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ntfy
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Write stats to user table asynchronously

This commit is contained in:
binwiederhier 2022-12-20 21:18:33 -05:00
parent 2f567af80b
commit cc55bec521
6 changed files with 102 additions and 51 deletions
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7
auth/auth.go
View File

@ -17,6 +17,7 @@ type Manager interface {
CreateToken(user *User) (string, error)
RemoveToken(user *User) error
ChangeSettings(user *User) error
EnqueueUpdateStats(user *User)
// Authorize returns nil if the given user has access to the given topic using the desired
// permission. The user param may be nil to signal an anonymous user.
@ -65,6 +66,7 @@ type User struct {
Grants []Grant
Prefs *UserPrefs
Plan *Plan
Stats *Stats
}
type UserPrefs struct {
@ -102,6 +104,11 @@ type UserNotificationPrefs struct {
DeleteAfter int `json:"delete_after,omitempty"`
}
type Stats struct {
Messages int64
Emails int64
}
// Grant is a struct that represents an access control entry to a topic
type Grant struct {
TopicPattern string // May include wildcard (*)

71
auth/auth_sqlite.go
View File

@ -7,14 +7,18 @@ import (
"fmt"
_ "github.com/mattn/go-sqlite3" // SQLite driver
"golang.org/x/crypto/bcrypt"
"heckel.io/ntfy/log"
"heckel.io/ntfy/util"
"strings"
"sync"
"time"
)
const (
tokenLength = 32
bcryptCost = 10
intentionalSlowDownHash = "$2a$10$YFCQvqQDwIIwnJM1xkAYOeih0dg17UVGanaTStnrSzC8NCWxcLDwy" // Cost should match bcryptCost
statsWriterInterval = 10 * time.Second
)
// Manager-related queries
@ -36,6 +40,8 @@ const (
user TEXT NOT NULL,
pass TEXT NOT NULL,
role TEXT NOT NULL,
messages INT NOT NULL DEFAULT (0),
emails INT NOT NULL DEFAULT (0),
settings JSON,
FOREIGN KEY (plan_id) REFERENCES plan (id)
);
@ -46,13 +52,14 @@ const (
read INT NOT NULL,
write INT NOT NULL,
PRIMARY KEY (user_id, topic),
FOREIGN KEY (user_id) REFERENCES user (id)
FOREIGN KEY (user_id) REFERENCES user (id) ON DELETE CASCADE
);
CREATE TABLE IF NOT EXISTS user_token (
user_id INT NOT NULL,
token TEXT NOT NULL,
expires INT NOT NULL,
PRIMARY KEY (user_id, token)
PRIMARY KEY (user_id, token),
FOREIGN KEY (user_id) REFERENCES user (id) ON DELETE CASCADE
);
CREATE TABLE IF NOT EXISTS schemaVersion (
id INT PRIMARY KEY,
@ -62,13 +69,13 @@ const (
COMMIT;
`
selectUserByNameQuery = `
SELECT u.user, u.pass, u.role, u.settings, p.code, p.messages_limit, p.emails_limit, p.attachment_file_size_limit, p.attachment_total_size_limit
SELECT u.user, u.pass, u.role, u.messages, u.emails, u.settings, p.code, p.messages_limit, p.emails_limit, p.attachment_file_size_limit, p.attachment_total_size_limit
FROM user u
LEFT JOIN plan p on p.id = u.plan_id
WHERE user = ?
`
selectUserByTokenQuery = `
SELECT u.user, u.pass, u.role, u.settings, p.code, p.messages_limit, p.emails_limit, p.attachment_file_size_limit, p.attachment_total_size_limit
SELECT u.user, u.pass, u.role, u.messages, u.emails, u.settings, p.code, p.messages_limit, p.emails_limit, p.attachment_file_size_limit, p.attachment_total_size_limit
FROM user u
JOIN user_token t on u.id = t.user_id
LEFT JOIN plan p on p.id = u.plan_id
@ -90,6 +97,7 @@ const (
updateUserPassQuery = `UPDATE user SET pass = ? WHERE user = ?`
updateUserRoleQuery = `UPDATE user SET role = ? WHERE user = ?`
updateUserSettingsQuery = `UPDATE user SET settings = ? WHERE user = ?`
updateUserStatsQuery = `UPDATE user SET messages = ?, emails = ? WHERE user = ?`
deleteUserQuery = `DELETE FROM user WHERE user = ?`
upsertUserAccessQuery = `INSERT INTO user_access (user_id, topic, read, write) VALUES ((SELECT id FROM user WHERE user = ?), ?, ?, ?)`
@ -116,6 +124,8 @@ type SQLiteAuthManager struct {
db *sql.DB
defaultRead bool
defaultWrite bool
statsQueue map[string]*Stats // Username -> Stats
mu sync.Mutex
}
var _ Manager = (*SQLiteAuthManager)(nil)
@ -129,11 +139,14 @@ func NewSQLiteAuthManager(filename string, defaultRead, defaultWrite bool) (*SQL
if err := setupAuthDB(db); err != nil {
return nil, err
}
return &SQLiteAuthManager{
manager := &SQLiteAuthManager{
db: db,
defaultRead: defaultRead,
defaultWrite: defaultWrite,
}, nil
statsQueue: make(map[string]*Stats),
}
go manager.statsWriter()
return manager, nil
}
// Authenticate checks username and password and returns a user if correct. The method
@ -194,6 +207,39 @@ func (a *SQLiteAuthManager) ChangeSettings(user *User) error {
return nil
}
func (a *SQLiteAuthManager) EnqueueUpdateStats(user *User) {
a.mu.Lock()
defer a.mu.Unlock()
a.statsQueue[user.Name] = user.Stats
}
func (a *SQLiteAuthManager) statsWriter() {
ticker := time.NewTicker(statsWriterInterval)
for range ticker.C {
if err := a.writeStats(); err != nil {
log.Warn("UserManager: Writing user stats failed: %s", err.Error())
}
}
}
func (a *SQLiteAuthManager) writeStats() error {
tx, err := a.db.Begin()
if err != nil {
return err
}
defer tx.Rollback()
a.mu.Lock()
statsQueue := a.statsQueue
a.statsQueue = make(map[string]*Stats)
a.mu.Unlock()
for username, stats := range statsQueue {
if _, err := tx.Exec(updateUserStatsQuery, stats.Messages, stats.Emails, username); err != nil {
return err
}
}
return tx.Commit()
}
// Authorize returns nil if the given user has access to the given topic using the desired
// permission. The user param may be nil to signal an anonymous user.
func (a *SQLiteAuthManager) Authorize(user *User, topic string, perm Permission) error {
@ -325,12 +371,13 @@ func (a *SQLiteAuthManager) userByToken(token string) (*User, error) {
func (a *SQLiteAuthManager) readUser(rows *sql.Rows) (*User, error) {
defer rows.Close()
var username, hash, role string
var prefs, planCode sql.NullString
var settings, planCode sql.NullString
var messages, emails int64
var messagesLimit, emailsLimit, attachmentFileSizeLimit, attachmentTotalSizeLimit sql.NullInt64
if !rows.Next() {
return nil, ErrNotFound
}
if err := rows.Scan(&username, &hash, &role, &prefs, &planCode, &messagesLimit, &emailsLimit, &attachmentFileSizeLimit, &attachmentTotalSizeLimit); err != nil {
if err := rows.Scan(&username, &hash, &role, &messages, &emails, &settings, &planCode, &messagesLimit, &emailsLimit, &attachmentFileSizeLimit, &attachmentTotalSizeLimit); err != nil {
return nil, err
} else if err := rows.Err(); err != nil {
return nil, err
@ -344,10 +391,14 @@ func (a *SQLiteAuthManager) readUser(rows *sql.Rows) (*User, error) {
Hash: hash,
Role: Role(role),
Grants: grants,
Stats: &Stats{
Messages: messages,
Emails: emails,
},
}
if prefs.Valid {
if settings.Valid {
user.Prefs = &UserPrefs{}
if err := json.Unmarshal([]byte(prefs.String), user.Prefs); err != nil {
if err := json.Unmarshal([]byte(settings.String), user.Prefs); err != nil {
return nil, err
}
}

38
server/server.go
View File

@ -36,7 +36,7 @@ import (
/*
TODO
persist user stats in user table
publishXHR + poll should pick current user, not from userManager
expire tokens
auto-refresh tokens from UI
reserve topics
@ -498,7 +498,6 @@ func (s *Server) handlePublishWithoutResponse(r *http.Request, v *visitor) (*mes
m = newPollRequestMessage(t.ID, m.PollID)
}
if v.user != nil {
log.Info("user is %s", v.user.Name)
m.User = v.user.Name
}
if err := s.handlePublishBody(r, v, m, body, unifiedpush); err != nil {
@ -537,6 +536,9 @@ func (s *Server) handlePublishWithoutResponse(r *http.Request, v *visitor) (*mes
}
}
v.IncrMessages()
if v.user != nil {
s.auth.EnqueueUpdateStats(v.user)
}
s.mu.Lock()
s.messages++
s.mu.Unlock()
@ -772,14 +774,14 @@ func (s *Server) handleBodyAsAttachment(r *http.Request, v *visitor, m *message,
} else if m.Time > time.Now().Add(s.config.AttachmentExpiryDuration).Unix() {
return errHTTPBadRequestAttachmentsExpiryBeforeDelivery
}
visitorStats, err := v.Stats()
stats, err := v.Stats()
if err != nil {
return err
}
contentLengthStr := r.Header.Get("Content-Length")
if contentLengthStr != "" { // Early "do-not-trust" check, hard limit see below
contentLength, err := strconv.ParseInt(contentLengthStr, 10, 64)
if err == nil && (contentLength > visitorStats.AttachmentTotalSizeRemaining || contentLength > s.config.AttachmentFileSizeLimit) {
if err == nil && (contentLength > stats.AttachmentTotalSizeRemaining || contentLength > stats.AttachmentFileSizeLimit) {
return errHTTPEntityTooLargeAttachmentTooLarge
}
}
@ -797,7 +799,7 @@ func (s *Server) handleBodyAsAttachment(r *http.Request, v *visitor, m *message,
if m.Message == "" {
m.Message = fmt.Sprintf(defaultAttachmentMessage, m.Attachment.Name)
}
m.Attachment.Size, err = s.fileCache.Write(m.ID, body, v.BandwidthLimiter(), util.NewFixedLimiter(visitorStats.AttachmentTotalSizeRemaining))
m.Attachment.Size, err = s.fileCache.Write(m.ID, body, v.BandwidthLimiter(), util.NewFixedLimiter(stats.AttachmentTotalSizeRemaining))
if err == util.ErrLimitReached {
return errHTTPEntityTooLargeAttachmentTooLarge
} else if err != nil {
@ -1446,33 +1448,11 @@ func (s *Server) autorizeTopic(next handleFunc, perm auth.Permission) handleFunc
}
}
// extractUserPass reads the username/password from the basic auth header (Authorization: Basic ...),
// or from the ?auth=... query param. The latter is required only to support the WebSocket JavaScript
// class, which does not support passing headers during the initial request. The auth query param
// is effectively double base64 encoded. Its format is base64(Basic base64(user:pass)).
func extractUserPass(r *http.Request) (username string, password string, ok bool) {
username, password, ok = r.BasicAuth()
if ok {
return
}
authParam := readQueryParam(r, "authorization", "auth")
if authParam != "" {
a, err := base64.RawURLEncoding.DecodeString(authParam)
if err != nil {
return
}
r.Header.Set("Authorization", string(a))
return r.BasicAuth()
}
return
}
// visitor creates or retrieves a rate.Limiter for the given visitor.
// Note that this function will always return a visitor, even if an error occurs.
func (s *Server) visitor(r *http.Request) (v *visitor, err error) {
ip := s.extractIPAddress(r)
visitorID := fmt.Sprintf("ip:%s", ip.String())
var user *auth.User // may stay nil if no auth header!
if user, err = s.authenticate(r); err != nil {
log.Debug("authentication failed: %s", err.Error())
@ -1486,6 +1466,10 @@ func (s *Server) visitor(r *http.Request) (v *visitor, err error) {
return v, err // Always return visitor, even when error occurs!
}
// authenticate a user based on basic auth username/password (Authorization: Basic ...), or token auth (Authorization: Bearer ...).
// The Authorization header can be passed as a header or the ?auth=... query param. The latter is required only to
// support the WebSocket JavaScript class, which does not support passing headers during the initial request. The auth
// query param is effectively double base64 encoded. Its format is base64(Basic base64(user:pass)).
func (s *Server) authenticate(r *http.Request) (user *auth.User, err error) {
value := r.Header.Get("Authorization")
queryParam := readQueryParam(r, "authorization", "auth")

29
server/visitor.go
View File

@ -28,11 +28,11 @@ type visitor struct {
messageCache *messageCache
ip netip.Addr
user *auth.User
messages int64
emails int64
requestLimiter *rate.Limiter
emailsLimiter *rate.Limiter
subscriptionLimiter util.Limiter
messages int64 // Number of messages sent
emails int64 // Number of emails sent
requestLimiter *rate.Limiter // Rate limiter for (almost) all requests (including messages)
emailsLimiter *rate.Limiter // Rate limiter for emails
subscriptionLimiter util.Limiter // Fixed limiter for active subscriptions (ongoing connections)
bandwidthLimiter util.Limiter
firebase time.Time // Next allowed Firebase message
seen time.Time
@ -55,6 +55,11 @@ type visitorStats struct {
func newVisitor(conf *Config, messageCache *messageCache, ip netip.Addr, user *auth.User) *visitor {
var requestLimiter, emailsLimiter *rate.Limiter
var messages, emails int64
if user != nil {
messages = user.Stats.Messages
emails = user.Stats.Emails
}
if user != nil && user.Plan != nil {
requestLimiter = rate.NewLimiter(dailyLimitToRate(user.Plan.MessagesLimit), conf.VisitorRequestLimitBurst)
emailsLimiter = rate.NewLimiter(dailyLimitToRate(user.Plan.EmailsLimit), conf.VisitorEmailLimitBurst)
@ -67,8 +72,8 @@ func newVisitor(conf *Config, messageCache *messageCache, ip netip.Addr, user *a
messageCache: messageCache,
ip: ip,
user: user,
messages: 0, // TODO
emails: 0, // TODO
messages: messages,
emails: emails,
requestLimiter: requestLimiter,
emailsLimiter: emailsLimiter,
subscriptionLimiter: util.NewFixedLimiter(int64(conf.VisitorSubscriptionLimit)),
@ -142,12 +147,18 @@ func (v *visitor) IncrMessages() {
v.mu.Lock()
defer v.mu.Unlock()
v.messages++
if v.user != nil {
v.user.Stats.Messages = v.messages
}
}
func (v *visitor) IncrEmails() {
v.mu.Lock()
defer v.mu.Unlock()
v.emails++
if v.user != nil {
v.user.Stats.Emails = v.emails
}
}
func (v *visitor) Stats() (*visitorStats, error) {
@ -186,9 +197,9 @@ func (v *visitor) Stats() (*visitorStats, error) {
return nil, err
}
stats.Messages = messages
stats.MessagesRemaining = zeroIfNegative(stats.MessagesLimit - stats.MessagesLimit)
stats.MessagesRemaining = zeroIfNegative(stats.MessagesLimit - stats.Messages)
stats.Emails = emails
stats.EmailsRemaining = zeroIfNegative(stats.EmailsLimit - stats.EmailsRemaining)
stats.EmailsRemaining = zeroIfNegative(stats.EmailsLimit - stats.Emails)
stats.AttachmentTotalSize = attachmentsBytesUsed
stats.AttachmentTotalSizeRemaining = zeroIfNegative(stats.AttachmentTotalSizeLimit - stats.AttachmentTotalSize)
return stats, nil

2
web/public/static/langs/de.json
View File

@ -62,7 +62,7 @@
"publish_dialog_progress_uploading_detail": "Hochladen {{loaded}}/{{total}} ({{percent}} %) …",
"publish_dialog_priority_max": "Max. Priorität",
"publish_dialog_topic_placeholder": "Thema, z.B. phil_alerts",
"publish_dialog_attachment_limits_file_reached": "überschreitet das Dateigrößen-Limit {{filesizeLimit}}",
"publish_dialog_attachment_limits_file_reached": "überschreitet das Dateigrößen-Limit {{fileSizeLimit}}",
"publish_dialog_topic_label": "Thema",
"publish_dialog_priority_default": "Standard-Priorität",
"publish_dialog_base_url_placeholder": "Service-URL, z.B. https://example.com",

6
web/src/components/PublishDialog.js
View File

@ -162,9 +162,7 @@ const PublishDialog = (props) => {
try {
const account = await api.getAccount(baseUrl, session.token());
const fileSizeLimit = account.limits.attachment_file_size ?? 0;
const totalSizeLimit = account.limits.attachment_total_size ?? 0;
const usedSize = account.usage.attachments_size ?? 0;
const remainingBytes = (totalSizeLimit > 0) ? totalSizeLimit - usedSize : 0;
const remainingBytes = account.stats.attachment_total_size_remaining;
const fileSizeLimitReached = fileSizeLimit > 0 && file.size > fileSizeLimit;
const quotaReached = remainingBytes > 0 && file.size > remainingBytes;
if (fileSizeLimitReached && quotaReached) {
@ -179,7 +177,7 @@ const PublishDialog = (props) => {
}
setAttachFileError("");
} catch (e) {
console.log(`[SendDialog] Retrieving attachment limits failed`, e);
console.log(`[PublishDialog] Retrieving attachment limits failed`, e);
setAttachFileError(""); // Reset error (rely on server-side checking)
}
};