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Store Sender IP in DB for delayed messages

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This commit is contained in:
Philipp Heckel 2022-05-31 21:39:19 -04:00
parent 8283b6be97
commit f9284a098a
7 changed files with 73 additions and 42 deletions
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4
server/config.go
View file

@ -67,7 +67,7 @@ type Config struct {
KeepaliveInterval time.Duration
ManagerInterval time.Duration
WebRootIsApp bool
AtSenderInterval time.Duration
DelayedSenderInterval time.Duration
FirebaseKeepaliveInterval time.Duration
FirebasePollInterval time.Duration
FirebaseQuotaLimitPenaltyDuration time.Duration
@ -120,7 +120,7 @@ func NewConfig() *Config {
MessageLimit: DefaultMessageLengthLimit,
MinDelay: DefaultMinDelay,
MaxDelay: DefaultMaxDelay,
AtSenderInterval: DefaultAtSenderInterval,
DelayedSenderInterval: DefaultAtSenderInterval,
FirebaseKeepaliveInterval: DefaultFirebaseKeepaliveInterval,
FirebasePollInterval: DefaultFirebasePollInterval,
FirebaseQuotaLimitPenaltyDuration: DefaultFirebaseQuotaLimitPenaltyDuration,

51
server/message_cache.go
View file

@ -36,7 +36,7 @@ const (
attachment_size INT NOT NULL,
attachment_expires INT NOT NULL,
attachment_url TEXT NOT NULL,
attachment_owner TEXT NOT NULL,
sender TEXT NOT NULL,
encoding TEXT NOT NULL,
published INT NOT NULL
);
@ -45,37 +45,37 @@ const (
COMMIT;
`
insertMessageQuery = `
INSERT INTO messages (mid, time, topic, message, title, priority, tags, click, actions, attachment_name, attachment_type, attachment_size, attachment_expires, attachment_url, attachment_owner, encoding, published)
INSERT INTO messages (mid, time, topic, message, title, priority, tags, click, actions, attachment_name, attachment_type, attachment_size, attachment_expires, attachment_url, sender, encoding, published)
VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)
`
pruneMessagesQuery = `DELETE FROM messages WHERE time < ? AND published = 1`
selectRowIDFromMessageID = `SELECT id FROM messages WHERE topic = ? AND mid = ?`
selectMessagesSinceTimeQuery = `
SELECT mid, time, topic, message, title, priority, tags, click, actions, attachment_name, attachment_type, attachment_size, attachment_expires, attachment_url, attachment_owner, encoding
SELECT mid, time, topic, message, title, priority, tags, click, actions, attachment_name, attachment_type, attachment_size, attachment_expires, attachment_url, sender, encoding
FROM messages
WHERE topic = ? AND time >= ? AND published = 1
ORDER BY time, id
`
selectMessagesSinceTimeIncludeScheduledQuery = `
SELECT mid, time, topic, message, title, priority, tags, click, actions, attachment_name, attachment_type, attachment_size, attachment_expires, attachment_url, attachment_owner, encoding
SELECT mid, time, topic, message, title, priority, tags, click, actions, attachment_name, attachment_type, attachment_size, attachment_expires, attachment_url, sender, encoding
FROM messages
WHERE topic = ? AND time >= ?
ORDER BY time, id
`
selectMessagesSinceIDQuery = `
SELECT mid, time, topic, message, title, priority, tags, click, actions, attachment_name, attachment_type, attachment_size, attachment_expires, attachment_url, attachment_owner, encoding
SELECT mid, time, topic, message, title, priority, tags, click, actions, attachment_name, attachment_type, attachment_size, attachment_expires, attachment_url, sender, encoding
FROM messages
WHERE topic = ? AND id > ? AND published = 1
ORDER BY time, id
`
selectMessagesSinceIDIncludeScheduledQuery = `
SELECT mid, time, topic, message, title, priority, tags, click, actions, attachment_name, attachment_type, attachment_size, attachment_expires, attachment_url, attachment_owner, encoding
SELECT mid, time, topic, message, title, priority, tags, click, actions, attachment_name, attachment_type, attachment_size, attachment_expires, attachment_url, sender, encoding
FROM messages
WHERE topic = ? AND (id > ? OR published = 0)
ORDER BY time, id
`
selectMessagesDueQuery = `
SELECT mid, time, topic, message, title, priority, tags, click, actions, attachment_name, attachment_type, attachment_size, attachment_expires, attachment_url, attachment_owner, encoding
SELECT mid, time, topic, message, title, priority, tags, click, actions, attachment_name, attachment_type, attachment_size, attachment_expires, attachment_url, sender, encoding
FROM messages
WHERE time <= ? AND published = 0
ORDER BY time, id
@ -84,13 +84,13 @@ const (
selectMessagesCountQuery = `SELECT COUNT(*) FROM messages`
selectMessageCountForTopicQuery = `SELECT COUNT(*) FROM messages WHERE topic = ?`
selectTopicsQuery = `SELECT topic FROM messages GROUP BY topic`
selectAttachmentsSizeQuery = `SELECT IFNULL(SUM(attachment_size), 0) FROM messages WHERE attachment_owner = ? AND attachment_expires >= ?`
selectAttachmentsSizeQuery = `SELECT IFNULL(SUM(attachment_size), 0) FROM messages WHERE sender = ? AND attachment_expires >= ?`
selectAttachmentsExpiredQuery = `SELECT mid FROM messages WHERE attachment_expires > 0 AND attachment_expires < ?`
)
// Schema management queries
const (
currentSchemaVersion = 6
currentSchemaVersion = 7
createSchemaVersionTableQuery = `
CREATE TABLE IF NOT EXISTS schemaVersion (
id INT PRIMARY KEY,
@ -173,6 +173,11 @@ const (
migrate5To6AlterMessagesTableQuery = `
ALTER TABLE messages ADD COLUMN actions TEXT NOT NULL DEFAULT('');
`
// 6 -> 7
migrate6To7AlterMessagesTableQuery = `
ALTER TABLE messages RENAME COLUMN attachment_owner TO sender;
`
)
type messageCache struct {
@ -225,7 +230,7 @@ func (c *messageCache) AddMessage(m *message) error {
}
published := m.Time <= time.Now().Unix()
tags := strings.Join(m.Tags, ",")
var attachmentName, attachmentType, attachmentURL, attachmentOwner string
var attachmentName, attachmentType, attachmentURL string
var attachmentSize, attachmentExpires int64
if m.Attachment != nil {
attachmentName = m.Attachment.Name
@ -233,7 +238,6 @@ func (c *messageCache) AddMessage(m *message) error {
attachmentSize = m.Attachment.Size
attachmentExpires = m.Attachment.Expires
attachmentURL = m.Attachment.URL
attachmentOwner = m.Attachment.Owner
}
var actionsStr string
if len(m.Actions) > 0 {
@ -259,7 +263,7 @@ func (c *messageCache) AddMessage(m *message) error {
attachmentSize,
attachmentExpires,
attachmentURL,
attachmentOwner,
m.Sender,
m.Encoding,
published,
)
@ -371,8 +375,8 @@ func (c *messageCache) Prune(olderThan time.Time) error {
return err
}
func (c *messageCache) AttachmentBytesUsed(owner string) (int64, error) {
rows, err := c.db.Query(selectAttachmentsSizeQuery, owner, time.Now().Unix())
func (c *messageCache) AttachmentBytesUsed(sender string) (int64, error) {
rows, err := c.db.Query(selectAttachmentsSizeQuery, sender, time.Now().Unix())
if err != nil {
return 0, err
}
@ -415,7 +419,7 @@ func readMessages(rows *sql.Rows) ([]*message, error) {
for rows.Next() {
var timestamp, attachmentSize, attachmentExpires int64
var priority int
var id, topic, msg, title, tagsStr, click, actionsStr, attachmentName, attachmentType, attachmentURL, attachmentOwner, encoding string
var id, topic, msg, title, tagsStr, click, actionsStr, attachmentName, attachmentType, attachmentURL, sender, encoding string
err := rows.Scan(
&id,
&timestamp,
@ -431,7 +435,7 @@ func readMessages(rows *sql.Rows) ([]*message, error) {
&attachmentSize,
&attachmentExpires,
&attachmentURL,
&attachmentOwner,
&sender,
&encoding,
)
if err != nil {
@ -455,7 +459,6 @@ func readMessages(rows *sql.Rows) ([]*message, error) {
Size: attachmentSize,
Expires: attachmentExpires,
URL: attachmentURL,
Owner: attachmentOwner,
}
}
messages = append(messages, &message{
@ -470,6 +473,7 @@ func readMessages(rows *sql.Rows) ([]*message, error) {
Click: click,
Actions: actions,
Attachment: att,
Sender: sender,
Encoding: encoding,
})
}
@ -516,6 +520,8 @@ func setupCacheDB(db *sql.DB) error {
return migrateFrom4(db)
} else if schemaVersion == 5 {
return migrateFrom5(db)
} else if schemaVersion == 6 {
return migrateFrom6(db)
}
return fmt.Errorf("unexpected schema version found: %d", schemaVersion)
}
@ -599,5 +605,16 @@ func migrateFrom5(db *sql.DB) error {
if _, err := db.Exec(updateSchemaVersion, 6); err != nil {
return err
}
return migrateFrom6(db)
}
func migrateFrom6(db *sql.DB) error {
log.Print("Migrating cache database schema: from 6 to 7")
if _, err := db.Exec(migrate6To7AlterMessagesTableQuery); err != nil {
return err
}
if _, err := db.Exec(updateSchemaVersion, 7); err != nil {
return err
}
return nil // Update this when a new version is added
}

10
server/message_cache_test.go
View file

@ -281,39 +281,39 @@ func testCacheAttachments(t *testing.T, c *messageCache) {
expires1 := time.Now().Add(-4 * time.Hour).Unix()
m := newDefaultMessage("mytopic", "flower for you")
m.ID = "m1"
m.Sender = "1.2.3.4"
m.Attachment = &attachment{
Name: "flower.jpg",
Type: "image/jpeg",
Size: 5000,
Expires: expires1,
URL: "https://ntfy.sh/file/AbDeFgJhal.jpg",
Owner: "1.2.3.4",
}
require.Nil(t, c.AddMessage(m))
expires2 := time.Now().Add(2 * time.Hour).Unix() // Future
m = newDefaultMessage("mytopic", "sending you a car")
m.ID = "m2"
m.Sender = "1.2.3.4"
m.Attachment = &attachment{
Name: "car.jpg",
Type: "image/jpeg",
Size: 10000,
Expires: expires2,
URL: "https://ntfy.sh/file/aCaRURL.jpg",
Owner: "1.2.3.4",
}
require.Nil(t, c.AddMessage(m))
expires3 := time.Now().Add(1 * time.Hour).Unix() // Future
m = newDefaultMessage("another-topic", "sending you another car")
m.ID = "m3"
m.Sender = "1.2.3.4"
m.Attachment = &attachment{
Name: "another-car.jpg",
Type: "image/jpeg",
Size: 20000,
Expires: expires3,
URL: "https://ntfy.sh/file/zakaDHFW.jpg",
Owner: "1.2.3.4",
}
require.Nil(t, c.AddMessage(m))
@ -327,7 +327,7 @@ func testCacheAttachments(t *testing.T, c *messageCache) {
require.Equal(t, int64(5000), messages[0].Attachment.Size)
require.Equal(t, expires1, messages[0].Attachment.Expires)
require.Equal(t, "https://ntfy.sh/file/AbDeFgJhal.jpg", messages[0].Attachment.URL)
require.Equal(t, "1.2.3.4", messages[0].Attachment.Owner)
require.Equal(t, "1.2.3.4", messages[0].Sender)
require.Equal(t, "sending you a car", messages[1].Message)
require.Equal(t, "car.jpg", messages[1].Attachment.Name)
@ -335,7 +335,7 @@ func testCacheAttachments(t *testing.T, c *messageCache) {
require.Equal(t, int64(10000), messages[1].Attachment.Size)
require.Equal(t, expires2, messages[1].Attachment.Expires)
require.Equal(t, "https://ntfy.sh/file/aCaRURL.jpg", messages[1].Attachment.URL)
require.Equal(t, "1.2.3.4", messages[1].Attachment.Owner)
require.Equal(t, "1.2.3.4", messages[1].Sender)
size, err := c.AttachmentBytesUsed("1.2.3.4")
require.Nil(t, err)

30
server/server.go
View file

@ -443,7 +443,7 @@ func (s *Server) handlePublish(w http.ResponseWriter, r *http.Request, v *visito
if s.mailer != nil && email != "" && !delayed {
go s.sendEmail(v, m, email)
}
if s.config.UpstreamBaseURL != "" {
if s.config.UpstreamBaseURL != "" && !delayed {
go s.forwardPollRequest(v, m)
}
if cache {
@ -484,7 +484,10 @@ func (s *Server) forwardPollRequest(v *visitor, m *message) {
return
}
req.Header.Set("X-Poll-ID", m.ID)
response, err := http.DefaultClient.Do(req)
var httpClient = &http.Client{
Timeout: time.Second * 10,
}
response, err := httpClient.Do(req)
if err != nil {
log.Printf("[%s] FWD - Unable to forward poll request: %v", v.ip, err.Error())
return
@ -566,6 +569,7 @@ func (s *Server) parsePublishParams(r *http.Request, v *visitor, m *message) (ca
return false, false, "", false, errHTTPBadRequestDelayTooLarge
}
m.Time = delay.Unix()
m.Sender = v.ip // Important for rate limiting
}
actionsStr := readParam(r, "x-actions", "actions", "action")
if actionsStr != "" {
@ -661,7 +665,7 @@ func (s *Server) handleBodyAsAttachment(r *http.Request, v *visitor, m *message,
m.Attachment = &attachment{}
}
var ext string
m.Attachment.Owner = v.ip // Important for attachment rate limiting
m.Sender = v.ip // Important for attachment rate limiting
m.Attachment.Expires = time.Now().Add(s.config.AttachmentExpiryDuration).Unix()
m.Attachment.Type, ext = util.DetectContentType(body.PeekedBytes, m.Attachment.Name)
m.Attachment.URL = fmt.Sprintf("%s/file/%s%s", s.config.BaseURL, m.ID, ext)
@ -1081,7 +1085,7 @@ func (s *Server) runManager() {
func (s *Server) runDelayedSender() {
for {
select {
case <-time.After(s.config.AtSenderInterval):
case <-time.After(s.config.DelayedSenderInterval):
if err := s.sendDelayedMessages(); err != nil {
log.Printf("error sending scheduled messages: %s", err.Error())
}
@ -1118,7 +1122,7 @@ func (s *Server) sendDelayedMessages() error {
return err
}
for _, m := range messages {
v := s.visitorFromIP("0.0.0.0") // FIXME: get message owner!!
v := s.visitorFromIP(m.Sender)
if err := s.sendDelayedMessage(v, m); err != nil {
log.Printf("error sending delayed message: %s", err.Error())
}
@ -1131,14 +1135,18 @@ func (s *Server) sendDelayedMessage(v *visitor, m *message) error {
defer s.mu.Unlock()
t, ok := s.topics[m.Topic] // If no subscribers, just mark message as published
if ok {
if err := t.Publish(v, m); err != nil {
return fmt.Errorf("unable to publish message %s to topic %s: %v", m.ID, m.Topic, err.Error())
}
go func() {
// We do not rate-limit messages here, since we've rate limited them in the PUT/POST handler
if err := t.Publish(v, m); err != nil {
log.Printf("unable to publish message %s to topic %s: %v", m.ID, m.Topic, err.Error())
}
}()
}
if s.firebase != nil { // Firebase subscribers may not show up in topics map
if err := s.firebase(v, m); err != nil {
return fmt.Errorf("unable to publish to Firebase: %v", err.Error())
}
go s.sendToFirebase(v, m)
}
if s.config.UpstreamBaseURL != "" {
go s.forwardPollRequest(v, m)
}
if err := s.messageCache.MarkPublished(m); err != nil {
return err

1
server/server_firebase_test.go
View file

@ -119,7 +119,6 @@ func TestToFirebaseMessage_Message_Normal_Allowed(t *testing.T) {
Size: 12345,
Expires: 98765543,
URL: "https://example.com/file.jpg",
Owner: "some-owner",
}
fbm, err := toFirebaseMessage(m, &testAuther{Allow: true})
require.Nil(t, err)

17
server/server_test.go
View file

@ -264,7 +264,7 @@ func TestServer_PublishNoCache(t *testing.T) {
func TestServer_PublishAt(t *testing.T) {
c := newTestConfig(t)
c.MinDelay = time.Second
c.AtSenderInterval = 100 * time.Millisecond
c.DelayedSenderInterval = 100 * time.Millisecond
s := newTestServer(t, c)
response := request(t, s, "PUT", "/mytopic", "a message", map[string]string{
@ -283,6 +283,13 @@ func TestServer_PublishAt(t *testing.T) {
messages = toMessages(t, response.Body.String())
require.Equal(t, 1, len(messages))
require.Equal(t, "a message", messages[0].Message)
require.Equal(t, "", messages[0].Sender) // Never return the sender!
messages, err := s.messageCache.Messages("mytopic", sinceAllMessages, true)
require.Nil(t, err)
require.Equal(t, 1, len(messages))
require.Equal(t, "a message", messages[0].Message)
require.Equal(t, "9.9.9.9", messages[0].Sender) // It's stored in the DB though!
}
func TestServer_PublishAtWithCacheError(t *testing.T) {
@ -1019,7 +1026,7 @@ func TestServer_PublishAttachment(t *testing.T) {
require.Equal(t, int64(5000), msg.Attachment.Size)
require.GreaterOrEqual(t, msg.Attachment.Expires, time.Now().Add(179*time.Minute).Unix()) // Almost 3 hours
require.Contains(t, msg.Attachment.URL, "http://127.0.0.1:12345/file/")
require.Equal(t, "", msg.Attachment.Owner) // Should never be returned
require.Equal(t, "", msg.Sender) // Should never be returned
require.FileExists(t, filepath.Join(s.config.AttachmentCacheDir, msg.ID))
path := strings.TrimPrefix(msg.Attachment.URL, "http://127.0.0.1:12345")
@ -1048,7 +1055,7 @@ func TestServer_PublishAttachmentShortWithFilename(t *testing.T) {
require.Equal(t, int64(21), msg.Attachment.Size)
require.GreaterOrEqual(t, msg.Attachment.Expires, time.Now().Add(3*time.Hour).Unix())
require.Contains(t, msg.Attachment.URL, "http://127.0.0.1:12345/file/")
require.Equal(t, "", msg.Attachment.Owner) // Should never be returned
require.Equal(t, "", msg.Sender) // Should never be returned
require.FileExists(t, filepath.Join(s.config.AttachmentCacheDir, msg.ID))
path := strings.TrimPrefix(msg.Attachment.URL, "http://127.0.0.1:12345")
@ -1075,7 +1082,7 @@ func TestServer_PublishAttachmentExternalWithoutFilename(t *testing.T) {
require.Equal(t, "", msg.Attachment.Type)
require.Equal(t, int64(0), msg.Attachment.Size)
require.Equal(t, int64(0), msg.Attachment.Expires)
require.Equal(t, "", msg.Attachment.Owner)
require.Equal(t, "", msg.Sender)
// Slightly unrelated cross-test: make sure we don't add an owner for external attachments
size, err := s.messageCache.AttachmentBytesUsed("127.0.0.1")
@ -1096,7 +1103,7 @@ func TestServer_PublishAttachmentExternalWithFilename(t *testing.T) {
require.Equal(t, "", msg.Attachment.Type)
require.Equal(t, int64(0), msg.Attachment.Size)
require.Equal(t, int64(0), msg.Attachment.Expires)
require.Equal(t, "", msg.Attachment.Owner)
require.Equal(t, "", msg.Sender)
}
func TestServer_PublishAttachmentBadURL(t *testing.T) {

2
server/types.go
View file

@ -32,6 +32,7 @@ type message struct {
Actions []*action `json:"actions,omitempty"`
Attachment *attachment `json:"attachment,omitempty"`
PollID string `json:"poll_id,omitempty"`
Sender string `json:"-"` // IP address of uploader, used for rate limiting
Encoding string `json:"encoding,omitempty"` // empty for raw UTF-8, or "base64" for encoded bytes
}
@ -41,7 +42,6 @@ type attachment struct {
Size int64 `json:"size,omitempty"`
Expires int64 `json:"expires,omitempty"`
URL string `json:"url"`
Owner string `json:"-"` // IP address of uploader, used for rate limiting
}
type action struct {