Chore: Add app URL to the plugin config (#77455)

go.mod

@@ -65,7 +65,7 @@ require (
 	github.com/grafana/cuetsy v0.1.10 // @grafana/grafana-as-code
 	github.com/grafana/grafana-aws-sdk v0.19.1 // @grafana/aws-datasources
 	github.com/grafana/grafana-azure-sdk-go v1.9.0 // @grafana/backend-platform
-	github.com/grafana/grafana-plugin-sdk-go v0.187.0 // @grafana/plugins-platform-backend
+	github.com/grafana/grafana-plugin-sdk-go v0.189.0 // @grafana/plugins-platform-backend
 	github.com/grpc-ecosystem/go-grpc-middleware v1.4.0 // @grafana/backend-platform
 	github.com/hashicorp/go-hclog v1.5.0 // @grafana/plugins-platform-backend
 	github.com/hashicorp/go-plugin v1.4.9 // @grafana/plugins-platform-backend

go.sum

@@ -1841,6 +1841,8 @@ github.com/grafana/grafana-plugin-sdk-go v0.94.0/go.mod h1:3VXz4nCv6wH5SfgB3mlW3
 github.com/grafana/grafana-plugin-sdk-go v0.114.0/go.mod h1:D7x3ah+1d4phNXpbnOaxa/osSaZlwh9/ZUnGGzegRbk=
 github.com/grafana/grafana-plugin-sdk-go v0.187.0 h1:lOwoFbbTs27KqR3F32GvOX9Et3Ek8p8qsFw+SUJtAAM=
 github.com/grafana/grafana-plugin-sdk-go v0.187.0/go.mod h1:PHK8eQOz3ES28RmImdTHNOTxBZaH6mb/ytJGxk7VVJc=
+github.com/grafana/grafana-plugin-sdk-go v0.189.0 h1:30n0dtehLT0Z0DdRfatk1INwXOKfCb9LKaSFl8zBj9g=
+github.com/grafana/grafana-plugin-sdk-go v0.189.0/go.mod h1:nctofuR6fyhx3Stbnh5ha6setroeqqBgO0Rj9s4t86o=
 github.com/grafana/kindsys v0.0.0-20230508162304-452481b63482 h1:1YNoeIhii4UIIQpCPU+EXidnqf449d0C3ZntAEt4KSo=
 github.com/grafana/kindsys v0.0.0-20230508162304-452481b63482/go.mod h1:GNcfpy5+SY6RVbNGQW264gC0r336Dm+0zgQ5vt6+M8Y=
 github.com/grafana/prometheus-alertmanager v0.25.1-0.20231027171310-70c52bf65758 h1:ATUhvJSJwzdzhnmzUI92fxVFqyqmcnzJ47wtHTK3LW4=

pkg/plugins/envvars/envvars.go

@@ -10,6 +10,7 @@ import (
 
 	"github.com/grafana/grafana-aws-sdk/pkg/awsds"
 	"github.com/grafana/grafana-azure-sdk-go/azsettings"
+	"github.com/grafana/grafana-plugin-sdk-go/backend"
 	"github.com/grafana/grafana-plugin-sdk-go/backend/proxy"
 	"github.com/grafana/grafana-plugin-sdk-go/experimental/featuretoggles"
 
@@ -79,6 +80,10 @@ func (s *Service) Get(ctx context.Context, p *plugins.Plugin) []string {
 func (s *Service) GetConfigMap(ctx context.Context, _ string, _ *auth.ExternalService) map[string]string {
 	m := make(map[string]string)
 
+	if s.cfg.GrafanaAppURL != "" {
+		m[backend.AppURL] = s.cfg.GrafanaAppURL
+	}
+
 	// TODO add support via plugin SDK
 	//if externalService != nil {
 	//	m[oauthtokenretriever.AppURL] = s.cfg.GrafanaAppURL

pkg/plugins/envvars/envvars_test.go

@@ -500,3 +500,14 @@ func TestService_GetConfigMap_featureToggles(t *testing.T) {
 		}
 	})
 }
+
+func TestService_GetConfigMap_appURL(t *testing.T) {
+	t.Run("Uses the configured app URL", func(t *testing.T) {
+		s := &Service{
+			cfg: &config.Cfg{
+				GrafanaAppURL: "https://myorg.com/",
+			},
+		}
+		require.Equal(t, map[string]string{"GF_APP_URL": "https://myorg.com/"}, s.GetConfigMap(context.Background(), "", nil))
+	})
+}