Scope:
A half decent program to backup and restore a given system to desired state
Restoration should be done without internet connection.
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Assumptions:
- System should have Debian 7 or equivalent distros of it.
- Config files should be parsable by Python's ConfigParser.
- Backup/restoration will be done to/from a device directly connected to the machine as a disk.
- Backup machine should be connected to the internet or appropriate repository.
- While backup is being done, the backup files will not get corrupted/deleted.
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Program's high level description:
- Check whether it's 1st run or not.
- Generate the initial queue of tasks (task_queue), if not done earlier.
- Execute tasks from the task_queue and update the task_queue accordingly.
- If finished, exit.
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Files created by script:
- task_queue
- queue_head
- get_backup_of_desired_state_machine.log.
TIMESTAMP(log file) - wget.log (if backup_globally_installed_packages = True) (log file)
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Tasks:
- get_dpkg_selections
- copy_tar_files
- generate_urls
- download_packages
- write_names_of_locally_installed_packages
- make_tar
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