check file before copying

ipsec/backup.sh

@@ -128,26 +128,40 @@ fi
 # restore files
 echo -e "echo \"Restoring configs...\"" >>$UNINSTALL_SCRIPT
 if [[ -n "$(which pppd)" ]]; then
+	if [ -e "$DIR/options.xl2tpd" ]; then
 		echo -e "cp -i \"\$DIR/options.xl2tpd\" $PPPCONFIG" >>$UNINSTALL_SCRIPT
+	fi
+	if [ -e "$DIR/chap-secrets" ]; then
 		echo -e "cp -i \"\$DIR/chap-secrets\" $CHAPSECRETS" >>$UNINSTALL_SCRIPT
 	fi
+fi
 if [[ -n "$(which xl2tpd)" ]]; then
+	if [ -e "$DIR/xl2tpd.conf" ]; then
 		echo -e "cp -i \"\$DIR/xl2tpd.conf\" $XL2TPDCONFIG" >>$UNINSTALL_SCRIPT
 	fi
+fi
 
 if [ "$PLATFORM" == "$CENTOSPLATFORM" ]; then
 	if [[ -n "$(which strongswan)" ]]; then
+		if [ -e "$DIR/ipsec.secrets" ]; then
 			echo -e "cp -i \"\$DIR/ipsec.secrets\" $SECRETSFILE" >>$UNINSTALL_SCRIPT
+		fi
+		if [ -e "$DIR/ipsec.conf" ]; then
 			echo -e "cp -i \"\$DIR/ipsec.conf\" $IPSECCONFIG" >>$UNINSTALL_SCRIPT
 		fi
 	fi
+fi
 
 if [ "$PLATFORM" == "$DEBIANPLATFORM" ]; then
 	if [[ -n "$(which ipsec)" ]]; then
+		if [ -e "$DIR/ipsec.secrets" ]; then
 			echo -e "cp -i \"\$DIR/ipsec.secrets\" $SECRETSFILE" >>$UNINSTALL_SCRIPT
+		fi
+		if [ -e "$DIR/ipsec.conf" ]; then
 			echo -e "cp -i \"\$DIR/ipsec.conf\" $IPSECCONFIG" >>$UNINSTALL_SCRIPT
 		fi
 	fi
+fi
 
 # restore xl2tpd if necessary
 if [ "$(systemctl status xl2tpd; echo $?)" == "0" ]; then

pptp/backup.sh

@@ -115,12 +115,18 @@ fi
 # restore files
 echo -e "echo \"Restoring configs...\"" >>$UNINSTALL_SCRIPT
 if [[ -n "$(which pptpd)" ]]; then
+	if [ -e "$DIR/pptpd.conf" ]; then
 		echo -e "cp -i \"\$DIR/pptpd.conf\" $PPTPDCONFIG" >>$UNINSTALL_SCRIPT
 	fi
+fi
 if [[ -n "$(which pppd)" ]]; then
+	if [ -e "$DIR/options.pptp" ]; then
 		echo -e "cp -i \"\$DIR/options.pptp\" $PPTPOPTIONS" >>$UNINSTALL_SCRIPT
+	fi
+	if [ -e "$DIR/chap-secrets" ]; then
 		echo -e "cp -i \"\$DIR/chap-secrets\" $CHAPSECRETS" >>$UNINSTALL_SCRIPT
 	fi
+fi
 
 # restore pptpd if necessary
 if [ "$(systemctl status pptpd; echo $?)" == "0" ]; then