96 lines
2.6 KiB
Bash
Executable File
96 lines
2.6 KiB
Bash
Executable File
#!/bin/bash
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# set -e
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# source job.conf
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BACKUP_DIR=/backups
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CONFIG_DIR=/config
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SSH_CF_DIR=/root/.ssh
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gen_config(){
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[ ! -f "$SSH_CF_DIR/id_rsa" ] && ssh-keygen -t rsa -b 4096 -f "$SSH_CF_DIR/id_rsa" -q -C "rdiff-backup-dockerized @ ${SSH_KEY_MARKER}" && chmod go-rwx $SSH_CF_DIR/id_rsa
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if [ ! -f "$SSH_CF_DIR/config" ]; then
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echo 'Host *' > "$SSH_CF_DIR/config"
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echo ' StrictHostKeyChecking no' >> "$SSH_CF_DIR/config"
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# echo ' UserKnownHostsFile=/dev/null' >> "$SSH_CF_DIR/config"
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chmod go-rwx $SSH_CF_DIR/config
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fi
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[ ! -f "$CONFIG_DIR/example_conf.sh" ] && cp /example_conf.sh "$CONFIG_DIR/example_conf.sh"
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}
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backup(){
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#Konfiguration resetten
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source "/reset-conf.sh"
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echo Start backup $1
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echo ==================================================
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# neue Konfiguration lesen
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source "$CONFIG_DIR/$1"
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# SCHRITT 1:
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# sichern der MySQL-Datenbanken auf dem remote host
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# es muss auf dem remote host genug Platz auf der Festplatte geben damit Dump erfolgen kann!
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if [ ${#MYSQL_DB[@]} -gt 0 ]
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then
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[ "$MYSQL_DUMP_DIR" != "" ] && [ "$MYSQL_DUMP_DIR" != "/" ] && ssh ${REMOTE_USER}@${REMOTE_HOST} "[ ! -d \"$MYSQL_DUMP_DIR\" ] && mkdir -p \"$MYSQL_DUMP_DIR\""
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for db in "${MYSQL_DB[@]}"
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do
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ssh ${REMOTE_USER}@${REMOTE_HOST} "mysqldump -u \"$MYSQL_USER\" \"-p$MYSQL_PASS\" --add-drop-database --routines --single-transaction \"$db\" > \"$MYSQL_DUMP_DIR/$db.sql\""
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done
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# Ordner mit SQL-Dateien in die Sicherung aufnehmen
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FOLDERS[${#MYSQL_DB[@]}]="$MYSQL_DUMP_DIR"
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fi
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# SCHRITT 2:
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# die Sicherung der Ordner (inklusive der SQL-Dump)
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for dir in "${FOLDERS[@]}"
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do
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# prüfen ob das backup-ordner existiert ...
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if [ ! -d "$BACKUP_DIR/${REMOTE_HOST}${dir}" ];
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then
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# ... und gegebenfals anlegen
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mkdir -p "$BACKUP_DIR/${REMOTE_HOST}${dir}"
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fi
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# die eigentliche Sicherung ...
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rdiff-backup --exclude-special-files "${REMOTE_USER}@${REMOTE_HOST}::${dir}" "$BACKUP_DIR/${REMOTE_HOST}${dir}"
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# alle Sicherungen die älter als $DELETE_OLD_FILES löschen
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rdiff-backup --remove-older-than $DELETE_OLD_FILES --force "$BACKUP_DIR/${REMOTE_HOST}${dir}"
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done
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# SCHRITT 3:
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# die SQL-Dateien vom remote host wieder löschen
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if [ ${#MYSQL_DB[@]} -gt 0 ]
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then
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[ "$MYSQL_DUMP_DIR" != "" ] && [ "$MYSQL_DUMP_DIR" != "/" ] && ssh ${REMOTE_USER}@${REMOTE_HOST} "rm -rf \"$MYSQL_DUMP_DIR/\"*.sql"
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fi
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echo " "
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echo " "
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}
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# ACHTUNG NOCH NICHT FERTIG !!
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restore(){
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for dir in "${FOLDERS[@]}"
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do
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rdiff-backup -r now "$BACKUP_DIR/${REMOTE_HOST}${dir}" "${REMOTE_USER}@${REMOTE_HOST}::${dir}"
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done
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}
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if [ "$1" == "--gen-config" ]; then
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gen_config
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elif [ "$1" == "--backup" ]; then
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backup "$2"
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else
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echo "nichts zu tun?"
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fi
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