chore: remove metric service

api/v1/memo.go

@@ -17,7 +17,6 @@ import (
 	"github.com/usememos/memos/internal/util"
 	"github.com/usememos/memos/plugin/webhook"
 	storepb "github.com/usememos/memos/proto/gen/store"
-	"github.com/usememos/memos/server/service/metric"
 	"github.com/usememos/memos/store"
 )
 
@@ -351,7 +350,6 @@ func (s *APIV1Service) CreateMemo(c echo.Context) error {
 				if err != nil {
 					return echo.NewHTTPError(http.StatusInternalServerError, "Failed to create activity").SetInternal(err)
 				}
-				metric.Enqueue("memo comment create")
 				if _, err := s.Store.CreateInbox(ctx, &store.Inbox{
 					SenderID:   memo.CreatorID,
 					ReceiverID: relatedMemo.CreatorID,
@@ -410,7 +408,6 @@ func (s *APIV1Service) CreateMemo(c echo.Context) error {
 		log.Warn("Failed to dispatch memo created webhook", zap.Error(err))
 	}
 
-	metric.Enqueue("memo create")
 	return c.JSON(http.StatusOK, memoResponse)
 }
 
@@ -1011,7 +1008,6 @@ func (s *APIV1Service) dispatchMemoRelatedWebhook(ctx context.Context, memo *Mem
 	if err != nil {
 		return err
 	}
-	metric.Enqueue("webhook dispatch")
 	for _, hook := range webhooks {
 		payload := convertMemoToWebhookPayload(memo)
 		payload.ActivityType = activityType

api/v1/resource.go

@@ -22,7 +22,6 @@ import (
 	"github.com/usememos/memos/internal/log"
 	"github.com/usememos/memos/internal/util"
 	"github.com/usememos/memos/plugin/storage/s3"
-	"github.com/usememos/memos/server/service/metric"
 	"github.com/usememos/memos/store"
 )
 
@@ -162,7 +161,6 @@ func (s *APIV1Service) CreateResource(c echo.Context) error {
 	if err != nil {
 		return echo.NewHTTPError(http.StatusInternalServerError, "Failed to create resource").SetInternal(err)
 	}
-	metric.Enqueue("resource create")
 	return c.JSON(http.StatusOK, convertResourceFromStore(resource))
 }
 
@@ -240,7 +238,6 @@ func (s *APIV1Service) UploadResource(c echo.Context) error {
 	if err != nil {
 		return echo.NewHTTPError(http.StatusInternalServerError, "Failed to create resource").SetInternal(err)
 	}
-	metric.Enqueue("resource create")
 	return c.JSON(http.StatusOK, convertResourceFromStore(resource))
 }
 

api/v1/user.go

@@ -12,7 +12,6 @@ import (
 	"golang.org/x/crypto/bcrypt"
 
 	"github.com/usememos/memos/internal/util"
-	"github.com/usememos/memos/server/service/metric"
 	"github.com/usememos/memos/store"
 )
 
@@ -183,7 +182,6 @@ func (s *APIV1Service) CreateUser(c echo.Context) error {
 	}
 
 	userMessage := convertUserFromStore(user)
-	metric.Enqueue("user create")
 	return c.JSON(http.StatusOK, userMessage)
 }
 

api/v2/auth_service.go

@@ -19,7 +19,6 @@ import (
 	"github.com/usememos/memos/plugin/idp"
 	"github.com/usememos/memos/plugin/idp/oauth2"
 	apiv2pb "github.com/usememos/memos/proto/gen/api/v2"
-	"github.com/usememos/memos/server/service/metric"
 	"github.com/usememos/memos/store"
 )
 
@@ -168,7 +167,6 @@ func (s *APIV2Service) doSignIn(ctx context.Context, user *store.User, expireTim
 		return status.Errorf(codes.Internal, "failed to set grpc header, error: %v", err)
 	}
 
-	metric.Enqueue("user sign in")
 	return nil
 }
 
@@ -214,7 +212,6 @@ func (s *APIV2Service) SignUp(ctx context.Context, request *apiv2pb.SignUpReques
 	if err := s.doSignIn(ctx, user, time.Now().Add(auth.AccessTokenDuration)); err != nil {
 		return nil, status.Errorf(codes.Internal, fmt.Sprintf("failed to sign in, err: %s", err))
 	}
-	metric.Enqueue("user sign up")
 	return &apiv2pb.SignUpResponse{
 		User: convertUserFromStore(user),
 	}, nil

api/v2/memo_service.go

@@ -23,7 +23,6 @@ import (
 	"github.com/usememos/memos/plugin/webhook"
 	apiv2pb "github.com/usememos/memos/proto/gen/api/v2"
 	storepb "github.com/usememos/memos/proto/gen/store"
-	"github.com/usememos/memos/server/service/metric"
 	"github.com/usememos/memos/store"
 )
 
@@ -64,7 +63,6 @@ func (s *APIV2Service) CreateMemo(ctx context.Context, request *apiv2pb.CreateMe
 	if err != nil {
 		return nil, err
 	}
-	metric.Enqueue("memo create")
 
 	memoMessage, err := s.convertMemoFromStore(ctx, memo)
 	if err != nil {
@@ -371,7 +369,6 @@ func (s *APIV2Service) CreateMemoComment(ctx context.Context, request *apiv2pb.C
 			return nil, status.Errorf(codes.Internal, "failed to create inbox")
 		}
 	}
-	metric.Enqueue("memo comment create")
 
 	response := &apiv2pb.CreateMemoCommentResponse{
 		Memo: memo,
@@ -806,7 +803,6 @@ func (s *APIV2Service) dispatchMemoRelatedWebhook(ctx context.Context, memo *api
 	if err != nil {
 		return err
 	}
-	metric.Enqueue("webhook dispatch")
 	for _, hook := range webhooks {
 		payload := convertMemoToWebhookPayload(memo)
 		payload.ActivityType = activityType

api/v2/resource_service.go

@@ -11,7 +11,6 @@ import (
 	"google.golang.org/protobuf/types/known/timestamppb"
 
 	apiv2pb "github.com/usememos/memos/proto/gen/api/v2"
-	"github.com/usememos/memos/server/service/metric"
 	"github.com/usememos/memos/store"
 )
 
@@ -46,7 +45,6 @@ func (s *APIV2Service) CreateResource(ctx context.Context, request *apiv2pb.Crea
 		return nil, status.Errorf(codes.Internal, "failed to create resource: %v", err)
 	}
 
-	metric.Enqueue("resource create")
 	return &apiv2pb.CreateResourceResponse{
 		Resource: s.convertResourceFromStore(ctx, resource),
 	}, nil

bin/memos/main.go

@@ -16,7 +16,6 @@ import (
 	"github.com/usememos/memos/internal/log"
 	"github.com/usememos/memos/server"
 	_profile "github.com/usememos/memos/server/profile"
-	"github.com/usememos/memos/server/service/metric"
 	"github.com/usememos/memos/store"
 	"github.com/usememos/memos/store/db"
 )
@@ -41,7 +40,6 @@ var (
 	driver        string
 	dsn           string
 	serveFrontend bool
-	enableMetric  bool
 
 	rootCmd = &cobra.Command{
 		Use:   "memos",
@@ -74,11 +72,6 @@ var (
 				return
 			}
 
-			if profile.Metric {
-				// nolint
-				metric.NewMetricClient(s.ID, *profile)
-			}
-
 			c := make(chan os.Signal, 1)
 			// Trigger graceful shutdown on SIGINT or SIGTERM.
 			// The default signal sent by the `kill` command is SIGTERM,
@@ -124,7 +117,6 @@ func init() {
 	rootCmd.PersistentFlags().StringVarP(&driver, "driver", "", "", "database driver")
 	rootCmd.PersistentFlags().StringVarP(&dsn, "dsn", "", "", "database source name(aka. DSN)")
 	rootCmd.PersistentFlags().BoolVarP(&serveFrontend, "frontend", "", true, "serve frontend files")
-	rootCmd.PersistentFlags().BoolVarP(&enableMetric, "metric", "", true, "allow metric collection")
 
 	err := viper.BindPFlag("mode", rootCmd.PersistentFlags().Lookup("mode"))
 	if err != nil {
@@ -154,17 +146,12 @@ func init() {
 	if err != nil {
 		panic(err)
 	}
-	err = viper.BindPFlag("metric", rootCmd.PersistentFlags().Lookup("metric"))
-	if err != nil {
-		panic(err)
-	}
 
 	viper.SetDefault("mode", "demo")
 	viper.SetDefault("driver", "sqlite")
 	viper.SetDefault("addr", "")
 	viper.SetDefault("port", 8081)
 	viper.SetDefault("frontend", true)
-	viper.SetDefault("metric", true)
 	viper.SetEnvPrefix("memos")
 }
 
@@ -187,9 +174,8 @@ port: %d
 mode: %s
 driver: %s
 frontend: %t
-metric: %t
 ---
-`, profile.Version, profile.Data, profile.DSN, profile.Addr, profile.Port, profile.Mode, profile.Driver, profile.Frontend, profile.Metric)
+`, profile.Version, profile.Data, profile.DSN, profile.Addr, profile.Port, profile.Mode, profile.Driver, profile.Frontend)
 }
 
 func printGreetings() {

go.mod

@@ -102,7 +102,6 @@ require (
 	github.com/mitchellh/mapstructure v1.5.0 // indirect
 	github.com/pelletier/go-toml/v2 v2.1.1 // indirect
 	github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2 // indirect
-	github.com/posthog/posthog-go v0.0.0-20240208111551-abe6962c309e
 	github.com/spf13/afero v1.11.0 // indirect
 	github.com/spf13/cast v1.6.0 // indirect
 	github.com/spf13/pflag v1.0.5 // indirect

go.sum

@@ -367,8 +367,6 @@ github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZN
 github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2 h1:Jamvg5psRIccs7FGNTlIRMkT8wgtp5eCXdBlqhYGL6U=
 github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/posener/complete v1.1.1/go.mod h1:em0nMJCgc9GFtwrmVmEMR/ZL6WyhyjMBndrE9hABlRI=
-github.com/posthog/posthog-go v0.0.0-20240208111551-abe6962c309e h1:Cks+ATHSvyId+c4XOTdvVomE2Srb6WFlkXljYZddOEw=
-github.com/posthog/posthog-go v0.0.0-20240208111551-abe6962c309e/go.mod h1:migYMxlAqcnQy+3eN8mcL0b2tpKy6R+8Zc0lxwk4dKM=
 github.com/prometheus/client_golang v0.9.1/go.mod h1:7SWBe2y4D6OKWSNQJUaRYU/AaXPKyh/dDVn+NZz0KFw=
 github.com/prometheus/client_golang v0.9.3-0.20190127221311-3c4408c8b829/go.mod h1:p2iRAGwDERtqlqzRXnrOVns+ignqQo//hLXqYxZYVNs=
 github.com/prometheus/client_golang v1.0.0/go.mod h1:db9x61etRT2tGnBNRi70OPL5FsnadC4Ky3P0J6CfImo=
@@ -460,7 +458,6 @@ github.com/ugorji/go v1.1.7/go.mod h1:kZn38zHttfInRq0xu/PH0az30d+z6vm202qpg1oXVM
 github.com/ugorji/go/codec v1.1.7/go.mod h1:Ax+UKWsSmolVDwsd+7N3ZtXu+yMGCf907BLYF3GoBXY=
 github.com/urfave/cli v1.20.0/go.mod h1:70zkFmudgCuE/ngEzBv17Jvp/497gISqfk5gWijbERA=
 github.com/urfave/cli v1.22.1/go.mod h1:Gos4lmkARVdJ6EkW0WaNv/tZAAMe9V7XWyB60NtXRu0=
-github.com/urfave/cli v1.22.5/go.mod h1:Gos4lmkARVdJ6EkW0WaNv/tZAAMe9V7XWyB60NtXRu0=
 github.com/valyala/bytebufferpool v1.0.0 h1:GqA5TC/0021Y/b9FG4Oi9Mr3q7XYx6KllzawFIhcdPw=
 github.com/valyala/bytebufferpool v1.0.0/go.mod h1:6bBcMArwyJ5K/AmCkWv1jt77kVWyCJ6HpOuEn7z0Csc=
 github.com/valyala/fasttemplate v1.2.2 h1:lxLXG0uE3Qnshl9QyaK6XJxMXlQZELvChBOCmQD0Loo=

server/integration/telegram.go

@@ -16,7 +16,6 @@ import (
 	"github.com/usememos/memos/plugin/telegram"
 	"github.com/usememos/memos/plugin/webhook"
 	storepb "github.com/usememos/memos/proto/gen/store"
-	"github.com/usememos/memos/server/service/metric"
 	"github.com/usememos/memos/store"
 )
 
@@ -231,7 +230,6 @@ func (t *TelegramHandler) dispatchMemoRelatedWebhook(ctx context.Context, memo s
 	if err != nil {
 		return err
 	}
-	metric.Enqueue("webhook dispatch")
 	for _, hook := range webhooks {
 		payload := t.convertMemoToWebhookPayload(ctx, memo)
 		payload.ActivityType = activityType

server/profile/profile.go

@@ -32,8 +32,6 @@ type Profile struct {
 	Version string `json:"version"`
 	// Frontend indicate the frontend is enabled or not
 	Frontend bool `json:"-"`
-	// Metric indicate the metric collection is enabled or not
-	Metric bool `json:"-"`
 }
 
 func (p *Profile) IsDev() bool {

server/server.go

@@ -18,7 +18,6 @@ import (
 	"github.com/usememos/memos/server/frontend"
 	"github.com/usememos/memos/server/integration"
 	"github.com/usememos/memos/server/profile"
-	"github.com/usememos/memos/server/service/metric"
 	versionchecker "github.com/usememos/memos/server/service/version_checker"
 	"github.com/usememos/memos/store"
 )
@@ -106,8 +105,6 @@ func NewServer(ctx context.Context, profile *profile.Profile, store *store.Store
 func (s *Server) Start(ctx context.Context) error {
 	go versionchecker.NewVersionChecker(s.Store, s.Profile).Start(ctx)
 	go s.telegramBot.Start(ctx)
-
-	metric.Enqueue("server start")
 	return s.e.Start(fmt.Sprintf("%s:%d", s.Profile.Addr, s.Profile.Port))
 }
 

server/service/metric/metric.go

@@ -1,52 +0,0 @@
-package metric
-
-import (
-	"github.com/posthog/posthog-go"
-
-	"github.com/usememos/memos/server/profile"
-)
-
-const (
-	PostHogAPIKey = "phc_YFEi1aqUBW9sX2KDzdvMtK43DNu0mkeoKMKc0EQum2t"
-)
-
-var (
-	client *MetricClient
-)
-
-// nolint
-type MetricClient struct {
-	workspaceID string
-	profile     *profile.Profile
-	phClient    *posthog.Client
-}
-
-func NewMetricClient(workspaceID string, profile profile.Profile) (*MetricClient, error) {
-	phClient, err := posthog.NewWithConfig(PostHogAPIKey, posthog.Config{
-		Endpoint: "https://app.posthog.com",
-	})
-	if err != nil {
-		return nil, err
-	}
-	client = &MetricClient{
-		workspaceID: workspaceID,
-		profile:     &profile,
-		phClient:    &phClient,
-	}
-	return client, nil
-}
-
-func Enqueue(event string) {
-	if client == nil {
-		return
-	}
-	if client.profile.Mode != "prod" {
-		return
-	}
-
-	// nolint
-	(*client.phClient).Enqueue(posthog.Capture{
-		DistinctId: `memos-` + client.workspaceID,
-		Event:      event,
-	})
-}