diff options
| -rwxr-xr-x | daily-snapshot.sh | 25 | ||||
| -rwxr-xr-x | hourly-backup.sh | 13 |
2 files changed, 38 insertions, 0 deletions
diff --git a/daily-snapshot.sh b/daily-snapshot.sh new file mode 100755 index 0000000..cb8e0b6 --- /dev/null +++ b/daily-snapshot.sh @@ -0,0 +1,25 @@ +#!/bin/bash +# +# This script will gzip /mnt/backup/live/ +# This script assumes /mnt/backup/snapshots/ is where we want to store archives +# This script will only keep 7 days worth of archives +# -- if you want to change this just change `MAX_BACKUPS` +# +# My personal setup: +# -- has this running daily with cron at 00:30z +# -- mounts /mnt/backup to it's own specific NFS share configured for the host +# + +MAX_BACKUPS=7 + +tar -czf "/mnt/backup/snapshots/gwaine.snapshot.`date + "%FT%H%M%S"`.tar.gz" -C /mnt/backup/live . + +COUNT=$(ls -1 /mnt/backup/snapshots/*.tar.gz 2>/dev/null | wc -l) + +if [ "$COUNT" -gt $MAX_BACKUPS]; then + # why not just delete the oldest file only Trey??? + # well I'll tell you why! If I want to change MAX_BACKUPS from 7 to 3 + # I'll have a whole bunch of extra archives I don't want to keep + EXTRA=$((COUNT - MAX_BACKUPS)) + ls -1T /mnt/backup/snapshots/*.tar.gz | tail -n "$EXTRA" | xargs rm -f +fi diff --git a/hourly-backup.sh b/hourly-backup.sh new file mode 100755 index 0000000..8fee9c0 --- /dev/null +++ b/hourly-backup.sh @@ -0,0 +1,13 @@ +#!/bin/bash +# +# This script will rsync the entire filesystem to /mnt/backup/live/ +# This script assumes /mnt/backup/live/ is where we want to backup files +# +# My personal setup: +# -- has this running hourly with cron +# -- mounts /mnt/backup to it's own specific NFS share configured for the host +# +# !! WARNING SLOW FIRST RUN !! +# the first run will be slow so run this first before setting up the hourly job + +rsync -a /* /mnt/backup/live/ --delete |