ucentral-client: update to latest HEAD

This adds a connection watchdog.

Signed-off-by: John Crispin <john@phrozen.org>

feeds/ucentral/ucentral-client/Makefile

@@ -6,7 +6,7 @@ PKG_RELEASE:=1
 PKG_SOURCE_URL=https://github.com/blogic/ucentral-client.git
 PKG_SOURCE_PROTO:=git
 PKG_SOURCE_DATE:=2021-02-15
-PKG_SOURCE_VERSION:=eabfeaa480814d5500747303f074cc6830b75200
+PKG_SOURCE_VERSION:=e27356216c6baecda9424b81ad90242505e16f08
 
 PKG_LICENSE:=BSD-3-Clause
 PKG_MAINTAINER:=John Crispin <john@phrozen.org>

feeds/ucentral/ucentral-client/files/etc/init.d/ucentral-wdt

@@ -0,0 +1,14 @@
+#!/bin/sh /etc/rc.common
+
+START=99
+
+USE_PROCD=1
+PROG=/usr/libexec/ucentral-wdt.sh
+
+start_service() {
+	active=$(readlink  /etc/ucentral/ucentral.active)
+	[ -n "$active" -a "$active" != "/etc/ucentral/ucentral.cfg.0000000001" ] && return 0
+	procd_open_instance
+	procd_set_param command "$PROG"
+	procd_close_instance
+}

feeds/ucentral/ucentral-client/files/usr/libexec/ucentral-wdt.sh

@@ -0,0 +1,16 @@
+#!/bin/sh
+
+sleep 60
+
+[ -f /etc/ucentral/redirector.json ] || return 0
+
+active=$(ubus call ucentral status | jsonfilter -e '@.active')
+
+[ -n "$active" -a ! "$active" -eq 1 ] && {
+	logger ucentral-wdt: all good
+	exit 0
+}
+
+logger ucentral-wdt: restarting client
+
+/etc/init.d/ucentral restart