ddns-script: add retry_max_count's upgrade script

Signed-off-by: FriesI23 Qin <[email protected]>

net/ddns-scripts/Makefile

@@ -8,7 +8,7 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=ddns-scripts
 PKG_VERSION:=2.8.2
-PKG_RELEASE:=61
+PKG_RELEASE:=62
 
 PKG_LICENSE:=GPL-2.0
 
@@ -362,6 +362,10 @@ define Package/ddns-scripts/install
 	$(INSTALL_DIR) $(1)/usr/bin
 	$(INSTALL_BIN) ./files/usr/bin/ddns.sh \
 		$(1)/usr/bin/ddns
+
+	$(INSTALL_DIR) $(1)/etc/uci-defaults
+	$(INSTALL_DATA) ./files/etc/uci-defaults/50-ddns-migrate-retry-count \
+		$(1)/etc/uci-defaults/
 endef
 
 define Package/ddns-scripts/postinst

net/ddns-scripts/files/etc/uci-defaults/50-ddns-migrate-retry-count

@@ -0,0 +1,20 @@
+#!/bin/sh
+
+. /lib/functions.sh
+
+upgrade_to_retry_max_count() {
+	local service=$1
+	local retry_count retry_max_count
+
+	config_get retry_max_count $service retry_max_count
+	config_get retry_count $service retry_count
+	if [ -z "$retry_max_count" ] && [ -n "$retry_count" ]; then
+		uci_set ddns $service retry_max_count $retry_count
+		uci_commit ddns
+	fi
+}
+
+config_load ddns
+config_foreach upgrade_to_retry_max_count service
+
+exit 0