| // Licensed to the Apache Software Foundation (ASF) under one or more |
| // contributor license agreements. See the NOTICE file distributed with |
| // this work for additional information regarding copyright ownership. |
| // The ASF licenses this file to You under the Apache License, Version 2.0 |
| // (the "License"); you may not use this file except in compliance with |
| // the License. You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| package health |
| |
| import ( |
| "github.com/apache/servicecomb-service-center/pkg/client/sc" |
| "github.com/apache/servicecomb-service-center/scctl/pkg/cmd" |
| scerr "github.com/apache/servicecomb-service-center/server/error" |
| "github.com/spf13/cobra" |
| ) |
| |
| const ( |
| ExistInternal = iota + cmd.ExitError |
| ExistUnavailable // connection timeout or refuse |
| ExistAbnormal // abnormal |
| ) |
| |
| func init() { |
| NewHealthCommand(cmd.RootCmd()) |
| } |
| |
| func NewHealthCommand(parent *cobra.Command) *cobra.Command { |
| cmd := &cobra.Command{ |
| Use: "health [options]", |
| Short: "Output the health check result of service center", |
| Run: HealthCommandFunc, |
| } |
| |
| parent.AddCommand(cmd) |
| return cmd |
| } |
| |
| func HealthCommandFunc(_ *cobra.Command, args []string) { |
| scClient, err := sc.NewSCClient(cmd.ScClientConfig) |
| if err != nil { |
| cmd.StopAndExit(ExistInternal, err) |
| } |
| scErr := scClient.HealthCheck() |
| if scErr != nil { |
| switch scErr.Code { |
| case scerr.ErrUnavailableBackend: |
| cmd.StopAndExit(ExistUnavailable, scErr) |
| default: |
| cmd.StopAndExit(ExistAbnormal, scErr) |
| } |
| } |
| } |