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Code Releases Activity

Fix a bunch of FIXMEs

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This commit is contained in:
binwiederhier 2023-01-18 15:50:06 -05:00
parent f945fb4cdd
commit 3bd6518309
15 changed files with 269 additions and 182 deletions
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9
go.mod
View file

@ -25,7 +25,10 @@ require (
require github.com/pkg/errors v0.9.1 // indirect
require firebase.google.com/go/v4 v4.10.0
require (
firebase.google.com/go/v4 v4.10.0
github.com/stripe/stripe-go/v74 v74.5.0
)
require (
cloud.google.com/go v0.107.0 // indirect
@ -46,10 +49,6 @@ require (
github.com/googleapis/gax-go/v2 v2.7.0 // indirect
github.com/pmezard/go-difflib v1.0.0 // indirect
github.com/russross/blackfriday/v2 v2.1.0 // indirect
github.com/stripe/stripe-go/v74 v74.5.0 // indirect
github.com/tidwall/gjson v1.14.4 // indirect
github.com/tidwall/match v1.1.1 // indirect
github.com/tidwall/pretty v1.2.1 // indirect
github.com/xrash/smetrics v0.0.0-20201216005158-039620a65673 // indirect
go.opencensus.io v0.24.0 // indirect
golang.org/x/net v0.4.0 // indirect

7
go.sum
View file

@ -102,13 +102,6 @@ github.com/stretchr/testify v1.8.1 h1:w7B6lhMri9wdJUVmEZPGGhZzrYTPvgJArz7wNPgYKs
github.com/stretchr/testify v1.8.1/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o6fzry7u4=
github.com/stripe/stripe-go/v74 v74.5.0 h1:YyqTvVQdS34KYGCfVB87EMn9eDV3FCFkSwfdOQhiVL4=
github.com/stripe/stripe-go/v74 v74.5.0/go.mod h1:5PoXNp30AJ3tGq57ZcFuaMylzNi8KpwlrYAFmO1fHZw=
github.com/tidwall/gjson v1.14.4 h1:uo0p8EbA09J7RQaflQ1aBRffTR7xedD2bcIVSYxLnkM=
github.com/tidwall/gjson v1.14.4/go.mod h1:/wbyibRr2FHMks5tjHJ5F8dMZh3AcwJEMf5vlfC0lxk=
github.com/tidwall/match v1.1.1 h1:+Ho715JplO36QYgwN9PGYNhgZvoUSc9X2c80KVTi+GA=
github.com/tidwall/match v1.1.1/go.mod h1:eRSPERbgtNPcGhD8UCthc6PmLEQXEWd3PRB5JTxsfmM=
github.com/tidwall/pretty v1.2.0/go.mod h1:ITEVvHYasfjBbM0u2Pg8T2nJnzm8xPwvNhhsoaGGjNU=
github.com/tidwall/pretty v1.2.1 h1:qjsOFOWWQl+N3RsoF5/ssm1pHmJJwhjlSbZ51I6wMl4=
github.com/tidwall/pretty v1.2.1/go.mod h1:ITEVvHYasfjBbM0u2Pg8T2nJnzm8xPwvNhhsoaGGjNU=
github.com/urfave/cli/v2 v2.23.7 h1:YHDQ46s3VghFHFf1DdF+Sh7H4RqhcM+t0TmZRJx4oJY=
github.com/urfave/cli/v2 v2.23.7/go.mod h1:GHupkWPMM0M/sj1a2b4wUrWBPzazNrIjouW6fmdJLxc=
github.com/xrash/smetrics v0.0.0-20201216005158-039620a65673 h1:bAn7/zixMGCfxrRTfdpNzjtPYqr8smhKouy9mxVdGPU=

28
server/config.go
View file

@ -19,6 +19,7 @@ const (
DefaultFirebaseKeepaliveInterval = 3 * time.Hour // ~control topic (Android), not too frequently to save battery
DefaultFirebasePollInterval = 20 * time.Minute // ~poll topic (iOS), max. 2-3 times per hour (see docs)
DefaultFirebaseQuotaExceededPenaltyDuration = 10 * time.Minute // Time that over-users are locked out of Firebase if it returns "quota exceeded"
DefaultStripePriceCacheDuration = time.Hour // Time to keep Stripe prices cached in memory before a refresh is needed
)
// Defines all global and per-visitor limits
@ -112,10 +113,12 @@ type Config struct {
BehindProxy bool
StripeSecretKey string
StripeWebhookKey string
StripePriceCacheDuration time.Duration
EnableWeb bool
EnableSignup bool // Enable creation of accounts via API and UI
EnableLogin bool
EnableReservations bool // Allow users with role "user" to own/reserve topics
AccessControlAllowOrigin string // CORS header field to restrict access from web clients
Version string // injected by App
}
@ -132,9 +135,11 @@ func NewConfig() *Config {
FirebaseKeyFile: "",
CacheFile: "",
CacheDuration: DefaultCacheDuration,
CacheStartupQueries: "",
CacheBatchSize: 0,
CacheBatchTimeout: 0,
AuthFile: "",
AuthStartupQueries: "",
AuthDefault: user.NewPermission(true, true),
AttachmentCacheDir: "",
AttachmentTotalSizeLimit: DefaultAttachmentTotalSizeLimit,
@ -142,14 +147,24 @@ func NewConfig() *Config {
AttachmentExpiryDuration: DefaultAttachmentExpiryDuration,
KeepaliveInterval: DefaultKeepaliveInterval,
ManagerInterval: DefaultManagerInterval,
MessageLimit: DefaultMessageLengthLimit,
MinDelay: DefaultMinDelay,
MaxDelay: DefaultMaxDelay,
WebRootIsApp: false,
DelayedSenderInterval: DefaultDelayedSenderInterval,
FirebaseKeepaliveInterval: DefaultFirebaseKeepaliveInterval,
FirebasePollInterval: DefaultFirebasePollInterval,
FirebaseQuotaExceededPenaltyDuration: DefaultFirebaseQuotaExceededPenaltyDuration,
UpstreamBaseURL: "",
SMTPSenderAddr: "",
SMTPSenderUser: "",
SMTPSenderPass: "",
SMTPSenderFrom: "",
SMTPServerListen: "",
SMTPServerDomain: "",
SMTPServerAddrPrefix: "",
MessageLimit: DefaultMessageLengthLimit,
MinDelay: DefaultMinDelay,
MaxDelay: DefaultMaxDelay,
TotalTopicLimit: DefaultTotalTopicLimit,
TotalAttachmentSizeLimit: 0,
VisitorSubscriptionLimit: DefaultVisitorSubscriptionLimit,
VisitorAttachmentTotalSizeLimit: DefaultVisitorAttachmentTotalSizeLimit,
VisitorAttachmentDailyBandwidthLimit: DefaultVisitorAttachmentDailyBandwidthLimit,
@ -162,7 +177,14 @@ func NewConfig() *Config {
VisitorAccountCreateLimitReplenish: DefaultVisitorAccountCreateLimitReplenish,
VisitorStatsResetTime: DefaultVisitorStatsResetTime,
BehindProxy: false,
StripeSecretKey: "",
StripeWebhookKey: "",
StripePriceCacheDuration: DefaultStripePriceCacheDuration,
EnableWeb: true,
EnableSignup: false,
EnableLogin: false,
EnableReservations: false,
AccessControlAllowOrigin: "*",
Version: "",
}
}

44
server/server.go
View file

@ -39,21 +39,18 @@ import (
payments:
- send dunning emails when overdue
- payment methods
- unmarshal to stripe.Subscription instead of gjson
- delete subscription when account deleted
- delete messages + reserved topics on ResetTier
- move v1/account/tiers to v1/tiers
Limits & rate limiting:
users without tier: should the stats be persisted? are they meaningful?
-> test that the visitor is based on the IP address!
login/account endpoints
when ResetStats() is run, reset messagesLimiter (and others)?
update last_seen when API is accessed
Make sure account endpoints make sense for admins
UI:
- revert home page change
- flicker of upgrade banner
- JS constants
Sync:
@ -82,7 +79,7 @@ type Server struct {
userManager *user.Manager // Might be nil!
messageCache *messageCache
fileCache *fileCache
priceCache map[string]string // Stripe price ID -> formatted price
priceCache *util.LookupCache[map[string]string] // Stripe price ID -> formatted price
closeChan chan bool
mu sync.Mutex
}
@ -144,7 +141,8 @@ const (
emptyMessageBody = "triggered" // Used if message body is empty
newMessageBody = "New message" // Used in poll requests as generic message
defaultAttachmentMessage = "You received a file: %s" // Used if message body is empty, and there is an attachment
encodingBase64 = "base64"
encodingBase64 = "base64" // Used mainly for binary UnifiedPush messages
jsonBodyBytesLimit = 16384
)
// WebSocket constants
@ -201,7 +199,7 @@ func New(conf *Config) (*Server, error) {
topics: topics,
userManager: userManager,
visitors: make(map[string]*visitor),
priceCache: make(map[string]string),
priceCache: util.NewLookupCache(fetchStripePrices, conf.StripePriceCacheDuration),
}, nil
}
@ -454,22 +452,14 @@ func (s *Server) handleEmpty(_ http.ResponseWriter, _ *http.Request, _ *visitor)
}
func (s *Server) handleTopicAuth(w http.ResponseWriter, _ *http.Request, _ *visitor) error {
w.Header().Set("Content-Type", "application/json")
w.Header().Set("Access-Control-Allow-Origin", "*") // CORS, allow cross-origin requests
_, err := io.WriteString(w, `{"success":true}`+"\n")
return err
return s.writeJSON(w, newSuccessResponse())
}
func (s *Server) handleHealth(w http.ResponseWriter, _ *http.Request, _ *visitor) error {
response := &apiHealthResponse{
Healthy: true,
}
w.Header().Set("Content-Type", "text/json")
w.Header().Set("Access-Control-Allow-Origin", "*") // CORS, allow cross-origin requests
if err := json.NewEncoder(w).Encode(response); err != nil {
return err
}
return nil
return s.writeJSON(w, response)
}
func (s *Server) handleWebConfig(w http.ResponseWriter, _ *http.Request, _ *visitor) error {
@ -620,12 +610,7 @@ func (s *Server) handlePublish(w http.ResponseWriter, r *http.Request, v *visito
if err != nil {
return err
}
w.Header().Set("Content-Type", "application/json")
w.Header().Set("Access-Control-Allow-Origin", "*") // CORS, allow cross-origin requests
if err := json.NewEncoder(w).Encode(m); err != nil {
return err
}
return nil
return s.writeJSON(w, m)
}
func (s *Server) handlePublishMatrix(w http.ResponseWriter, r *http.Request, v *visitor) error {
@ -1175,7 +1160,7 @@ func parseSince(r *http.Request, poll bool) (sinceMarker, error) {
func (s *Server) handleOptions(w http.ResponseWriter, _ *http.Request, _ *visitor) error {
w.Header().Set("Access-Control-Allow-Methods", "GET, PUT, POST, PATCH, DELETE")
w.Header().Set("Access-Control-Allow-Origin", "*") // CORS, allow cross-origin requests
w.Header().Set("Access-Control-Allow-Origin", s.config.AccessControlAllowOrigin) // CORS, allow cross-origin requests
w.Header().Set("Access-Control-Allow-Headers", "*") // CORS, allow auth via JS // FIXME is this terrible?
return nil
}
@ -1482,7 +1467,7 @@ func (s *Server) limitRequests(next handleFunc) handleFunc {
// before passing it on to the next handler. This is meant to be used in combination with handlePublish.
func (s *Server) transformBodyJSON(next handleFunc) handleFunc {
return func(w http.ResponseWriter, r *http.Request, v *visitor) error {
m, err := readJSONWithLimit[publishMessage](r.Body, s.config.MessageLimit)
m, err := readJSONWithLimit[publishMessage](r.Body, s.config.MessageLimit*2) // 2x to account for JSON format overhead
if err != nil {
return err
}
@ -1650,3 +1635,12 @@ func (s *Server) visitorFromIP(ip netip.Addr) *visitor {
func (s *Server) visitorFromUser(user *user.User, ip netip.Addr) *visitor {
return s.visitorFromID(fmt.Sprintf("user:%s", user.Name), ip, user)
}
func (s *Server) writeJSON(w http.ResponseWriter, v any) error {
w.Header().Set("Content-Type", "application/json")
w.Header().Set("Access-Control-Allow-Origin", s.config.AccessControlAllowOrigin) // CORS, allow cross-origin requests
if err := json.NewEncoder(w).Encode(v); err != nil {
return err
}
return nil
}

67
server/server_account.go
View file

@ -10,7 +10,6 @@ import (
)
const (
jsonBodyBytesLimit = 4096
subscriptionIDLength = 16
createdByAPI = "api"
syncTopicAccountSyncEvent = "sync"
@ -38,9 +37,7 @@ func (s *Server) handleAccountCreate(w http.ResponseWriter, r *http.Request, v *
if err := s.userManager.AddUser(newAccount.Username, newAccount.Password, user.RoleUser, createdByAPI); err != nil { // TODO this should return a User
return err
}
w.Header().Set("Content-Type", "application/json")
w.Header().Set("Access-Control-Allow-Origin", "*") // FIXME remove this
return nil
return s.writeJSON(w, newSuccessResponse())
}
func (s *Server) handleAccountGet(w http.ResponseWriter, _ *http.Request, v *visitor) error {
@ -118,21 +115,14 @@ func (s *Server) handleAccountGet(w http.ResponseWriter, _ *http.Request, v *vis
response.Username = user.Everyone
response.Role = string(user.RoleAnonymous)
}
w.Header().Set("Content-Type", "application/json")
w.Header().Set("Access-Control-Allow-Origin", "*") // FIXME remove this
if err := json.NewEncoder(w).Encode(response); err != nil {
return err
}
return nil
return s.writeJSON(w, response)
}
func (s *Server) handleAccountDelete(w http.ResponseWriter, _ *http.Request, v *visitor) error {
if err := s.userManager.RemoveUser(v.user.Name); err != nil {
return err
}
w.Header().Set("Content-Type", "application/json")
w.Header().Set("Access-Control-Allow-Origin", "*") // FIXME remove this
return nil
return s.writeJSON(w, newSuccessResponse())
}
func (s *Server) handleAccountPasswordChange(w http.ResponseWriter, r *http.Request, v *visitor) error {
@ -143,9 +133,7 @@ func (s *Server) handleAccountPasswordChange(w http.ResponseWriter, r *http.Requ
if err := s.userManager.ChangePassword(v.user.Name, newPassword.Password); err != nil {
return err
}
w.Header().Set("Content-Type", "application/json")
w.Header().Set("Access-Control-Allow-Origin", "*") // FIXME remove this
return nil
return s.writeJSON(w, newSuccessResponse())
}
func (s *Server) handleAccountTokenIssue(w http.ResponseWriter, _ *http.Request, v *visitor) error {
@ -154,16 +142,11 @@ func (s *Server) handleAccountTokenIssue(w http.ResponseWriter, _ *http.Request,
if err != nil {
return err
}
w.Header().Set("Content-Type", "application/json")
w.Header().Set("Access-Control-Allow-Origin", "*") // FIXME remove this
response := &apiAccountTokenResponse{
Token: token.Value,
Expires: token.Expires.Unix(),
}
if err := json.NewEncoder(w).Encode(response); err != nil {
return err
}
return nil
return s.writeJSON(w, response)
}
func (s *Server) handleAccountTokenExtend(w http.ResponseWriter, _ *http.Request, v *visitor) error {
@ -177,16 +160,11 @@ func (s *Server) handleAccountTokenExtend(w http.ResponseWriter, _ *http.Request
if err != nil {
return err
}
w.Header().Set("Content-Type", "application/json")
w.Header().Set("Access-Control-Allow-Origin", "*") // FIXME remove this
response := &apiAccountTokenResponse{
Token: token.Value,
Expires: token.Expires.Unix(),
}
if err := json.NewEncoder(w).Encode(response); err != nil {
return err
}
return nil
return s.writeJSON(w, response)
}
func (s *Server) handleAccountTokenDelete(w http.ResponseWriter, _ *http.Request, v *visitor) error {
@ -197,8 +175,7 @@ func (s *Server) handleAccountTokenDelete(w http.ResponseWriter, _ *http.Request
if err := s.userManager.RemoveToken(v.user); err != nil {
return err
}
w.Header().Set("Access-Control-Allow-Origin", "*") // FIXME remove this
return nil
return s.writeJSON(w, newSuccessResponse())
}
func (s *Server) handleAccountSettingsChange(w http.ResponseWriter, r *http.Request, v *visitor) error {
@ -230,9 +207,7 @@ func (s *Server) handleAccountSettingsChange(w http.ResponseWriter, r *http.Requ
if err := s.userManager.ChangeSettings(v.user); err != nil {
return err
}
w.Header().Set("Content-Type", "application/json")
w.Header().Set("Access-Control-Allow-Origin", "*") // FIXME remove this
return nil
return s.writeJSON(w, newSuccessResponse())
}
func (s *Server) handleAccountSubscriptionAdd(w http.ResponseWriter, r *http.Request, v *visitor) error {
@ -257,12 +232,7 @@ func (s *Server) handleAccountSubscriptionAdd(w http.ResponseWriter, r *http.Req
return err
}
}
w.Header().Set("Content-Type", "application/json")
w.Header().Set("Access-Control-Allow-Origin", "*") // FIXME remove this
if err := json.NewEncoder(w).Encode(newSubscription); err != nil {
return err
}
return nil
return s.writeJSON(w, newSubscription)
}
func (s *Server) handleAccountSubscriptionChange(w http.ResponseWriter, r *http.Request, v *visitor) error {
@ -292,12 +262,7 @@ func (s *Server) handleAccountSubscriptionChange(w http.ResponseWriter, r *http.
if err := s.userManager.ChangeSettings(v.user); err != nil {
return err
}
w.Header().Set("Content-Type", "application/json")
w.Header().Set("Access-Control-Allow-Origin", "*") // FIXME remove this
if err := json.NewEncoder(w).Encode(subscription); err != nil {
return err
}
return nil
return s.writeJSON(w, subscription)
}
func (s *Server) handleAccountSubscriptionDelete(w http.ResponseWriter, r *http.Request, v *visitor) error {
@ -321,9 +286,7 @@ func (s *Server) handleAccountSubscriptionDelete(w http.ResponseWriter, r *http.
return err
}
}
w.Header().Set("Content-Type", "application/json")
w.Header().Set("Access-Control-Allow-Origin", "*") // FIXME remove this
return nil
return s.writeJSON(w, newSuccessResponse())
}
func (s *Server) handleAccountReservationAdd(w http.ResponseWriter, r *http.Request, v *visitor) error {
@ -366,9 +329,7 @@ func (s *Server) handleAccountReservationAdd(w http.ResponseWriter, r *http.Requ
if err := s.userManager.AllowAccess(owner, user.Everyone, req.Topic, everyone.IsRead(), everyone.IsWrite()); err != nil {
return err
}
w.Header().Set("Content-Type", "application/json")
w.Header().Set("Access-Control-Allow-Origin", "*") // FIXME remove this
return nil
return s.writeJSON(w, newSuccessResponse())
}
func (s *Server) handleAccountReservationDelete(w http.ResponseWriter, r *http.Request, v *visitor) error {
@ -392,9 +353,7 @@ func (s *Server) handleAccountReservationDelete(w http.ResponseWriter, r *http.R
if err := s.userManager.ResetAccess(user.Everyone, topic); err != nil {
return err
}
w.Header().Set("Content-Type", "application/json")
w.Header().Set("Access-Control-Allow-Origin", "*") // FIXME remove this
return nil
return s.writeJSON(w, newSuccessResponse())
}
func (s *Server) publishSyncEvent(v *visitor) error {

118
server/server_payments.go
View file

@ -1,6 +1,7 @@
package server
import (
"bytes"
"encoding/json"
"errors"
"fmt"
@ -11,19 +12,15 @@ import (
"github.com/stripe/stripe-go/v74/price"
"github.com/stripe/stripe-go/v74/subscription"
"github.com/stripe/stripe-go/v74/webhook"
"github.com/tidwall/gjson"
"heckel.io/ntfy/log"
"heckel.io/ntfy/user"
"heckel.io/ntfy/util"
"io"
"net/http"
"net/netip"
"time"
)
const (
stripeBodyBytesLimit = 16384
)
var (
errNotAPaidTier = errors.New("tier does not have billing price identifier")
errMultipleBillingSubscriptions = errors.New("cannot have multiple billing subscriptions")
@ -52,22 +49,14 @@ func (s *Server) handleBillingTiersGet(w http.ResponseWriter, _ *http.Request, _
},
},
}
for _, tier := range tiers {
if tier.StripePriceID == "" {
continue
}
priceStr, ok := s.priceCache[tier.StripePriceID]
if !ok {
p, err := price.Get(tier.StripePriceID, nil)
prices, err := s.priceCache.Value()
if err != nil {
return err
}
if p.UnitAmount%100 == 0 {
priceStr = fmt.Sprintf("$%d", p.UnitAmount/100)
} else {
priceStr = fmt.Sprintf("$%.2f", float64(p.UnitAmount)/100)
}
s.priceCache[tier.StripePriceID] = priceStr // FIXME race, make this sync.Map or something
for _, tier := range tiers {
priceStr, ok := prices[tier.StripePriceID]
if tier.StripePriceID == "" || !ok {
continue
}
response = append(response, &apiAccountBillingTier{
Code: tier.Code,
@ -84,12 +73,7 @@ func (s *Server) handleBillingTiersGet(w http.ResponseWriter, _ *http.Request, _
},
})
}
w.Header().Set("Content-Type", "application/json")
w.Header().Set("Access-Control-Allow-Origin", "*") // FIXME remove this
if err := json.NewEncoder(w).Encode(response); err != nil {
return err
}
return nil
return s.writeJSON(w, response)
}
// handleAccountBillingSubscriptionCreate creates a Stripe checkout flow to create a user subscription. The tier
@ -143,12 +127,7 @@ func (s *Server) handleAccountBillingSubscriptionCreate(w http.ResponseWriter, r
response := &apiAccountBillingSubscriptionCreateResponse{
RedirectURL: sess.URL,
}
w.Header().Set("Content-Type", "application/json")
w.Header().Set("Access-Control-Allow-Origin", "*") // FIXME remove this
if err := json.NewEncoder(w).Encode(response); err != nil {
return err
}
return nil
return s.writeJSON(w, response)
}
func (s *Server) handleAccountBillingSubscriptionCreateSuccess(w http.ResponseWriter, r *http.Request, _ *visitor) error {
@ -219,12 +198,7 @@ func (s *Server) handleAccountBillingSubscriptionUpdate(w http.ResponseWriter, r
if err != nil {
return err
}
w.Header().Set("Content-Type", "application/json")
w.Header().Set("Access-Control-Allow-Origin", "*") // FIXME remove this
if err := json.NewEncoder(w).Encode(newSuccessResponse()); err != nil {
return err
}
return nil
return s.writeJSON(w, newSuccessResponse())
}
// handleAccountBillingSubscriptionDelete facilitates downgrading a paid user to a tier-less user,
@ -239,12 +213,7 @@ func (s *Server) handleAccountBillingSubscriptionDelete(w http.ResponseWriter, r
return err
}
}
w.Header().Set("Content-Type", "application/json")
w.Header().Set("Access-Control-Allow-Origin", "*") // FIXME remove this
if err := json.NewEncoder(w).Encode(newSuccessResponse()); err != nil {
return err
}
return nil
return s.writeJSON(w, newSuccessResponse())
}
func (s *Server) handleAccountBillingPortalSessionCreate(w http.ResponseWriter, r *http.Request, v *visitor) error {
@ -262,12 +231,7 @@ func (s *Server) handleAccountBillingPortalSessionCreate(w http.ResponseWriter,
response := &apiAccountBillingPortalRedirectResponse{
RedirectURL: ps.URL,
}
w.Header().Set("Content-Type", "application/json")
w.Header().Set("Access-Control-Allow-Origin", "*") // FIXME remove this
if err := json.NewEncoder(w).Encode(response); err != nil {
return err
}
return nil
return s.writeJSON(w, response)
}
// handleAccountBillingWebhook handles incoming Stripe webhooks. It mainly keeps the local user database in sync
@ -278,7 +242,7 @@ func (s *Server) handleAccountBillingWebhook(w http.ResponseWriter, r *http.Requ
if stripeSignature == "" {
return errHTTPBadRequestBillingRequestInvalid
}
body, err := util.Peek(r.Body, stripeBodyBytesLimit)
body, err := util.Peek(r.Body, jsonBodyBytesLimit)
if err != nil {
return err
} else if body.LimitReached {
@ -302,25 +266,23 @@ func (s *Server) handleAccountBillingWebhook(w http.ResponseWriter, r *http.Requ
}
func (s *Server) handleAccountBillingWebhookSubscriptionUpdated(event json.RawMessage) error {
subscriptionID := gjson.GetBytes(event, "id")
customerID := gjson.GetBytes(event, "customer")
status := gjson.GetBytes(event, "status")
currentPeriodEnd := gjson.GetBytes(event, "current_period_end")
cancelAt := gjson.GetBytes(event, "cancel_at")
priceID := gjson.GetBytes(event, "items.data.0.price.id")
if !subscriptionID.Exists() || !status.Exists() || !currentPeriodEnd.Exists() || !cancelAt.Exists() || !priceID.Exists() {
r, err := util.UnmarshalJSON[apiStripeSubscriptionUpdatedEvent](io.NopCloser(bytes.NewReader(event)))
if err != nil {
return err
} else if r.ID == "" || r.Customer == "" || r.Status == "" || r.CurrentPeriodEnd == 0 || r.Items == nil || len(r.Items.Data) != 1 || r.Items.Data[0].Price == nil || r.Items.Data[0].Price.ID == "" {
return errHTTPBadRequestBillingRequestInvalid
}
log.Info("Stripe: customer %s: Updating subscription to status %s, with price %s", customerID.String(), status, priceID)
u, err := s.userManager.UserByStripeCustomer(customerID.String())
subscriptionID, priceID := r.ID, r.Items.Data[0].Price.ID
log.Info("Stripe: customer %s: Updating subscription to status %s, with price %s", r.Customer, r.Status, priceID)
u, err := s.userManager.UserByStripeCustomer(r.Customer)
if err != nil {
return err
}
tier, err := s.userManager.TierByStripePrice(priceID.String())
tier, err := s.userManager.TierByStripePrice(priceID)
if err != nil {
return err
}
if err := s.updateSubscriptionAndTier(u, customerID.String(), subscriptionID.String(), status.String(), currentPeriodEnd.Int(), cancelAt.Int(), tier.Code); err != nil {
if err := s.updateSubscriptionAndTier(u, r.Customer, subscriptionID, r.Status, r.CurrentPeriodEnd, r.CancelAt, tier.Code); err != nil {
return err
}
s.publishSyncEventAsync(s.visitorFromUser(u, netip.IPv4Unspecified()))
@ -328,16 +290,18 @@ func (s *Server) handleAccountBillingWebhookSubscriptionUpdated(event json.RawMe
}
func (s *Server) handleAccountBillingWebhookSubscriptionDeleted(event json.RawMessage) error {
customerID := gjson.GetBytes(event, "customer")
if !customerID.Exists() {
r, err := util.UnmarshalJSON[apiStripeSubscriptionDeletedEvent](io.NopCloser(bytes.NewReader(event)))
if err != nil {
return err
} else if r.Customer == "" {
return errHTTPBadRequestBillingRequestInvalid
}
log.Info("Stripe: customer %s: subscription deleted, downgrading to unpaid tier", customerID.String())
u, err := s.userManager.UserByStripeCustomer(customerID.String())
log.Info("Stripe: customer %s: subscription deleted, downgrading to unpaid tier", r.Customer)
u, err := s.userManager.UserByStripeCustomer(r.Customer)
if err != nil {
return err
}
if err := s.updateSubscriptionAndTier(u, customerID.String(), "", "", 0, 0, ""); err != nil {
if err := s.updateSubscriptionAndTier(u, r.Customer, "", "", 0, 0, ""); err != nil {
return err
}
s.publishSyncEventAsync(s.visitorFromUser(u, netip.IPv4Unspecified()))
@ -364,3 +328,27 @@ func (s *Server) updateSubscriptionAndTier(u *user.User, customerID, subscriptio
}
return nil
}
// fetchStripePrices contacts the Stripe API to retrieve all prices. This is used by the server to cache the prices
// in memory, and ultimately for the web app to display the price table.
func fetchStripePrices() (map[string]string, error) {
log.Debug("Caching prices from Stripe API")
prices := make(map[string]string)
iter := price.List(&stripe.PriceListParams{
Active: stripe.Bool(true),
})
for iter.Next() {
p := iter.Price()
if p.UnitAmount%100 == 0 {
prices[p.ID] = fmt.Sprintf("$%d", p.UnitAmount/100)
} else {
prices[p.ID] = fmt.Sprintf("$%.2f", float64(p.UnitAmount)/100)
}
log.Trace("- Caching price %s = %v", p.ID, prices[p.ID])
}
if iter.Err() != nil {
log.Warn("Fetching Stripe prices failed: %s", iter.Err().Error())
return nil, iter.Err()
}
return prices, nil
}

2
server/server_test.go
View file

@ -1463,7 +1463,7 @@ func TestServer_PublishAttachmentBandwidthLimit(t *testing.T) {
msg := toMessage(t, response.Body.String())
require.Contains(t, msg.Attachment.URL, "http://127.0.0.1:12345/file/")
// Get it 4 times successfully
// Value it 4 times successfully
path := strings.TrimPrefix(msg.Attachment.URL, "http://127.0.0.1:12345")
for i := 1; i <= 4; i++ { // 4 successful downloads
response = request(t, s, "GET", path, "", nil)

19
server/types.go
View file

@ -336,3 +336,22 @@ func newSuccessResponse() *apiSuccessResponse {
Success: true,
}
}
type apiStripeSubscriptionUpdatedEvent struct {
ID string `json:"id"`
Customer string `json:"customer"`
Status string `json:"status"`
CurrentPeriodEnd int64 `json:"current_period_end"`
CancelAt int64 `json:"cancel_at"`
Items *struct {
Data []*struct {
Price *struct {
ID string `json:"id"`
} `json:"price"`
} `json:"data"`
} `json:"items"`
}
type apiStripeSubscriptionDeletedEvent struct {
Customer string `json:"customer"`
}

20
user/manager.go
View file

@ -66,7 +66,6 @@ const (
stripe_subscription_cancel_at INT,
created_by TEXT NOT NULL,
created_at INT NOT NULL,
last_seen INT NOT NULL,
FOREIGN KEY (tier_id) REFERENCES tier (id)
);
CREATE UNIQUE INDEX idx_user ON user (user);
@ -93,8 +92,8 @@ const (
id INT PRIMARY KEY,
version INT NOT NULL
);
INSERT INTO user (id, user, pass, role, sync_topic, created_by, created_at, last_seen)
VALUES (1, '*', '', 'anonymous', '', 'system', UNIXEPOCH(), 0)
INSERT INTO user (id, user, pass, role, sync_topic, created_by, created_at)
VALUES (1, '*', '', 'anonymous', '', 'system', UNIXEPOCH())
ON CONFLICT (id) DO NOTHING;
`
createTablesQueries = `BEGIN; ` + createTablesQueriesNoTx + ` COMMIT;`
@ -130,8 +129,8 @@ const (
`
insertUserQuery = `
INSERT INTO user (user, pass, role, sync_topic, created_by, created_at, last_seen)
VALUES (?, ?, ?, ?, ?, ?, ?)
INSERT INTO user (user, pass, role, sync_topic, created_by, created_at)
VALUES (?, ?, ?, ?, ?, ?)
`
selectUsernamesQuery = `
SELECT user
@ -257,8 +256,8 @@ const (
ALTER TABLE user RENAME TO user_old;
`
migrate1To2InsertFromOldTablesAndDropNoTx = `
INSERT INTO user (user, pass, role, sync_topic, created_by, created_at, last_seen)
SELECT user, pass, role, '', 'admin', UNIXEPOCH(), UNIXEPOCH() FROM user_old;
INSERT INTO user (user, pass, role, sync_topic, created_by, created_at)
SELECT user, pass, role, '', 'admin', UNIXEPOCH() FROM user_old;
INSERT INTO user_access (user_id, topic, read, write)
SELECT u.id, a.topic, a.read, a.write
@ -531,7 +530,7 @@ func (a *Manager) AddUser(username, password string, role Role, createdBy string
return err
}
syncTopic, now := util.RandomString(syncTopicLength), time.Now().Unix()
if _, err = a.db.Exec(insertUserQuery, username, hash, role, syncTopic, createdBy, now, now); err != nil {
if _, err = a.db.Exec(insertUserQuery, username, hash, role, syncTopic, createdBy, now); err != nil {
return err
}
return nil
@ -589,6 +588,7 @@ func (a *Manager) User(username string) (*User, error) {
return a.readUser(rows)
}
// UserByStripeCustomer returns the user with the given Stripe customer ID if it exists, or ErrUserNotFound otherwise.
func (a *Manager) UserByStripeCustomer(stripeCustomerID string) (*User, error) {
rows, err := a.db.Query(selectUserByStripeCustomerIDQuery, stripeCustomerID)
if err != nil {
@ -878,6 +878,7 @@ func (a *Manager) CreateTier(tier *Tier) error {
return nil
}
// ChangeBilling updates a user's billing fields, namely the Stripe customer ID, and subscription information
func (a *Manager) ChangeBilling(user *User) error {
if _, err := a.db.Exec(updateBillingQuery, nullString(user.Billing.StripeCustomerID), nullString(user.Billing.StripeSubscriptionID), nullString(string(user.Billing.StripeSubscriptionStatus)), nullInt64(user.Billing.StripeSubscriptionPaidUntil.Unix()), nullInt64(user.Billing.StripeSubscriptionCancelAt.Unix()), user.Name); err != nil {
return err
@ -885,6 +886,7 @@ func (a *Manager) ChangeBilling(user *User) error {
return nil
}
// Tiers returns a list of all Tier structs
func (a *Manager) Tiers() ([]*Tier, error) {
rows, err := a.db.Query(selectTiersQuery)
if err != nil {
@ -904,6 +906,7 @@ func (a *Manager) Tiers() ([]*Tier, error) {
return tiers, nil
}
// Tier returns a Tier based on the code, or ErrTierNotFound if it does not exist
func (a *Manager) Tier(code string) (*Tier, error) {
rows, err := a.db.Query(selectTierByCodeQuery, code)
if err != nil {
@ -913,6 +916,7 @@ func (a *Manager) Tier(code string) (*Tier, error) {
return a.readTier(rows)
}
// TierByStripePrice returns a Tier based on the Stripe price ID, or ErrTierNotFound if it does not exist
func (a *Manager) TierByStripePrice(priceID string) (*Tier, error) {
rows, err := a.db.Query(selectTierByPriceIDQuery, priceID)
if err != nil {

52
util/lookup_cache.go Normal file
View file

@ -0,0 +1,52 @@
package util
import (
"sync"
"time"
)
// LookupCache is a single-value cache with a time-to-live (TTL). The cache has a lookup function
// to retrieve the value and stores it until TTL is reached.
//
// Example:
//
// lookup := func() (string, error) {
// r, _ := http.Get("...")
// s, _ := io.ReadAll(r.Body)
// return string(s), nil
// }
// c := NewLookupCache[string](lookup, time.Hour)
// fmt.Println(c.Get()) // Fetches the string via HTTP
// fmt.Println(c.Get()) // Uses cached value
type LookupCache[T any] struct {
value *T
lookup func() (T, error)
ttl time.Duration
updated time.Time
mu sync.Mutex
}
// NewLookupCache creates a new LookupCache with a given time-to-live (TTL)
func NewLookupCache[T any](lookup func() (T, error), ttl time.Duration) *LookupCache[T] {
return &LookupCache[T]{
value: nil,
lookup: lookup,
ttl: ttl,
}
}
// Value returns the cached value, or retrieves it via the lookup function
func (c *LookupCache[T]) Value() (T, error) {
c.mu.Lock()
defer c.mu.Unlock()
if c.value == nil || (c.ttl > 0 && time.Since(c.updated) > c.ttl) {
value, err := c.lookup()
if err != nil {
var t T
return t, err
}
c.value = &value
c.updated = time.Now()
}
return *c.value, nil
}

63
util/lookup_cache_test.go Normal file
View file

@ -0,0 +1,63 @@
package util
import (
"errors"
"github.com/stretchr/testify/require"
"testing"
"time"
)
func TestLookupCache_Success(t *testing.T) {
values, i := []string{"first", "second"}, 0
c := NewLookupCache[string](func() (string, error) {
time.Sleep(300 * time.Millisecond)
v := values[i]
i++
return v, nil
}, 500*time.Millisecond)
start := time.Now()
v, err := c.Value()
require.Nil(t, err)
require.Equal(t, values[0], v)
require.True(t, time.Since(start) >= 300*time.Millisecond)
start = time.Now()
v, err = c.Value()
require.Nil(t, err)
require.Equal(t, values[0], v)
require.True(t, time.Since(start) < 200*time.Millisecond)
time.Sleep(550 * time.Millisecond)
start = time.Now()
v, err = c.Value()
require.Nil(t, err)
require.Equal(t, values[1], v)
require.True(t, time.Since(start) >= 300*time.Millisecond)
start = time.Now()
v, err = c.Value()
require.Nil(t, err)
require.Equal(t, values[1], v)
require.True(t, time.Since(start) < 200*time.Millisecond)
}
func TestLookupCache_Error(t *testing.T) {
c := NewLookupCache[string](func() (string, error) {
time.Sleep(200 * time.Millisecond)
return "", errors.New("some error")
}, 500*time.Millisecond)
start := time.Now()
v, err := c.Value()
require.NotNil(t, err)
require.Equal(t, "", v)
require.True(t, time.Since(start) >= 200*time.Millisecond)
start = time.Now()
v, err = c.Value()
require.NotNil(t, err)
require.Equal(t, "", v)
require.True(t, time.Since(start) >= 200*time.Millisecond)
}

5
web/src/app/AccountApi.js
View file

@ -24,11 +24,6 @@ class AccountApi {
constructor() {
this.timer = null;
this.listener = null; // Fired when account is fetched from remote
// Random ID used to identify this client when sending/receiving "sync" events
// to the sync topic of an account. This ID doesn't matter much, but it will prevent
// a client from reacting to its own message.
this.identity = Math.floor(Math.random() * 2586000);
}
registerListener(listener) {

4
web/src/app/config.js
View file

@ -1,6 +1,8 @@
const config = window.config;
if (config.base_url === "") {
// The backend returns an empty base_url for the config struct,
// so the frontend (hey, that's us!) can use the current location.
if (!config.base_url || config.base_url === "") {
config.base_url = window.location.origin;
}

1
web/src/app/db.js
View file

@ -7,6 +7,7 @@ import session from "./Session";
// Notes:
// - As per docs, we only declare the indexable columns, not all columns
// The IndexedDB database name is based on the logged-in user
const dbName = (session.username()) ? `ntfy-${session.username()}` : "ntfy";
const db = new Dexie(dbName);

4
web/src/components/hooks.js
View file

@ -35,12 +35,8 @@ export const useConnectionListeners = (subscriptions, users) => {
try {
const data = JSON.parse(message.message);
if (data.event === "sync") {
if (data.source !== accountApi.identity) {
console.log(`[ConnectionListener] Triggering account sync`);
await accountApi.sync();
} else {
console.log(`[ConnectionListener] I triggered the account sync, ignoring message`);
}
} else {
console.log(`[ConnectionListener] Unknown message type. Doing nothing.`);
}