freezer.engine.tar.tar_builders module
Freezer Tar related functions
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class freezer.engine.tar.tar_builders.TarCommandBuilder(filepath, compression_algo, is_windows, tar_path=None)
Bases: object
Building a tar cmd command. To build command invoke method build.
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DEREFERENCE_MODE = {'all': '--hard-dereference --dereference', 'hard': '--hard-dereference', 'soft': '--dereference'}
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LISTED_TEMPLATE = '{tar_command} --listed-incremental={listed_incremental}'
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UNIX_TEMPLATE = '{gnutar_path} --create {algo} --warning=none --no-check-device --one-file-system --preserve-permissions --same-owner --seek --ignore-failed-read'
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WINDOWS_TEMPLATE = '{gnutar_path} -c {algo} --incremental --unlink-first --ignore-zeros'
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build()
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set_dereference(mode)
- Dereference hard and soft links according option choices.
‘soft’ dereference soft links,
‘hard’ dereference hardlinks,
‘all’ dereference both.
Default ‘None’.
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set_encryption(encrypt_pass_file, openssl_path=None)
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set_exclude(exclude)
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set_listed_incremental(absolute_path)
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class freezer.engine.tar.tar_builders.TarCommandRestoreBuilder(restore_path, compression_algo, is_windows, tar_path=None)
Bases: object
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DRY_RUN_TEMPLATE = '{0} {1} --incremental --list --ignore-zeros --warning=none'
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OPENSSL_DEC = '{openssl_path} enc -d -aes-256-cfb -pass file:{file}'
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UNIX_TEMPLATE = '{0} {1} --incremental --extract --ignore-zeros --warning=none --overwrite --directory {2}'
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WINDOWS_TEMPLATE = '{0} -x {1} --incremental --unlink-first --ignore-zeros'
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build()
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set_dry_run()
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set_encryption(encrypt_pass_file, openssl_path=None)
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freezer.engine.tar.tar_builders.get_tar_flag_from_algo(compression)