uspot: add CoA support

Fixes: WIFI-12103
Signed-off-by: John Crispin <john@phrozen.org>

feeds/ipq807x_v5.4/hostapd/files/hostapd.sh

@@ -603,7 +603,7 @@ append_radius_server() {
 	set_default dae_port 3799
 	set_default request_cui 0
 
-	[ "$eap_server" -eq 0 ] && {
+	[ "$eap_server" -eq 0  -a -n "$auth_server" ] && {
 		append bss_conf "auth_server_addr=$auth_server" "$N"
 		append bss_conf "auth_server_port=$auth_port" "$N"
 		append bss_conf "auth_server_shared_secret=$auth_secret" "$N"
@@ -772,9 +772,7 @@ hostapd_set_bss_options() {
 			# with WPS enabled, we got to be in unconfigured state.
 			wps_not_configured=1
 			vlan_possible=1
-			[ "$macfilter" = radius ] && {
-				append_radius_server
-			}
+			append_radius_server
 		;;
 		psk|sae|psk-sae)
 			json_get_vars key wpa_psk_file
@@ -793,10 +791,8 @@ hostapd_set_bss_options() {
 			}
 			[ "$eapol_version" -ge "1" -a "$eapol_version" -le "2" ] && append bss_conf "eapol_version=$eapol_version" "$N"
 
+			append_radius_server
 			set_default dynamic_vlan 0
-			[ "$macfilter" = radius ] && {
-				append_radius_server
-			}
 			vlan_possible=1
 			wps_possible=1
 		;;

feeds/ipq807x_v5.4/hostapd/patches/901-coa-ubus.patch

@@ -0,0 +1,28 @@
+Index: hostapd-2021-02-20-59e9794c/src/ap/hostapd.c
+===================================================================
+--- hostapd-2021-02-20-59e9794c.orig/src/ap/hostapd.c
++++ hostapd-2021-02-20-59e9794c/src/ap/hostapd.c
+@@ -1034,6 +1034,23 @@ hostapd_das_disconnect(void *ctx, struct
+ 	struct hostapd_data *hapd = ctx;
+ 	struct sta_info *sta;
+ 	int multi;
++	int ubus_resp;
++	struct hostapd_ubus_request req = {
++		.type = HOSTAPD_UBUS_COA,
++		.mgmt_frame = 0,
++		.ssi_signal = 0,
++		.addr = attr->sta_addr,
++	};
++
++	if (hostapd_ubus_handle_event(hapd, &req)) {
++		wpa_printf(MSG_INFO, "DAS: disconnect due approved via ubus");
++		sta = ap_get_sta(hapd, attr->sta_addr);
++		if (sta) {
++			hostapd_drv_sta_deauth(hapd, attr->sta_addr, 2);
++			ap_sta_deauthenticate(hapd, sta, 2);
++		}
++		return RADIUS_DAS_SUCCESS;
++	}
+ 
+ 	if (hostapd_das_nas_mismatch(hapd, attr))
+ 		return RADIUS_DAS_NAS_MISMATCH;

feeds/ipq807x_v5.4/hostapd/src/src/ap/ubus.c

@@ -1638,6 +1638,7 @@ int hostapd_ubus_handle_event(struct hostapd_data *hapd, struct hostapd_ubus_req
 		[HOSTAPD_UBUS_PROBE_REQ] = "probe",
 		[HOSTAPD_UBUS_AUTH_REQ] = "auth",
 		[HOSTAPD_UBUS_ASSOC_REQ] = "assoc",
+		[HOSTAPD_UBUS_COA] = "coa",
 	};
 	const char *type = "mgmt";
 	struct ubus_event_req ureq = {};
@@ -1707,7 +1708,7 @@ int hostapd_ubus_handle_event(struct hostapd_data *hapd, struct hostapd_ubus_req
 		}
 	}
 
-	if (!hapd->ubus.notify_response) {
+	if (!hapd->ubus.notify_response && req->type != HOSTAPD_UBUS_COA) {
 		ubus_notify(ctx, &hapd->ubus.obj, type, b.head, -1);
 		return WLAN_STATUS_SUCCESS;
 	}

feeds/ipq807x_v5.4/hostapd/src/src/ap/ubus.h

@@ -12,6 +12,7 @@ enum hostapd_ubus_event_type {
 	HOSTAPD_UBUS_PROBE_REQ,
 	HOSTAPD_UBUS_AUTH_REQ,
 	HOSTAPD_UBUS_ASSOC_REQ,
+	HOSTAPD_UBUS_COA,
 	HOSTAPD_UBUS_TYPE_MAX
 };
 

feeds/ucentral/ucentral-schema/Makefile

@@ -4,10 +4,10 @@ PKG_NAME:=ucentral-schema
 PKG_RELEASE:=1
 
 PKG_SOURCE_URL=https://github.com/Telecominfraproject/wlan-ucentral-schema.git
-PKG_MIRROR_HASH:=13ac49c727ad9bbceb02f8742e68f95b97ff907ea9120425656cf0d4d6f681be
+PKG_MIRROR_HASH:=f85296fa27a52d494f9787a5e4bde135653121608ad36a54252ca5c6dd46baf5
 PKG_SOURCE_PROTO:=git
 PKG_SOURCE_DATE:=2022-05-29
-PKG_SOURCE_VERSION:=aa79c72358293314581953226f11092eb2313bca
+PKG_SOURCE_VERSION:=19c5923382f5bb7407bec46b285ef4c63d2f31e0
 PKG_MAINTAINER:=John Crispin <john@phrozen.org>
 PKG_LICENSE:=BSD-3-Clause
 

feeds/ucentral/ucentral-schema/files/etc/ucentral/examples/captive-uam.json

@@ -48,6 +48,13 @@
 						"proto": "psk2",
 						"key": "OpenWifi",
 						"ieee80211w": "optional"
+					},
+					"radius": {
+						"dynamic-authorization": {
+							"host": "0.0.0.0",
+							"port": 3333,
+							"secret": "secret"
+						}
 					}
 				}
 			]

feeds/ucentral/uspot/files/usr/share/uspot/uspot.uc

@@ -7,6 +7,7 @@ let uloop = require('uloop');
 let ubus = require('ubus').connect();
 let uci = require('uci').cursor();
 let interfaces = {};
+let hapd_subscriber;
 
 let uciload = uci.foreach('uspot', 'uspot', (d) => {
 	if (!d[".anonymous"]) {
@@ -119,6 +120,13 @@ const radtc_idleto = 4;		// Idle Timeout
 const radtc_sessionto = 5;	// Session Timeout
 const radtc_adminreset = 6;	// Admin Reset
 
+function interface_find(mac) {
+	for (let k, v in interfaces)
+		if (v.clients[mac])
+			return k;
+	return null;
+}
+
 function radius_terminate(interface, mac, cause) {
 	if (!interfaces[interface].clients[mac].radius)
 		return;
@@ -350,6 +358,34 @@ function accounting(interface) {
 	}
 }
 
+function hapd_subscriber_notify_cb(notify) {
+	if (notify.type != 'coa')
+		return 0;
+	notify.data.address = uc(notify.data.address);
+	let iface = interface_find(notify.data.address);
+	if (!iface)
+		return 0;
+	client_kick(iface, notify.data.address, true);
+	return 1;
+}
+
+function hapd_subscriber_remove_cb(remove) {
+	printf('remove: %.J\n', remove);
+}
+
+function listener_cb(event, payload) {
+	unsub_object(event == 'ubus.object.add', payload.id, payload.path);
+}
+
+function unsub_object(add, id, path) {
+	let object = split(path, '.');
+
+	if (object[0] == 'hostapd' && object[1] && add) {
+		printf('adding %s\n', path);
+		hapd_subscriber.subscribe(path);
+	}
+}
+
 function start()
 {
 	let seen = {};
@@ -367,6 +403,14 @@ function start()
 		seen[server][nasid] = 1;
 		radius_accton(interface);
 	}
+	hapd_subscriber = ubus.subscriber(hapd_subscriber_notify_cb, hapd_subscriber_remove_cb);
+	
+	let list = ubus.list();
+	for (let k, path in list)
+	        unsub_object(true, 0, path);
+
+	ubus.listener('ubus.object.add', listener_cb);
+	ubus.listener('ubus.object.remove', listener_cb);
 }
 
 function stop()

feeds/wifi-ax/hostapd/files/hostapd.sh

@@ -603,7 +603,7 @@ append_radius_server() {
 	set_default dae_port 3799
 	set_default request_cui 0
 
-	[ "$eap_server" -eq 0 ] && {
+	[ "$eap_server" -eq 0  -a -n "$auth_server" ] && {
 		append bss_conf "auth_server_addr=$auth_server" "$N"
 		append bss_conf "auth_server_port=$auth_port" "$N"
 		append bss_conf "auth_server_shared_secret=$auth_secret" "$N"
@@ -772,9 +772,7 @@ hostapd_set_bss_options() {
 			# with WPS enabled, we got to be in unconfigured state.
 			wps_not_configured=1
 			vlan_possible=1
-			[ "$macfilter" = radius ] && {
-				append_radius_server
-			}
+			append_radius_server
 		;;
 		psk|sae|psk-sae)
 			json_get_vars key wpa_psk_file
@@ -793,9 +791,7 @@ hostapd_set_bss_options() {
 			}
 			[ "$eapol_version" -ge "1" -a "$eapol_version" -le "2" ] && append bss_conf "eapol_version=$eapol_version" "$N"
 
-			[ "$macfilter" = radius ] && {
-				append_radius_server
-			}
+			append_radius_server
 			set_default dynamic_vlan 0
 			vlan_possible=1
 			wps_possible=1

feeds/wifi-ax/hostapd/patches/901-coa-ubus.patch

@@ -0,0 +1,28 @@
+Index: hostapd-2021-02-20-59e9794c/src/ap/hostapd.c
+===================================================================
+--- hostapd-2021-02-20-59e9794c.orig/src/ap/hostapd.c
++++ hostapd-2021-02-20-59e9794c/src/ap/hostapd.c
+@@ -1034,6 +1034,23 @@ hostapd_das_disconnect(void *ctx, struct
+ 	struct hostapd_data *hapd = ctx;
+ 	struct sta_info *sta;
+ 	int multi;
++	int ubus_resp;
++	struct hostapd_ubus_request req = {
++		.type = HOSTAPD_UBUS_COA,
++		.mgmt_frame = 0,
++		.ssi_signal = 0,
++		.addr = attr->sta_addr,
++	};
++
++	if (hostapd_ubus_handle_event(hapd, &req)) {
++		wpa_printf(MSG_INFO, "DAS: disconnect due approved via ubus");
++		sta = ap_get_sta(hapd, attr->sta_addr);
++		if (sta) {
++			hostapd_drv_sta_deauth(hapd, attr->sta_addr, 2);
++			ap_sta_deauthenticate(hapd, sta, 2);
++		}
++		return RADIUS_DAS_SUCCESS;
++	}
+ 
+ 	if (hostapd_das_nas_mismatch(hapd, attr))
+ 		return RADIUS_DAS_NAS_MISMATCH;

feeds/wifi-ax/hostapd/src/src/ap/ubus.c

@@ -1638,6 +1638,7 @@ int hostapd_ubus_handle_event(struct hostapd_data *hapd, struct hostapd_ubus_req
 		[HOSTAPD_UBUS_PROBE_REQ] = "probe",
 		[HOSTAPD_UBUS_AUTH_REQ] = "auth",
 		[HOSTAPD_UBUS_ASSOC_REQ] = "assoc",
+		[HOSTAPD_UBUS_COA] = "coa",
 	};
 	const char *type = "mgmt";
 	struct ubus_event_req ureq = {};
@@ -1707,7 +1708,7 @@ int hostapd_ubus_handle_event(struct hostapd_data *hapd, struct hostapd_ubus_req
 		}
 	}
 
-	if (!hapd->ubus.notify_response) {
+	if (!hapd->ubus.notify_response && req->type != HOSTAPD_UBUS_COA) {
 		ubus_notify(ctx, &hapd->ubus.obj, type, b.head, -1);
 		return WLAN_STATUS_SUCCESS;
 	}

feeds/wifi-ax/hostapd/src/src/ap/ubus.h

@@ -12,6 +12,7 @@ enum hostapd_ubus_event_type {
 	HOSTAPD_UBUS_PROBE_REQ,
 	HOSTAPD_UBUS_AUTH_REQ,
 	HOSTAPD_UBUS_ASSOC_REQ,
+	HOSTAPD_UBUS_COA,
 	HOSTAPD_UBUS_TYPE_MAX
 };