[SCM] Debian Live initramfs hook branch, master, updated. 1.157.2-1-7-g8bee5d0
Daniel Baumann
daniel at debian.org
Fri May 15 20:33:00 UTC 2009
The following commit has been merged in the master branch:
commit 8bee5d07f32c8895102e4f20128366d4a771cbfb
Author: Marco Amadori <amadorim at vdavda.com>
Date: Fri May 15 18:05:08 2009 +0200
Cleaned a bit the snapshot feature.
* home-sn are working both cpio and full partition, changed how
live-snapshot.list works in home-sn case.
Signed-off-by: Marco Amadori <amadorim at vdavda.com>
diff --git a/bin/live-snapshot b/bin/live-snapshot
index d70ef36..bf63041 100755
--- a/bin/live-snapshot
+++ b/bin/live-snapshot
@@ -238,7 +238,7 @@ Defaults ()
# Parse resync string
if [ -n "${SNAP_RESYNC_STRING}" ]
then
- SNAP_COW=$(echo "${SNAP_RESYNC_STRING}" | cut -f1 -d ':')
+ SNAP_COW=$(echo "${SNAP_RESYNC_STRING/\/root/${DEF_SNAP_COW}}" | cut -f1 -d ':')
SNAP_DEV=$(echo "${SNAP_RESYNC_STRING}" | cut -f2 -d ':')
SNAP_MNT=$(echo "${SNAP_RESYNC_STRING}" | cut -f3 -d ':')
DEST="${MOUNTP}/${SNAP_MNT}"
@@ -346,7 +346,7 @@ Entry_is_modified ()
if [ -e "${entry}" ] || [ -L "${entry}" ]
then
- if [ -e "${DEF_SNAP_COW}/${entry}" ] || [ -L "${DEF_SNAP_COW}/${entry}" ]
+ if [ -e "${SNAP_COW}/${entry}" ] || [ -L "${SNAP_COW}/${entry}" ]
then
return 0
fi
@@ -356,17 +356,25 @@ Entry_is_modified ()
Do_filelist ()
{
- # BUGS: supports only cpio.gz types, and does not handle deleted files yet
-
+ # BUGS: does not handle deleted files yet
TMP_FILELIST=$1
+
if [ -f "${SNAP_LIST}" ]
then
+ # if SNAP_COW == /live/cow/home, SNAP_RW = /home
+ SNAP_RW="${SNAP_COW/${DEF_SNAP_COW}}"
+ if [ -z "${SNAP_RW}" ]
+ then
+ SNAP_RW="/"
+ fi
+
+ cd "${SNAP_RW}"
# Generate include list removing empty and commented lines
- for entry in $(sed -e '/^ *$/d' -e '/^#.*$/d' "${SNAP_LIST}")
+ # and transforming paths to relatives
+ for entry in $(sed -e '/^ *$/d' -e '/^#.*$/d' -e 's#^.*$#./&#' -e 's#/\+#/#g' "${SNAP_LIST}")
do
if [ -d "${entry}" ]
then
- cd /
find "${entry}" | while read line
do
if Entry_is_modified "${line}"
@@ -374,26 +382,22 @@ Do_filelist ()
printf "%s\000" "${line}" >> "${TMP_FILELIST}"
fi
done
- cd "${OLDPWD}"
elif Entry_is_modified "${entry}"
then
# if file exists and it is modified
printf "%s\000" "${entry}" >> "${TMP_FILELIST}"
fi
done
+ cd "${OLDPWD}"
- if [ "${SNAP_COW}" = "${DEF_SNAP_COW}" ]
- then
- # Relative to rootfs
- echo "/"
- else
- # Mostly "/home"
- echo "${SNAP_COW}"
- fi
+ # echo Working dir
+ echo "${SNAP_RW}"
else
cd "${SNAP_COW}"
+ # removing whiteouts from list
find . -path '*.wh.*' -prune -o -print0 >> "${TMP_FILELIST}"
cd "${OLDPWD}"
+ # echo Working dir
echo "${SNAP_COW}"
fi
}
diff --git a/conf/live-snapshot.list b/conf/live-snapshot.list
index 30fe29d..db05733 100644
--- a/conf/live-snapshot.list
+++ b/conf/live-snapshot.list
@@ -5,6 +5,8 @@
#
# The syntax for the line is just a full file or directory pathname.
# Those files and directories, and only those will be included on automatic persistence handling.
+#
+# Note that in home-sn snapshot all those paths are treated as relative to /home
# Include itself for reuse
/etc/live-snapshot.list
diff --git a/manpages/live-snapshot.en.1.txt b/manpages/live-snapshot.en.1.txt
index 4ead532..4f53e7e 100644
--- a/manpages/live-snapshot.en.1.txt
+++ b/manpages/live-snapshot.en.1.txt
@@ -82,12 +82,12 @@ Files
/etc/live-snapshot.list
-This optional file, if present changes the behaviour of live-snapshot, only files and directories listed there are included (integrally) in the snapshot. It works only for cpio targets.
+This optional file, if present changes the behaviour of live-snapshot, only files and directories listed there are included (integrally) in the snapshot. It works only for cpio and whole partition targets.
/etc/live-snapshot.exclude_list
This optional file, if present will filter the files that will be saved by live-snapshot removing (as in "grep -F -v") all filenames that will be matched by strings listed in it.
-It works for cpio and squashfs snapshot types only; it is pretty useful for filtering temporary files and disk caches.
+It works for cpio, whole partition and squashfs snapshot types only; it is pretty useful for filtering temporary files and disk caches.
See also
diff --git a/manpages/live-snapshot.it.1.txt b/manpages/live-snapshot.it.1.txt
index dc8a992..1beb791 100644
--- a/manpages/live-snapshot.it.1.txt
+++ b/manpages/live-snapshot.it.1.txt
@@ -89,12 +89,12 @@ Files
/etc/live-snapshot.list
Facoltativo, se presente cambia completamente il funzionamento di live-snapshot; solo i files e le directory elencate verranno effettivamente inclusi nello snapshot.
-Funziona attualmente solo con gli snapshot di tipo "cpio".
+Funziona attualmente solo con gli snapshot di tipo "cpio" e "partizione intera".
/etc/live-snapshot.exclude_list
Facoltativo, se presente verrà utilizzato per filtrare i file da includere negli snapshot. Tutte i file che conterranno le stringhe elecate (come "grep -F -v") non verranno salvati da live-snapshot.
-Funziona attualmente solo con gli snapshot di tipo "cpio" e "squashfs"; è utile per filtrare contenuti poco significativi come i file temporanei e la cache.
+Funziona attualmente solo con gli snapshot di tipo "cpio", "partizione intera" e "squashfs"; è utile per filtrare contenuti poco significativi come i file temporanei e la cache.
See also
--------
--
Debian Live initramfs hook
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