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posthog/ee/billing/billing_manager.py
2024-11-07 19:45:21 -05:00

421 lines
15 KiB
Python

from django.conf import settings
from django.db.models import F
from datetime import datetime, timedelta
from enum import Enum
from typing import Any, Optional, cast
import jwt
import requests
import structlog
from django.utils import timezone
from sentry_sdk import capture_message
from requests import JSONDecodeError # type: ignore[attr-defined]
from rest_framework.exceptions import NotAuthenticated
from sentry_sdk import capture_exception
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.cloud_utils import get_cached_instance_license
from posthog.models import Organization
from posthog.models.organization import OrganizationMembership, OrganizationUsageInfo
from posthog.models.user import User
logger = structlog.get_logger(__name__)
class BillingAPIErrorCodes(Enum):
OPEN_INVOICES_ERROR = "open_invoices_error"
def build_billing_token(license: License, organization: Organization, user: Optional[User] = None):
if not organization or not license:
raise NotAuthenticated()
license_id = license.key.split("::")[0]
license_secret = license.key.split("::")[1]
payload = {
"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",
}
if user:
payload["distinct_id"] = str(user.distinct_id)
encoded_jwt = jwt.encode(
payload,
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}")
try:
response = res.json()
raise Exception(f"Billing service returned bad status code: {res.status_code}", f"body:", response)
except JSONDecodeError:
raise Exception(f"Billing service returned bad status code: {res.status_code}", f"body:", res.text)
class BillingManager:
license: Optional[License]
user: Optional[User]
def __init__(self, license, user: Optional[User] = None):
self.license = license or get_cached_instance_license()
self.user = user
def get_billing(self, organization: Optional[Organization], plan_keys: Optional[str]) -> dict[str, Any]:
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_product_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["stripe_portal_url"] = f"{settings.SITE_URL}/api/billing/portal"
# Extend the products with accurate usage_limit info
for product in response["products"]:
usage_key = product.get("usage_key")
if not usage_key:
continue
usage = response.get("usage_summary", {}).get(usage_key, {})
usage_limit = usage.get("limit")
billing_reported_usage = usage.get("usage") or 0
current_usage = billing_reported_usage
product_usage: dict[str, Any] = {}
if organization and organization.usage:
product_usage = organization.usage.get(usage_key) or {}
if product_usage.get("todays_usage"):
todays_usage = product_usage["todays_usage"]
current_usage = billing_reported_usage + todays_usage
product["current_usage"] = current_usage
product["percentage_usage"] = current_usage / usage_limit if usage_limit else 0
else:
products = self.get_default_products(organization)
response = {
"available_product_features": [],
"products": products["products"],
}
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 update_billing_organization_users(self, organization: Organization) -> None:
try:
distinct_ids = list(organization.members.values_list("distinct_id", flat=True)) # type: ignore
first_owner_membership = (
OrganizationMembership.objects.filter(organization=organization, level=15)
.order_by("-joined_at")
.first()
)
if not first_owner_membership:
capture_message(f"No owner membership found for organization {organization.id}")
return
first_owner = first_owner_membership.user
admin_emails = list(
organization.members.filter(
organization_membership__level__gte=OrganizationMembership.Level.ADMIN
).values_list("email", flat=True)
)
org_users = list(
organization.members.values( # type: ignore
"email",
"distinct_id",
"organization_membership__level",
)
.order_by("email") # Deterministic order for tests
.annotate(role=F("organization_membership__level"))
.filter(role__gte=OrganizationMembership.Level.ADMIN)
.values(
"email",
"distinct_id",
"role",
)
)
self.update_billing(
organization,
{
"distinct_ids": distinct_ids,
"org_customer_email": first_owner.email,
"org_admin_emails": admin_emails,
"org_users": org_users,
},
)
except Exception as e:
capture_exception(e)
def deactivate_products(self, organization: Organization, products: str) -> None:
res = requests.get(
f"{BILLING_SERVICE_URL}/api/billing/deactivate?products={products}",
headers=self.get_auth_headers(organization),
)
handle_billing_service_error(res)
def get_default_products(self, organization: Optional[Organization]) -> dict:
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
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_stripe_portal_url(self, organization: Organization) -> str:
"""
Retrieves stripe protal url
"""
if not self.license: # mypy
raise Exception("No license found")
res = requests.get(
f"{BILLING_SERVICE_URL}/api/billing/portal",
headers=self.get_auth_headers(organization),
)
handle_billing_service_error(res)
data = res.json()
return data["url"]
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-v2",
params=params,
headers=headers,
)
handle_billing_service_error(res)
return res.json().get("products", [])
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"],
rows_synced=usage_summary.get("rows_synced", {}),
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_product_features = data.get("available_product_features", None)
if available_product_features and available_product_features != organization.available_product_features:
organization.available_product_features = data["available_product_features"]
org_modified = True
never_drop_data = data.get("never_drop_data", None)
if never_drop_data != organization.never_drop_data:
organization.never_drop_data = never_drop_data
org_modified = True
customer_trust_scores = data.get("customer_trust_scores", {})
product_key_to_usage_key = {
product["type"]: product["usage_key"]
for product in (
billing_status["customer"].get("products") or self.get_default_products(organization)["products"]
)
}
org_customer_trust_scores = {}
for product_key in customer_trust_scores:
if product_key in product_key_to_usage_key:
org_customer_trust_scores[product_key_to_usage_key[product_key]] = customer_trust_scores[product_key]
if org_customer_trust_scores != organization.customer_trust_scores:
organization.customer_trust_scores.update(org_customer_trust_scores)
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, self.user)
return {"Authorization": f"Bearer {billing_service_token}"}
def get_invoices(self, organization: Organization, status: Optional[str]):
res = requests.get(
# TODO(@zach): update this to /api/invoices
f"{BILLING_SERVICE_URL}/api/billing/get_invoices",
params={"status": status},
headers=self.get_auth_headers(organization),
)
handle_billing_service_error(res)
data = res.json()
return data
def credits_overview(self, organization: Organization):
res = requests.get(
f"{BILLING_SERVICE_URL}/api/credits/overview",
headers=self.get_auth_headers(organization),
)
handle_billing_service_error(res)
return res.json()
def purchase_credits(self, organization: Organization, data: dict[str, Any]):
res = requests.post(
f"{BILLING_SERVICE_URL}/api/credits/purchase",
headers=self.get_auth_headers(organization),
json=data,
)
handle_billing_service_error(res)
return res.json()
def activate_trial(self, organization: Organization, data: dict[str, Any]):
res = requests.post(
f"{BILLING_SERVICE_URL}/api/trials/activate",
headers=self.get_auth_headers(organization),
json=data,
)
handle_billing_service_error(res)
return res.json()
def cancel_trial(self, organization: Organization, data: dict[str, Any]):
res = requests.post(
f"{BILLING_SERVICE_URL}/api/trials/cancel",
headers=self.get_auth_headers(organization),
json=data,
)
handle_billing_service_error(res)
def authorize(self, organization: Organization):
res = requests.post(
f"{BILLING_SERVICE_URL}/api/activate/authorize",
headers=self.get_auth_headers(organization),
)
handle_billing_service_error(res)
return res.json()
def authorize_status(self, organization: Organization, data: dict[str, Any]):
res = requests.post(
f"{BILLING_SERVICE_URL}/api/activate/authorize/status",
headers=self.get_auth_headers(organization),
json=data,
)
handle_billing_service_error(res)
return res.json()