duplicity is an open source software to backup data incrementally in an encrypted format. It can save/upload the backup to local or remote destination. It is written in python and uses librsync.

learn more… | top users | synonyms

-1
votes
1answer
14 views

Strategy for migrating older files

I want to have a rock solid tool to move older files to a slower disk - a migration instead of a backup. I was thinking Duplicity would be a good candidate, though I would need a reliable way of ...
0
votes
0answers
10 views

Duplicity for remote backup to AWS S3

I am using Bacula with S3 for backups. I keep bacula volumes for 60 days or so. Using duplicity as I would like to use GPG encryption of the volumes. Is there any way to do an rsync style sync using ...
0
votes
0answers
16 views

Duplicity GPG key not available

I am using the following tutorial to get Duplicity to back up my mysql dumps to Amazon S3. http://kappataumu.com/articles/cloud-backups-duplicity-s3.html However I am getting an issue with the ...
0
votes
1answer
20 views

Using Duplicity with AWS S3 and IAM Folder policy

I'm trying to setup backups from multiple hosts to a single bucket. Each host has their own AWS login and credentials. The top most folder (prefix) maps to the AWS user id and I'm trying to limit ...
0
votes
0answers
59 views

duplicity s3 backup from centos

I'm trying to backup server data to S3 but getting no success. Below is the script which I run to start backup on S3. I have create a user using IAM and have granted all permissions to the user. ...
0
votes
0answers
32 views

Duplicity restore with ftplicity fails because of different volume gpg key

I'm trying restore my backup made on remote ftp server but i have problem because backup was made with different gpg key and then incremental backups was made with second gpg key. I get ...
0
votes
1answer
58 views

Duplicity backup restore to the same system or other system had issue

I have installed the duplicity on centos-7 and I was able to encrypt the data and able to restored the same on other server. duplicity --encrypt-key='12005FB81112' etc.gz ...
0
votes
1answer
54 views

Restore from Amazon S3 with dupy - duplicity on a new machine

I am trying to restore a full backup in a new machine but it seems that is not working. I installed my pgp's and secret keys. Also I copied my project from duply but when I run duply test restore ...
1
vote
3answers
224 views

Duplicity error: BackendException: ssh connection to SERVER_IP:22 failed: Unknown server SERVER_IP

I'm trying to setup a backup system with Duplicity. I have a server that I want to backup to another SFTP server. If I try to connect via sftp it works fine: root@SERVER:~# sftp user@SFTP_IP ...
0
votes
1answer
36 views

Duplicity: No Shell Expansion with Globbing Filelist?

I am running a Samba PDC with both home directories and Win7 (roaming) profiles under '/home', i.e.: /home/[user name] /home/samba/profiles/[user name]/win.V2 For backup purposes (duplicity 0.6.18 ...
1
vote
1answer
111 views

Using duplicity in a disaster recovery scenario

I am using duplicity for backups on my Debian servers. I have successfully backed up and restored files using duplicity. In my backup script, I have /usr/bin/dpkg --get-selections > ...
0
votes
1answer
202 views

Duplicity Backups (via Duply) to S3 - high server load

We have been doing incremental backups using Duply on our main server, to an S3 bucket. However, we've found that there is a high server load during the backups (its an Amazon EC2 server). We're ...
0
votes
0answers
329 views

Duplicati restore one file from s3

I am attempting to configure Duplicati to backup encrypted to Amazon S3. I configured it to run the CLI in a batch file that will be TaskSched'd to run nightly. This batch code seems to be working: ...
0
votes
1answer
163 views

Back up S3 bucket to another?

I am looking at duply and duplicity currently to mirror one bucket to another but it looks like I may be running in to a brick wall? So far I have been able to get things working backing up local ...
1
vote
0answers
186 views

Duplicity -> S3 backup failing with “[Errno 105] No buffer space available”

I have a nightly script on my Ubuntu 10.04 VPS which uses duplicity (0.6.24) to run incremental, encrypted backups to Amazon S3. This script had been working until a month or so ago when it started ...
0
votes
1answer
65 views

duply: Full backup on Saturday, but only if there was no manual full backup during the week

I want duply to take a full backup every Saturday, but only if there was no manual full backup during the week. I don't want a full backup to happen on any other weekday but Saturday. Rationale: It ...
1
vote
1answer
634 views

How to change default duplicity archive directory?

How can I change the duplicity default archive directory (~/.cache/)? The following option seems to be ignored. Option --archive-dir=/volume4/duplicity/cache/ --name backup duplicity 0.6.21 ...
0
votes
1answer
179 views

Faster picking of files from a tar archive

We've got a collection of servers that we're backing up using Duplicity. We're trying to build some functionality for our staff so that they can select a file and view the available versions for ...
1
vote
4answers
2k views

Backup a remote directory with duplicity

Is it possible to backup a remote directory to a local path? Using two URL in the command raises Two URLs specified. One argument should be a path. Using only one for the remote but specifying ...
-1
votes
1answer
1k views

How can I speed up my Duplicity backup?

I need to perform onsite backups of hundreds of gigabytes from a few Xen VMs to some storage available on a dedicated server in the same network, with a Gigabit connection. The data is mostly MySQL ...
0
votes
1answer
359 views

Backup 2 specific directories with duplicity

I used to backup directory /home/user/X with duplicity using duplicity /home/user/X/ file:///home/user/Backup/ Now, I want to backup directories /home/user/X/ and /home/user/Y/ and ignore ...
3
votes
1answer
492 views

Duplicity Incremental Restores

I use duplicity to manage an encrypted daily incremental and weekly full backup schedule for my Linux box. Though duplicity allows incremental backups, I could not find any way to do anything other ...
1
vote
0answers
707 views

Duplicity: is it possible to restore files from a backup that has not been updated in six months?

I need files from an old server that ran a daily duplicity backup and was deactivated six months ago. The backup files are store in an Amazon S3 bucket and the last backup was made about six months ...
2
votes
2answers
4k views

How to list all available backup dates using duplicity

Using duplicity to backup a folder on a certain event, how can I get a list of all available backup dates as I don't know in advance when the event occurred? I want to list the available dates as ...
10
votes
5answers
13k views

How can one efficiently use S3 to back up files incrementally?

I understand how rsync works on a high-level, but there are 2 sides. With S3 there is no daemon to speak of — well there is, but it's basically just HTTP. There look to be a few approaches. s3rsync ...
4
votes
1answer
711 views

Duplicity: recommended value for --volsize?

I am backing up ~800GB from a server to a NAS via Gigabit (destination is a share mounted on the server I need to backup). What value would you recommend for volsize? Thanks
0
votes
2answers
402 views

Duplicity - how to put passphrase in CMD?

I've tried a number of obvious commands as detailed in Duplicity Man page to do this but doesn't seem to work. Scenario I'm SSH'ing to a machine, then running Duplicity; below is the CMD, of sorts:- ...
-1
votes
2answers
146 views

Practical use of hard link

Seems most of the people say they use hard link is to do incremental backup 1, but as we already have more advance backup methods such as Duplicity or rdiff-backup, so can I say it is almost useless ...
1
vote
2answers
529 views

How does Duplicity check for modifications (mtime or checksum)?

How does Duplicity determine if the local version of a file has been modified since the last backup? Does it only look for a different mtime/size etc., or does it actually check for modified content, ...
2
votes
3answers
1k views

Duplicity and Google Drive

Is it there a way to make duplicity backups to google drive? As far as I understand, WebDav and FTP are not supported by google drive. But maybe there is an extension to duplicity in the works?
5
votes
2answers
2k views

Duplicity not writing to a pre-existing S3 bucket

I'm trying to backup a directory to a pre-existing Amazon S3 bucket using the following command: duplicity --no-encryption system/ s3+http://MY_BUCKET_NAME/backup However, I'm getting the following ...
7
votes
3answers
3k views

Duplicity: How to list versions of a file?

Using Duplicity I can make an incremental, efficient backup to an untrusted remote storage. This works fine and I can restore files at a specific point in time (or the next backup after that). Well ...
1
vote
2answers
480 views

duplicity sftp backup encryption

I'm very new to linux and I am running difficulties with duplicity. I am currently trying to create a backup script using duplicity and backing up over sftp and I am not sure if I am already ...
2
votes
1answer
904 views

Duplicity restore reports “Invalid SSH password” when I'm using a private key for connection

I'm testing the restoration of a backup with duplicity 0.6.15. I can login to my backup server just fine using ssh and sftp using the following commands and my private key: ...sftp root@client:~# ...
1
vote
1answer
1k views

Why does Keychain compain that id_rsa.pub is missing?

I'm reading this article on setting up unattended backups in Duplicity. I'm in the part called 7.2. SSH KeyCaching I've added the following to my root .bash_profile keychain --clear id_rsa . ...
0
votes
5answers
536 views

duplicity can't find remote backup directory?

Using my private key to do so, this command allows me to connect to /home/backupUser/backup just fine: $ sudo sftp -oPort=7843 backupUser@192.168.x.x:backup However when I run duplicity, I get ...
2
votes
3answers
1k views

Problems restoring file backed up on Windows using Duplicati to a Linux server running mono

TL/DR version: Mono + Duplicati.commandline.exe restore etc. etc. spits this out for several files regardless of what I try. I am able to list sets, list files in said sets, even do a verify, but ...
1
vote
1answer
664 views

Duplicity fails on Too many open files?

I'm using Duply on top of Duplicity but apparently it fails (after 10 min on 100% cpu) on gnupg --- Start running command BKP 21:10:58.679 --- NcFTP version is 3.2.2 Reading globbing filelist ...
1
vote
1answer
502 views

Restore files from certain increments using Duplicity

Given the following backup sets ... Found primary backup chain with matching signature chain: ------------------------- Chain start time: Tue Jun 21 11:27:26 2011 Chain end time: Tue Jun 21 11:27:59 ...
2
votes
1answer
542 views

NIC bandwidth usage graphing as percent (not kbps/mbps)

I would like to validate a certain thought with you guys. Assuming that: The device whose bandwidth I am measuring is an internal, Linux-based, router. If a NIC is configured to 100mbps, the network ...
5
votes
4answers
1k views

Preventing duplicate DHCP server on network

How can I prevent a duplicate DHCP server on a network from interfering? Is it possible? I am not asking for any actual scenario that is happening, just curiosity. In my apartment complex there is a ...
0
votes
1answer
935 views

How to make Duplicity purge old backups on S3?

To anyone used Duplicity with Duply (wrapper script) on S3, what is the correct command to make duplicity purge old backups? I tried setting up the "MAX_AGE=7D" variable, and calling duply with ...
4
votes
4answers
4k views

How to manually extract a backup set made by duplicity?

I have a set of files on my webserver produced by duplicity software: duplicity-full.20110315T085334Z.vol1.difftar.gz duplicity-full.20110315T085334Z.vol2.difftar.gz ...
8
votes
2answers
7k views

How can I restore a duplicity backup from a certain date?

Is it possible to restore a duplicity backup from a certain time in the past? For example, if I'm making daily incremental backups, is there a way to restore a backup from three days ago?
0
votes
2answers
784 views

How to backup my files secure and properly

Duplicity & rsnapshot helps me backup my files to remote FTPs server. I can recover file if my server harddisk failed. But if someone hacking my local server and he can get all remote server ...
0
votes
1answer
831 views

Backup script that excludes large files using Duplicity and Amazon S3

I'm trying to write an backup script that will exclude files over a certain size. My script gives the proper command, but when run within the script it outputs an an error. However if the same ...
0
votes
1answer
669 views

Duplicity on a ReadyNAS

Has anyone here run Duplicity on a ReadyNAS? I'm trying but here's what I get: duplicity full --encrypt-key="ABC123" /home/jason/ scp://jswett@192.168.140.2//gob Invalid SSH password Running 'sftp ...
1
vote
2answers
587 views

Duplicity no longer works with Amazon S3

Duplicity 0.6.10 doesnt seem to like the s3+http protocol. I keep getting the following error message. unsupportedbackendscheme: scheme not supported in url: s3+http://<bucketname> I've tried ...
0
votes
1answer
839 views

Duplicity: UnsupportedBackendScheme: scheme not supported in url: s3+http://foo.woof.com/?

I installed Duplicity with the helpful damontimm script and advice. I also created an s3 bucket foo.woof.com. But when I run Duplicity (via the script), I get: UnsupportedBackendScheme: scheme not ...
1
vote
2answers
510 views

Duplicity Errno 2 - no such file or directory

I am trying to setup a script for backing up a linux box to a CIFS share. I manually mounted the CIFS share and created a few test folders - OK I then ran duplicity manually with a rather simple ...