network/services/hostapd: move whole files outside of patches and drop Build/Prepare rule in favor of default one
This more of a demo for the previous commit that comes with this one, where I added support for copying source from 'src' to the build dir(s). Signed-off-by: Alexandru Ardelean <ardeleanalex@gmail.com>v19.07.3_mercusys_ac12_duma
Alexandru Ardelean
8 years ago
committed by
John Crispin
parent
7c8c3226dc
commit
58cf9a2476
@ -0,0 +1,536 @@
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/*
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* hostapd / ubus support
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* Copyright (c) 2013, Felix Fietkau <nbd@nbd.name>
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*
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* This software may be distributed under the terms of the BSD license.
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* See README for more details.
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*/
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#include "utils/includes.h"
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#include "utils/common.h"
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#include "utils/eloop.h"
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#include "common/ieee802_11_defs.h"
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#include "hostapd.h"
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#include "wps_hostapd.h"
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#include "sta_info.h"
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#include "ubus.h"
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#include "ap_drv_ops.h"
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#include "beacon.h"
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static struct ubus_context *ctx;
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static struct blob_buf b;
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static int ctx_ref;
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static inline struct hostapd_data *get_hapd_from_object(struct ubus_object *obj)
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{
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return container_of(obj, struct hostapd_data, ubus.obj);
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}
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struct ubus_banned_client {
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struct avl_node avl;
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u8 addr[ETH_ALEN];
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};
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static void ubus_receive(int sock, void *eloop_ctx, void *sock_ctx)
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{
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struct ubus_context *ctx = eloop_ctx;
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ubus_handle_event(ctx);
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}
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static void ubus_reconnect_timeout(void *eloop_data, void *user_ctx)
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{
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if (ubus_reconnect(ctx, NULL)) {
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eloop_register_timeout(1, 0, ubus_reconnect_timeout, ctx, NULL);
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return;
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}
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eloop_register_read_sock(ctx->sock.fd, ubus_receive, ctx, NULL);
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}
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static void hostapd_ubus_connection_lost(struct ubus_context *ctx)
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{
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eloop_unregister_read_sock(ctx->sock.fd);
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eloop_register_timeout(1, 0, ubus_reconnect_timeout, ctx, NULL);
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}
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static bool hostapd_ubus_init(void)
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{
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if (ctx)
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return true;
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ctx = ubus_connect(NULL);
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if (!ctx)
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return false;
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ctx->connection_lost = hostapd_ubus_connection_lost;
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eloop_register_read_sock(ctx->sock.fd, ubus_receive, ctx, NULL);
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return true;
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}
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static void hostapd_ubus_ref_inc(void)
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{
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ctx_ref++;
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}
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static void hostapd_ubus_ref_dec(void)
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{
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ctx_ref--;
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if (!ctx)
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return;
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if (ctx_ref)
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return;
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eloop_unregister_read_sock(ctx->sock.fd);
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ubus_free(ctx);
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ctx = NULL;
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}
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void hostapd_ubus_add_iface(struct hostapd_iface *iface)
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{
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if (!hostapd_ubus_init())
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return;
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}
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void hostapd_ubus_free_iface(struct hostapd_iface *iface)
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{
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if (!ctx)
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return;
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}
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static void
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hostapd_bss_del_ban(void *eloop_data, void *user_ctx)
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{
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struct ubus_banned_client *ban = eloop_data;
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struct hostapd_data *hapd = user_ctx;
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avl_delete(&hapd->ubus.banned, &ban->avl);
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free(ban);
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}
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static void
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hostapd_bss_ban_client(struct hostapd_data *hapd, u8 *addr, int time)
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{
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struct ubus_banned_client *ban;
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if (time < 0)
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time = 0;
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ban = avl_find_element(&hapd->ubus.banned, addr, ban, avl);
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if (!ban) {
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if (!time)
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return;
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ban = os_zalloc(sizeof(*ban));
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memcpy(ban->addr, addr, sizeof(ban->addr));
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ban->avl.key = ban->addr;
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avl_insert(&hapd->ubus.banned, &ban->avl);
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} else {
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eloop_cancel_timeout(hostapd_bss_del_ban, ban, hapd);
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if (!time) {
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hostapd_bss_del_ban(ban, hapd);
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return;
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}
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}
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eloop_register_timeout(0, time * 1000, hostapd_bss_del_ban, ban, hapd);
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}
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static int
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hostapd_bss_get_clients(struct ubus_context *ctx, struct ubus_object *obj,
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struct ubus_request_data *req, const char *method,
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struct blob_attr *msg)
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{
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struct hostapd_data *hapd = container_of(obj, struct hostapd_data, ubus.obj);
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struct sta_info *sta;
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void *list, *c;
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char mac_buf[20];
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static const struct {
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const char *name;
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uint32_t flag;
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} sta_flags[] = {
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{ "auth", WLAN_STA_AUTH },
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{ "assoc", WLAN_STA_ASSOC },
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{ "authorized", WLAN_STA_AUTHORIZED },
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{ "preauth", WLAN_STA_PREAUTH },
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{ "wds", WLAN_STA_WDS },
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{ "wmm", WLAN_STA_WMM },
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{ "ht", WLAN_STA_HT },
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{ "vht", WLAN_STA_VHT },
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{ "wps", WLAN_STA_WPS },
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{ "mfp", WLAN_STA_MFP },
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};
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blob_buf_init(&b, 0);
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blobmsg_add_u32(&b, "freq", hapd->iface->freq);
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list = blobmsg_open_table(&b, "clients");
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for (sta = hapd->sta_list; sta; sta = sta->next) {
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int i;
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sprintf(mac_buf, MACSTR, MAC2STR(sta->addr));
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c = blobmsg_open_table(&b, mac_buf);
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for (i = 0; i < ARRAY_SIZE(sta_flags); i++)
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blobmsg_add_u8(&b, sta_flags[i].name,
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!!(sta->flags & sta_flags[i].flag));
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blobmsg_add_u32(&b, "aid", sta->aid);
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blobmsg_close_table(&b, c);
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}
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blobmsg_close_array(&b, list);
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ubus_send_reply(ctx, req, b.head);
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return 0;
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}
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enum {
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DEL_CLIENT_ADDR,
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DEL_CLIENT_REASON,
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DEL_CLIENT_DEAUTH,
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DEL_CLIENT_BAN_TIME,
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__DEL_CLIENT_MAX
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};
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static const struct blobmsg_policy del_policy[__DEL_CLIENT_MAX] = {
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[DEL_CLIENT_ADDR] = { "addr", BLOBMSG_TYPE_STRING },
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[DEL_CLIENT_REASON] = { "reason", BLOBMSG_TYPE_INT32 },
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[DEL_CLIENT_DEAUTH] = { "deauth", BLOBMSG_TYPE_INT8 },
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[DEL_CLIENT_BAN_TIME] = { "ban_time", BLOBMSG_TYPE_INT32 },
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};
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static int
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hostapd_bss_del_client(struct ubus_context *ctx, struct ubus_object *obj,
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struct ubus_request_data *req, const char *method,
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struct blob_attr *msg)
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{
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struct blob_attr *tb[__DEL_CLIENT_MAX];
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struct hostapd_data *hapd = container_of(obj, struct hostapd_data, ubus.obj);
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struct sta_info *sta;
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bool deauth = false;
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int reason;
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u8 addr[ETH_ALEN];
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blobmsg_parse(del_policy, __DEL_CLIENT_MAX, tb, blob_data(msg), blob_len(msg));
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if (!tb[DEL_CLIENT_ADDR])
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return UBUS_STATUS_INVALID_ARGUMENT;
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if (hwaddr_aton(blobmsg_data(tb[DEL_CLIENT_ADDR]), addr))
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return UBUS_STATUS_INVALID_ARGUMENT;
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if (tb[DEL_CLIENT_REASON])
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reason = blobmsg_get_u32(tb[DEL_CLIENT_REASON]);
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if (tb[DEL_CLIENT_DEAUTH])
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deauth = blobmsg_get_bool(tb[DEL_CLIENT_DEAUTH]);
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sta = ap_get_sta(hapd, addr);
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if (sta) {
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if (deauth) {
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hostapd_drv_sta_deauth(hapd, addr, reason);
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ap_sta_deauthenticate(hapd, sta, reason);
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} else {
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hostapd_drv_sta_disassoc(hapd, addr, reason);
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ap_sta_disassociate(hapd, sta, reason);
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}
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}
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if (tb[DEL_CLIENT_BAN_TIME])
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hostapd_bss_ban_client(hapd, addr, blobmsg_get_u32(tb[DEL_CLIENT_BAN_TIME]));
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return 0;
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}
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static void
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blobmsg_add_macaddr(struct blob_buf *buf, const char *name, const u8 *addr)
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{
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char *s;
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s = blobmsg_alloc_string_buffer(buf, name, 20);
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sprintf(s, MACSTR, MAC2STR(addr));
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blobmsg_add_string_buffer(buf);
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}
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static int
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hostapd_bss_list_bans(struct ubus_context *ctx, struct ubus_object *obj,
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struct ubus_request_data *req, const char *method,
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struct blob_attr *msg)
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{
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struct hostapd_data *hapd = container_of(obj, struct hostapd_data, ubus.obj);
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struct ubus_banned_client *ban;
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void *c;
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blob_buf_init(&b, 0);
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c = blobmsg_open_array(&b, "clients");
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avl_for_each_element(&hapd->ubus.banned, ban, avl)
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blobmsg_add_macaddr(&b, NULL, ban->addr);
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blobmsg_close_array(&b, c);
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ubus_send_reply(ctx, req, b.head);
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return 0;
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}
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static int
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hostapd_bss_wps_start(struct ubus_context *ctx, struct ubus_object *obj,
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struct ubus_request_data *req, const char *method,
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struct blob_attr *msg)
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{
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int rc;
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struct hostapd_data *hapd = container_of(obj, struct hostapd_data, ubus.obj);
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rc = hostapd_wps_button_pushed(hapd, NULL);
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if (rc != 0)
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return UBUS_STATUS_NOT_SUPPORTED;
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return 0;
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}
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static int
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hostapd_bss_wps_cancel(struct ubus_context *ctx, struct ubus_object *obj,
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struct ubus_request_data *req, const char *method,
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struct blob_attr *msg)
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{
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int rc;
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struct hostapd_data *hapd = container_of(obj, struct hostapd_data, ubus.obj);
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rc = hostapd_wps_cancel(hapd);
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if (rc != 0)
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return UBUS_STATUS_NOT_SUPPORTED;
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return 0;
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}
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static int
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hostapd_bss_update_beacon(struct ubus_context *ctx, struct ubus_object *obj,
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struct ubus_request_data *req, const char *method,
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struct blob_attr *msg)
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{
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int rc;
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struct hostapd_data *hapd = container_of(obj, struct hostapd_data, ubus.obj);
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rc = ieee802_11_set_beacon(hapd);
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if (rc != 0)
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return UBUS_STATUS_NOT_SUPPORTED;
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return 0;
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}
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enum {
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CSA_FREQ,
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CSA_BCN_COUNT,
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__CSA_MAX
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};
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static const struct blobmsg_policy csa_policy[__CSA_MAX] = {
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/*
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* for now, frequency and beacon count are enough, add more
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* parameters on demand
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*/
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[CSA_FREQ] = { "freq", BLOBMSG_TYPE_INT32 },
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[CSA_BCN_COUNT] = { "bcn_count", BLOBMSG_TYPE_INT32 },
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};
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#ifdef NEED_AP_MLME
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static int
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hostapd_switch_chan(struct ubus_context *ctx, struct ubus_object *obj,
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struct ubus_request_data *req, const char *method,
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struct blob_attr *msg)
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{
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struct blob_attr *tb[__CSA_MAX];
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struct hostapd_data *hapd = get_hapd_from_object(obj);
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struct csa_settings css;
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blobmsg_parse(csa_policy, __CSA_MAX, tb, blob_data(msg), blob_len(msg));
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if (!tb[CSA_FREQ])
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return UBUS_STATUS_INVALID_ARGUMENT;
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memset(&css, 0, sizeof(css));
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css.freq_params.freq = blobmsg_get_u32(tb[CSA_FREQ]);
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if (tb[CSA_BCN_COUNT])
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css.cs_count = blobmsg_get_u32(tb[CSA_BCN_COUNT]);
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if (hostapd_switch_channel(hapd, &css) != 0)
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return UBUS_STATUS_NOT_SUPPORTED;
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return UBUS_STATUS_OK;
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}
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#endif
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enum {
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VENDOR_ELEMENTS,
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__VENDOR_ELEMENTS_MAX
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};
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static const struct blobmsg_policy ve_policy[__VENDOR_ELEMENTS_MAX] = {
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/* vendor elements are provided as hex-string */
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[VENDOR_ELEMENTS] = { "vendor_elements", BLOBMSG_TYPE_STRING },
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};
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static int
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hostapd_vendor_elements(struct ubus_context *ctx, struct ubus_object *obj,
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struct ubus_request_data *req, const char *method,
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struct blob_attr *msg)
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{
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struct blob_attr *tb[__VENDOR_ELEMENTS_MAX];
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struct hostapd_data *hapd = get_hapd_from_object(obj);
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struct hostapd_bss_config *bss = hapd->conf;
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struct wpabuf *elems;
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const char *pos;
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size_t len;
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blobmsg_parse(ve_policy, __VENDOR_ELEMENTS_MAX, tb,
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blob_data(msg), blob_len(msg));
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if (!tb[VENDOR_ELEMENTS])
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return UBUS_STATUS_INVALID_ARGUMENT;
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pos = blobmsg_data(tb[VENDOR_ELEMENTS]);
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len = os_strlen(pos);
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if (len & 0x01)
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return UBUS_STATUS_INVALID_ARGUMENT;
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len /= 2;
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if (len == 0) {
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wpabuf_free(bss->vendor_elements);
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bss->vendor_elements = NULL;
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return 0;
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}
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elems = wpabuf_alloc(len);
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if (elems == NULL)
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return 1;
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if (hexstr2bin(pos, wpabuf_put(elems, len), len)) {
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wpabuf_free(elems);
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return UBUS_STATUS_INVALID_ARGUMENT;
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}
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wpabuf_free(bss->vendor_elements);
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bss->vendor_elements = elems;
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/* update beacons if vendor elements were set successfully */
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if (ieee802_11_update_beacons(hapd->iface) != 0)
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return UBUS_STATUS_NOT_SUPPORTED;
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return UBUS_STATUS_OK;
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}
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static const struct ubus_method bss_methods[] = {
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UBUS_METHOD_NOARG("get_clients", hostapd_bss_get_clients),
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UBUS_METHOD("del_client", hostapd_bss_del_client, del_policy),
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UBUS_METHOD_NOARG("list_bans", hostapd_bss_list_bans),
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UBUS_METHOD_NOARG("wps_start", hostapd_bss_wps_start),
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UBUS_METHOD_NOARG("wps_cancel", hostapd_bss_wps_cancel),
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UBUS_METHOD_NOARG("update_beacon", hostapd_bss_update_beacon),
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#ifdef NEED_AP_MLME
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UBUS_METHOD("switch_chan", hostapd_switch_chan, csa_policy),
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#endif
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UBUS_METHOD("set_vendor_elements", hostapd_vendor_elements, ve_policy),
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};
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static struct ubus_object_type bss_object_type =
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UBUS_OBJECT_TYPE("hostapd_bss", bss_methods);
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static int avl_compare_macaddr(const void *k1, const void *k2, void *ptr)
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{
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return memcmp(k1, k2, ETH_ALEN);
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}
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void hostapd_ubus_add_bss(struct hostapd_data *hapd)
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{
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struct ubus_object *obj = &hapd->ubus.obj;
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char *name;
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int ret;
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if (!hostapd_ubus_init())
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return;
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if (asprintf(&name, "hostapd.%s", hapd->conf->iface) < 0)
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return;
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avl_init(&hapd->ubus.banned, avl_compare_macaddr, false, NULL);
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obj->name = name;
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obj->type = &bss_object_type;
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obj->methods = bss_object_type.methods;
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obj->n_methods = bss_object_type.n_methods;
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ret = ubus_add_object(ctx, obj);
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hostapd_ubus_ref_inc();
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}
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|
||||
void hostapd_ubus_free_bss(struct hostapd_data *hapd)
|
||||
{
|
||||
struct ubus_object *obj = &hapd->ubus.obj;
|
||||
char *name = (char *) obj->name;
|
||||
|
||||
if (!ctx)
|
||||
return;
|
||||
|
||||
if (obj->id) {
|
||||
ubus_remove_object(ctx, obj);
|
||||
hostapd_ubus_ref_dec();
|
||||
}
|
||||
|
||||
free(name);
|
||||
}
|
||||
|
||||
struct ubus_event_req {
|
||||
struct ubus_notify_request nreq;
|
||||
bool deny;
|
||||
};
|
||||
|
||||
static void
|
||||
ubus_event_cb(struct ubus_notify_request *req, int idx, int ret)
|
||||
{
|
||||
struct ubus_event_req *ureq = container_of(req, struct ubus_event_req, nreq);
|
||||
|
||||
if (ret)
|
||||
ureq->deny = true;
|
||||
}
|
||||
|
||||
int hostapd_ubus_handle_event(struct hostapd_data *hapd, struct hostapd_ubus_request *req)
|
||||
{
|
||||
struct ubus_banned_client *ban;
|
||||
const char *types[HOSTAPD_UBUS_TYPE_MAX] = {
|
||||
[HOSTAPD_UBUS_PROBE_REQ] = "probe",
|
||||
[HOSTAPD_UBUS_AUTH_REQ] = "auth",
|
||||
[HOSTAPD_UBUS_ASSOC_REQ] = "assoc",
|
||||
};
|
||||
const char *type = "mgmt";
|
||||
struct ubus_event_req ureq = {};
|
||||
const u8 *addr;
|
||||
|
||||
if (req->mgmt_frame)
|
||||
addr = req->mgmt_frame->sa;
|
||||
else
|
||||
addr = req->addr;
|
||||
|
||||
ban = avl_find_element(&hapd->ubus.banned, addr, ban, avl);
|
||||
if (ban)
|
||||
return -2;
|
||||
|
||||
if (!hapd->ubus.obj.has_subscribers)
|
||||
return 0;
|
||||
|
||||
if (req->type < ARRAY_SIZE(types))
|
||||
type = types[req->type];
|
||||
|
||||
blob_buf_init(&b, 0);
|
||||
blobmsg_add_macaddr(&b, "address", addr);
|
||||
if (req->mgmt_frame)
|
||||
blobmsg_add_macaddr(&b, "target", req->mgmt_frame->da);
|
||||
if (req->frame_info)
|
||||
blobmsg_add_u32(&b, "signal", req->frame_info->ssi_signal);
|
||||
blobmsg_add_u32(&b, "freq", hapd->iface->freq);
|
||||
|
||||
if (ubus_notify_async(ctx, &hapd->ubus.obj, type, b.head, &ureq.nreq))
|
||||
return 0;
|
||||
|
||||
ureq.nreq.status_cb = ubus_event_cb;
|
||||
ubus_complete_request(ctx, &ureq.nreq.req, 100);
|
||||
|
||||
if (ureq.deny)
|
||||
return -1;
|
||||
|
||||
return 0;
|
||||
}
|
||||
@ -0,0 +1,78 @@
|
||||
/*
|
||||
* hostapd / ubus support
|
||||
* Copyright (c) 2013, Felix Fietkau <nbd@nbd.name>
|
||||
*
|
||||
* This software may be distributed under the terms of the BSD license.
|
||||
* See README for more details.
|
||||
*/
|
||||
#ifndef __HOSTAPD_UBUS_H
|
||||
#define __HOSTAPD_UBUS_H
|
||||
|
||||
enum hostapd_ubus_event_type {
|
||||
HOSTAPD_UBUS_PROBE_REQ,
|
||||
HOSTAPD_UBUS_AUTH_REQ,
|
||||
HOSTAPD_UBUS_ASSOC_REQ,
|
||||
HOSTAPD_UBUS_TYPE_MAX
|
||||
};
|
||||
|
||||
struct hostapd_ubus_request {
|
||||
enum hostapd_ubus_event_type type;
|
||||
const struct ieee80211_mgmt *mgmt_frame;
|
||||
const struct hostapd_frame_info *frame_info;
|
||||
const u8 *addr;
|
||||
};
|
||||
|
||||
struct hostapd_iface;
|
||||
struct hostapd_data;
|
||||
|
||||
#ifdef UBUS_SUPPORT
|
||||
|
||||
#include <libubox/avl.h>
|
||||
#include <libubus.h>
|
||||
|
||||
struct hostapd_ubus_iface {
|
||||
struct ubus_object obj;
|
||||
};
|
||||
|
||||
struct hostapd_ubus_bss {
|
||||
struct ubus_object obj;
|
||||
struct avl_tree banned;
|
||||
};
|
||||
|
||||
void hostapd_ubus_add_iface(struct hostapd_iface *iface);
|
||||
void hostapd_ubus_free_iface(struct hostapd_iface *iface);
|
||||
void hostapd_ubus_add_bss(struct hostapd_data *hapd);
|
||||
void hostapd_ubus_free_bss(struct hostapd_data *hapd);
|
||||
|
||||
int hostapd_ubus_handle_event(struct hostapd_data *hapd, struct hostapd_ubus_request *req);
|
||||
|
||||
#else
|
||||
|
||||
struct hostapd_ubus_iface {};
|
||||
|
||||
struct hostapd_ubus_bss {};
|
||||
|
||||
static inline void hostapd_ubus_add_iface(struct hostapd_iface *iface)
|
||||
{
|
||||
}
|
||||
|
||||
static inline void hostapd_ubus_free_iface(struct hostapd_iface *iface)
|
||||
{
|
||||
}
|
||||
|
||||
static inline void hostapd_ubus_add_bss(struct hostapd_data *hapd)
|
||||
{
|
||||
}
|
||||
|
||||
static inline void hostapd_ubus_free_bss(struct hostapd_data *hapd)
|
||||
{
|
||||
}
|
||||
|
||||
static inline int hostapd_ubus_handle_event(struct hostapd_data *hapd, struct hostapd_ubus_request *req)
|
||||
{
|
||||
return 0;
|
||||
}
|
||||
|
||||
#endif
|
||||
|
||||
#endif
|
||||
@ -0,0 +1,17 @@
|
||||
#ifndef BUILD_FEATURES_H
|
||||
#define BUILD_FEATURES_H
|
||||
|
||||
static inline int has_feature(const char *feat)
|
||||
{
|
||||
#ifdef IEEE8021X_EAPOL
|
||||
if (!strcmp(feat, "eap"))
|
||||
return 1;
|
||||
#endif
|
||||
#ifdef IEEE80211N
|
||||
if (!strcmp(feat, "11n"))
|
||||
return 1;
|
||||
#endif
|
||||
return 0;
|
||||
}
|
||||
|
||||
#endif /* BUILD_FEATURES_H */
|
||||
Loading…
Reference in New Issue