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Minor wifi monitor improvements for better metrics reporting (#875)

This commit is contained in:
Tim Wilkinson 2023-06-20 20:51:18 -07:00 committed by GitHub
parent 8c4d9edd99
commit 7650b627e8
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 23 additions and 13 deletions
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36
files/usr/local/bin/mgr/wireless_monitor.lua
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@ -55,10 +55,10 @@ local action_limits = {
}
-- Start action state assuming the node is active and no actions are pending
local action_state = {
done_scan1 = true,
done_scan2 = true,
done_rejoin1 = true,
done_rejoin2 = true
scan1 = true,
scan2 = true,
rejoin1 = true,
rejoin2 = true
}
local unresponsive = {
max = 0,
@ -193,7 +193,10 @@ end
function M.run_actions()
-- No action if we have stations and they're responsive
if station_count.last_nonzero > station_count.last_zero and unresponsive.max < action_limits.unresponsive_trigger1 then
action_state = {}
for k, _ in pairs(action_state)
do
action_state[k] = false
end
return
end
@ -201,25 +204,25 @@ function M.run_actions()
-- If network stations falls to zero when it was previously non-zero
if station_count.first_zero > station_count.first_nonzero then
if not action_state.done_scan1 and station_count.last_zero - station_count.first_zero > action_limits.zero_trigger1 then
if not action_state.scan1 and station_count.last_zero - station_count.first_zero > action_limits.zero_trigger1 then
M.reset_network("scan-quick")
action_state.done_scan1 = true
action_state.scan1 = true
return
elseif not action_state.done_scan2 and station_count.last_zero - station_count.first_zero > action_limits.zero_trigger2 then
elseif not action_state.scan2 and station_count.last_zero - station_count.first_zero > action_limits.zero_trigger2 then
M.reset_network("scan-all")
action_state.done_scan2 = true
action_state.scan2 = true
return
end
end
-- We are failing to ping stations we are associated with
if unresponsive.max >= action_limits.unresponsive_trigger1 and not action_state.done_rejoin1 then
if unresponsive.max >= action_limits.unresponsive_trigger1 and not action_state.rejoin1 then
M.reset_network("rejoin")
action_state.done_rejoin1 = true
action_state.rejoin1 = true
return
elseif unresponsive.max >= action_limits.unresponsive_trigger2 and not action_state.done_rejoin2 then
elseif unresponsive.max >= action_limits.unresponsive_trigger2 and not action_state.rejoin2 then
M.reset_network("rejoin")
action_state.done_rejoin2 = true
action_state.rejoin2 = true
return
end
end
@ -248,6 +251,11 @@ function M.start_monitor()
return
end
-- No stations when we start
local now = nixio.sysinfo().uptime
station_count.first_zero = now
station_count.last_zero = now
wait_for_ticks(math.max(1, 120 - nixio.sysinfo().uptime))
-- Extract all the necessary wifi parameters
@ -256,6 +264,8 @@ function M.start_monitor()
frequency = iwinfo.nl80211.frequency(wifi)
ssid = iwinfo.nl80211.ssid(wifi)
if not (phy and frequency and ssid) then
log:write("Startup failed")
log:flush()
exit_app()
return
end