package/network/services/hostapd/patches/700-wifi-reload.patch

   1 --- a/hostapd/config_file.c
   2 +++ b/hostapd/config_file.c
   3 @@ -2470,6 +2470,8 @@ static int hostapd_config_fill(struct ho
   4                 bss->isolate = atoi(pos);
   5         } else if (os_strcmp(buf, "ap_max_inactivity") == 0) {
   6                 bss->ap_max_inactivity = atoi(pos);
   7 +       } else if (os_strcmp(buf, "config_id") == 0) {
   8 +               bss->config_id = os_strdup(pos);
   9         } else if (os_strcmp(buf, "skip_inactivity_poll") == 0) {
  10                 bss->skip_inactivity_poll = atoi(pos);
  11         } else if (os_strcmp(buf, "country_code") == 0) {
  12 @@ -3131,6 +3133,8 @@ static int hostapd_config_fill(struct ho
  13                 }
  14         } else if (os_strcmp(buf, "acs_exclude_dfs") == 0) {
  15                 conf->acs_exclude_dfs = atoi(pos);
  16 +       } else if (os_strcmp(buf, "radio_config_id") == 0) {
  17 +                       conf->config_id = os_strdup(pos);
  18         } else if (os_strcmp(buf, "channel") == 0) {
  19                 if (os_strcmp(pos, "acs_survey") == 0) {
  20  #ifndef CONFIG_ACS
  21 --- a/src/ap/ap_config.c
  22 +++ b/src/ap/ap_config.c
  23 @@ -698,6 +698,7 @@ void hostapd_config_free_bss(struct host
  24         os_free(conf->radius_req_attr_sqlite);
  25         os_free(conf->rsn_preauth_interfaces);
  26         os_free(conf->ctrl_interface);
  27 +       os_free(conf->config_id);
  28         os_free(conf->ca_cert);
  29         os_free(conf->server_cert);
  30         os_free(conf->server_cert2);
  31 @@ -881,6 +882,7 @@ void hostapd_config_free(struct hostapd_
  32
  33         for (i = 0; i < conf->num_bss; i++)
  34                 hostapd_config_free_bss(conf->bss[i]);
  35 +       os_free(conf->config_id);
  36         os_free(conf->bss);
  37         os_free(conf->supported_rates);
  38         os_free(conf->basic_rates);
  39 --- a/src/ap/ap_config.h
  40 +++ b/src/ap/ap_config.h
  41 @@ -829,6 +829,7 @@ struct hostapd_bss_config {
  42          */
  43         u8 mka_psk_set;
  44  #endif /* CONFIG_MACSEC */
  45 +       char *config_id;
  46  };
  47
  48  /**
  49 @@ -1012,6 +1013,7 @@ struct hostapd_config {
  50         unsigned int airtime_update_interval;
  51  #define AIRTIME_MODE_MAX (__AIRTIME_MODE_MAX - 1)
  52  #endif /* CONFIG_AIRTIME_POLICY */
  53 +       char *config_id;
  54  };
  55
  56
  57 --- a/src/ap/hostapd.c
  58 +++ b/src/ap/hostapd.c
  59 @@ -206,6 +206,10 @@ static int hostapd_iface_conf_changed(st
  60  {
  61         size_t i;
  62
  63 +       if (newconf->config_id != oldconf->config_id)
  64 +               if (strcmp(newconf->config_id, oldconf->config_id))
  65 +                       return 1;
  66 +
  67         if (newconf->num_bss != oldconf->num_bss)
  68                 return 1;
  69
  70 @@ -219,7 +223,7 @@ static int hostapd_iface_conf_changed(st
  71  }
  72
  73
  74 -int hostapd_reload_config(struct hostapd_iface *iface)
  75 +int hostapd_reload_config(struct hostapd_iface *iface, int reconf)
  76  {
  77         struct hapd_interfaces *interfaces = iface->interfaces;
  78         struct hostapd_data *hapd = iface->bss[0];
  79 @@ -242,13 +246,16 @@ int hostapd_reload_config(struct hostapd
  80         if (newconf == NULL)
  81                 return -1;
  82
  83 -       hostapd_clear_old(iface);
  84 -
  85         oldconf = hapd->iconf;
  86         if (hostapd_iface_conf_changed(newconf, oldconf)) {
  87                 char *fname;
  88                 int res;
  89
  90 +               if (reconf)
  91 +                       return -1;
  92 +
  93 +               hostapd_clear_old(iface);
  94 +
  95                 wpa_printf(MSG_DEBUG,
  96                            "Configuration changes include interface/BSS modification - force full disable+enable sequence");
  97                 fname = os_strdup(iface->config_fname);
  98 @@ -273,6 +280,22 @@ int hostapd_reload_config(struct hostapd
  99                         wpa_printf(MSG_ERROR,
 100                                    "Failed to enable interface on config reload");
 101                 return res;
 102 +       } else {
 103 +               for (j = 0; j < iface->num_bss; j++) {
 104 +                       hapd = iface->bss[j];
 105 +                       if (!hapd->config_id || strcmp(hapd->config_id, newconf->bss[j]->config_id)) {
 106 +                               hostapd_flush_old_stations(iface->bss[j],
 107 +                                                          WLAN_REASON_PREV_AUTH_NOT_VALID);
 108 +                               hostapd_broadcast_wep_clear(iface->bss[j]);
 109 +
 110 +#ifndef CONFIG_NO_RADIUS
 111 +                               /* TODO: update dynamic data based on changed configuration
 112 +                                * items (e.g., open/close sockets, etc.) */
 113 +                               radius_client_flush(iface->bss[j]->radius, 0);
 114 +#endif /* CONFIG_NO_RADIUS */
 115 +                               wpa_printf(MSG_INFO, "bss %d changed", j);
 116 +                       }
 117 +               }
 118         }
 119         iface->conf = newconf;
 120
 121 @@ -289,6 +312,12 @@ int hostapd_reload_config(struct hostapd
 122
 123         for (j = 0; j < iface->num_bss; j++) {
 124                 hapd = iface->bss[j];
 125 +               if (hapd->config_id) {
 126 +                       os_free(hapd->config_id);
 127 +                       hapd->config_id = NULL;
 128 +               }
 129 +               if (newconf->bss[j]->config_id)
 130 +                       hapd->config_id = strdup(newconf->bss[j]->config_id);
 131                 hapd->iconf = newconf;
 132                 hapd->conf = newconf->bss[j];
 133                 hostapd_reload_bss(hapd);
 134 @@ -2257,6 +2286,10 @@ hostapd_alloc_bss_data(struct hostapd_if
 135         hapd->iconf = conf;
 136         hapd->conf = bss;
 137         hapd->iface = hapd_iface;
 138 +       if (bss && bss->config_id)
 139 +               hapd->config_id = strdup(bss->config_id);
 140 +       else
 141 +               hapd->config_id = NULL;
 142         if (conf)
 143                 hapd->driver = conf->driver;
 144         hapd->ctrl_sock = -1;
 145 --- a/src/ap/hostapd.h
 146 +++ b/src/ap/hostapd.h
 147 @@ -42,7 +42,7 @@ struct mesh_conf;
 148  struct hostapd_iface;
 149
 150  struct hapd_interfaces {
 151 -       int (*reload_config)(struct hostapd_iface *iface);
 152 +       int (*reload_config)(struct hostapd_iface *iface, int reconf);
 153         struct hostapd_config * (*config_read_cb)(const char *config_fname);
 154         int (*ctrl_iface_init)(struct hostapd_data *hapd);
 155         void (*ctrl_iface_deinit)(struct hostapd_data *hapd);
 156 @@ -148,6 +148,7 @@ struct hostapd_data {
 157         struct hostapd_config *iconf;
 158         struct hostapd_bss_config *conf;
 159         struct hostapd_ubus_bss ubus;
 160 +       char *config_id;
 161         int interface_added; /* virtual interface added for this BSS */
 162         unsigned int started:1;
 163         unsigned int disabled:1;
 164 @@ -575,7 +576,7 @@ struct hostapd_iface {
 165  int hostapd_for_each_interface(struct hapd_interfaces *interfaces,
 166                                int (*cb)(struct hostapd_iface *iface,
 167                                          void *ctx), void *ctx);
 168 -int hostapd_reload_config(struct hostapd_iface *iface);
 169 +int hostapd_reload_config(struct hostapd_iface *iface, int reconf);
 170  void hostapd_reconfig_encryption(struct hostapd_data *hapd);
 171  struct hostapd_data *
 172  hostapd_alloc_bss_data(struct hostapd_iface *hapd_iface,
 173 --- a/src/drivers/driver_nl80211.c
 174 +++ b/src/drivers/driver_nl80211.c
 175 @@ -4295,6 +4295,9 @@ static int wpa_driver_nl80211_set_ap(voi
 176         if (ret) {
 177                 wpa_printf(MSG_DEBUG, "nl80211: Beacon set failed: %d (%s)",
 178                            ret, strerror(-ret));
 179 +               if (!bss->beacon_set)
 180 +                       ret = 0;
 181 +               bss->beacon_set = 0;
 182         } else {
 183                 bss->beacon_set = 1;
 184                 nl80211_set_bss(bss, params->cts_protect, params->preamble,
 185 --- a/hostapd/ctrl_iface.c
 186 +++ b/hostapd/ctrl_iface.c
 187 @@ -182,7 +182,7 @@ static int hostapd_ctrl_iface_update(str
 188         iface->interfaces->config_read_cb = hostapd_ctrl_iface_config_read;
 189         reload_opts = txt;
 190
 191 -       hostapd_reload_config(iface);
 192 +       hostapd_reload_config(iface, 0);
 193
 194         iface->interfaces->config_read_cb = config_read_cb;
 195  }
 196 --- a/hostapd/main.c
 197 +++ b/hostapd/main.c
 198 @@ -320,7 +320,7 @@ static void handle_term(int sig, void *s
 199
 200  static int handle_reload_iface(struct hostapd_iface *iface, void *ctx)
 201  {
 202 -       if (hostapd_reload_config(iface) < 0) {
 203 +       if (hostapd_reload_config(iface, 0) < 0) {
 204                 wpa_printf(MSG_WARNING, "Failed to read new configuration "
 205                            "file - continuing with old.");
 206         }
 207 --- a/src/ap/wps_hostapd.c
 208 +++ b/src/ap/wps_hostapd.c
 209 @@ -275,7 +275,7 @@ static void wps_reload_config(void *eloo
 210
 211         wpa_printf(MSG_DEBUG, "WPS: Reload configuration data");
 212         if (iface->interfaces == NULL ||
 213 -           iface->interfaces->reload_config(iface) < 0) {
 214 +           iface->interfaces->reload_config(iface, 1) < 0) {
 215                 wpa_printf(MSG_WARNING, "WPS: Failed to reload the updated "
 216                            "configuration");
 217         }