备份位置

几天前,我们新增了一项功能,允许您选择备份的存储位置。新的站点设置名为 backup_location,目前支持“本地”和“Amazon S3”。

除非您之前将 enable_s3_backups 设置为自动将备份上传至 S3,否则该设置默认值为“本地”。

有哪些变化?

到目前为止,备份始终存储在服务器的本地磁盘上——将备份上传至 S3 仅是备份过程结束时一个额外的可选步骤。通过新设置,您可以选择将备份存储在本地或 S3 上。如果您选择 S3,本地存储将仅用于备份和恢复过程中的临时文件。

此外,备份 标签页现在对所有备份位置的操作方式都保持一致。

您不再需要登录 Amazon S3 来上传、下载或删除备份。您甚至可以直接从 S3 恢复备份。

插件

不幸的是,新系统会破坏 现有插件,这些插件原本用于自动将备份同步到 DropboxGoogle DriveNextcloudBox

好消息是,现在通过插件添加新的备份位置比以往容易得多。您想尝试一下吗?

在此期间,您可以查看 https://meta.discourse.org/t/how-to-sync-your-backups-to-cloud-storage-alternative-method/97294。

有操作指南主题吗?

有的。Configure automatic backups for Discourse

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Will the old way still work—local + S3? I like having a local backup along with the S3 for redundancy.

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Local backups and sync to S3 is not possible anymore. You need to choose one backup location.

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This sounds great! Does it really mean Amazon S3 or will it also work with S3 lookalikes like Digital Ocean Spaces and that thing that starts with M? (I think that I’d made backups push to Spaces a while ago.)

Is it related to this bug? Admin dashboard won’t load after upgrade to v2.2.0.beta3 +36

I haven’t tested it with anything other than Amazon S3. It might work on lookalikes too if they support the required APIs. DO might work – /reference/api/spaces-api/ looks promising.

Yes, it is.

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I haven’t been able to get DigitalOcean Spaces to serve as my Discourse backup location. Might require extra setups than Amazon S3. Would appreciate it if someone can give me some pointers. Thanks!

I have this working on DO Spaces. Below are my settings for reference, be sure to take the bucket name out of the endpoint url.

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Clarification on how this works when settings are changed:

  1. When once switches from S3 to Local or vice versa, do the existing backups get transferred or are they removed or are they left alone?
  2. When one see’s the list of backups in the Backup page is there a way to tell the location or are they all from the selected location in the setting?
  3. What is the meaning of this setting given that backups are no longer “synced” and either on S3 or Local? Disable the removal of backups from S3 when removed locally.
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Existing backups won’t be touched. You need to delete them manually if you want to free up space.

Only from the selected backup location.

The description of the s3_disable_cleanup setting needs an update. It disables the removal of backups from S3 and makes the system ignore the value of maximum_backups when backup_location is set to S3.
I think we could actually remove the s3_disable_cleanup setting and allow disabling the cleanup by setting maximum_backups to 0. That would make it work for all backup locations the same way.

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That makes sense to remove the option and use zero to disable removal of back ups. A follow up clarification on this, when one changes the settings, say from 120 days to 30 days, would that trigger an automatic cleanup of all the back ups?

maximum_backups has nothing to do with days…
And no, the cleanup only happens after successful backups. Changing settings doesn’t trigger anything.

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Sorry, let me rephrase my question. When I change the maximum back ups from 120 to 30, the next time when it backs up, will it delete anything older than the last 30 back ups?

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Yes, it will delete the older backups except for the last 30.

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