rear/SOURCES/rear-bz1958247.patch
2021-10-08 16:24:17 +00:00

2041 lines
100 KiB
Diff

diff --git a/usr/share/rear/backup/DUPLICITY/default/100_mount_duplicity_path.sh b/usr/share/rear/backup/DUPLICITY/default/100_mount_duplicity_path.sh
index 64b7a792..6ba7d543 100644
--- a/usr/share/rear/backup/DUPLICITY/default/100_mount_duplicity_path.sh
+++ b/usr/share/rear/backup/DUPLICITY/default/100_mount_duplicity_path.sh
@@ -1,10 +1,4 @@
-# create mount point
if [ -n "$BACKUP_DUPLICITY_NETFS_URL" -o -n "$BACKUP_DUPLICITY_NETFS_MOUNTCMD" ]; then
- mkdir -p $v "$BUILD_DIR/outputfs" >&2
- StopIfError "Could not mkdir '$BUILD_DIR/outputfs'"
-
- AddExitTask "rmdir $v $BUILD_DIR/outputfs >&2"
-
if [[ "$BACKUP_DUPLICITY_NETFS_MOUNTCMD" ]] ; then
BACKUP_DUPLICITY_NETFS_URL="var://BACKUP_DUPLICITY_NETFS_MOUNTCMD"
fi
diff --git a/usr/share/rear/backup/DUPLICITY/default/980_unmount_duplicity_path.sh b/usr/share/rear/backup/DUPLICITY/default/980_unmount_duplicity_path.sh
index 185dbd95..8525ab1d 100644
--- a/usr/share/rear/backup/DUPLICITY/default/980_unmount_duplicity_path.sh
+++ b/usr/share/rear/backup/DUPLICITY/default/980_unmount_duplicity_path.sh
@@ -6,10 +6,4 @@ if [ -n "$BACKUP_DUPLICITY_NETFS_URL" -o -n "$BACKUP_DUPLICITY_NETFS_UMOUNTCMD"
fi
umount_url $BACKUP_DUPLICITY_NETFS_URL $BUILD_DIR/outputfs
-
- rmdir $v $BUILD_DIR/outputfs >&2
- if [[ $? -eq 0 ]] ; then
- # the argument to RemoveExitTask has to be identical to the one given to AddExitTask
- RemoveExitTask "rmdir $v $BUILD_DIR/outputfs >&2"
- fi
fi
diff --git a/usr/share/rear/backup/NETFS/default/100_mount_NETFS_path.sh b/usr/share/rear/backup/NETFS/default/100_mount_NETFS_path.sh
index 5c7696db..b6a955db 100644
--- a/usr/share/rear/backup/NETFS/default/100_mount_NETFS_path.sh
+++ b/usr/share/rear/backup/NETFS/default/100_mount_NETFS_path.sh
@@ -1,9 +1,3 @@
-# create mount point
-mkdir -p $v "$BUILD_DIR/outputfs" >&2
-StopIfError "Could not mkdir '$BUILD_DIR/outputfs'"
-
-AddExitTask "rmdir $v $BUILD_DIR/outputfs >&2"
-
if [[ "$BACKUP_MOUNTCMD" ]] ; then
BACKUP_URL="var://BACKUP_MOUNTCMD"
fi
diff --git a/usr/share/rear/backup/NETFS/default/150_save_copy_of_prefix_dir.sh b/usr/share/rear/backup/NETFS/default/150_save_copy_of_prefix_dir.sh
index d79653b4..9bf8f76a 100644
--- a/usr/share/rear/backup/NETFS/default/150_save_copy_of_prefix_dir.sh
+++ b/usr/share/rear/backup/NETFS/default/150_save_copy_of_prefix_dir.sh
@@ -3,20 +3,17 @@
[ -z "${NETFS_KEEP_OLD_BACKUP_COPY}" ] && return
# do not do this for tapes and special attention for file:///path
-url="$( echo $stage | tr '[:lower:]' '[:upper:]')_URL"
-local scheme=$(url_scheme ${!url})
-local path=$(url_path ${!url})
-local opath=$(backup_path $scheme $path)
+local scheme=$( url_scheme $BACKUP_URL )
+local path=$( url_path $BACKUP_URL )
+local opath=$( backup_path $scheme $path )
# if $opath is empty return silently (e.g. scheme tape)
[ -z "$opath" ] && return 0
if ! test -f "${opath}/.lockfile" ; then
if test -d "${opath}" ; then
- rm -rf $v "${opath}.old" >&2
- StopIfError "Could not remove '${opath}.old'"
- mv -f $v "${opath}" "${opath}.old" >&2
- StopIfError "Could not move '${opath}'"
+ rm -rf $v "${opath}.old" || Error "Could not remove '${opath}.old'"
+ mv -f $v "${opath}" "${opath}.old" || Error "Could not move '${opath}'"
fi
else
# lockfile was already made through the output workflow (hands off)
diff --git a/usr/share/rear/backup/NETFS/default/200_make_prefix_dir.sh b/usr/share/rear/backup/NETFS/default/200_make_prefix_dir.sh
index db15bca2..43f5b651 100644
--- a/usr/share/rear/backup/NETFS/default/200_make_prefix_dir.sh
+++ b/usr/share/rear/backup/NETFS/default/200_make_prefix_dir.sh
@@ -2,13 +2,14 @@
# to $HOSTNAME
# do not do this for tapes and special attention for file:///path
-url="$( echo $stage | tr '[:lower:]' '[:upper:]')_URL"
-local scheme=$(url_scheme ${!url})
-local path=$(url_path ${!url})
-local opath=$(backup_path $scheme $path)
+local scheme=$( url_scheme $BACKUP_URL )
+local path=$( url_path $BACKUP_URL )
+local opath=$( backup_path $scheme $path )
# if $opath is empty return silently (e.g. scheme tape)
[ -z "$opath" ] && return 0
-mkdir -p $v -m0750 "${opath}" >&2
-StopIfError "Could not mkdir '${opath}'"
+mkdir -p $v -m0750 "${opath}" && return
+
+# A failure to create the $NETFS_PREFIX sub-directory is fatal:
+Error "Failed to create '$opath' directory for BACKUP_URL=$BACKUP_URL"
diff --git a/usr/share/rear/backup/NETFS/default/250_create_lock.sh b/usr/share/rear/backup/NETFS/default/250_create_lock.sh
index 59090a22..36d547ec 100644
--- a/usr/share/rear/backup/NETFS/default/250_create_lock.sh
+++ b/usr/share/rear/backup/NETFS/default/250_create_lock.sh
@@ -2,15 +2,13 @@
# made by a previous mkbackup run when the variable NETFS_KEEP_OLD_BACKUP_COPY has been set
# do not do this for tapes and special attention for file:///path
-url="$( echo $stage | tr '[:lower:]' '[:upper:]')_URL"
-local scheme=$(url_scheme ${!url})
-local path=$(url_path ${!url})
-local opath=$(backup_path $scheme $path)
+local scheme=$( url_scheme $BACKUP_URL )
+local path=$( url_path $BACKUP_URL )
+local opath=$( backup_path $scheme $path )
# if $opath is empty return silently (e.g. scheme tape)
[ -z "$opath" ] && return 0
if test -d "${opath}" ; then
- > "${opath}/.lockfile"
- StopIfError "Could not create '${opath}/.lockfile'"
+ > "${opath}/.lockfile" || Error "Could not create '${opath}/.lockfile'"
fi
diff --git a/usr/share/rear/backup/NETFS/default/970_remove_lock.sh b/usr/share/rear/backup/NETFS/default/970_remove_lock.sh
index f69f7bd8..7038f5b9 100644
--- a/usr/share/rear/backup/NETFS/default/970_remove_lock.sh
+++ b/usr/share/rear/backup/NETFS/default/970_remove_lock.sh
@@ -1,8 +1,7 @@
# remove the lockfile
-url="$( echo $stage | tr '[:lower:]' '[:upper:]')_URL"
-local scheme=$(url_scheme ${!url})
-local path=$(url_path ${!url})
-local opath=$(backup_path $scheme $path)
+local scheme=$( url_scheme $BACKUP_URL )
+local path=$( url_path $BACKUP_URL )
+local opath=$( backup_path $scheme $path )
# if $opath is empty return silently (e.g. scheme tape)
[ -z "$opath" ] && return 0
diff --git a/usr/share/rear/backup/NETFS/default/980_umount_NETFS_dir.sh b/usr/share/rear/backup/NETFS/default/980_umount_NETFS_dir.sh
index f28c6cbf..e1954dc5 100644
--- a/usr/share/rear/backup/NETFS/default/980_umount_NETFS_dir.sh
+++ b/usr/share/rear/backup/NETFS/default/980_umount_NETFS_dir.sh
@@ -5,9 +5,3 @@ if [[ "$BACKUP_UMOUNTCMD" ]] ; then
fi
umount_url $BACKUP_URL $BUILD_DIR/outputfs
-
-rmdir $v $BUILD_DIR/outputfs >&2
-if [[ $? -eq 0 ]] ; then
- # the argument to RemoveExitTask has to be identical to the one given to AddExitTask
- RemoveExitTask "rmdir $v $BUILD_DIR/outputfs >&2"
-fi
diff --git a/usr/share/rear/backup/YUM/default/400_create_include_exclude_files.sh b/usr/share/rear/backup/YUM/default/400_create_include_exclude_files.sh
deleted file mode 100644
index 6111f89b..00000000
--- a/usr/share/rear/backup/YUM/default/400_create_include_exclude_files.sh
+++ /dev/null
@@ -1,33 +0,0 @@
-
-# Backup all that is explicitly specified in BACKUP_PROG_INCLUDE:
-for backup_include_item in "${BACKUP_PROG_INCLUDE[@]}" ; do
- test "$backup_include_item" && echo "$backup_include_item"
-done > $TMP_DIR/backup-include.txt
-
-# Implicitly also backup all local filesystems as defined in mountpoint_device
-# except BACKUP_ONLY_INCLUDE or MANUAL_INCLUDE is set:
-if ! is_true "$BACKUP_ONLY_INCLUDE" ; then
- if [ "${MANUAL_INCLUDE:-NO}" != "YES" ] ; then
- # Add the mountpoints that will be recovered to the backup include list
- # unless a mountpoint is excluded:
- while read mountpoint device junk ; do
- if ! IsInArray "$mountpoint" "${EXCLUDE_MOUNTPOINTS[@]}" ; then
- echo "$mountpoint"
- fi
- done <"$VAR_DIR/recovery/mountpoint_device" >> $TMP_DIR/backup-include.txt
- fi
-fi
-
-# Exclude all that is explicitly specified in BACKUP_PROG_EXCLUDE:
-for backup_exclude_item in "${BACKUP_PROG_EXCLUDE[@]}" ; do
- test "$backup_exclude_item" && echo "$backup_exclude_item"
-done > $TMP_DIR/backup-exclude.txt
-
-# Implicitly also add excluded mountpoints to the backup exclude list
-# except BACKUP_ONLY_EXCLUDE is set:
-if ! is_true "$BACKUP_ONLY_EXCLUDE" ; then
- for excluded_mountpoint in "${EXCLUDE_MOUNTPOINTS[@]}" ; do
- test "$excluded_mountpoint" && echo "$excluded_mountpoint/"
- done >> $TMP_DIR/backup-exclude.txt
-fi
-
diff --git a/usr/share/rear/backup/YUM/default/400_create_include_exclude_files.sh b/usr/share/rear/backup/YUM/default/400_create_include_exclude_files.sh
new file mode 120000
index 00000000..d8d12c0b
--- /dev/null
+++ b/usr/share/rear/backup/YUM/default/400_create_include_exclude_files.sh
@@ -0,0 +1 @@
+../../NETFS/default/400_create_include_exclude_files.sh
\ No newline at end of file
diff --git a/usr/share/rear/build/YUM/default/600_create_python_symlink.sh b/usr/share/rear/build/YUM/default/600_create_python_symlink.sh
deleted file mode 100644
index 29d85905..00000000
--- a/usr/share/rear/build/YUM/default/600_create_python_symlink.sh
+++ /dev/null
@@ -1,14 +0,0 @@
-# Copied from ../../DUPLICITY/default/600_create_python_symlink.sh for YUM
-# make sure we have a symbolic link to the python binary
-(
- cd $ROOTFS_DIR/bin
- for py in $(find . -name "python*" )
- do
- this_py=${py#./*} # should be without ./
- case $this_py in
- python) break ;;
- python2*|python3*) ln -sf $v $this_py python >&2 ;;
- esac
- done
-)
-
diff --git a/usr/share/rear/build/YUM/default/600_create_python_symlink.sh b/usr/share/rear/build/YUM/default/600_create_python_symlink.sh
new file mode 120000
index 00000000..d776e5aa
--- /dev/null
+++ b/usr/share/rear/build/YUM/default/600_create_python_symlink.sh
@@ -0,0 +1 @@
+../../DUPLICITY/default/600_create_python_symlink.sh
\ No newline at end of file
diff --git a/usr/share/rear/lib/framework-functions.sh b/usr/share/rear/lib/framework-functions.sh
index f245861a..b5324747 100644
--- a/usr/share/rear/lib/framework-functions.sh
+++ b/usr/share/rear/lib/framework-functions.sh
@@ -122,7 +122,7 @@ function cleanup_build_area_and_end_program () {
# Cleanup build area
Log "Finished in $((SECONDS-STARTTIME)) seconds"
if is_true "$KEEP_BUILD_DIR" ; then
- LogPrint "You should also rm -Rf $BUILD_DIR"
+ LogPrint "You should also rm -Rf --one-file-system $BUILD_DIR"
else
Log "Removing build area $BUILD_DIR"
rm -Rf $TMP_DIR
@@ -132,15 +132,11 @@ function cleanup_build_area_and_end_program () {
# in worst case it could not umount; so before remove the BUILD_DIR check if above outputfs is gone
if mountpoint -q "$BUILD_DIR/outputfs" ; then
# still mounted it seems
- LogPrint "Directory $BUILD_DIR/outputfs still mounted - trying lazy umount"
sleep 2
- umount -f -l $BUILD_DIR/outputfs >&2
- rm -Rf $v $BUILD_DIR/outputfs >&2
- else
- # not mounted so we can safely delete $BUILD_DIR/outputfs
- rm -Rf $BUILD_DIR/outputfs
+ umount_mountpoint_lazy $BUILD_DIR/outputfs
fi
- rm -Rf $v $BUILD_DIR >&2
+ remove_temporary_mountpoint '$BUILD_DIR/outputfs' || BugError "Directory $BUILD_DIR/outputfs not empty, can not remove"
+ rmdir $v $BUILD_DIR >&2
fi
Log "End of program reached"
}
diff --git a/usr/share/rear/lib/global-functions.sh b/usr/share/rear/lib/global-functions.sh
index 4264bb53..a1aec604 100644
--- a/usr/share/rear/lib/global-functions.sh
+++ b/usr/share/rear/lib/global-functions.sh
@@ -342,7 +342,44 @@ function url_path() {
echo /${url_without_scheme#*/}
}
-backup_path() {
+### Returns true if one can upload files to the URL
+function scheme_accepts_files() {
+ local scheme=$1
+ case $scheme in
+ (null|tape|obdr)
+ # tapes do not support uploading arbitrary files, one has to handle them
+ # as special case (usually passing the tape device as argument to tar)
+ # null means do not upload anything anywhere, leave the files under /var/lib/rear/output
+ return 1
+ ;;
+ (*)
+ # most URL schemes support uploading files
+ return 0
+ ;;
+ esac
+}
+
+### Returns true if URLs with the given scheme corresponds to a path inside
+### a mountable fileystem and one can put files directly into it.
+### The actual path will be returned by backup_path() / output_path().
+### If returns false, using backup_path() / output_path() has no sense
+### and one must use a scheme-specific method (like lftp or writing them to a tape)
+### to upload files to the destination instead of just "cp" or other direct filesystem access.
+### Returning true does not imply that the URL is currently mounted at a filesystem and usable,
+### only that it can be mounted (use mount_url() first)
+function scheme_supports_filesystem() {
+ local scheme=$1
+ case $scheme in
+ (null|tape|obdr|rsync|fish|ftp|ftps|hftp|http|https|sftp)
+ return 1
+ ;;
+ (*)
+ return 0
+ ;;
+ esac
+}
+
+function backup_path() {
local scheme=$1
local path=$2
case $scheme in
@@ -368,13 +405,21 @@ backup_path() {
echo "$path"
}
-output_path() {
+function output_path() {
local scheme=$1
local path=$2
+
+ # Abort for unmountable schemes ("tape-like" or "ftp-like" schemes).
+ # Returning an empty string for them is not satisfactory: it could lead to caller putting its files
+ # under / instead of the intended location if the result is not checked for emptiness.
+ # Returning ${BUILD_DIR}/outputfs/${OUTPUT_PREFIX} for unmountable URLs is also not satisfactory:
+ # caller could put its files there expecting them to be safely at their destination,
+ # but if the directory is not a mountpoint, they would get silently lost.
+ # The caller needs to check the URL/scheme using scheme_supports_filesystem()
+ # before calling this function.
+ scheme_supports_filesystem $scheme || BugError "output_path() called with scheme $scheme that does not support filesystem access"
+
case $scheme in
- (null|tape) # no path for tape required
- path=""
- ;;
(file) # type file needs a local path (must be mounted by user)
path="$path/${OUTPUT_PREFIX}"
;;
@@ -387,17 +432,33 @@ output_path() {
### Mount URL $1 at mountpoint $2[, with options $3]
-mount_url() {
+function mount_url() {
local url=$1
local mountpoint=$2
local defaultoptions="rw,noatime"
local options=${3:-"$defaultoptions"}
+ local scheme
+
+ scheme=$( url_scheme $url )
+
+ # The cases where we return 0 are those that do not need umount and also do not need ExitTask handling.
+ # They thus need to be kept in sync with umount_url() so that RemoveExitTasks is used
+ # iff AddExitTask was used in mount_url().
+
+ if ! scheme_supports_filesystem $scheme ; then
+ ### Stuff like null|tape|rsync|fish|ftp|ftps|hftp|http|https|sftp
+ ### Don't need to umount anything for these.
+ ### file: supports filesystem access, but is not mounted and unmounted,
+ ### so it has to be handled specially below.
+ ### Similarly for iso: which gets mounted and unmounted only during recovery.
+ return 0
+ fi
### Generate a mount command
local mount_cmd
- case $(url_scheme $url) in
- (null|tape|file|rsync|fish|ftp|ftps|hftp|http|https|sftp)
- ### Don't need to mount anything for these
+ case $scheme in
+ (file)
+ ### Don't need to mount anything for file:, it is already mounted by user
return 0
;;
(iso)
@@ -558,22 +619,47 @@ mount_url() {
;;
esac
+ # create mount point
+ mkdir -p $v "$mountpoint" || Error "Could not mkdir '$mountpoint'"
+ AddExitTask "remove_temporary_mountpoint '$mountpoint'"
+
Log "Mounting with '$mount_cmd'"
# eval is required when mount_cmd contains single quoted stuff (e.g. see the above mount_cmd for curlftpfs)
eval $mount_cmd || Error "Mount command '$mount_cmd' failed."
- AddExitTask "umount -f $v '$mountpoint' >&2"
+ AddExitTask "perform_umount_url '$url' '$mountpoint' lazy"
return 0
}
-### Unmount url $1 at mountpoint $2
-umount_url() {
+function remove_temporary_mountpoint() {
+ if test -d "$1" ; then
+ rmdir $v "$1"
+ fi
+}
+
+### Unmount url $1 at mountpoint $2, perform mountpoint cleanup and exit task + error handling
+function umount_url() {
local url=$1
local mountpoint=$2
+ local scheme
- case $(url_scheme $url) in
- (null|tape|file|rsync|fish|ftp|ftps|hftp|http|https|sftp)
- ### Don't need to umount anything for these
+ scheme=$( url_scheme $url )
+
+ # The cases where we return 0 are those that do not need umount and also do not need ExitTask handling.
+ # They thus need to be kept in sync with mount_url() so that RemoveExitTasks is used
+ # iff AddExitTask was used in mount_url().
+
+ if ! scheme_supports_filesystem $scheme ; then
+ ### Stuff like null|tape|rsync|fish|ftp|ftps|hftp|http|https|sftp
+ ### Don't need to umount anything for these.
+ ### file: supports filesystem access, but is not mounted and unmounted,
+ ### so it has to be handled specially below.
+ ### Similarly for iso: which gets mounted and unmounted only during recovery.
+ return 0
+ fi
+
+ case $scheme in
+ (file)
return 0
;;
(iso)
@@ -581,42 +667,106 @@ umount_url() {
return 0
fi
;;
- (sshfs)
- umount_cmd="fusermount -u $mountpoint"
- ;;
- (davfs)
- umount_cmd="umount $mountpoint"
- # Wait for 3 sek. then remove the cache-dir /var/cache/davfs
- sleep 30
- # ToDo: put in here the cache-dir from /etc/davfs2/davfs.conf
- # and delete only the just used cache
- #rm -rf /var/cache/davfs2/*<mountpoint-hash>*
- rm -rf /var/cache/davfs2/*outputfs*
-
- ;;
- (var)
- local var=$(url_host $url)
- umount_cmd="${!var} $mountpoint"
+ (*)
+ # Schemes that actually need nontrivial umount are handled below.
+ # We do not handle them in the default branch because in the case of iso:
+ # it depends on the current workflow whether umount is needed or not.
+ :
+ esac
- Log "Unmounting with '$umount_cmd'"
- $umount_cmd
- StopIfError "Unmounting failed."
+ # umount_url() is a wrapper that takes care of exit tasks and error handling and mountpoint cleanup.
+ # Therefore it also determines if exit task and mountpoint handling is required and returns early if not.
+ # The actual umount job is performed inside perform_umount_url().
+ # We do not request lazy umount here because we want umount errors to be reliably reported.
+ perform_umount_url $url $mountpoint || Error "Unmounting '$mountpoint' failed."
- RemoveExitTask "umount -f $v '$mountpoint' >&2"
- return 0
+ RemoveExitTask "perform_umount_url '$url' '$mountpoint' lazy"
+
+ remove_temporary_mountpoint '$mountpoint' && RemoveExitTask "remove_temporary_mountpoint '$mountpoint'"
+ return 0
+}
+
+### Unmount url $1 at mountpoint $2 [ lazily if $3 is set to 'lazy' and normal unmount fails ]
+function perform_umount_url() {
+ local url=$1
+ local mountpoint=$2
+ local lazy=${3:-}
+
+ if test $lazy ; then
+ if test $lazy != "lazy" ; then
+ BugError "lazy = $lazy, but it must have the value of 'lazy' or empty"
+ fi
+ fi
+
+ case $(url_scheme $url) in
+ (sshfs)
+ # does ftpfs need this special case as well?
+ fusermount -u ${lazy:+'-z'} $mountpoint
+ ;;
+ (davfs)
+ umount_davfs $mountpoint $lazy
+ ;;
+ (var)
+ local var
+ var=$(url_host $url)
+ Log "Unmounting with '${!var} $mountpoint'"
+ # lazy unmount not supported with custom umount command
+ ${!var} $mountpoint
;;
+ (*)
+ # usual umount command
+ umount_mountpoint $mountpoint $lazy
esac
+ # The switch above must be the last statement in this function and the umount commands must be
+ # the last commands (or part of) in each branch. This ensures proper exit code propagation
+ # to the caller even when set -e is used.
+}
- umount_mountpoint $mountpoint
- StopIfError "Unmounting '$mountpoint' failed."
+### Helper which unmounts davfs mountpoint $1 and cleans up the cache,
+### performing lazy unmount if $2 = 'lazy' and normal unmount fails.
+function umount_davfs() {
+ local mountpoint=$1
+ local lazy="${2:-}"
- RemoveExitTask "umount -f $v '$mountpoint' >&2"
- return 0
+ if test $lazy ; then
+ if test $lazy != "lazy" ; then
+ BugError "lazy = $lazy, but it must have the value of 'lazy' or empty"
+ fi
+ fi
+
+ if umount_mountpoint $mountpoint ; then
+ # Wait for 3 sek. then remove the cache-dir /var/cache/davfs
+ sleep 30
+ # TODO: put in here the cache-dir from /etc/davfs2/davfs.conf
+ # and delete only the just used cache
+ #rm -rf /var/cache/davfs2/*<mountpoint-hash>*
+ rm -rf /var/cache/davfs2/*outputfs*
+ else
+ local retval=$?
+
+ if test $lazy ; then
+ # try again to unmount lazily and this time do not delete the cache, it is still in use.
+ LogPrintError "davfs cache /var/cache/davfs2/*outputfs* needs to be cleaned up manually after the lazy unmount finishes"
+ umount_mountpoint_lazy $mountpoint
+ else
+ # propagate errors from umount
+ return $retval
+ fi
+ fi
}
-### Unmount mountpoint $1
-umount_mountpoint() {
+### Unmount mountpoint $1 [ lazily if $2 = 'lazy' ]
+### Default implementation for filesystems that don't need anything fancy
+### For special umount commands use perform_umount_url()
+function umount_mountpoint() {
local mountpoint=$1
+ local lazy=${2:-}
+
+ if test $lazy ; then
+ if test $lazy != "lazy" ; then
+ BugError "lazy = $lazy, but it must have the value of 'lazy' or empty"
+ fi
+ fi
### First, try a normal unmount,
Log "Unmounting '$mountpoint'"
@@ -636,7 +786,21 @@ umount_mountpoint() {
fi
Log "Unmounting '$mountpoint' failed."
- return 1
+
+ if test $lazy ; then
+ umount_mountpoint_lazy $mountpoint
+ else
+ return 1
+ fi
+}
+
+### Unmount mountpoint $1 lazily
+### Preferably use "umount_mountpoint $mountpoint lazy", which attempts non-lazy unmount first.
+function umount_mountpoint_lazy() {
+ local mountpoint=$1
+
+ LogPrint "Directory $mountpoint still mounted - trying lazy umount"
+ umount $v -f -l $mountpoint >&2
}
# Change $1 to user input or leave default value on empty input
diff --git a/usr/share/rear/output/PXE/default/800_copy_to_tftp.sh b/usr/share/rear/output/PXE/default/800_copy_to_tftp.sh
index a43dff13..3e7512ee 100644
--- a/usr/share/rear/output/PXE/default/800_copy_to_tftp.sh
+++ b/usr/share/rear/output/PXE/default/800_copy_to_tftp.sh
@@ -8,10 +8,12 @@
if [[ ! -z "$PXE_TFTP_URL" ]] ; then
# E.g. PXE_TFTP_URL=nfs://server/export/nfs/tftpboot
local scheme=$( url_scheme $PXE_TFTP_URL )
- local path=$( url_path $PXE_TFTP_URL )
- mkdir -p $v "$BUILD_DIR/tftpbootfs" >&2
- StopIfError "Could not mkdir '$BUILD_DIR/tftpbootfs'"
- AddExitTask "rm -Rf $v $BUILD_DIR/tftpbootfs >&2"
+
+ # We need filesystem access to the destination (schemes like ftp:// are not supported)
+ if ! scheme_supports_filesystem $scheme ; then
+ Error "Scheme $scheme for PXE output not supported, use a scheme that supports mounting (like nfs: )"
+ fi
+
mount_url $PXE_TFTP_URL $BUILD_DIR/tftpbootfs $BACKUP_OPTIONS
# However, we copy under $OUTPUT_PREFIX_PXE directory (usually HOSTNAME) to have different clients on one pxe server
PXE_TFTP_LOCAL_PATH=$BUILD_DIR/tftpbootfs
@@ -74,10 +76,6 @@ fi
if [[ ! -z "$PXE_TFTP_URL" ]] ; then
LogPrint "Copied kernel+initrd $( du -shc $KERNEL_FILE "$TMP_DIR/$REAR_INITRD_FILENAME" | tail -n 1 | tr -s "\t " " " | cut -d " " -f 1 ) to $PXE_TFTP_URL/$OUTPUT_PREFIX_PXE"
umount_url $PXE_TFTP_URL $BUILD_DIR/tftpbootfs
- rmdir $BUILD_DIR/tftpbootfs >&2
- if [[ $? -eq 0 ]] ; then
- RemoveExitTask "rm -Rf $v $BUILD_DIR/tftpbootfs >&2"
- fi
else
# legacy way PXE_TFTP_PATH
LogPrint "Copied kernel+initrd $( du -shc $KERNEL_FILE "$TMP_DIR/$REAR_INITRD_FILENAME" | tail -n 1 | tr -s "\t " " " | cut -d " " -f 1 ) to $PXE_TFTP_PATH"
diff --git a/usr/share/rear/output/PXE/default/810_create_pxelinux_cfg.sh b/usr/share/rear/output/PXE/default/810_create_pxelinux_cfg.sh
index fce4bcf1..5041a3bc 100644
--- a/usr/share/rear/output/PXE/default/810_create_pxelinux_cfg.sh
+++ b/usr/share/rear/output/PXE/default/810_create_pxelinux_cfg.sh
@@ -1,4 +1,4 @@
-# 81_create_pxelinux_cfg.sh
+# 810_create_pxelinux_cfg.sh
#
# create pxelinux config on PXE server for Relax-and-Recover
#
@@ -11,10 +11,12 @@ if [[ ! -z "$PXE_CONFIG_URL" ]] ; then
# E.g. PXE_CONFIG_URL=nfs://server/export/nfs/tftpboot/pxelinux.cfg
# Better be sure that on 'server' the directory /export/nfs/tftpboot/pxelinux.cfg exists
local scheme=$( url_scheme $PXE_CONFIG_URL )
- local path=$( url_path $PXE_CONFIG_URL )
- mkdir -p $v "$BUILD_DIR/tftpbootfs" >&2
- StopIfError "Could not mkdir '$BUILD_DIR/tftpbootfs'"
- AddExitTask "rm -Rf $v $BUILD_DIR/tftpbootfs >&2"
+
+ # We need filesystem access to the destination (schemes like ftp:// are not supported)
+ if ! scheme_supports_filesystem $scheme ; then
+ Error "Scheme $scheme for PXE output not supported, use a scheme that supports mounting (like nfs: )"
+ fi
+
mount_url $PXE_CONFIG_URL $BUILD_DIR/tftpbootfs $BACKUP_OPTIONS
PXE_LOCAL_PATH=$BUILD_DIR/tftpbootfs
else
@@ -105,10 +107,6 @@ popd >/dev/null
if [[ ! -z "$PXE_CONFIG_URL" ]] ; then
LogPrint "Created pxelinux config '${PXE_CONFIG_PREFIX}$HOSTNAME' and symlinks for $PXE_CREATE_LINKS adresses in $PXE_CONFIG_URL"
umount_url $PXE_TFTP_URL $BUILD_DIR/tftpbootfs
- rmdir $BUILD_DIR/tftpbootfs >&2
- if [[ $? -eq 0 ]] ; then
- RemoveExitTask "rm -Rf $v $BUILD_DIR/tftpbootfs >&2"
- fi
else
LogPrint "Created pxelinux config '${PXE_CONFIG_PREFIX}$HOSTNAME' and symlinks for $PXE_CREATE_LINKS adresses in $PXE_CONFIG_PATH"
# Add to result files
diff --git a/usr/share/rear/output/PXE/default/820_copy_to_net.sh b/usr/share/rear/output/PXE/default/820_copy_to_net.sh
deleted file mode 100644
index 39cd316d..00000000
--- a/usr/share/rear/output/PXE/default/820_copy_to_net.sh
+++ /dev/null
@@ -1,41 +0,0 @@
-
-# 820_copy_to_net.sh
-
-# Check if we have a target location OUTPUT_URL
-test "$OUTPUT_URL" || return 0
-
-local scheme=$( url_scheme $OUTPUT_URL )
-local result_file=""
-local path=""
-
-case "$scheme" in
- (nfs|cifs|usb|tape|file|davfs)
- # The ISO has already been transferred by NETFS.
- return 0
- ;;
- (fish|ftp|ftps|hftp|http|https|sftp)
- LogPrint "Transferring PXE files to $OUTPUT_URL"
- for result_file in "${RESULT_FILES[@]}" ; do
- path=$(url_path $OUTPUT_URL)
-
- # Make sure that destination directory exists, otherwise lftp would copy
- # RESULT_FILES into last available directory in the path.
- # e.g. OUTPUT_URL=sftp://<host_name>/iso/server1 and have "/iso/server1"
- # directory missing, would upload RESULT_FILES into sftp://<host_name>/iso/
- lftp -c "$OUTPUT_LFTP_OPTIONS; open $OUTPUT_URL; mkdir -fp ${path}"
-
- LogPrint "Transferring file: $result_file"
- lftp -c "$OUTPUT_LFTP_OPTIONS; open $OUTPUT_URL; mput $result_file" || Error "lftp failed to transfer '$result_file' to '$OUTPUT_URL' (lftp exit code: $?)"
- done
- ;;
- (rsync)
- LogPrint "Transferring PXE files to $OUTPUT_URL"
- for result_file in "${RESULT_FILES[@]}" ; do
- LogPrint "Transferring file: $result_file"
- rsync -a $v "$result_file" "$OUTPUT_URL" || Error "Problem transferring '$result_file' to $OUTPUT_URL"
- done
- ;;
- (*) Error "Invalid scheme '$scheme' in '$OUTPUT_URL'."
- ;;
-esac
-
diff --git a/usr/share/rear/output/default/100_mount_output_path.sh b/usr/share/rear/output/default/100_mount_output_path.sh
index 22ef36de..34ea8e5e 100644
--- a/usr/share/rear/output/default/100_mount_output_path.sh
+++ b/usr/share/rear/output/default/100_mount_output_path.sh
@@ -1,9 +1,3 @@
-# create mount point
-mkdir -p $v "$BUILD_DIR/outputfs" >&2
-StopIfError "Could not mkdir '$BUILD_DIR/outputfs'"
-
-AddExitTask "rm -Rf $v $BUILD_DIR/outputfs >&2"
-
if [[ "$OUTPUT_MOUNTCMD" ]] ; then
OUTPUT_URL="var://$OUTPUT_MOUNTCMD"
fi
diff --git a/usr/share/rear/output/default/150_save_copy_of_prefix_dir.sh b/usr/share/rear/output/default/150_save_copy_of_prefix_dir.sh
index 00339a96..06326114 100644
--- a/usr/share/rear/output/default/150_save_copy_of_prefix_dir.sh
+++ b/usr/share/rear/output/default/150_save_copy_of_prefix_dir.sh
@@ -3,22 +3,20 @@
[ -z "${KEEP_OLD_OUTPUT_COPY}" ] && return
# do not do this for tapes and special attention for file:///path
-url="$( echo $stage | tr '[:lower:]' '[:upper:]')_URL"
-local scheme=$(url_scheme ${!url})
-local path=$(url_path ${!url})
-local opath=$(output_path $scheme $path)
+local scheme=$( url_scheme $OUTPUT_URL )
+local path=$( url_path $OUTPUT_URL )
-# if $opath is empty return silently (e.g. scheme tape)
-[ -z "$opath" ] && return 0
+# if filesystem access to url is unsupported return silently (e.g. scheme tape)
+scheme_supports_filesystem $scheme || return 0
+
+local opath=$( output_path $scheme $path )
# an old lockfile from a previous run not cleaned up by output is possible
[[ -f ${opath}/.lockfile ]] && rm -f ${opath}/.lockfile >&2
if test -d "${opath}" ; then
- rm -rf $v "${opath}.old" >&2
- StopIfError "Could not remove '${opath}.old'"
+ rm -rf $v "${opath}.old" || Error "Could not remove '${opath}.old'"
# below statement was 'cp -af' instead of 'mv -f' (see issue #192)
- mv -f $v "${opath}" "${opath}.old" >&2
- StopIfError "Could not move '${opath}'"
+ mv -f $v "${opath}" "${opath}.old" || Error "Could not move '${opath}'"
fi
# the ${BUILD_DIR}/outputfs/${OUTPUT_PREFIX} will be created by output/default/200_make_prefix_dir.sh
diff --git a/usr/share/rear/output/default/200_make_prefix_dir.sh b/usr/share/rear/output/default/200_make_prefix_dir.sh
index b8892f2f..606e1c86 100644
--- a/usr/share/rear/output/default/200_make_prefix_dir.sh
+++ b/usr/share/rear/output/default/200_make_prefix_dir.sh
@@ -3,25 +3,21 @@
# The $OUTPUT_PREFIX directory defaults to $HOSTNAME.
#
# This happens usually under a mounted network filesystem share
-# e.g. in case of BACKUP_URL=nfs://NFS.server.IP.address/remote/nfs/share
-# but it is also happens for local stuff like BACKUP_URL=usb:///dev/disk/by-label/REAR-000
+# e.g. in case of OUTPUT_URL=nfs://NFS.server.IP.address/remote/nfs/share
+# but it is also happens for local stuff like OUTPUT_URL=usb:///dev/disk/by-label/REAR-000
#
# Do not do this for tapes and special attention for file:///path
+local scheme=$( url_scheme $OUTPUT_URL )
+local path=$( url_path $OUTPUT_URL )
-# Generate url variable name that depends on the current stage,
-# e.g. BACKUP_URL or OUTPUT_URL:
-url="$( echo $stage | tr '[:lower:]' '[:upper:]' )_URL"
+# If filesystem access to url is unsupported return silently (e.g. scheme tape)
+scheme_supports_filesystem $scheme || return 0
-local scheme=$( url_scheme ${!url} )
-local path=$( url_path ${!url} )
local opath=$( output_path $scheme $path )
-# If $opath is empty return silently (e.g. scheme tape):
-test "$opath" || return 0
-
# Create $OUTPUT_PREFIX sub-directory:
mkdir -p $v -m0750 "$opath" && return
-# A failure to cerate the $OUTPUT_PREFIX sub-directory is fatal:
-Error "Failed to create '$opath' directory for $url=${!url}"
+# A failure to create the $OUTPUT_PREFIX sub-directory is fatal:
+Error "Failed to create '$opath' directory for OUTPUT_URL=$OUTPUT_URL"
diff --git a/usr/share/rear/output/default/250_create_lock.sh b/usr/share/rear/output/default/250_create_lock.sh
index 49c75601..d792b036 100644
--- a/usr/share/rear/output/default/250_create_lock.sh
+++ b/usr/share/rear/output/default/250_create_lock.sh
@@ -2,15 +2,14 @@
# made by a previous mkrescue run when the variable KEEP_OLD_OUTPUT_COPY has been set
# do not do this for tapes and special attention for file:///path
-url="$( echo $stage | tr '[:lower:]' '[:upper:]')_URL"
-local scheme=$(url_scheme ${!url})
-local path=$(url_path ${!url})
-local opath=$(output_path $scheme $path)
+local scheme=$( url_scheme $OUTPUT_URL )
+local path=$( url_path $OUTPUT_URL )
-# if $opath is empty return silently (e.g. scheme tape)
-[ -z "$opath" ] && return 0
+# if filesystem access to url is unsupported return silently (e.g. scheme tape)
+scheme_supports_filesystem $scheme || return 0
+
+local opath=$( output_path $scheme $path )
if test -d "${opath}" ; then
- > "${opath}/.lockfile"
- StopIfError "Could not create '${opath}/.lockfile'"
+ > "${opath}/.lockfile" || Error "Could not create '${opath}/.lockfile'"
fi
diff --git a/usr/share/rear/output/default/950_copy_result_files.sh b/usr/share/rear/output/default/950_copy_result_files.sh
index 545b3f7d..77f54d51 100644
--- a/usr/share/rear/output/default/950_copy_result_files.sh
+++ b/usr/share/rear/output/default/950_copy_result_files.sh
@@ -5,16 +5,25 @@
# For example for "rear mkbackuponly" there are usually no result files
# that would need to be copied here to the output location:
-test "$RESULT_FILES" || return 0
+test "${RESULT_FILES[*]:-}" || return 0
local scheme=$( url_scheme $OUTPUT_URL )
local host=$( url_host $OUTPUT_URL )
local path=$( url_path $OUTPUT_URL )
-local opath=$( output_path $scheme $path )
-# if $opath is empty return silently (e.g. scheme tape)
-if [[ -z "$opath" || -z "$OUTPUT_URL" || "$scheme" == "obdr" || "$scheme" == "tape" ]] ; then
- return 0
+if [ -z "$OUTPUT_URL" ] || ! scheme_accepts_files $scheme ; then
+ if [ "$scheme" == "null" -o -z "$OUTPUT_URL" ] ; then
+ # There are result files to copy, but OUTPUT_URL=null indicates that we are not interested in them
+ # TODO: empty OUTPUT_URL seems to be equivalent to null, should we continue to allow that,
+ # or enforce setting it explicitly?
+ return 0
+ else
+ # There are files to copy, but schemes like tape: do not allow files to be stored. The files would be lost.
+ # Do not allow that.
+ # Schemes like obdr: that store the results themselves should clear RESULT_FILES to indicate that nothing is to be done.
+ # Is this considered a bug in ReaR (BugError), or a user misconfiguration (Error) when this happens?
+ BugError "Output scheme $scheme does not accept result files ${RESULT_FILES[*]}, use OUTPUT_URL=null if you don't want to copy them anywhere."
+ fi
fi
LogPrint "Copying resulting files to $scheme location"
@@ -38,66 +47,76 @@ RESULT_FILES+=( "$TMP_DIR/$final_logfile_name" )
LogPrint "Saving $RUNTIME_LOGFILE as $final_logfile_name to $scheme location"
# The real work (actually copying resulting files to the output location):
+if scheme_supports_filesystem $scheme ; then
+ # We can access the destination as a mounted filesystem. Do nothing special,
+ # simply copy the output files there. (Covers stuff like nfs|cifs|usb|file|sshfs|ftpfs|davfs.)
+ # This won't work for iso:// , but iso can't be a OUTPUT_URL scheme, this is checked in
+ # prep/default/040_check_backup_and_output_scheme.sh
+ # This covers also unknown schemes, because mount_url() will attempt to mount them and fail if this is not possible,
+ # so if we got here, the URL had been mounted successfully.
+ local opath
+ opath=$( output_path $scheme $path )
+ LogPrint "Copying result files '${RESULT_FILES[*]}' to $opath at $scheme location"
+ # Copy each result file one by one to avoid usually false error exits as in
+ # https://github.com/rear/rear/issues/1711#issuecomment-380009044
+ # where in case of an improper RESULT_FILES array member 'cp' can error out with something like
+ # cp: will not overwrite just-created '/tmp/rear.XXX/outputfs/f121/rear-f121.log' with '/tmp/rear.XXX/tmp/rear-f121.log'
+ # See
+ # https://stackoverflow.com/questions/4669420/have-you-ever-got-this-message-when-moving-a-file-mv-will-not-overwrite-just-c
+ # which is about the same for 'mv', how to reproduce it:
+ # mkdir a b c
+ # touch a/f b/f
+ # mv a/f b/f c/
+ # mv: will not overwrite just-created 'c/f' with 'b/f'
+ # It happens because two different files with the same name would be moved to the same place with only one command.
+ # The -f option won't help for this case, it only applies when there already is a target file that will be overwritten.
+ # Accordingly it is sufficient (even without '-f') to copy each result file one by one:
+ for result_file in "${RESULT_FILES[@]}" ; do
+
+ # note: s390 kernel copy is only through nfs
+ #
+ # s390 optional naming override of initrd and kernel to match the s390 filesytem naming conventions
+ # on s390a there is an option to name the initrd and kernel in the form of
+ # file name on s390 are in the form of name type mode
+ # the name is the userid or vm name and the type is initrd or kernel
+ # if the vm name (cp q userid) is HOSTA then the files written will be HOSTA kernel and HOSTA initrd
+ # vars needed:
+ # ZVM_NAMING - set in local.conf, if Y then enable naming override
+ # ZVM_KERNEL_NAME - keeps track of kernel name in results array
+ # ARCH - override only if ARCH is Linux-s390
+ #
+ # initrd name override is handled in 900_create_initramfs.sh
+ # kernel name override is handled in 400_guess_kernel.sh
+ # kernel name override is handled in 950_copy_result_files.sh
+
+ if [[ "$ZVM_NAMING" == "Y" && "$ARCH" == "Linux-s390" ]] ; then
+ if [[ -z $opath ]] ; then
+ Error "Output path is not set, please check OUTPUT_URL in local.conf."
+ fi
+
+ if [ "$ZVM_KERNEL_NAME" == "$result_file" ] ; then
+ VM_UID=$(vmcp q userid |awk '{ print $1 }')
+
+ if [[ -z $VM_UID ]] ; then
+ Error "VM UID is not set, VM UID is set from call to vmcp. Please make sure vmcp is available and 'vmcp q userid' returns VM ID"
+ fi
+
+ LogPrint "s390 kernel naming override: $result_file will be written as $VM_UID.kernel"
+ cp $v "$result_file" $opath/$VM_UID.kernel || Error "Could not copy result file $result_file to $opath/$VM_UID.kernel at $scheme location"
+ else
+ cp $v "$result_file" $opath/ || Error "Could not copy result file $result_file to $opath at $scheme location"
+ fi
+ else
+ cp $v "$result_file" $opath/ || Error "Could not copy result file $result_file to $opath at $scheme location"
+ fi
+ done
+
+ return 0
+fi
+
+# Filesystem access to output destination not supported, use a scheme-specific tool (rsync, lftp)
case "$scheme" in
- (nfs|cifs|usb|file|sshfs|ftpfs|davfs)
- LogPrint "Copying result files '${RESULT_FILES[@]}' to $opath at $scheme location"
- # Copy each result file one by one to avoid usually false error exits as in
- # https://github.com/rear/rear/issues/1711#issuecomment-380009044
- # where in case of an improper RESULT_FILES array member 'cp' can error out with something like
- # cp: will not overwrite just-created '/tmp/rear.XXX/outputfs/f121/rear-f121.log' with '/tmp/rear.XXX/tmp/rear-f121.log'
- # See
- # https://stackoverflow.com/questions/4669420/have-you-ever-got-this-message-when-moving-a-file-mv-will-not-overwrite-just-c
- # which is about the same for 'mv', how to reproduce it:
- # mkdir a b c
- # touch a/f b/f
- # mv a/f b/f c/
- # mv: will not overwrite just-created 'c/f' with 'b/f'
- # It happens because two different files with the same name would be moved to the same place with only one command.
- # The -f option won't help for this case, it only applies when there already is a target file that will be overwritten.
- # Accordingly it is sufficient (even without '-f') to copy each result file one by one:
- for result_file in "${RESULT_FILES[@]}" ; do
-
- # note: s390 kernel copy is only through nfs
- #
- # s390 optional naming override of initrd and kernel to match the s390 filesytem naming conventions
- # on s390a there is an option to name the initrd and kernel in the form of
- # file name on s390 are in the form of name type mode
- # the name is the userid or vm name and the type is initrd or kernel
- # if the vm name (cp q userid) is HOSTA then the files written will be HOSTA kernel and HOSTA initrd
- # vars needed:
- # ZVM_NAMING - set in local.conf, if Y then enable naming override
- # ZVM_KERNEL_NAME - keeps track of kernel name in results array
- # ARCH - override only if ARCH is Linux-s390
- #
- # initrd name override is handled in 900_create_initramfs.sh
- # kernel name override is handled in 400_guess_kernel.sh
- # kernel name override is handled in 950_copy_result_files.sh
-
- if [[ "$ZVM_NAMING" == "Y" && "$ARCH" == "Linux-s390" ]] ; then
- if [[ -z $opath ]] ; then
- Error "Output path is not set, please check OUTPUT_URL in local.conf."
- fi
-
- if [ "$ZVM_KERNEL_NAME" == "$result_file" ] ; then
- VM_UID=$(vmcp q userid |awk '{ print $1 }')
-
- if [[ -z $VM_UID ]] ; then
- Error "VM UID is not set, VM UID is set from call to vmcp. Please make sure vmcp is available and 'vmcp q userid' returns VM ID"
- fi
-
- LogPrint "s390 kernel naming override: $result_file will be written as $VM_UID.kernel"
- cp $v "$result_file" $opath/$VM_UID.kernel || Error "Could not copy result file $result_file to $opath/$VM_UID.kernel at $scheme location"
- else
- cp $v "$result_file" $opath/ || Error "Could not copy result file $result_file to $opath at $scheme location"
- fi
- else
- cp $v "$result_file" $opath/ || Error "Could not copy result file $result_file to $opath at $scheme location"
- fi
- done
- ;;
(fish|ftp|ftps|hftp|http|https|sftp)
- # FIXME: Verify if usage of $array[*] instead of "${array[@]}" is actually intended here
- # see https://github.com/rear/rear/issues/1068
LogPrint "Copying result files '${RESULT_FILES[*]}' to $scheme location"
Log "lftp -c $OUTPUT_LFTP_OPTIONS; open $OUTPUT_URL; mput ${RESULT_FILES[*]}"
@@ -111,12 +130,15 @@ case "$scheme" in
(rsync)
# If BACKUP = RSYNC output/RSYNC/default/900_copy_result_files.sh took care of it:
test "$BACKUP" = "RSYNC" && return 0
- LogPrint "Copying result files '${RESULT_FILES[@]}' to $scheme location"
- Log "rsync -a $v ${RESULT_FILES[@]} ${host}:${path}"
+ LogPrint "Copying result files '${RESULT_FILES[*]}' to $scheme location"
+ Log "rsync -a $v ${RESULT_FILES[*]} ${host}:${path}"
rsync -a $v "${RESULT_FILES[@]}" "${host}:${path}" || Error "Problem transferring result files to $OUTPUT_URL"
;;
(*)
- Error "Invalid scheme '$scheme' in '$OUTPUT_URL'."
+ # Should be unreachable, if we got here, it is a bug.
+ # Unknown schemes are handled in mount_url(), which tries to mount them and aborts if they are unsupported.
+ # If they can be mounted, they fall under the scheme_supports_filesystem branch above.
+ BugError "Invalid scheme '$scheme' in '$OUTPUT_URL'."
;;
esac
diff --git a/usr/share/rear/output/default/970_remove_lock.sh b/usr/share/rear/output/default/970_remove_lock.sh
index 56640839..3b1b97cc 100644
--- a/usr/share/rear/output/default/970_remove_lock.sh
+++ b/usr/share/rear/output/default/970_remove_lock.sh
@@ -1,10 +1,11 @@
# remove the lockfile
local scheme=$(url_scheme $OUTPUT_URL)
local path=$(url_path $OUTPUT_URL)
-local opath=$(output_path $scheme $path)
-# if $opath is empty return silently (e.g. scheme tape)
-[ -z "$opath" ] && return 0
+# if filesystem access to url is unsupported return silently (e.g. scheme tape)
+scheme_supports_filesystem $scheme || return 0
+
+local opath=$( output_path $scheme $path )
# when OUTPUT_URL=BACKUP_URL we keep the lockfile to avoid double moves of the directory
[[ "$OUTPUT_URL" != "$BACKUP_URL" ]] && rm -f $v "${opath}/.lockfile" >&2
diff --git a/usr/share/rear/output/default/980_umount_output_dir.sh b/usr/share/rear/output/default/980_umount_output_dir.sh
index 9a9995bd..abf0cd53 100644
--- a/usr/share/rear/output/default/980_umount_output_dir.sh
+++ b/usr/share/rear/output/default/980_umount_output_dir.sh
@@ -9,12 +9,3 @@ if [[ -z "$OUTPUT_URL" ]] ; then
fi
umount_url $OUTPUT_URL $BUILD_DIR/outputfs
-
-[[ -d $BUILD_DIR/outputfs/$NETFS_PREFIX ]] && rm -rf $v $BUILD_DIR/outputfs/$NETFS_PREFIX
-[[ -d $BUILD_DIR/outputfs/$RSYNC_PREFIX ]] && rm -rf $v $BUILD_DIR/outputfs/$RSYNC_PREFIX
-
-rmdir $v $BUILD_DIR/outputfs >&2
-if [[ $? -eq 0 ]] ; then
- # the argument to RemoveExitTask has to be identical to the one given to AddExitTask
- RemoveExitTask "rm -Rf $v $BUILD_DIR/outputfs >&2"
-fi
diff --git a/usr/share/rear/prep/BORG/default/250_mount_usb.sh b/usr/share/rear/prep/BORG/default/250_mount_usb.sh
index c13fd088..05be0179 100644
--- a/usr/share/rear/prep/BORG/default/250_mount_usb.sh
+++ b/usr/share/rear/prep/BORG/default/250_mount_usb.sh
@@ -8,10 +8,5 @@
# When BORGBACKUP_HOST is set, we don't need to mount anything as SSH
# backup destination will be handled internally by Borg it self.
if [[ -z $BORGBACKUP_HOST ]]; then
- # Has to be $verbose, not "$verbose", since it's used as option.
- # shellcheck disable=SC2086,SC2154
- mkdir -p $verbose "$borg_dst_dev" >&2
- StopIfError "Could not mkdir '$borg_dst_dev'"
-
mount_url "usb://$USB_DEVICE" "$borg_dst_dev"
fi
diff --git a/usr/share/rear/prep/YUM/default/070_set_backup_archive.sh b/usr/share/rear/prep/YUM/default/070_set_backup_archive.sh
deleted file mode 100644
index 2fbcc6cd..00000000
--- a/usr/share/rear/prep/YUM/default/070_set_backup_archive.sh
+++ /dev/null
@@ -1,300 +0,0 @@
-# Copied from ../../NETFS/default/070_set_backup_archive.sh for YUM
-### Determine the name of the backup archive
-### This needs to be after we special case USB devices.
-
-# FIXME: backuparchive is no local variable (regardless that it is lowercased)
-
-# If TAPE_DEVICE is specified, use that:
-if test "$TAPE_DEVICE" ; then
- backuparchive="$TAPE_DEVICE"
- LogPrint "Using backup archive '$backuparchive'"
- return
-fi
-
-local backup_file_suffix="$BACKUP_PROG_SUFFIX$BACKUP_PROG_COMPRESS_SUFFIX"
-local backup_file_name="$BACKUP_PROG_ARCHIVE$backup_file_suffix"
-
-local scheme=$( url_scheme $BACKUP_URL )
-local path=$( url_path $BACKUP_URL )
-case "$scheme" in
- (file|iso)
- # Define the output path according to the scheme
- local outputpath=$( backup_path $scheme $path )
- backuparchive="$outputpath/$backup_file_name"
- LogPrint "Using backup archive '$backuparchive'"
- return
- ;;
- (tape)
- # TODO: Check if that case is really needed.
- # Perhaps prep/default/030_translate_tape.sh does already all what is needed.
- backuparchive=$path
- LogPrint "Using backup archive '$backuparchive'"
- return
- ;;
-esac
-
-local backup_directory=$BUILD_DIR/outputfs/$NETFS_PREFIX
-
-# Normal (i.e. non-incremental/non-differential) backup:
-if ! test "incremental" = "$BACKUP_TYPE" -o "differential" = "$BACKUP_TYPE" ; then
- # In case of normal (i.e. non-incremental) backup there is only one restore archive
- # and its name is the same as the backup archive (usually 'backup.tar.gz'):
- backuparchive="$backup_directory/$backup_file_name"
- LogPrint "Using backup archive '$backuparchive'"
- # This script is also run during "rear recover/restoreonly" where RESTORE_ARCHIVES must be set.
- local backup_restore_workflows=( "recover" "restoreonly" )
- if IsInArray $WORKFLOW ${backup_restore_workflows[@]} ; then
- # Only set RESTORE_ARCHIVES the backup archive is actually accessible
- # cf. https://github.com/rear/rear/issues/1166
- if test -r "$backuparchive" ; then
- RESTORE_ARCHIVES=( "$backuparchive" )
- else
- # In case of USB backup there is the subsequent 540_choose_backup_archive.sh script
- # that shows a backup selection dialog when RESTORE_ARCHIVES is not already set.
- if test "usb" = "$scheme" ; then
- LogPrint "Backup archive '$backuparchive' not readable. Need to select another one."
- else
- Error "Backup archive '$backuparchive' not readable."
- fi
- fi
- fi
- return
-fi
-
-# Incremental or differential backup:
-set -e -u -o pipefail
-# Incremental or differential backup only works for the NETFS backup method
-# and only with the 'tar' backup program:
-if ! test "NETFS" = "$BACKUP" -a "tar" = "$BACKUP_PROG" ; then
- Error "BACKUP_TYPE incremental or differential only works with BACKUP=NETFS and BACKUP_PROG=tar"
-fi
-# Incremental or differential backup is currently only known to work with BACKUP_URL=nfs://.
-# Other BACKUP_URL schemes may work and at least BACKUP_URL=usb:///... needs special setup
-# to work with incremental or differential backup (see https://github.com/rear/rear/issues/1145):
-if test "usb" = "$scheme" ; then
- # When USB_SUFFIX is set the compliance mode is used where
- # backup on USB works in compliance with backup on NFS which means
- # a fixed backup directory where incremental or differential backups work.
- # Use plain $USB_SUFFIX and not "$USB_SUFFIX" because when USB_SUFFIX contains only blanks
- # test "$USB_SUFFIX" would result true because test " " results true:
- test $USB_SUFFIX || Error "BACKUP_TYPE incremental or differential requires USB_SUFFIX for BACKUP_URL=usb"
-fi
-# Incremental or differential backup and keeping old backup contradict each other (mutual exclusive)
-# so that NETFS_KEEP_OLD_BACKUP_COPY must not be 'true' in case of incremental or differential backup:
-if test "$NETFS_KEEP_OLD_BACKUP_COPY" ; then
- NETFS_KEEP_OLD_BACKUP_COPY=""
- LogPrint "Disabled NETFS_KEEP_OLD_BACKUP_COPY because BACKUP_TYPE incremental or differential does not work with that"
-fi
-# For incremental or differential backup some date values (weekday, YYYY-MM-DD, HHMM) are needed
-# that must be consistent for one single point of the current time which means
-# one cannot call the 'date' command several times because then there would be
-# a small probability that e.g. weekday, YYYY-MM-DD, HHMM do not match
-# one single point in time (in particular when midnight passes in between).
-# Therefore the output of one single 'date' call is storend in an array and
-# the array elements are then assinged to individual variables as needed:
-local current_date_output=( $( date '+%a %Y-%m-%d %H%M' ) )
-local current_weekday="${current_date_output[0]}"
-local current_yyyy_mm_dd="${current_date_output[1]}"
-local current_hhmm="${current_date_output[2]}"
-# The date FULLBACKUP_OUTDATED_DAYS ago is needed to check if the latest full backup is too old.
-# When the latest full backup is more than FULLBACKUP_OUTDATED_DAYS ago a new full backup is made.
-# This separated call of the 'date' command which is technically needed because it is
-# for another point in time (e.g. 7 days ago) is run after the above call of the 'date'
-# command for the current time to be on the safe side when midnight passes in between
-# both 'date' commands which would then result that a new full backup is made
-# when the latest full backup is basically right now FULLBACKUP_OUTDATED_DAYS ago because
-# the stored date of the latest full backup is the current date at the time when it was made.
-# Example (assuming FULLBACKUP_OUTDATED_DAYS=7 ):
-# The latest full backup was made on Sunday January 10 in 2016 (just before midnight).
-# One week later this script runs again while midnight passes between the two 'date' calls
-# so that current_date_output[@]="Sun 2016-01-17 0000" (still Sunday January 17 in 2016)
-# and yyyymmdd_max_days_ago=20160111 (already Monday January 11 in 2016), then
-# Sunday January 10 is older than Monday January 11 so that a new full backup is made:
-test "$FULLBACKUP_OUTDATED_DAYS" || FULLBACKUP_OUTDATED_DAYS="7"
-local yyyymmdd_max_days_ago=$( date '+%Y%m%d' --date="$FULLBACKUP_OUTDATED_DAYS days ago" )
-# Full backup file names are of the form YYYY-MM-DD-HHMM-F.tar.gz
-# where the 'F' denotes a full backup:
-local full_backup_marker="F"
-# Incremental backup file names are of the form YYYY-MM-DD-HHMM-I.tar.gz
-# where the 'I' denotes an incremental backup:
-local incremental_backup_marker="I"
-# Differential backup file names are of the form YYYY-MM-DD-HHMM-D.tar.gz
-# where the last 'D' denotes a differential backup:
-local differential_backup_marker="D"
-# In case of incremental or differential backup the RESTORE_ARCHIVES contains
-# first the latest full backup file.
-# In case of incremental backup the RESTORE_ARCHIVES contains
-# after the latest full backup file each incremental backup
-# in the ordering how they must be restored.
-# For example when the latest full backup was made on Sunday
-# plus each subsequent weekday a separated incremental backup was made,
-# then during a "rear recover" on Wednesday morning
-# first the full backup from Sunday has to be restored,
-# then the incremental backup from Monday, and
-# finally the incremental backup from Tuesday.
-# In case of differential backup the RESTORE_ARCHIVES contains
-# after the latest full backup file the latest differential backup.
-# For example when the latest full backup was made on Sunday
-# plus each subsequent weekday a separated differential backup was made,
-# then during a "rear recover" on Wednesday morning
-# first the full backup from Sunday has to be restored,
-# and finally the differential backup from Tuesday
-# (i.e. the differential backup from Monday is skipped).
-# The date format YYYY-MM-DD that is used here is crucial.
-# It is the ISO 8601 format 'year-month-day' to specify a day of a year
-# that is accepted by 'tar' for the '--newer' option,
-# see the GNU tar manual section "Operating Only on New Files"
-# at https://www.gnu.org/software/tar/manual/html_node/after.html
-# and the GNU tar manual section "Calendar date items"
-# at https://www.gnu.org/software/tar/manual/html_node/Calendar-date-items.html#SEC124
-local date_glob_regex="[0-9][0-9][0-9][0-9]-[0-9][0-9]-[0-9][0-9]"
-local date_time_glob_regex="$date_glob_regex-[0-9][0-9][0-9][0-9]"
-# Determine what kind of backup must be created, 'full' or 'incremental' or 'differential'
-# (the empty default means it is undecided what kind of backup must be created):
-local create_backup_type=""
-# Code regarding creating a backup is useless during "rear recover" and
-# messages about creating a backup are misleading during "rear recover":
-local recovery_workflows=( "recover" "layoutonly" "restoreonly" )
-if ! IsInArray $WORKFLOW ${recovery_workflows[@]} ; then
- # When today is a specified full backup day, do a full backup in any case
- # (regardless if there is already a full backup of this day):
- if IsInArray "$current_weekday" "${FULLBACKUPDAY[@]}" ; then
- create_backup_type="full"
- LogPrint "Today's weekday ('$current_weekday') is a full backup day that triggers a new full backup in any case"
- fi
-fi
-# Get the latest full backup (if exists):
-local full_backup_glob_regex="$date_time_glob_regex-$full_backup_marker$backup_file_suffix"
-# Here things like 'find /path/to/dir -name '*.tar.gz' | sort' are used because
-# one cannot use bash globbing via commands like 'ls /path/to/dir/*.tar.gz'
-# because /usr/sbin/rear sets the nullglob bash option which leads to plain 'ls'
-# when '/path/to/dir/*.tar.gz' matches nothing (i.e. when no backup file exists)
-# so that then plain 'ls' would result nonsense.
-local latest_full_backup=$( find $backup_directory -name "$full_backup_glob_regex" | sort | tail -n1 )
-# A latest full backup is found:
-if test "$latest_full_backup" ; then
- local latest_full_backup_file_name=$( basename "$latest_full_backup" )
- # The full_or_incremental_backup_glob_regex is also needed below for non-"recover" WORKFLOWs
- # to set the right variables for creating an incremental backup:
- local full_or_incremental_backup_glob_regex="$date_time_glob_regex-[$full_backup_marker$incremental_backup_marker]$backup_file_suffix"
- # Code regarding creating a backup is useless during "rear recover" and
- # messages about creating a backup are misleading during "rear recover":
- if ! IsInArray $WORKFLOW ${recovery_workflows[@]} ; then
- # There is nothing to do here if it is already decided that
- # a full backup must be created (see "full backup day" above"):
- if ! test "full" = "$create_backup_type" ; then
- local latest_full_backup_date=$( echo $latest_full_backup_file_name | grep -o "$date_glob_regex" )
- local yyyymmdd_latest_full_backup=$( echo $latest_full_backup_date | tr -d '-' )
- # Check if the latest full backup is too old:
- if test $yyyymmdd_latest_full_backup -lt $yyyymmdd_max_days_ago ; then
- create_backup_type="full"
- LogPrint "Latest full backup date '$latest_full_backup_date' too old (more than $FULLBACKUP_OUTDATED_DAYS days ago) triggers new full backup"
- else
- # When a latest full backup is found that is not too old
- # a BACKUP_TYPE (incremental or differential) backup will be created:
- create_backup_type="$BACKUP_TYPE"
- LogPrint "Latest full backup found ($latest_full_backup_file_name) triggers $BACKUP_TYPE backup"
- fi
- fi
- else
- # This script is also run during "rear recover" where RESTORE_ARCHIVES must be set:
- case "$BACKUP_TYPE" in
- (incremental)
- # When a latest full backup is found use that plus all later incremental backups for restore:
- # The following command is a bit tricky:
- # It lists all YYYY-MM-DD-HHMM-F.tar.gz and all YYYY-MM-DD-HHMM-I.tar.gz files in the backup directory and sorts them
- # and finally it outputs only those that match the latest full backup file name and incremental backups that got sorted after that
- # where it is mandatory that the backup file names sort by date (i.e. date must be the leading part of the backup file names):
- RESTORE_ARCHIVES=( $( find $backup_directory -name "$full_or_incremental_backup_glob_regex" | sort | sed -n -e "/$latest_full_backup_file_name/,\$p" ) )
- ;;
- (differential)
- # For differential backup use the latest full backup plus the one latest differential backup for restore:
- # The following command is a bit tricky:
- # It lists all YYYY-MM-DD-HHMM-F.tar.gz and all YYYY-MM-DD-HHMM-D.tar.gz files in the backup directory and sorts them
- # then it outputs only those that match the latest full backup file name and all differential backups that got sorted after that
- # and then it outputs only the first line (i.e. the full backup) and the last line (i.e. the latest differential backup)
- # but when no differential backup exists (i.e. when only the full backup exists) the first line is also the last line
- # so that "sed -n -e '1p;$p'" outputs the full backup twice which is corrected by the final "sort -u":
- local full_or_differential_backup_glob_regex="$date_time_glob_regex-[$full_backup_marker$differential_backup_marker]$backup_file_suffix"
- RESTORE_ARCHIVES=( $( find $backup_directory -name "$full_or_differential_backup_glob_regex" | sort | sed -n -e "/$latest_full_backup_file_name/,\$p" | sed -n -e '1p;$p' | sort -u ) )
- ;;
- (*)
- BugError "Unexpected BACKUP_TYPE '$BACKUP_TYPE'"
- ;;
- esac
- # Tell the user what will be restored:
- local restore_archives_file_names=""
- for restore_archive in "${RESTORE_ARCHIVES[@]}" ; do
- restore_archives_file_names="$restore_archives_file_names $( basename "$restore_archive" )"
- done
- LogPrint "For backup restore using $restore_archives_file_names"
- fi
-# No latest full backup is found:
-else
- # Code regarding creating a backup is useless during "rear recover" and
- # messages about creating a backup are misleading during "rear recover":
- if ! IsInArray $WORKFLOW ${recovery_workflows[@]} ; then
- # If no latest full backup is found create one during "rear mkbackup":
- create_backup_type="full"
- LogPrint "No full backup found (YYYY-MM-DD-HHMM-F.tar.gz) triggers full backup"
- else
- # This script is also run during "rear recover" where RESTORE_ARCHIVES must be set:
- # If no latest full backup is found (i.e. no file name matches the YYYY-MM-DD-HHMM-F.tar.gz form)
- # fall back to what is done in case of normal (i.e. non-incremental/non-differential) backup
- # and hope for the best (i.e. that a backup_directory/backup_file_name actually exists).
- # In case of normal (i.e. non-incremental/non-differential) backup there is only one restore archive
- # and its name is the same as the backup archive (usually 'backup.tar.gz').
- # This is only a fallback setting to be more on the safe side for "rear recover".
- # Initially for the very fist run of incremental backup during "rear mkbackup"
- # a full backup file of the YYYY-MM-DD-HHMM-F.tar.gz form will be created.
- RESTORE_ARCHIVES=( "$backup_directory/$backup_file_name" )
- LogPrint "Using $backup_file_name for backup restore"
- fi
-fi
-# Code regarding creating a backup is useless during "rear recover" and
-# messages about creating a backup are misleading during "rear recover":
-if ! IsInArray $WORKFLOW ${recovery_workflows[@]} ; then
- # Set the right variables for creating a backup (but do not actually do anything at this point):
- case "$create_backup_type" in
- (full)
- local new_full_backup_file_name="$current_yyyy_mm_dd-$current_hhmm-$full_backup_marker$backup_file_suffix"
- backuparchive="$backup_directory/$new_full_backup_file_name"
- BACKUP_PROG_CREATE_NEWER_OPTIONS="-V $new_full_backup_file_name"
- LogPrint "Performing full backup using backup archive '$new_full_backup_file_name'"
- ;;
- (incremental)
- local new_incremental_backup_file_name="$current_yyyy_mm_dd-$current_hhmm-$incremental_backup_marker$backup_file_suffix"
- backuparchive="$backup_directory/$new_incremental_backup_file_name"
- # Get the latest latest incremental backup that is based on the latest full backup (if exists):
- local incremental_backup_glob_regex="$date_time_glob_regex-$incremental_backup_marker$backup_file_suffix"
- # First get the latest full backup plus all later incremental backups (cf. how RESTORE_ARCHIVES is set in case of incremental backup)
- # then grep only the incremental backups and from the incremental backups use only the last one (if exists):
- local latest_incremental_backup=$( find $backup_directory -name "$full_or_incremental_backup_glob_regex" | sort | sed -n -e "/$latest_full_backup_file_name/,\$p" | grep "$incremental_backup_glob_regex" | tail -n1 )
- if test "$latest_incremental_backup" ; then
- # A latest incremental backup that is based on the latest full backup is found:
- local latest_incremental_backup_file_name=$( basename $latest_incremental_backup )
- LogPrint "Latest incremental backup found ($latest_incremental_backup_file_name) that is newer than the latest full backup"
- local latest_incremental_backup_date=$( echo $latest_incremental_backup_file_name | grep -o "$date_glob_regex" )
- BACKUP_PROG_CREATE_NEWER_OPTIONS="--newer=$latest_incremental_backup_date -V $latest_incremental_backup_file_name"
- LogPrint "Performing incremental backup for files newer than $latest_incremental_backup_date using backup archive '$new_incremental_backup_file_name'"
- else
- # When there is not yet an incremental backup that is based on the latest full backup
- # the new created incremental backup must be based on the latest full backup:
- BACKUP_PROG_CREATE_NEWER_OPTIONS="--newer=$latest_full_backup_date -V $latest_full_backup_file_name"
- LogPrint "Performing incremental backup for files newer than $latest_full_backup_date using backup archive '$new_incremental_backup_file_name'"
- fi
- ;;
- (differential)
- local new_differential_backup_file_name="$current_yyyy_mm_dd-$current_hhmm-$differential_backup_marker$backup_file_suffix"
- backuparchive="$backup_directory/$new_differential_backup_file_name"
- BACKUP_PROG_CREATE_NEWER_OPTIONS="--newer=$latest_full_backup_date -V $latest_full_backup_file_name"
- LogPrint "Performing differential backup for files newer than $latest_full_backup_date using backup archive '$new_differential_backup_file_name'"
- ;;
- (*)
- BugError "Unexpected create_backup_type '$create_backup_type'"
- ;;
- esac
-fi
-# Go back from "set -e -u -o pipefail" to the defaults:
-apply_bash_flags_and_options_commands "$DEFAULT_BASH_FLAGS_AND_OPTIONS_COMMANDS"
-
diff --git a/usr/share/rear/prep/YUM/default/070_set_backup_archive.sh b/usr/share/rear/prep/YUM/default/070_set_backup_archive.sh
new file mode 120000
index 00000000..cdbdc31f
--- /dev/null
+++ b/usr/share/rear/prep/YUM/default/070_set_backup_archive.sh
@@ -0,0 +1 @@
+../../NETFS/default/070_set_backup_archive.sh
\ No newline at end of file
diff --git a/usr/share/rear/restore/DUPLICITY/default/100_mount_duplicity_path.sh b/usr/share/rear/restore/DUPLICITY/default/100_mount_duplicity_path.sh
deleted file mode 100644
index 64b7a792..00000000
--- a/usr/share/rear/restore/DUPLICITY/default/100_mount_duplicity_path.sh
+++ /dev/null
@@ -1,15 +0,0 @@
-# create mount point
-if [ -n "$BACKUP_DUPLICITY_NETFS_URL" -o -n "$BACKUP_DUPLICITY_NETFS_MOUNTCMD" ]; then
- mkdir -p $v "$BUILD_DIR/outputfs" >&2
- StopIfError "Could not mkdir '$BUILD_DIR/outputfs'"
-
- AddExitTask "rmdir $v $BUILD_DIR/outputfs >&2"
-
- if [[ "$BACKUP_DUPLICITY_NETFS_MOUNTCMD" ]] ; then
- BACKUP_DUPLICITY_NETFS_URL="var://BACKUP_DUPLICITY_NETFS_MOUNTCMD"
- fi
-
- mount_url $BACKUP_DUPLICITY_NETFS_URL $BUILD_DIR/outputfs $BACKUP_DUPLICITY_NETFS_OPTIONS
-
- BACKUP_DUPLICITY_URL="file://$BUILD_DIR/outputfs"
-fi
diff --git a/usr/share/rear/restore/DUPLICITY/default/100_mount_duplicity_path.sh b/usr/share/rear/restore/DUPLICITY/default/100_mount_duplicity_path.sh
new file mode 120000
index 00000000..7f558c5d
--- /dev/null
+++ b/usr/share/rear/restore/DUPLICITY/default/100_mount_duplicity_path.sh
@@ -0,0 +1 @@
+../../../backup/DUPLICITY/default/100_mount_duplicity_path.sh
\ No newline at end of file
diff --git a/usr/share/rear/restore/DUPLICITY/default/980_unmount_duplicity_path.sh b/usr/share/rear/restore/DUPLICITY/default/980_unmount_duplicity_path.sh
deleted file mode 100644
index 60aa811e..00000000
--- a/usr/share/rear/restore/DUPLICITY/default/980_unmount_duplicity_path.sh
+++ /dev/null
@@ -1,15 +0,0 @@
-# umount mountpoint
-if [ -n "$BACKUP_DUPLICITY_NETFS_URL" -o -n "$BACKUP_DUPLICITY_NETFS_UMOUNTCMD" ]; then
-
- if [[ "$BACKUP_DUPLICITY_NETFS_UMOUNTCMD" ]] ; then
- BACKUP_DUPLICITY_NETFS_URL="var://BACKUP_DUPLICITY_NETFS_UMOUNTCMD"
- fi
-
- umount_url $BACKUP_DUPLICITY_NETFS_URL $BUILD_DIR/outputfs
-
- rmdir $v $BUILD_DIR/outputfs >&2
- if [[ $? -eq 0 ]] ; then
- # the argument to RemoveExitTask has to be identical to the one given to AddExitTask
- RemoveExitTask "rmdir $v $BUILD_DIR/outputfs >&2"
- fi
-fi
diff --git a/usr/share/rear/restore/DUPLICITY/default/980_unmount_duplicity_path.sh b/usr/share/rear/restore/DUPLICITY/default/980_unmount_duplicity_path.sh
new file mode 120000
index 00000000..b7e47be1
--- /dev/null
+++ b/usr/share/rear/restore/DUPLICITY/default/980_unmount_duplicity_path.sh
@@ -0,0 +1 @@
+../../../backup/DUPLICITY/default/980_unmount_duplicity_path.sh
\ No newline at end of file
diff --git a/usr/share/rear/restore/YUM/default/100_mount_YUM_path.sh b/usr/share/rear/restore/YUM/default/100_mount_YUM_path.sh
deleted file mode 100644
index 7de92af4..00000000
--- a/usr/share/rear/restore/YUM/default/100_mount_YUM_path.sh
+++ /dev/null
@@ -1,13 +0,0 @@
-# Copied from ../../NETFS/default/100_mount_NETFS_path.sh a.k.a. ../../../backup/NETFS/default/100_mount_NETFS_path.sh for YUM
-
-# create mount point
-mkdir -p $v "$BUILD_DIR/outputfs" >&2
-StopIfError "Could not mkdir '$BUILD_DIR/outputfs'"
-
-AddExitTask "rmdir $v $BUILD_DIR/outputfs >&2"
-
-if [[ "$BACKUP_MOUNTCMD" ]] ; then
- BACKUP_URL="var://BACKUP_MOUNTCMD"
-fi
-
-mount_url $BACKUP_URL $BUILD_DIR/outputfs $BACKUP_OPTIONS
diff --git a/usr/share/rear/restore/YUM/default/100_mount_YUM_path.sh b/usr/share/rear/restore/YUM/default/100_mount_YUM_path.sh
new file mode 120000
index 00000000..60e0f83f
--- /dev/null
+++ b/usr/share/rear/restore/YUM/default/100_mount_YUM_path.sh
@@ -0,0 +1 @@
+../../NETFS/default/100_mount_NETFS_path.sh
\ No newline at end of file
diff --git a/usr/share/rear/restore/YUM/default/980_umount_YUM_dir.sh b/usr/share/rear/restore/YUM/default/980_umount_YUM_dir.sh
deleted file mode 100644
index d02dcf34..00000000
--- a/usr/share/rear/restore/YUM/default/980_umount_YUM_dir.sh
+++ /dev/null
@@ -1,15 +0,0 @@
-# Copied from ../../../backup/NETFS/default/980_umount_NETFS_dir.sh for YUM
-
-# umount NETFS mountpoint
-
-if [[ "$BACKUP_UMOUNTCMD" ]] ; then
- BACKUP_URL="var://BACKUP_UMOUNTCMD"
-fi
-
-umount_url $BACKUP_URL $BUILD_DIR/outputfs
-
-rmdir $v $BUILD_DIR/outputfs >&2
-if [[ $? -eq 0 ]] ; then
- # the argument to RemoveExitTask has to be identical to the one given to AddExitTask
- RemoveExitTask "rmdir $v $BUILD_DIR/outputfs >&2"
-fi
diff --git a/usr/share/rear/restore/YUM/default/980_umount_YUM_dir.sh b/usr/share/rear/restore/YUM/default/980_umount_YUM_dir.sh
new file mode 120000
index 00000000..2c29cb57
--- /dev/null
+++ b/usr/share/rear/restore/YUM/default/980_umount_YUM_dir.sh
@@ -0,0 +1 @@
+../../NETFS/default/980_umount_NETFS_dir.sh
\ No newline at end of file
diff --git a/usr/share/rear/verify/DUPLICITY/default/100_mount_duplicity_path.sh b/usr/share/rear/verify/DUPLICITY/default/100_mount_duplicity_path.sh
deleted file mode 100644
index 64b7a792..00000000
--- a/usr/share/rear/verify/DUPLICITY/default/100_mount_duplicity_path.sh
+++ /dev/null
@@ -1,15 +0,0 @@
-# create mount point
-if [ -n "$BACKUP_DUPLICITY_NETFS_URL" -o -n "$BACKUP_DUPLICITY_NETFS_MOUNTCMD" ]; then
- mkdir -p $v "$BUILD_DIR/outputfs" >&2
- StopIfError "Could not mkdir '$BUILD_DIR/outputfs'"
-
- AddExitTask "rmdir $v $BUILD_DIR/outputfs >&2"
-
- if [[ "$BACKUP_DUPLICITY_NETFS_MOUNTCMD" ]] ; then
- BACKUP_DUPLICITY_NETFS_URL="var://BACKUP_DUPLICITY_NETFS_MOUNTCMD"
- fi
-
- mount_url $BACKUP_DUPLICITY_NETFS_URL $BUILD_DIR/outputfs $BACKUP_DUPLICITY_NETFS_OPTIONS
-
- BACKUP_DUPLICITY_URL="file://$BUILD_DIR/outputfs"
-fi
diff --git a/usr/share/rear/verify/DUPLICITY/default/100_mount_duplicity_path.sh b/usr/share/rear/verify/DUPLICITY/default/100_mount_duplicity_path.sh
new file mode 120000
index 00000000..7f558c5d
--- /dev/null
+++ b/usr/share/rear/verify/DUPLICITY/default/100_mount_duplicity_path.sh
@@ -0,0 +1 @@
+../../../backup/DUPLICITY/default/100_mount_duplicity_path.sh
\ No newline at end of file
diff --git a/usr/share/rear/verify/DUPLICITY/default/980_unmount_duplicity_path.sh b/usr/share/rear/verify/DUPLICITY/default/980_unmount_duplicity_path.sh
deleted file mode 100644
index 60aa811e..00000000
--- a/usr/share/rear/verify/DUPLICITY/default/980_unmount_duplicity_path.sh
+++ /dev/null
@@ -1,15 +0,0 @@
-# umount mountpoint
-if [ -n "$BACKUP_DUPLICITY_NETFS_URL" -o -n "$BACKUP_DUPLICITY_NETFS_UMOUNTCMD" ]; then
-
- if [[ "$BACKUP_DUPLICITY_NETFS_UMOUNTCMD" ]] ; then
- BACKUP_DUPLICITY_NETFS_URL="var://BACKUP_DUPLICITY_NETFS_UMOUNTCMD"
- fi
-
- umount_url $BACKUP_DUPLICITY_NETFS_URL $BUILD_DIR/outputfs
-
- rmdir $v $BUILD_DIR/outputfs >&2
- if [[ $? -eq 0 ]] ; then
- # the argument to RemoveExitTask has to be identical to the one given to AddExitTask
- RemoveExitTask "rmdir $v $BUILD_DIR/outputfs >&2"
- fi
-fi
diff --git a/usr/share/rear/verify/DUPLICITY/default/980_unmount_duplicity_path.sh b/usr/share/rear/verify/DUPLICITY/default/980_unmount_duplicity_path.sh
new file mode 120000
index 00000000..b7e47be1
--- /dev/null
+++ b/usr/share/rear/verify/DUPLICITY/default/980_unmount_duplicity_path.sh
@@ -0,0 +1 @@
+../../../backup/DUPLICITY/default/980_unmount_duplicity_path.sh
\ No newline at end of file
diff --git a/usr/share/rear/verify/YUM/default/050_check_YUM_requirements.sh b/usr/share/rear/verify/YUM/default/050_check_YUM_requirements.sh
deleted file mode 100644
index cfd70026..00000000
--- a/usr/share/rear/verify/YUM/default/050_check_YUM_requirements.sh
+++ /dev/null
@@ -1,116 +0,0 @@
-# Copied from ../../../prep/NETFS/default/050_check_NETFS_requirements.sh for YUM
-# BACKUP_URL=[proto]://[host]/[share]
-# example: nfs://lucky/temp/backup
-# example: cifs://lucky/temp
-# example: usb:///dev/sdb1
-# example: tape:///dev/nst0
-# example: file:///path
-# example: iso://backup/
-# example: sshfs://user@host/G/rear/
-# example: ftpfs://user:password@host/rear/ (the password part is optional)
-
-[[ "$BACKUP_URL" || "$BACKUP_MOUNTCMD" ]]
-# FIXME: The above test does not match the error message below.
-# To match the the error message the test should be
-# [[ "$BACKUP_URL" || ( "$BACKUP_MOUNTCMD" && "$BACKUP_UMOUNTCMD" ) ]]
-# but I <jsmeix@suse.de> cannot decide if there is a subtle reason for the omission.
-StopIfError "You must specify either BACKUP_URL or BACKUP_MOUNTCMD and BACKUP_UMOUNTCMD !"
-
-if [[ "$BACKUP_URL" ]] ; then
- local scheme=$( url_scheme $BACKUP_URL )
- local hostname=$( url_hostname $BACKUP_URL )
- local path=$( url_path $BACKUP_URL )
-
- ### check for vaild BACKUP_URL schemes
- ### see https://github.com/rear/rear/issues/842
- case $scheme in
- (nfs|cifs|usb|tape|file|iso|sshfs|ftpfs)
- # do nothing for vaild BACKUP_URL schemes
- :
- ;;
- (*)
- Error "Invalid scheme '$scheme' in BACKUP_URL '$BACKUP_URL' valid schemes: nfs cifs usb tape file iso sshfs ftpfs"
- ;;
- esac
-
- ### set other variables from BACKUP_URL
- if [[ "usb" = "$scheme" ]] ; then
- # if USB_DEVICE is not explicitly specified it is the path from BACKUP_URL
- [[ -z "$USB_DEVICE" ]] && USB_DEVICE="$path"
- fi
-
- ### check if host is reachable
- if [[ "$PING" && "$hostname" ]] ; then
- # Only LogPrintIfError but no StopIfError because it is not a fatal error
- # (i.e. not a reason to abort) when a host does not respond to a 'ping'
- # because hosts can be accessible via certain ports but do not respond to a 'ping'
- # cf. https://bugzilla.opensuse.org/show_bug.cgi?id=616706
- # TODO: it would be better to test if it is accessible via the actually needed port(s)
- ping -c 2 "$hostname" >/dev/null
- LogPrintIfError "Host '$hostname' in BACKUP_URL '$BACKUP_URL' does not respond to a 'ping'."
- else
- Log "Skipping 'ping' test for host '$hostname' in BACKUP_URL '$BACKUP_URL'"
- fi
-
-fi
-
-# some backup progs require a different backuparchive name
-case "$(basename $BACKUP_PROG)" in
- (rsync)
- # rsync creates a target directory instead of a file
- BACKUP_PROG_SUFFIX=
- BACKUP_PROG_COMPRESS_SUFFIX=
- ;;
- (*)
- :
- ;;
-esac
-
-# include required programs
-# the code below includes mount.* and umount.* programs for all non-empty schemes
-# (i.e. for any non-empty BACKUP_URL like usb tape file sshfs ftpfs)
-# and it includes 'mount.' for empty schemes (e.g. if BACKUP_URL is not set)
-# which is o.k. because it is a catch all rule so we do not miss any
-# important executable needed a certain scheme and it does not hurt
-# see https://github.com/rear/rear/pull/859
-PROGS+=(
-showmount
-mount.$(url_scheme $BACKUP_URL)
-umount.$(url_scheme $BACKUP_URL)
-$( test "$BACKUP_MOUNTCMD" && echo "${BACKUP_MOUNTCMD%% *}" )
-$( test "$BACKUP_UMOUNTCMD" && echo "${BACKUP_UMOUNTCMD%% *}" )
-$BACKUP_PROG
-gzip
-bzip2
-xz
-)
-
-# include required stuff for sshfs or ftpfs (via CurlFtpFS)
-if [[ "sshfs" = "$scheme" || "ftpfs" = "$scheme" ]] ; then
- # both sshfs and ftpfs (via CurlFtpFS) are based on FUSE
- PROGS+=( fusermount mount.fuse )
- MODULES+=( fuse )
- MODULES_LOAD+=( fuse )
- COPY_AS_IS+=( /etc/fuse.conf )
- # include what is specific for sshfs
- if [[ "sshfs" = "$scheme" ]] ; then
- # see http://sourceforge.net/apps/mediawiki/fuse/index.php?title=SshfsFaq
- REQUIRED_PROGS+=( sshfs ssh )
- # relying on 500_ssh.sh to take a long the SSH related files
- fi
- # include what is specific for ftpfs
- if [[ "ftpfs" = "$scheme" ]] ; then
- # see http://curlftpfs.sourceforge.net/
- # and https://github.com/rear/rear/issues/845
- REQUIRED_PROGS+=( curlftpfs )
- fi
-fi
-
-# include required modules, like nfs cifs ...
-# the code below includes modules for all non-empty schemes
-# (i.e. for any non-empty BACKUP_URL like usb tape file sshfs ftpfs)
-# which is o.k. because this must been seen as a catch all rule
-# (one never knows what one could miss)
-# see https://github.com/rear/rear/pull/859
-MODULES+=( $(url_scheme $BACKUP_URL) )
-
diff --git a/usr/share/rear/verify/YUM/default/050_check_YUM_requirements.sh b/usr/share/rear/verify/YUM/default/050_check_YUM_requirements.sh
new file mode 120000
index 00000000..af1512d6
--- /dev/null
+++ b/usr/share/rear/verify/YUM/default/050_check_YUM_requirements.sh
@@ -0,0 +1 @@
+../../NETFS/default/050_check_NETFS_requirements.sh
\ No newline at end of file
diff --git a/usr/share/rear/verify/YUM/default/060_mount_YUM_path.sh b/usr/share/rear/verify/YUM/default/060_mount_YUM_path.sh
deleted file mode 100644
index f7e31ed6..00000000
--- a/usr/share/rear/verify/YUM/default/060_mount_YUM_path.sh
+++ /dev/null
@@ -1,12 +0,0 @@
-# Copied from ../../../backup/NETFS/default/100_mount_NETFS_path.sh for YUM
-# create mount point
-mkdir -p $v "$BUILD_DIR/outputfs" >&2
-StopIfError "Could not mkdir '$BUILD_DIR/outputfs'"
-
-AddExitTask "rmdir $v $BUILD_DIR/outputfs >&2"
-
-if [[ "$BACKUP_MOUNTCMD" ]] ; then
- BACKUP_URL="var://BACKUP_MOUNTCMD"
-fi
-
-mount_url $BACKUP_URL $BUILD_DIR/outputfs $BACKUP_OPTIONS
diff --git a/usr/share/rear/verify/YUM/default/060_mount_YUM_path.sh b/usr/share/rear/verify/YUM/default/060_mount_YUM_path.sh
new file mode 120000
index 00000000..73dd4697
--- /dev/null
+++ b/usr/share/rear/verify/YUM/default/060_mount_YUM_path.sh
@@ -0,0 +1 @@
+../../../restore/YUM/default/100_mount_YUM_path.sh
\ No newline at end of file
diff --git a/usr/share/rear/verify/YUM/default/070_set_backup_archive.sh b/usr/share/rear/verify/YUM/default/070_set_backup_archive.sh
deleted file mode 100644
index 86d1708d..00000000
--- a/usr/share/rear/verify/YUM/default/070_set_backup_archive.sh
+++ /dev/null
@@ -1,300 +0,0 @@
-# Copied from ../../../prep/NETFS/default/070_set_backup_archive.sh for YUM
-### Determine the name of the backup archive
-### This needs to be after we special case USB devices.
-
-# FIXME: backuparchive is no local variable (regardless that it is lowercased)
-
-# If TAPE_DEVICE is specified, use that:
-if test "$TAPE_DEVICE" ; then
- backuparchive="$TAPE_DEVICE"
- LogPrint "Using backup archive '$backuparchive'"
- return
-fi
-
-local backup_file_suffix="$BACKUP_PROG_SUFFIX$BACKUP_PROG_COMPRESS_SUFFIX"
-local backup_file_name="$BACKUP_PROG_ARCHIVE$backup_file_suffix"
-
-local scheme=$( url_scheme $BACKUP_URL )
-local path=$( url_path $BACKUP_URL )
-case "$scheme" in
- (file|iso)
- # Define the output path according to the scheme
- local outputpath=$( backup_path $scheme $path )
- backuparchive="$outputpath/$backup_file_name"
- LogPrint "Using backup archive '$backuparchive'"
- return
- ;;
- (tape)
- # TODO: Check if that case is really needed.
- # Perhaps prep/default/030_translate_tape.sh does already all what is needed.
- backuparchive=$path
- LogPrint "Using backup archive '$backuparchive'"
- return
- ;;
-esac
-
-local backup_directory=$BUILD_DIR/outputfs/$NETFS_PREFIX
-
-# Normal (i.e. non-incremental/non-differential) backup:
-if ! test "incremental" = "$BACKUP_TYPE" -o "differential" = "$BACKUP_TYPE" ; then
- # In case of normal (i.e. non-incremental) backup there is only one restore archive
- # and its name is the same as the backup archive (usually 'backup.tar.gz'):
- backuparchive="$backup_directory/$backup_file_name"
- LogPrint "Using backup archive '$backuparchive'"
- # This script is also run during "rear recover/restoreonly" where RESTORE_ARCHIVES must be set.
- local backup_restore_workflows=( "recover" "restoreonly" )
- if IsInArray $WORKFLOW ${backup_restore_workflows[@]} ; then
- # Only set RESTORE_ARCHIVES the backup archive is actually accessible
- # cf. https://github.com/rear/rear/issues/1166
- if test -r "$backuparchive" ; then
- RESTORE_ARCHIVES=( "$backuparchive" )
- else
- # In case of USB backup there is the subsequent 540_choose_backup_archive.sh script
- # that shows a backup selection dialog when RESTORE_ARCHIVES is not already set.
- if test "usb" = "$scheme" ; then
- LogPrint "Backup archive '$backuparchive' not readable. Need to select another one."
- else
- Error "Backup archive '$backuparchive' not readable."
- fi
- fi
- fi
- return
-fi
-
-# Incremental or differential backup:
-set -e -u -o pipefail
-# Incremental or differential backup only works for the NETFS backup method
-# and only with the 'tar' backup program:
-if ! test "NETFS" = "$BACKUP" -a "tar" = "$BACKUP_PROG" ; then
- Error "BACKUP_TYPE incremental or differential only works with BACKUP=NETFS and BACKUP_PROG=tar"
-fi
-# Incremental or differential backup is currently only known to work with BACKUP_URL=nfs://.
-# Other BACKUP_URL schemes may work and at least BACKUP_URL=usb:///... needs special setup
-# to work with incremental or differential backup (see https://github.com/rear/rear/issues/1145):
-if test "usb" = "$scheme" ; then
- # When USB_SUFFIX is set the compliance mode is used where
- # backup on USB works in compliance with backup on NFS which means
- # a fixed backup directory where incremental or differential backups work.
- # Use plain $USB_SUFFIX and not "$USB_SUFFIX" because when USB_SUFFIX contains only blanks
- # test "$USB_SUFFIX" would result true because test " " results true:
- test $USB_SUFFIX || Error "BACKUP_TYPE incremental or differential requires USB_SUFFIX for BACKUP_URL=usb"
-fi
-# Incremental or differential backup and keeping old backup contradict each other (mutual exclusive)
-# so that NETFS_KEEP_OLD_BACKUP_COPY must not be 'true' in case of incremental or differential backup:
-if test "$NETFS_KEEP_OLD_BACKUP_COPY" ; then
- NETFS_KEEP_OLD_BACKUP_COPY=""
- LogPrint "Disabled NETFS_KEEP_OLD_BACKUP_COPY because BACKUP_TYPE incremental or differential does not work with that"
-fi
-# For incremental or differential backup some date values (weekday, YYYY-MM-DD, HHMM) are needed
-# that must be consistent for one single point of the current time which means
-# one cannot call the 'date' command several times because then there would be
-# a small probability that e.g. weekday, YYYY-MM-DD, HHMM do not match
-# one single point in time (in particular when midnight passes in between).
-# Therefore the output of one single 'date' call is storend in an array and
-# the array elements are then assinged to individual variables as needed:
-local current_date_output=( $( date '+%a %Y-%m-%d %H%M' ) )
-local current_weekday="${current_date_output[0]}"
-local current_yyyy_mm_dd="${current_date_output[1]}"
-local current_hhmm="${current_date_output[2]}"
-# The date FULLBACKUP_OUTDATED_DAYS ago is needed to check if the latest full backup is too old.
-# When the latest full backup is more than FULLBACKUP_OUTDATED_DAYS ago a new full backup is made.
-# This separated call of the 'date' command which is technically needed because it is
-# for another point in time (e.g. 7 days ago) is run after the above call of the 'date'
-# command for the current time to be on the safe side when midnight passes in between
-# both 'date' commands which would then result that a new full backup is made
-# when the latest full backup is basically right now FULLBACKUP_OUTDATED_DAYS ago because
-# the stored date of the latest full backup is the current date at the time when it was made.
-# Example (assuming FULLBACKUP_OUTDATED_DAYS=7 ):
-# The latest full backup was made on Sunday January 10 in 2016 (just before midnight).
-# One week later this script runs again while midnight passes between the two 'date' calls
-# so that current_date_output[@]="Sun 2016-01-17 0000" (still Sunday January 17 in 2016)
-# and yyyymmdd_max_days_ago=20160111 (already Monday January 11 in 2016), then
-# Sunday January 10 is older than Monday January 11 so that a new full backup is made:
-test "$FULLBACKUP_OUTDATED_DAYS" || FULLBACKUP_OUTDATED_DAYS="7"
-local yyyymmdd_max_days_ago=$( date '+%Y%m%d' --date="$FULLBACKUP_OUTDATED_DAYS days ago" )
-# Full backup file names are of the form YYYY-MM-DD-HHMM-F.tar.gz
-# where the 'F' denotes a full backup:
-local full_backup_marker="F"
-# Incremental backup file names are of the form YYYY-MM-DD-HHMM-I.tar.gz
-# where the 'I' denotes an incremental backup:
-local incremental_backup_marker="I"
-# Differential backup file names are of the form YYYY-MM-DD-HHMM-D.tar.gz
-# where the last 'D' denotes a differential backup:
-local differential_backup_marker="D"
-# In case of incremental or differential backup the RESTORE_ARCHIVES contains
-# first the latest full backup file.
-# In case of incremental backup the RESTORE_ARCHIVES contains
-# after the latest full backup file each incremental backup
-# in the ordering how they must be restored.
-# For example when the latest full backup was made on Sunday
-# plus each subsequent weekday a separated incremental backup was made,
-# then during a "rear recover" on Wednesday morning
-# first the full backup from Sunday has to be restored,
-# then the incremental backup from Monday, and
-# finally the incremental backup from Tuesday.
-# In case of differential backup the RESTORE_ARCHIVES contains
-# after the latest full backup file the latest differential backup.
-# For example when the latest full backup was made on Sunday
-# plus each subsequent weekday a separated differential backup was made,
-# then during a "rear recover" on Wednesday morning
-# first the full backup from Sunday has to be restored,
-# and finally the differential backup from Tuesday
-# (i.e. the differential backup from Monday is skipped).
-# The date format YYYY-MM-DD that is used here is crucial.
-# It is the ISO 8601 format 'year-month-day' to specify a day of a year
-# that is accepted by 'tar' for the '--newer' option,
-# see the GNU tar manual section "Operating Only on New Files"
-# at https://www.gnu.org/software/tar/manual/html_node/after.html
-# and the GNU tar manual section "Calendar date items"
-# at https://www.gnu.org/software/tar/manual/html_node/Calendar-date-items.html#SEC124
-local date_glob_regex="[0-9][0-9][0-9][0-9]-[0-9][0-9]-[0-9][0-9]"
-local date_time_glob_regex="$date_glob_regex-[0-9][0-9][0-9][0-9]"
-# Determine what kind of backup must be created, 'full' or 'incremental' or 'differential'
-# (the empty default means it is undecided what kind of backup must be created):
-local create_backup_type=""
-# Code regarding creating a backup is useless during "rear recover" and
-# messages about creating a backup are misleading during "rear recover":
-local recovery_workflows=( "recover" "layoutonly" "restoreonly" )
-if ! IsInArray $WORKFLOW ${recovery_workflows[@]} ; then
- # When today is a specified full backup day, do a full backup in any case
- # (regardless if there is already a full backup of this day):
- if IsInArray "$current_weekday" "${FULLBACKUPDAY[@]}" ; then
- create_backup_type="full"
- LogPrint "Today's weekday ('$current_weekday') is a full backup day that triggers a new full backup in any case"
- fi
-fi
-# Get the latest full backup (if exists):
-local full_backup_glob_regex="$date_time_glob_regex-$full_backup_marker$backup_file_suffix"
-# Here things like 'find /path/to/dir -name '*.tar.gz' | sort' are used because
-# one cannot use bash globbing via commands like 'ls /path/to/dir/*.tar.gz'
-# because /usr/sbin/rear sets the nullglob bash option which leads to plain 'ls'
-# when '/path/to/dir/*.tar.gz' matches nothing (i.e. when no backup file exists)
-# so that then plain 'ls' would result nonsense.
-local latest_full_backup=$( find $backup_directory -name "$full_backup_glob_regex" | sort | tail -n1 )
-# A latest full backup is found:
-if test "$latest_full_backup" ; then
- local latest_full_backup_file_name=$( basename "$latest_full_backup" )
- # The full_or_incremental_backup_glob_regex is also needed below for non-"recover" WORKFLOWs
- # to set the right variables for creating an incremental backup:
- local full_or_incremental_backup_glob_regex="$date_time_glob_regex-[$full_backup_marker$incremental_backup_marker]$backup_file_suffix"
- # Code regarding creating a backup is useless during "rear recover" and
- # messages about creating a backup are misleading during "rear recover":
- if ! IsInArray $WORKFLOW ${recovery_workflows[@]} ; then
- # There is nothing to do here if it is already decided that
- # a full backup must be created (see "full backup day" above"):
- if ! test "full" = "$create_backup_type" ; then
- local latest_full_backup_date=$( echo $latest_full_backup_file_name | grep -o "$date_glob_regex" )
- local yyyymmdd_latest_full_backup=$( echo $latest_full_backup_date | tr -d '-' )
- # Check if the latest full backup is too old:
- if test $yyyymmdd_latest_full_backup -lt $yyyymmdd_max_days_ago ; then
- create_backup_type="full"
- LogPrint "Latest full backup date '$latest_full_backup_date' too old (more than $FULLBACKUP_OUTDATED_DAYS days ago) triggers new full backup"
- else
- # When a latest full backup is found that is not too old
- # a BACKUP_TYPE (incremental or differential) backup will be created:
- create_backup_type="$BACKUP_TYPE"
- LogPrint "Latest full backup found ($latest_full_backup_file_name) triggers $BACKUP_TYPE backup"
- fi
- fi
- else
- # This script is also run during "rear recover" where RESTORE_ARCHIVES must be set:
- case "$BACKUP_TYPE" in
- (incremental)
- # When a latest full backup is found use that plus all later incremental backups for restore:
- # The following command is a bit tricky:
- # It lists all YYYY-MM-DD-HHMM-F.tar.gz and all YYYY-MM-DD-HHMM-I.tar.gz files in the backup directory and sorts them
- # and finally it outputs only those that match the latest full backup file name and incremental backups that got sorted after that
- # where it is mandatory that the backup file names sort by date (i.e. date must be the leading part of the backup file names):
- RESTORE_ARCHIVES=( $( find $backup_directory -name "$full_or_incremental_backup_glob_regex" | sort | sed -n -e "/$latest_full_backup_file_name/,\$p" ) )
- ;;
- (differential)
- # For differential backup use the latest full backup plus the one latest differential backup for restore:
- # The following command is a bit tricky:
- # It lists all YYYY-MM-DD-HHMM-F.tar.gz and all YYYY-MM-DD-HHMM-D.tar.gz files in the backup directory and sorts them
- # then it outputs only those that match the latest full backup file name and all differential backups that got sorted after that
- # and then it outputs only the first line (i.e. the full backup) and the last line (i.e. the latest differential backup)
- # but when no differential backup exists (i.e. when only the full backup exists) the first line is also the last line
- # so that "sed -n -e '1p;$p'" outputs the full backup twice which is corrected by the final "sort -u":
- local full_or_differential_backup_glob_regex="$date_time_glob_regex-[$full_backup_marker$differential_backup_marker]$backup_file_suffix"
- RESTORE_ARCHIVES=( $( find $backup_directory -name "$full_or_differential_backup_glob_regex" | sort | sed -n -e "/$latest_full_backup_file_name/,\$p" | sed -n -e '1p;$p' | sort -u ) )
- ;;
- (*)
- BugError "Unexpected BACKUP_TYPE '$BACKUP_TYPE'"
- ;;
- esac
- # Tell the user what will be restored:
- local restore_archives_file_names=""
- for restore_archive in "${RESTORE_ARCHIVES[@]}" ; do
- restore_archives_file_names="$restore_archives_file_names $( basename "$restore_archive" )"
- done
- LogPrint "For backup restore using $restore_archives_file_names"
- fi
-# No latest full backup is found:
-else
- # Code regarding creating a backup is useless during "rear recover" and
- # messages about creating a backup are misleading during "rear recover":
- if ! IsInArray $WORKFLOW ${recovery_workflows[@]} ; then
- # If no latest full backup is found create one during "rear mkbackup":
- create_backup_type="full"
- LogPrint "No full backup found (YYYY-MM-DD-HHMM-F.tar.gz) triggers full backup"
- else
- # This script is also run during "rear recover" where RESTORE_ARCHIVES must be set:
- # If no latest full backup is found (i.e. no file name matches the YYYY-MM-DD-HHMM-F.tar.gz form)
- # fall back to what is done in case of normal (i.e. non-incremental/non-differential) backup
- # and hope for the best (i.e. that a backup_directory/backup_file_name actually exists).
- # In case of normal (i.e. non-incremental/non-differential) backup there is only one restore archive
- # and its name is the same as the backup archive (usually 'backup.tar.gz').
- # This is only a fallback setting to be more on the safe side for "rear recover".
- # Initially for the very fist run of incremental backup during "rear mkbackup"
- # a full backup file of the YYYY-MM-DD-HHMM-F.tar.gz form will be created.
- RESTORE_ARCHIVES=( "$backup_directory/$backup_file_name" )
- LogPrint "Using $backup_file_name for backup restore"
- fi
-fi
-# Code regarding creating a backup is useless during "rear recover" and
-# messages about creating a backup are misleading during "rear recover":
-if ! IsInArray $WORKFLOW ${recovery_workflows[@]} ; then
- # Set the right variables for creating a backup (but do not actually do anything at this point):
- case "$create_backup_type" in
- (full)
- local new_full_backup_file_name="$current_yyyy_mm_dd-$current_hhmm-$full_backup_marker$backup_file_suffix"
- backuparchive="$backup_directory/$new_full_backup_file_name"
- BACKUP_PROG_CREATE_NEWER_OPTIONS="-V $new_full_backup_file_name"
- LogPrint "Performing full backup using backup archive '$new_full_backup_file_name'"
- ;;
- (incremental)
- local new_incremental_backup_file_name="$current_yyyy_mm_dd-$current_hhmm-$incremental_backup_marker$backup_file_suffix"
- backuparchive="$backup_directory/$new_incremental_backup_file_name"
- # Get the latest latest incremental backup that is based on the latest full backup (if exists):
- local incremental_backup_glob_regex="$date_time_glob_regex-$incremental_backup_marker$backup_file_suffix"
- # First get the latest full backup plus all later incremental backups (cf. how RESTORE_ARCHIVES is set in case of incremental backup)
- # then grep only the incremental backups and from the incremental backups use only the last one (if exists):
- local latest_incremental_backup=$( find $backup_directory -name "$full_or_incremental_backup_glob_regex" | sort | sed -n -e "/$latest_full_backup_file_name/,\$p" | grep "$incremental_backup_glob_regex" | tail -n1 )
- if test "$latest_incremental_backup" ; then
- # A latest incremental backup that is based on the latest full backup is found:
- local latest_incremental_backup_file_name=$( basename $latest_incremental_backup )
- LogPrint "Latest incremental backup found ($latest_incremental_backup_file_name) that is newer than the latest full backup"
- local latest_incremental_backup_date=$( echo $latest_incremental_backup_file_name | grep -o "$date_glob_regex" )
- BACKUP_PROG_CREATE_NEWER_OPTIONS="--newer=$latest_incremental_backup_date -V $latest_incremental_backup_file_name"
- LogPrint "Performing incremental backup for files newer than $latest_incremental_backup_date using backup archive '$new_incremental_backup_file_name'"
- else
- # When there is not yet an incremental backup that is based on the latest full backup
- # the new created incremental backup must be based on the latest full backup:
- BACKUP_PROG_CREATE_NEWER_OPTIONS="--newer=$latest_full_backup_date -V $latest_full_backup_file_name"
- LogPrint "Performing incremental backup for files newer than $latest_full_backup_date using backup archive '$new_incremental_backup_file_name'"
- fi
- ;;
- (differential)
- local new_differential_backup_file_name="$current_yyyy_mm_dd-$current_hhmm-$differential_backup_marker$backup_file_suffix"
- backuparchive="$backup_directory/$new_differential_backup_file_name"
- BACKUP_PROG_CREATE_NEWER_OPTIONS="--newer=$latest_full_backup_date -V $latest_full_backup_file_name"
- LogPrint "Performing differential backup for files newer than $latest_full_backup_date using backup archive '$new_differential_backup_file_name'"
- ;;
- (*)
- BugError "Unexpected create_backup_type '$create_backup_type'"
- ;;
- esac
-fi
-# Go back from "set -e -u -o pipefail" to the defaults:
-apply_bash_flags_and_options_commands "$DEFAULT_BASH_FLAGS_AND_OPTIONS_COMMANDS"
-
diff --git a/usr/share/rear/verify/YUM/default/070_set_backup_archive.sh b/usr/share/rear/verify/YUM/default/070_set_backup_archive.sh
new file mode 120000
index 00000000..b8de3d9e
--- /dev/null
+++ b/usr/share/rear/verify/YUM/default/070_set_backup_archive.sh
@@ -0,0 +1 @@
+../../../prep/YUM/default/070_set_backup_archive.sh
\ No newline at end of file
diff --git a/usr/share/rear/verify/YUM/default/980_umount_YUM_dir.sh b/usr/share/rear/verify/YUM/default/980_umount_YUM_dir.sh
deleted file mode 100644
index dc719e38..00000000
--- a/usr/share/rear/verify/YUM/default/980_umount_YUM_dir.sh
+++ /dev/null
@@ -1,14 +0,0 @@
-# Copied from ../../../backup/NETFS/default/980_umount_NETFS_dir.sh for YUM
-# umount NETFS mountpoint
-
-if [[ "$BACKUP_UMOUNTCMD" ]] ; then
- BACKUP_URL="var://BACKUP_UMOUNTCMD"
-fi
-
-umount_url $BACKUP_URL $BUILD_DIR/outputfs
-
-rmdir $v $BUILD_DIR/outputfs >&2
-if [[ $? -eq 0 ]] ; then
- # the argument to RemoveExitTask has to be identical to the one given to AddExitTask
- RemoveExitTask "rmdir $v $BUILD_DIR/outputfs >&2"
-fi
diff --git a/usr/share/rear/verify/YUM/default/980_umount_YUM_dir.sh b/usr/share/rear/verify/YUM/default/980_umount_YUM_dir.sh
new file mode 120000
index 00000000..ada5ea50
--- /dev/null
+++ b/usr/share/rear/verify/YUM/default/980_umount_YUM_dir.sh
@@ -0,0 +1 @@
+../../../restore/YUM/default/980_umount_YUM_dir.sh
\ No newline at end of file