[openwrt/openwrt] hostapd: document ubus methods
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lede-commits at lists.infradead.org
Tue Jun 21 06:21:03 PDT 2022
stintel pushed a commit to openwrt/openwrt.git, branch master:
https://git.openwrt.org/33e7f7c0285619c3be58ae7db5617bea9938a46a
commit 33e7f7c0285619c3be58ae7db5617bea9938a46a
Author: Stijn Tintel <stijn at linux-ipv6.be>
AuthorDate: Mon May 9 14:55:42 2022 +0300
hostapd: document ubus methods
Document the ubus methods we added to hostapd so that people don't have
to read code to figure out which methods are available and what they do.
Signed-off-by: Stijn Tintel <stijn at linux-ipv6.be>
---
package/network/services/hostapd/README.md | 416 +++++++++++++++++++++++++++++
1 file changed, 416 insertions(+)
diff --git a/package/network/services/hostapd/README.md b/package/network/services/hostapd/README.md
new file mode 100644
index 0000000000..bd347c61dd
--- /dev/null
+++ b/package/network/services/hostapd/README.md
@@ -0,0 +1,416 @@
+# UBUS methods - hostapd
+
+## bss_mgmt_enable
+Enable 802.11k/v features.
+
+### arguments
+| Name | Type | Required | Description |
+|---|---|---|---|
+| neighbor_report | bool | no | enable 802.11k neighbor reports |
+| beacon_report | bool | no | enable 802.11k beacon reports |
+| link_measurements | bool | no | enable 802.11k link measurements |
+| bss_transition | bool | no | enable 802.11v BSS transition support |
+
+### example
+`ubus call hostapd.wl5-fb bss_mgmt_enable '{ "neighbor_report": true, "beacon_report": true, "link_measurements": true, "bss_transition": true
+}'`
+
+
+## bss_transition_request
+Initiate an 802.11v transition request.
+
+### arguments
+| Name | Type | Required | Description |
+|---|---|---|---|
+| addr | string | yes | client MAC address |
+| disassociation_imminent | bool | no | set Disassociation Imminent bit |
+| disassociation_timer | int32 | no | disassociate client if it doesn't roam after this time |
+| validity_period | int32 | no | validity of the BSS Transition Candiate List |
+| neighbors | array | no | BSS Transition Candidate List |
+| abridged | bool | no | prefer APs in the BSS Transition Candidate List |
+| dialog_token | int32 | no | identifier for the request/report transaction |
+
+### example
+`ubus call hostapd.wl5-fb bss_transition_request '{ "addr": "68:2F:67:8B:98:ED", "disassociation_imminent": false, "disassociation_timer": 0, "validity_period": 30, "neighbors": ["b6a7b9cbeebabf5900008064090603026a00"], "abridged": 1 }'`
+
+
+## config_add
+Dynamically load a BSS configuration from a file. This is used by netifd's mac80211 support script to configure BSSes on multiple PHYs in a single hostapd instance.
+
+### arguments
+| Name | Type | Required | Description |
+|---|---|---|---|
+| iface | string | yes | WiFi interface name |
+| config | string | yes | path to hostapd config file |
+
+
+## config_remove
+Dynamically remove a BSS configuration.
+
+### arguments
+| Name | Type | Required | Description |
+|---|---|---|---|
+| iface | string | yes | WiFi interface name |
+
+
+## del_client
+Kick a client off the network.
+
+### arguments
+| Name | Type | Required | Description |
+|---|---|---|---|
+| addr | string | yes | client MAC address |
+| reason | int32 | no | 802.11 reason code |
+| deauth | bool | no | deauthenticates client instead of disassociating |
+| ban_time | int32 | no | ban client for N milliseconds |
+
+### example
+`ubus call hostapd.wl5-fb del_client '{ "addr": "68:2f:67:8b:98:ed", "reason": 5, "deauth": true, "ban_time": 10000 }'`
+
+
+## get_clients
+Show associated clients.
+
+### example
+`ubus call hostapd.wl5-fb get_clients`
+
+### output
+```json
+{
+ "freq": 5260,
+ "clients": {
+ "68:2f:67:8b:98:ed": {
+ "auth": true,
+ "assoc": true,
+ "authorized": true,
+ "preauth": false,
+ "wds": false,
+ "wmm": true,
+ "ht": true,
+ "vht": true,
+ "he": false,
+ "wps": false,
+ "mfp": true,
+ "rrm": [
+ 0,
+ 0,
+ 0,
+ 0,
+ 0
+ ],
+ "extended_capabilities": [
+ 0,
+ 0,
+ 0,
+ 0,
+ 0,
+ 0,
+ 0,
+ 64
+ ],
+ "aid": 3,
+ "signature": "wifi4|probe:0,1,45,127,107,191,221(0017f2,10),221(001018,2),htcap:006f,htagg:1b,htmcs:0000ffff,vhtcap:0f825832,vhtrxmcs:0000ffea,vhttxmcs:0000ffea,extcap:0000008000000040|assoc:0,1,33,36,48,45,127,191,221(0017f2,10),221(001018,2),221(0050f2,2),htcap:006f,htagg:1b,htmcs:0000ffff,vhtcap:0f825832,vhtrxmcs:0000ffea,vhttxmcs:0000ffea,txpow:14f9,extcap:0000000000000040",
+ "bytes": {
+ "rx": 1933667,
+ "tx": 746805
+ },
+ "airtime": {
+ "rx": 208863,
+ "tx": 9037883
+ },
+ "packets": {
+ "rx": 3587,
+ "tx": 2185
+ },
+ "rate": {
+ "rx": 866700,
+ "tx": 866700
+ },
+ "signal": -50,
+ "capabilities": {
+ "vht": {
+ "su_beamformee": true,
+ "mu_beamformee": false,
+ "mcs_map": {
+ "rx": {
+ "1ss": 9,
+ "2ss": 9,
+ "3ss": 9,
+ "4ss": -1,
+ "5ss": -1,
+ "6ss": -1,
+ "7ss": -1,
+ "8ss": -1
+ },
+ "tx": {
+ "1ss": 9,
+ "2ss": 9,
+ "3ss": 9,
+ "4ss": -1,
+ "5ss": -1,
+ "6ss": -1,
+ "7ss": -1,
+ "8ss": -1
+ }
+ }
+ }
+ }
+ }
+ }
+}
+```
+
+
+## get_features
+Show HT/VHT support.
+
+### example
+`ubus call hostapd.wl5-fb get_features`
+
+### output
+```json
+{
+ "ht_supported": true,
+ "vht_supported": true
+}
+```
+
+
+## get_status
+Get BSS status.
+
+### example
+`ubus call hostapd.wl5-fb get_status`
+
+### output
+```json
+{
+ "status": "ENABLED",
+ "bssid": "b6:a7:b9:cb:ee:bc",
+ "ssid": "fb",
+ "freq": 5260,
+ "channel": 52,
+ "op_class": 128,
+ "beacon_interval": 100,
+ "phy": "wl5-lan",
+ "rrm": {
+ "neighbor_report_tx": 0
+ },
+ "wnm": {
+ "bss_transition_query_rx": 0,
+ "bss_transition_request_tx": 0,
+ "bss_transition_response_rx": 0
+ },
+ "airtime": {
+ "time": 259561738,
+ "time_busy": 2844249,
+ "utilization": 0
+ },
+ "dfs": {
+ "cac_seconds": 60,
+ "cac_active": false,
+ "cac_seconds_left": 0
+ }
+}
+```
+
+
+## link_measurement_req
+Initiate an 802.11k Link Measurement Request.
+
+### arguments
+| Name | Type | Required | Description |
+|---|---|---|---|
+| addr | string | yes | client MAC address |
+| tx-power-used | int32 | no | transmit power used to transmit the Link Measurement Request frame |
+| tx-power-max | int32 | no | upper limit of transmit power to be used by the client |
+
+
+## list_bans
+List banned clients.
+
+### example
+`ubus call hostapd.wl5-fb list_bans`
+
+### output
+```json
+{
+ "clients": [
+ "68:2f:67:8b:98:ed"
+ ]
+}
+```
+
+
+## notify_response
+When enabled, hostapd will send a ubus notification and wait for a response before responding to various requests. This is used by e.g. usteer to make it possible to ignore probe requests.
+
+:warning: enabling this will cause hostapd to stop responding to probe requests unless a ubus subscriber responds to the ubus notifications.
+
+### arguments
+| Name | Type | Required | Description |
+|---|---|---|---|
+| notify_response | int32 | yes | disable (0) or enable (!0) |
+
+### example
+`ubus call hostapd.wl5-fb notify_response '{ "notify_response": 1 }'`
+
+## reload
+Reload BSS configuration.
+
+:warning: this can cause problems for certain configurations:
+
+```
+Mon May 16 16:09:08 2022 daemon.warn hostapd: Failed to check if DFS is required; ret=-1
+Mon May 16 16:09:08 2022 daemon.warn hostapd: Failed to check if DFS is required; ret=-1
+Mon May 16 16:09:08 2022 daemon.err hostapd: Wrong coupling between HT and VHT/HE channel setting
+```
+
+### example
+`ubus call hostapd.wl5-fb reload`
+
+
+## rrm_beacon_req
+Send a Beacon Measurement Request to a client.
+
+### arguments
+| Name | Type | Required | Description |
+|---|---|---|---|
+| addr | string | yes | client MAC address |
+| op_class | int32 | yes | the Regulatory Class for which this Measurement Request applies |
+| channel | int32 | yes | channel to measure |
+| duration | int32 | yes | compile Beacon Measurement Report after N TU |
+| mode | int32 | yes | mode to be used for measurement (0: passive, 1: active, 2: beacon table) |
+| bssid | string | no | filter BSSes in Beacon Measurement Report by BSSID |
+| ssid | string | no | filter BSSes in Beacon Measurement Report by SSID|
+
+
+## rrm_nr_get_own
+Show Neighbor Report Element for this BSS.
+
+### example
+`ubus call hostapd.wl5-fb rrm_nr_get_own`
+
+### output
+```json
+{
+ "value": [
+ "b6:a7:b9:cb:ee:bc",
+ "fb",
+ "b6a7b9cbeebcaf5900008095090603029b00"
+ ]
+}
+```
+
+
+## rrm_nr_list
+Show Neighbor Report Elements for other BSSes in this ESS.
+
+### example
+`ubus call hostapd.wl5-fb rrm_nr_list`
+
+### output
+```json
+{
+ "list": [
+ [
+ "b6:a7:b9:cb:ee:ba",
+ "fb",
+ "b6a7b9cbeebabf5900008064090603026a00"
+ ]
+ ]
+}
+```
+
+## rrm_nr_set
+Set the Neighbor Report Elements. An element for the node on which this command is executed will always be added.
+
+### arguments
+| Name | Type | Required | Description |
+|---|---|---|---|
+| list | array | yes | array of Neighbor Report Elements in the format of the rrm_nr_list output |
+
+### example
+`ubus call hostapd.wl5-fb rrm_nr_set '{ "list": [ [ "b6:a7:b9:cb:ee:ba", "fb", "b6a7b9cbeebabf5900008064090603026a00" ] ] }'`
+
+
+## set_vendor_elements
+Configure Vendor-specific Information Elements for BSS.
+
+### arguments
+| Name | Type | Required | Description |
+|---|---|---|---|
+| vendor_elements | string | yes | Vendor-specific Information Elements as hex string |
+
+### example
+`ubus call hostapd.wl5-fb set_vendor_elements '{ "vendor_elements": "dd054857dd6662" }'`
+
+
+## switch_chan
+Initiate a channel switch.
+
+:warning: trying to switch to the channel that is currently in use will fail: `Command failed: Operation not supported`
+
+### arguments
+| Name | Type | Required | Description |
+|---|---|---|---|
+| freq | int32 | yes | frequency in MHz to switch to |
+| bcn_count | int32 | no | count in Beacon frames (TBTT) to perform the switch |
+| center_freq1 | int32 | no | segment 0 center frequency in MHz (valid for HT and VHT) |
+| center_freq2 | int32 | no | segment 1 center frequency in MHz (valid only for 80 MHz channel width and an 80+80 channel) |
+| bandwidth | int32 | no | channel width to use |
+| sec_channel_offset| int32 | no | secondary channel offset for HT40 (0 = disabled, 1 = HT40+, -1 = HT40-) |
+| ht | bool | no | enable 802.11n |
+| vht | bool | no | enable 802.11ac |
+| he | bool | no | enable 802.11ax |
+| block_tx | bool | no | block transmission during CSA period |
+| csa_force | bool | no | restart the interface in case the CSA fails |
+
+## example
+`ubus call hostapd.wl5-fb switch_chan '{ "freq": 5180, "bcn_count": 10, "center_freq1": 5210, "bandwidth": 80, "he": 1, "block_tx": 1, "csa_force": 0 }'`
+
+
+## update_airtime
+Set dynamic airtime weight for client.
+
+### arguments
+| Name | Type | Required | Description |
+|---|---|---|---|
+| sta | string | yes | client MAC address |
+| weight | int32 | yes | airtime weight |
+
+
+## update_beacon
+Force beacon frame content to be updated and to start beaconing on an interface that uses start_disabled=1.
+
+### example
+`ubus call hostapd.wl5-fb update_beacon`
+
+
+## wps_status
+Get WPS status for BSS.
+
+### example
+`ubus call hostapd.wl5-fb wps_status`
+
+### output
+```json
+{
+ "pbc_status": "Disabled",
+ "last_wps_result": "None"
+}
+```
+
+
+## wps_cancel
+Cancel WPS Push Button Configuration.
+
+### example
+`ubus call hostapd.wl5-fb wps_cancel`
+
+
+## wps_start
+Start WPS Push Button Configuration.
+
+### example
+`ubus call hostapd.wl5-fb wps_start`
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