Added config file upgrade script to v2

upgrade-v1.x-2.x.sh

@@ -0,0 +1,112 @@
+#!/usr/bin/env bash
+
+PROGRAM="obackup config file upgrade script"
+SUBPROGRAM="obackup"
+AUTHOR="(L) 2015 by Orsiris \"Ozy\" de Jong"
+CONTACT="http://www.netpower.fr/obacup - ozy@netpower.fr"
+OLD_PROGRAM_VERSION="v1.x"
+NEW_PROGRAM_VERSION="v2.x"
+PROGRAM_BUILD=2015111601
+
+function Usage {
+	echo "$PROGRAM $PROGRAM_BUILD"
+	echo $AUTHOR
+	echo $CONTACT
+	echo ""
+	echo "This script migrates $SUBPROGRAM $OLD_PROGRAM_VERSION config files to $NEW_PROGRAM_VERSION."
+	echo ""
+	echo "Usage: $0 /path/to/config_file.conf"
+	exit 128
+}
+
+function LoadConfigFile {
+	local config_file="${1}"
+
+	if [ ! -f "$config_file" ]; then
+		echo "Cannot load configuration file [$config_file]. Sync cannot start."
+		exit 1
+	elif [[ "$1" != *".conf" ]]; then
+		echo "Wrong configuration file supplied [$config_file]. Sync cannot start."
+		exit 1
+	else
+		egrep '^#|^[^ ]*=[^;&]*'  "$config_file" > "./$SUBPROGRAM.$FUNCNAME.$$"
+		source "./$SUBPROGRAM.$FUNCNAME.$$"
+		rm -f "./$SUBPROGRAM.$FUNCNAME.$$"
+	fi
+}
+
+function RewriteConfigFiles {
+	local config_file="${1}"
+
+	if ! grep "BACKUP_ID=" $config_file > /dev/null; then
+		echo "File [$config_file] does not seem to be a obackup v1 config file."
+		exit 1
+	fi
+
+	echo "Backing up [$config_file] as [$config_file.save]"
+	cp --preserve "$config_file" "$config_file.save"
+	if [ $? != 0 ]; then
+		echo "Cannot backup config file."
+		exit 1
+	fi
+
+	echo "Rewriting config file $config_file"
+
+	sed -i 's/BACKUP_ID=/INSTANCE_ID=/g' "$config_file"
+	sed -i 's/BACKUP_SQL=/SQL_BACKUP=/g' "$config_file"
+	sed -i 's/BACKUP_FILES=/FILE_BACKUP=/g' "$config_file"
+	sed -i 's/LOCAL_SQL_STORAGE=/SQL_STORAGE=/g' "$config_file"
+	sed -i 's/LOCAL_FILE_STORAGE=/FILE_STORAGE=/g' "$config_file"
+	sed -i '/FILE_STORAGE=*/a ENCRYPTION=no' "$config_file"
+	sed -i 's/DISABLE_GET_BACKUP_FILE_SIZE=no/GET_BACKUP_SIZE=yes/g' "$config_file"
+	sed -i 's/DISABLE_GET_BACKUP_FILE_SIZE=yes/GET_BACKUP_SIZE=no/g' "$config_file"
+	sed -i 's/LOCAL_STORAGE_KEEP_ABSOLUTE_PATHS=/KEEP_ABSOLUTE_PATHS=/g' "$config_file"
+	sed -i 's/LOCAL_STORAGE_WARN_MIN_SPACE=/SQL_WARN_MIN_SPACE=/g' "$config_file"
+	VALUE=$(cat $config_file | grep "SQL_WARN_MIN_SPACE=")
+	VALUE=${VALUE#*=}
+	sed -i '/SQL_WARN_MIN_SPACE=*/a FILE_WARN_MIN_SPACE='$VALUE "$config_file"
+	# Add encryption
+	sed -i 's/DIRECTORIES_SIMPLE_LIST=/DIRECTORY_LIST=/g' "$config_file"
+	sed -i 's/DIRECTORIES_RECURSE_LIST=/RECURSIVE_DIRECTORY_LIST=/g' "$config_file"
+	sed -i 's/DIRECTORIES_RECURSE_EXCLUDE_LIST=/RECURSIVE_EXCLUDE_LIST=/g' "$config_file"
+	sed -i 's/ROTATE_BACKUPS=/ROTATE_SQL_BACKUPS=/g' "$config_file"
+	VALUE=$(cat $config_file | grep "ROTATE_SQL_BACKUPS=")
+	VALUE=${VALUE#*=}
+	sed -i '/ROTATE_SQL_BACKUPS=*/a ROTATE_FILE_BACKUPS='$VALUE "$config_file"
+	sed -i 's/ROTATE_COPIES=/ROTATE_SQL_COPIES=/g' "$config_file"
+	VALUE=$(cat $config_file | grep "ROTATE_SQL_COPIES=")
+	VALUE=${VALUE#*=}
+	sed -i '/ROTATE_SQL_COPIES=*/a ROTATE_FILE_COPIES='$VALUE "$config_file"
+
+	REMOTE_BACKUP=$(cat $config_file | grep "REMOTE_BACKUP=")
+	REMOTE_BACKUP=${REMOTE_BACKUP#*=}
+	if [ "$REMOTE_BACKUP" == "yes" ]; then
+		REMOTE_USER=$(cat $config_file | grep "REMOTE_USER=")
+		REMOTE_USER=${REMOTE_USER#*=}
+		REMOTE_HOST=$(cat $config_file | grep "REMOTE_HOST=")
+		REMOTE_HOST=${REMOTE_HOST#*=}
+		REMOTE_PORT=$(cat $config_file | grep "REMOTE_PORT=")
+		REMOTE_PORT=${REMOTE_PORT#*=}
+
+		REMOTE_SYSTEM_URI="ssh://$REMOTE_USER@$REMOTE_HOST:$REMOTE_PORT/"
+
+		sed -i 's#REMOTE_BACKUP=yes#REMOTE_SYSTEM_URI='$REMOTE_SYSTEM_URI'#g' "$config_file"
+		sed -i '/REMOTE_USER=*/d' "$config_file"
+		sed -i '/REMOTE_HOST=*/d' "$config_file"
+		sed -i '/REMOTE_PORT=*/d' "$config_file"
+
+		sed -i '/INSTANCE_ID=*/a BACKUP_TYPE=pull' "$config_file"
+	else
+		sed -i '/INSTANCE_ID=*/a BACKUP_TYPE=local' "$config_file"
+	fi
+}
+
+if [ "$1" != "" ] && [ -f "$1" ] && [ -w "$1" ]; then
+	CONF_FILE="$1"
+	# Make sure there is no ending slash
+	CONF_FILE="${CONF_FILE%/}"
+	LoadConfigFile "$CONF_FILE"
+	RewriteConfigFiles "$CONF_FILE"
+else
+	Usage
+fi