luci-mod-ucentral: add diagnostic download button

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

feeds/tip/luci/luci-mod-ucentral/htdocs/luci-static/resources/view/ucentral/system.js

@@ -20,7 +20,6 @@ var callReboot = rpc.declare({
 	expect: { result: 0 }
 });
 
-
 var mapdata = { actions: {}, config: {} };
 
 return view.extend({
@@ -45,6 +44,26 @@ return view.extend({
 		ui.awaitReconnect('192.168.1.1', 'openwrt.lan');
 	},
 
+	handleDiagnostics: function(ev) {
+		return fs.exec('/sbin/diagnostic-bundle').then(function(result) {
+			var form = E('form', {
+				method: 'post',
+				action: L.env.cgi_base + '/cgi-download',
+				enctype: 'application/x-www-form-urlencoded'
+			}, [
+				E('input', { 'type': 'hidden', 'name': 'sessionid', 'value': L.env.sessionid }),
+				E('input', { 'type': 'hidden', 'name': 'path',      'value': '/tmp/bundle.maverick.tar.gz' }),
+				E('input', { 'type': 'hidden', 'name': 'filename',  'value': 'bundle.maverick.tar.gz' }),
+				E('input', { 'type': 'hidden', 'name': 'mimetype',  'value': 'application/gzip' })
+			]);
+
+			document.body.appendChild(form);
+
+			form.submit();
+			form.parentNode.removeChild(form);
+		});
+	},
+
 	handleSysupgrade: function(ev) {
 		return ui.uploadFile('/tmp/firmware.bin', ev.target.firstChild)
 			.then(L.bind(function(btn, reply) {
@@ -171,6 +190,16 @@ return view.extend({
 		o.inputtitle = _('Flash image…');
 		o.onclick = L.bind(this.handleSysupgrade, this);
 
+		o = s.option(form.SectionValue, 'actions', form.NamedSection, 'actions', 'actions', _('Diagnostic bundle'),
+			_('Download the default diagnostic bundle from the AP.'));
+
+		ss = o.subsection;
+
+		o = ss.option(form.Button, 'Diagnostic');
+		o.inputstyle = 'action important';
+		o.inputtitle = _('Download Diagnostics');
+		o.onclick = L.bind(this.handleDiagnostics, this);
+
 
 		return m.render();
 	},

feeds/tip/luci/luci-mod-ucentral/root/sbin/diagnostic-bundle

@@ -5,4 +5,4 @@ let bundle = require('bundle');
 bundle.init('maverick');
 include('/usr/share/ucentral/diagnostic.uc', { bundle });
 bundle.complete();
-system('ln -s /tmp/bundle.maverick.tar.gz /www');
+system('chmod +r /tmp/bundle.maverick.tar.gz');

feeds/tip/luci/luci-mod-ucentral/root/usr/share/rpcd/acl.d/luci-mod-ucentral.json

@@ -2,10 +2,12 @@
 	"luci-mod-ucentral": {
 		"description": "Grant access to ucentral configuration",
 		"read": {
+			"cgi-io": [ "download" ],
 			"file": {
 				"/etc/ucentral/profile.json": [ "read" ],
 				"/proc/mounts": [ "read" ],
-				"/proc/mtd": [ "read" ]
+				"/proc/mtd": [ "read" ],
+				"/tmp/bundle.maverick.tar.gz": [ "read" ]
 			},
 			"ubus": {
 				"file": [ "read" ],
@@ -17,6 +19,7 @@
 			"file": {
 				"/etc/ucentral/profile.json": [ "write" ],
 				"/sbin/certupdate": [ "exec" ],
+				"/sbin/diagnostic-bundle": [ "exec" ],
 				"/sbin/firstboot -r -y": [ "exec" ],
 				"/sbin/profileupdate": [ "exec" ],
 				"/sbin/sysupgrade -n /tmp/firmware.bin": [ "exec" ],