From a8e73794ec421ad2bb0053214504f20a1dc3b21a Mon Sep 17 00:00:00 2001
From: Viacheslav Hletenko <v.gletenko@vyos.io>
Date: Mon, 5 Sep 2022 18:35:39 +0000
Subject: update-check: T3476: Allow update-check for VyOS images

Ability to autocheck available new images
Parse remote URL JSON image-version.json file and compare version
VyOS with a local current version, if find diff sent wall
message that the new image is available
Also, add op-mode command to check images "show system image"
With option "auto-check" check will be once per 12 hours

  set system update-check auto-check
  set system update-check url 'http://example.com/image-version.json'

If new version is available shows it per login (MOTD)
---
 op-mode-definitions/show-system.xml.in | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'op-mode-definitions/show-system.xml.in')

diff --git a/op-mode-definitions/show-system.xml.in b/op-mode-definitions/show-system.xml.in
index 60ed28b6f..51d3b702e 100644
--- a/op-mode-definitions/show-system.xml.in
+++ b/op-mode-definitions/show-system.xml.in
@@ -164,6 +164,12 @@
             </properties>
             <command>df -h -x squashfs</command>
           </leafNode>
+          <leafNode name="updates">
+            <properties>
+              <help>Show system available updates</help>
+            </properties>
+            <command>${vyos_op_scripts_dir}/system.py show_update</command>
+          </leafNode>
           <leafNode name="uptime">
             <properties>
               <help>Show system uptime and load averages</help>
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