[openwrt/openwrt] hostapd: configure inter-AP communication interface for 802.11r

LEDE Commits lede-commits at lists.infradead.org
Fri Jun 4 21:53:37 PDT 2021


nbd pushed a commit to openwrt/openwrt.git, branch master:
https://git.openwrt.org/305c1b8d746b363f655c2f8d5a6497cca10a5d4e

commit 305c1b8d746b363f655c2f8d5a6497cca10a5d4e
Author: Felix Fietkau <nbd at nbd.name>
AuthorDate: Fri Jun 4 09:12:07 2021 +0200

    hostapd: configure inter-AP communication interface for 802.11r
    
    In setups using VLAN bridge filtering, hostapd may need to communicate using
    a VLAN interface on top of the bridge, instead of using the bridge directly
    
    Signed-off-by: Felix Fietkau <nbd at nbd.name>
---
 package/network/services/hostapd/files/hostapd.sh  |  1 +
 .../services/hostapd/patches/730-ft_iface.patch    | 38 ++++++++++++++++++++++
 2 files changed, 39 insertions(+)

diff --git a/package/network/services/hostapd/files/hostapd.sh b/package/network/services/hostapd/files/hostapd.sh
index 1fa22cb69e..cf85019d56 100644
--- a/package/network/services/hostapd/files/hostapd.sh
+++ b/package/network/services/hostapd/files/hostapd.sh
@@ -805,6 +805,7 @@ hostapd_set_bss_options() {
 				;;
 			esac
 
+			[ -n "$network_ifname" ] && append bss_conf "ft_iface=$network_ifname" "$N"
 			append bss_conf "mobility_domain=$mobility_domain" "$N"
 			append bss_conf "ft_psk_generate_local=$ft_psk_generate_local" "$N"
 			append bss_conf "ft_over_ds=$ft_over_ds" "$N"
diff --git a/package/network/services/hostapd/patches/730-ft_iface.patch b/package/network/services/hostapd/patches/730-ft_iface.patch
new file mode 100644
index 0000000000..793e8e0194
--- /dev/null
+++ b/package/network/services/hostapd/patches/730-ft_iface.patch
@@ -0,0 +1,38 @@
+--- a/hostapd/config_file.c
++++ b/hostapd/config_file.c
+@@ -3031,6 +3031,8 @@ static int hostapd_config_fill(struct ho
+ 		wpa_printf(MSG_INFO,
+ 			   "Line %d: Obsolete peerkey parameter ignored", line);
+ #ifdef CONFIG_IEEE80211R_AP
++	} else if (os_strcmp(buf, "ft_iface") == 0) {
++		os_strlcpy(bss->ft_iface, pos, sizeof(bss->ft_iface));
+ 	} else if (os_strcmp(buf, "mobility_domain") == 0) {
+ 		if (os_strlen(pos) != 2 * MOBILITY_DOMAIN_ID_LEN ||
+ 		    hexstr2bin(pos, bss->mobility_domain,
+--- a/src/ap/ap_config.h
++++ b/src/ap/ap_config.h
+@@ -277,6 +277,7 @@ struct airtime_sta_weight {
+ struct hostapd_bss_config {
+ 	char iface[IFNAMSIZ + 1];
+ 	char bridge[IFNAMSIZ + 1];
++	char ft_iface[IFNAMSIZ + 1];
+ 	char vlan_bridge[IFNAMSIZ + 1];
+ 	char wds_bridge[IFNAMSIZ + 1];
+ 
+--- a/src/ap/wpa_auth_glue.c
++++ b/src/ap/wpa_auth_glue.c
+@@ -1565,8 +1565,12 @@ int hostapd_setup_wpa(struct hostapd_dat
+ 	    wpa_key_mgmt_ft(hapd->conf->wpa_key_mgmt)) {
+ 		const char *ft_iface;
+ 
+-		ft_iface = hapd->conf->bridge[0] ? hapd->conf->bridge :
+-			   hapd->conf->iface;
++		if (hapd->conf->ft_iface[0])
++			ft_iface = hapd->conf->ft_iface;
++		else if (hapd->conf->bridge[0])
++			ft_iface = hapd->conf->bridge;
++		else
++			ft_iface = hapd->conf->iface;
+ 		hapd->l2 = l2_packet_init(ft_iface, NULL, ETH_P_RRB,
+ 					  hostapd_rrb_receive, hapd, 1);
+ 		if (!hapd->l2) {



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