From bcf9c32a8f350f5d18b6747cda55c088c38211ba Mon Sep 17 00:00:00 2001
From: Felix Gateru <felix.gateru@gmail.com>
Date: Wed, 16 Oct 2024 12:08:31 +0300
Subject: [PATCH] refactor(middleware): group service middleware

Signed-off-by: Felix Gateru <felix.gateru@gmail.com>
---
 auth/middleware/doc.go                               |  9 +++++++++
 auth/{api => middleware}/logging.go                  |  2 +-
 auth/{api => middleware}/metrics.go                  |  2 +-
 auth/{tracing => middleware}/tracing.go              |  6 +++---
 auth/tracing/doc.go                                  | 12 ------------
 bootstrap/middleware/doc.go                          |  9 +++++++++
 bootstrap/{tracing => middleware}/tracing.go         |  6 +++---
 bootstrap/tracing/doc.go                             | 12 ------------
 certs/middleware/doc.go                              |  9 +++++++++
 certs/{api => middleware}/logging.go                 |  2 +-
 certs/{api => middleware}/metrics.go                 |  2 +-
 certs/{tracing => middleware}/tracing.go             |  6 +++---
 certs/tracing/doc.go                                 | 12 ------------
 cmd/auth/main.go                                     |  9 ++++-----
 cmd/bootstrap/main.go                                |  3 +--
 cmd/certs/main.go                                    |  8 ++++----
 cmd/coap/main.go                                     |  8 ++++----
 cmd/postgres-reader/main.go                          |  5 +++--
 cmd/provision/main.go                                |  3 ++-
 cmd/things/main.go                                   |  6 ++----
 cmd/timescale-reader/main.go                         |  5 +++--
 cmd/users/main.go                                    |  6 ++----
 cmd/ws/main.go                                       |  8 ++++----
 coap/middleware/doc.go                               |  9 +++++++++
 coap/{api => middleware}/logging.go                  |  2 +-
 coap/{api => middleware}/metrics.go                  |  2 +-
 coap/{tracing/adapter.go => middleware/tracing.go}   |  6 +++---
 coap/tracing/doc.go                                  | 12 ------------
 consumers/notifiers/middleware/doc.go                |  9 +++++++++
 consumers/notifiers/{api => middleware}/logging.go   |  2 +-
 consumers/notifiers/{api => middleware}/metrics.go   |  2 +-
 .../{tracing => middleware}/subscriptions.go         |  2 +-
 consumers/notifiers/tracing/doc.go                   | 12 ------------
 internal/groups/middleware/doc.go                    |  6 +++++-
 internal/groups/{tracing => middleware}/tracing.go   |  6 +++---
 internal/groups/tracing/doc.go                       | 12 ------------
 invitations/middleware/doc.go                        | 10 +++++-----
 journal/middleware/doc.go                            |  7 +++++--
 provision/middleware/doc.go                          |  9 +++++++++
 provision/{api => middleware}/logging.go             |  2 +-
 readers/middleware/doc.go                            |  9 +++++++++
 readers/{api => middleware}/logging.go               |  2 +-
 readers/{api => middleware}/metrics.go               |  2 +-
 things/middleware/doc.go                             |  6 +++++-
 things/{tracing => middleware}/tracing.go            |  6 +++---
 things/tracing/doc.go                                | 12 ------------
 users/middleware/doc.go                              |  6 +++++-
 users/{tracing => middleware}/tracing.go             |  6 +++---
 users/tracing/doc.go                                 | 12 ------------
 ws/middleware/doc.go                                 |  9 +++++++++
 ws/{api => middleware}/logging.go                    |  2 +-
 ws/{api => middleware}/metrics.go                    |  2 +-
 ws/{tracing => middleware}/tracing.go                |  6 +++---
 ws/tracing/doc.go                                    | 12 ------------
 54 files changed, 164 insertions(+), 188 deletions(-)
 create mode 100644 auth/middleware/doc.go
 rename auth/{api => middleware}/logging.go (99%)
 rename auth/{api => middleware}/metrics.go (99%)
 rename auth/{tracing => middleware}/tracing.go (96%)
 delete mode 100644 auth/tracing/doc.go
 create mode 100644 bootstrap/middleware/doc.go
 rename bootstrap/{tracing => middleware}/tracing.go (97%)
 delete mode 100644 bootstrap/tracing/doc.go
 create mode 100644 certs/middleware/doc.go
 rename certs/{api => middleware}/logging.go (99%)
 rename certs/{api => middleware}/metrics.go (99%)
 rename certs/{tracing => middleware}/tracing.go (93%)
 delete mode 100644 certs/tracing/doc.go
 create mode 100644 coap/middleware/doc.go
 rename coap/{api => middleware}/logging.go (99%)
 rename coap/{api => middleware}/metrics.go (98%)
 rename coap/{tracing/adapter.go => middleware/tracing.go} (88%)
 delete mode 100644 coap/tracing/doc.go
 create mode 100644 consumers/notifiers/middleware/doc.go
 rename consumers/notifiers/{api => middleware}/logging.go (99%)
 rename consumers/notifiers/{api => middleware}/metrics.go (99%)
 rename consumers/notifiers/{tracing => middleware}/subscriptions.go (99%)
 delete mode 100644 consumers/notifiers/tracing/doc.go
 rename internal/groups/{tracing => middleware}/tracing.go (96%)
 delete mode 100644 internal/groups/tracing/doc.go
 create mode 100644 provision/middleware/doc.go
 rename provision/{api => middleware}/logging.go (99%)
 create mode 100644 readers/middleware/doc.go
 rename readers/{api => middleware}/logging.go (98%)
 rename readers/{api => middleware}/metrics.go (98%)
 rename things/{tracing => middleware}/tracing.go (97%)
 delete mode 100644 things/tracing/doc.go
 rename users/{tracing => middleware}/tracing.go (98%)
 delete mode 100644 users/tracing/doc.go
 create mode 100644 ws/middleware/doc.go
 rename ws/{api => middleware}/logging.go (98%)
 rename ws/{api => middleware}/metrics.go (98%)
 rename ws/{tracing => middleware}/tracing.go (82%)
 delete mode 100644 ws/tracing/doc.go

diff --git a/auth/middleware/doc.go b/auth/middleware/doc.go
new file mode 100644
index 0000000000..0af8300b06
--- /dev/null
+++ b/auth/middleware/doc.go
@@ -0,0 +1,9 @@
+// Copyright (c) Abstract Machines
+// SPDX-License-Identifier: Apache-2.0
+
+// Package middleware provides tracing, logging and metrics middleware
+// for Magistrala Auth service.
+//
+// For more details about tracing instrumentation for Magistrala messaging refer
+// to the documentation at https://docs.magistrala.abstractmachines.fr/tracing/.
+package middleware
diff --git a/auth/api/logging.go b/auth/middleware/logging.go
similarity index 99%
rename from auth/api/logging.go
rename to auth/middleware/logging.go
index 30182bb4c4..f6133f4b50 100644
--- a/auth/api/logging.go
+++ b/auth/middleware/logging.go
@@ -3,7 +3,7 @@
 
 //go:build !test
 
-package api
+package middleware
 
 import (
 	"context"
diff --git a/auth/api/metrics.go b/auth/middleware/metrics.go
similarity index 99%
rename from auth/api/metrics.go
rename to auth/middleware/metrics.go
index 1e2befa8d2..3f68dbe05e 100644
--- a/auth/api/metrics.go
+++ b/auth/middleware/metrics.go
@@ -3,7 +3,7 @@
 
 //go:build !test
 
-package api
+package middleware
 
 import (
 	"context"
diff --git a/auth/tracing/tracing.go b/auth/middleware/tracing.go
similarity index 96%
rename from auth/tracing/tracing.go
rename to auth/middleware/tracing.go
index 97b5f1790f..e7ae39c72d 100644
--- a/auth/tracing/tracing.go
+++ b/auth/middleware/tracing.go
@@ -1,7 +1,7 @@
 // Copyright (c) Abstract Machines
 // SPDX-License-Identifier: Apache-2.0
 
-package tracing
+package middleware
 
 import (
 	"context"
@@ -20,8 +20,8 @@ type tracingMiddleware struct {
 	svc    auth.Service
 }
 
-// New returns a new group service with tracing capabilities.
-func New(svc auth.Service, tracer trace.Tracer) auth.Service {
+// TracingMiddleware returns a new auth service with tracing capabilities.
+func TracingMiddleware(svc auth.Service, tracer trace.Tracer) auth.Service {
 	return &tracingMiddleware{tracer, svc}
 }
 
diff --git a/auth/tracing/doc.go b/auth/tracing/doc.go
deleted file mode 100644
index 5aa1b44b98..0000000000
--- a/auth/tracing/doc.go
+++ /dev/null
@@ -1,12 +0,0 @@
-// Copyright (c) Abstract Machines
-// SPDX-License-Identifier: Apache-2.0
-
-// Package tracing provides tracing instrumentation for Magistrala Users service.
-//
-// This package provides tracing middleware for Magistrala Users service.
-// It can be used to trace incoming requests and add tracing capabilities to
-// Magistrala Users service.
-//
-// For more details about tracing instrumentation for Magistrala messaging refer
-// to the documentation at https://docs.magistrala.abstractmachines.fr/tracing/.
-package tracing
diff --git a/bootstrap/middleware/doc.go b/bootstrap/middleware/doc.go
new file mode 100644
index 0000000000..0a10a40144
--- /dev/null
+++ b/bootstrap/middleware/doc.go
@@ -0,0 +1,9 @@
+// Copyright (c) Abstract Machines
+// SPDX-License-Identifier: Apache-2.0
+
+// Package middleware provides authorization, tracing, logging and metrics middleware
+// for Magistrala Boostrap service.
+//
+// For more details about tracing instrumentation for Magistrala messaging refer
+// to the documentation at https://docs.magistrala.abstractmachines.fr/tracing/.
+package middleware
diff --git a/bootstrap/tracing/tracing.go b/bootstrap/middleware/tracing.go
similarity index 97%
rename from bootstrap/tracing/tracing.go
rename to bootstrap/middleware/tracing.go
index cd188050b8..63652ee455 100644
--- a/bootstrap/tracing/tracing.go
+++ b/bootstrap/middleware/tracing.go
@@ -1,7 +1,7 @@
 // Copyright (c) Abstract Machines
 // SPDX-License-Identifier: Apache-2.0
 
-package tracing
+package middleware
 
 import (
 	"context"
@@ -19,8 +19,8 @@ type tracingMiddleware struct {
 	svc    bootstrap.Service
 }
 
-// New returns a new bootstrap service with tracing capabilities.
-func New(svc bootstrap.Service, tracer trace.Tracer) bootstrap.Service {
+// TracingMiddleware returns a new bootstrap service with tracing capabilities.
+func TracingMiddleware(svc bootstrap.Service, tracer trace.Tracer) bootstrap.Service {
 	return &tracingMiddleware{tracer, svc}
 }
 
diff --git a/bootstrap/tracing/doc.go b/bootstrap/tracing/doc.go
deleted file mode 100644
index 5aa1b44b98..0000000000
--- a/bootstrap/tracing/doc.go
+++ /dev/null
@@ -1,12 +0,0 @@
-// Copyright (c) Abstract Machines
-// SPDX-License-Identifier: Apache-2.0
-
-// Package tracing provides tracing instrumentation for Magistrala Users service.
-//
-// This package provides tracing middleware for Magistrala Users service.
-// It can be used to trace incoming requests and add tracing capabilities to
-// Magistrala Users service.
-//
-// For more details about tracing instrumentation for Magistrala messaging refer
-// to the documentation at https://docs.magistrala.abstractmachines.fr/tracing/.
-package tracing
diff --git a/certs/middleware/doc.go b/certs/middleware/doc.go
new file mode 100644
index 0000000000..0af8300b06
--- /dev/null
+++ b/certs/middleware/doc.go
@@ -0,0 +1,9 @@
+// Copyright (c) Abstract Machines
+// SPDX-License-Identifier: Apache-2.0
+
+// Package middleware provides tracing, logging and metrics middleware
+// for Magistrala Auth service.
+//
+// For more details about tracing instrumentation for Magistrala messaging refer
+// to the documentation at https://docs.magistrala.abstractmachines.fr/tracing/.
+package middleware
diff --git a/certs/api/logging.go b/certs/middleware/logging.go
similarity index 99%
rename from certs/api/logging.go
rename to certs/middleware/logging.go
index 86a113f625..93805a4131 100644
--- a/certs/api/logging.go
+++ b/certs/middleware/logging.go
@@ -3,7 +3,7 @@
 
 //go:build !test
 
-package api
+package middleware
 
 import (
 	"context"
diff --git a/certs/api/metrics.go b/certs/middleware/metrics.go
similarity index 99%
rename from certs/api/metrics.go
rename to certs/middleware/metrics.go
index fee094753a..122198a3b8 100644
--- a/certs/api/metrics.go
+++ b/certs/middleware/metrics.go
@@ -3,7 +3,7 @@
 
 //go:build !test
 
-package api
+package middleware
 
 import (
 	"context"
diff --git a/certs/tracing/tracing.go b/certs/middleware/tracing.go
similarity index 93%
rename from certs/tracing/tracing.go
rename to certs/middleware/tracing.go
index cf8604a89b..247c330d36 100644
--- a/certs/tracing/tracing.go
+++ b/certs/middleware/tracing.go
@@ -1,7 +1,7 @@
 // Copyright (c) Abstract Machines
 // SPDX-License-Identifier: Apache-2.0
 
-package tracing
+package middleware
 
 import (
 	"context"
@@ -18,8 +18,8 @@ type tracingMiddleware struct {
 	svc    certs.Service
 }
 
-// New returns a new certs service with tracing capabilities.
-func New(svc certs.Service, tracer trace.Tracer) certs.Service {
+// TracingMiddleware returns a new certs service with tracing capabilities.
+func TracingMiddleware(svc certs.Service, tracer trace.Tracer) certs.Service {
 	return &tracingMiddleware{tracer, svc}
 }
 
diff --git a/certs/tracing/doc.go b/certs/tracing/doc.go
deleted file mode 100644
index 6a419f3b5c..0000000000
--- a/certs/tracing/doc.go
+++ /dev/null
@@ -1,12 +0,0 @@
-// Copyright (c) Abstract Machines
-// SPDX-License-Identifier: Apache-2.0
-
-// Package tracing provides tracing instrumentation for Magistrala Users Groups service.
-//
-// This package provides tracing middleware for Magistrala Users Groups service.
-// It can be used to trace incoming requests and add tracing capabilities to
-// Magistrala Users Groups service.
-//
-// For more details about tracing instrumentation for Magistrala messaging refer
-// to the documentation at https://docs.magistrala.abstractmachines.fr/tracing/.
-package tracing
diff --git a/cmd/auth/main.go b/cmd/auth/main.go
index a29477830c..f92b175ab8 100644
--- a/cmd/auth/main.go
+++ b/cmd/auth/main.go
@@ -15,15 +15,14 @@ import (
 	chclient "github.com/absmach/callhome/pkg/client"
 	"github.com/absmach/magistrala"
 	"github.com/absmach/magistrala/auth"
-	api "github.com/absmach/magistrala/auth/api"
 	authgrpcapi "github.com/absmach/magistrala/auth/api/grpc/auth"
 	domainsgrpcapi "github.com/absmach/magistrala/auth/api/grpc/domains"
 	tokengrpcapi "github.com/absmach/magistrala/auth/api/grpc/token"
 	httpapi "github.com/absmach/magistrala/auth/api/http"
 	"github.com/absmach/magistrala/auth/events"
 	"github.com/absmach/magistrala/auth/jwt"
+	"github.com/absmach/magistrala/auth/middleware"
 	apostgres "github.com/absmach/magistrala/auth/postgres"
-	"github.com/absmach/magistrala/auth/tracing"
 	mglog "github.com/absmach/magistrala/logger"
 	"github.com/absmach/magistrala/pkg/jaeger"
 	"github.com/absmach/magistrala/pkg/policies/spicedb"
@@ -224,10 +223,10 @@ func newService(ctx context.Context, db *sqlx.DB, tracer trace.Tracer, cfg confi
 		logger.Error(fmt.Sprintf("failed to init event store middleware : %s", err))
 		return nil
 	}
-	svc = api.LoggingMiddleware(svc, logger)
+	svc = middleware.LoggingMiddleware(svc, logger)
 	counter, latency := prometheus.MakeMetrics("groups", "api")
-	svc = api.MetricsMiddleware(svc, counter, latency)
-	svc = tracing.New(svc, tracer)
+	svc = middleware.MetricsMiddleware(svc, counter, latency)
+	svc = middleware.TracingMiddleware(svc, tracer)
 
 	return svc
 }
diff --git a/cmd/bootstrap/main.go b/cmd/bootstrap/main.go
index cfe998b41e..4ea8653a0f 100644
--- a/cmd/bootstrap/main.go
+++ b/cmd/bootstrap/main.go
@@ -20,7 +20,6 @@ import (
 	"github.com/absmach/magistrala/bootstrap/events/producer"
 	"github.com/absmach/magistrala/bootstrap/middleware"
 	bootstrappg "github.com/absmach/magistrala/bootstrap/postgres"
-	"github.com/absmach/magistrala/bootstrap/tracing"
 	mglog "github.com/absmach/magistrala/logger"
 	authsvcAuthn "github.com/absmach/magistrala/pkg/authn/authsvc"
 	mgauthz "github.com/absmach/magistrala/pkg/authz"
@@ -223,7 +222,7 @@ func newService(ctx context.Context, authz mgauthz.Authorization, policySvc poli
 	svc = middleware.LoggingMiddleware(svc, logger)
 	counter, latency := prometheus.MakeMetrics(svcName, "api")
 	svc = middleware.MetricsMiddleware(svc, counter, latency)
-	svc = tracing.New(svc, tracer)
+	svc = middleware.TracingMiddleware(svc, tracer)
 
 	return svc, nil
 }
diff --git a/cmd/certs/main.go b/cmd/certs/main.go
index 00c7ac3242..a3085ff47b 100644
--- a/cmd/certs/main.go
+++ b/cmd/certs/main.go
@@ -16,8 +16,8 @@ import (
 	"github.com/absmach/magistrala"
 	"github.com/absmach/magistrala/certs"
 	"github.com/absmach/magistrala/certs/api"
+	"github.com/absmach/magistrala/certs/middleware"
 	pki "github.com/absmach/magistrala/certs/pki/amcerts"
-	"github.com/absmach/magistrala/certs/tracing"
 	mglog "github.com/absmach/magistrala/logger"
 	authsvcAuthn "github.com/absmach/magistrala/pkg/authn/authsvc"
 	"github.com/absmach/magistrala/pkg/grpcclient"
@@ -159,10 +159,10 @@ func newService(tracer trace.Tracer, logger *slog.Logger, cfg config, pkiAgent p
 	}
 	sdk := mgsdk.NewSDK(config)
 	svc := certs.New(sdk, pkiAgent)
-	svc = api.LoggingMiddleware(svc, logger)
+	svc = middleware.LoggingMiddleware(svc, logger)
 	counter, latency := prometheus.MakeMetrics(svcName, "api")
-	svc = api.MetricsMiddleware(svc, counter, latency)
-	svc = tracing.New(svc, tracer)
+	svc = middleware.MetricsMiddleware(svc, counter, latency)
+	svc = middleware.TracingMiddleware(svc, tracer)
 
 	return svc
 }
diff --git a/cmd/coap/main.go b/cmd/coap/main.go
index ad16e992c1..0b765b43eb 100644
--- a/cmd/coap/main.go
+++ b/cmd/coap/main.go
@@ -15,7 +15,7 @@ import (
 	"github.com/absmach/magistrala"
 	"github.com/absmach/magistrala/coap"
 	"github.com/absmach/magistrala/coap/api"
-	"github.com/absmach/magistrala/coap/tracing"
+	"github.com/absmach/magistrala/coap/middleware"
 	mglog "github.com/absmach/magistrala/logger"
 	"github.com/absmach/magistrala/pkg/grpcclient"
 	jaegerclient "github.com/absmach/magistrala/pkg/jaeger"
@@ -128,12 +128,12 @@ func main() {
 
 	svc := coap.New(thingsClient, nps)
 
-	svc = tracing.New(tracer, svc)
+	svc = middleware.TracingMiddleware(tracer, svc)
 
-	svc = api.LoggingMiddleware(svc, logger)
+	svc = middleware.LoggingMiddleware(svc, logger)
 
 	counter, latency := prometheus.MakeMetrics(svcName, "api")
-	svc = api.MetricsMiddleware(svc, counter, latency)
+	svc = middleware.MetricsMiddleware(svc, counter, latency)
 
 	hs := httpserver.NewServer(ctx, cancel, svcName, httpServerConfig, api.MakeHandler(cfg.InstanceID), logger)
 
diff --git a/cmd/postgres-reader/main.go b/cmd/postgres-reader/main.go
index d07f40a2af..d8bb5f4bcb 100644
--- a/cmd/postgres-reader/main.go
+++ b/cmd/postgres-reader/main.go
@@ -23,6 +23,7 @@ import (
 	"github.com/absmach/magistrala/pkg/uuid"
 	"github.com/absmach/magistrala/readers"
 	"github.com/absmach/magistrala/readers/api"
+	"github.com/absmach/magistrala/readers/middleware"
 	"github.com/absmach/magistrala/readers/postgres"
 	"github.com/caarlos0/env/v11"
 	"github.com/jmoiron/sqlx"
@@ -147,9 +148,9 @@ func main() {
 
 func newService(db *sqlx.DB, logger *slog.Logger) readers.MessageRepository {
 	svc := postgres.New(db)
-	svc = api.LoggingMiddleware(svc, logger)
+	svc = middleware.LoggingMiddleware(svc, logger)
 	counter, latency := prometheus.MakeMetrics("postgres", "message_reader")
-	svc = api.MetricsMiddleware(svc, counter, latency)
+	svc = middleware.MetricsMiddleware(svc, counter, latency)
 
 	return svc
 }
diff --git a/cmd/provision/main.go b/cmd/provision/main.go
index 939a070b8b..d7957f575f 100644
--- a/cmd/provision/main.go
+++ b/cmd/provision/main.go
@@ -24,6 +24,7 @@ import (
 	"github.com/absmach/magistrala/pkg/uuid"
 	"github.com/absmach/magistrala/provision"
 	"github.com/absmach/magistrala/provision/api"
+	"github.com/absmach/magistrala/provision/middleware"
 	"github.com/caarlos0/env/v11"
 	"golang.org/x/sync/errgroup"
 )
@@ -84,7 +85,7 @@ func main() {
 	SDK := mgsdk.NewSDK(SDKCfg)
 
 	svc := provision.New(cfg, SDK, logger)
-	svc = api.NewLoggingMiddleware(svc, logger)
+	svc = middleware.NewLoggingMiddleware(svc, logger)
 
 	httpServerConfig := server.Config{Host: "", Port: cfg.Server.HTTPPort, KeyFile: cfg.Server.ServerKey, CertFile: cfg.Server.ServerCert}
 	hs := httpserver.NewServer(ctx, cancel, svcName, httpServerConfig, api.MakeHandler(svc, logger, cfg.InstanceID), logger)
diff --git a/cmd/things/main.go b/cmd/things/main.go
index 7110e4c09b..a2c3ff7e0b 100644
--- a/cmd/things/main.go
+++ b/cmd/things/main.go
@@ -20,7 +20,6 @@ import (
 	gevents "github.com/absmach/magistrala/internal/groups/events"
 	gmiddleware "github.com/absmach/magistrala/internal/groups/middleware"
 	gpostgres "github.com/absmach/magistrala/internal/groups/postgres"
-	gtracing "github.com/absmach/magistrala/internal/groups/tracing"
 	mglog "github.com/absmach/magistrala/logger"
 	authsvcAuthn "github.com/absmach/magistrala/pkg/authn/authsvc"
 	mgauthz "github.com/absmach/magistrala/pkg/authz"
@@ -44,7 +43,6 @@ import (
 	thevents "github.com/absmach/magistrala/things/events"
 	tmiddleware "github.com/absmach/magistrala/things/middleware"
 	thingspg "github.com/absmach/magistrala/things/postgres"
-	ctracing "github.com/absmach/magistrala/things/tracing"
 	"github.com/authzed/authzed-go/v1"
 	"github.com/authzed/grpcutil"
 	"github.com/caarlos0/env/v11"
@@ -262,12 +260,12 @@ func newService(ctx context.Context, db *sqlx.DB, dbConfig pgclient.Config, auth
 	csvc = tmiddleware.AuthorizationMiddleware(csvc, authz)
 	gsvc = gmiddleware.AuthorizationMiddleware(gsvc, authz)
 
-	csvc = ctracing.New(csvc, tracer)
+	csvc = tmiddleware.TracingMiddleware(csvc, tracer)
 	csvc = tmiddleware.LoggingMiddleware(csvc, logger)
 	counter, latency := prometheus.MakeMetrics(svcName, "api")
 	csvc = tmiddleware.MetricsMiddleware(csvc, counter, latency)
 
-	gsvc = gtracing.New(gsvc, tracer)
+	gsvc = gmiddleware.TracingMiddleware(gsvc, tracer)
 	gsvc = gmiddleware.LoggingMiddleware(gsvc, logger)
 	counter, latency = prometheus.MakeMetrics(fmt.Sprintf("%s_groups", svcName), "api")
 	gsvc = gmiddleware.MetricsMiddleware(gsvc, counter, latency)
diff --git a/cmd/timescale-reader/main.go b/cmd/timescale-reader/main.go
index ba6dde416a..a9d6760826 100644
--- a/cmd/timescale-reader/main.go
+++ b/cmd/timescale-reader/main.go
@@ -23,6 +23,7 @@ import (
 	"github.com/absmach/magistrala/pkg/uuid"
 	"github.com/absmach/magistrala/readers"
 	"github.com/absmach/magistrala/readers/api"
+	"github.com/absmach/magistrala/readers/middleware"
 	"github.com/absmach/magistrala/readers/timescale"
 	"github.com/caarlos0/env/v11"
 	"github.com/jmoiron/sqlx"
@@ -145,9 +146,9 @@ func main() {
 
 func newService(db *sqlx.DB, logger *slog.Logger) readers.MessageRepository {
 	svc := timescale.New(db)
-	svc = api.LoggingMiddleware(svc, logger)
+	svc = middleware.LoggingMiddleware(svc, logger)
 	counter, latency := prometheus.MakeMetrics("timescale", "message_reader")
-	svc = api.MetricsMiddleware(svc, counter, latency)
+	svc = middleware.MetricsMiddleware(svc, counter, latency)
 
 	return svc
 }
diff --git a/cmd/users/main.go b/cmd/users/main.go
index 2c8a53e080..6f118a4da3 100644
--- a/cmd/users/main.go
+++ b/cmd/users/main.go
@@ -21,7 +21,6 @@ import (
 	gevents "github.com/absmach/magistrala/internal/groups/events"
 	gmiddleware "github.com/absmach/magistrala/internal/groups/middleware"
 	gpostgres "github.com/absmach/magistrala/internal/groups/postgres"
-	gtracing "github.com/absmach/magistrala/internal/groups/tracing"
 	mglog "github.com/absmach/magistrala/logger"
 	authsvcAuthn "github.com/absmach/magistrala/pkg/authn/authsvc"
 	mgauthz "github.com/absmach/magistrala/pkg/authz"
@@ -47,7 +46,6 @@ import (
 	"github.com/absmach/magistrala/users/hasher"
 	cmiddleware "github.com/absmach/magistrala/users/middleware"
 	clientspg "github.com/absmach/magistrala/users/postgres"
-	ctracing "github.com/absmach/magistrala/users/tracing"
 	"github.com/authzed/authzed-go/v1"
 	"github.com/authzed/grpcutil"
 	"github.com/caarlos0/env/v11"
@@ -282,12 +280,12 @@ func newService(ctx context.Context, authz mgauthz.Authorization, token magistra
 	csvc = cmiddleware.AuthorizationMiddleware(csvc, authz, c.SelfRegister)
 	gsvc = gmiddleware.AuthorizationMiddleware(gsvc, authz)
 
-	csvc = ctracing.New(csvc, tracer)
+	csvc = cmiddleware.TracingMiddleware(csvc, tracer)
 	csvc = cmiddleware.LoggingMiddleware(csvc, logger)
 	counter, latency := prometheus.MakeMetrics(svcName, "api")
 	csvc = cmiddleware.MetricsMiddleware(csvc, counter, latency)
 
-	gsvc = gtracing.New(gsvc, tracer)
+	gsvc = gmiddleware.TracingMiddleware(gsvc, tracer)
 	gsvc = gmiddleware.LoggingMiddleware(gsvc, logger)
 	counter, latency = prometheus.MakeMetrics("groups", "api")
 	gsvc = gmiddleware.MetricsMiddleware(gsvc, counter, latency)
diff --git a/cmd/ws/main.go b/cmd/ws/main.go
index 0844332d37..686964ed33 100644
--- a/cmd/ws/main.go
+++ b/cmd/ws/main.go
@@ -26,7 +26,7 @@ import (
 	"github.com/absmach/magistrala/pkg/uuid"
 	"github.com/absmach/magistrala/ws"
 	"github.com/absmach/magistrala/ws/api"
-	"github.com/absmach/magistrala/ws/tracing"
+	"github.com/absmach/magistrala/ws/middleware"
 	"github.com/absmach/mproxy/pkg/session"
 	"github.com/absmach/mproxy/pkg/websockets"
 	"github.com/caarlos0/env/v11"
@@ -156,10 +156,10 @@ func main() {
 
 func newService(thingsClient magistrala.ThingsServiceClient, nps messaging.PubSub, logger *slog.Logger, tracer trace.Tracer) ws.Service {
 	svc := ws.New(thingsClient, nps)
-	svc = tracing.New(tracer, svc)
-	svc = api.LoggingMiddleware(svc, logger)
+	svc = middleware.TracingMiddleware(tracer, svc)
+	svc = middleware.LoggingMiddleware(svc, logger)
 	counter, latency := prometheus.MakeMetrics("ws_adapter", "api")
-	svc = api.MetricsMiddleware(svc, counter, latency)
+	svc = middleware.MetricsMiddleware(svc, counter, latency)
 	return svc
 }
 
diff --git a/coap/middleware/doc.go b/coap/middleware/doc.go
new file mode 100644
index 0000000000..419c357cbb
--- /dev/null
+++ b/coap/middleware/doc.go
@@ -0,0 +1,9 @@
+// Copyright (c) Abstract Machines
+// SPDX-License-Identifier: Apache-2.0
+
+// Package middleware provides tracing, logging and metrics middleware
+// for Magistrala COAP service.
+//
+// For more details about tracing instrumentation for Magistrala messaging refer
+// to the documentation at https://docs.magistrala.abstractmachines.fr/tracing/.
+package middleware
diff --git a/coap/api/logging.go b/coap/middleware/logging.go
similarity index 99%
rename from coap/api/logging.go
rename to coap/middleware/logging.go
index 2f81f77f92..765e0a2f04 100644
--- a/coap/api/logging.go
+++ b/coap/middleware/logging.go
@@ -3,7 +3,7 @@
 
 //go:build !test
 
-package api
+package middleware
 
 import (
 	"context"
diff --git a/coap/api/metrics.go b/coap/middleware/metrics.go
similarity index 98%
rename from coap/api/metrics.go
rename to coap/middleware/metrics.go
index e6bca32927..74fc66acc7 100644
--- a/coap/api/metrics.go
+++ b/coap/middleware/metrics.go
@@ -3,7 +3,7 @@
 
 //go:build !test
 
-package api
+package middleware
 
 import (
 	"context"
diff --git a/coap/tracing/adapter.go b/coap/middleware/tracing.go
similarity index 88%
rename from coap/tracing/adapter.go
rename to coap/middleware/tracing.go
index f2d3e92a4f..c1d33863c0 100644
--- a/coap/tracing/adapter.go
+++ b/coap/middleware/tracing.go
@@ -1,7 +1,7 @@
 // Copyright (c) Abstract Machines
 // SPDX-License-Identifier: Apache-2.0
 
-package tracing
+package middleware
 
 import (
 	"context"
@@ -27,8 +27,8 @@ type tracingServiceMiddleware struct {
 	svc    coap.Service
 }
 
-// New creates a new instance of TracingServiceMiddleware that wraps an existing CoAP service with tracing capabilities.
-func New(tracer trace.Tracer, svc coap.Service) coap.Service {
+// TracingMiddleware creates a new instance of TracingServiceMiddleware that wraps an existing CoAP service with tracing capabilities.
+func TracingMiddleware(tracer trace.Tracer, svc coap.Service) coap.Service {
 	return &tracingServiceMiddleware{
 		tracer: tracer,
 		svc:    svc,
diff --git a/coap/tracing/doc.go b/coap/tracing/doc.go
deleted file mode 100644
index 2d65dbe4e1..0000000000
--- a/coap/tracing/doc.go
+++ /dev/null
@@ -1,12 +0,0 @@
-// Copyright (c) Abstract Machines
-// SPDX-License-Identifier: Apache-2.0
-
-// Package tracing provides tracing instrumentation for Magistrala WebSocket adapter service.
-//
-// This package provides tracing middleware for Magistrala WebSocket adapter service.
-// It can be used to trace incoming requests and add tracing capabilities to
-// Magistrala WebSocket adapter service.
-//
-// For more details about tracing instrumentation for Magistrala messaging refer
-// to the documentation at https://docs.magistrala.abstractmachines.fr/tracing/.
-package tracing
diff --git a/consumers/notifiers/middleware/doc.go b/consumers/notifiers/middleware/doc.go
new file mode 100644
index 0000000000..90f73cb03a
--- /dev/null
+++ b/consumers/notifiers/middleware/doc.go
@@ -0,0 +1,9 @@
+// Copyright (c) Abstract Machines
+// SPDX-License-Identifier: Apache-2.0
+
+// Package middleware provides tracing, logging and metrics middleware
+// for Magistrala Notifiers service.
+//
+// For more details about tracing instrumentation for Magistrala messaging refer
+// to the documentation at https://docs.magistrala.abstractmachines.fr/tracing/.
+package middleware
diff --git a/consumers/notifiers/api/logging.go b/consumers/notifiers/middleware/logging.go
similarity index 99%
rename from consumers/notifiers/api/logging.go
rename to consumers/notifiers/middleware/logging.go
index e327d92265..3ea0a2e517 100644
--- a/consumers/notifiers/api/logging.go
+++ b/consumers/notifiers/middleware/logging.go
@@ -3,7 +3,7 @@
 
 //go:build !test
 
-package api
+package middleware
 
 import (
 	"context"
diff --git a/consumers/notifiers/api/metrics.go b/consumers/notifiers/middleware/metrics.go
similarity index 99%
rename from consumers/notifiers/api/metrics.go
rename to consumers/notifiers/middleware/metrics.go
index 209730288d..0dfa9ee520 100644
--- a/consumers/notifiers/api/metrics.go
+++ b/consumers/notifiers/middleware/metrics.go
@@ -3,7 +3,7 @@
 
 //go:build !test
 
-package api
+package middleware
 
 import (
 	"context"
diff --git a/consumers/notifiers/tracing/subscriptions.go b/consumers/notifiers/middleware/subscriptions.go
similarity index 99%
rename from consumers/notifiers/tracing/subscriptions.go
rename to consumers/notifiers/middleware/subscriptions.go
index c8c2920123..0db7cf708b 100644
--- a/consumers/notifiers/tracing/subscriptions.go
+++ b/consumers/notifiers/middleware/subscriptions.go
@@ -3,7 +3,7 @@
 
 // Package tracing contains middlewares that will add spans
 // to existing traces.
-package tracing
+package middleware
 
 import (
 	"context"
diff --git a/consumers/notifiers/tracing/doc.go b/consumers/notifiers/tracing/doc.go
deleted file mode 100644
index 2d65dbe4e1..0000000000
--- a/consumers/notifiers/tracing/doc.go
+++ /dev/null
@@ -1,12 +0,0 @@
-// Copyright (c) Abstract Machines
-// SPDX-License-Identifier: Apache-2.0
-
-// Package tracing provides tracing instrumentation for Magistrala WebSocket adapter service.
-//
-// This package provides tracing middleware for Magistrala WebSocket adapter service.
-// It can be used to trace incoming requests and add tracing capabilities to
-// Magistrala WebSocket adapter service.
-//
-// For more details about tracing instrumentation for Magistrala messaging refer
-// to the documentation at https://docs.magistrala.abstractmachines.fr/tracing/.
-package tracing
diff --git a/internal/groups/middleware/doc.go b/internal/groups/middleware/doc.go
index 2ffa0936ad..7e600044cd 100644
--- a/internal/groups/middleware/doc.go
+++ b/internal/groups/middleware/doc.go
@@ -1,5 +1,9 @@
 // Copyright (c) Abstract Machines
 // SPDX-License-Identifier: Apache-2.0
 
-// Package middleware provides middleware for Magistrala Groups service.
+// Package middleware provides authoprization, tracing, logging and metrics middleware
+// for Magistrala Groups service.
+//
+// For more details about tracing instrumentation for Magistrala messaging refer
+// to the documentation at https://docs.magistrala.abstractmachines.fr/tracing/.
 package middleware
diff --git a/internal/groups/tracing/tracing.go b/internal/groups/middleware/tracing.go
similarity index 96%
rename from internal/groups/tracing/tracing.go
rename to internal/groups/middleware/tracing.go
index 190188668f..2b4d4414a0 100644
--- a/internal/groups/tracing/tracing.go
+++ b/internal/groups/middleware/tracing.go
@@ -1,7 +1,7 @@
 // Copyright (c) Abstract Machines
 // SPDX-License-Identifier: Apache-2.0
 
-package tracing
+package middleware
 
 import (
 	"context"
@@ -19,8 +19,8 @@ type tracingMiddleware struct {
 	gsvc   groups.Service
 }
 
-// New returns a new group service with tracing capabilities.
-func New(gsvc groups.Service, tracer trace.Tracer) groups.Service {
+// TracingMiddleware returns a new group service with tracing capabilities.
+func TracingMiddleware(gsvc groups.Service, tracer trace.Tracer) groups.Service {
 	return &tracingMiddleware{tracer, gsvc}
 }
 
diff --git a/internal/groups/tracing/doc.go b/internal/groups/tracing/doc.go
deleted file mode 100644
index 6a419f3b5c..0000000000
--- a/internal/groups/tracing/doc.go
+++ /dev/null
@@ -1,12 +0,0 @@
-// Copyright (c) Abstract Machines
-// SPDX-License-Identifier: Apache-2.0
-
-// Package tracing provides tracing instrumentation for Magistrala Users Groups service.
-//
-// This package provides tracing middleware for Magistrala Users Groups service.
-// It can be used to trace incoming requests and add tracing capabilities to
-// Magistrala Users Groups service.
-//
-// For more details about tracing instrumentation for Magistrala messaging refer
-// to the documentation at https://docs.magistrala.abstractmachines.fr/tracing/.
-package tracing
diff --git a/invitations/middleware/doc.go b/invitations/middleware/doc.go
index 1fdf252ff0..5449127402 100644
--- a/invitations/middleware/doc.go
+++ b/invitations/middleware/doc.go
@@ -1,9 +1,9 @@
 // Copyright (c) Abstract Machines
 // SPDX-License-Identifier: Apache-2.0
 
-// Package middleware contains the middleware for the invitations service.
-// It is responsible for the following:
-// - Logging
-// - Metrics
-// - Tracing
+// Package middleware provides authorization, tracing, logging and metrics middleware
+// for Magistrala Invitations service.
+//
+// For more details about tracing instrumentation for Magistrala messaging refer
+// to the documentation at https://docs.magistrala.abstractmachines.fr/tracing/.
 package middleware
diff --git a/journal/middleware/doc.go b/journal/middleware/doc.go
index 71d2571337..4e9d9ea2c8 100644
--- a/journal/middleware/doc.go
+++ b/journal/middleware/doc.go
@@ -1,6 +1,9 @@
 // Copyright (c) Abstract Machines
 // SPDX-License-Identifier: Apache-2.0
 
-// Package middleware provides middleware for the journal service.
-// This is logging, metrics, and tracing middleware.
+// Package middleware provides tracing, logging and metrics middleware
+// for Magistrala Journal service.
+//
+// For more details about tracing instrumentation for Magistrala messaging refer
+// to the documentation at https://docs.magistrala.abstractmachines.fr/tracing/.
 package middleware
diff --git a/provision/middleware/doc.go b/provision/middleware/doc.go
new file mode 100644
index 0000000000..2e786b4c7b
--- /dev/null
+++ b/provision/middleware/doc.go
@@ -0,0 +1,9 @@
+// Copyright (c) Abstract Machines
+// SPDX-License-Identifier: Apache-2.0
+
+// Package middleware provides logging middleware for Magistrala
+// Provision service.
+//
+// For more details about tracing instrumentation for Magistrala messaging refer
+// to the documentation at https://docs.magistrala.abstractmachines.fr/tracing/.
+package middleware
diff --git a/provision/api/logging.go b/provision/middleware/logging.go
similarity index 99%
rename from provision/api/logging.go
rename to provision/middleware/logging.go
index 4b2aca3d18..760882eda5 100644
--- a/provision/api/logging.go
+++ b/provision/middleware/logging.go
@@ -3,7 +3,7 @@
 
 //go:build !test
 
-package api
+package middleware
 
 import (
 	"log/slog"
diff --git a/readers/middleware/doc.go b/readers/middleware/doc.go
new file mode 100644
index 0000000000..cd95d44a73
--- /dev/null
+++ b/readers/middleware/doc.go
@@ -0,0 +1,9 @@
+// Copyright (c) Abstract Machines
+// SPDX-License-Identifier: Apache-2.0
+
+// Package middleware provides logging and metrics middleware
+// for Magistrala Readers service.
+//
+// For more details about tracing instrumentation for Magistrala messaging refer
+// to the documentation at https://docs.magistrala.abstractmachines.fr/tracing/.
+package middleware
diff --git a/readers/api/logging.go b/readers/middleware/logging.go
similarity index 98%
rename from readers/api/logging.go
rename to readers/middleware/logging.go
index 49eedcbc09..ffce2d5a3c 100644
--- a/readers/api/logging.go
+++ b/readers/middleware/logging.go
@@ -3,7 +3,7 @@
 
 //go:build !test
 
-package api
+package middleware
 
 import (
 	"log/slog"
diff --git a/readers/api/metrics.go b/readers/middleware/metrics.go
similarity index 98%
rename from readers/api/metrics.go
rename to readers/middleware/metrics.go
index 026f3f4357..c885258972 100644
--- a/readers/api/metrics.go
+++ b/readers/middleware/metrics.go
@@ -3,7 +3,7 @@
 
 //go:build !test
 
-package api
+package middleware
 
 import (
 	"time"
diff --git a/things/middleware/doc.go b/things/middleware/doc.go
index 253c83585f..b5a5693a8d 100644
--- a/things/middleware/doc.go
+++ b/things/middleware/doc.go
@@ -1,5 +1,9 @@
 // Copyright (c) Abstract Machines
 // SPDX-License-Identifier: Apache-2.0
 
-// Package middleware provides middleware for Magistrala Things service.
+// Package middleware provides authorization, tracing, logging and metrics middleware
+// for Magistrala Things service.
+//
+// For more details about tracing instrumentation for Magistrala messaging refer
+// to the documentation at https://docs.magistrala.abstractmachines.fr/tracing/.
 package middleware
diff --git a/things/tracing/tracing.go b/things/middleware/tracing.go
similarity index 97%
rename from things/tracing/tracing.go
rename to things/middleware/tracing.go
index ae6e33e214..0fcab28019 100644
--- a/things/tracing/tracing.go
+++ b/things/middleware/tracing.go
@@ -1,7 +1,7 @@
 // Copyright (c) Abstract Machines
 // SPDX-License-Identifier: Apache-2.0
 
-package tracing
+package middleware
 
 import (
 	"context"
@@ -20,8 +20,8 @@ type tracingMiddleware struct {
 	svc    things.Service
 }
 
-// New returns a new group service with tracing capabilities.
-func New(svc things.Service, tracer trace.Tracer) things.Service {
+// TracingMiddleware returns a new things service with tracing capabilities.
+func TracingMiddleware(svc things.Service, tracer trace.Tracer) things.Service {
 	return &tracingMiddleware{tracer, svc}
 }
 
diff --git a/things/tracing/doc.go b/things/tracing/doc.go
deleted file mode 100644
index 1d803beca5..0000000000
--- a/things/tracing/doc.go
+++ /dev/null
@@ -1,12 +0,0 @@
-// Copyright (c) Abstract Machines
-// SPDX-License-Identifier: Apache-2.0
-
-// Package tracing provides tracing instrumentation for Magistrala things clients service.
-//
-// This package provides tracing middleware for Magistrala things clients service.
-// It can be used to trace incoming requests and add tracing capabilities to
-// Magistrala things clients service.
-//
-// For more details about tracing instrumentation for Magistrala messaging refer
-// to the documentation at https://docs.magistrala.abstractmachines.fr/tracing/.
-package tracing
diff --git a/users/middleware/doc.go b/users/middleware/doc.go
index ce2aef4859..b2273580a6 100644
--- a/users/middleware/doc.go
+++ b/users/middleware/doc.go
@@ -1,5 +1,9 @@
 // Copyright (c) Abstract Machines
 // SPDX-License-Identifier: Apache-2.0
 
-// Package middleware provides middleware for Magistrala Users service.
+// Package middleware provides authorization, tracing, logging and metrics middleware
+// for Magistrala Users service.
+//
+// For more details about tracing instrumentation for Magistrala messaging refer
+// to the documentation at https://docs.magistrala.abstractmachines.fr/tracing/.
 package middleware
diff --git a/users/tracing/tracing.go b/users/middleware/tracing.go
similarity index 98%
rename from users/tracing/tracing.go
rename to users/middleware/tracing.go
index 81e63c9519..0039b46bd8 100644
--- a/users/tracing/tracing.go
+++ b/users/middleware/tracing.go
@@ -1,7 +1,7 @@
 // Copyright (c) Abstract Machines
 // SPDX-License-Identifier: Apache-2.0
 
-package tracing
+package middleware
 
 import (
 	"context"
@@ -21,8 +21,8 @@ type tracingMiddleware struct {
 	svc    users.Service
 }
 
-// New returns a new group service with tracing capabilities.
-func New(svc users.Service, tracer trace.Tracer) users.Service {
+// TracingMiddleware returns a new users service with tracing capabilities.
+func TracingMiddleware(svc users.Service, tracer trace.Tracer) users.Service {
 	return &tracingMiddleware{tracer, svc}
 }
 
diff --git a/users/tracing/doc.go b/users/tracing/doc.go
deleted file mode 100644
index 5aa1b44b98..0000000000
--- a/users/tracing/doc.go
+++ /dev/null
@@ -1,12 +0,0 @@
-// Copyright (c) Abstract Machines
-// SPDX-License-Identifier: Apache-2.0
-
-// Package tracing provides tracing instrumentation for Magistrala Users service.
-//
-// This package provides tracing middleware for Magistrala Users service.
-// It can be used to trace incoming requests and add tracing capabilities to
-// Magistrala Users service.
-//
-// For more details about tracing instrumentation for Magistrala messaging refer
-// to the documentation at https://docs.magistrala.abstractmachines.fr/tracing/.
-package tracing
diff --git a/ws/middleware/doc.go b/ws/middleware/doc.go
new file mode 100644
index 0000000000..d7a661a265
--- /dev/null
+++ b/ws/middleware/doc.go
@@ -0,0 +1,9 @@
+// Copyright (c) Abstract Machines
+// SPDX-License-Identifier: Apache-2.0
+
+// Package middleware provides logging, metrics and tracing middleware
+// for Magistrala WebSockets service.
+//
+// For more details about tracing instrumentation for Magistrala messaging refer
+// to the documentation at https://docs.magistrala.abstractmachines.fr/tracing/.
+package middleware
diff --git a/ws/api/logging.go b/ws/middleware/logging.go
similarity index 98%
rename from ws/api/logging.go
rename to ws/middleware/logging.go
index 5c693a45e2..81b84c5502 100644
--- a/ws/api/logging.go
+++ b/ws/middleware/logging.go
@@ -1,7 +1,7 @@
 // Copyright (c) Abstract Machines
 // SPDX-License-Identifier: Apache-2.0
 
-package api
+package middleware
 
 import (
 	"context"
diff --git a/ws/api/metrics.go b/ws/middleware/metrics.go
similarity index 98%
rename from ws/api/metrics.go
rename to ws/middleware/metrics.go
index a1a8d59322..c099dd3755 100644
--- a/ws/api/metrics.go
+++ b/ws/middleware/metrics.go
@@ -3,7 +3,7 @@
 
 //go:build !test
 
-package api
+package middleware
 
 import (
 	"context"
diff --git a/ws/tracing/tracing.go b/ws/middleware/tracing.go
similarity index 82%
rename from ws/tracing/tracing.go
rename to ws/middleware/tracing.go
index ed7e62c9ce..cf62a354e6 100644
--- a/ws/tracing/tracing.go
+++ b/ws/middleware/tracing.go
@@ -1,7 +1,7 @@
 // Copyright (c) Abstract Machines
 // SPDX-License-Identifier: Apache-2.0
 
-package tracing
+package middleware
 
 import (
 	"context"
@@ -23,8 +23,8 @@ type tracingMiddleware struct {
 	svc    ws.Service
 }
 
-// New returns a new websocket service with tracing capabilities.
-func New(tracer trace.Tracer, svc ws.Service) ws.Service {
+// TracingMiddleware returns a new websocket service with tracing capabilities.
+func TracingMiddleware(tracer trace.Tracer, svc ws.Service) ws.Service {
 	return &tracingMiddleware{
 		tracer: tracer,
 		svc:    svc,
diff --git a/ws/tracing/doc.go b/ws/tracing/doc.go
deleted file mode 100644
index 2d65dbe4e1..0000000000
--- a/ws/tracing/doc.go
+++ /dev/null
@@ -1,12 +0,0 @@
-// Copyright (c) Abstract Machines
-// SPDX-License-Identifier: Apache-2.0
-
-// Package tracing provides tracing instrumentation for Magistrala WebSocket adapter service.
-//
-// This package provides tracing middleware for Magistrala WebSocket adapter service.
-// It can be used to trace incoming requests and add tracing capabilities to
-// Magistrala WebSocket adapter service.
-//
-// For more details about tracing instrumentation for Magistrala messaging refer
-// to the documentation at https://docs.magistrala.abstractmachines.fr/tracing/.
-package tracing