[LEDE-DEV] [PATCH 1/2] wifi: (80211r) add ft_psk_generate_local support

[Lorenzo Santina]

From: Lorenzo Santina <lorenzo.santina at edu.unito.it>

If you are using PSK you can use ft_psk_generate_local
to simplify 80211r configuration.

Signed-off-by: Lorenzo Santina <lorenzo.santina.dev at gmail.com>
---
 .../luasrc/model/cbi/admin_network/wifi.lua        | 32 ++++++++++++----------
 1 file changed, 18 insertions(+), 14 deletions(-)

diff --git a/modules/luci-mod-admin-full/luasrc/model/cbi/admin_network/wifi.lua b/modules/luci-mod-admin-full/luasrc/model/cbi/admin_network/wifi.lua
index f9a2dee6c..8528f8624 100644
--- a/modules/luci-mod-admin-full/luasrc/model/cbi/admin_network/wifi.lua
+++ b/modules/luci-mod-admin-full/luasrc/model/cbi/admin_network/wifi.lua
@@ -793,9 +793,22 @@ if hwtype == "mac80211" or hwtype == "prism2" then
 	mobility_domain.datatype = "and(hexstring,rangelength(4,4))"
 	mobility_domain.rmempty = true
 
+	reassociation_deadline = s:taboption("encryption", Value, "reassociation_deadline",
+		translate("Reassociation Deadline"),
+		translate("time units (TUs / 1.024 ms) [1000-65535]"))
+	reassociation_deadline:depends({ieee80211r="1"})
+	reassociation_deadline.placeholder = "1000"
+	reassociation_deadline.datatype = "range(1000,65535)"
+	reassociation_deadline.rmempty = true
+
+	ft_psk_generate_local = s:taboption("encryption", Flag, "ft_psk_generate_local",
+		translate("Generate PMK locally"),
+		translate("When using a PSK, the PMK can be generated locally without inter AP communications"))
+	ft_psk_generate_local:depends({ieee80211r="1"})
+
 	r0_key_lifetime = s:taboption("encryption", Value, "r0_key_lifetime",
 			translate("R0 Key Lifetime"), translate("minutes"))
-	r0_key_lifetime:depends({ieee80211r="1"})
+	r0_key_lifetime:depends({ieee80211r="1", ft_psk_generate_local=""})
 	r0_key_lifetime.placeholder = "10000"
 	r0_key_lifetime.datatype = "uinteger"
 	r0_key_lifetime.rmempty = true
@@ -803,21 +816,13 @@ if hwtype == "mac80211" or hwtype == "prism2" then
 	r1_key_holder = s:taboption("encryption", Value, "r1_key_holder",
 			translate("R1 Key Holder"),
 			translate("6-octet identifier as a hex string - no colons"))
-	r1_key_holder:depends({ieee80211r="1"})
+	r1_key_holder:depends({ieee80211r="1", ft_psk_generate_local=""})
 	r1_key_holder.placeholder = "00004f577274"
 	r1_key_holder.datatype = "and(hexstring,rangelength(12,12))"
 	r1_key_holder.rmempty = true
 
-	reassociation_deadline = s:taboption("encryption", Value, "reassociation_deadline",
-		translate("Reassociation Deadline"),
-		translate("time units (TUs / 1.024 ms) [1000-65535]"))
-	reassociation_deadline:depends({ieee80211r="1"})
-	reassociation_deadline.placeholder = "1000"
-	reassociation_deadline.datatype = "range(1000,65535)"
-	reassociation_deadline.rmempty = true
-
 	pmk_r1_push = s:taboption("encryption", Flag, "pmk_r1_push", translate("PMK R1 Push"))
-	pmk_r1_push:depends({ieee80211r="1"})
+	pmk_r1_push:depends({ieee80211r="1", ft_psk_generate_local=""})
 	pmk_r1_push.placeholder = "0"
 	pmk_r1_push.rmempty = true
 
@@ -827,8 +832,7 @@ if hwtype == "mac80211" or hwtype == "prism2" then
 			"<br />This list is used to map R0KH-ID (NAS Identifier) to a destination " ..
 			"MAC address when requesting PMK-R1 key from the R0KH that the STA " ..
 			"used during the Initial Mobility Domain Association."))
-
-	r0kh:depends({ieee80211r="1"})
+	r0kh:depends({ieee80211r="1", ft_psk_generate_local=""})
 	r0kh.rmempty = true
 
 	r1kh = s:taboption("encryption", DynamicList, "r1kh", translate("External R1 Key Holder List"),
@@ -837,7 +841,7 @@ if hwtype == "mac80211" or hwtype == "prism2" then
 			"<br />This list is used to map R1KH-ID to a destination MAC address " ..
 			"when sending PMK-R1 key from the R0KH. This is also the " ..
 			"list of authorized R1KHs in the MD that can request PMK-R1 keys."))
-	r1kh:depends({ieee80211r="1"})
+	r1kh:depends({ieee80211r="1", ft_psk_generate_local=""})
 	r1kh.rmempty = true
 	-- End of 802.11r options
 
-- 
2.14.1