Die Struktur geändert um künftig mehrere Server in einem Ruth zu sichern

Change-Id: If82413b0b88b04028459ef329cd3151d38ed7966
2018-01-06 11:04:08 +01:00
parent c10bbf7d76
commit 7a2c0ba143
5 changed files with 102 additions and 15 deletions
@@ -0,0 +1,95 @@
+#!/bin/bash
+
+# set -e
+
+# source job.conf
+BACKUP_DIR=/backups
+CONFIG_DIR=/config
+SSH_CF_DIR=/root/.ssh
+
+gen_config(){
+ 	[ ! -f "$SSH_CF_DIR/id_rsa" ] && ssh-keygen -t rsa -b 4096 -f "$SSH_CF_DIR/id_rsa" -q -C "rdiff-backup-dockerized @ ${SSH_KEY_MARKER}"
+	
+	if [ ! -f "$SSH_CF_DIR/config" ]; then
+		echo 'Host *' > "$SSH_CF_DIR/config"
+		echo '   StrictHostKeyChecking no' >> "$SSH_CF_DIR/config"
+		# echo '   UserKnownHostsFile=/dev/null' >> "$SSH_CF_DIR/config"
+		
+		chmod go-rwx $SSH_CF_DIR/config
+	fi
+	
+	[ ! -f "$CONFIG_DIR/example_conf.sh" ] && cp /example_conf.sh "$CONFIG_DIR/example_conf.sh"
+}
+
+backup(){
+	#Konfiguration resetten
+	source "/reset-conf.sh"
+	
+	echo Start backup $1 
+	echo ==================================================
+	
+	# neue Konfiguration lesen
+	source "$CONFIG_DIR/$1"
+	
+	# SCHRITT 1:
+	# sichern der MySQL-Datenbanken auf dem remote host
+	# es muss auf dem remote host genug Platz auf der Festplatte geben damit Dump erfolgen kann!
+	
+	if [  ${#MYSQL_DB[@]} -gt 0 ]
+	then
+		[ "$MYSQL_DUMP_DIR" != "" ] && [ "$MYSQL_DUMP_DIR" != "/" ] && ssh ${REMOTE_USER}@${REMOTE_HOST} "[ ! -d \"$MYSQL_DUMP_DIR\" ] && mkdir -p \"$MYSQL_DUMP_DIR\""
+		
+		for db in "${MYSQL_DB[@]}"
+		do
+			ssh ${REMOTE_USER}@${REMOTE_HOST} "mysqldump -u \"$MYSQL_USER\" \"-p$MYSQL_PASS\" --add-drop-database --routines --single-transaction \"$db\" > \"$MYSQL_DUMP_DIR/$db.sql\""
+		done
+	
+		# Ordner mit SQL-Dateien in die Sicherung aufnehmen
+		FOLDERS[${#MYSQL_DB[@]}]="$MYSQL_DUMP_DIR"
+	fi
+
+	# SCHRITT 2:
+	# die Sicherung der Ordner (inklusive der SQL-Dump)
+	for dir in "${FOLDERS[@]}"
+	do
+		# prüfen ob das backup-ordner existiert ...
+		if [ ! -d "$BACKUP_DIR/${REMOTE_HOST}${dir}" ];
+		then
+			# ... und gegebenfals anlegen
+			mkdir -p "$BACKUP_DIR/${REMOTE_HOST}${dir}"
+		fi
+		
+		# die eigentliche Sicherung ...	
+		rdiff-backup --exclude-special-files "${REMOTE_USER}@${REMOTE_HOST}::${dir}" "$BACKUP_DIR/${REMOTE_HOST}${dir}"
+		
+		# alle Sicherungen die älter als $DELETE_OLD_FILES löschen
+		rdiff-backup --remove-older-than $DELETE_OLD_FILES --force "$BACKUP_DIR/${REMOTE_HOST}${dir}"
+	done
+	
+	# SCHRITT 3: 
+	# die SQL-Dateien vom remote host wieder löschen 
+	if [  ${#MYSQL_DB[@]} -gt 0 ]
+	then
+		[ "$MYSQL_DUMP_DIR" != "" ] && [ "$MYSQL_DUMP_DIR" != "/" ] && ssh ${REMOTE_USER}@${REMOTE_HOST} "rm -rf \"$MYSQL_DUMP_DIR/\"*.sql"
+	fi
+	echo " "
+	echo " " 
+}
+
+
+# ACHTUNG NOCH NICHT FERTIG !!
+restore(){
+	for dir in "${FOLDERS[@]}"
+	do
+		rdiff-backup -r now "$BACKUP_DIR/${REMOTE_HOST}${dir}" "${REMOTE_USER}@${REMOTE_HOST}::${dir}"
+	done
+}
+
+if [ "$1" == "--gen-config" ]; then
+	gen_config
+elif [ "$1" == "--backup" ]; then
+	backup "$2"
+else
+	echo "nichts zu tun?"
+fi	
+