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.

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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 ...
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20 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 ...
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1answer
113 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 ...
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1answer
22 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 ...
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1answer
99 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 > ...
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1answer
146 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 ...
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271 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: ...
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1answer
141 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 ...
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175 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 ...
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48 views

How to purge using duply

I am using duply to backup files/directories to S3. I want a full backup once a month, and an incremental every day in between. I also want to keep all backups for up to a month, but I don't ...
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1answer
62 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 ...
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1answer
516 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 ...
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1answer
152 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 ...
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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 ...
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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 ...
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1answer
310 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 ...
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1answer
457 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 ...
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653 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 ...
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2answers
3k 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 ...
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5answers
11k 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
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1answer
546 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
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2answers
379 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:- ...
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2answers
142 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 ...
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2answers
505 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, ...
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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?
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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 ...
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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 ...
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2answers
455 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 ...
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1answer
869 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:~# ...
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1answer
994 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 . ...
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5answers
512 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 ...
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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 ...
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1answer
633 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 ...
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1answer
482 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 ...
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1answer
519 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 ...
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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 ...
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1answer
886 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 ...
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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 ...
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2answers
6k 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?
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2answers
723 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 ...
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1answer
799 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
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1answer
658 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 ...
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2answers
578 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 ...
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1answer
787 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 ...
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2answers
494 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 ...
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2answers
629 views

Why can my cron job not find a specific command?

I am using duplicity to create nightly backups of my server over FTP. I wrote a script that does both a local and remote backup and logs the output results. When I run this script as the root user, ...
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2answers
2k views

How can I use Duplicity with a symmetric key?

I am using duplicity to perform backups on my server. Right now duplicity is encrypting the backup using a GPG public-private key system. I would prefer to encrypt the backup files using just a ...
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1answer
102 views

Duplicity fails to run w/ python 2.3

I tried running the latest code and went as far back as 0.6.07 and I keep getting the following error message when running duplicity. Any ideas how to fix? Tell me I dont have to upgrade to Python 2.4 ...
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4answers
2k views

Most cost efficient way to backup Subversion data to S3?

I'm looking at using S3 as an offsite backup repo for my Subversion database. When I dump my SVN database, it's about 10 gigabytes. I would like to avoid the charge of uploading that data ...
2
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2answers
2k views

duplicity fail: not promping for password: “Running 'sftp user@host' failed”

I have two linode VPS accounts and I want to back up one onto the other (the reasons are mainly for fun and to practice server administration.) the short version Duplicity isn't even asking for my ...