Differences

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--- en:backup:server [2022/02/25 21:29] – [rsync] added borg link in alert info dan
+++ en:backup:server [2022/02/26 07:34] – [Server & desktop backup solutions] Added information about how long a backup will take. dan
@@ Line 1: / Line 1: @@
 ====== Server & desktop backup solutions ======
+The first backup of the two options takes a while. The following ones are much faster, but it depends on how much you change. Only the changes are saved.
 ===== rsync =====
@@ Line 9: / Line 9: @@
 <alert type="danger" icon="fa fa-warning">This backup solution is only recommended for an internal network. Use an encrypted backup method with [[en:backup:server#borg|borg]] instead.</alert>
+==== Dependencies ====
+The script needs ''inetutils'' for ''hostname'' command.
+<code>
+pacman -S inetutils
+</code>
 ==== Credentials ====
@@ Line 17: / Line 26: @@
 </code>
+==== Script ====
-=== Server ===
-== Script ==
 Add your details for ''DAEMONUSER=""'' and ''DAEMONHOST=""''.
+<code>
+nano /root/rsnapbackup.sh
+</code>
 <code>
 #!/bin/sh
@@ Line 40: / Line 48: @@
 DAEMONUSER=""
 DAEMONHOST=""
+HOSTNAME=$(hostname)
 MINCHANGES=1
@@ Line 68: / Line 77: @@
 fi
+rsync -avAXHP --delete --password-file=/etc/rsyncd.password $SNAP rsync://$DAEMONUSER@$DAEMONHOST/archive/backup/$HOSTNAME
-rsync -avAXHP --delete --password-file=/etc/rsyncd.password $SNAP rsync://$DAEMONUSER@$DAEMONHOST/archive/backup/server/root
+</code>
+<code>
+chmod +x /root/rsnapbackup.sh
 </code>
-== Exclude folder and files ==
+=== Exclude folder and files ===
-This is an example and widely used as a starting point for a server. Add anything you don't need to backup.
+This is an example. Add anything you don't need to backup. And change home ''$USER''.
 <code>
-backup-filter.rule
+nano /root/backup-filter.rule
 </code>
 <code>
@@ Line 88: / Line 99: @@
 /mnt/*
 /media/*
-/home/*
-/root/backup/*
 /lost+found
+# root user
+/root/backup/*
+/root/.cache/*
+# Home user
+/home/$USER/.cache/*
 </code>
-=== Desktop (home) ===
+===== borg =====
-== Script ==
+<alert type="info" icon="fa fa-wrench">Work in progress</alert>
-Add your details for ''DAEMONUSER=""'' and ''DAEMONHOST=""''.
+Follow our [[en:server:services:borg|borg]] tutorial first.
-<code>
+The snapshots are stored remotely via ssh.
-#!/bin/sh
-## Based on:
-## my own rsync-based snapshot-style backup procedure
-## (cc) marcio rps AT gmail.com
-# config vars
+===== Crontab =====
-real_user=$SUDO_USER
+Follow our [[en:server:services:crontab|crontab]] tutorial first and add the following for your root user:
-SRC="/home/$real_user/"
+<code>
-SNAP="/home/$real_user/backup/"
+@daily /root/rsnapbackup.sh
-OPTS="-rltgoiP --delay-updates --delete --chmod=a-w"
-EXCL="--exclude-from=/home/$real_user/backup-filter.rule"
-DAEMONUSER=""
-DAEMONHOST=""
-MINCHANGES=1
-# run this process with real low priority
-ionice -c 3 -p $$
-renice +12  -p $$
-# sync
-rsync $OPTS $EXCL $SRC $SNAP/latest >> $SNAP/rsync.log
-# check if enough has changed and if so
-# make a hardlinked copy named as the date
-COUNT=$( wc -l $SNAP/rsync.log|cut -d" " -f1 )
-if [ $COUNT -gt $MINCHANGES ] ; then
-        DATETAG=$(date +%Y-%m-%d-%H:%M)
-        if [ ! -e $SNAP/$DATETAG ] ; then
-                cp -al $SNAP/latest $SNAP/$DATETAG
-                chmod u+w $SNAP/$DATETAG
-                mv $SNAP/rsync.log $SNAP/$DATETAG
-               chmod u-w $SNAP/$DATETAG
-         fi
-fi
-rsync -avAXHP --delete --password-file=/etc/rsyncd.password $SNAP rsync://$DAEMONUSER@$DAEMONHOST/archive/backup/server/$real_user
 </code>
+  * ''@yearly''
+  * ''@annually''
+  * ''@monthly''
+  * ''@weekly''
+  * ''@daily''
+  * ''@hourly''
+  * ''@reboot''
-== Exclude folder and files ==
-This is an example. Add anything you don't need to backup.
-<code>
-backup-filter.rule
-</code>
-<code>
-backup/
-.cache/
-</code>