August 2012
Intermediate to advanced
624 pages
17h 11m
Polish
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17.8. Rejestracja metadanych plików w celu ich późniejszego odtworzenia
Problem
Chcemy przygotować listę plików zawierającą szczegółowe informacje na temat każdego z nich. Zestawienie takie przydaje się do weryfikacji katalogów odtwarzanych z kopii zapasowej, do przygotowania planu cofnięcia zmian przed wykonaniem polecenia chmod –R bądź też do uwzględnienia w systemie kontroli wersji wcześniejszych ustawień plików /etc/*.
Rozwiązanie
Należy zastosować instrukcję find z predykatem printf.
#!/usr/bin/env bash # plik receptury: archive_meta-data printf "%b" "Prawa\tUżytkownikr\tGrupa\tRozmiar\tModyfikacja\tNazwa\n" > plik_archiwum find / \( -path /proc -o -path /mnt -o -path /tmp -o -path /var/tmp \ -o -path /var/cache -o -path /var/spool \) -prune ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.