mirror of
https://github.com/PostHog/posthog.git
synced 2024-11-28 00:46:45 +01:00
264 lines
9.6 KiB
Python
264 lines
9.6 KiB
Python
from datetime import datetime, timedelta
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from typing import Any, Dict, Optional, cast
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import jwt
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import requests
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import structlog
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from django.utils import timezone
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from rest_framework.exceptions import NotAuthenticated
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from ee.billing.billing_types import BillingStatus
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from ee.billing.quota_limiting import set_org_usage_summary, sync_org_quota_limits
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from ee.models import License
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from ee.settings import BILLING_SERVICE_URL
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from posthog.cloud_utils import get_cached_instance_license
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from posthog.models import Organization
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from posthog.models.organization import OrganizationUsageInfo
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logger = structlog.get_logger(__name__)
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def build_billing_token(license: License, organization: Organization):
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if not organization or not license:
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raise NotAuthenticated()
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license_id = license.key.split("::")[0]
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license_secret = license.key.split("::")[1]
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encoded_jwt = jwt.encode(
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{
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"exp": datetime.now(tz=timezone.utc) + timedelta(minutes=15),
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"id": license_id,
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"organization_id": str(organization.id),
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"organization_name": organization.name,
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"aud": "posthog:license-key",
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},
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license_secret,
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algorithm="HS256",
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)
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return encoded_jwt
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def handle_billing_service_error(res: requests.Response, valid_codes=(200, 404, 401)) -> None:
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if res.status_code not in valid_codes:
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logger.error(f"Billing service returned bad status code: {res.status_code}, body: {res.text}")
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raise Exception(f"Billing service returned bad status code: {res.status_code}, body: {res.text}")
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class BillingManager:
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license: Optional[License]
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def __init__(self, license):
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self.license = license or get_cached_instance_license()
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def get_billing(self, organization: Optional[Organization], plan_keys: Optional[str]) -> Dict[str, Any]:
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if organization and self.license and self.license.is_v2_license:
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billing_service_response = self._get_billing(organization)
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# Ensure the license and org are updated with the latest info
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if billing_service_response.get("license"):
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self.update_license_details(billing_service_response)
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if organization and billing_service_response:
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self.update_org_details(organization, billing_service_response)
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response: Dict[str, Any] = {"available_features": []}
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response["license"] = {"plan": self.license.plan}
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if organization and billing_service_response.get("customer"):
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response.update(billing_service_response["customer"])
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if not billing_service_response["customer"].get("products"):
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products = self.get_default_products(organization)
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response["products"] = products["products"]
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stripe_portal_url = self._get_stripe_portal_url(organization)
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response["stripe_portal_url"] = stripe_portal_url
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else:
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products = self.get_default_products(organization)
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response = {
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"available_features": [],
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"products": products["products"],
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}
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# Extend the products with accurate usage_limit info
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for product in response["products"]:
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usage_key = product.get("usage_key", None)
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if not usage_key:
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continue
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usage = response.get("usage_summary", {}).get(usage_key, {})
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usage_limit = usage.get("limit")
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current_usage = usage.get("usage") or 0
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if organization and organization.usage and organization.usage.get(usage_key, {}).get("todays_usage", None):
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todays_usage = organization.usage[usage_key]["todays_usage"]
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current_usage = current_usage + todays_usage
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product["current_usage"] = current_usage
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product["percentage_usage"] = current_usage / usage_limit if usage_limit else 0
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return response
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def update_billing(self, organization: Organization, data: Dict[str, Any]) -> None:
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res = requests.patch(
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f"{BILLING_SERVICE_URL}/api/billing/",
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headers=self.get_auth_headers(organization),
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json=data,
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)
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handle_billing_service_error(res)
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def update_billing_distinct_ids(self, organization: Organization) -> None:
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distinct_ids = list(organization.members.values_list("distinct_id", flat=True))
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self.update_billing(organization, {"distinct_ids": distinct_ids})
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def deactivate_products(self, organization: Organization, products: str) -> None:
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res = requests.get(
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f"{BILLING_SERVICE_URL}/api/billing/deactivate?products={products}",
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headers=self.get_auth_headers(organization),
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)
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handle_billing_service_error(res)
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def get_default_products(self, organization: Optional[Organization]):
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response = {}
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# If we don't have products from the billing service then get the default ones with our local usage calculation
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products = self._get_products(organization)
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response["products"] = products
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return response
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def update_license_details(self, billing_status: BillingStatus) -> License:
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"""
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Ensure the license details are up-to-date locally
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"""
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if not self.license: # mypy
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raise Exception("No license found")
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license_modified = False
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data = billing_status["license"]
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if not self.license.valid_until or self.license.valid_until < timezone.now() + timedelta(days=29):
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# NOTE: License validity is a legacy concept. For now we always extend the license validity by 30 days.
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self.license.valid_until = timezone.now() + timedelta(days=30)
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license_modified = True
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if self.license.plan != data["type"]:
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self.license.plan = data["type"]
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license_modified = True
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if license_modified:
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self.license.save()
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return self.license
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def _get_billing(self, organization: Organization) -> BillingStatus:
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"""
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Retrieves billing info and updates local models if necessary
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"""
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if not self.license: # mypy
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raise Exception("No license found")
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res = requests.get(
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f"{BILLING_SERVICE_URL}/api/billing",
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headers=self.get_auth_headers(organization),
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)
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handle_billing_service_error(res)
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data = res.json()
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return data
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def _get_stripe_portal_url(self, organization: Organization) -> BillingStatus:
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"""
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Retrieves stripe protal url
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"""
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if not self.license: # mypy
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raise Exception("No license found")
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res = requests.get(
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f"{BILLING_SERVICE_URL}/api/billing/portal",
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headers=self.get_auth_headers(organization),
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)
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handle_billing_service_error(res)
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data = res.json()
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return data["url"]
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def _get_products(self, organization: Optional[Organization]):
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headers = {}
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params = {"plan": "standard"}
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if self.license and organization:
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headers = self.get_auth_headers(organization)
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res = requests.get(
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f"{BILLING_SERVICE_URL}/api/products-v2",
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params=params,
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headers=headers,
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)
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handle_billing_service_error(res)
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return res.json().get("products", [])
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def update_org_details(self, organization: Organization, billing_status: BillingStatus) -> Organization:
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"""
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Ensure the relevant organization details are up-to-date locally
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"""
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org_modified = False
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data = billing_status["customer"]
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if data.get("customer_id") and organization.customer_id != data["customer_id"]:
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organization.customer_id = data["customer_id"]
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org_modified = True
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usage_summary = cast(dict, data.get("usage_summary"))
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if usage_summary:
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usage_info = OrganizationUsageInfo(
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events=usage_summary["events"],
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recordings=usage_summary["recordings"],
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rows_synced=usage_summary.get("rows_synced", None),
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period=[
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data["billing_period"]["current_period_start"],
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data["billing_period"]["current_period_end"],
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],
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)
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if set_org_usage_summary(organization, new_usage=usage_info):
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org_modified = True
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sync_org_quota_limits(organization)
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available_features = data.get("available_features", None)
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if available_features and available_features != organization.available_features:
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organization.available_features = data["available_features"]
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org_modified = True
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available_product_features = data.get("available_product_features", None)
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if available_product_features and available_product_features != organization.available_product_features:
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organization.available_product_features = data["available_product_features"]
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org_modified = True
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never_drop_data = data.get("never_drop_data", None)
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if never_drop_data != organization.never_drop_data:
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organization.never_drop_data = never_drop_data
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org_modified = True
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if org_modified:
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organization.save()
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return organization
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def get_auth_headers(self, organization: Organization):
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if not self.license: # mypy
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raise Exception("No license found")
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billing_service_token = build_billing_token(self.license, organization)
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return {"Authorization": f"Bearer {billing_service_token}"}
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