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--- команда_cpio [2011/02/24 10:54]
val
+++ команда_cpio [2016/04/07 09:42] (current)
val [Команда cpio]
@@ Line 1: / Line 1: @@
 ====== Команда cpio ======
-[[http://www.gnu.org/software/cpio/manual/cpio.html]]
+  * [[https://ru.wikipedia.org/wiki/Cpio|Copy Input/Output]]
 ===== Создание архива =====
 <code>
+# cd /; find etc/ | cpio -o | bzip2 -c > /mnt/etc.cpio.bz2
 # cd /; find etc/ -name '*,v' | sed -e 's/RCS\///' -e 's/,v//' | cpio -o | bzip2 -c > /mnt/etc.cpio.bz2
+# cd /; find etc/ -ctime -1 | cpio -o | bzip2 -c | ssh archiveserver "cat > etc.cpio.bz2"
 </code>
@@ Line 25: / Line 29: @@
 </code>
+===== Варианты использования =====
+==== Сценарий: бэкап фотографий из Apple iPhoto ====
+<code>
+[~ ] $ cat Pictures/backup/backup.sh
+#!/bin/sh
+# Archive size
+# export as=734003200 #CD
+# export as=700000000 #CD
+# export as=4831838208 #DVD
+export as=8500000000 #DVDRDL
+# Backup list file name
+export bf=backup/backup`date "+%Y-%m-%d_%H-%M-%S"`_${as}.txt
+export IFS=""
+cd ~/Pictures
+[ -e backup/full.txt ] && rm backup/full.txt
+mkfifo backup/full.txt
+find iPhoto\ Library -type f -exec ls -l {} \; > backup/full.txt &
+cat backup/backup*.txt | fgrep -v -f - backup/full.txt |
+(
+        s=0
+        while read f
+        do
+                echo $f >> $bf
+                s=$(($s+`echo "$f" | awk '{print $5}'`))
+                test $s -gt $as && break
+        done
+        test $s -gt $as && {
+                echo "Success create list for archive"
+                echo "File name: $bf"
+                echo "Archive size: $s"
+                sed 's/.*\(iPhoto Library.*\)/\1/' ${bf} | cpio -o > ${bf}.cpio
+        } || {
+                echo "No enought files for archive"
+                echo "Need $as exists $s"
+                rm $bf
+        }
+)
+[ -e backup/full.txt ] && rm backup/full.txt
+</code>

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