Rename restapi to api (#3176)

Signed-off-by: Daniel Valdivia <18384552+dvaldivia@users.noreply.github.com>

api/admin_service.go

@@ -0,0 +1,77 @@
+// This file is part of MinIO Console Server
+// Copyright (c) 2021 MinIO, Inc.
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+package api
+
+import (
+	"context"
+	"time"
+
+	"github.com/go-openapi/runtime/middleware"
+	"github.com/minio/console/api/operations"
+	"github.com/minio/console/models"
+
+	svcApi "github.com/minio/console/api/operations/service"
+)
+
+func registerServiceHandlers(api *operations.ConsoleAPI) {
+	// Restart Service
+	api.ServiceRestartServiceHandler = svcApi.RestartServiceHandlerFunc(func(params svcApi.RestartServiceParams, session *models.Principal) middleware.Responder {
+		if err := getRestartServiceResponse(session, params); err != nil {
+			return svcApi.NewRestartServiceDefault(err.Code).WithPayload(err.APIError)
+		}
+		return svcApi.NewRestartServiceNoContent()
+	})
+}
+
+// serviceRestart - restarts the MinIO cluster
+func serviceRestart(ctx context.Context, client MinioAdmin) error {
+	if err := client.serviceRestart(ctx); err != nil {
+		return err
+	}
+	// copy behavior from minio/mc mainAdminServiceRestart()
+	//
+	// Max. time taken by the server to shutdown is 5 seconds.
+	// This can happen when there are lot of s3 requests pending when the server
+	// receives a restart command.
+	// Sleep for 6 seconds and then check if the server is online.
+	time.Sleep(6 * time.Second)
+
+	// Fetch the service status of the specified MinIO server
+	_, err := client.serverInfo(ctx)
+	if err != nil {
+		return err
+	}
+	return nil
+}
+
+// getRestartServiceResponse performs serviceRestart()
+func getRestartServiceResponse(session *models.Principal, params svcApi.RestartServiceParams) *CodedAPIError {
+	ctx, cancel := context.WithCancel(params.HTTPRequest.Context())
+	defer cancel()
+	mAdmin, err := NewMinioAdminClient(params.HTTPRequest.Context(), session)
+	if err != nil {
+		return ErrorWithContext(ctx, err)
+	}
+	// create a MinIO Admin Client interface implementation
+	// defining the client to be used
+	adminClient := AdminClient{Client: mAdmin}
+
+	if err := serviceRestart(ctx, adminClient); err != nil {
+		return ErrorWithContext(ctx, err)
+	}
+	return nil
+}