From 9fcb7d332b1c9b8b00a67241fcbaaf4fc4a8e5bf Mon Sep 17 00:00:00 2001
From: Daniel Nilsson <daniel.nilsson94@outlook.com>
Date: Tue, 23 Apr 2024 21:52:54 +0200
Subject: luci-mod-status: auto-refresh system log and kernel log

Signed-off-by: Daniel Nilsson <daniel.nilsson94@outlook.com>
---
 .../luci-static/resources/view/status/dmesg.js     | 32 ++++++++++++++++------
 1 file changed, 24 insertions(+), 8 deletions(-)

(limited to 'modules/luci-mod-status/htdocs/luci-static/resources/view/status/dmesg.js')

diff --git a/modules/luci-mod-status/htdocs/luci-static/resources/view/status/dmesg.js b/modules/luci-mod-status/htdocs/luci-static/resources/view/status/dmesg.js
index acddf454f5..45b483962d 100644
--- a/modules/luci-mod-status/htdocs/luci-static/resources/view/status/dmesg.js
+++ b/modules/luci-mod-status/htdocs/luci-static/resources/view/status/dmesg.js
@@ -1,21 +1,37 @@
 'use strict';
 'require view';
 'require fs';
+'require poll';
 'require ui';
 
 return view.extend({
-	load: function() {
-		return fs.exec_direct('/bin/dmesg', [ '-r' ]).catch(function(err) {
+	retrieveLog: async function() {
+		return fs.exec_direct('/bin/dmesg', [ '-r' ]).then(logdata => {
+			const loglines = logdata.trim().split(/\n/).map(function(line) {
+				return line.replace(/^<\d+>/, '');
+			});
+			return { value: loglines.join('\n'), rows: loglines.length + 1 };
+		}).catch(function(err) {
 			ui.addNotification(null, E('p', {}, _('Unable to load log data: ' + err.message)));
 			return '';
 		});
 	},
 
-	render: function(logdata) {
-		var loglines = logdata.trim().split(/\n/).map(function(line) {
-			return line.replace(/^<\d+>/, '');
-		});
+	pollLog: async function() {
+		const element = document.getElementById('syslog');
+		if (element) {
+			const log = await this.retrieveLog();
+			element.value = log.value;
+			element.rows = log.rows;
+		}
+	},
+
+	load: async function() {
+		poll.add(this.pollLog.bind(this));
+		return await this.retrieveLog();
+	},
 
+	render: function(loglines) {
 		var scrollDownButton = E('button', { 
 				'id': 'scrollDownButton',
 				'class': 'cbi-button cbi-button-neutral',
@@ -43,8 +59,8 @@ return view.extend({
 					'style': 'font-size:12px',
 					'readonly': 'readonly',
 					'wrap': 'off',
-					'rows': loglines.length + 1
-				}, [ loglines.join('\n') ]),
+					'rows': loglines.rows
+				}, [ loglines.value ]),
 				E('div', {'style': 'padding-bottom: 20px'}, [scrollUpButton])
 			])
 		]);
-- 
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