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WIFI-14460: Update RRM using Channel Utilization script - Improve policy_chanutil.uc script - Improve scripts reading pdev_stats - Support 6G radio AP - Support WiFi7 AP

Browse Source 
Signed-off-by: Tanya Singh <tanya_singh@accton.com>
This commit is contained in:
Tanya Singh
2025-03-25 14:25:14 +08:00
committed by John Crispin
parent caee55a61f
commit 954108d742
5 changed files with 286 additions and 227 deletions
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22
feeds/ipq807x_v5.4/ipq50xx/base-files/etc/hotplug.d/firmware/11-ath11k-pdev-stats
View File

@@ -6,26 +6,26 @@ board=$(board_name)
case "$board" in case "$board" in
"edgecore,eap101") "edgecore,eap101")
ln -s /sys/kernel/debug/ath11k/ipq6018\ hw1.0/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy0 ln -s /sys/kernel/debug/ath11k/ipq6018\ hw1.0/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy5g
ln -s /sys/kernel/debug/ath11k/ipq6018\ hw1.0/mac1/fw_stats/pdev_stats /tmp/pdev_stats_phy1 ln -s /sys/kernel/debug/ath11k/ipq6018\ hw1.0/mac1/fw_stats/pdev_stats /tmp/pdev_stats_phy2g
;; ;;
"edgecore,eap102") "edgecore,eap102")
ln -s /sys/kernel/debug/ath11k/ipq8074\ hw2.0/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy0 ln -s /sys/kernel/debug/ath11k/ipq8074\ hw2.0/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy5g
ln -s /sys/kernel/debug/ath11k/ipq8074\ hw2.0/mac1/fw_stats/pdev_stats /tmp/pdev_stats_phy1 ln -s /sys/kernel/debug/ath11k/ipq8074\ hw2.0/mac1/fw_stats/pdev_stats /tmp/pdev_stats_phy2g
;; ;;
"edgecore,oap101e-6e"|\ "edgecore,oap101e-6e"|\
"edgecore,oap101-6e") "edgecore,oap101-6e")
ln -s /sys/kernel/debug/ath11k/ipq5018\ hw1.0/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy0 ln -s /sys/kernel/debug/ath11k/ipq5018\ hw1.0/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy2g
ln -s /sys/kernel/debug/ath11k/qcn6122_1/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy1 ln -s /sys/kernel/debug/ath11k/qcn6122_1/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy5g
ln -s /sys/kernel/debug/ath11k/qcn6122_2/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy2 ln -s /sys/kernel/debug/ath11k/qcn6122_2/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy6g
;; ;;
"edgecore,oap101e"|\ "edgecore,oap101e"|\
"edgecore,oap101") "edgecore,oap101")
ln -s /sys/kernel/debug/ath11k/ipq5018\ hw1.0/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy0 ln -s /sys/kernel/debug/ath11k/ipq5018\ hw1.0/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy2g
ln -s /sys/kernel/debug/ath11k/qcn6122_1/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy1 ln -s /sys/kernel/debug/ath11k/qcn6122_1/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy5g
;; ;;
"edgecore,eap104") "edgecore,eap104")
ln -s /sys/kernel/debug/ath11k/ipq5018\ hw1.0/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy0 ln -s /sys/kernel/debug/ath11k/ipq5018\ hw1.0/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy2g
ln -s /sys/kernel/debug/ath11k/qcn6122_2/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy1 ln -s /sys/kernel/debug/ath11k/qcn6122_2/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy5g
;; ;;
esac esac

22
feeds/ipq807x_v5.4/ipq60xx/base-files/etc/hotplug.d/firmware/11-ath11k-pdev-stats
View File

@@ -6,26 +6,26 @@ board=$(board_name)
case "$board" in case "$board" in
"edgecore,eap101") "edgecore,eap101")
ln -s /sys/kernel/debug/ath11k/ipq6018\ hw1.0/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy0 ln -s /sys/kernel/debug/ath11k/ipq6018\ hw1.0/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy5g
ln -s /sys/kernel/debug/ath11k/ipq6018\ hw1.0/mac1/fw_stats/pdev_stats /tmp/pdev_stats_phy1 ln -s /sys/kernel/debug/ath11k/ipq6018\ hw1.0/mac1/fw_stats/pdev_stats /tmp/pdev_stats_phy2g
;; ;;
"edgecore,eap102") "edgecore,eap102")
ln -s /sys/kernel/debug/ath11k/ipq8074\ hw2.0/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy0 ln -s /sys/kernel/debug/ath11k/ipq8074\ hw2.0/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy5g
ln -s /sys/kernel/debug/ath11k/ipq8074\ hw2.0/mac1/fw_stats/pdev_stats /tmp/pdev_stats_phy1 ln -s /sys/kernel/debug/ath11k/ipq8074\ hw2.0/mac1/fw_stats/pdev_stats /tmp/pdev_stats_phy2g
;; ;;
"edgecore,oap101e-6e"|\ "edgecore,oap101e-6e"|\
"edgecore,oap101-6e") "edgecore,oap101-6e")
ln -s /sys/kernel/debug/ath11k/ipq5018\ hw1.0/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy0 ln -s /sys/kernel/debug/ath11k/ipq5018\ hw1.0/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy2g
ln -s /sys/kernel/debug/ath11k/qcn6122_1/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy1 ln -s /sys/kernel/debug/ath11k/qcn6122_1/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy5g
ln -s /sys/kernel/debug/ath11k/qcn6122_2/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy2 ln -s /sys/kernel/debug/ath11k/qcn6122_2/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy6g
;; ;;
"edgecore,oap101e"|\ "edgecore,oap101e"|\
"edgecore,oap101") "edgecore,oap101")
ln -s /sys/kernel/debug/ath11k/ipq5018\ hw1.0/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy0 ln -s /sys/kernel/debug/ath11k/ipq5018\ hw1.0/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy2g
ln -s /sys/kernel/debug/ath11k/qcn6122_1/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy1 ln -s /sys/kernel/debug/ath11k/qcn6122_1/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy5g
;; ;;
"edgecore,eap104") "edgecore,eap104")
ln -s /sys/kernel/debug/ath11k/ipq5018\ hw1.0/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy0 ln -s /sys/kernel/debug/ath11k/ipq5018\ hw1.0/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy2g
ln -s /sys/kernel/debug/ath11k/qcn6122_2/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy1 ln -s /sys/kernel/debug/ath11k/qcn6122_2/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy5g
;; ;;
esac esac

22
feeds/ipq807x_v5.4/ipq807x/base-files/etc/hotplug.d/firmware/11-ath11k-pdev-stats
View File

@@ -6,26 +6,26 @@ board=$(board_name)
case "$board" in case "$board" in
"edgecore,eap101") "edgecore,eap101")
ln -s /sys/kernel/debug/ath11k/ipq6018\ hw1.0/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy0 ln -s /sys/kernel/debug/ath11k/ipq6018\ hw1.0/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy5g
ln -s /sys/kernel/debug/ath11k/ipq6018\ hw1.0/mac1/fw_stats/pdev_stats /tmp/pdev_stats_phy1 ln -s /sys/kernel/debug/ath11k/ipq6018\ hw1.0/mac1/fw_stats/pdev_stats /tmp/pdev_stats_phy2g
;; ;;
"edgecore,eap102") "edgecore,eap102")
ln -s /sys/kernel/debug/ath11k/ipq8074\ hw2.0/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy0 ln -s /sys/kernel/debug/ath11k/ipq8074\ hw2.0/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy5g
ln -s /sys/kernel/debug/ath11k/ipq8074\ hw2.0/mac1/fw_stats/pdev_stats /tmp/pdev_stats_phy1 ln -s /sys/kernel/debug/ath11k/ipq8074\ hw2.0/mac1/fw_stats/pdev_stats /tmp/pdev_stats_phy2g
;; ;;
"edgecore,oap101e-6e"|\ "edgecore,oap101e-6e"|\
"edgecore,oap101-6e") "edgecore,oap101-6e")
ln -s /sys/kernel/debug/ath11k/ipq5018\ hw1.0/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy0 ln -s /sys/kernel/debug/ath11k/ipq5018\ hw1.0/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy2g
ln -s /sys/kernel/debug/ath11k/qcn6122_1/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy1 ln -s /sys/kernel/debug/ath11k/qcn6122_1/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy5g
ln -s /sys/kernel/debug/ath11k/qcn6122_2/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy2 ln -s /sys/kernel/debug/ath11k/qcn6122_2/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy6g
;; ;;
"edgecore,oap101e"|\ "edgecore,oap101e"|\
"edgecore,oap101") "edgecore,oap101")
ln -s /sys/kernel/debug/ath11k/ipq5018\ hw1.0/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy0 ln -s /sys/kernel/debug/ath11k/ipq5018\ hw1.0/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy2g
ln -s /sys/kernel/debug/ath11k/qcn6122_1/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy1 ln -s /sys/kernel/debug/ath11k/qcn6122_1/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy5g
;; ;;
"edgecore,eap104") "edgecore,eap104")
ln -s /sys/kernel/debug/ath11k/ipq5018\ hw1.0/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy0 ln -s /sys/kernel/debug/ath11k/ipq5018\ hw1.0/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy2g
ln -s /sys/kernel/debug/ath11k/qcn6122_2/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy1 ln -s /sys/kernel/debug/ath11k/qcn6122_2/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy5g
;; ;;
esac esac

6
feeds/qca-wifi-7/ipq53xx/base-files/etc/hotplug.d/firmware/ath12k-pdev-stats
View File

@@ -6,8 +6,8 @@ board=$(board_name)
case "$board" in case "$board" in
"edgecore,eap105") "edgecore,eap105")
ln -s /sys/kernel/debug/ath12k/ipq5332\ hw1.0_c000000.wifi/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy0 ln -s /sys/kernel/debug/ath12k/ipq5332\ hw1.0_c000000.wifi/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy2g
ln -s /sys/kernel/debug/ath12k/qcn9274\ hw2.0_0001:01:00.0/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy1 ln -s /sys/kernel/debug/ath12k/qcn9274\ hw2.0_0001:01:00.0/mac0/fw_stats/pdev_stats /tmp/pdev_stats_phy5g
ln -s /sys/kernel/debug/ath12k/qcn9274\ hw2.0_0001:01:00.0/mac1/fw_stats/pdev_stats /tmp/pdev_stats_phy2 ln -s /sys/kernel/debug/ath12k/qcn9274\ hw2.0_0001:01:00.0/mac1/fw_stats/pdev_stats /tmp/pdev_stats_phy6g
;; ;;
esac esac

441
feeds/ucentral/rrmd/files/usr/share/rrmd/policy_chanutil.uc
View File

@@ -1,5 +1,4 @@
let board_info = global.ubus.conn.call('system', 'board'); let board_info = global.ubus.conn.call('system', 'board');
let _pdev_stats = {};
let config = { let config = {
/* Channel utilization threshold: When Utilization of the current channel or adjacent channel reaches the configured threshold (in %), the AP switches to a different Channel. /* Channel utilization threshold: When Utilization of the current channel or adjacent channel reaches the configured threshold (in %), the AP switches to a different Channel.
Set this field to 0 to disable this feature. Range: 0-99 */ Set this field to 0 to disable this feature. Range: 0-99 */
@@ -30,23 +29,23 @@ function stats_info_read(path) {
} }
function stats_info_write(path, value) { function stats_info_write(path, value) {
let file = fs.open(path, 'w+'); let file = fs.open(path, 'w');
if (!file) if (!file)
return; return;
file.write(value); file.write(value);
file.close(); file.close();
} }
function cool_down_check(iface_num, cool_down_period) { function cool_down_check(iface, cool_down_period) {
let now_t = time(); let now_t = time();
let cool_down_f= 0; let cool_down_f= 0;
// check cool_down_period passed or not // check cool_down_period passed or not
let deltaTS = now_t - stats_info_read("/tmp/chan_switch_t" + iface_num); let deltaTS = now_t - stats_info_read("/tmp/chan_switch_time_" + iface);
ulog_info(`[wlan%d] Cool down check: current_time=%d, chan_switch_time=%d, deltaTS(time passed)=%d \n`, iface_num, now_t, stats_info_read("/tmp/chan_switch_t" + iface_num), deltaTS); ulog_info(`[%s] Cool down check: current_time=%d, chan_switch_time=%d, deltaTS(time passed)=%d \n`, iface, now_t, stats_info_read("/tmp/chan_switch_time_" + iface), deltaTS);
if (deltaTS < (cool_down_period/1000)) { if (deltaTS < (cool_down_period/1000)) {
ulog_info(`[wlan%d] Need to cool down (%d seconds hasn't passed) before switching channel \n`, iface_num, cool_down_period/1000); ulog_info(`[%s] Need to cool down (%d seconds hasn't passed) before switching channel \n`, iface, cool_down_period/1000);
// Flag cool down // Flag cool down
cool_down_f = 1; cool_down_f = 1;
} }
@@ -54,12 +53,12 @@ function cool_down_check(iface_num, cool_down_period) {
return cool_down_f; return cool_down_f;
} }
function update_channel_switch_time(iface_num) { function update_channel_switch_time(iface) {
stats_info_write("/tmp/chan_switch_t" + iface_num, time()); stats_info_write("/tmp/chan_switch_time_" + iface, time());
} }
function update_breach_count(iface_num, breach_count) { function update_breach_count(iface, breach_count) {
stats_info_write("/tmp/threshold_breach_count_phy" + iface_num , breach_count); stats_info_write("/tmp/threshold_breach_count_" + iface , breach_count);
} }
function random_time_calc() { function random_time_calc() {
@@ -98,94 +97,99 @@ function random_time_calc() {
} }
function channel_to_freq(band, channel) { function channel_to_freq(band, channel) {
if (band == '2g' && channel >= 1 && channel <= 13) let freq = 0;
return 2407 + channel * 5;
else if (band == '2g' && channel == 14)
return 2484;
else if (band == '5g' && channel >= 7 && channel <= 177)
return 5000 + channel * 5;
else if (band == '5g' && channel >= 183 && channel <= 196)
return 4000 + channel * 5;
else if (band == '6g' && channel >= 5)
return 5950 + channel * 5;
else if (band == '60g' && channel >= 1 && channel <= 6)
return 56160 + channel * 2160;
return null; switch (band) {
case '2g':
if (channel == 14)
freq = 2484;
else
freq = 2407 + channel * 5;
break;
case '5g':
if (channel >= 7 && channel <= 177)
freq = 5000 + channel * 5;
else if (channel >= 183 && channel <= 196)
freq = 4000 + channel * 5;
break;
case '6g':
if (channel == 2)
freq = 5935;
else
freq = 5955 + (channel - 1) * 5;
break;
case '60g':
if (channel >= 1 && channel <= 6)
freq = 56160 + channel * 2160;
break;
default:
break;
}
return freq;
} }
function center_freq_calc(band, freq, bandwidth) { function center_freq_calc(band, freq, bandwidth) {
if (band == '5g') { if (bandwidth == 40)
if (bandwidth == 40) return +freq + 10;
return +freq + 10; if (bandwidth == 80)
if (bandwidth == 80) return +freq + 30;
return +freq + 30; if (bandwidth == 160)
if (bandwidth == 160) return +freq + 70;
return +freq + 70; if (bandwidth == 320)
} if (freq == 6115)
return +freq - 10;
else
return +freq + 150;
return +freq; return +freq;
} }
function channel_offset_calc(band, bandwidth) { function interface_status_check(iface) {
let offset=null; ulog_info(`[%s] Checking interface status ... \n`, iface);
if (band == '5g') {
if (bandwidth == 40)
offset = 1;
if (bandwidth == 80)
offset = 1;
}
return offset;
}
function interface_status_check(iface_num) {
ulog_info(`[wlan%d] Checking interface status ... \n`, iface_num);
let radio_status = 'DISABLED'; let radio_status = 'DISABLED';
let radio_down_f = 0; let radio_down_f = 1;
let curr_stat = global.ubus.conn.call(`hostapd.wlan${iface_num}`, 'get_status'); let curr_stat = global.ubus.conn.call(`hostapd.${iface}`, 'get_status');
if (curr_stat) { if (curr_stat) {
radio_status = curr_stat.status; radio_status = curr_stat.status;
} else { radio_down_f = 0;
radio_status = "DISABLED";
radio_down_f = 1;
} }
ulog_info(`[wlan%d] status: %s \n`, iface_num, radio_status); ulog_info(`[%s] status: %s \n`, iface, radio_status);
return radio_down_f; return radio_down_f;
} }
function check_current_channel(iface_num) { function check_current_channel(iface) {
// get wireless interface's live status & channel using "ubus call hostapd.wlan<iface_num> get_status" // get wireless interface's live status & channel using "ubus call hostapd.<iface> get_status"
let curr_stat = global.ubus.conn.call(`hostapd.wlan${iface_num}`, 'get_status'); let curr_stat = global.ubus.conn.call(`hostapd.${iface}`, 'get_status');
let current_channel = curr_stat.channel; let current_channel = curr_stat.channel;
if (curr_stat && current_channel) { if (curr_stat && current_channel) {
ulog_info(`[wlan%d] Current channel (from hostapd) = %d \n`, iface_num, current_channel); ulog_info(`[%s] Current channel (from hostapd) = %d \n`, iface, current_channel);
} }
return current_channel; return current_channel;
} }
function rrmd_switch_channel(msg) { function hostapd_switch_channel(msg) {
ulog_info(`[wlan%d] Start switch channel to %d (%s)\n`, msg.phy, msg.channel, msg.bssid); ulog_info(`[%s] Start switch channel to %d \n`, msg.iface, msg.channel);
let chan_switch_status = 0; let chan_switch_status = 0;
let sec_channel_offset = null;
let mode = lc(replace(msg.htmode, /[^a-zA-Z]/g, '')); let mode = lc(replace(msg.htmode, /[^a-zA-Z]/g, ''));
let bandwidth = replace(msg.htmode, /[^0-9]/g, ''); let bandwidth = replace(msg.htmode, /[^0-9]/g, '');
let target_freq = channel_to_freq(msg.band, msg.channel); let target_freq = channel_to_freq(msg.band, msg.channel);
let center_freq = center_freq_calc(msg.band, target_freq, bandwidth); let center_freq = center_freq_calc(msg.band, target_freq, bandwidth);
let sec_channel_offset = channel_offset_calc(msg.band, bandwidth); if (bandwidth > 20)
sec_channel_offset = 1;
// use hostadp_cli command // use hostadp_cli command
if (target_freq != null) { if (target_freq != null) {
ulog_info(`Sending to hostapd (Chan %d):: freq=%d, center_freq=%d, sec_channel_offset=%d, bandwidth=%d, mode=%s \n`, msg.channel, target_freq, center_freq, sec_channel_offset, bandwidth, mode); ulog_info(`Sending to hostapd (Chan %d):: freq=%d, center_freq=%d, sec_channel_offset=%d, bandwidth=%d, mode=%s \n`, msg.channel, target_freq, center_freq, sec_channel_offset, bandwidth, mode);
// system(`/usr/sbin/hostapd_cli -i wlan${msg.phy} chan_switch 5 ${target_freq} center_freq1=${center_freq} sec_channel_offset=${sec_channel_offset} bandwidth=${bandwidth} ${mode}`);
let command_hostapd = `/usr/sbin/hostapd_cli -i wlan${msg.phy} chan_switch 5 ${target_freq} center_freq1=${center_freq} sec_channel_offset=${sec_channel_offset} bandwidth=${bandwidth} ${mode}`; let command_hostapd = `/usr/sbin/hostapd_cli -i ${msg.iface} chan_switch 5 ${target_freq} center_freq1=${center_freq} sec_channel_offset=${sec_channel_offset} bandwidth=${bandwidth} ${mode}`;
let res = fs.popen(command_hostapd); let res = fs.popen(command_hostapd);
let res_check = trim(res.read('all')); let res_check = trim(res.read('all'));
res.close(); res.close();
@@ -193,10 +197,10 @@ function rrmd_switch_channel(msg) {
if (res_check == "OK") { if (res_check == "OK") {
ulog_info(`hostapd_cli chan_switch status: OK \n`); ulog_info(`hostapd_cli chan_switch status: OK \n`);
chan_switch_status = 1; chan_switch_status = 1;
update_channel_switch_time(msg.phy); update_channel_switch_time(msg.iface);
// reset breach count back to 0 as we are calling the channel selection algo // reset breach count back to 0 as we are calling the channel selection algo
update_breach_count(msg.phy, 0); update_breach_count(msg.iface, 0);
} else { } else {
ulog_info(`hostapd_cli chan_switch status: FAIL \n`); ulog_info(`hostapd_cli chan_switch status: FAIL \n`);
} }
@@ -208,40 +212,43 @@ function rrmd_switch_channel(msg) {
return chan_switch_status; return chan_switch_status;
} }
function switch_status_check(iface_num, radio_5G_index, dfs_enabled_5g_index) { function switch_status_check(iface, dfs_enabled_5g_index) {
// need to wait for radio 5GHz interface to be UP, when DFS is enabled // need to wait for radio 5GHz interface to be UP, when DFS is enabled
if (dfs_enabled_5g_index == 1) { if (dfs_enabled_5g_index == 1) {
ulog_info(`[wlan%d] 5G radio might need some time to be UP (DFS enabled) \n`, radio_5G_index); ulog_info(`[%s] 5G radio might need some time to be UP (DFS enabled) \n`, iface);
let p = 0; let p = 0;
// Max 65 seconds wait for the DFS enabled interface to be UP // Max 65 seconds wait for the DFS enabled interface to be UP
let timer = 70; let timer = 70;
while (p < timer) { while (p < timer) {
ulog_info(`[wlan%d] Check#%d \n `, iface_num, p); ulog_info(`[%s] Check#%d \n `, iface, p);
if (interface_status_check(iface_num) == 1) { if (interface_status_check(iface) == 1) {
ulog_info(`[wlan%d] Interface not UP yet ... wait for 1 second \n`, iface_num); ulog_info(`[%s] Interface not UP yet ... wait for 1 second \n`, iface);
sleep(1000); sleep(1000);
p++; p++;
if (p >= timer) { if (p >= timer) {
ulog_info(`[wlan%d] Interface not UP yet ... cac_time is long \n`, iface_num); ulog_info(`[%s] Interface not UP yet ... cac_time is long \n`, iface);
return; return;
} }
} else { } else {
ulog_info(`[wlan%d] Interface is UP! \n`, iface_num); ulog_info(`[%s] Interface is UP! \n`, iface);
break; break;
} }
} }
} }
let current_chan = check_current_channel(iface_num); let current_chan = check_current_channel(iface);
return current_chan; return current_chan;
} }
function dfs_chan_check(iface_num, rcs_channel) { function dfs_chan_check(iface_num, rcs_channel) {
let phy_id = "phy" + iface_num; let phy_id = 'phy' + iface_num;
if (board_name == 'edgecore,eap105') {
phy_id = 'phy00';
}
let dfs_enabled_5g = 0; let dfs_enabled_5g = 0;
let dfs_chan_list = global.phy.phys[phy_id].dfs_channels; let dfs_chan_list = global.phy.phys[phy_id].dfs_channels;
@@ -257,12 +264,12 @@ function dfs_chan_check(iface_num, rcs_channel) {
return dfs_enabled_5g; return dfs_enabled_5g;
} }
function fixed_channel_algo(iface_num, fixed_channel_f, auto_channel_f, fixed_chan_bkp, channel_config) { function fixed_channel_config(iface, iface_num, fixed_channel_f, auto_channel_f, fixed_chan_bkp, channel_config) {
// if fixed channel config is stored in the /tmp/fixed_channel_phyX file // if fixed channel config is stored in the /tmp/fixed_channel_phyX file
if (fixed_channel_f == 1) { if (fixed_channel_f == 1) {
if (auto_channel_f == 1) { if (auto_channel_f == 1) {
// if current channel is auto => change to fixed // if current channel is auto => change to fixed
ulog_info(`[wlan%d] Current channel is "auto"; Configured fixed channel was %d, reassigning fixed channel ...\n`, iface_num, fixed_chan_bkp); ulog_info(`[%s] Current channel is "auto"; Configured fixed channel was %d, reassigning fixed channel ...\n`, iface, fixed_chan_bkp);
// Set channel to the fixed channel // Set channel to the fixed channel
global.uci.set('wireless', 'radio' + iface_num, 'channel', fixed_chan_bkp); global.uci.set('wireless', 'radio' + iface_num, 'channel', fixed_chan_bkp);
@@ -270,7 +277,7 @@ function fixed_channel_algo(iface_num, fixed_channel_f, auto_channel_f, fixed_ch
global.uci.apply; global.uci.apply;
} else if (auto_channel_f == 0) { } else if (auto_channel_f == 0) {
// if current channel is not auto => change to auto // if current channel is not auto => change to auto
ulog_info(`[wlan%d] Current channel is fixed (=%d), changing it to "auto" (=0) to trigger ACS \n`, iface_num, channel_config); ulog_info(`[%s] Current channel is fixed (=%d), changing it to "auto" (=0) to trigger ACS \n`, iface, channel_config);
// Set channel to "auto" // Set channel to "auto"
global.uci.set('wireless', 'radio' + iface_num, 'channel', '0'); global.uci.set('wireless', 'radio' + iface_num, 'channel', '0');
@@ -280,7 +287,7 @@ function fixed_channel_algo(iface_num, fixed_channel_f, auto_channel_f, fixed_ch
} }
} }
function get_chan_util(iface_num, sleep_time) { function get_chan_util(radio_band, sleep_time) {
let pdev_stats = {}; let pdev_stats = {};
let chan_util = 0; let chan_util = 0;
@@ -293,7 +300,7 @@ function get_chan_util(iface_num, sleep_time) {
for (let c = 0; c < 2; c++) { for (let c = 0; c < 2; c++) {
// Check tx and tx stats for wlanX interface // Check tx and tx stats for wlanX interface
_pdev_stats[iface_num] = '/tmp/pdev_stats_phy' + iface_num; let pdev_stats_file = '/tmp/pdev_stats_phy' + radio_band;
let curr_values = { let curr_values = {
txFrameCount: null, txFrameCount: null,
@@ -302,7 +309,7 @@ function get_chan_util(iface_num, sleep_time) {
cycleCount: null, cycleCount: null,
}; };
pdev_stats = split(stats_info_read(_pdev_stats[iface_num]), "\n"); pdev_stats = split(stats_info_read(pdev_stats_file), "\n");
if (pdev_stats != null) { if (pdev_stats != null) {
for (let curr_value in pdev_stats) { for (let curr_value in pdev_stats) {
@@ -340,14 +347,8 @@ function get_chan_util(iface_num, sleep_time) {
if (ignore != 1) { if (ignore != 1) {
let cycle_count_delta = curr_values.cycleCount - prev_values.cycleCount; let cycle_count_delta = curr_values.cycleCount - prev_values.cycleCount;
/* let tx_count_delta = curr_values.txFrameCount - prev_values.txFrameCount;
let rx_count_delta = curr_values.rxFrameCount - prev_values.rxFrameCount; */
let rx_clear_delta = curr_values.rxClearCount - prev_values.rxClearCount; let rx_clear_delta = curr_values.rxClearCount - prev_values.rxClearCount;
let total_usage = (rx_clear_delta * 100) / cycle_count_delta; let total_usage = (rx_clear_delta * 100) / cycle_count_delta;
/* let tx_usage = (tx_count_delta * 100) / cycle_count_delta;
let rx_usage = (rx_count_delta * 100) / cycle_count_delta; */
chan_util = total_usage; chan_util = total_usage;
} }
@@ -362,10 +363,13 @@ function get_chan_util(iface_num, sleep_time) {
return chan_util; return chan_util;
} }
function channel_selection(iface_num, band, htmode, chan_list_valid) { function random_channel_selection(iface, iface_num, band, htmode, chan_list_valid) {
let math = require('math'); let math = require('math');
let phy_id = "phy" + iface_num;
let bw = replace(htmode, /[^0-9]/g, ''); let bw = replace(htmode, /[^0-9]/g, '');
let phy_id = 'phy' + iface_num;
if (board_name == 'edgecore,eap105') {
phy_id = 'phy00';
}
// channel list from the driver based on the country code // channel list from the driver based on the country code
let chan_list_cc = global.phy.phys[phy_id].channels; let chan_list_cc = global.phy.phys[phy_id].channels;
@@ -377,13 +381,62 @@ function channel_selection(iface_num, band, htmode, chan_list_valid) {
let chan_list_init = []; let chan_list_init = [];
let chan_list_legal = []; let chan_list_legal = [];
ulog_info(`[wlan%d] Channel list from the driver = %s \n`, iface_num, chan_list_cc); ulog_info(`[%s] Channel list from the driver = %s \n`, iface, chan_list_cc);
ulog_info(`[wlan%d] Selected channel list from config (default channel list shall be used in case channels haven't been selected) = %s \n`, iface_num, chan_list_valid); ulog_info(`[%s] Selected channel list from config (default channel list shall be used in case channels haven't been selected) = %s \n`, iface, chan_list_valid);
if (band == '2g' && bw >= 40) {
ulog_info(`[%s] It is highly recommended to NOT use %dMHz bandwidth for 2.4G radio \n`, iface, bw);
} else if (band == '5g' && bw > 160) {
ulog_info(`[%s] %dMHz bandwidth not supported for 5G radio. Please use a bandwidth of 160MHz or lower\n`, iface, bw);
}
// default channel list // default channel list
if (band == '5g') { if (band == '6g') {
chan_list_default = {
"320": [ 33, 97, 161 ],
"160": [ 1, 33, 65, 97, 129, 161, 193 ],
"80": [
1, 17,
33, 49,
65, 81,
97, 113,
129, 145,
161, 177,
193, 209
],
"40": [
1, 9, 17, 25,
33, 41, 49, 57,
65, 73, 81, 89,
97, 105, 113, 121,
129, 137,
145, 153,
161, 169,
177, 185,
193, 201,
209, 217,
225
],
"20": [
2, 1, 5, 9, 13,
17, 21, 25, 29,
33, 37, 41, 45,
49, 53, 57, 61,
65, 69, 73, 77,
81, 85, 89, 93,
97, 101, 105, 109,
113, 117, 121, 125,
129, 133, 137, 141,
145, 149, 153, 157,
161, 165, 169, 173,
177, 181, 185, 189,
193, 197, 201, 205,
209, 213, 217, 221,
225, 229, 233
]
};
} else if (band == '5g') {
chan_list_default = { chan_list_default = {
"320": [ 0 ],
"160": [ 36, 100 ], "160": [ 36, 100 ],
"80": [ "80": [
36, 36,
@@ -415,6 +468,7 @@ function channel_selection(iface_num, band, htmode, chan_list_valid) {
}; };
} else if (band == '2g') { } else if (band == '2g') {
chan_list_default = { chan_list_default = {
"40": [ 1, 2, 3, 4, 5, 6, 7, 8, 9 ],
"20": [ "20": [
1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13
] ]
@@ -422,15 +476,19 @@ function channel_selection(iface_num, band, htmode, chan_list_valid) {
} }
// initial channel list after comparing the default chan list based on current bw, and country code // initial channel list after comparing the default chan list based on current bw, and country code
for (let default_chan in chan_list_default[bw]) { for (let cbw, default_chan in chan_list_default) {
for (let cc_chan in chan_list_cc) { if (cbw == bw) {
if (default_chan == cc_chan){ for (let q = 0; q < length(default_chan); q++) {
push(chan_list_init, default_chan); for (let cc_chan in chan_list_cc) {
if (default_chan[q] == cc_chan) {
push(chan_list_init, default_chan[q]);
}
}
} }
} }
} }
if (bw == "80" || bw == "40") { if (band == '5g' && (bw == "80" || bw == "40")) {
// exclude last channels from the channel list when bw is 80MHz or 40MHz to avoid selecting a channel with a secondary channel that cannot be supported // exclude last channels from the channel list when bw is 80MHz or 40MHz to avoid selecting a channel with a secondary channel that cannot be supported
chan_list_legal = slice(chan_list_init, 0, length(chan_list_init)-1) ; chan_list_legal = slice(chan_list_init, 0, length(chan_list_init)-1) ;
} else { } else {
@@ -451,32 +509,32 @@ function channel_selection(iface_num, band, htmode, chan_list_valid) {
chan_list_allowed = chan_list_legal; chan_list_allowed = chan_list_legal;
} }
ulog_info(`[wlan%d] Allowed channel list = %s \n`, iface_num, chan_list_allowed); ulog_info(`[%s] Allowed channel list = %s \n`, iface, chan_list_allowed);
// select random channel from chan_list_allowed // select random channel from chan_list_allowed
let random_channel_idx = sprintf('%d', math.rand() % length(chan_list_allowed)); let random_channel_idx = sprintf('%d', math.rand() % length(chan_list_allowed));
let random_channel = chan_list_allowed[random_channel_idx]; let random_channel = chan_list_allowed[random_channel_idx];
ulog_info(`[wlan%d] Selected random channel = %d \n`, iface_num, random_channel); ulog_info(`[%s] Selected random channel = %d \n`, iface, random_channel);
return random_channel; return random_channel;
} }
function algo_rcs(iface_num, current_channel, band, htmode, selected_channels) { function algo_rcs(iface, iface_num, current_channel, band, htmode, selected_channels) {
let chosen_random_channel = 0; let chosen_random_channel = 0;
let res = 0; let res = 0;
// channel_selection script will help to select random channel // random_channel_selection script will help to select random channel
chosen_random_channel = channel_selection(iface_num, band, htmode, selected_channels); chosen_random_channel = random_channel_selection(iface, iface_num, band, htmode, selected_channels);
stats_info_write("/tmp/phy" + iface_num + "_rrmchan", chosen_random_channel); stats_info_write("/tmp/rrm_random_channel_" + iface, chosen_random_channel);
if (chosen_random_channel == current_channel) { if (chosen_random_channel == current_channel) {
ulog_info(`[wlan%d] RCS assigned the same channel = %d; Skip channel switch \n`, iface_num, chosen_random_channel); ulog_info(`[%s] RCS assigned the same channel = %d; Skip channel switch \n`, iface, chosen_random_channel);
res = 0; res = 0;
} else if (chosen_random_channel > 0) { } else if (chosen_random_channel > 0) {
ulog_info(`[wlan%d] RCS done ... random channel found = %d\n`, iface_num, chosen_random_channel); ulog_info(`[%s] RCS done ... random channel found = %d\n`, iface, chosen_random_channel);
res = 1; res = 1;
} else { } else {
ulog_info(`[wlan%d] RCS scan FAIL. Retry Channel optimization at next cycle \n`, iface_num); ulog_info(`[%s] RCS scan FAIL. Retry Channel optimization at next cycle \n`, iface);
res = 0; res = 0;
} }
@@ -509,14 +567,14 @@ function channel_optimize() {
let check_all_cool_down = 0; let check_all_cool_down = 0;
let cool_down_period = config.interval * 10; let cool_down_period = config.interval * 10;
let radio_iface = {};
let htmode = {}; let htmode = {};
let radio_band = {}; let radio_band = {};
let acs_exclude_dfs = {}; let acs_exclude_dfs = {};
let channel_config = {}; let channel_config = {};
let selected_channels = {}; let selected_channels = {};
let radio_5G_index = 0; let radio_5G_index = null;
let dfs_enabled_5g = {}; let dfs_enabled_5g = {};
let bssid_mac = {};
// check the channel config used by the customer // check the channel config used by the customer
let fixed_chan_bkp = {}; let fixed_chan_bkp = {};
@@ -542,19 +600,26 @@ function channel_optimize() {
for (let j = 0; j < num_radios; j++) { for (let j = 0; j < num_radios; j++) {
let radio_id = "radio" + j; let radio_id = "radio" + j;
// get wireless interface uci config from "ubus call network.wireless status"
let wireless_status = global.ubus.conn.call('network.wireless', 'status');
radio_iface[j] = wireless_status[radio_id].interfaces[0].ifname;
radio_band[j] = wireless_status[radio_id].config.band;
if (radio_iface[j] == null) {
radio_iface[j] = 'radio ' + radio_band[j];
}
// check wlan interface status // check wlan interface status
current_rf_down[j] = interface_status_check(j); current_rf_down[j] = interface_status_check(radio_iface[j]);
if (current_rf_down[j] == 0) { if (current_rf_down[j] == 0) {
cool_down_f[j] = cool_down_check(j, cool_down_period); cool_down_f[j] = cool_down_check(radio_iface[j], cool_down_period);
if (cool_down_f[j] != 1) { if (cool_down_f[j] != 1) {
// default HT mode = HT20 // default HT mode = HT20
htmode[j] = 'HT20'; htmode[j] = 'HT20';
// get wireless interface uci config from "ubus call network.wireless status" // get radio's uci config
let wireless_status = global.ubus.conn.call('network.wireless', 'status');
htmode[j] = wireless_status[radio_id].config.htmode; htmode[j] = wireless_status[radio_id].config.htmode;
radio_band[j] = wireless_status[radio_id].config.band;
acs_exclude_dfs[j] = wireless_status[radio_id].config.acs_exclude_dfs; acs_exclude_dfs[j] = wireless_status[radio_id].config.acs_exclude_dfs;
channel_config[j] = wireless_status[radio_id].config.channel; channel_config[j] = wireless_status[radio_id].config.channel;
selected_channels[j] = wireless_status[radio_id].config.channels; selected_channels[j] = wireless_status[radio_id].config.channels;
@@ -570,53 +635,53 @@ function channel_optimize() {
if (selected_algo == "RCS") { if (selected_algo == "RCS") {
if (channel_config[j] == '0') { if (channel_config[j] == '0') {
ulog_info(`[wlan%d] Configured channel is "auto" \n`, j); ulog_info(`[%s] Configured channel is "auto" \n`, radio_iface[j]);
} else { } else {
ulog_info(`[wlan%d] Configured channel is fixed at %d \n`, j, channel_config[j]); ulog_info(`[%s] Configured channel is fixed at %d \n`, radio_iface[j], channel_config[j]);
} }
if (selected_channels[j]) { if (selected_channels[j]) {
ulog_info(`[wlan%d] Selected channel list (please update the radio config, if not correct) = %s \n`, j, selected_channels[j]); ulog_info(`[%s] Selected channel list (please update the radio config, if not correct) = %s \n`, radio_iface[j], selected_channels[j]);
// should I check the validity of the chan list selected by the user?? // should I check the validity of the chan list selected by the user??
} }
} else if (selected_algo == "ACS") { } else if (selected_algo == "ACS") {
if (channel_config[j] != '0') { if (channel_config[j] != '0') {
ulog_info(`[wlan%d] Configured channel is fixed at %d \n`, j, channel_config[j]); ulog_info(`[%s] Configured channel is fixed at %d \n`, radio_iface[j], channel_config[j]);
auto_channel_f[j] = 0; auto_channel_f[j] = 0;
stats_info_write("/tmp/fixed_channel_phy" + j, channel_config[j]); stats_info_write("/tmp/fixed_channel_" + radio_iface[j], channel_config[j]);
fixed_channel_f[j] = 1; fixed_channel_f[j] = 1;
} else { } else {
ulog_info(`[wlan%d] Configured channel is "auto" \n`, j); ulog_info(`[%s] Configured channel is "auto" \n`, radio_iface[j]);
auto_channel_f[j] = 1; auto_channel_f[j] = 1;
// check if fixed channel exists // check if fixed channel exists
fixed_chan_bkp[j] = stats_info_read("/tmp/fixed_channel_phy" + j); fixed_chan_bkp[j] = stats_info_read("/tmp/fixed_channel_" + radio_iface[j]);
if (fixed_chan_bkp[j] > 0) { if (fixed_chan_bkp[j] > 0) {
ulog_info(`[wlan%d] Configured fixed channel was %d \n`, j, fixed_chan_bkp[j]); ulog_info(`[%s] Configured fixed channel was %d \n`, radio_iface[j], fixed_chan_bkp[j]);
fixed_channel_f[j] = 1; fixed_channel_f[j] = 1;
} }
} }
} }
// check current channel // check current channel
current_channel[j] = check_current_channel(j); current_channel[j] = check_current_channel(radio_iface[j]);
// check current breach_count // check current breach_count
let current_threshold_breach_count = 0; let current_threshold_breach_count = 0;
current_threshold_breach_count = stats_info_read("/tmp/threshold_breach_count_phy" + j); current_threshold_breach_count = stats_info_read("/tmp/threshold_breach_count_" + radio_iface[j]);
ulog_info(`[wlan%d] Allowed consecutive Channel Utilization threshold breach count = %d \n`, j, config.consecutive_threshold_breach); ulog_info(`[%s] Allowed consecutive Channel Utilization threshold breach count = %d \n`, radio_iface[j], config.consecutive_threshold_breach);
if (!current_threshold_breach_count || current_threshold_breach_count == null || current_threshold_breach_count == 'NaN') { if (!current_threshold_breach_count || current_threshold_breach_count == null || current_threshold_breach_count == 'NaN') {
// /tmp/phyX_breachcount file doesn't exist yet or has invalid value // /tmp/phyX_breachcount file doesn't exist yet or has invalid value
current_threshold_breach_count = 0; current_threshold_breach_count = 0;
} }
ulog_info(`[wlan%d] Previous consecutive Channel Utilization threshold breach count = %d \n`, j, current_threshold_breach_count); ulog_info(`[%s] Previous consecutive Channel Utilization threshold breach count = %d \n`, radio_iface[j], current_threshold_breach_count);
// channel util at this channel (auto/fixed) // channel util at this channel (auto/fixed)
chan_util_value[j] = get_chan_util(j, sleep_time); chan_util_value[j] = get_chan_util(radio_band[j], sleep_time);
ulog_info(`[wlan%d] Allowed Channel Utilization threshold = %d \n`, j, config.threshold, current_channel[j]); ulog_info(`[%s] Allowed Channel Utilization threshold = %d \n`, radio_iface[j], config.threshold);
ulog_info(`[wlan%d] Current Channel Utilization (Channel %d at %d) = %d \n`, j, current_channel[j], time(), chan_util_value[j]); ulog_info(`[%s] Current Channel Utilization (Channel %d at %d) = %d \n`, radio_iface[j], current_channel[j], time(), chan_util_value[j]);
if (chan_util_value[j] >= config.threshold) { if (chan_util_value[j] >= config.threshold) {
check_all_chan_util++; check_all_chan_util++;
@@ -624,7 +689,7 @@ function channel_optimize() {
// Channel Utilization threshold exceeded, increase breach count // Channel Utilization threshold exceeded, increase breach count
current_threshold_breach_count++; current_threshold_breach_count++;
threshold_breach_count[j] = current_threshold_breach_count; threshold_breach_count[j] = current_threshold_breach_count;
ulog_info(`[wlan%d] New consecutive Channel Utilization threshold breach count = %d \n`, j, threshold_breach_count[j]); ulog_info(`[%s] New consecutive Channel Utilization threshold breach count = %d \n`, radio_iface[j], threshold_breach_count[j]);
if (threshold_breach_count[j] >= config.consecutive_threshold_breach) { if (threshold_breach_count[j] >= config.consecutive_threshold_breach) {
// threshold breach flag up! // threshold breach flag up!
@@ -635,93 +700,89 @@ function channel_optimize() {
} }
} else { } else {
// reset the threshold breach count // reset the threshold breach count
ulog_info(`[wlan%d] Current Channel Utilization (%d) < Allowed Channel Utilization threshold (%d) \n`, j, chan_util_value[j], config.threshold); ulog_info(`[%s] Current Channel Utilization (%d) < Allowed Channel Utilization threshold (%d) \n`, radio_iface[j], chan_util_value[j], config.threshold);
ulog_info(`[wlan%d] Reset consecutive Channel Utilization threshold breach count \n`, j); ulog_info(`[%s] Reset consecutive Channel Utilization threshold breach count \n`, radio_iface[j]);
threshold_breach_count[j] = 0; threshold_breach_count[j] = 0;
// threshold breach flag down! // threshold breach flag down!
threshold_breach_f[j] = 0; threshold_breach_f[j] = 0;
} }
update_breach_count(j, threshold_breach_count[j]); update_breach_count(radio_iface[j], threshold_breach_count[j]);
} else { } else {
check_all_cool_down++; check_all_cool_down++;
} }
} else { } else {
ulog_info(`[wlan%d] Interface not UP, will be checked in the next interval \n`, j); ulog_info(`[%s] Interface not UP, will be checked in the next interval \n`, radio_iface[j]);
} }
} }
for (let l = 0; l < num_radios; l++) { for (let l = 0; l < num_radios; l++) {
if (current_rf_down[l] == 0) { if (current_rf_down[l] == 0) {
cool_down_f[l] = cool_down_check(l, cool_down_period); cool_down_f[l] = cool_down_check(radio_iface[l], cool_down_period);
if (cool_down_f[l] != 1) { if (cool_down_f[l] != 1) {
// start algo only if threshold breach count, and chan util threshold exceeded from configured values // start algo only if threshold breach count, and chan util threshold exceeded from configured values
if (threshold_breach_f[l] == 1 && chan_util_value[l] >= config.threshold) { if (threshold_breach_f[l] == 1 && chan_util_value[l] >= config.threshold) {
ulog_info(`[wlan%d] Consecutive Channel Utilization threshold breached = %d; %s Algorithm STARTS \n`, l, threshold_breach_count[l], selected_algo); ulog_info(`[%s] Consecutive Channel Utilization threshold breached = %d; %s Algorithm STARTS \n`, radio_iface[l], threshold_breach_count[l], selected_algo);
if (selected_algo == "RCS") { if (selected_algo == "RCS") {
// no. of channel utils to be compared // no. of channel utils to be compared
let max_chan = 2; let max_chan = 2;
let curr_chan_list = {}; let curr_chan_list = {};
let chan_util_list = {}; let chan_util_list = {};
let test_payload = {}; let init_payload = {};
let final_payload = {}; let final_payload = {};
let long_cac_time = 0; let long_cac_time = 0;
bssid_mac[l] = stats_info_read("/sys/class/ieee80211/phy" + l + "/addresses");
sleep_time = 3000; sleep_time = 3000;
ulog_info(`[wlan%d] Total of %d channel utils will be compared \n `, l, max_chan); ulog_info(`[%s] Total of %d channel utils will be compared \n `, radio_iface[l], max_chan);
/* Collect the chan util info of #max_chan channels*/ /* Collect the chan util info of #max_chan channels*/
for (let num_chan = 0; num_chan < max_chan; num_chan++) { for (let num_chan = 0; num_chan < max_chan; num_chan++) {
ulog_info(`[wlan%d] Channel utilization check ROUND#%d \n`, l, num_chan); ulog_info(`[%s] Channel utilization check ROUND#%d \n`, radio_iface[l], num_chan);
if (num_chan == 0) { if (num_chan == 0) {
curr_chan_list[num_chan] = current_channel[l]; curr_chan_list[num_chan] = current_channel[l];
chan_util_list[num_chan] = chan_util_value[l]; chan_util_list[num_chan] = chan_util_value[l];
ulog_info(`[wlan%d] Current channel %d has Channel utilization = %d \n`, l, curr_chan_list[num_chan], chan_util_list[num_chan]); ulog_info(`[%s] Current channel %d has Channel utilization = %d \n`, radio_iface[l], curr_chan_list[num_chan], chan_util_list[num_chan]);
} else { } else {
// flag to assign max chan util value // flag to assign max chan util value
let assign_max_chan_util = 0; let assign_max_chan_util = 0;
// call RCS for multiple random chan // call RCS for multiple random chan
let chan_scan = algo_rcs(l, curr_chan_list[num_chan-1], radio_band[l], htmode[l], selected_channels[l]); let chan_scan = algo_rcs(radio_iface[l], l, curr_chan_list[num_chan-1], radio_band[l], htmode[l], selected_channels[l]);
curr_chan_list[num_chan] = stats_info_read("/tmp/phy" + l + "_rrmchan"); curr_chan_list[num_chan] = stats_info_read("/tmp/rrm_random_channel_" + radio_iface[l]);
if (chan_scan == 1) { if (chan_scan == 1) {
// assign channel from RCS to interface // assign channel from RCS to interface
test_payload = { init_payload = {
action: 'chan_switch',
bssid: bssid_mac[l],
channel: curr_chan_list[num_chan], channel: curr_chan_list[num_chan],
phy: l, iface: radio_iface[l],
band: radio_band[l], band: radio_band[l],
htmode: htmode[l], htmode: htmode[l],
}; };
if (l == radio_5G_index) { if (l == radio_5G_index) {
dfs_enabled_5g[radio_5G_index] = dfs_chan_check(radio_5G_index, test_payload.channel); dfs_enabled_5g[l] = dfs_chan_check(radio_5G_index, init_payload.channel);
} }
ulog_info(`[wlan%d] Initiated channel switch to random channel %d for comparing Channel utilization \n`, l, test_payload.channel); ulog_info(`[%s] Initiated channel switch to random channel %d for comparing Channel utilization \n`, radio_iface[l], init_payload.channel);
let test_switch_status = rrmd_switch_channel(test_payload); let init_chan_switch_status = hostapd_switch_channel(init_payload);
if (test_switch_status != 0) { if (init_chan_switch_status != 0) {
let actual_channel = switch_status_check(l, radio_5G_index, dfs_enabled_5g[radio_5G_index]); let actual_channel = switch_status_check(radio_iface[l], dfs_enabled_5g[l]);
if (actual_channel == test_payload.channel) { if (actual_channel == init_payload.channel) {
ulog_info(`[wlan%d] Channel Switch success; Checking Channel utilization ... \n`, l); ulog_info(`[%s] Channel Switch success; Checking Channel utilization ... \n`, radio_iface[l]);
// get chan util for current assigned random channel // get chan util for current assigned random channel
chan_util_list[num_chan] = get_chan_util(l, sleep_time); chan_util_list[num_chan] = get_chan_util(radio_band[l], sleep_time);
} else { } else {
if (dfs_enabled_5g[radio_5G_index] == 1 && interface_status_check(l) == 1) { if (dfs_enabled_5g[l] == 1 && interface_status_check(radio_iface[l]) == 1) {
// dfs channel not up yet // dfs channel not up yet
ulog_info(`[wlan%d] DFS channel %d taking too long to be UP. Interface status/Channel utilization will be checked in the next interval\n`, l, test_payload.channel); ulog_info(`[%s] DFS channel %d taking too long to be UP. Interface status/Channel utilization will be checked in the next interval\n`, radio_iface[l], init_payload.channel);
// jump back to original channel // jump back to original channel
long_cac_time = 1; long_cac_time = 1;
break; break;
@@ -737,24 +798,24 @@ function channel_optimize() {
} }
if (assign_max_chan_util == 1) { if (assign_max_chan_util == 1) {
ulog_info(`[wlan%d] Channel switch fail; assign Channel utilization = 100 \n`, l); ulog_info(`[%s] Channel switch fail; assign Channel utilization = 100 \n`, radio_iface[l]);
// assign highest util value for invalid channel // assign highest util value for invalid channel
chan_util_list[num_chan] = 100; chan_util_list[num_chan] = 100;
} }
ulog_info(`[wlan%d] Channel utilization of random channel#%d (%s) = %d \n`, l, num_chan, curr_chan_list[num_chan], chan_util_list[num_chan] ); ulog_info(`[%s] Channel utilization of random channel#%d (%s) = %d \n`, radio_iface[l], num_chan, curr_chan_list[num_chan], chan_util_list[num_chan] );
} }
} }
/* Switch to the channel with the lowest chan util; if long_cac_time flag is up then switch back to the previous channel */ /* Switch to the channel with the lowest chan util; if long_cac_time flag is up then switch back to the previous channel */
if (long_cac_time != 1) { if (long_cac_time != 1) {
ulog_info(`[wlan%d] Channel utilization of all %d channels checked \n`, l, max_chan); ulog_info(`[%s] Channel utilization of all %d channels checked \n`, radio_iface[l], max_chan);
// find the minimum chan util and select that as the next channel // find the minimum chan util and select that as the next channel
let min_util = chan_util_list[0]; let min_util = chan_util_list[0];
let index_min_util = 0; let index_min_util = 0;
for (let x = 0; x < max_chan; x++) { for (let x = 0; x < max_chan; x++) {
ulog_info(`[wlan%d] Channel#%d = %s; Channel utilization#%d = %d \n`, l, x, curr_chan_list[x], x, chan_util_list[x]); ulog_info(`[%s] Channel#%d = %s; Channel utilization#%d = %d \n`, radio_iface[l], x, curr_chan_list[x], x, chan_util_list[x]);
if (chan_util_list[x] < min_util) { if (chan_util_list[x] < min_util) {
min_util = chan_util_list[x]; min_util = chan_util_list[x];
@@ -762,53 +823,51 @@ function channel_optimize() {
} }
} }
ulog_info(`[wlan%d] Channel %d has the least Channel utilization of %d; switching to this channel \n`, l, curr_chan_list[index_min_util], min_util ); ulog_info(`[%s] Channel %d has the least Channel utilization of %d; switching to this channel \n`, radio_iface[l], curr_chan_list[index_min_util], min_util );
let _current_channel = check_current_channel(l); let _current_channel = check_current_channel(radio_iface[l]);
if (_current_channel != curr_chan_list[index_min_util]) { if (_current_channel != curr_chan_list[index_min_util]) {
// switch channel to min_util // switch channel to min_util
final_payload = { final_payload = {
action: 'chan_switch',
bssid: bssid_mac[l],
channel: curr_chan_list[index_min_util], channel: curr_chan_list[index_min_util],
phy: l, iface: radio_iface[l],
band: radio_band[l], band: radio_band[l],
htmode: htmode[l], htmode: htmode[l],
}; };
if (l == radio_5G_index) { if (l == radio_5G_index) {
dfs_enabled_5g[radio_5G_index] = dfs_chan_check(radio_5G_index, final_payload.channel); dfs_enabled_5g[l] = dfs_chan_check(radio_5G_index, final_payload.channel);
} }
if (final_payload.channel != curr_chan_list[max_chan-1] || min_util != chan_util_list[max_chan-1]) { if (final_payload.channel != curr_chan_list[max_chan-1] || min_util != chan_util_list[max_chan-1]) {
ulog_info(`[wlan%d] Initiated final channel switch to Channel %d \n`, l, final_payload.channel); ulog_info(`[%s] Initiated final channel switch to Channel %d \n`, radio_iface[l], final_payload.channel);
let final_switch_status = rrmd_switch_channel(final_payload); let final_switch_status = hostapd_switch_channel(final_payload);
if (final_switch_status != 0) { if (final_switch_status != 0) {
let final_channel = switch_status_check(l, radio_5G_index, dfs_enabled_5g[radio_5G_index]); let final_channel = switch_status_check(radio_iface[l], dfs_enabled_5g[l]);
if (final_channel == final_payload.channel) { if (final_channel == final_payload.channel) {
ulog_info(`[wlan%d] Final channel switch success \n`, l); ulog_info(`[%s] Final channel switch success \n`, radio_iface[l]);
} else { } else {
ulog_info(`[wlan%d] RCS algo fail (final channel switch failure), wait until next interval to retry\n`, l); ulog_info(`[%s] RCS algo fail (final channel switch failure), wait until next interval to retry\n`, radio_iface[l]);
} }
} else { } else {
ulog_info(`[wlan%d] RCS algo fail (final channel switch failure at hostapd_cli), wait until next interval to retry\n`, l); ulog_info(`[%s] RCS algo fail (final channel switch failure at hostapd_cli), wait until next interval to retry\n`, radio_iface[l]);
} }
} else { } else {
ulog_info(`[wlan%d] Channel switch not necessary, current channel %d has the least channel utilization value \n`, l, final_payload.channel); ulog_info(`[%s] Channel switch not necessary, current channel %d has the least channel utilization value \n`, radio_iface[l], final_payload.channel);
// reset breach count // reset breach count
update_breach_count(l, 0); update_breach_count(radio_iface[l], 0);
} }
} else { } else {
ulog_info(`[wlan%d] Channel switch not necessary, current channel %d is already assigned to the interface \n`, l, _current_channel); ulog_info(`[%s] Channel switch not necessary, current channel %d is already assigned to the interface \n`, radio_iface[l], _current_channel);
// reset breach count // reset breach count
update_breach_count(l, 0); update_breach_count(radio_iface[l], 0);
} }
} else { } else {
// revert back to the original channel // revert back to the original channel
ulog_info(`[wlan%d] Channel %d has a cac_time longer than 60 seconds, RRM failed for this interval (you might want to avoid selecting this channel) \n`, l, test_payload.channel); ulog_info(`[%s] Channel %d has a cac_time longer than 60 seconds, RRM failed for this interval (you might want to avoid selecting this channel) \n`, radio_iface[l], init_payload.channel);
} }
} else if (selected_algo == "ACS") { } else if (selected_algo == "ACS") {
let random_wait_time = random_time_calc(); let random_wait_time = random_time_calc();
@@ -831,7 +890,7 @@ function channel_optimize() {
// Channel util high for all interfaces && cool down period over && threshold breach count exceeded for all interfaces: restart all interfaces // Channel util high for all interfaces && cool down period over && threshold breach count exceeded for all interfaces: restart all interfaces
for (let m = 0; m < num_radios; m++) { for (let m = 0; m < num_radios; m++) {
fixed_channel_algo(m, fixed_channel_f[m], auto_channel_f[m], fixed_chan_bkp[m], channel_config[m]); fixed_channel_config(radio_iface[m], m, fixed_channel_f[m], auto_channel_f[m], fixed_chan_bkp[m], channel_config[m]);
} }
ulog_info(`[all wlan interfaces] Initiating channel switch in %d seconds ... \n`, random_wait_time); ulog_info(`[all wlan interfaces] Initiating channel switch in %d seconds ... \n`, random_wait_time);
@@ -842,12 +901,12 @@ function channel_optimize() {
radio_5g_restarted = 1; radio_5g_restarted = 1;
for (let x = 0; x < num_radios; x++) { for (let x = 0; x < num_radios; x++) {
ulog_info(`[wlan%d] Channel will be switched \n`, x); ulog_info(`[%s] Channel will be switched \n`, radio_iface[x]);
// timestamp for all interfaces must be saved // timestamp for all interfaces must be saved
update_channel_switch_time(x); update_channel_switch_time(radio_iface[x]);
// reset breach count back to 0 as we are calling the channel selection algo // reset breach count back to 0 as we are calling the channel selection algo
update_breach_count(x, 0); update_breach_count(radio_iface[x], 0);
} }
// restart all wlan interfaces // restart all wlan interfaces
@@ -856,18 +915,18 @@ function channel_optimize() {
} else if (check_all_chan_util >= 1 && check_all_cool_down < num_radios && check_all_threshold_breach >= 1) { } else if (check_all_chan_util >= 1 && check_all_cool_down < num_radios && check_all_threshold_breach >= 1) {
// Channel util high for one or more interfaces && cool down period over for one or more interfaces && threshold breach count exceeded for one or more interface: restart that interface // Channel util high for one or more interfaces && cool down period over for one or more interfaces && threshold breach count exceeded for one or more interface: restart that interface
for (let high_util_iface in check_threshold_breach_idx) { for (let high_util_iface in check_threshold_breach_idx) {
fixed_channel_algo(high_util_iface, fixed_channel_f[high_util_iface], auto_channel_f[high_util_iface], fixed_chan_bkp[high_util_iface], channel_config[high_util_iface]); fixed_channel_config(radio_iface[high_util_iface], high_util_iface, fixed_channel_f[high_util_iface], auto_channel_f[high_util_iface], fixed_chan_bkp[high_util_iface], channel_config[high_util_iface]);
ulog_info(`[wlan%d] Initiating channel switch in %d seconds ... \n`, high_util_iface, random_wait_time); ulog_info(`[%s] Initiating channel switch in %d seconds ... \n`, radio_iface[high_util_iface], random_wait_time);
sleep(random_wait_time*1000); sleep(random_wait_time*1000);
ulog_info(`[wlan%d] %s Algorithm will start; Turning DOWN/UP \n`, high_util_iface, selected_algo); ulog_info(`[%s] %s Algorithm will start; Turning DOWN/UP \n`, radio_iface[high_util_iface], selected_algo);
ulog_info(`[wlan%d] Channel will be switched \n`, high_util_iface); ulog_info(`[%s] Channel will be switched \n`, radio_iface[high_util_iface]);
// timestamp for wlanX interfaces must be saved // timestamp for wlanX interfaces must be saved
update_channel_switch_time(high_util_iface); update_channel_switch_time(radio_iface[high_util_iface]);
// reset breach count back to 0 as we are calling the channel selection algo // reset breach count back to 0 as we are calling the channel selection algo
update_breach_count(high_util_iface, 0); update_breach_count(radio_iface[high_util_iface], 0);
if (high_util_iface == radio_5G_index) { if (high_util_iface == radio_5G_index) {
radio_5g_restarted = 1; radio_5g_restarted = 1;
@@ -882,20 +941,20 @@ function channel_optimize() {
// need to wait for radio 5GHz interface, when it is DFS enabled && restarted // need to wait for radio 5GHz interface, when it is DFS enabled && restarted
if (radio_5g_restarted == 1 && dfs_enabled_5g[radio_5G_index] == 1) { if (radio_5g_restarted == 1 && dfs_enabled_5g[radio_5G_index] == 1) {
ulog_info(`[wlan%d] 5G radio might need some time to be UP (DFS enabled) ... wait for 30 seconds \n`, radio_5G_index); ulog_info(`[%s] 5G radio might need some time to be UP (DFS enabled) ... wait for 30 seconds \n`, radio_iface[radio_5G_index]);
// 30 sec delay for DFS scan to come finish // 30 sec delay for DFS scan to come finish
sleep(30000); sleep(30000);
} }
} }
} else { } else {
if (threshold_breach_f[l] != 1) { if (threshold_breach_f[l] != 1) {
ulog_info(`[wlan%d] Threshold breach count (=%d) < Allowed consecutive Channel Utilization threshold breach count (=%d), will be checked again in the next interval \n`, l, threshold_breach_count[l], config.consecutive_threshold_breach); ulog_info(`[%s] Threshold breach count (=%d) < Allowed consecutive Channel Utilization threshold breach count (=%d), will be checked again in the next interval \n`, radio_iface[l], threshold_breach_count[l], config.consecutive_threshold_breach);
} else { } else {
ulog_info(`[wlan%d] Channel utilization (=%d) within threshold (=%d), will be checked again in the next interval \n`, l, chan_util_value[l], config.threshold); ulog_info(`[%s] Channel utilization (=%d) within threshold (=%d), will be checked again in the next interval \n`, radio_iface[l], chan_util_value[l], config.threshold);
} }
} }
} else { } else {
ulog_info(`[wlan%d] Need to cool down (%d seconds hasn't passed); will be checked again in the next interval \n`, l, cool_down_period/1000); ulog_info(`[%s] Need to cool down (%d seconds hasn't passed); will be checked again in the next interval \n`, radio_iface[l], cool_down_period/1000);
} }
} }
} }
@@ -915,4 +974,4 @@ return {
uloop_timeout(channel_optimize, 20000); uloop_timeout(channel_optimize, 20000);
}, },
}; };