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→Backup with dar using e-smith-backup
==='''Overview'''===
===Overview===
{{Warning box|Please be aware this method is under testing and final review.}}
This rpm has moved from being a contrib, to testing stage for inclusion in the base install.
This rpm has moved from being a contrib, to testing stage for inclusion in the base install.
The latest version of the rpm can be found in the smetest repo at
The latest version of the rpm can be found in the smetest, the current version (at 7 Oct 2008) is e-smith-backup-1.15.0-22.el4.sme.noarch.rpm, although this may change due to bug fixes and improvements.
Please report any bugs to bugzilla, perhaps using this bug number http://bugs.contribs.org/show_bug.cgi?id=3538
Please report any bugs to bugzilla, perhaps using this bug number http://bugs.contribs.org/show_bug.cgi?id=3538
or a new one if the problem is different.
or a new one if the problem is different.
This contrib uses dar to perform backups, so you need to install the dar & libdar rpm's as well, available from the smecontribs repo.
This contrib uses dar to perform backups, so you need to install the dar & libdar rpm's as well, available from the smecontribs repo.
==='''Installation'''===
===Installation===
yum --enablerepo=smetest --enablerepo=smecontribs upgrade e-smith-backup
yum --enablerepo=smetest --enablerepo=smeupdates-testing --enablerepo=smecontribs update e-smith-backup
Open server manager & select the Backup or restore panel
Open server manager & select the Backup or restore panel
Select "Configure workstation backup" and configure it. Further information is in the Detailed Information section below.
Select "Configure workstation backup" and configure it. Further information is in the Detailed Information section below.
==='''Manual upgrade information'''===
===Manual upgrade information===
Note that the commands issued earlier prevent the modified e-smith-backup (with dar) rpm from being replaced by normal upgrades done using either the software installer panel or yum update.
Note that the commands issued earlier prevent the modified e-smith-backup (with dar) rpm from being replaced by normal upgrades done using either the software installer panel or yum update.
When changes to the base sme server e-smith-backup rpm occur, an updated modified version of the e-smith-backup with dar rpm will be released and users will need to manually update it. Download the new modified version of e-smith-backup from the smetest repo & follow the install instructions above.
When changes to the base sme server e-smith-backup rpm occur, an updated modified version of the e-smith-backup with dar rpm will be released and users will need to manually update it. Download the new modified version of e-smith-backup from the smetest repo & follow the install instructions above.
==='''Detailed Information'''===
===Detailed Information===
====''What is e-smith-backup with dar ?''====
====What is e-smith-backup with dar ?====
e-smith-backup with dar is an upgrade of current e-smith-backup sme core rpm which provides panels for daily full or incremental backup on LAN workstation (via nfs, smbfs or cifs) or local usb disk, and full or selective restore with use of dar program.
e-smith-backup with dar is an upgrade of current e-smith-backup sme core rpm which provides panels for daily full or incremental backup on LAN workstation (via nfs, smbfs or cifs) or local usb disk, and full or selective restore with use of dar program.
====''What provides e-smith-backup with dar ?''====
====What provides e-smith-backup with dar ?====
e-smith-backup with dar completes core e-smith-backup with four panels :
e-smith-backup with dar completes core e-smith-backup with four panels :
====''What are specific problems of SME Server LAN backups managed by e-smith with dar ?''====
====What are specific problems of SME Server LAN backups managed by e-smith with dar ?====
With experience of more than four years backuping sme servers with dar on LAN workstations (in production environments) the most important of encountered problems is that, when the backup session is started, you cannot rely upon a perfect working of the LAN or the distant workstation.
With experience of more than four years backuping sme servers with dar on LAN workstations (in production environments) the most important of encountered problems is that, when the backup session is started, you cannot rely upon a perfect working of the LAN or the distant workstation.
====''Are other new functions provided ?''====
====Are other new functions provided ?====
Yes. Aside use of session timeout, the first is incremental backup.
Yes. Aside use of session timeout, the first is incremental backup.
====''I read about problems about smbfs or cifs support with sme, and nfs packages are not on my sme...''====
====I read about problems about smbfs or cifs support with sme, and nfs packages are not on my sme...====
Before sme 7.2, smb and kernel versions of sme have bugs in smb mount and cifs support.
Before sme 7.2, smb and kernel versions of sme have bugs in smb mount and cifs support.
==='''Practical setup tips'''===
===Practical setup tips===
====Typical settings====
====Typical settings====
If something is wrong with your backup or restore procedures, then required files may not be backed up and restored, so it is wise to do a test full backup & restore to fully prove your procedures are working correctly.
If something is wrong with your backup or restore procedures, then required files may not be backed up and restored, so it is wise to do a test full backup & restore to fully prove your procedures are working correctly.
==='''Removal/uninstall information'''===
===Removal/uninstall information===
The base sme server code is in the modified e-smith-backup rpm, so no changes are made to the standard core functionality of the sme server backup routines. The modified rpm can be left installed, just do not use any of the additional functionality.
The base sme server code is in the modified e-smith-backup rpm, so no changes are made to the standard core functionality of the sme server backup routines. The modified rpm can be left installed, just do not use any of the additional functionality.