third-party-mirrors/zfs_autobackup
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Edwin Eefting 2019-02-03 20:38:26 +01:00
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README.md
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@ -6,8 +6,8 @@ Introduction
ZFS autobackup is used to periodicly backup ZFS filesystems to other locations. This is done using the very effcient zfs send and receive commands.
It has the following features:
* Automaticly selects filesystems to backup by looking at a simple ZFS property.
* Creates consistent snapshots.
* Automaticly selects filesystems to backup by looking at a simple ZFS property. (recursive)
* Creates consistent snapshots. (takes all snapshots at once, atomic.)
* Multiple backups modes:
* "push" local data to a backup-server via SSH.
* "pull" remote data from a server via SSH and backup it locally.
@ -23,6 +23,7 @@ It has the following features:
* Easy installation:
* Only one host needs the zfs_autobackup script. The other host just needs ssh and the zfs command.
* Written in python and uses zfs-commands, no 3rd party dependencys or libraries.
* No seperate config files or properties. Just one command you can copy/paste in your backup script.
Usage
====
@ -173,14 +174,14 @@ Tips
Troubleshooting
----------------
`cannot receive incremental stream: invalid backup stream`
`cannot receive incremental stream: invalid backup stream`
This usually means you've created a new snapshot on the target side during a backup.
This usually means you've created a new snapshot on the target side during a backup.
* Solution 1: Restart zfs_autobackup and make sure you dont use --resume. If you did use --resume, be sure to "abort" the recveive on the target side with zfs recv -A.
* Solution 2: Destroy the newly created snapshot and restart zfs_autobackup.
* Solution 2: Destroy the newly created snapshot and restart zfs_autobackup.
`internal error: Invalid argument`
`internal error: Invalid argument`
In some cases (Linux -> FreeBSD) this means certain properties are not fully supported on the target system.

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zfs_autobackup
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#!/usr/bin/env python2
# -*- coding: utf8 -*-
from __future__ import print_function
import os
import sys