github.com/alibaba/sealer@v0.8.6-0.20220430115802-37a2bdaa8173/pkg/checker/registry_checker.go (about) 1 // Copyright © 2021 Alibaba Group Holding Ltd. 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 package checker 16 17 import ( 18 "context" 19 "fmt" 20 21 "github.com/alibaba/sealer/common" 22 "github.com/alibaba/sealer/pkg/image/distributionutil" 23 v2 "github.com/alibaba/sealer/types/api/v2" 24 "github.com/alibaba/sealer/utils" 25 ) 26 27 type RegistryChecker struct { 28 RegistryDomain string 29 } 30 31 func (r *RegistryChecker) Check(cluster *v2.Cluster, phase string) error { 32 if phase != PhasePre { 33 return nil 34 } 35 36 // checker the existence of the docker.json ; 37 authFile := common.DefaultRegistryAuthConfigDir() 38 if !utils.IsFileExist(authFile) { 39 return fmt.Errorf("registry auth info not found,please run 'sealer login' first") 40 } 41 // try to login with auth info 42 authConfig, err := utils.GetDockerAuthInfoFromDocker(r.RegistryDomain) 43 if err != nil { 44 return fmt.Errorf("failed to get auth info, err: %s", err) 45 } 46 47 err = distributionutil.Login(context.Background(), &authConfig) 48 if err != nil { 49 return fmt.Errorf("%v authentication failed", r.RegistryDomain) 50 } 51 return nil 52 } 53 54 func NewRegistryChecker(registryDomain string) Interface { 55 return &RegistryChecker{RegistryDomain: registryDomain} 56 }