirect, Http404
+from django.http import HttpResponseRedirect
 from django.forms.models import BaseInlineFormSet
-from django.shortcuts import render, redirect, get_object_or_404
+from django.shortcuts import get_object_or_404
 from django.template.response import TemplateResponse
 from django.utils.decorators import method_decorator
 from django.utils.html import escape
-from django.utils.text import camel_case_to_spaces
 from django.utils.translation import ugettext_lazy as _
 from django.views.decorators.debug import sensitive_post_parameters
 
 from .forms import AdminPasswordChangeForm
 #from django.contrib.auth.forms import AdminPasswordChangeForm
-from .utils import set_url_query, action_to_view, wrap_admin_view
+from .utils import set_url_query, action_to_view
 
 
 sensitive_post_parameters_m = method_decorator(sensitive_post_parameters())

orchestra/api/fields.py

@@ -27,7 +27,7 @@ class OptionField(serializers.WritableField):
                     raise exceptions.ParseError("Malformed property: %s" % str(value))
             if not related_manager:
                 # POST (new parent object)
-                return [ model(name=n, value=v) for n,v in value.items() ]
+                return [model(name=n, value=v) for n,v in value.items()]
             # PUT
             to_save = []
             for (name, value) in value.items():

orchestra/api/helpers.py

@@ -3,12 +3,6 @@ from rest_framework.reverse import reverse
 from rest_framework.routers import replace_methodname
 
 
-def replace_collectionmethodname(format_string, methodname):
-    ret = replace_methodname(format_string, methodname)
-    ret = ret.replace('{collectionmethodname}', methodname)
-    return ret
-
-
 def link_wrap(view, view_names):
     def wrapper(self, request, view=view, *args, **kwargs):
         """ wrapper function that inserts HTTP links on view """

orchestra/api/options.py

@@ -1,12 +1,12 @@
 from django.conf import settings as django_settings
 from django.core.exceptions import ImproperlyConfigured
 from django.utils.module_loading import autodiscover_modules
-from rest_framework.routers import DefaultRouter, Route, flatten, replace_methodname
+from rest_framework.routers import DefaultRouter, Route, replace_methodname
 
 from orchestra import settings
 from orchestra.utils.python import import_class
 
-from .helpers import insert_links, replace_collectionmethodname
+from .helpers import insert_links
 
 
 class LinkHeaderRouter(DefaultRouter):

orchestra/api/serializers.py

@@ -1,5 +1,5 @@
 from django.forms import widgets
-from django.utils.translation import ugettext, ugettext_lazy as _
+from django.utils.translation import ugettext_lazy as _
 from rest_framework import serializers
 
 from ..core.validators import validate_password

orchestra/apps/accounts/actions.py

@@ -1,8 +1,15 @@
 from django.contrib import messages
-from django.core.urlresolvers import reverse
+from django.contrib.admin import helpers
-from django.db import transaction
+from django.contrib.admin.utils import NestedObjects, quote, model_ngettext
+from django.contrib.auth import get_permission_codename
+from django.core.urlresolvers import reverse, NoReverseMatch
+from django.db import router
 from django.shortcuts import redirect, render
+from django.template.response import TemplateResponse
 from django.utils import timezone
+from django.utils.encoding import force_text
+from django.utils.html import format_html
+from django.utils.text import capfirst
 from django.utils.translation import ungettext, ugettext_lazy as _
 
 from orchestra.admin.decorators import action_with_confirmation
@@ -11,7 +18,6 @@ from orchestra.core import services
 from . import settings
 
 
-@transaction.atomic
 @action_with_confirmation()
 def disable(modeladmin, request, queryset):
     num = 0
@@ -43,12 +49,13 @@ def service_report(modeladmin, request, queryset):
     # TODO resources
     accounts = []
     fields = []
+    registered_services = services.get()
     # First we get related manager names to fire a prefetch related
-    for name, field in queryset.model._meta._name_map.items():
+    for name, field in queryset.model._meta.fields_map.items():
-        model = field[0].model
+        model = field.related_model
-        if model in services.get() and model != queryset.model:
+        if model in registered_services and model != queryset.model:
             fields.append((model, name))
-    sorted(fields, key=lambda i: i[0]._meta.verbose_name_plural.lower())
+    sorted(fields, key=lambda f: f[0]._meta.verbose_name_plural.lower())
     fields = [field for model, field in fields]
     
     for account in queryset.prefetch_related(*fields):
@@ -66,4 +73,112 @@ def service_report(modeladmin, request, queryset):
 
 
 def delete_related_services(modeladmin, request, queryset):
-    pass
+    opts = modeladmin.model._meta
+    app_label = opts.app_label
+    
+    using = router.db_for_write(modeladmin.model)
+    collector = NestedObjects(using=using)
+    collector.collect(queryset)
+    registered_services = services.get()
+    related_services = []
+    to_delete = []
+    
+    user = request.user
+    admin_site = modeladmin.admin_site
+    
+    def format(obj):
+        has_admin = obj.__class__ in admin_site._registry
+        opts = obj._meta
+        no_edit_link = '%s: %s' % (capfirst(opts.verbose_name), force_text(obj))
+        
+        if has_admin:
+            try:
+                admin_url = reverse('admin:%s_%s_change' % (opts.app_label, opts.model_name),
+                        None, (quote(obj._get_pk_val()),)
+                )
+            except NoReverseMatch:
+                # Change url doesn't exist -- don't display link to edit
+                return no_edit_link
+            
+            p = '%s.%s' % (opts.app_label, get_permission_codename('delete', opts))
+            if not user.has_perm(p):
+                perms_needed.add(opts.verbose_name)
+            # Display a link to the admin page.
+            return format_html('{}: <a href="{}">{}</a>', capfirst(opts.verbose_name), admin_url, obj)
+        else:
+            # Don't display link to edit, because it either has no
+            # admin or is edited inline.
+            return no_edit_link
+    
+    def format_nested(objs, result):
+        if isinstance(objs, list):
+            current = []
+            for obj in objs:
+                format_nested(obj, current)
+            result.append(current)
+        else:
+            result.append(format(objs))
+    
+    for account in collector.nested():
+        if isinstance(account, list):
+            current = []
+            is_service = False
+            for service in account:
+                if type(service) in registered_services:
+                    if service == main_systemuser:
+                        continue
+                    current.append(format(service))
+                    to_delete.append(service)
+                    is_service = True
+                elif is_service and isinstance(service, list):
+                    nested = []
+                    format_nested(service, nested)
+                    current.append(nested)
+                    is_service = False
+                else:
+                    is_service = False
+            related_services.append(current)
+        elif isinstance(account, modeladmin.model):
+            # Prevent the deletion of the main system user, which will delete the account
+            main_systemuser = account.main_systemuser
+            related_services.append(format(account))
+    
+    # The user has already confirmed the deletion.
+    # Do the deletion and return a None to display the change list view again.
+    if request.POST.get('post'):
+        n = queryset.count()
+        if n:
+            for obj in to_delete:
+                obj_display = force_text(obj)
+                modeladmin.log_deletion(request, obj, obj_display)
+                # TODO This probably will fail in certain conditions, just capture exception
+                obj.delete()
+            modeladmin.message_user(request, _("Successfully deleted %(count)d %(items)s.") % {
+                "count": n, "items": model_ngettext(modeladmin.opts, n)
+            }, messages.SUCCESS)
+        # Return None to display the change list page again.
+        return None
+    
+    if len(queryset) == 1:
+        objects_name = force_text(opts.verbose_name)
+    else:
+        objects_name = force_text(opts.verbose_name_plural)
+    
+    context = dict(
+        modeladmin.admin_site.each_context(request),
+        title=_("Are you sure?"),
+        objects_name=objects_name,
+        deletable_objects=[related_services],
+        model_count=dict(collector.model_count).items(),
+        queryset=queryset,
+        opts=opts,
+        action_checkbox_name=helpers.ACTION_CHECKBOX_NAME,
+    )
+    request.current_app = modeladmin.admin_site.name
+    # Display the confirmation page
+    return TemplateResponse(request, modeladmin.delete_selected_confirmation_template or [
+        "admin/%s/%s/delete_selected_confirmation.html" % (app_label, opts.model_name),
+        "admin/%s/delete_selected_confirmation.html" % app_label,
+        "admin/delete_selected_confirmation.html"
+    ], context)
+delete_related_services.short_description = _("Delete related services")

orchestra/apps/accounts/admin.py

@@ -19,7 +19,7 @@ from orchestra.core import services, accounts
 from orchestra.forms import UserChangeForm
 
 from . import settings
-from .actions import disable, list_contacts, service_report
+from .actions import disable, list_contacts, service_report, delete_related_services
 from .filters import HasMainUserListFilter
 from .forms import AccountCreationForm
 from .models import Account
@@ -62,7 +62,7 @@ class AccountAdmin(ChangePasswordAdminMixin, auth.UserAdmin, ExtendedModelAdmin)
     filter_horizontal = ()
     change_readonly_fields = ('username', 'main_systemuser_link')
     change_form_template = 'admin/accounts/account/change_form.html'
-    actions = [disable, list_contacts, service_report, SendEmail()]
+    actions = [disable, list_contacts, service_report, SendEmail(), delete_related_services]
     change_view_actions = [disable, service_report]
     list_select_related = ('billcontact',)
     ordering = ()

orchestra/apps/accounts/forms.py

@@ -1,6 +1,7 @@
 from collections import OrderedDict
 
 from django import forms
+from django.core.exceptions import ValidationError
 from django.db.models.loading import get_model
 from django.utils.translation import ugettext_lazy as _
 
@@ -47,7 +48,7 @@ def create_account_creation_form():
             if model.objects.filter(**kwargs).exists():
                 verbose_name = model._meta.verbose_name
                 field_name = 'create_%s' % model._meta.model_name
-                errors[field] = ValidationError(
+                errors[field_name] = ValidationError(
                     _("A %(type)s with this name already exists."),
                     params={'type': verbose_name})
         if errors:

orchestra/apps/accounts/models.py

@@ -1,5 +1,4 @@
 from django.contrib.auth import models as auth
-from django.conf import settings as djsettings
 from django.core import validators
 from django.db import models
 from django.db.models.loading import get_model

orchestra/apps/bills/actions.py

@@ -3,6 +3,7 @@ from io import StringIO
 
 from django.contrib import messages
 from django.contrib.admin import helpers
+from django.core.exceptions import ValidationError
 from django.core.urlresolvers import reverse
 from django.db import transaction
 from django.http import HttpResponse

orchestra/apps/domains/serializers.py

@@ -1,4 +1,5 @@
 from django.core.exceptions import ValidationError
+from django.utils.translation import ugettext_lazy as _
 from rest_framework import serializers
 
 from orchestra.api.serializers import HyperlinkedModelSerializer

orchestra/apps/orchestration/admin.py

@@ -29,6 +29,7 @@ class RouteAdmin(admin.ModelAdmin):
     ]
     list_editable = ['host', 'match', 'is_active']
     list_filter = ['host', 'is_active', 'backend']
+    ordering = ('backend',)
     
     BACKEND_HELP_TEXT = {
         backend: "This backend operates over '%s'" % ServiceBackend.get_backend(backend).model

orchestra/apps/orders/models.py

@@ -161,6 +161,7 @@ class Order(models.Model):
             elif orders:
                 order = orders.get()
                 order.cancel(commit=commit)
+                logger.info("CANCELLED order id: {id}".format(id=order.id))
                 updates.append((order, 'cancelled'))
         return updates
     
@@ -284,8 +285,6 @@ def cancel_orders(sender, **kwargs):
         # Account delete will delete all related orders, no need to maintain order consistency
 #        if isinstance(instance, Order.account.field.rel.to):
 #            return
-        if sender is Order.account.field.rel.to:
-            return
         print('delete', sender, instance, instance.pk)
         if type(instance) in services:
             for order in Order.objects.by_object(instance).active():
@@ -299,10 +298,10 @@ def cancel_orders(sender, **kwargs):
 #                    return
                 print('related', type(related), related, related.pk)
 #                try:
-#                    type(related).objects.get(pk=related.pk)
+                type(related).objects.get(pk=related.pk)
 #                except related.DoesNotExist:
 #                    print('not exists', type(related), related, related.pk)
-                Order.update_orders(related)
+                print([(str(a).encode('utf8'), b) for a, b in Order.update_orders(related)])
 
 @receiver(post_save, dispatch_uid="orders.update_orders")
 def update_orders(sender, **kwargs):

orchestra/apps/payments/models.py

@@ -124,7 +124,7 @@ class Transaction(models.Model):
             if amount >= self.bill.total:
                 raise ValidationError(_("New transactions can not be allocated for this bill."))
     
-    def check_state(*args):
+    def check_state(self, *args):
         if self.state not in args:
             raise TypeError("Transaction not in %s" % ' or '.join(args))
     
@@ -176,7 +176,7 @@ class TransactionProcess(models.Model):
     def __str__(self):
         return '#%i' % self.id
     
-    def check_state(*args):
+    def check_state(self, *args):
         if self.state not in args:
             raise TypeError("Transaction process not in %s" % ' or '.join(args))
     

orchestra/apps/resources/methods.py

@@ -25,7 +25,7 @@ class Last(DataMethod):
     def filter(self, dataset):
         try:
             return dataset.order_by('object_id', '-id').distinct('object_id')
-        except MonitorData.DoesNotExist:
+        except dataset.model.DoesNotExist:
             return dataset.none()
     
     def compute_usage(self, dataset):

orchestra/apps/saas/admin.py

@@ -1,6 +1,5 @@
 from django.contrib import admin
-from django.core.urlresolvers import reverse
+from django.utils.translation import ugettext_lazy as _
-from django.utils.translation import ugettext, ugettext_lazy as _
 
 from orchestra.admin import ExtendedModelAdmin, ChangePasswordAdminMixin
 from orchestra.apps.accounts.admin import AccountAdminMixin

orchestra/apps/saas/backends/__init__.py

@@ -1,5 +1,4 @@
 import pkgutil
-import textwrap
 
 
 class SaaSServiceMixin(object):

orchestra/apps/saas/backends/phplist.py

@@ -1,4 +1,3 @@
-import json
 import re
 
 import requests
@@ -6,8 +5,6 @@ from django.utils.translation import ugettext_lazy as _
 
 from orchestra.apps.orchestration import ServiceController
 
-from .. import settings
-
 
 class PhpListSaaSBackend(ServiceController):
     verbose_name = _("phpList SaaS")
@@ -16,7 +13,6 @@ class PhpListSaaSBackend(ServiceController):
     block = True
     
     def _save(self, saas, server):
-        base_domain = settings.SAAS_PHPLIST_BASE_DOMAIN
         admin_link = 'http://%s/admin/' % saas.get_site_domain()
         admin_content = requests.get(admin_link).content
         if admin_content.startswith('Cannot connect to Database'):

orchestra/apps/saas/services/bscw.py

@@ -1,5 +1,4 @@
 from django import forms
-from django.core.exceptions import ValidationError
 from django.utils.translation import ugettext_lazy as _
 from rest_framework import serializers
 

orchestra/apps/saas/services/phplist.py

@@ -1,12 +1,11 @@
 from django import forms
+from django.core.exceptions import ValidationError
 from django.core.urlresolvers import reverse
 from django.utils.safestring import mark_safe
 from django.utils.translation import ugettext_lazy as _
-from rest_framework import serializers
 
 from orchestra.apps.databases.models import Database, DatabaseUser
 from orchestra.forms import widgets
-from orchestra.plugins.forms import PluginDataForm
 
 from .. import settings
 from .options import SoftwareService, SoftwareServiceForm

orchestra/apps/services/admin.py

@@ -8,7 +8,6 @@ from django.utils.translation import ugettext_lazy as _
 
 from orchestra.admin import ChangeViewActionsMixin
 from orchestra.admin.filters import UsedContentTypeFilter
-from orchestra.apps.accounts.admin import AccountAdminMixin
 from orchestra.core import services
 
 from .actions import update_orders, view_help, clone

orchestra/apps/services/handlers.py

@@ -116,6 +116,8 @@ class ServiceHandler(plugins.Plugin, metaclass=plugins.PluginMount):
                 instance._meta.model_name: instance,
                 'instance': instance,
                 'math': math,
+                'logsteps': lambda n, size=1: \
+                    round(n/(size*10**int(math.log10(max(n, 1)))))*size*10**int(math.log10(max(n, 1))),
                 'log10': math.log10,
                 'Decimal': decimal.Decimal,
             }

orchestra/apps/services/models.py

@@ -1,9 +1,7 @@
 import decimal
 
 from django.contrib.contenttypes.models import ContentType
-from django.core.validators import ValidationError
 from django.db import models
-from django.db.models import Q
 from django.db.models.loading import get_model
 from django.utils.functional import cached_property
 from django.utils.module_loading import autodiscover_modules
@@ -11,8 +9,6 @@ from django.utils.translation import string_concat, ugettext_lazy as _
 
 from orchestra.core import caches, validators
 from orchestra.core.translations import ModelTranslation
-from orchestra.core.validators import validate_name
-from orchestra.models import queryset
 from orchestra.utils.python import import_class
 
 from . import settings

orchestra/apps/services/settings.py

@@ -1,5 +1,3 @@
-from datetime import timedelta
-
 from django.conf import settings
 from django.utils.translation import ugettext_lazy as _
 

orchestra/apps/services/tests/functional_tests/__init__.py

@@ -1,9 +0,0 @@
-from orchestra.apps.accounts.models import Account
-from orchestra.utils.tests import BaseTestCase, random_ascii
-
-
-# TODO remove this shit
-class BaseBillingTest(BaseTestCase):
-    pass
-
-# TODO web disk

orchestra/apps/systemusers/backends.py

@@ -16,6 +16,8 @@ class SystemUserBackend(ServiceController):
     
     def save(self, user):
         context = self.get_context(user)
+        if not context['user']:
+            return
         groups = ','.join(self.get_groups(user))
         context['groups_arg'] = '--groups %s' % groups if groups else ''
         # TODO userd add will fail if %(user)s group already exists
@@ -37,6 +39,8 @@ class SystemUserBackend(ServiceController):
     
     def delete(self, user):
         context = self.get_context(user)
+        if not context['user']:
+            return
         self.append(textwrap.dedent("""\
             { sleep 2 && killall -u %(user)s -s KILL; } &
             killall -u %(user)s || true

orchestra/apps/webapps/types/__init__.py

@@ -1,4 +1,5 @@
 from django.core.exceptions import ValidationError
+from django.utils.translation import ugettext_lazy as _
 
 from orchestra import plugins
 from orchestra.plugins.forms import PluginDataForm
@@ -31,7 +32,7 @@ class AppType(plugins.Plugin):
     def validate(self):
         """ Unique name validation """
         if self.unique_name:
-            if not self.instance.pk and Webapp.objects.filter(name=self.instance.name, type=self.instance.type).exists():
+            if not self.instance.pk and type(self.instance).objects.filter(name=self.instance.name, type=self.instance.type).exists():
                 raise ValidationError({
                     'name': _("A WordPress blog with this name already exists."),
                 })

orchestra/apps/webapps/types/php.py

@@ -118,6 +118,7 @@ class PHPApp(AppType):
             wrapper_path = os.path.normpath(self.FCGID_WRAPPER_PATH % context)
             return ('fcgid', self.instance.get_path(), wrapper_path)
         else:
+            php_version = self.get_php_version()
             raise ValueError("Unknown directive for php version '%s'" % php_version)
     
     def get_php_version(self):

orchestra/apps/websites/backends/apache.py

@@ -208,7 +208,7 @@ class Apache2Backend(ServiceController):
         proxies = []
         for proxy in directives.get('proxy', []):
             location, target = proxy.split()
-            location = normurlpath(source)
+            location = normurlpath(location)
             proxy = textwrap.dedent("""\
                 ProxyPass {location}/ {target}
                 ProxyPassReverse {location}/ {target}""".format(

orchestra/apps/websites/forms.py

@@ -1,6 +1,7 @@
 from django import forms
 from django.core.exceptions import ValidationError
 from django.utils.encoding import force_text
+from django.utils.translation import ugettext_lazy as _
 
 from .validators import validate_domain_protocol
 

orchestra/apps/websites/serializers.py

@@ -1,5 +1,4 @@
 from django.core.exceptions import ValidationError
-from django.db.models import Q
 from django.shortcuts import get_object_or_404
 from rest_framework import serializers
 

orchestra/bin/orchestra-admin

@@ -173,6 +173,7 @@ function install_requirements () {
             xvfbwrapper \
             freezegun \
             coverage \
+            flake8 \
             orchestra-orm==dev \
             django-debug-toolbar==1.3.0 \
             https://github.com/django-nose/django-nose/archive/master.zip \

orchestra/conf/base_settings.py

@@ -48,11 +48,10 @@ MIDDLEWARE_CLASSES = (
     'django.contrib.auth.middleware.AuthenticationMiddleware',
     'django.contrib.messages.middleware.MessageMiddleware',
     'orchestra.core.caches.RequestCacheMiddleware',
-    # also handles transations, ATOMIC REQUESTS does not wrap middlewares
+    # also handles transations, ATOMIC_REQUESTS does not wrap middlewares
     'orchestra.apps.orchestration.middlewares.OperationsMiddleware',
     # Uncomment the next line for simple clickjacking protection:
     # 'django.middleware.clickjacking.XFrameOptionsMiddleware',
-
 )
 
 
@@ -69,7 +68,6 @@ TEMPLATE_CONTEXT_PROCESSORS =(
 
 INSTALLED_APPS = (
     # django-orchestra apps
-
     'orchestra',
     'orchestra.apps.accounts',
     'orchestra.apps.contacts',

orchestra/core/__init__.py

@@ -23,7 +23,7 @@ class Register(object):
     
     def get(self, *args):
         if args:
-            return self._registry[arg[0]]
+            return self._registry[args[0]]
         return self._registry
 
 

orchestra/core/middlewares.py

@@ -1,47 +0,0 @@
-from django.db import connection, transaction
-
-
-class TransactionMiddleware(object):
-    """
-    Transaction middleware. If this is enabled, each view function will be run
-    with commit_on_response activated - that way a save() doesn't do a direct
-    commit, the commit is done when a successful response is created. If an
-    exception happens, the database is rolled back.
-    """
-    pass
-#    def process_request(self, request):
-#        """Enters transaction management"""
-#        transaction.enter_transaction_management()
-#    
-#    def process_exception(self, request, exception):
-#        """Rolls back the database and leaves transaction management"""
-#        if transaction.is_dirty():
-#            # This rollback might fail because of network failure for example.
-#            # If rollback isn't possible it is impossible to clean the
-#            # connection's state. So leave the connection in dirty state and
-#            # let request_finished signal deal with cleaning the connection.
-#            transaction.rollback()
-#        transaction.leave_transaction_management()
-#    
-#    def process_response(self, request, response):
-#        """Commits and leaves transaction management."""
-#        if not transaction.get_autocommit():
-#            if transaction.is_dirty():
-#                # Note: it is possible that the commit fails. If the reason is
-#                # closed connection or some similar reason, then there is
-#                # little hope to proceed nicely. However, in some cases (
-#                # deferred foreign key checks for exampl) it is still possible
-#                # to rollback().
-#                try:
-#                    transaction.commit()
-#                except Exception:
-#                    # If the rollback fails, the transaction state will be
-#                    # messed up. It doesn't matter, the connection will be set
-#                    # to clean state after the request finishes. And, we can't
-#                    # clean the state here properly even if we wanted to, the
-#                    # connection is in transaction but we can't rollback...
-#                    transaction.rollback()
-#                    transaction.leave_transaction_management()
-#                    raise
-#            transaction.leave_transaction_management()
-#        return response

orchestra/core/validators.py

@@ -1,7 +1,6 @@
 import re
 
 import crack
-import localflavor
 import phonenumbers
 
 from django.core import validators
@@ -47,7 +46,7 @@ def validate_ipv6_address(value):
 def validate_ip_address(value):
     msg = _("%s is not a valid IP address") % value
     try:
-        ip = IP(value)
+        IP(value)
     except:
         raise ValidationError(msg)
 

orchestra/forms/options.py

@@ -1,6 +1,6 @@
 from django import forms
 from django.contrib.auth import forms as auth_forms
-from django.utils.translation import ugettext, ugettext_lazy as _
+from django.utils.translation import ugettext_lazy as _
 
 from orchestra.utils.python import random_ascii
 

orchestra/management/commands/staticcheck.py

@@ -1,102 +1,12 @@
-# Adapted from http://djangosnippets.org/snippets/1762/
-
-import ast
-import os
-import sys
-
 from django.core.management.base import BaseCommand
-from pyflakes import checker, messages
 
-from orchestra.utils.paths import get_orchestra_dir
+from orchestra.utils.paths import get_orchestra_dir, get_site_dir
-
+from orchestra.utils.system import run
-
-# BlackHole, PySyntaxError and checking based on
-# https://github.com/patrys/gedit-pyflakes-plugin.git
-class BlackHole(object):
-    write = flush = lambda *args, **kwargs: None
-    
-    def __enter__(self):
-        self.stderr, sys.stderr = sys.stderr, self
-    
-    def __exit__(self, *args, **kwargs):
-        sys.stderr = self.stderr
-
-
-class PySyntaxError(messages.Message):
-    message = 'syntax error in line %d: %s'
-    
-    def __init__(self, filename, e):
-        super(PySyntaxError, self).__init__(filename, e)
-        self.message_args = (e.offset, e.text)
-
-
-def check(codeString, filename):
-    """
-    Check the Python source given by C{codeString} for flakes.
-    
-    @param codeString: The Python source to check.
-    @type codeString: C{str}
-    
-    @param filename: The name of the file the source came from, used to report errors.
-    @type filename: C{str}
-    
-    @return: The number of warnings emitted.
-    @rtype: C{int}
-    """
-    try:
-        with BlackHole():
-            tree = ast.parse(codeString, filename)
-    except SyntaxError as e:
-        return [PySyntaxError(filename, e)]
-    else:
-        # Okay, it's syntactically valid.  Now parse it into an ast and check it
-        w = checker.Checker(tree, filename)
-        
-        lines = codeString.split('\n')
-        # honour pyflakes: ignore comments
-        messages = [message for message in w.messages
-                    if lines[message.lineno-1].find('pyflakes:ignore') < 0]
-        messages.sort(lambda a, b: cmp(a.lineno, b.lineno))
-        return messages
-
-
-def checkPath(filename):
-    """
-    Check the given path, printing out any warnings detected.
-    @return: the number of warnings printed
-    """
-    try:
-        return check(file(filename, 'U').read() + '\n', filename)
-    except IOError as msg:
-        return ["%s: %s" % (filename, msg.args[1])]
-    except TypeError:
-        pass
-
-
-def checkPaths(filenames):
-    warnings = []
-    for arg in filenames:
-        if os.path.isdir(arg):
-            for dirpath, dirnames, filenames in os.walk(arg):
-                for filename in filenames:
-                    if filename.endswith('.py'):
-                        warnings.extend(checkPath(os.path.join(dirpath, filename)))
-        else:
-            warnings.extend(checkPath(arg))
-    return warnings
-#### pyflakes.scripts.pyflakes ends.
 
 
 class Command(BaseCommand):
-    help = "Run pyflakes syntax checks."
+    help = "Run flake8 syntax checks."
-    args = '[filename [filename [...]]]'
     
     def handle(self, *filenames, **options):
-        if not filenames:
+        flake = run('flake8 {%s,%s} | grep -v "W293\|E501"' % (get_orchestra_dir(), get_site_dir()))
-            filenames = [get_orchestra_dir(), '.']
+        print(flake.stdout)
-        warnings = checkPaths(filenames)
-        for warning in warnings:
-            print(warning)
-        if warnings:
-            print('Total warnings: %d' % len(warnings))
-            raise SystemExit(1)

orchestra/models/fields.py

@@ -54,7 +54,7 @@ class MultiSelectField(models.CharField, metaclass=models.SubfieldBase):
     def get_choices_selected(self, arr_choices=''):
         if not arr_choices:
             return False
-        return [ value for value,__ in arr_choices ]
+        return [value for value, __ in arr_choices]
 
 
 class NullableCharField(models.CharField):

orchestra/plugins/admin.py

@@ -4,7 +4,6 @@ from django.shortcuts import render, redirect
 from django.utils.translation import ugettext_lazy as _
 
 from orchestra.admin.utils import wrap_admin_view
-from orchestra.utils.functional import cached
 
 
 class SelectPluginAdminMixin(object):

orchestra/utils/system.py

@@ -63,7 +63,7 @@ def runiterator(command, display=False, error_codes=[0], silent=False, stdin='',
     # Async reading of stdout and sterr
     while True:
         stdout = ''
-        sdterr = ''
+        stderr = ''
         # Get complete unicode chunks
         select.select([p.stdout, p.stderr], [], [])
         
@@ -71,7 +71,7 @@ def runiterator(command, display=False, error_codes=[0], silent=False, stdin='',
         stderrPiece = read_async(p.stderr)
         
         stdout += (stdoutPiece or b'').decode('utf8')
-        sdterr += (stderrPiece or b'').decode('utf8')
+        stderr += (stderrPiece or b'').decode('utf8')
         
         if display and stdout:
             sys.stdout.write(stdout)
@@ -79,7 +79,7 @@ def runiterator(command, display=False, error_codes=[0], silent=False, stdin='',
             sys.stderr.write(stderr)
         
         state = _Attribute(stdout)
-        state.stderr = sdterr
+        state.stderr = stderr
         state.return_code =  p.poll()
         yield state
         

orchestra/utils/tests.py

@@ -16,7 +16,6 @@ from orchestra.apps.accounts.models import Account
 from .python import random_ascii
 
 
-
 class AppDependencyMixin(object):
     DEPENDENCIES = ()
     

scripts/container/create.sh

@@ -3,6 +3,7 @@
 # This is a helper script for creating a basic LXC container with some convenient packages
 # ./create.sh [container_name]
 
+
 set -u
 
 NAME=${1:-orchestra}
@@ -35,7 +36,7 @@ chroot $CONTAINER locale-gen
 
 
 chroot $CONTAINER apt-get install -y --force-yes \
-    nano git screen sudo iputils-ping python2.7 python-pip wget curl dnsutils rsyslog
+    nano git screen sudo iputils-ping python3 python3-pip wget curl dnsutils rsyslog
 
 chroot $CONTAINER apt-get clean
 

scripts/container/deploy.sh

@@ -41,13 +41,13 @@ chown $USER.$USER $HOME
 run adduser $USER sudo
 
 
-CURRENT_VERSION=$(python -c "from orchestra import get_version; print get_version();" 2> /dev/null || false)
+CURRENT_VERSION=$(python3 -c "from orchestra import get_version; print get_version();" 2> /dev/null || false)
 
 if [[ ! $CURRENT_VERSION ]]; then
     # First Orchestra installation
-    run "apt-get -y install git python-pip"
+    run "apt-get -y install git python3-pip"
     surun "git clone https://github.com/glic3rinu/django-orchestra.git ~/django-orchestra"
-    echo $HOME/django-orchestra/ | sudo tee /usr/local/lib/python2.7/dist-packages/orchestra.pth
+    echo $HOME/django-orchestra/ | sudo tee /usr/local/lib/python3*/dist-packages/orchestra.pth
     run "cp $HOME/django-orchestra/orchestra/bin/orchestra-admin /usr/local/bin/"
 fi
 
@@ -71,33 +71,33 @@ if [[ ! $(sudo su postgres -c "psql -lqt" | awk {'print $1'} | grep '^orchestra$
             /etc/postgresql/${POSTGRES_VERSION}/main/postgresql.conf
     
     run "service postgresql restart"
-    run "python $MANAGE setuppostgres --db_name orchestra --db_user orchestra --db_password orchestra"
+    run "python3 $MANAGE setuppostgres --db_name orchestra --db_user orchestra --db_password orchestra"
     # Create database permissions are needed for running tests
     sudo su postgres -c 'psql -c "ALTER USER orchestra CREATEDB;"'
 fi
 
 if [[ $CURRENT_VERSION ]]; then
     # Per version upgrade specific operations
-    run "python $MANAGE postupgradeorchestra --no-restart --from $CURRENT_VERSION"
+    run "python3 $MANAGE postupgradeorchestra --no-restart --from $CURRENT_VERSION"
 else
-    run "python $MANAGE syncdb --noinput"
+    run "python3 $MANAGE syncdb --noinput"
-    run "python $MANAGE migrate --noinput"
+    run "python3 $MANAGE migrate --noinput"
 fi
 
 sudo python $MANAGE setupcelery --username $USER --processes 2
 
 # Install and configure Nginx web server
 surun "mkdir $BASE_DIR/static"
-surun "python $MANAGE collectstatic --noinput"
+surun "python3 $MANAGE collectstatic --noinput"
-run "apt-get install -y nginx uwsgi uwsgi-plugin-python"
+run "apt-get install -y nginx uwsgi uwsgi-plugin-python3"
-run "python $MANAGE setupnginx"
+run "python3 $MANAGE setupnginx"
 run "service nginx start"
 
 # Apply changes
-run "python $MANAGE restartservices"
+run "python3 $MANAGE restartservices"
 
 # Create a orchestra user
-cat <<- EOF | python $MANAGE shell
+cat <<- EOF | python3 $MANAGE shell
 from orchestra.apps.accounts.models import Account
 if not Account.objects.filter(username="$USER").exists():
     print 'Creating orchestra superuser'