openwisp-config: fix Makefile for 1.1.0

Update configuration in Makefile to fix #25168

Signed-off-by: Gagan Deep <pandafy.dev@gmail.com>

admin/openwisp-config/Makefile

@@ -38,23 +38,24 @@ endef
 
 define Package/openwisp-config/conffiles
 /etc/config/openwisp
+/etc/openwisp/
 endef
 
 define Package/openwisp-config/install
 	$(INSTALL_DIR) \
 		$(1)/usr/sbin \
 		$(1)/etc/init.d \
 		$(1)/etc/config \
-		$(1)/etc/openwisp \
+		$(1)/usr/lib/openwisp-config \
 		$(1)/usr/lib/lua/openwisp
 
 	$(INSTALL_BIN) \
 		$(PKG_BUILD_DIR)/openwisp-config/files/openwisp.agent \
-		$(1)/usr/sbin/openwisp_config
+		$(1)/usr/sbin/openwisp-config
 
 	$(INSTALL_BIN) \
 		$(PKG_BUILD_DIR)/openwisp-config/files/openwisp.init \
-		$(1)/etc/init.d/openwisp_config
+		$(1)/etc/init.d/openwisp-config
 
 	$(INSTALL_CONF) $(PKG_BUILD_DIR)/openwisp-config/files/openwisp.config \
 		$(1)/etc/config/openwisp
@@ -95,7 +96,24 @@ define Package/openwisp-config/install
 		$(PKG_BUILD_DIR)/openwisp-config/files/sbin/openwisp-get-address.lua \
 		$(1)/usr/sbin/openwisp-get-address
 
-	$(CP) $(PKG_BUILD_DIR)/VERSION $(1)/etc/openwisp/
+	$(INSTALL_BIN) \
+		$(PKG_BUILD_DIR)/openwisp-config/files/sbin/openwisp-get-random-number.lua \
+		$(1)/usr/sbin/openwisp-get-random-number
+
+	$(CP) $(PKG_BUILD_DIR)/VERSION $(1)/usr/lib/openwisp-config/
+endef
+
+# for backward compatibility
+define Package/openwisp-config/postinst
+#!/bin/sh
+if [ ! -L $${IPKG_INSTROOT}/usr/sbin/openwisp_config ]; then
+	ln -s /usr/sbin/openwisp-config $${IPKG_INSTROOT}/usr/sbin/openwisp_config
+fi
+endef
+
+define Package/openwisp-config/postrm
+#!/bin/sh
+rm -f $${IPKG_INSTROOT}/usr/sbin/openwisp_config
 endef
 
 $(eval $(call BuildPackage,openwisp-config))