che-operator/pkg/backup_servers/awss3_server.go

105 lines
2.9 KiB
Go

//
// Copyright (c) 2021 Red Hat, Inc.
// This program and the accompanying materials are made
// available under the terms of the Eclipse Public License 2.0
// which is available at https://www.eclipse.org/legal/epl-2.0/
//
// SPDX-License-Identifier: EPL-2.0
//
// Contributors:
// Red Hat, Inc. - initial API and implementation
//
package backup_servers
import (
"context"
"fmt"
chev1 "github.com/eclipse-che/che-operator/api/v1"
corev1 "k8s.io/api/core/v1"
"k8s.io/apimachinery/pkg/api/errors"
"k8s.io/apimachinery/pkg/types"
"sigs.k8s.io/controller-runtime/pkg/client"
)
const (
awsAccesKeyIdEnvVarName = "AWS_ACCESS_KEY_ID"
awsAccesKeyEnvVarName = "AWS_SECRET_ACCESS_KEY"
)
// AwsS3Server implements BackupServer
type AwsS3Server struct {
config *chev1.AwsS3ServerConfig
ResticClient
secretKeyId string
secretKey string
}
func (s *AwsS3Server) PrepareConfiguration(client client.Client, namespace string) (bool, error) {
s.ResticClient = ResticClient{}
repoPassword, done, err := getResticRepoPassword(client, namespace, s.config.RepositoryPasswordSecretRef)
if err != nil || !done {
return done, err
}
s.RepoPassword = repoPassword
repo := s.config.RepositoryPath
if repo == "" {
return true, fmt.Errorf("bucket (repository) must be configured")
}
protocol := s.config.Protocol
if protocol != "" {
protocol += "://"
}
host := s.config.Hostname
if host == "" {
host = "s3.amazonaws.com"
}
port := getPortString(s.config.Port)
// Get AWS credentials secret
if s.config.AwsAccessKeySecretRef == "" {
return true, fmt.Errorf("secret name with AWS access key and ID is not provided")
}
secret := &corev1.Secret{}
namespacedName := types.NamespacedName{Namespace: namespace, Name: s.config.AwsAccessKeySecretRef}
err = client.Get(context.TODO(), namespacedName, secret)
if err != nil {
if errors.IsNotFound(err) {
return true, fmt.Errorf("secret '%s' with AWS access key and ID not found", s.config.AwsAccessKeySecretRef)
}
return false, err
}
// Check the secret fields
value, exist := secret.Data[chev1.AWS_ACCESS_KEY_ID_SECRET_KEY]
if !exist || string(value) == "" {
return true, fmt.Errorf("%s secret should have access key ID under '%s' field", secret.ObjectMeta.Name, chev1.AWS_ACCESS_KEY_ID_SECRET_KEY)
}
s.secretKeyId = string(value)
value, exist = secret.Data[chev1.AWS_SECRET_ACCESS_KEY_SECRET_KEY]
if !exist || string(value) == "" {
return true, fmt.Errorf("%s secret should have access key under '%s' field", secret.ObjectMeta.Name, chev1.AWS_SECRET_ACCESS_KEY_SECRET_KEY)
}
s.secretKey = string(value)
// s3:s3.amazonaws.com/bucket
// s3:http://server:port/bucket/repo
s.RepoUrl = "s3:" + protocol + host + port + "/" + repo
// Configure required env variables
s.AdditionalEnv = s.getAdditionalEnv()
return true, nil
}
func (s *AwsS3Server) getAdditionalEnv() []string {
return []string{
awsAccesKeyIdEnvVarName + "=" + s.secretKeyId,
awsAccesKeyEnvVarName + "=" + s.secretKey,
}
}