add generic analytics section for segment compatible api

analytics.go

@@ -26,27 +26,26 @@ import (
 	"maunium.net/go/mautrix/id"
 )
 
-const SegmentURL = "https://api.segment.io/v1/track"
-
-type SegmentClient struct {
+type AnalyticsClient struct {
+	url    string
 	key    string
 	userID string
 	log    zerolog.Logger
 	client http.Client
 }
 
-var Segment SegmentClient
+var Analytics AnalyticsClient
 
-func (sc *SegmentClient) trackSync(userID id.UserID, event string, properties map[string]interface{}) error {
+func (ac *AnalyticsClient) trackSync(userID id.UserID, event string, properties map[string]interface{}) error {
 	var buf bytes.Buffer
-	var segmentUserID string
-	if Segment.userID != "" {
-		segmentUserID = Segment.userID
+	var analyticsUserId string
+	if Analytics.userID != "" {
+		analyticsUserId = Analytics.userID
 	} else {
-		segmentUserID = userID.String()
+		analyticsUserId = userID.String()
 	}
 	err := json.NewEncoder(&buf).Encode(map[string]interface{}{
-		"userId":     segmentUserID,
+		"userId":     analyticsUserId,
 		"event":      event,
 		"properties": properties,
 	})
@@ -54,12 +53,12 @@ func (sc *SegmentClient) trackSync(userID id.UserID, event string, properties ma
 		return err
 	}
 
-	req, err := http.NewRequest("POST", SegmentURL, &buf)
+	req, err := http.NewRequest("POST", ac.url, &buf)
 	if err != nil {
 		return err
 	}
-	req.SetBasicAuth(sc.key, "")
-	resp, err := sc.client.Do(req)
+	req.SetBasicAuth(ac.key, "")
+	resp, err := ac.client.Do(req)
 	if err != nil {
 		return err
 	}
@@ -70,12 +69,12 @@ func (sc *SegmentClient) trackSync(userID id.UserID, event string, properties ma
 	return nil
 }
 
-func (sc *SegmentClient) IsEnabled() bool {
-	return len(sc.key) > 0
+func (ac *AnalyticsClient) IsEnabled() bool {
+	return len(ac.key) > 0
 }
 
-func (sc *SegmentClient) Track(userID id.UserID, event string, properties ...map[string]interface{}) {
-	if !sc.IsEnabled() {
+func (ac *AnalyticsClient) Track(userID id.UserID, event string, properties ...map[string]interface{}) {
+	if !ac.IsEnabled() {
 		return
 	} else if len(properties) > 1 {
 		panic("Track should be called with at most one property map")
@@ -87,11 +86,11 @@ func (sc *SegmentClient) Track(userID id.UserID, event string, properties ...map
 			props = properties[0]
 		}
 		props["bridge"] = "gmessages"
-		err := sc.trackSync(userID, event, props)
+		err := ac.trackSync(userID, event, props)
 		if err != nil {
-			sc.log.Err(err).Str("event", event).Msg("Error tracking event")
+			ac.log.Err(err).Str("event", event).Msg("Error tracking event")
 		} else {
-			sc.log.Debug().Str("event", event).Msg("Tracked event")
+			ac.log.Debug().Str("event", event).Msg("Tracked event")
 		}
 	}()
 }

config/config.go

@@ -24,8 +24,11 @@ import (
 type Config struct {
 	*bridgeconfig.BaseConfig `yaml:",inline"`
 
-	SegmentKey    string `yaml:"segment_key"`
-	SegmentUserID string `yaml:"segment_user_id"`
+	Analytics struct {
+		Host   string `yaml:"host"`
+		Token  string `yaml:"token"`
+		UserID string `yaml:"user_id"`
+	}
 
 	Metrics struct {
 		Enabled bool   `yaml:"enabled"`

config/upgrade.go

@@ -25,8 +25,9 @@ import (
 func DoUpgrade(helper *up.Helper) {
 	bridgeconfig.Upgrader.DoUpgrade(helper)
 
-	helper.Copy(up.Str|up.Null, "segment_key")
-	helper.Copy(up.Str|up.Null, "segment_user_id")
+	helper.Copy(up.Str|up.Null, "analytics", "host")
+	helper.Copy(up.Str|up.Null, "analytics", "token")
+	helper.Copy(up.Str|up.Null, "analytics", "user_id")
 
 	helper.Copy(up.Bool, "metrics", "enabled")
 	helper.Copy(up.Str, "metrics", "listen")
@@ -104,7 +105,7 @@ var SpacedBlocks = [][]string{
 	{"appservice", "database"},
 	{"appservice", "id"},
 	{"appservice", "as_token"},
-	{"segment_key"},
+	{"analytics"},
 	{"metrics"},
 	{"google_messages"},
 	{"bridge"},

example-config.yaml

@@ -76,10 +76,14 @@ appservice:
     as_token: "This value is generated when generating the registration"
     hs_token: "This value is generated when generating the registration"
 
-# Segment API key to track some events, like provisioning API login and encryption errors.
-segment_key: null
-# Optional user_id to use when sending Segment events. If null, defaults to using mxID.
-segment_user_id: null
+# Segment-compatible analytics endpoint for tracking some events, like provisioning API login and encryption errors.
+analytics:
+    # Hostname of the tracking server. The path is hardcoded to /v1/track
+    host: api.segment.io
+    # API key to send with tracking requests. Tracking is disabled if this is null.
+    token: null
+    # Optional user ID for tracking events. If null, defaults to using Matrix user ID.
+    user_id: null
 
 # Prometheus config.
 metrics:

main.go

@@ -18,6 +18,7 @@ package main
 
 import (
 	_ "embed"
+	"net/url"
 	"sync"
 
 	"go.mau.fi/util/configupgrade"
@@ -81,13 +82,18 @@ func (br *GMBridge) Init() {
 		util.BrowserDetailsMessage.DeviceType = gmproto.DeviceType(deviceVal)
 	}
 
-	Segment.log = br.ZLog.With().Str("component", "segment").Logger()
-	Segment.key = br.Config.SegmentKey
-	Segment.userID = br.Config.SegmentUserID
-	if Segment.IsEnabled() {
-		Segment.log.Info().Msg("Segment metrics are enabled")
-		if Segment.userID != "" {
-			Segment.log.Info().Str("user_id", Segment.userID).Msg("Overriding Segment user ID")
+	Analytics.log = br.ZLog.With().Str("component", "segment").Logger()
+	Analytics.url = (&url.URL{
+		Scheme: "https",
+		Host:   br.Config.Analytics.Host,
+		Path:   "/v1/track",
+	}).String()
+	Analytics.key = br.Config.Analytics.Token
+	Analytics.userID = br.Config.Analytics.UserID
+	if Analytics.IsEnabled() {
+		Analytics.log.Info().Msg("Analytics are enabled")
+		if Analytics.userID != "" {
+			Analytics.log.Info().Str("user_id", Analytics.userID).Msg("Overriding Analytics user ID")
 		}
 	}
 

provisioning.go

@@ -359,11 +359,11 @@ Loop:
 	switch {
 	case item.qr != "":
 		log.Debug().Msg("Got code in QR channel")
-		Segment.Track(user.MXID, "$qrcode_retrieved")
+		Analytics.Track(user.MXID, "$qrcode_retrieved")
 		jsonResponse(w, http.StatusOK, LoginResponse{Status: "qr", Code: item.qr})
 	case item.err != nil:
 		log.Err(item.err).Msg("Got error in QR channel")
-		Segment.Track(user.MXID, "$login_failure")
+		Analytics.Track(user.MXID, "$login_failure")
 		var resp LoginResponse
 		switch {
 		case errors.Is(item.err, ErrLoginTimeout):
@@ -375,7 +375,7 @@ Loop:
 		jsonResponse(w, http.StatusOK, resp)
 	case item.success:
 		log.Debug().Msg("Got pair success in QR channel")
-		Segment.Track(user.MXID, "$login_success")
+		Analytics.Track(user.MXID, "$login_success")
 		jsonResponse(w, http.StatusOK, LoginResponse{Status: "success"})
 	default:
 		log.Error().Any("item_data", item).Msg("Unknown item in QR channel")

user.go

@@ -403,7 +403,7 @@ func (user *User) Login(maxAttempts int) (<-chan qrChannelItem, error) {
 		user.loginInProgress.Store(false)
 		return nil, fmt.Errorf("failed to connect to Google Messages: %w", err)
 	}
-	Segment.Track(user.MXID, "$login_start")
+	Analytics.Track(user.MXID, "$login_start")
 	ch := make(chan qrChannelItem, maxAttempts+2)
 	ctx, cancel := context.WithCancel(context.Background())
 	user.cancelLogin = cancel