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如何使用 AWS CLI 从 AWS Backup 恢复点恢复 Amazon EFS 文件系统?
我想要使用 AWS 命令行界面 (AWS CLI) 从 AWS Backup 恢复点恢复 Amazon Elastic File System (Amazon EFS)。
解决方法
从 AWS Backup 恢复点就地恢复 EFS 文件系统
1. 运行 llist-backup-jobs 命令以获取要恢复的 EFS 文件系统的 Amazon 资源名称 (ARN)。您必须具有恢复点 ARN 才能从 AWS Backup 恢复点执行 EFS 文件系统恢复。
$ aws backup list-backup-jobs --by-resource-type EFS --region us-east-1
**注意:**如果在运行 AWS CLI 命令时收到错误,请确保您使用的是最新版本的 AWS CLI。
2. 在命令输出中,记下 RecoverypointArn:
{ "BackupJobs": [ { "CompletionDate": 1583305453.7, "BackupVaultArn": "arn:aws:backup:us-east-1:111222333444:backup-vault:Default", "PercentDone": "0.0", "RecoveryPointArn": "arn:aws:backup:us-east-1:111222333444:recovery-point:123e4567-6cd9-464e-bb6b-13f70e79d347", "ResourceType": "EFS", "BackupSizeInBytes": 73, "State": "COMPLETED", "IamRoleArn": "arn:aws:iam::111222333444:role/service-role/AWSBackupDefaultServiceRole", "ResourceArn": "arn:aws:elasticfilesystem:us-east-1:111222333444:file-system/fs-6a1dcba2", "BackupJobId": "721ba96d-a656-4771-a1f4-78bcd0c930f8", "StartBy": 1583309035.684, "CreationDate": 1583305435.684, "BackupVaultName": "Default" } ] }
3. 要运行 start-restore-job 命令,您必须定义特定的元数据来恢复 EFS 实例。您可以在单独的 JSON 文件中定义元数据,也可以将元数据定义为命令中的参数。
如需在单独的 JSON 文件中定义元数据,请创建类似于以下内容的 JSON 文件:
{"file-system-id": "fs-6a1dcba2", "newFileSystem": "false", "Encrypted": "false", "PerformanceMode":"generalPurpose"}
然后,运行 start-restore-job 命令:
aws backup start-restore-job --region us-east-1 --recovery-point-arn "arn:aws:backup:us-east-1:111222333444:recovery-point:123e4567-6cd9-464e-bb6b-13f70e79d347" --iam-role-arn "arn:aws:iam::111222333444:role/service-role/AWSBackupDefaultServiceRole" --metadata file://path_to_json_file
如需将元数据定义为 start-restore-job 命令中的参数,请按以下格式运行命令:
aws backup start-restore-job --region us-east-1 --recovery-point-arn "arn:aws:backup:us-east-1:111222333444:recovery-point:123e4567-6cd9-464e-bb6b-13f70e79d347" --iam-role-arn "arn:aws:iam::111222333444:role/service-role/AWSBackupDefaultServiceRole" --metadata '{"file-system-id": "fs-6a1dcba2", "newFileSystem": "false", "Encrypted": "false", "PerformanceMode":"generalPurpose"}'
从 AWS Backup 恢复点恢复新的 EFS 文件系统
1. 运行 list-backup-jobs 命令以获取要恢复的 EFS 文件系统的 ARN。您必须具有恢复点 ARN 才能从 AWS Backup 恢复点执行 EFS 文件系统恢复。
$ aws backup list-backup-jobs --by-resource-type EFS --region us-east-1
2. 在命令输出中,记下 RecoverypointArn:
{ "BackupJobs": [ { "CompletionDate": 1583305453.7, "BackupVaultArn": "arn:aws:backup:us-east-1:111222333444:backup-vault:Default", "PercentDone": "0.0", "RecoveryPointArn": "arn:aws:backup:us-east-1:111222333444:recovery-point:123e4567-6cd9-464e-bb6b-13f70e79d347", "ResourceType": "EFS", "BackupSizeInBytes": 73, "State": "COMPLETED", "IamRoleArn": "arn:aws:iam::111222333444:role/service-role/AWSBackupDefaultServiceRole", "ResourceArn": "arn:aws:elasticfilesystem:us-east-1:111222333444:file-system/fs-6a1dcba2", "BackupJobId": "721ba96d-a656-4771-a1f4-78bcd0c930f8", "StartBy": 1583309035.684, "CreationDate": 1583305435.684, "BackupVaultName": "Default" } ] }
3. 要恢复到新的 EFS 文件系统,请生成 CreationToken 值来强制请求的唯一性(幂等性)。CreationToken 可以是您选择的任何值。在 Linux 操作系统上,您可以运行 uuid 命令来生成唯一标识符:
uuid -r
输出是一个通用唯一标识符 (UUID),类似于以下内容:
d0c12345-678d-4071-bf30-8e7e54ab65df
4. 要运行 start-restore-job 命令,您必须定义特定的元数据来恢复 EFS 实例。您可以在单独的 JSON 文件中定义元数据,也可以将元数据定义为命令中的参数。
如需在单独的 JSON 文件中定义元数据,请创建类似于以下内容的 JSON 文件:
**注意:**对于 CreationToken,请使用您在步骤 3 中生成的 CreationToken 值。
{"file-system-id": "fs-6a1dcba2", "Encrypted": "false", "PerformanceMode": "generalPurpose", "CreationToken": "d0c12345-678d-4071-bf30-8e7e54ab65df", "newFileSystem": "true"}
然后,运行 start-restore-job 命令:
**注意:**对于 --metadata,请输入您在上一步中创建的 JSON 文件。
aws backup start-restore-job --region us-east-1 --recovery-point-arn "arn:aws:backup:us-east-1:111222333444:recovery-point:123e4567-6cd9-464e-bb6b-13f70e79d347" --iam-role-arn "arn:aws:iam::111222333444:role/service-role/AWSBackupDefaultServiceRole" --metadata file://path_to_json_file
如需将元数据定义为 start-restore-job 命令中的参数,请按以下格式运行命令:
**注意:**对于 CreationToken,请使用您在步骤 3 中生成的 CreationToken 值。
aws backup start-restore-job --region us-east-1 --recovery-point-arn "arn:aws:backup:us-east-1:111222333444:recovery-point:123e4567-6cd9-464e-bb6b-13f70e79d347" --iam-role-arn "arn:aws:iam::111222333444:role/service-role/AWSBackupDefaultServiceRole" --metadata '{"file-system-id": "fs-6a1dcba2", "newFileSystem": "true", "CreationToken": "d0c12345-678d-4071-bf30-8e7e54ab65df", "Encrypted": "false", "PerformanceMode":"generalPurpose"}'
从 AWS Backup 恢复点执行项目级 EFS 文件系统恢复
1. 运行 llist-backup-jobs 命令以获取要恢复的 EFS 文件系统的 Amazon 资源名称 (ARN)。您必须具有恢复点 ARN 才能从 AWS Backup 恢复点执行 EFS 文件系统恢复。
$ aws backup list-backup-jobs --by-resource-type EFS --region us-east-1
**注意:**如果在运行 AWS CLI 命令时收到错误,请确保您使用的是最新版本的 AWS CLI。
2. 在命令输出中,记下 RecoverypointArn:
{ "BackupJobs": [ { "AccountId": "686948106210", "BackupJobId": "261f13d0-5ede-458e-a00e-d83ed5de0afe", "BackupVaultName": "Default", "BackupVaultArn": "arn:aws:backup:us-east-1:111222333444:backup-vault:Default", "RecoveryPointArn": "arn:aws:backup:us-east-1:111222333444:recovery-point:123e4567-6cd9-464e-bb6b-13f70e79d347", "ResourceArn": "arn:aws:elasticfilesystem:us-east-1:111222333444:file-system/fs-6a1dcba2", "CreationDate": "2021-08-23T07:52:56.652000+00:00", "CompletionDate": "2021-08-23T07:53:09.547000+00:00", "State": "COMPLETED", "PercentDone": "100.0", "BackupSizeInBytes": 75, "IamRoleArn": "arn:aws:iam::111222333444:role/service-role/AWSBackupDefaultServiceRole", "StartBy": "2021-08-23T08:52:56.652000+00:00", "ResourceType": "EFS" }
3. 要运行 start-restore-job 命令,您必须定义特定的元数据来恢复 EFS 实例。您可以在单独的 JSON 文件中定义元数据,也可以将元数据定义为命令中的参数。
如需在单独的 JSON 文件中定义元数据,请创建类似于以下内容的 JSON 文件:
{"file-system-id": "fs-6a1dcba2", "newFileSystem": "false", "Encrypted": "false", "PerformanceMode":"generalPurpose", "itemsToRestore":"[\"/my.test\"]"}
然后,运行 start-restore-job 命令:
aws backup start-restore-job --region us-east-1 --recovery-point-arn "arn:aws:backup:us-east-1:111222333444:recovery-point:123e4567-6cd9-464e-bb6b-13f70e79d347" --iam-role-arn "arn:aws:iam::111222333444:role/service-role/AWSBackupDefaultServiceRole" --metadata file://path_to_json_file
如需将元数据定义为 start-restore-job 命令中的参数,请按以下格式运行命令:
aws backup start-restore-job --region us-east-1 --recovery-point-arn "arn:aws:backup:us-east-1:111222333444:recovery-point:123e4567-6cd9-464e-bb6b-13f70e79d347" --iam-role-arn "arn:aws:iam::111222333444:role/service-role/AWSBackupDefaultServiceRole" --metadata '{"file-system-id": "fs-6a1dcba2", "newFileSystem": "false", "Encrypted": "false", "PerformanceMode":"generalPurpose", "itemsToRestore":"[\"/my.test\"]"}'

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