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linux_wiki:archive_compress_unpack_and_uncompress_files_using_tar_star_gzip_and_bzip2 [2016/02/29 22:47] billdozor [star] |
linux_wiki:archive_compress_unpack_and_uncompress_files_using_tar_star_gzip_and_bzip2 [2019/05/25 23:50] |
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| - | ====== Archive Compress Unpack And Uncompress Files Using Tar Star Gzip And Bzip2 ====== | ||
| - | |||
| - | **General Information** | ||
| - | |||
| - | About this page/ | ||
| - | |||
| - | ---- | ||
| - | |||
| - | ===== tar ===== | ||
| - | |||
| - | Options | ||
| - | * -c => create new archive | ||
| - | * -t => list contents of archive | ||
| - | * -x => extract files from archive | ||
| - | * -z => compress or decompress in gzip (depending upon if -x or -c was also passed) | ||
| - | * -v => display files as they are processed | ||
| - | * -j => use bzip2 | ||
| - | * -r => append/add file to the end of the existing archive | ||
| - | * -u => update a file in an existing archive if the source is newer | ||
| - | * -f => archive filename | ||
| - | * --selinux => include selinux contexts | ||
| - | |||
| - | Archive and compress (using gzip) the /var/log directory | ||
| - | <code bash> | ||
| - | tar -cvzf logs.tar.gz /var/log | ||
| - | </ | ||
| - | |||
| - | \\ | ||
| - | List contents of archive | ||
| - | <code bash> | ||
| - | tar -tf logs.tar.gz | ||
| - | </ | ||
| - | |||
| - | \\ | ||
| - | Decompress and unpack at the same time to current directory | ||
| - | <code bash> | ||
| - | tar -zxvf logs.tar.gz | ||
| - | </ | ||
| - | |||
| - | \\ | ||
| - | Decompress and unpack at the same time to a different existing directory | ||
| - | <code bash> | ||
| - | tar -zxvf logs.tar.gz -C / | ||
| - | </ | ||
| - | |||
| - | \\ | ||
| - | Add a new file to an existing archive | ||
| - | <code bash> | ||
| - | tar -rvf logs.tar newlog.log | ||
| - | </ | ||
| - | |||
| - | ---- | ||
| - | |||
| - | ===== star ===== | ||
| - | |||
| - | Install (usually not there by default) | ||
| - | <code bash> | ||
| - | yum install star | ||
| - | </ | ||
| - | |||
| - | \\ | ||
| - | Archive and compress the /var/log directory (name it logs.tar.gz) | ||
| - | <code bash> | ||
| - | star -cz -f logs.tar.gz /var/log | ||
| - | </ | ||
| - | |||
| - | \\ | ||
| - | List archive contents | ||
| - | <code bash> | ||
| - | star -t -f logs.tar | ||
| - | </ | ||
| - | |||
| - | \\ | ||
| - | Decompress, unpack a bzip2 (star auto selects proper decompression type) | ||
| - | <code bash> | ||
| - | star -x -f logs.tar.bz2 | ||
| - | </ | ||
| - | |||
| - | ---- | ||
| - | |||
| - | ===== gzip ===== | ||
| - | |||
| - | Compress an archive | ||
| - | <code bash> | ||
| - | gzip logs.tar | ||
| - | </ | ||
| - | |||
| - | \\ | ||
| - | Decompress an archive | ||
| - | <code bash> | ||
| - | gzip -d logs.tar.gz | ||
| - | OR | ||
| - | gunzip logs.tar.gz | ||
| - | </ | ||
| - | |||
| - | \\ | ||
| - | Cat a compressed file (useful for rotated logs) | ||
| - | <code bash> | ||
| - | zcat messages.1.log.gz | ||
| - | </ | ||
| - | |||
| - | ---- | ||
| - | |||
| - | ===== bzip2 ===== | ||
| - | |||
| - | Compress an archive | ||
| - | <code bash> | ||
| - | bzip2 logs.tar | ||
| - | </ | ||
| - | |||
| - | \\ | ||
| - | Decompress an archive | ||
| - | <code bash> | ||
| - | bzip2 -d logs.tar.bz2 | ||
| - | OR | ||
| - | bunzip2 logs.tar.bz2 | ||
| - | </ | ||
| - | |||
| - | \\ | ||
| - | Cat a compressed file (useful for rotated logs) | ||
| - | <code bash> | ||
| - | bzcat messages.1.log.bz2 | ||
| - | </ | ||
| - | |||
| - | ---- | ||