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No more v.user races

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This commit is contained in:
binwiederhier 2023-01-28 20:43:06 -05:00
parent e596834096
commit 92d563371c
5 changed files with 87 additions and 77 deletions
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1
server/server.go
View file

@ -39,7 +39,6 @@ import (
- HIGH Rate limiting: Sensitive endpoints (account/login/change-password/...) - HIGH Rate limiting: Sensitive endpoints (account/login/change-password/...)
- HIGH Stripe payment methods - HIGH Stripe payment methods
- MEDIUM: Test new token endpoints & never-expiring token - MEDIUM: Test new token endpoints & never-expiring token
- MEDIUM: Races with v.user (see publishSyncEventAsync test)
- MEDIUM: Test that anonymous user and user without tier are the same visitor - MEDIUM: Test that anonymous user and user without tier are the same visitor
- MEDIUM: Make sure account endpoints make sense for admins - MEDIUM: Make sure account endpoints make sense for admins
- MEDIUM: Reservation (UI): Show "This topic is reserved" error message when trying to reserve a reserved topic (Thorben) - MEDIUM: Reservation (UI): Show "This topic is reserved" error message when trying to reserve a reserved topic (Thorben)

114
server/server_account.go
View file

@ -19,11 +19,12 @@ const (
) )
func (s *Server) handleAccountCreate(w http.ResponseWriter, r *http.Request, v *visitor) error { func (s *Server) handleAccountCreate(w http.ResponseWriter, r *http.Request, v *visitor) error {
admin := v.user != nil && v.user.Role == user.RoleAdmin u := v.User()
admin := u != nil && u.Role == user.RoleAdmin
if !admin { if !admin {
if !s.config.EnableSignup { if !s.config.EnableSignup {
return errHTTPBadRequestSignupNotEnabled return errHTTPBadRequestSignupNotEnabled
} else if v.user != nil { } else if u != nil {
return errHTTPUnauthorized // Cannot create account from user context return errHTTPUnauthorized // Cannot create account from user context
} }
if !v.AccountCreationAllowed() { if !v.AccountCreationAllowed() {
@ -150,20 +151,21 @@ func (s *Server) handleAccountDelete(w http.ResponseWriter, r *http.Request, v *
} else if req.Password == "" { } else if req.Password == "" {
return errHTTPBadRequest return errHTTPBadRequest
} }
if _, err := s.userManager.Authenticate(v.user.Name, req.Password); err != nil { u := v.User()
if _, err := s.userManager.Authenticate(u.Name, req.Password); err != nil {
return errHTTPBadRequestIncorrectPasswordConfirmation return errHTTPBadRequestIncorrectPasswordConfirmation
} }
if v.user.Billing.StripeSubscriptionID != "" { if u.Billing.StripeSubscriptionID != "" {
log.Info("%s Canceling billing subscription %s", logHTTPPrefix(v, r), v.user.Billing.StripeSubscriptionID) log.Info("%s Canceling billing subscription %s", logHTTPPrefix(v, r), u.Billing.StripeSubscriptionID)
if _, err := s.stripe.CancelSubscription(v.user.Billing.StripeSubscriptionID); err != nil { if _, err := s.stripe.CancelSubscription(u.Billing.StripeSubscriptionID); err != nil {
return err return err
} }
} }
if err := s.maybeRemoveMessagesAndExcessReservations(logHTTPPrefix(v, r), v.user, 0); err != nil { if err := s.maybeRemoveMessagesAndExcessReservations(logHTTPPrefix(v, r), u, 0); err != nil {
return err return err
} }
log.Info("%s Marking user %s as deleted", logHTTPPrefix(v, r), v.user.Name) log.Info("%s Marking user %s as deleted", logHTTPPrefix(v, r), u.Name)
if err := s.userManager.MarkUserRemoved(v.user); err != nil { if err := s.userManager.MarkUserRemoved(u); err != nil {
return err return err
} }
return s.writeJSON(w, newSuccessResponse()) return s.writeJSON(w, newSuccessResponse())
@ -176,10 +178,11 @@ func (s *Server) handleAccountPasswordChange(w http.ResponseWriter, r *http.Requ
} else if req.Password == "" || req.NewPassword == "" { } else if req.Password == "" || req.NewPassword == "" {
return errHTTPBadRequest return errHTTPBadRequest
} }
if _, err := s.userManager.Authenticate(v.user.Name, req.Password); err != nil { u := v.User()
if _, err := s.userManager.Authenticate(u.Name, req.Password); err != nil {
return errHTTPBadRequestIncorrectPasswordConfirmation return errHTTPBadRequestIncorrectPasswordConfirmation
} }
if err := s.userManager.ChangePassword(v.user.Name, req.NewPassword); err != nil { if err := s.userManager.ChangePassword(u.Name, req.NewPassword); err != nil {
return err return err
} }
return s.writeJSON(w, newSuccessResponse()) return s.writeJSON(w, newSuccessResponse())
@ -267,10 +270,11 @@ func (s *Server) handleAccountSettingsChange(w http.ResponseWriter, r *http.Requ
if err != nil { if err != nil {
return err return err
} }
if v.user.Prefs == nil { u := v.User()
v.user.Prefs = &user.Prefs{} if u.Prefs == nil {
u.Prefs = &user.Prefs{}
} }
prefs := v.user.Prefs prefs := u.Prefs
if newPrefs.Language != nil { if newPrefs.Language != nil {
prefs.Language = newPrefs.Language prefs.Language = newPrefs.Language
} }
@ -288,7 +292,7 @@ func (s *Server) handleAccountSettingsChange(w http.ResponseWriter, r *http.Requ
prefs.Notification.MinPriority = newPrefs.Notification.MinPriority prefs.Notification.MinPriority = newPrefs.Notification.MinPriority
} }
} }
if err := s.userManager.ChangeSettings(v.user); err != nil { if err := s.userManager.ChangeSettings(u); err != nil {
return err return err
} }
return s.writeJSON(w, newSuccessResponse()) return s.writeJSON(w, newSuccessResponse())
@ -299,11 +303,12 @@ func (s *Server) handleAccountSubscriptionAdd(w http.ResponseWriter, r *http.Req
if err != nil { if err != nil {
return err return err
} }
if v.user.Prefs == nil { u := v.User()
v.user.Prefs = &user.Prefs{} if u.Prefs == nil {
u.Prefs = &user.Prefs{}
} }
newSubscription.ID = "" // Client cannot set ID newSubscription.ID = "" // Client cannot set ID
for _, subscription := range v.user.Prefs.Subscriptions { for _, subscription := range u.Prefs.Subscriptions {
if newSubscription.BaseURL == subscription.BaseURL && newSubscription.Topic == subscription.Topic { if newSubscription.BaseURL == subscription.BaseURL && newSubscription.Topic == subscription.Topic {
newSubscription = subscription newSubscription = subscription
break break
@ -311,8 +316,8 @@ func (s *Server) handleAccountSubscriptionAdd(w http.ResponseWriter, r *http.Req
} }
if newSubscription.ID == "" { if newSubscription.ID == "" {
newSubscription.ID = util.RandomStringPrefix(subscriptionIDPrefix, subscriptionIDLength) newSubscription.ID = util.RandomStringPrefix(subscriptionIDPrefix, subscriptionIDLength)
v.user.Prefs.Subscriptions = append(v.user.Prefs.Subscriptions, newSubscription) u.Prefs.Subscriptions = append(u.Prefs.Subscriptions, newSubscription)
if err := s.userManager.ChangeSettings(v.user); err != nil { if err := s.userManager.ChangeSettings(u); err != nil {
return err return err
} }
} }
@ -329,11 +334,12 @@ func (s *Server) handleAccountSubscriptionChange(w http.ResponseWriter, r *http.
if err != nil { if err != nil {
return err return err
} }
if v.user.Prefs == nil || v.user.Prefs.Subscriptions == nil { u := v.User()
if u.Prefs == nil || u.Prefs.Subscriptions == nil {
return errHTTPNotFound return errHTTPNotFound
} }
var subscription *user.Subscription var subscription *user.Subscription
for _, sub := range v.user.Prefs.Subscriptions { for _, sub := range u.Prefs.Subscriptions {
if sub.ID == subscriptionID { if sub.ID == subscriptionID {
sub.DisplayName = updatedSubscription.DisplayName sub.DisplayName = updatedSubscription.DisplayName
subscription = sub subscription = sub
@ -343,7 +349,7 @@ func (s *Server) handleAccountSubscriptionChange(w http.ResponseWriter, r *http.
if subscription == nil { if subscription == nil {
return errHTTPNotFound return errHTTPNotFound
} }
if err := s.userManager.ChangeSettings(v.user); err != nil { if err := s.userManager.ChangeSettings(u); err != nil {
return err return err
} }
return s.writeJSON(w, subscription) return s.writeJSON(w, subscription)
@ -355,18 +361,19 @@ func (s *Server) handleAccountSubscriptionDelete(w http.ResponseWriter, r *http.
return errHTTPInternalErrorInvalidPath return errHTTPInternalErrorInvalidPath
} }
subscriptionID := matches[1] subscriptionID := matches[1]
if v.user.Prefs == nil || v.user.Prefs.Subscriptions == nil { u := v.User()
if u.Prefs == nil || u.Prefs.Subscriptions == nil {
return nil return nil
} }
newSubscriptions := make([]*user.Subscription, 0) newSubscriptions := make([]*user.Subscription, 0)
for _, subscription := range v.user.Prefs.Subscriptions { for _, subscription := range u.Prefs.Subscriptions {
if subscription.ID != subscriptionID { if subscription.ID != subscriptionID {
newSubscriptions = append(newSubscriptions, subscription) newSubscriptions = append(newSubscriptions, subscription)
} }
} }
if len(newSubscriptions) < len(v.user.Prefs.Subscriptions) { if len(newSubscriptions) < len(u.Prefs.Subscriptions) {
v.user.Prefs.Subscriptions = newSubscriptions u.Prefs.Subscriptions = newSubscriptions
if err := s.userManager.ChangeSettings(v.user); err != nil { if err := s.userManager.ChangeSettings(u); err != nil {
return err return err
} }
} }
@ -374,7 +381,8 @@ func (s *Server) handleAccountSubscriptionDelete(w http.ResponseWriter, r *http.
} }
func (s *Server) handleAccountReservationAdd(w http.ResponseWriter, r *http.Request, v *visitor) error { func (s *Server) handleAccountReservationAdd(w http.ResponseWriter, r *http.Request, v *visitor) error {
if v.user != nil && v.user.Role == user.RoleAdmin { u := v.User()
if u != nil && u.Role == user.RoleAdmin {
return errHTTPBadRequestMakesNoSenseForAdmin return errHTTPBadRequestMakesNoSenseForAdmin
} }
req, err := readJSONWithLimit[apiAccountReservationRequest](r.Body, jsonBodyBytesLimit, false) req, err := readJSONWithLimit[apiAccountReservationRequest](r.Body, jsonBodyBytesLimit, false)
@ -388,27 +396,27 @@ func (s *Server) handleAccountReservationAdd(w http.ResponseWriter, r *http.Requ
if err != nil { if err != nil {
return errHTTPBadRequestPermissionInvalid return errHTTPBadRequestPermissionInvalid
} }
if v.user.Tier == nil { if u.Tier == nil {
return errHTTPUnauthorized return errHTTPUnauthorized
} }
// CHeck if we are allowed to reserve this topic // CHeck if we are allowed to reserve this topic
if err := s.userManager.CheckAllowAccess(v.user.Name, req.Topic); err != nil { if err := s.userManager.CheckAllowAccess(u.Name, req.Topic); err != nil {
return errHTTPConflictTopicReserved return errHTTPConflictTopicReserved
} }
hasReservation, err := s.userManager.HasReservation(v.user.Name, req.Topic) hasReservation, err := s.userManager.HasReservation(u.Name, req.Topic)
if err != nil { if err != nil {
return err return err
} }
if !hasReservation { if !hasReservation {
reservations, err := s.userManager.ReservationsCount(v.user.Name) reservations, err := s.userManager.ReservationsCount(u.Name)
if err != nil { if err != nil {
return err return err
} else if reservations >= v.user.Tier.ReservationLimit { } else if reservations >= u.Tier.ReservationLimit {
return errHTTPTooManyRequestsLimitReservations return errHTTPTooManyRequestsLimitReservations
} }
} }
// Actually add the reservation // Actually add the reservation
if err := s.userManager.AddReservation(v.user.Name, req.Topic, everyone); err != nil { if err := s.userManager.AddReservation(u.Name, req.Topic, everyone); err != nil {
return err return err
} }
// Kill existing subscribers // Kill existing subscribers
@ -416,7 +424,7 @@ func (s *Server) handleAccountReservationAdd(w http.ResponseWriter, r *http.Requ
if err != nil { if err != nil {
return err return err
} }
t.CancelSubscribers(v.user.ID) t.CancelSubscribers(u.ID)
return s.writeJSON(w, newSuccessResponse()) return s.writeJSON(w, newSuccessResponse())
} }
@ -429,13 +437,14 @@ func (s *Server) handleAccountReservationDelete(w http.ResponseWriter, r *http.R
if !topicRegex.MatchString(topic) { if !topicRegex.MatchString(topic) {
return errHTTPBadRequestTopicInvalid return errHTTPBadRequestTopicInvalid
} }
authorized, err := s.userManager.HasReservation(v.user.Name, topic) u := v.User()
authorized, err := s.userManager.HasReservation(u.Name, topic)
if err != nil { if err != nil {
return err return err
} else if !authorized { } else if !authorized {
return errHTTPUnauthorized return errHTTPUnauthorized
} }
if err := s.userManager.RemoveReservations(v.user.Name, topic); err != nil { if err := s.userManager.RemoveReservations(u.Name, topic); err != nil {
return err return err
} }
return s.writeJSON(w, newSuccessResponse()) return s.writeJSON(w, newSuccessResponse())
@ -465,12 +474,23 @@ func (s *Server) maybeRemoveMessagesAndExcessReservations(logPrefix string, u *u
return nil return nil
} }
// publishSyncEventAsync kicks of a Go routine to publish a sync message to the user's sync topic
func (s *Server) publishSyncEventAsync(v *visitor) {
go func() {
if err := s.publishSyncEvent(v); err != nil {
log.Trace("%s Error publishing to user's sync topic: %s", v.String(), err.Error())
}
}()
}
// publishSyncEvent publishes a sync message to the user's sync topic
func (s *Server) publishSyncEvent(v *visitor) error { func (s *Server) publishSyncEvent(v *visitor) error {
if v.user == nil || v.user.SyncTopic == "" { u := v.User()
if u == nil || u.SyncTopic == "" {
return nil return nil
} }
log.Trace("Publishing sync event to user %s's sync topic %s", v.user.Name, v.user.SyncTopic) log.Trace("Publishing sync event to user %s's sync topic %s", u.Name, u.SyncTopic)
syncTopic, err := s.topicFromID(v.user.SyncTopic) syncTopic, err := s.topicFromID(u.SyncTopic)
if err != nil { if err != nil {
return err return err
} }
@ -484,15 +504,3 @@ func (s *Server) publishSyncEvent(v *visitor) error {
} }
return nil return nil
} }
func (s *Server) publishSyncEventAsync(v *visitor) {
go func() {
u := v.User()
if u == nil || u.SyncTopic == "" {
return
}
if err := s.publishSyncEvent(v); err != nil {
log.Trace("Error publishing to user %s's sync topic %s: %s", u.Name, u.SyncTopic, err.Error())
}
}()
}

7
server/server_middleware.go
View file

@ -24,7 +24,7 @@ func (s *Server) ensureUserManager(next handleFunc) handleFunc {
func (s *Server) ensureUser(next handleFunc) handleFunc { func (s *Server) ensureUser(next handleFunc) handleFunc {
return s.ensureUserManager(func(w http.ResponseWriter, r *http.Request, v *visitor) error { return s.ensureUserManager(func(w http.ResponseWriter, r *http.Request, v *visitor) error {
if v.user == nil { if v.User() == nil {
return errHTTPUnauthorized return errHTTPUnauthorized
} }
return next(w, r, v) return next(w, r, v)
@ -42,7 +42,7 @@ func (s *Server) ensurePaymentsEnabled(next handleFunc) handleFunc {
func (s *Server) ensureStripeCustomer(next handleFunc) handleFunc { func (s *Server) ensureStripeCustomer(next handleFunc) handleFunc {
return s.ensureUser(func(w http.ResponseWriter, r *http.Request, v *visitor) error { return s.ensureUser(func(w http.ResponseWriter, r *http.Request, v *visitor) error {
if v.user.Billing.StripeCustomerID == "" { if v.User().Billing.StripeCustomerID == "" {
return errHTTPBadRequestNotAPaidUser return errHTTPBadRequestNotAPaidUser
} }
return next(w, r, v) return next(w, r, v)
@ -51,9 +51,6 @@ func (s *Server) ensureStripeCustomer(next handleFunc) handleFunc {
func (s *Server) withAccountSync(next handleFunc) handleFunc { func (s *Server) withAccountSync(next handleFunc) handleFunc {
return func(w http.ResponseWriter, r *http.Request, v *visitor) error { return func(w http.ResponseWriter, r *http.Request, v *visitor) error {
if v.user == nil {
return next(w, r, v)
}
err := next(w, r, v) err := next(w, r, v)
if err == nil { if err == nil {
s.publishSyncEventAsync(v) s.publishSyncEventAsync(v)

40
server/server_payments.go
View file

@ -54,7 +54,7 @@ var (
) )
// handleBillingTiersGet returns all available paid tiers, and the free tier. This is to populate the upgrade dialog // handleBillingTiersGet returns all available paid tiers, and the free tier. This is to populate the upgrade dialog
// in the UI. Note that this endpoint does NOT have a user context (no v.user!). // in the UI. Note that this endpoint does NOT have a user context (no u!).
func (s *Server) handleBillingTiersGet(w http.ResponseWriter, _ *http.Request, _ *visitor) error { func (s *Server) handleBillingTiersGet(w http.ResponseWriter, _ *http.Request, _ *visitor) error {
tiers, err := s.userManager.Tiers() tiers, err := s.userManager.Tiers()
if err != nil { if err != nil {
@ -107,7 +107,8 @@ func (s *Server) handleBillingTiersGet(w http.ResponseWriter, _ *http.Request, _
// handleAccountBillingSubscriptionCreate creates a Stripe checkout flow to create a user subscription. The tier // handleAccountBillingSubscriptionCreate creates a Stripe checkout flow to create a user subscription. The tier
// will be updated by a subsequent webhook from Stripe, once the subscription becomes active. // will be updated by a subsequent webhook from Stripe, once the subscription becomes active.
func (s *Server) handleAccountBillingSubscriptionCreate(w http.ResponseWriter, r *http.Request, v *visitor) error { func (s *Server) handleAccountBillingSubscriptionCreate(w http.ResponseWriter, r *http.Request, v *visitor) error {
if v.user.Billing.StripeSubscriptionID != "" { u := v.User()
if u.Billing.StripeSubscriptionID != "" {
return errHTTPBadRequestBillingSubscriptionExists return errHTTPBadRequestBillingSubscriptionExists
} }
req, err := readJSONWithLimit[apiAccountBillingSubscriptionChangeRequest](r.Body, jsonBodyBytesLimit, false) req, err := readJSONWithLimit[apiAccountBillingSubscriptionChangeRequest](r.Body, jsonBodyBytesLimit, false)
@ -122,9 +123,9 @@ func (s *Server) handleAccountBillingSubscriptionCreate(w http.ResponseWriter, r
} }
log.Info("%s Creating Stripe checkout flow", logHTTPPrefix(v, r)) log.Info("%s Creating Stripe checkout flow", logHTTPPrefix(v, r))
var stripeCustomerID *string var stripeCustomerID *string
if v.user.Billing.StripeCustomerID != "" { if u.Billing.StripeCustomerID != "" {
stripeCustomerID = &v.user.Billing.StripeCustomerID stripeCustomerID = &u.Billing.StripeCustomerID
stripeCustomer, err := s.stripe.GetCustomer(v.user.Billing.StripeCustomerID) stripeCustomer, err := s.stripe.GetCustomer(u.Billing.StripeCustomerID)
if err != nil { if err != nil {
return err return err
} else if stripeCustomer.Subscriptions != nil && len(stripeCustomer.Subscriptions.Data) > 0 { } else if stripeCustomer.Subscriptions != nil && len(stripeCustomer.Subscriptions.Data) > 0 {
@ -134,7 +135,7 @@ func (s *Server) handleAccountBillingSubscriptionCreate(w http.ResponseWriter, r
successURL := s.config.BaseURL + apiAccountBillingSubscriptionCheckoutSuccessTemplate successURL := s.config.BaseURL + apiAccountBillingSubscriptionCheckoutSuccessTemplate
params := &stripe.CheckoutSessionParams{ params := &stripe.CheckoutSessionParams{
Customer: stripeCustomerID, // A user may have previously deleted their subscription Customer: stripeCustomerID, // A user may have previously deleted their subscription
ClientReferenceID: &v.user.ID, ClientReferenceID: &u.ID,
SuccessURL: &successURL, SuccessURL: &successURL,
Mode: stripe.String(string(stripe.CheckoutSessionModeSubscription)), Mode: stripe.String(string(stripe.CheckoutSessionModeSubscription)),
AllowPromotionCodes: stripe.Bool(true), AllowPromotionCodes: stripe.Bool(true),
@ -146,7 +147,7 @@ func (s *Server) handleAccountBillingSubscriptionCreate(w http.ResponseWriter, r
}, },
Params: stripe.Params{ Params: stripe.Params{
Metadata: map[string]string{ Metadata: map[string]string{
"user_id": v.user.ID, "user_id": u.ID,
}, },
}, },
} }
@ -164,7 +165,7 @@ func (s *Server) handleAccountBillingSubscriptionCreate(w http.ResponseWriter, r
// the session ID in the URL to retrieve the Stripe subscription and update the local database. This is the first // the session ID in the URL to retrieve the Stripe subscription and update the local database. This is the first
// and only time we can map the local username with the Stripe customer ID. // and only time we can map the local username with the Stripe customer ID.
func (s *Server) handleAccountBillingSubscriptionCreateSuccess(w http.ResponseWriter, r *http.Request, v *visitor) error { func (s *Server) handleAccountBillingSubscriptionCreateSuccess(w http.ResponseWriter, r *http.Request, v *visitor) error {
// We don't have a v.user in this endpoint, only a userManager! // We don't have v.User() in this endpoint, only a userManager!
matches := apiAccountBillingSubscriptionCheckoutSuccessRegex.FindStringSubmatch(r.URL.Path) matches := apiAccountBillingSubscriptionCheckoutSuccessRegex.FindStringSubmatch(r.URL.Path)
if len(matches) != 2 { if len(matches) != 2 {
return errHTTPInternalErrorInvalidPath return errHTTPInternalErrorInvalidPath
@ -212,7 +213,8 @@ func (s *Server) handleAccountBillingSubscriptionCreateSuccess(w http.ResponseWr
// handleAccountBillingSubscriptionUpdate updates an existing Stripe subscription to a new price, and updates // handleAccountBillingSubscriptionUpdate updates an existing Stripe subscription to a new price, and updates
// a user's tier accordingly. This endpoint only works if there is an existing subscription. // a user's tier accordingly. This endpoint only works if there is an existing subscription.
func (s *Server) handleAccountBillingSubscriptionUpdate(w http.ResponseWriter, r *http.Request, v *visitor) error { func (s *Server) handleAccountBillingSubscriptionUpdate(w http.ResponseWriter, r *http.Request, v *visitor) error {
if v.user.Billing.StripeSubscriptionID == "" { u := v.User()
if u.Billing.StripeSubscriptionID == "" {
return errNoBillingSubscription return errNoBillingSubscription
} }
req, err := readJSONWithLimit[apiAccountBillingSubscriptionChangeRequest](r.Body, jsonBodyBytesLimit, false) req, err := readJSONWithLimit[apiAccountBillingSubscriptionChangeRequest](r.Body, jsonBodyBytesLimit, false)
@ -223,8 +225,8 @@ func (s *Server) handleAccountBillingSubscriptionUpdate(w http.ResponseWriter, r
if err != nil { if err != nil {
return err return err
} }
log.Info("%s Changing billing tier to %s (price %s) for subscription %s", logHTTPPrefix(v, r), tier.Code, tier.StripePriceID, v.user.Billing.StripeSubscriptionID) log.Info("%s Changing billing tier to %s (price %s) for subscription %s", logHTTPPrefix(v, r), tier.Code, tier.StripePriceID, u.Billing.StripeSubscriptionID)
sub, err := s.stripe.GetSubscription(v.user.Billing.StripeSubscriptionID) sub, err := s.stripe.GetSubscription(u.Billing.StripeSubscriptionID)
if err != nil { if err != nil {
return err return err
} }
@ -248,12 +250,13 @@ func (s *Server) handleAccountBillingSubscriptionUpdate(w http.ResponseWriter, r
// handleAccountBillingSubscriptionDelete facilitates downgrading a paid user to a tier-less user, // handleAccountBillingSubscriptionDelete facilitates downgrading a paid user to a tier-less user,
// and cancelling the Stripe subscription entirely // and cancelling the Stripe subscription entirely
func (s *Server) handleAccountBillingSubscriptionDelete(w http.ResponseWriter, r *http.Request, v *visitor) error { func (s *Server) handleAccountBillingSubscriptionDelete(w http.ResponseWriter, r *http.Request, v *visitor) error {
log.Info("%s Deleting billing subscription %s", logHTTPPrefix(v, r), v.user.Billing.StripeSubscriptionID) u := v.User()
if v.user.Billing.StripeSubscriptionID != "" { log.Info("%s Deleting billing subscription %s", logHTTPPrefix(v, r), u.Billing.StripeSubscriptionID)
if u.Billing.StripeSubscriptionID != "" {
params := &stripe.SubscriptionParams{ params := &stripe.SubscriptionParams{
CancelAtPeriodEnd: stripe.Bool(true), CancelAtPeriodEnd: stripe.Bool(true),
} }
_, err := s.stripe.UpdateSubscription(v.user.Billing.StripeSubscriptionID, params) _, err := s.stripe.UpdateSubscription(u.Billing.StripeSubscriptionID, params)
if err != nil { if err != nil {
return err return err
} }
@ -264,12 +267,13 @@ func (s *Server) handleAccountBillingSubscriptionDelete(w http.ResponseWriter, r
// handleAccountBillingPortalSessionCreate creates a session to the customer billing portal, and returns the // handleAccountBillingPortalSessionCreate creates a session to the customer billing portal, and returns the
// redirect URL. The billing portal allows customers to change their payment methods, and cancel the subscription. // redirect URL. The billing portal allows customers to change their payment methods, and cancel the subscription.
func (s *Server) handleAccountBillingPortalSessionCreate(w http.ResponseWriter, r *http.Request, v *visitor) error { func (s *Server) handleAccountBillingPortalSessionCreate(w http.ResponseWriter, r *http.Request, v *visitor) error {
if v.user.Billing.StripeCustomerID == "" { u := v.User()
if u.Billing.StripeCustomerID == "" {
return errHTTPBadRequestNotAPaidUser return errHTTPBadRequestNotAPaidUser
} }
log.Info("%s Creating billing portal session", logHTTPPrefix(v, r)) log.Info("%s Creating billing portal session", logHTTPPrefix(v, r))
params := &stripe.BillingPortalSessionParams{ params := &stripe.BillingPortalSessionParams{
Customer: stripe.String(v.user.Billing.StripeCustomerID), Customer: stripe.String(u.Billing.StripeCustomerID),
ReturnURL: stripe.String(s.config.BaseURL), ReturnURL: stripe.String(s.config.BaseURL),
} }
ps, err := s.stripe.NewPortalSession(params) ps, err := s.stripe.NewPortalSession(params)
@ -284,8 +288,8 @@ func (s *Server) handleAccountBillingPortalSessionCreate(w http.ResponseWriter,
// handleAccountBillingWebhook handles incoming Stripe webhooks. It mainly keeps the local user database in sync // handleAccountBillingWebhook handles incoming Stripe webhooks. It mainly keeps the local user database in sync
// with the Stripe view of the world. This endpoint is authorized via the Stripe webhook secret. Note that the // with the Stripe view of the world. This endpoint is authorized via the Stripe webhook secret. Note that the
// visitor (v) in this endpoint is the Stripe API, so we don't have v.user available. // visitor (v) in this endpoint is the Stripe API, so we don't have u available.
func (s *Server) handleAccountBillingWebhook(w http.ResponseWriter, r *http.Request, _ *visitor) error { func (s *Server) handleAccountBillingWebhook(_ http.ResponseWriter, r *http.Request, _ *visitor) error {
stripeSignature := r.Header.Get("Stripe-Signature") stripeSignature := r.Header.Get("Stripe-Signature")
if stripeSignature == "" { if stripeSignature == "" {
return errHTTPBadRequestBillingRequestInvalid return errHTTPBadRequestBillingRequestInvalid

2
user/manager.go
View file

@ -30,6 +30,7 @@ const (
tokenMaxCount = 10 // Only keep this many tokens in the table per user tokenMaxCount = 10 // Only keep this many tokens in the table per user
) )
// Default constants that may be overridden by configs
const ( const (
DefaultUserStatsQueueWriterInterval = 33 * time.Second DefaultUserStatsQueueWriterInterval = 33 * time.Second
DefaultUserPasswordBcryptCost = 10 DefaultUserPasswordBcryptCost = 10
@ -1195,6 +1196,7 @@ func (a *Manager) readTier(rows *sql.Rows) (*Tier, error) {
}, nil }, nil
} }
// Close closes the underlying database
func (a *Manager) Close() error { func (a *Manager) Close() error {
return a.db.Close() return a.db.Close()
} }