Admin: Add promotional page for Grafana Enterprise (#21422)

Co-authored-by: Torkel Ödegaard <torkel@grafana.com>

pkg/api/login_test.go

@@ -4,6 +4,7 @@ import (
 	"encoding/hex"
 	"errors"
 	"fmt"
+	"github.com/grafana/grafana/pkg/services/licensing"
 	"io/ioutil"
 	"net/http"
 	"net/http/httptest"
@@ -83,7 +84,7 @@ func TestLoginErrorCookieApiEndpoint(t *testing.T) {
 	sc := setupScenarioContext("/login")
 	hs := &HTTPServer{
 		Cfg:     setting.NewCfg(),
-		License: models.OSSLicensingService{},
+		License: &licensing.OSSLicensingService{},
 	}
 
 	sc.defaultHandler = Wrap(func(w http.ResponseWriter, c *models.ReqContext) {
@@ -133,7 +134,7 @@ func TestLoginViewRedirect(t *testing.T) {
 	sc := setupScenarioContext("/login")
 	hs := &HTTPServer{
 		Cfg:     setting.NewCfg(),
-		License: models.OSSLicensingService{},
+		License: &licensing.OSSLicensingService{},
 	}
 	hs.Cfg.CookieSecure = true
 
@@ -247,7 +248,7 @@ func TestLoginPostRedirect(t *testing.T) {
 	hs := &HTTPServer{
 		log:              &FakeLogger{},
 		Cfg:              setting.NewCfg(),
-		License:          models.OSSLicensingService{},
+		License:          &licensing.OSSLicensingService{},
 		AuthTokenService: auth.NewFakeUserAuthTokenService(),
 	}
 	hs.Cfg.CookieSecure = true
@@ -350,7 +351,7 @@ func TestLoginOAuthRedirect(t *testing.T) {
 	sc := setupScenarioContext("/login")
 	hs := &HTTPServer{
 		Cfg:     setting.NewCfg(),
-		License: models.OSSLicensingService{},
+		License: &licensing.OSSLicensingService{},
 	}
 
 	sc.defaultHandler = Wrap(func(c *models.ReqContext) {
@@ -408,7 +409,7 @@ func setupAuthProxyLoginTest(enableLoginToken bool) *scenarioContext {
 	sc := setupScenarioContext("/login")
 	hs := &HTTPServer{
 		Cfg:              setting.NewCfg(),
-		License:          models.OSSLicensingService{},
+		License:          &licensing.OSSLicensingService{},
 		AuthTokenService: auth.NewFakeUserAuthTokenService(),
 		log:              log.New("hello"),
 	}

pkg/extensions/main.go

@@ -6,8 +6,8 @@ import (
 
 	_ "github.com/crewjam/saml"
 	_ "github.com/gobwas/glob"
-	"github.com/grafana/grafana/pkg/models"
 	"github.com/grafana/grafana/pkg/registry"
+	"github.com/grafana/grafana/pkg/services/licensing"
 	_ "github.com/jung-kurt/gofpdf"
 	_ "github.com/linkedin/goavro/v2"
 	_ "github.com/pkg/errors"
@@ -18,7 +18,7 @@ import (
 )
 
 func init() {
-	registry.RegisterService(&models.OSSLicensingService{})
+	registry.RegisterService(&licensing.OSSLicensingService{})
 }
 
 var IsEnterprise bool = false

pkg/infra/usagestats/usage_stats_test.go

@@ -2,6 +2,7 @@ package usagestats
 
 import (
 	"bytes"
+	"github.com/grafana/grafana/pkg/services/licensing"
 	"io/ioutil"
 	"runtime"
 	"sync"
@@ -25,7 +26,7 @@ func TestMetrics(t *testing.T) {
 		uss := &UsageStatsService{
 			Bus:      bus.New(),
 			SQLStore: sqlstore.InitTestDB(t),
-			License:  models.OSSLicensingService{},
+			License:  &licensing.OSSLicensingService{},
 		}
 
 		var getSystemStatsQuery *models.GetSystemStatsQuery

pkg/models/licensing.go

@@ -10,21 +10,3 @@ type Licensing interface {
 	// Expiry returns the unix epoch timestamp when the license expires, or 0 if no valid license is provided
 	Expiry() int64
 }
-
-type OSSLicensingService struct{}
-
-func (OSSLicensingService) HasLicense() bool {
-	return false
-}
-
-func (OSSLicensingService) Expiry() int64 {
-	return 0
-}
-
-func (OSSLicensingService) Init() error {
-	return nil
-}
-
-func (OSSLicensingService) HasValidLicense() bool {
-	return false
-}

pkg/services/licensing/oss.go

@@ -0,0 +1,41 @@
+package licensing
+
+import (
+	"github.com/grafana/grafana/pkg/api/dtos"
+	"github.com/grafana/grafana/pkg/services/hooks"
+	"github.com/grafana/grafana/pkg/setting"
+)
+
+type OSSLicensingService struct {
+	Cfg          *setting.Cfg        `inject:""`
+	HooksService *hooks.HooksService `inject:""`
+}
+
+func (*OSSLicensingService) HasLicense() bool {
+	return false
+}
+
+func (*OSSLicensingService) Expiry() int64 {
+	return 0
+}
+
+func (l *OSSLicensingService) Init() error {
+	l.HooksService.AddIndexDataHook(func(indexData *dtos.IndexViewData) {
+		for _, node := range indexData.NavTree {
+			if node.Id == "admin" {
+				node.Children = append(node.Children, &dtos.NavLink{
+					Text: "Upgrade",
+					Id:   "upgrading",
+					Url:  l.Cfg.AppSubUrl + "/admin/upgrading",
+					Icon: "fa fa-fw fa-unlock-alt",
+				})
+			}
+		}
+	})
+
+	return nil
+}
+
+func (*OSSLicensingService) HasValidLicense() bool {
+	return false
+}