begin to introduce product

Signed-off-by: Nico Schottelius <nico@nico-notebook.schottelius.org>

nicohack202002/uncloud/api/models.py

@@ -1,6 +0,0 @@
-from django.db import models
-
-# Create your models here.
-
-class CreditCard(models.Model):
-    pass

nicohack202002/uncloud/uncloud/settings.py

@@ -37,7 +37,8 @@ INSTALLED_APPS = [
     'django.contrib.sessions',
     'django.contrib.messages',
     'django.contrib.staticfiles',
-    'rest_framework'
+    'rest_framework',
+    'uncloud_api'
 ]
 
 MIDDLEWARE = [
@@ -146,3 +147,6 @@ STATIC_URL = '/static/'
 
 # Uncommitted file
 import uncloud.secrets
+
+import stripe
+stripe.api_key = uncloud.secrets.STRIPE_KEY

nicohack202002/uncloud/uncloud/stripe.py

@@ -0,0 +1,55 @@
+import stripe
+
+def handle_stripe_error(f):
+    def handle_problems(*args, **kwargs):
+        response = {
+            'paid': False,
+            'response_object': None,
+            'error': None
+        }
+
+        common_message = "Currently it's not possible to make payments."
+        try:
+            response_object = f(*args, **kwargs)
+            response = {
+                'response_object': response_object,
+                'error': None
+            }
+            return response
+        except stripe.error.CardError as e:
+            # Since it's a decline, stripe.error.CardError will be caught
+            body = e.json_body
+            err = body['error']
+            response.update({'error': err['message']})
+            logging.error(str(e))
+            return response
+        except stripe.error.RateLimitError:
+            response.update(
+                {'error': "Too many requests made to the API too quickly"})
+            return response
+        except stripe.error.InvalidRequestError as e:
+            logging.error(str(e))
+            response.update({'error': "Invalid parameters"})
+            return response
+        except stripe.error.AuthenticationError as e:
+            # Authentication with Stripe's API failed
+            # (maybe you changed API keys recently)
+            logging.error(str(e))
+            response.update({'error': common_message})
+            return response
+        except stripe.error.APIConnectionError as e:
+            logging.error(str(e))
+            response.update({'error': common_message})
+            return response
+        except stripe.error.StripeError as e:
+            # maybe send email
+            logging.error(str(e))
+            response.update({'error': common_message})
+            return response
+        except Exception as e:
+            # maybe send email
+            logging.error(str(e))
+            response.update({'error': common_message})
+            return response
+
+    return handle_problems

nicohack202002/uncloud/uncloud/urls.py

@@ -17,7 +17,7 @@ from django.contrib import admin
 from django.urls import path, include
 
 from rest_framework import routers
-from api import views
+from uncloud_api import views
 
 router = routers.DefaultRouter()
 router.register(r'users', views.UserViewSet)

nicohack202002/uncloud/uncloud_api/apps.py

@@ -2,4 +2,4 @@ from django.apps import AppConfig
 
 
 class ApiConfig(AppConfig):
-    name = 'api'
+    name = 'uncloud_api'

nicohack202002/uncloud/uncloud_api/migrations/0001_initial.py

@@ -0,0 +1,34 @@
+# Generated by Django 3.0.3 on 2020-02-21 09:40
+
+from django.db import migrations, models
+import django.db.models.deletion
+import uuid
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Product',
+            fields=[
+                ('uuid', models.UUIDField(default=uuid.uuid4, editable=False, primary_key=True, serialize=False)),
+                ('name', models.CharField(max_length=256)),
+                ('recurring_period', models.CharField(choices=[('per_year', 'Per Year'), ('per_month', 'Per Month'), ('per_week', 'Per Week'), ('per_day', 'Per Day'), ('per_hour', 'Per Hour'), ('not_recurring', 'Not recurring')], default='not_recurring', max_length=256)),
+            ],
+        ),
+        migrations.CreateModel(
+            name='Feature',
+            fields=[
+                ('uuid', models.UUIDField(default=uuid.uuid4, editable=False, primary_key=True, serialize=False)),
+                ('name', models.CharField(max_length=256)),
+                ('recurring_price', models.FloatField(default=0)),
+                ('one_time_price', models.FloatField()),
+                ('product', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='uncloud_api.Product')),
+            ],
+        ),
+    ]

nicohack202002/uncloud/uncloud_api/models.py

@@ -0,0 +1,30 @@
+from django.db import models
+import uuid
+
+class Product(models.Model):
+    uuid = models.UUIDField(primary_key=True, default=uuid.uuid4, editable=False)
+    name = models.CharField(max_length=256)
+
+    recurring_period = models.CharField(max_length=256,
+                                        choices = (
+                                            ("per_year", "Per Year"),
+                                            ("per_month", "Per Month"),
+                                            ("per_week", "Per Week"),
+                                            ("per_day", "Per Day"),
+                                            ("per_hour", "Per Hour"),
+                                            ("not_recurring", "Not recurring")
+                                        ),
+                                        default="not_recurring"
+    )
+
+
+
+
+class Feature(models.Model):
+    uuid = models.UUIDField(primary_key=True, default=uuid.uuid4, editable=False)
+    name = models.CharField(max_length=256)
+
+    recurring_price = models.FloatField(default=0)
+    one_time_price = models.FloatField()
+
+    product = models.ForeignKey(Product, on_delete=models.CASCADE)

nicohack202002/uncloud/uncloud_api/views.py

@@ -5,7 +5,7 @@ from django.shortcuts import render
 from django.contrib.auth.models import User, Group
 from rest_framework import viewsets, permissions
 
-from api.serializers import UserSerializer, GroupSerializer
+from .serializers import UserSerializer, GroupSerializer
 
 class CreditCardViewSet(viewsets.ModelViewSet):
 

notes-nico.org

@@ -1,5 +1,21 @@
+* snapshot feature
+** product: vm-snapshot
+* steps
+** DONE authenticate via ldap
+   CLOSED: [2020-02-20 Thu 19:05]
+** DONE Make classes / views require authentication
+   CLOSED: [2020-02-20 Thu 19:05]
+** TODO register credit card
+*** TODO find out what saving with us
+*** Info
+**** should not be fully saved in the DB
+**** model needs to be a bit different
+* Decide where to save sensitive data
+** stripe access key, etc.
 * python requirements (nicohack202002)
-  django djangorestframework
+  django djangorestframework django-auth-ldap stripe
+* os package requirements (alpine)
+  openldap-dev
 * VPN case
 ** put on /orders with uuid
 ** register cc
@@ -21,3 +37,6 @@
 *** Is for free if the customer has an active VM
 ** IPv6 only VM
 *** Parameters: cores, ram, os_disk_size, OS
+* Django rest framework
+** viewset: .list and .create
+** view: .get .post