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Sort fn_find_backups newest first.

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Robert Bruce Park 2013-11-26 12:41:42 -08:00
parent 9ece9fbec3
commit 08d090f19c
1 changed files with 6 additions and 6 deletions
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12
rsync_tmbackup.sh
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@ -40,7 +40,7 @@ fn_parse_date() {
} }
fn_find_backups() { fn_find_backups() {
find "$DEST_FOLDER" -type d -name "????-??-??-??????" -prune find "$DEST_FOLDER" -type d -name "????-??-??-??????" -prune | sort -r
} }
fn_expire_backup() { fn_expire_backup() {
@ -108,7 +108,7 @@ export IFS=$'\n' # Better for handling spaces in filenames.
PROFILE_FOLDER="$HOME/.rsync_tmbackup" PROFILE_FOLDER="$HOME/.rsync_tmbackup"
LOG_FILE="$PROFILE_FOLDER/$NOW.log" LOG_FILE="$PROFILE_FOLDER/$NOW.log"
DEST=$DEST_FOLDER/$NOW DEST=$DEST_FOLDER/$NOW
PREVIOUS_DEST=$(fn_find_backups | sort | tail -n 1) PREVIOUS_DEST=$(fn_find_backups | head -n 1)
INPROGRESS_FILE=$DEST_FOLDER/backup.inprogress INPROGRESS_FILE=$DEST_FOLDER/backup.inprogress
# ----------------------------------------------------------------------------- # -----------------------------------------------------------------------------
@ -129,10 +129,10 @@ if [ -f "$INPROGRESS_FILE" ]; then
# - Last backup is moved to current backup folder so that it can be resumed. # - Last backup is moved to current backup folder so that it can be resumed.
# - 2nd to last backup becomes last backup. # - 2nd to last backup becomes last backup.
fn_log_info "$INPROGRESS_FILE already exists - the previous backup failed or was interrupted. Backup will resume from there." fn_log_info "$INPROGRESS_FILE already exists - the previous backup failed or was interrupted. Backup will resume from there."
LINE_COUNT=$(fn_find_backups | sort | tail -n 2 | wc -l) LINE_COUNT=$(fn_find_backups | wc -l)
mv -- "$PREVIOUS_DEST" "$DEST" mv -- "$PREVIOUS_DEST" "$DEST"
if [ "$LINE_COUNT" -gt 1 ]; then if [ "$LINE_COUNT" -gt 1 ]; then
PREVIOUS_PREVIOUS_DEST=$(fn_find_backups | sort | tail -n 2 | head -n 1) PREVIOUS_PREVIOUS_DEST=$(fn_find_backups | sed -n '2p')
PREVIOUS_DEST=$PREVIOUS_PREVIOUS_DEST PREVIOUS_DEST=$PREVIOUS_PREVIOUS_DEST
else else
PREVIOUS_DEST="" PREVIOUS_DEST=""
@ -173,7 +173,7 @@ while [ "1" ]; do
# Default value for $prev ensures that the most recent backup is never deleted. # Default value for $prev ensures that the most recent backup is never deleted.
prev="0000-00-00-000000" prev="0000-00-00-000000"
for fname in $(fn_find_backups | sort -r); do for fname in $(fn_find_backups); do
date=$(basename "$fname") date=$(basename "$fname")
stamp=$(fn_parse_date $date) stamp=$(fn_parse_date $date)
@ -262,7 +262,7 @@ while [ "1" ]; do
exit 1 exit 1
fi fi
OLD_BACKUP_PATH=$(fn_find_backups | head -n 1) OLD_BACKUP_PATH=$(fn_find_backups | tail -n 1)
if [ "$OLD_BACKUP_PATH" == "" ]; then if [ "$OLD_BACKUP_PATH" == "" ]; then
fn_log_error "No space left on device, and cannot get path to oldest backup to delete." fn_log_error "No space left on device, and cannot get path to oldest backup to delete."
exit 1 exit 1