luci-base: add ipmask, ipmask4 and ipmask6 validators

These validators accept IP address specifications in the form

 - address
 - address/bits
 - address/netmask

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

1 files changed, 44 insertions, 0 deletions

diff --git a/modules/luci-base/htdocs/luci-static/resources/cbi.js b/modules/luci-base/htdocs/luci-static/resources/cbi.js
index 0ca7e264a7..8e66cbc380 100644
--- a/modules/luci-base/htdocs/luci-static/resources/cbi.js
+++ b/modules/luci-base/htdocs/luci-static/resources/cbi.js
@@ -118,6 +118,50 @@ var cbi_validators = {
 		return false;
 	},
 
+	'ipmask': function()
+	{
+		return cbi_validators.ipmask4.apply(this) ||
+			cbi_validators.ipmask6.apply(this);
+	},
+
+	'ipmask4': function()
+	{
+		var ip = this, mask = 32;
+
+		if (ip.match(/^(\S+)\/(\S+)$/))
+		{
+			ip = RegExp.$1;
+			mask = RegExp.$2;
+		}
+
+		if (!isNaN(mask) && (mask < 0 || mask > 32))
+			return false;
+
+		if (isNaN(mask) && !cbi_validators.ip4addr.apply(mask))
+			return false;
+
+		return cbi_validators.ip4addr.apply(ip);
+	},
+
+	'ipmask6': function()
+	{
+		var ip = this, mask = 128;
+
+		if (ip.match(/^(\S+)\/(\S+)$/))
+		{
+			ip = RegExp.$1;
+			mask = RegExp.$2;
+		}
+
+		if (!isNaN(mask) && (mask < 0 || mask > 128))
+			return false;
+
+		if (isNaN(mask) && !cbi_validators.ip6addr.apply(mask))
+			return false;
+
+		return cbi_validators.ip6addr.apply(ip);
+	},
+
 	'port': function()
 	{
 		var p = Int(this);