Alerting: Change logging in Alertmanager (#105704)

* change logger to ngalert.notifier and use component label
* update alerting module

---------

Signed-off-by: Yuri Tseretyan <yuriy.tseretyan@grafana.com>

go.mod

@@ -78,7 +78,7 @@ require (
 	github.com/googleapis/go-sql-spanner v1.11.1 // @grafana/grafana-search-and-storage
 	github.com/gorilla/mux v1.8.1 // @grafana/grafana-backend-group
 	github.com/gorilla/websocket v1.5.4-0.20250319132907-e064f32e3674 // @grafana/grafana-app-platform-squad
-	github.com/grafana/alerting v0.0.0-20250519195027-0ce55e7a1d00 // @grafana/alerting-backend
+	github.com/grafana/alerting v0.0.0-20250521131632-6e476b0b04c3 // @grafana/alerting-backend
 	github.com/grafana/authlib v0.0.0-20250515162837-2f4a8263eabb // @grafana/identity-access-team
 	github.com/grafana/authlib/types v0.0.0-20250325095148-d6da9c164a7d // @grafana/identity-access-team
 	github.com/grafana/dataplane/examples v0.0.1 // @grafana/observability-metrics

go.sum

@@ -1569,8 +1569,8 @@ github.com/gorilla/sessions v1.2.1 h1:DHd3rPN5lE3Ts3D8rKkQ8x/0kqfeNmBAaiSi+o7Fsg
 github.com/gorilla/sessions v1.2.1/go.mod h1:dk2InVEVJ0sfLlnXv9EAgkf6ecYs/i80K/zI+bUmuGM=
 github.com/gorilla/websocket v1.5.4-0.20250319132907-e064f32e3674 h1:JeSE6pjso5THxAzdVpqr6/geYxZytqFMBCOtn/ujyeo=
 github.com/gorilla/websocket v1.5.4-0.20250319132907-e064f32e3674/go.mod h1:r4w70xmWCQKmi1ONH4KIaBptdivuRPyosB9RmPlGEwA=
-github.com/grafana/alerting v0.0.0-20250519195027-0ce55e7a1d00 h1:i0IpxkT1bX96F5D/oIxDdXLu+Nz/pU4rHlmnswpVLF0=
-github.com/grafana/alerting v0.0.0-20250519195027-0ce55e7a1d00/go.mod h1:pMfhRxL2LZ3Pm8iy7VcVsb9CLYuBtjFYbf1oxgx7yFA=
+github.com/grafana/alerting v0.0.0-20250521131632-6e476b0b04c3 h1:QgV6JOePZeVOqIu0yVrjuryctEpVBvlPI04Zq25PV3c=
+github.com/grafana/alerting v0.0.0-20250521131632-6e476b0b04c3/go.mod h1:pMfhRxL2LZ3Pm8iy7VcVsb9CLYuBtjFYbf1oxgx7yFA=
 github.com/grafana/authlib v0.0.0-20250515162837-2f4a8263eabb h1:oTl2j6/4miQUYmXANp2pBuYCWA5f8NVYFfCWpczpFso=
 github.com/grafana/authlib v0.0.0-20250515162837-2f4a8263eabb/go.mod h1:PBtQaXwkFu4BAt2aXsR7w8p8NVpdjV5aJYhqRDei9Us=
 github.com/grafana/authlib/types v0.0.0-20250325095148-d6da9c164a7d h1:34E6btDAhdDOiSEyrMaYaHwnJpM8w9QKzVQZIBzLNmM=

pkg/services/ngalert/notifier/alertmanager.go

@@ -114,7 +114,7 @@ func NewAlertmanager(ctx context.Context, orgID int64, cfg *setting.Cfg, store A
 			return stateStore.SaveNotificationLog(context.Background(), state)
 		},
 	}
-	l := log.New("ngalert.notifier.alertmanager", "org", orgID)
+	l := log.New("ngalert.notifier")
 
 	opts := alertingNotify.GrafanaAlertmanagerOpts{
 		ExternalURL:        cfg.AppURL,
@@ -127,9 +127,8 @@ func NewAlertmanager(ctx context.Context, orgID int64, cfg *setting.Cfg, store A
 			MaxSilenceSizeBytes: cfg.UnifiedAlerting.AlertmanagerMaxSilenceSizeBytes,
 		},
 		EmailSender:   &emailSender{ns},
-		ImageProvider: newImageProvider(store, log.New("ngalert.notifier.image-provider")),
+		ImageProvider: newImageProvider(store, l.New("component", "image-provider")),
 		Decrypter:     decryptFn,
-		LoggerFactory: LoggerFactory,
 		Version:       setting.BuildVersion,
 		TenantKey:     "orgID",
 		TenantID:      orgID,
@@ -149,7 +148,7 @@ func NewAlertmanager(ctx context.Context, orgID int64, cfg *setting.Cfg, store A
 		DefaultConfiguration: cfg.UnifiedAlerting.DefaultConfiguration,
 		Store:                store,
 		stateStore:           stateStore,
-		logger:               l,
+		logger:               l.New("component", "alertmanager", opts.TenantKey, opts.TenantID), // similar to what the base does
 	}
 
 	return am, nil

pkg/services/ngalert/notifier/email_test.go

@@ -7,7 +7,6 @@ import (
 	"testing"
 
 	alertingImages "github.com/grafana/alerting/images"
-	alertingLogging "github.com/grafana/alerting/logging"
 	"github.com/grafana/alerting/receivers"
 	alertingEmail "github.com/grafana/alerting/receivers/email"
 	alertingTemplates "github.com/grafana/alerting/templates"
@@ -17,6 +16,7 @@ import (
 	"github.com/stretchr/testify/require"
 
 	"github.com/grafana/grafana/pkg/bus"
+	"github.com/grafana/grafana/pkg/infra/log/logtest"
 	"github.com/grafana/grafana/pkg/infra/tracing"
 	"github.com/grafana/grafana/pkg/services/notifications"
 	"github.com/grafana/grafana/pkg/setting"
@@ -200,7 +200,7 @@ func createSut(t *testing.T, messageTmpl string, subjectTmpl string, emailTmpl *
 		},
 		Message: messageTmpl,
 		Subject: subjectTmpl,
-	}, receivers.Metadata{}, emailTmpl, ns, &alertingImages.UnavailableProvider{}, &alertingLogging.FakeLogger{})
+	}, receivers.Metadata{}, emailTmpl, ns, &alertingImages.UnavailableProvider{}, &logtest.Fake{})
 }
 
 func getSingleSentMessage(t *testing.T, ns *emailSender) *notifications.Message {

pkg/services/ngalert/notifier/images.go

@@ -25,7 +25,7 @@ func newImageProvider(store store.ImageStore, logger log.Logger) alertingImages.
 	return alertingImages.NewTokenProvider(&tokenStore{
 		store:  store,
 		logger: logger,
-	}, newLogWrapper(logger))
+	}, logger)
 }
 
 func (t tokenStore) GetImage(ctx context.Context, token string) (*alertingImages.Image, error) {

pkg/services/ngalert/notifier/log.go

@@ -1,23 +0,0 @@
-package notifier
-
-import (
-	alertingLogging "github.com/grafana/alerting/logging"
-
-	"github.com/grafana/grafana/pkg/infra/log"
-)
-
-var LoggerFactory alertingLogging.LoggerFactory = func(logger string, ctx ...any) alertingLogging.Logger {
-	return &logWrapper{log.New(append([]any{logger}, ctx...)...)}
-}
-
-func newLogWrapper(logger log.Logger, ctx ...any) alertingLogging.Logger {
-	return &logWrapper{logger.New(ctx...)}
-}
-
-type logWrapper struct {
-	*log.ConcreteLogger
-}
-
-func (l logWrapper) New(ctx ...any) alertingLogging.Logger {
-	return logWrapper{l.ConcreteLogger.New(ctx...)}
-}