BackupArchiveMetadata
Differences between revisions 4 and 17 (spanning 13 versions)
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← Revision 17 as of 2008-08-06 16:41:03 ⇥
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== Meta data file accompanying a backup (incremental/master) == | == Full Backup Control File (master) == |
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[Creation Time] date="2006-10-23" time="00:26:47" [Archive Information] file="my-tests-folder-backup.1.dar" description="Backup of my tests folder in my new desktop" # verbose description of what the backup holds type="master" # or 'diff' for a changes archive. volumes=3 # umber of archive volumes this backup spans backup-root="/home/sivan/my-tests" orig-backup-target="/dev/scd0" orig-backup-mp="/media/cdrom0" userid="sivan" # the user account that was used to create this backup include-media="yes" |
[Archive] date: 2006-10-23 time: 00:26:47 UUID: 0a3e7198-d7bc-4a5f-b66f-fb8acb926737 extension: .dar description: Backup of my tests folder in my new desktop type: master volumes: 3 backup-root: /home/sivan/my-tests backup-target-devnode: /dev/scd0 backup-target-mp: /media/cdrom0 userid: sivan includes-media: yes home-folder-backup: no # if this is a home folder backup, hubackp should # attempt to gracefully handle a userid change which results in home folder name # change, so a backup-root string needs to be updated to the new folder. |
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== Incremental Backup Control File (diff) == {{{ [DiffArchive] date: 2006-10-25 time: 00:12:47 UUID: ad653f33-f373-45f6-be7c-eeebad8ca510 type: diff volumes: 1 backup-target-devnode: /dev/sdb backup-target-mp: /media/usbdisk userid: sivan includes-media: no [Master] date: 2006-10-23 time: 00:26:47 UUID: 0a3e7198-d7bc-4a5f-b66f-fb8acb926737 extension: .dar description: Backup of my tests folder in my new desktop type: master volumes: 3 backup-root: /home/sivan/my-tests backup-target-devnode: /dev/scd0 backup-target-mp: /media/cdrom0 userid: sivan includes-media: yes home-folder-backup: no }}} |
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=== Error Checking === * Check that first slice file is there. * Alert if orig-backup-root no longer exists and offer to use alternative location. |
Full Backup Control File (master)
[Archive] date: 2006-10-23 time: 00:26:47 UUID: 0a3e7198-d7bc-4a5f-b66f-fb8acb926737 extension: .dar description: Backup of my tests folder in my new desktop type: master volumes: 3 backup-root: /home/sivan/my-tests backup-target-devnode: /dev/scd0 backup-target-mp: /media/cdrom0 userid: sivan includes-media: yes home-folder-backup: no # if this is a home folder backup, hubackp should # attempt to gracefully handle a userid change which results in home folder name # change, so a backup-root string needs to be updated to the new folder.
Incremental Backup Control File (diff)
[DiffArchive] date: 2006-10-25 time: 00:12:47 UUID: ad653f33-f373-45f6-be7c-eeebad8ca510 type: diff volumes: 1 backup-target-devnode: /dev/sdb backup-target-mp: /media/usbdisk userid: sivan includes-media: no [Master] date: 2006-10-23 time: 00:26:47 UUID: 0a3e7198-d7bc-4a5f-b66f-fb8acb926737 extension: .dar description: Backup of my tests folder in my new desktop type: master volumes: 3 backup-root: /home/sivan/my-tests backup-target-devnode: /dev/scd0 backup-target-mp: /media/cdrom0 userid: sivan includes-media: yes home-folder-backup: no
Search Order for Backup Archive File
- Search in cwd.
- Attempt to find file in orig-backup-mp.
- Attempt mount(orig-backup-target-devnode) and try to find archive in the returned mount point.
Error Checking
- Check that first slice file is there.
- Alert if orig-backup-root no longer exists and offer to use alternative location.
HomeUserBackup/BackupArchiveMetadata (last edited 2008-08-06 16:41:03 by localhost)