luci-mod-status: reimplement log pages as client side views

Signed-off-by: Jo-Philipp Wich <jo@mein.io>

modules/luci-base/root/usr/share/rpcd/acl.d/luci-base.json

@@ -39,10 +39,12 @@
 				"/proc/sys/net/netfilter/nf_conntrack_*": [ "read" ],
 				"/proc/mounts": [ "read" ],
 				"/usr/lib/lua/luci/version.lua": [ "read" ],
+				"/bin/dmesg -r": [ "exec" ],
 				"/bin/ping *": [ "exec" ],
 				"/bin/ping6 *": [ "exec" ],
 				"/bin/traceroute *": [ "exec" ],
 				"/bin/traceroute6 *": [ "exec" ],
+				"/sbin/logread -e ^": [ "exec" ],
 				"/usr/bin/ping *": [ "exec" ],
 				"/usr/bin/ping6 *": [ "exec" ],
 				"/usr/bin/traceroute *": [ "exec" ],

modules/luci-mod-status/htdocs/luci-static/resources/view/status/dmesg.js

@@ -0,0 +1,35 @@
+'use strict';
+'require fs';
+'require ui';
+
+return L.view.extend({
+	load: function() {
+		return fs.exec_direct('/bin/dmesg', [ '-r' ]).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+>/, '');
+		});
+
+		return E([], [
+			E('h2', {}, [ _('Kernel Log') ]),
+			E('div', { 'id': 'content_syslog' }, [
+				E('textarea', {
+					'id': 'syslog',
+					'style': 'font-size:12px',
+					'readonly': 'readonly',
+					'wrap': 'off',
+					'rows': loglines.length + 1
+				}, [ loglines.join('\n') ])
+			])
+		]);
+	},
+
+	handleSaveApply: null,
+	handleSave: null,
+	handleReset: null
+});

modules/luci-mod-status/htdocs/luci-static/resources/view/status/syslog.js

@@ -0,0 +1,33 @@
+'use strict';
+'require fs';
+'require ui';
+
+return L.view.extend({
+	load: function() {
+		return fs.exec_direct('/sbin/logread', [ '-e', '^' ]).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/);
+
+		return E([], [
+			E('h2', {}, [ _('System Log') ]),
+			E('div', { 'id': 'content_syslog' }, [
+				E('textarea', {
+					'id': 'syslog',
+					'style': 'font-size:12px',
+					'readonly': 'readonly',
+					'wrap': 'off',
+					'rows': loglines.length + 1
+				}, [ loglines.join('\n') ])
+			])
+		]);
+	},
+
+	handleSaveApply: null,
+	handleSave: null,
+	handleReset: null
+});

modules/luci-mod-status/luasrc/controller/admin/status.lua

@@ -1,15 +0,0 @@
--- Copyright 2008 Steven Barth <steven@midlink.org>
--- Copyright 2011 Jo-Philipp Wich <jow@openwrt.org>
--- Licensed to the public under the Apache License 2.0.
-
-module("luci.controller.admin.status", package.seeall)
-
-function action_syslog()
-	local syslog = luci.sys.syslog()
-	luci.template.render("admin_status/syslog", {syslog=syslog})
-end
-
-function action_dmesg()
-	local dmesg = luci.sys.dmesg()
-	luci.template.render("admin_status/dmesg", {dmesg=dmesg})
-end

modules/luci-mod-status/luasrc/view/admin_status/dmesg.htm

@@ -1,12 +0,0 @@
-<%#
- Copyright 2008 Steven Barth <steven@midlink.org>
- Copyright 2008 Jo-Philipp Wich <jow@openwrt.org>
- Licensed to the public under the Apache License 2.0.
--%>
-
-<%+header%>
-<h2 name="content"><%:Kernel Log%></h2>
-<div id="content_syslog">
-<textarea style="font-size: 12px;" readonly="readonly" wrap="off" rows="<%=dmesg:cmatch("\n")+2%>" id="syslog"><%=dmesg:pcdata()%></textarea>
-</div>
-<%+footer%>

modules/luci-mod-status/luasrc/view/admin_status/syslog.htm

@@ -1,12 +0,0 @@
-<%#
- Copyright 2008 Steven Barth <steven@midlink.org>
- Copyright 2008 Jo-Philipp Wich <jow@openwrt.org>
- Licensed to the public under the Apache License 2.0.
--%>
-
-<%+header%>
-<h2 name="content"><%:System Log%></h2>
-<div id="content_syslog">
-<textarea style="font-size: 12px;" readonly="readonly" wrap="off" rows="<%=syslog:cmatch("\n")+2%>" id="syslog"><%=syslog:pcdata()%></textarea>
-</div>
-<%+footer%>

modules/luci-mod-status/root/usr/share/luci/menu.d/luci-mod-status.json

@@ -30,9 +30,8 @@
 		"title": "System Log",
 		"order": 4,
 		"action": {
-			"type": "call",
+			"type": "view",
-			"module": "luci.controller.admin.status",
+			"path": "status/syslog"
-			"function": "action_syslog"
 		}
 	},
 
@@ -40,9 +39,8 @@
 		"title": "Kernel Log",
 		"order": 5,
 		"action": {
-			"type": "call",
+			"type": "view",
-			"module": "luci.controller.admin.status",
+			"path": "status/dmesg"
-			"function": "action_dmesg"
 		}
 	},