INIT

.gitignore

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+config
+software.list
+backup.log
+id_backup
+data/

after.sh

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+#! /bin/bash
+
+##
+## Send mail to admin
+##
+
+#mail -a "From: "$HOST" Backup <"$HOST"@server.de>" -s "Backup | "$HOST $MAIL < $LOG
+
+if [ ${global_exit} -ne 0 ];
+then
+	echo ${global_exit}
+#	curl -X  POST 'https://api.telegram.org/bot$TELEGRAM_API_TOKEN/sendMessage?chat_id=$TELEGRAM_CHAT_ID&text="$(cat $LOG)"'
+	wget "https://api.telegram.org/bot$TELEGRAM_API_TOKEN/sendMessage" --post-data="chat_id=$TELEGRAM_CHAT_ID&text='$(cat $LOG)'"
+fi

before.sh

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+#! /bin/bash
+
+##
+## Create list of installed software
+##
+
+dpkg --get-selections > $DIR_DATA/software.list
+
+##
+## Create database dumps
+##
+
+#echo "Creating database dumps ..."
+#/bin/bash /root/backup/dbdump.sh
+

config.exp

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+REPOSITORY="ssh://borg@backupserver:22/media/hdd/backup"
+PASSPHRASE=""
+TELEGRAM_API_TOKEN=""
+TELEGRAM_CHAT_ID="@..."
+

run.sh

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+#!/bin/bash
+
+##
+## Save backup to directory named after hostname
+##
+
+DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null && pwd )"
+DIR_DATA=$DIR"/data"
+
+# load config
+. $DIR/config
+
+LOG=$DIR"/backup.log"
+export BORG_REPO=$REPOSITORY
+export BORG_PASSPHRASE=$PASSPHRASE
+export BORG_RSH="ssh -i $DIR/id_backup"
+
+##
+## Write output to logfile
+##
+
+exec > >(tee -i ${LOG})
+exec 2>&1
+
+# some helpers and error handling:
+info() { printf "\n%s %s\n\n" "$( date )" "$*" >&2; }
+trap 'echo $( date ) Backup interrupted >&2; exit 2' INT TERM
+
+echo "###### Starting backup on $(date) ######"
+
+. $DIR/before.sh
+
+##
+## Sync backup data
+##
+
+echo "Syncing backup files ..."
+borg create 						\
+	--verbose 					\
+	--filter AME 					\
+	--list						\
+	--stats				                \
+	--show-rc					\
+	--compression lz4				\
+	--exclude-caches                		\
+	--exclude '/home/*/.cache/*'    		\
+    	--exclude '/var/cache/*'        		\
+    	--exclude '/var/tmp/*'			        \
+                                    			\
+    	::'{hostname}-{now}' 	        		\
+    	/etc                                            \
+    	/home	                                        \
+     	/root   	                                \
+   	/var    	                                \
+	$DIR_DATA					\
+    	/media/data/live
+
+backup_exit=$?
+
+echo "###### Finished backup on $(date) ######"
+
+echo "###### Pruning repository on $(date) ######"
+
+# Use the `prune` subcommand to maintain 7 daily, 4 weekly and 6 monthly
+# archives of THIS machine. The '{hostname}-' prefix is very important to
+# limit prune's operation to this machine's archives and not apply to
+# other machines' archives also:
+
+borg prune                          \
+    --list                          \
+    --prefix '{hostname}-'          \
+    --show-rc                       \
+    --keep-daily    7               \
+    --keep-weekly   4               \
+    --keep-monthly  6               \
+
+prune_exit=$?
+
+echo "###### Finished pruning on $(date) ######"
+
+# use highest exit code as global exit code
+global_exit=$(( backup_exit > prune_exit ? backup_exit : prune_exit ))
+
+if [ ${global_exit} -eq 1 ];
+then
+    echo "Backup and/or Prune finished with a warning"
+fi
+
+if [ ${global_exit} -gt 1 ];
+then
+    echo "Backup and/or Prune finished with an error"
+fi
+
+. $DIR/after.sh
+
+exit ${global_exit}
+