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mirror of https://github.com/PostHog/posthog.git synced 2024-11-28 00:46:45 +01:00
posthog/ee/billing/billing_manager.py
Ben White aeec7ba10c
feat: Added code to sync quota limits when updated (#14227)
* Added code to sync quota limits when updated

* Fixed syncing of rate limited teams

* fix

* Fix types

* Reverse changes

* fix import

---------

Co-authored-by: Emanuele Capparelli <k@emkpp.com>
2023-02-14 19:17:26 +00:00

234 lines
8.4 KiB
Python

from datetime import datetime, timedelta
from typing import Any, Dict, Optional, cast
import jwt
import requests
import structlog
from django.utils import timezone
from rest_framework.exceptions import NotAuthenticated
from ee.billing.billing_types import BillingStatus
from ee.billing.quota_limiting import set_org_usage_summary, sync_org_quota_limits
from ee.models import License
from ee.settings import BILLING_SERVICE_URL
from posthog.models import Organization
from posthog.models.organization import OrganizationUsageInfo
logger = structlog.get_logger(__name__)
def build_billing_token(license: License, organization: Organization):
if not organization or not license:
raise NotAuthenticated()
license_id = license.key.split("::")[0]
license_secret = license.key.split("::")[1]
encoded_jwt = jwt.encode(
{
"exp": datetime.now(tz=timezone.utc) + timedelta(minutes=15),
"id": license_id,
"organization_id": str(organization.id),
"organization_name": organization.name,
"aud": "posthog:license-key",
},
license_secret,
algorithm="HS256",
)
return encoded_jwt
def handle_billing_service_error(res: requests.Response, valid_codes=(200, 404, 401)) -> None:
if res.status_code not in valid_codes:
logger.error(f"Billing service returned bad status code: {res.status_code}, body: {res.text}")
raise Exception(f"Billing service returned bad status code: {res.status_code}, body: {res.text}")
class BillingManager:
license: Optional[License]
def __init__(self, license):
self.license = license or License.objects.first_valid()
def get_billing(self, organization: Optional[Organization], plan_keys: Optional[str]) -> Dict[str, Any]:
# Get the specified plans from "plan_keys" query param, otherwise get the defaults
plans = self._get_plans(plan_keys)
if organization and self.license and self.license.is_v2_license:
billing_service_response = self._get_billing(organization)
# Ensure the license and org are updated with the latest info
if billing_service_response.get("license"):
self.update_license_details(billing_service_response)
if organization and billing_service_response:
self.update_org_details(organization, billing_service_response)
response: Dict[str, Any] = {"available_features": []}
response["license"] = {"plan": self.license.plan}
if organization and billing_service_response.get("customer"):
response.update(billing_service_response["customer"])
if not billing_service_response["customer"].get("products"):
products = self.get_default_products(organization)
response["products"] = products["products"]
response["products_enterprise"] = products["products_enterprise"]
response["available_plans"] = plans["plans"]
else:
products = self.get_default_products(organization)
response = {
"available_features": [],
"available_plans": plans["plans"],
"products": products["products"],
"products_enterprise": products["products_enterprise"],
}
# Extend the products with accurate usage_limit info
for product in response["products"]:
usage = response.get("usage_summary", {}).get(product["type"], {})
usage_limit = usage.get("limit")
current_usage = usage.get("usage") or 0
if (
organization
and organization.usage
and organization.usage.get(product["type"], {}).get("todays_usage", None)
):
todays_usage = organization.usage[product["type"]]["todays_usage"]
current_usage = current_usage + todays_usage
product["current_usage"] = current_usage
product["percentage_usage"] = current_usage / usage_limit if usage_limit else 0
return response
def update_billing(self, organization: Organization, data: Dict[str, Any]) -> None:
res = requests.patch(
f"{BILLING_SERVICE_URL}/api/billing/",
headers=self.get_auth_headers(organization),
json=data,
)
handle_billing_service_error(res)
def get_default_products(self, organization: Optional[Organization]):
response = {}
# If we don't have products from the billing service then get the default ones with our local usage calculation
products = self._get_products(organization)
response["products"] = products["standard"]
response["products_enterprise"] = products["enterprise"]
return response
def update_license_details(self, billing_status: BillingStatus) -> License:
"""
Ensure the license details are up-to-date locally
"""
if not self.license: # mypy
raise Exception("No license found")
license_modified = False
data = billing_status["license"]
if not self.license.valid_until or self.license.valid_until < timezone.now() + timedelta(days=29):
# NOTE: License validity is a legacy concept. For now we always extend the license validity by 30 days.
self.license.valid_until = timezone.now() + timedelta(days=30)
license_modified = True
if self.license.plan != data["type"]:
self.license.plan = data["type"]
license_modified = True
if license_modified:
self.license.save()
return self.license
def _get_billing(self, organization: Organization) -> BillingStatus:
"""
Retrieves billing info and updates local models if necessary
"""
if not self.license: # mypy
raise Exception("No license found")
res = requests.get(f"{BILLING_SERVICE_URL}/api/billing", headers=self.get_auth_headers(organization))
handle_billing_service_error(res)
data = res.json()
return data
def _get_plans(self, plan_keys: Optional[str]):
res = requests.get(
f'{BILLING_SERVICE_URL}/api/plans{"?keys=" + plan_keys if plan_keys else ""}',
)
handle_billing_service_error(res)
return res.json()
def _get_products(self, organization: Optional[Organization]):
headers = {}
params = {"plan": "standard"}
if self.license and organization:
headers = self.get_auth_headers(organization)
res = requests.get(
f"{BILLING_SERVICE_URL}/api/products",
params=params,
headers=headers,
)
handle_billing_service_error(res)
return res.json()
def update_org_details(self, organization: Organization, billing_status: BillingStatus) -> Organization:
"""
Ensure the relevant organization details are up-to-date locally
"""
org_modified = False
data = billing_status["customer"]
if data.get("customer_id") and organization.customer_id != data["customer_id"]:
organization.customer_id = data["customer_id"]
org_modified = True
usage_summary = cast(dict, data.get("usage_summary"))
if usage_summary:
usage_info = OrganizationUsageInfo(
events=usage_summary["events"],
recordings=usage_summary["recordings"],
period=[
data["billing_period"]["current_period_start"],
data["billing_period"]["current_period_end"],
],
)
if set_org_usage_summary(organization, new_usage=usage_info):
org_modified = True
sync_org_quota_limits(organization)
available_features = data.get("available_features", None)
if available_features and available_features != organization.available_features:
organization.available_features = data["available_features"]
org_modified = True
if org_modified:
organization.save()
return organization
def get_auth_headers(self, organization: Organization):
if not self.license: # mypy
raise Exception("No license found")
billing_service_token = build_billing_token(self.license, organization)
return {"Authorization": f"Bearer {billing_service_token}"}