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5b397d54ce
wlan-ap-Telecominfraproject/feeds/wifi-ax/hostapd/patches/700-wifi-reload.patch
Felix Fietkau 5b397d54ce wifi-ax: backport hostapd reload support 
Signed-off-by: Felix Fietkau <nbd@nbd.name>
2023-08-31 16:08:34 +02:00

329 lines
11 KiB
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--- a/hostapd/config_file.c
+++ b/hostapd/config_file.c
@@ -2437,8 +2437,13 @@ static int hostapd_config_fill(struct ho
bss->isolate = atoi(pos);
} else if (os_strcmp(buf, "ap_max_inactivity") == 0) {
bss->ap_max_inactivity = atoi(pos);
+ } else if (os_strcmp(buf, "config_id") == 0) {
+ bss->config_id = os_strdup(pos);
} else if (os_strcmp(buf, "skip_inactivity_poll") == 0) {
bss->skip_inactivity_poll = atoi(pos);
+ } else if (os_strcmp(buf, "config_id") == 0) {
+ os_free(bss->config_id);
+ bss->config_id = os_strdup(pos);
} else if (os_strcmp(buf, "country_code") == 0) {
if (pos[0] < 'A' || pos[0] > 'Z' ||
pos[1] < 'A' || pos[1] > 'Z') {
@@ -3133,6 +3138,8 @@ static int hostapd_config_fill(struct ho
}
} else if (os_strcmp(buf, "acs_exclude_dfs") == 0) {
conf->acs_exclude_dfs = atoi(pos);
+ } else if (os_strcmp(buf, "radio_config_id") == 0) {
+ conf->config_id = os_strdup(pos);
} else if (os_strcmp(buf, "op_class") == 0) {
conf->op_class = atoi(pos);
} else if (os_strcmp(buf, "channel") == 0) {
--- a/src/ap/ap_config.c
+++ b/src/ap/ap_config.c
@@ -785,6 +785,7 @@ void hostapd_config_free_bss(struct host
os_free(conf->radius_req_attr_sqlite);
os_free(conf->rsn_preauth_interfaces);
os_free(conf->ctrl_interface);
+ os_free(conf->config_id);
os_free(conf->ca_cert);
os_free(conf->server_cert);
os_free(conf->server_cert2);
@@ -981,6 +982,7 @@ void hostapd_config_free(struct hostapd_
for (i = 0; i < conf->num_bss; i++)
hostapd_config_free_bss(conf->bss[i]);
+ os_free(conf->config_id);
os_free(conf->bss);
os_free(conf->supported_rates);
os_free(conf->basic_rates);
--- a/src/ap/ap_config.h
+++ b/src/ap/ap_config.h
@@ -882,6 +882,7 @@ struct hostapd_bss_config {
#endif /* CONFIG_PASN */
unsigned int unsol_bcast_probe_resp_interval;
+ char *config_id;
};
/**
@@ -924,6 +925,7 @@ struct spatial_reuse {
struct hostapd_config {
struct hostapd_bss_config **bss, *last_bss;
size_t num_bss;
+ char *config_id;
u16 beacon_int;
int rts_threshold;
--- a/src/ap/hostapd.c
+++ b/src/ap/hostapd.c
@@ -99,7 +99,7 @@ void hostapd_reconfig_encryption(struct
}
-static void hostapd_reload_bss(struct hostapd_data *hapd)
+void hostapd_reload_bss(struct hostapd_data *hapd)
{
struct hostapd_ssid *ssid;
@@ -189,27 +189,34 @@ static void hostapd_reload_bss(struct ho
}
-static void hostapd_clear_old(struct hostapd_iface *iface)
+static void hostapd_clear_old_bss(struct hostapd_data *bss)
{
- size_t j;
+ wpa_printf(MSG_DEBUG, "BSS %s changed - clear old state",
+ bss->conf->iface);
/*
* Deauthenticate all stations since the new configuration may not
* allow them to use the BSS anymore.
*/
- for (j = 0; j < iface->num_bss; j++) {
- hostapd_flush_old_stations(iface->bss[j],
- WLAN_REASON_PREV_AUTH_NOT_VALID);
+ hostapd_flush_old_stations(bss, WLAN_REASON_PREV_AUTH_NOT_VALID);
#ifdef CONFIG_WEP
- hostapd_broadcast_wep_clear(iface->bss[j]);
+ hostapd_broadcast_wep_clear(bss);
#endif /* CONFIG_WEP */
#ifndef CONFIG_NO_RADIUS
- /* TODO: update dynamic data based on changed configuration
- * items (e.g., open/close sockets, etc.) */
- radius_client_flush(iface->bss[j]->radius, 0);
+ /* TODO: update dynamic data based on changed configuration
+ * items (e.g., open/close sockets, etc.) */
+ radius_client_flush(bss->radius, 0);
#endif /* CONFIG_NO_RADIUS */
- }
+}
+
+
+static void hostapd_clear_old(struct hostapd_iface *iface)
+{
+ size_t j;
+
+ for (j = 0; j < iface->num_bss; j++)
+ hostapd_clear_old_bss(iface->bss[j]);
}
@@ -218,6 +225,10 @@ static int hostapd_iface_conf_changed(st
{
size_t i;
+ if (newconf->config_id != oldconf->config_id)
+ if (strcmp(newconf->config_id, oldconf->config_id))
+ return 1;
+
if (newconf->num_bss != oldconf->num_bss)
return 1;
@@ -231,7 +242,7 @@ static int hostapd_iface_conf_changed(st
}
-int hostapd_reload_config(struct hostapd_iface *iface)
+int hostapd_reload_config(struct hostapd_iface *iface, int reconf)
{
struct hapd_interfaces *interfaces = iface->interfaces;
struct hostapd_data *hapd = iface->bss[0];
@@ -256,13 +267,16 @@ int hostapd_reload_config(struct hostapd
if (newconf == NULL)
return -1;
- hostapd_clear_old(iface);
-
oldconf = hapd->iconf;
if (hostapd_iface_conf_changed(newconf, oldconf)) {
char *fname;
int res;
+ if (reconf)
+ return -1;
+
+ hostapd_clear_old(iface);
+
wpa_printf(MSG_DEBUG,
"Configuration changes include interface/BSS modification - force full disable+enable sequence");
fname = os_strdup(iface->config_fname);
@@ -287,6 +301,24 @@ int hostapd_reload_config(struct hostapd
wpa_printf(MSG_ERROR,
"Failed to enable interface on config reload");
return res;
+ } else {
+ for (j = 0; j < iface->num_bss; j++) {
+ hapd = iface->bss[j];
+ if (!hapd->config_id || strcmp(hapd->config_id, newconf->bss[j]->config_id)) {
+ hostapd_flush_old_stations(iface->bss[j],
+ WLAN_REASON_PREV_AUTH_NOT_VALID);
+#ifdef CONFIG_WEP
+ hostapd_broadcast_wep_clear(iface->bss[j]);
+#endif
+
+#ifndef CONFIG_NO_RADIUS
+ /* TODO: update dynamic data based on changed configuration
+ * items (e.g., open/close sockets, etc.) */
+ radius_client_flush(iface->bss[j]->radius, 0);
+#endif /* CONFIG_NO_RADIUS */
+ wpa_printf(MSG_INFO, "bss %zu changed", j);
+ }
+ }
}
iface->conf = newconf;
@@ -303,6 +335,16 @@ int hostapd_reload_config(struct hostapd
for (j = 0; j < iface->num_bss; j++) {
hapd = iface->bss[j];
+ if (hapd->config_id) {
+ os_free(hapd->config_id);
+ hapd->config_id = NULL;
+ }
+ if (newconf->bss[j]->config_id)
+ hapd->config_id = strdup(newconf->bss[j]->config_id);
+ if (!hapd->conf->config_id || !newconf->bss[j]->config_id ||
+ os_strcmp(hapd->conf->config_id,
+ newconf->bss[j]->config_id) != 0)
+ hostapd_clear_old_bss(hapd);
hapd->iconf = newconf;
hapd->conf = newconf->bss[j];
hostapd_reload_bss(hapd);
@@ -1127,7 +1169,7 @@ static int db_table_create_radius_attrib
* initialized. Most of the modules that are initialized here will be
* deinitialized in hostapd_cleanup().
*/
-static int hostapd_setup_bss(struct hostapd_data *hapd, int first)
+int hostapd_setup_bss(struct hostapd_data *hapd, int first, bool set_beacon)
{
struct hostapd_bss_config *conf = hapd->conf;
u8 ssid[SSID_MAX_LEN + 1];
@@ -2114,7 +2156,7 @@ static int hostapd_setup_interface_compl
hapd = iface->bss[j];
if (j)
os_memcpy(hapd->own_addr, prev_addr, ETH_ALEN);
- if (hostapd_setup_bss(hapd, j == 0)) {
+ if (hostapd_setup_bss(hapd, j == 0, true)) {
for (;;) {
hapd = iface->bss[j];
hostapd_bss_deinit_no_free(hapd);
@@ -2374,6 +2416,10 @@ hostapd_alloc_bss_data(struct hostapd_if
hapd->iconf = conf;
hapd->conf = bss;
hapd->iface = hapd_iface;
+ if (bss && bss->config_id)
+ hapd->config_id = strdup(bss->config_id);
+ else
+ hapd->config_id = NULL;
if (conf)
hapd->driver = conf->driver;
hapd->ctrl_sock = -1;
@@ -2392,7 +2438,7 @@ hostapd_alloc_bss_data(struct hostapd_if
}
-static void hostapd_bss_deinit(struct hostapd_data *hapd)
+void hostapd_bss_deinit(struct hostapd_data *hapd)
{
if (!hapd)
return;
@@ -3009,7 +3055,7 @@ int hostapd_add_iface(struct hapd_interf
if (start_ctrl_iface_bss(hapd) < 0 ||
(hapd_iface->state == HAPD_IFACE_ENABLED &&
- hostapd_setup_bss(hapd, -1))) {
+ hostapd_setup_bss(hapd, -1, true))) {
hostapd_cleanup(hapd);
hapd_iface->bss[hapd_iface->num_bss - 1] = NULL;
hapd_iface->conf->num_bss--;
--- a/hostapd/ctrl_iface.c
+++ b/hostapd/ctrl_iface.c
@@ -186,7 +186,7 @@ static int hostapd_ctrl_iface_update(str
iface->interfaces->config_read_cb = hostapd_ctrl_iface_config_read;
reload_opts = txt;
- hostapd_reload_config(iface);
+ hostapd_reload_config(iface, 0);
iface->interfaces->config_read_cb = config_read_cb;
}
--- a/hostapd/main.c
+++ b/hostapd/main.c
@@ -317,7 +317,7 @@ static void handle_term(int sig, void *s
static int handle_reload_iface(struct hostapd_iface *iface, void *ctx)
{
- if (hostapd_reload_config(iface) < 0) {
+ if (hostapd_reload_config(iface, 0) < 0) {
wpa_printf(MSG_WARNING, "Failed to read new configuration "
"file - continuing with old.");
}
--- a/src/ap/hostapd.h
+++ b/src/ap/hostapd.h
@@ -47,7 +47,7 @@ struct mesh_conf;
struct hostapd_iface;
struct hapd_interfaces {
- int (*reload_config)(struct hostapd_iface *iface);
+ int (*reload_config)(struct hostapd_iface *iface, int reconf);
struct hostapd_config * (*config_read_cb)(const char *config_fname);
int (*ctrl_iface_init)(struct hostapd_data *hapd);
void (*ctrl_iface_deinit)(struct hostapd_data *hapd);
@@ -177,6 +177,7 @@ struct hostapd_data {
struct hostapd_bss_config *conf;
struct hostapd_ubus_bss ubus;
struct hostapd_ucode_bss ucode;
+ char *config_id;
int interface_added; /* virtual interface added for this BSS */
unsigned int started:1;
unsigned int disabled:1;
@@ -627,7 +628,9 @@ struct hostapd_iface {
int hostapd_for_each_interface(struct hapd_interfaces *interfaces,
int (*cb)(struct hostapd_iface *iface,
void *ctx), void *ctx);
-int hostapd_reload_config(struct hostapd_iface *iface);
+int hostapd_reload_config(struct hostapd_iface *iface, int reconf);
+void hostapd_reload_bss(struct hostapd_data *hapd);
+void hostapd_bss_deinit(struct hostapd_data *hapd);
void hostapd_reconfig_encryption(struct hostapd_data *hapd);
struct hostapd_data *
hostapd_alloc_bss_data(struct hostapd_iface *hapd_iface,
@@ -644,6 +647,7 @@ struct hostapd_iface * hostapd_init(stru
struct hostapd_iface *
hostapd_interface_init_bss(struct hapd_interfaces *interfaces, const char *phy,
const char *config_fname, int debug);
+int hostapd_setup_bss(struct hostapd_data *hapd, int first, bool set_beacon);
void hostapd_new_assoc_sta(struct hostapd_data *hapd, struct sta_info *sta,
int reassoc);
void hostapd_interface_deinit_free(struct hostapd_iface *iface);
--- a/src/ap/wps_hostapd.c
+++ b/src/ap/wps_hostapd.c
@@ -315,7 +315,7 @@ static void wps_reload_config(void *eloo
wpa_printf(MSG_DEBUG, "WPS: Reload configuration data");
if (iface->interfaces == NULL ||
- iface->interfaces->reload_config(iface) < 0) {
+ iface->interfaces->reload_config(iface, 1) < 0) {
wpa_printf(MSG_WARNING, "WPS: Failed to reload the updated "
"configuration");
}
--- a/src/drivers/driver_nl80211.c
+++ b/src/drivers/driver_nl80211.c
@@ -4766,6 +4766,9 @@ static int wpa_driver_nl80211_set_ap(voi
if (ret) {
wpa_printf(MSG_DEBUG, "nl80211: Beacon set failed: %d (%s)",
ret, strerror(-ret));
+ if (!bss->beacon_set)
+ ret = 0;
+ bss->beacon_set = 0;
} else {
bss->beacon_set = 1;
nl80211_set_bss(bss, params->cts_protect, params->preamble,
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