collab: Remove Stripe events polling (#35736)

This PR removes the Stripe event polling from Collab, as it has been
moved to Cloud.

Release Notes:

- N/A
This commit is contained in:
Marshall Bowers 2025-08-06 12:53:43 -04:00 committed by GitHub
parent ebda6b8a94
commit 740597492b
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GPG key ID: B5690EEEBB952194
2 changed files with 6 additions and 485 deletions

View file

@ -1,477 +1,10 @@
use anyhow::{Context as _, bail};
use chrono::{DateTime, Utc};
use sea_orm::ActiveValue;
use std::{sync::Arc, time::Duration};
use stripe::{CancellationDetailsReason, EventObject, EventType, ListEvents, SubscriptionStatus};
use util::ResultExt;
use std::sync::Arc;
use stripe::SubscriptionStatus;
use crate::AppState;
use crate::db::billing_subscription::{
StripeCancellationReason, StripeSubscriptionStatus, SubscriptionKind,
};
use crate::db::{
CreateBillingCustomerParams, CreateBillingSubscriptionParams, CreateProcessedStripeEventParams,
UpdateBillingCustomerParams, UpdateBillingSubscriptionParams, billing_customer,
};
use crate::rpc::{ResultExt as _, Server};
use crate::stripe_client::{
StripeCancellationDetailsReason, StripeClient, StripeCustomerId, StripeSubscription,
StripeSubscriptionId,
};
/// The amount of time we wait in between each poll of Stripe events.
///
/// This value should strike a balance between:
/// 1. Being short enough that we update quickly when something in Stripe changes
/// 2. Being long enough that we don't eat into our rate limits.
///
/// As a point of reference, the Sequin folks say they have this at **500ms**:
///
/// > We poll the Stripe /events endpoint every 500ms per account
/// >
/// > — https://blog.sequinstream.com/events-not-webhooks/
const POLL_EVENTS_INTERVAL: Duration = Duration::from_secs(5);
/// The maximum number of events to return per page.
///
/// We set this to 100 (the max) so we have to make fewer requests to Stripe.
///
/// > Limit can range between 1 and 100, and the default is 10.
const EVENTS_LIMIT_PER_PAGE: u64 = 100;
/// The number of pages consisting entirely of already-processed events that we
/// will see before we stop retrieving events.
///
/// This is used to prevent over-fetching the Stripe events API for events we've
/// already seen and processed.
const NUMBER_OF_ALREADY_PROCESSED_PAGES_BEFORE_WE_STOP: usize = 4;
/// Polls the Stripe events API periodically to reconcile the records in our
/// database with the data in Stripe.
pub fn poll_stripe_events_periodically(app: Arc<AppState>, rpc_server: Arc<Server>) {
let Some(real_stripe_client) = app.real_stripe_client.clone() else {
log::warn!("failed to retrieve Stripe client");
return;
};
let Some(stripe_client) = app.stripe_client.clone() else {
log::warn!("failed to retrieve Stripe client");
return;
};
let executor = app.executor.clone();
executor.spawn_detached({
let executor = executor.clone();
async move {
loop {
poll_stripe_events(&app, &rpc_server, &stripe_client, &real_stripe_client)
.await
.log_err();
executor.sleep(POLL_EVENTS_INTERVAL).await;
}
}
});
}
async fn poll_stripe_events(
app: &Arc<AppState>,
rpc_server: &Arc<Server>,
stripe_client: &Arc<dyn StripeClient>,
real_stripe_client: &stripe::Client,
) -> anyhow::Result<()> {
let feature_flags = app.db.list_feature_flags().await?;
let sync_events_using_cloud = feature_flags
.iter()
.any(|flag| flag.flag == "cloud-stripe-events-polling" && flag.enabled_for_all);
if sync_events_using_cloud {
return Ok(());
}
fn event_type_to_string(event_type: EventType) -> String {
// Calling `to_string` on `stripe::EventType` members gives us a quoted string,
// so we need to unquote it.
event_type.to_string().trim_matches('"').to_string()
}
let event_types = [
EventType::CustomerCreated,
EventType::CustomerUpdated,
EventType::CustomerSubscriptionCreated,
EventType::CustomerSubscriptionUpdated,
EventType::CustomerSubscriptionPaused,
EventType::CustomerSubscriptionResumed,
EventType::CustomerSubscriptionDeleted,
]
.into_iter()
.map(event_type_to_string)
.collect::<Vec<_>>();
let mut pages_of_already_processed_events = 0;
let mut unprocessed_events = Vec::new();
log::info!(
"Stripe events: starting retrieval for {}",
event_types.join(", ")
);
let mut params = ListEvents::new();
params.types = Some(event_types.clone());
params.limit = Some(EVENTS_LIMIT_PER_PAGE);
let mut event_pages = stripe::Event::list(&real_stripe_client, &params)
.await?
.paginate(params);
loop {
let processed_event_ids = {
let event_ids = event_pages
.page
.data
.iter()
.map(|event| event.id.as_str())
.collect::<Vec<_>>();
app.db
.get_processed_stripe_events_by_event_ids(&event_ids)
.await?
.into_iter()
.map(|event| event.stripe_event_id)
.collect::<Vec<_>>()
};
let mut processed_events_in_page = 0;
let events_in_page = event_pages.page.data.len();
for event in &event_pages.page.data {
if processed_event_ids.contains(&event.id.to_string()) {
processed_events_in_page += 1;
log::debug!("Stripe events: already processed '{}', skipping", event.id);
} else {
unprocessed_events.push(event.clone());
}
}
if processed_events_in_page == events_in_page {
pages_of_already_processed_events += 1;
}
if event_pages.page.has_more {
if pages_of_already_processed_events >= NUMBER_OF_ALREADY_PROCESSED_PAGES_BEFORE_WE_STOP
{
log::info!(
"Stripe events: stopping, saw {pages_of_already_processed_events} pages of already-processed events"
);
break;
} else {
log::info!("Stripe events: retrieving next page");
event_pages = event_pages.next(&real_stripe_client).await?;
}
} else {
break;
}
}
log::info!("Stripe events: unprocessed {}", unprocessed_events.len());
// Sort all of the unprocessed events in ascending order, so we can handle them in the order they occurred.
unprocessed_events.sort_by(|a, b| a.created.cmp(&b.created).then_with(|| a.id.cmp(&b.id)));
for event in unprocessed_events {
let event_id = event.id.clone();
let processed_event_params = CreateProcessedStripeEventParams {
stripe_event_id: event.id.to_string(),
stripe_event_type: event_type_to_string(event.type_),
stripe_event_created_timestamp: event.created,
};
// If the event has happened too far in the past, we don't want to
// process it and risk overwriting other more-recent updates.
//
// 1 day was chosen arbitrarily. This could be made longer or shorter.
let one_day = Duration::from_secs(24 * 60 * 60);
let a_day_ago = Utc::now() - one_day;
if a_day_ago.timestamp() > event.created {
log::info!(
"Stripe events: event '{}' is more than {one_day:?} old, marking as processed",
event_id
);
app.db
.create_processed_stripe_event(&processed_event_params)
.await?;
continue;
}
let process_result = match event.type_ {
EventType::CustomerCreated | EventType::CustomerUpdated => {
handle_customer_event(app, real_stripe_client, event).await
}
EventType::CustomerSubscriptionCreated
| EventType::CustomerSubscriptionUpdated
| EventType::CustomerSubscriptionPaused
| EventType::CustomerSubscriptionResumed
| EventType::CustomerSubscriptionDeleted => {
handle_customer_subscription_event(app, rpc_server, stripe_client, event).await
}
_ => Ok(()),
};
if let Some(()) = process_result
.with_context(|| format!("failed to process event {event_id} successfully"))
.log_err()
{
app.db
.create_processed_stripe_event(&processed_event_params)
.await?;
}
}
Ok(())
}
async fn handle_customer_event(
app: &Arc<AppState>,
_stripe_client: &stripe::Client,
event: stripe::Event,
) -> anyhow::Result<()> {
let EventObject::Customer(customer) = event.data.object else {
bail!("unexpected event payload for {}", event.id);
};
log::info!("handling Stripe {} event: {}", event.type_, event.id);
let Some(email) = customer.email else {
log::info!("Stripe customer has no email: skipping");
return Ok(());
};
let Some(user) = app.db.get_user_by_email(&email).await? else {
log::info!("no user found for email: skipping");
return Ok(());
};
if let Some(existing_customer) = app
.db
.get_billing_customer_by_stripe_customer_id(&customer.id)
.await?
{
app.db
.update_billing_customer(
existing_customer.id,
&UpdateBillingCustomerParams {
// For now we just leave the information as-is, as it is not
// likely to change.
..Default::default()
},
)
.await?;
} else {
app.db
.create_billing_customer(&CreateBillingCustomerParams {
user_id: user.id,
stripe_customer_id: customer.id.to_string(),
})
.await?;
}
Ok(())
}
async fn sync_subscription(
app: &Arc<AppState>,
stripe_client: &Arc<dyn StripeClient>,
subscription: StripeSubscription,
) -> anyhow::Result<billing_customer::Model> {
let subscription_kind = if let Some(stripe_billing) = &app.stripe_billing {
stripe_billing
.determine_subscription_kind(&subscription)
.await
} else {
None
};
let billing_customer =
find_or_create_billing_customer(app, stripe_client.as_ref(), &subscription.customer)
.await?
.context("billing customer not found")?;
if let Some(SubscriptionKind::ZedProTrial) = subscription_kind {
if subscription.status == SubscriptionStatus::Trialing {
let current_period_start =
DateTime::from_timestamp(subscription.current_period_start, 0)
.context("No trial subscription period start")?;
app.db
.update_billing_customer(
billing_customer.id,
&UpdateBillingCustomerParams {
trial_started_at: ActiveValue::set(Some(current_period_start.naive_utc())),
..Default::default()
},
)
.await?;
}
}
let was_canceled_due_to_payment_failure = subscription.status == SubscriptionStatus::Canceled
&& subscription
.cancellation_details
.as_ref()
.and_then(|details| details.reason)
.map_or(false, |reason| {
reason == StripeCancellationDetailsReason::PaymentFailed
});
if was_canceled_due_to_payment_failure {
app.db
.update_billing_customer(
billing_customer.id,
&UpdateBillingCustomerParams {
has_overdue_invoices: ActiveValue::set(true),
..Default::default()
},
)
.await?;
}
if let Some(existing_subscription) = app
.db
.get_billing_subscription_by_stripe_subscription_id(subscription.id.0.as_ref())
.await?
{
app.db
.update_billing_subscription(
existing_subscription.id,
&UpdateBillingSubscriptionParams {
billing_customer_id: ActiveValue::set(billing_customer.id),
kind: ActiveValue::set(subscription_kind),
stripe_subscription_id: ActiveValue::set(subscription.id.to_string()),
stripe_subscription_status: ActiveValue::set(subscription.status.into()),
stripe_cancel_at: ActiveValue::set(
subscription
.cancel_at
.and_then(|cancel_at| DateTime::from_timestamp(cancel_at, 0))
.map(|time| time.naive_utc()),
),
stripe_cancellation_reason: ActiveValue::set(
subscription
.cancellation_details
.and_then(|details| details.reason)
.map(|reason| reason.into()),
),
stripe_current_period_start: ActiveValue::set(Some(
subscription.current_period_start,
)),
stripe_current_period_end: ActiveValue::set(Some(
subscription.current_period_end,
)),
},
)
.await?;
} else {
if let Some(existing_subscription) = app
.db
.get_active_billing_subscription(billing_customer.user_id)
.await?
{
if existing_subscription.kind == Some(SubscriptionKind::ZedFree)
&& subscription_kind == Some(SubscriptionKind::ZedProTrial)
{
let stripe_subscription_id = StripeSubscriptionId(
existing_subscription.stripe_subscription_id.clone().into(),
);
stripe_client
.cancel_subscription(&stripe_subscription_id)
.await?;
} else {
// If the user already has an active billing subscription, ignore the
// event and return an `Ok` to signal that it was processed
// successfully.
//
// There is the possibility that this could cause us to not create a
// subscription in the following scenario:
//
// 1. User has an active subscription A
// 2. User cancels subscription A
// 3. User creates a new subscription B
// 4. We process the new subscription B before the cancellation of subscription A
// 5. User ends up with no subscriptions
//
// In theory this situation shouldn't arise as we try to process the events in the order they occur.
log::info!(
"user {user_id} already has an active subscription, skipping creation of subscription {subscription_id}",
user_id = billing_customer.user_id,
subscription_id = subscription.id
);
return Ok(billing_customer);
}
}
app.db
.create_billing_subscription(&CreateBillingSubscriptionParams {
billing_customer_id: billing_customer.id,
kind: subscription_kind,
stripe_subscription_id: subscription.id.to_string(),
stripe_subscription_status: subscription.status.into(),
stripe_cancellation_reason: subscription
.cancellation_details
.and_then(|details| details.reason)
.map(|reason| reason.into()),
stripe_current_period_start: Some(subscription.current_period_start),
stripe_current_period_end: Some(subscription.current_period_end),
})
.await?;
}
if let Some(stripe_billing) = app.stripe_billing.as_ref() {
if subscription.status == SubscriptionStatus::Canceled
|| subscription.status == SubscriptionStatus::Paused
{
let already_has_active_billing_subscription = app
.db
.has_active_billing_subscription(billing_customer.user_id)
.await?;
if !already_has_active_billing_subscription {
let stripe_customer_id =
StripeCustomerId(billing_customer.stripe_customer_id.clone().into());
stripe_billing
.subscribe_to_zed_free(stripe_customer_id)
.await?;
}
}
}
Ok(billing_customer)
}
async fn handle_customer_subscription_event(
app: &Arc<AppState>,
rpc_server: &Arc<Server>,
stripe_client: &Arc<dyn StripeClient>,
event: stripe::Event,
) -> anyhow::Result<()> {
let EventObject::Subscription(subscription) = event.data.object else {
bail!("unexpected event payload for {}", event.id);
};
log::info!("handling Stripe {} event: {}", event.type_, event.id);
let billing_customer = sync_subscription(app, stripe_client, subscription.into()).await?;
// When the user's subscription changes, push down any changes to their plan.
rpc_server
.update_plan_for_user_legacy(billing_customer.user_id)
.await
.trace_err();
// When the user's subscription changes, we want to refresh their LLM tokens
// to either grant/revoke access.
rpc_server
.refresh_llm_tokens_for_user(billing_customer.user_id)
.await;
Ok(())
}
use crate::db::billing_subscription::StripeSubscriptionStatus;
use crate::db::{CreateBillingCustomerParams, billing_customer};
use crate::stripe_client::{StripeClient, StripeCustomerId};
impl From<SubscriptionStatus> for StripeSubscriptionStatus {
fn from(value: SubscriptionStatus) -> Self {
@ -488,16 +21,6 @@ impl From<SubscriptionStatus> for StripeSubscriptionStatus {
}
}
impl From<CancellationDetailsReason> for StripeCancellationReason {
fn from(value: CancellationDetailsReason) -> Self {
match value {
CancellationDetailsReason::CancellationRequested => Self::CancellationRequested,
CancellationDetailsReason::PaymentDisputed => Self::PaymentDisputed,
CancellationDetailsReason::PaymentFailed => Self::PaymentFailed,
}
}
}
/// Finds or creates a billing customer using the provided customer.
pub async fn find_or_create_billing_customer(
app: &Arc<AppState>,

View file

@ -7,6 +7,7 @@ use axum::{
routing::get,
};
use collab::ServiceMode;
use collab::api::CloudflareIpCountryHeader;
use collab::llm::db::LlmDatabase;
use collab::migrations::run_database_migrations;
@ -15,7 +16,6 @@ use collab::{
AppState, Config, Result, api::fetch_extensions_from_blob_store_periodically, db, env,
executor::Executor, rpc::ResultExt,
};
use collab::{ServiceMode, api::billing::poll_stripe_events_periodically};
use db::Database;
use std::{
env::args,
@ -119,8 +119,6 @@ async fn main() -> Result<()> {
let rpc_server = collab::rpc::Server::new(epoch, state.clone());
rpc_server.start().await?;
poll_stripe_events_periodically(state.clone(), rpc_server.clone());
app = app
.merge(collab::api::routes(rpc_server.clone()))
.merge(collab::rpc::routes(rpc_server.clone()));