conky-config/drawing/Network.lua

157 lines
4.1 KiB
Lua
Raw Normal View History

local M = {}
2017-07-19 00:36:15 -04:00
local Text = require 'Text'
local Line = require 'Line'
local ScalePlot = require 'ScalePlot'
local Util = require 'Util'
2017-07-19 00:36:15 -04:00
local __string_gmatch = string.gmatch
local _PLOT_SEC_BREAK_ = 20
local _PLOT_HEIGHT_ = 56
2021-06-17 18:18:09 -04:00
local network_label_function = function(bits)
local new_unit, new_value = Util.convert_data_val(bits)
local precision = new_value < 10 and 1 or 0
return Util.round_to_string(new_value, precision)..' '..new_unit..'b/s'
2017-07-19 00:36:15 -04:00
end
local header = _G_Widget_.Header{
2017-07-19 00:36:15 -04:00
x = _G_INIT_DATA_.CENTER_RIGHT_X,
y = _G_INIT_DATA_.TOP_Y,
width = _G_INIT_DATA_.SECTION_WIDTH,
header = 'NETWORK'
}
local _RIGHT_X_ = _G_INIT_DATA_.CENTER_RIGHT_X + _G_INIT_DATA_.SECTION_WIDTH
local dnload = {
label = _G_Widget_.Text{
2017-07-19 00:36:15 -04:00
x = _G_INIT_DATA_.CENTER_RIGHT_X,
y = header.bottom_y,
text = 'Download',
},
speed = _G_Widget_.Text{
2017-07-19 00:36:15 -04:00
x = _RIGHT_X_,
y = header.bottom_y,
x_align = 'right',
text_color = _G_Patterns_.BLUE
2017-07-19 00:36:15 -04:00
},
plot = _G_Widget_.ScalePlot{
2017-07-19 00:36:15 -04:00
x = _G_INIT_DATA_.CENTER_RIGHT_X,
y = header.bottom_y + _PLOT_SEC_BREAK_,
width = _G_INIT_DATA_.SECTION_WIDTH,
height = _PLOT_HEIGHT_,
y_label_func = network_label_function
}
}
local _UPLOAD_Y_ = header.bottom_y + _PLOT_HEIGHT_ + _PLOT_SEC_BREAK_ * 2
local upload = {
label = _G_Widget_.Text{
2017-07-19 00:36:15 -04:00
x = _G_INIT_DATA_.CENTER_RIGHT_X,
y = _UPLOAD_Y_,
text = 'Upload',
},
speed = _G_Widget_.Text{
2017-07-19 00:36:15 -04:00
x = _RIGHT_X_,
y = _UPLOAD_Y_,
x_align = 'right',
text_color = _G_Patterns_.BLUE
2017-07-19 00:36:15 -04:00
},
plot = _G_Widget_.ScalePlot{
2017-07-19 00:36:15 -04:00
x = _G_INIT_DATA_.CENTER_RIGHT_X,
y = _UPLOAD_Y_ + _PLOT_SEC_BREAK_,
width = _G_INIT_DATA_.SECTION_WIDTH,
height = _PLOT_HEIGHT_,
y_label_func = network_label_function
}
}
local interface_counters_tbl = {}
2021-06-17 18:18:09 -04:00
local get_bits = function(path)
return Util.read_file(path, nil, '*n') * 8
end
2017-07-19 00:36:15 -04:00
local update = function(cr, update_frequency)
local dspeed, uspeed = 0, 0
local rx_delta, tx_delta
-- iterate through the route file and filter on interfaces that are gateways (flag = 0003)
local iterator = __string_gmatch(Util.read_file('/proc/net/route'),
2017-07-19 00:36:15 -04:00
'(%w+)%s+%w+%s+%w+%s+0003%s+')
for interface in iterator do
local interface_counters = interface_counters_tbl[interface]
if not interface_counters then
local rx_path = '/sys/class/net/'..interface..'/statistics/rx_bytes'
local tx_path = '/sys/class/net/'..interface..'/statistics/tx_bytes'
interface_counters = {
rx_path = rx_path,
tx_path = tx_path,
2021-06-17 18:18:09 -04:00
prev_rx_byte_cnt = get_bits(rx_path, nil, '*n'),
prev_tx_byte_cnt = get_bits(tx_path, nil, '*n'),
2017-07-19 00:36:15 -04:00
}
interface_counters_tbl[interface] = interface_counters
end
2021-06-17 18:18:09 -04:00
local rx_byte_cnt = get_bits(interface_counters.rx_path, nil, '*n')
local tx_byte_cnt = get_bits(interface_counters.tx_path, nil, '*n')
2017-07-19 00:36:15 -04:00
rx_delta = rx_byte_cnt - interface_counters.prev_rx_byte_cnt
tx_delta = tx_byte_cnt - interface_counters.prev_tx_byte_cnt
interface_counters.prev_rx_byte_cnt = rx_byte_cnt
interface_counters.prev_tx_byte_cnt = tx_byte_cnt
-- mask overflow
if rx_delta > 0 then dspeed = dspeed + rx_delta * update_frequency end
if tx_delta > 0 then uspeed = uspeed + tx_delta * update_frequency end
end
2021-06-17 18:18:09 -04:00
local dspeed_unit, dspeed_value = Util.convert_data_val(dspeed)
local uspeed_unit, uspeed_value = Util.convert_data_val(uspeed)
dnload.speed.append_end = ' '..dspeed_unit..'b/s'
upload.speed.append_end = ' '..uspeed_unit..'b/s'
Text.set(dnload.speed, cr, Util.precision_round_to_string(dspeed_value, 3))
Text.set(upload.speed, cr, Util.precision_round_to_string(uspeed_value, 3))
2017-07-19 00:36:15 -04:00
ScalePlot.update(dnload.plot, cr, dspeed)
ScalePlot.update(upload.plot, cr, uspeed)
end
_PLOT_SEC_BREAK_ = nil
_PLOT_HEIGHT_ = nil
_RIGHT_X_ = nil
_UPLOAD_Y_ = nil
local draw_static = function(cr)
Text.draw(header.text, cr)
Line.draw(header.underline, cr)
Text.draw(dnload.label, cr)
Text.draw(upload.label, cr)
end
local draw_dynamic = function(cr, update_frequency)
2018-08-05 11:08:37 -04:00
update(cr, update_frequency)
Text.draw(dnload.speed, cr)
2018-08-05 14:29:52 -04:00
ScalePlot.draw_dynamic(dnload.plot, cr)
2018-08-05 11:08:37 -04:00
Text.draw(upload.speed, cr)
2018-08-05 14:29:52 -04:00
ScalePlot.draw_dynamic(upload.plot, cr)
2017-07-19 00:36:15 -04:00
end
M.draw_static = draw_static
M.draw_dynamic = draw_dynamic
return M