ntfy/server/server_account.go
2023-01-11 21:38:10 -05:00

388 lines
12 KiB
Go

package server
import (
"encoding/json"
"heckel.io/ntfy/user"
"heckel.io/ntfy/util"
"net/http"
)
const (
jsonBodyBytesLimit = 4096
subscriptionIDLength = 16
createdByAPI = "api"
)
func (s *Server) handleAccountCreate(w http.ResponseWriter, r *http.Request, v *visitor) error {
admin := v.user != nil && v.user.Role == user.RoleAdmin
if !admin {
if !s.config.EnableSignup {
return errHTTPBadRequestSignupNotEnabled
} else if v.user != nil {
return errHTTPUnauthorized // Cannot create account from user context
}
}
newAccount, err := readJSONWithLimit[apiAccountCreateRequest](r.Body, jsonBodyBytesLimit)
if err != nil {
return err
}
if existingUser, _ := s.userManager.User(newAccount.Username); existingUser != nil {
return errHTTPConflictUserExists
}
if v.accountLimiter != nil && !v.accountLimiter.Allow() {
return errHTTPTooManyRequestsLimitAccountCreation
}
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
}
func (s *Server) handleAccountGet(w http.ResponseWriter, _ *http.Request, v *visitor) error {
info, err := v.Info()
if err != nil {
return err
}
limits, stats := info.Limits, info.Stats
response := &apiAccountResponse{
Limits: &apiAccountLimits{
Basis: string(limits.Basis),
Messages: limits.MessagesLimit,
MessagesExpiryDuration: int64(limits.MessagesExpiryDuration.Seconds()),
Emails: limits.EmailsLimit,
Reservations: limits.ReservationsLimit,
AttachmentTotalSize: limits.AttachmentTotalSizeLimit,
AttachmentFileSize: limits.AttachmentFileSizeLimit,
AttachmentExpiryDuration: int64(limits.AttachmentExpiryDuration.Seconds()),
},
Stats: &apiAccountStats{
Messages: stats.Messages,
MessagesRemaining: stats.MessagesRemaining,
Emails: stats.Emails,
EmailsRemaining: stats.EmailsRemaining,
Reservations: stats.Reservations,
ReservationsRemaining: stats.ReservationsRemaining,
AttachmentTotalSize: stats.AttachmentTotalSize,
AttachmentTotalSizeRemaining: stats.AttachmentTotalSizeRemaining,
},
}
if v.user != nil {
response.Username = v.user.Name
response.Role = string(v.user.Role)
response.SyncTopic = v.user.SyncTopic
if v.user.Prefs != nil {
if v.user.Prefs.Language != "" {
response.Language = v.user.Prefs.Language
}
if v.user.Prefs.Notification != nil {
response.Notification = v.user.Prefs.Notification
}
if v.user.Prefs.Subscriptions != nil {
response.Subscriptions = v.user.Prefs.Subscriptions
}
}
if v.user.Tier != nil {
response.Tier = &apiAccountTier{
Code: v.user.Tier.Code,
Name: v.user.Tier.Name,
Paid: v.user.Tier.Paid,
}
}
reservations, err := s.userManager.Reservations(v.user.Name)
if err != nil {
return err
}
if len(reservations) > 0 {
response.Reservations = make([]*apiAccountReservation, 0)
for _, r := range reservations {
response.Reservations = append(response.Reservations, &apiAccountReservation{
Topic: r.Topic,
Everyone: r.Everyone.String(),
})
}
}
} else {
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
}
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
}
func (s *Server) handleAccountPasswordChange(w http.ResponseWriter, r *http.Request, v *visitor) error {
newPassword, err := readJSONWithLimit[apiAccountPasswordChangeRequest](r.Body, jsonBodyBytesLimit)
if err != nil {
return err
}
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
}
func (s *Server) handleAccountTokenIssue(w http.ResponseWriter, _ *http.Request, v *visitor) error {
// TODO rate limit
token, err := s.userManager.CreateToken(v.user)
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
}
func (s *Server) handleAccountTokenExtend(w http.ResponseWriter, _ *http.Request, v *visitor) error {
// TODO rate limit
if v.user == nil {
return errHTTPUnauthorized
} else if v.user.Token == "" {
return errHTTPBadRequestNoTokenProvided
}
token, err := s.userManager.ExtendToken(v.user)
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
}
func (s *Server) handleAccountTokenDelete(w http.ResponseWriter, _ *http.Request, v *visitor) error {
// TODO rate limit
if v.user.Token == "" {
return errHTTPBadRequestNoTokenProvided
}
if err := s.userManager.RemoveToken(v.user); err != nil {
return err
}
w.Header().Set("Access-Control-Allow-Origin", "*") // FIXME remove this
return nil
}
func (s *Server) handleAccountSettingsChange(w http.ResponseWriter, r *http.Request, v *visitor) error {
newPrefs, err := readJSONWithLimit[user.Prefs](r.Body, jsonBodyBytesLimit)
if err != nil {
return err
}
if v.user.Prefs == nil {
v.user.Prefs = &user.Prefs{}
}
prefs := v.user.Prefs
if newPrefs.Language != "" {
prefs.Language = newPrefs.Language
}
if newPrefs.Notification != nil {
if prefs.Notification == nil {
prefs.Notification = &user.NotificationPrefs{}
}
if newPrefs.Notification.DeleteAfter > 0 {
prefs.Notification.DeleteAfter = newPrefs.Notification.DeleteAfter
}
if newPrefs.Notification.Sound != "" {
prefs.Notification.Sound = newPrefs.Notification.Sound
}
if newPrefs.Notification.MinPriority > 0 {
prefs.Notification.MinPriority = newPrefs.Notification.MinPriority
}
}
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
}
func (s *Server) handleAccountSubscriptionAdd(w http.ResponseWriter, r *http.Request, v *visitor) error {
newSubscription, err := readJSONWithLimit[user.Subscription](r.Body, jsonBodyBytesLimit)
if err != nil {
return err
}
if v.user.Prefs == nil {
v.user.Prefs = &user.Prefs{}
}
newSubscription.ID = "" // Client cannot set ID
for _, subscription := range v.user.Prefs.Subscriptions {
if newSubscription.BaseURL == subscription.BaseURL && newSubscription.Topic == subscription.Topic {
newSubscription = subscription
break
}
}
if newSubscription.ID == "" {
newSubscription.ID = util.RandomString(subscriptionIDLength)
v.user.Prefs.Subscriptions = append(v.user.Prefs.Subscriptions, newSubscription)
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(newSubscription); err != nil {
return err
}
return nil
}
func (s *Server) handleAccountSubscriptionChange(w http.ResponseWriter, r *http.Request, v *visitor) error {
matches := accountSubscriptionSingleRegex.FindStringSubmatch(r.URL.Path)
if len(matches) != 2 {
return errHTTPInternalErrorInvalidPath
}
subscriptionID := matches[1]
updatedSubscription, err := readJSONWithLimit[user.Subscription](r.Body, jsonBodyBytesLimit)
if err != nil {
return err
}
if v.user.Prefs == nil || v.user.Prefs.Subscriptions == nil {
return errHTTPNotFound
}
var subscription *user.Subscription
for _, sub := range v.user.Prefs.Subscriptions {
if sub.ID == subscriptionID {
sub.DisplayName = updatedSubscription.DisplayName
subscription = sub
break
}
}
if subscription == nil {
return errHTTPNotFound
}
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
}
func (s *Server) handleAccountSubscriptionDelete(w http.ResponseWriter, r *http.Request, v *visitor) error {
matches := accountSubscriptionSingleRegex.FindStringSubmatch(r.URL.Path)
if len(matches) != 2 {
return errHTTPInternalErrorInvalidPath
}
subscriptionID := matches[1]
if v.user.Prefs == nil || v.user.Prefs.Subscriptions == nil {
return nil
}
newSubscriptions := make([]*user.Subscription, 0)
for _, subscription := range v.user.Prefs.Subscriptions {
if subscription.ID != subscriptionID {
newSubscriptions = append(newSubscriptions, subscription)
}
}
if len(newSubscriptions) < len(v.user.Prefs.Subscriptions) {
v.user.Prefs.Subscriptions = newSubscriptions
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
}
func (s *Server) handleAccountAccessAdd(w http.ResponseWriter, r *http.Request, v *visitor) error {
if v.user != nil && v.user.Role == user.RoleAdmin {
return errHTTPBadRequestMakesNoSenseForAdmin
}
req, err := readJSONWithLimit[apiAccountAccessRequest](r.Body, jsonBodyBytesLimit)
if err != nil {
return err
}
if !topicRegex.MatchString(req.Topic) {
return errHTTPBadRequestTopicInvalid
}
everyone, err := user.ParsePermission(req.Everyone)
if err != nil {
return errHTTPBadRequestPermissionInvalid
}
if v.user.Tier == nil {
return errHTTPUnauthorized // FIXME there should always be a plan!
}
if err := s.userManager.CheckAllowAccess(v.user.Name, req.Topic); err != nil {
return errHTTPConflictTopicReserved
}
hasReservation, err := s.userManager.HasReservation(v.user.Name, req.Topic)
if err != nil {
return err
}
if !hasReservation {
reservations, err := s.userManager.ReservationsCount(v.user.Name)
if err != nil {
return err
} else if reservations >= v.user.Tier.ReservationsLimit {
return errHTTPTooManyRequestsLimitReservations
}
}
owner, username := v.user.Name, v.user.Name
if err := s.userManager.AllowAccess(owner, username, req.Topic, true, true); err != nil {
return err
}
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
}
func (s *Server) handleAccountAccessDelete(w http.ResponseWriter, r *http.Request, v *visitor) error {
matches := accountAccessSingleRegex.FindStringSubmatch(r.URL.Path)
if len(matches) != 2 {
return errHTTPInternalErrorInvalidPath
}
topic := matches[1]
if !topicRegex.MatchString(topic) {
return errHTTPBadRequestTopicInvalid
}
authorized, err := s.userManager.HasReservation(v.user.Name, topic)
if err != nil {
return err
} else if !authorized {
return errHTTPUnauthorized
}
if err := s.userManager.ResetAccess(v.user.Name, topic); err != nil {
return err
}
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
}