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luci-mod-network: dhcp.js: fix address and rebind list validation

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Fixes: #3130
Signed-off-by: Jo-Philipp Wich <jo@mein.io>
This commit is contained in:
Jo-Philipp Wich 2019-12-16 17:49:51 +01:00
parent 90a161018c
commit 62e28f4b0a
1 changed files with 61 additions and 1 deletions
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62
modules/luci-mod-network/htdocs/luci-static/resources/view/network/dhcp.js
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@ -2,6 +2,7 @@
'require rpc';
'require uci';
'require form';
'require validation';
var callHostHints, callDUIDHints, callDHCPLeases, CBILeaseStatus, CBILease6Status;
@ -61,6 +62,64 @@ CBILease6Status = form.DummyValue.extend({
}
});
function validateHostname(sid, s) {
if (s.length > 256)
return _('Expecting: %s').format(_('valid hostname'));
var labels = s.replace(/^\.+|\.$/g, '').split(/\./);
for (var i = 0; i < labels.length; i++)
if (!labels[i].match(/^[a-z0-9_](?:[a-z0-9-]{0,61}[a-z0-9])?$/i))
return _('Expecting: %s').format(_('valid hostname'));
return true;
}
function validateAddressList(sid, s) {
var m = s.match(/^\/(.+)\/$/),
names = m ? m[1].split(/\//) : [ s ];
for (var i = 0; i < names.length; i++) {
var res = validateHostname(sid, names[i]);
if (res !== true)
return res;
}
return true;
}
function validateServerSpec(sid, s) {
if (s == null || s == '')
return true;
var m = s.match(/^\/(.+)\/(.*)$/);
if (!m)
return _('Expecting: %s').format(_('valid hostname'));
var res = validateAddressList(sid, m[1]);
if (res !== true)
return res;
if (m[2] == '' || m[2] == '#')
return true;
// ipaddr%scopeid#srvport@source@interface#srcport
m = m[2].match(/^([0-9a-f:.]+)(?:%[^#@]+)?(?:#(\d+))?(?:@([0-9a-f:.]+)(?:@[^#]+)?(?:#(\d+))?)?$/);
if (!m)
return _('Expecting: %s').format(_('valid IP address'));
else if (validation.parseIPv4(m[1]) && m[3] != null && !validation.parseIPv4(m[3]))
return _('Expecting: %s').format(_('valid IPv4 address'));
else if (validation.parseIPv6(m[1]) && m[3] != null && !validation.parseIPv6(m[3]))
return _('Expecting: %s').format(_('valid IPv6 address'));
else if ((m[2] != null && +m[2] > 65535) || (m[4] != null && +m[4] > 65535))
return _('Expecting: %s').format(_('valid port value'));
return true;
}
return L.view.extend({
load: function() {
return Promise.all([
@ -201,6 +260,7 @@ return L.view.extend({
o.optional = true;
o.placeholder = '/example.org/10.1.2.3';
o.validate = validateServerSpec;
o = s.taboption('general', form.Flag, 'rebind_protection',
@ -223,8 +283,8 @@ return L.view.extend({
o.optional = true;
o.depends('rebind_protection', '1');
o.datatype = 'host(1)';
o.placeholder = 'ihost.netflix.com';
o.validate = validateAddressList;
o = s.taboption('advanced', form.Value, 'port',