Conky widget to LightDM login screen

Install Conky

apt update
apt install conky

Create base config file

conky -C > conky.conf

Create script to activate conky widget on login screen

cat conkyloginscreen.sh
#!/bin/bash
/usr/bin/conky -c /etc/conky/conky.conf -p 1 -o -d &
exit 0

conky.conf

Settings

conky.config = {
   alignment = 'top_left',
   background = false,
   border_width = 1,
   cpu_avg_samples = 2,
       default_color = 'lightgreen',
   default_outline_color = 'green',
   default_shade_color = 'white',
   draw_borders = true,
   draw_graph_borders = true,
   draw_outline = false,
   draw_shades = false,
   use_xft = true,
   font = 'DejaVu Sans Mono:size=12',
   gap_x = 770,
   gap_y = 280,
   double_buffer = true,
   minimum_height = 5,
       minimum_width = 5,
   net_avg_samples = 2,
   no_buffers = true,
   out_to_console = false,
   out_to_stderr = false,
   extra_newline = false,
   own_window = true,
   own_window_class = 'Conky',
   own_window_type = 'normal',
   own_window_argb_visual = true,
   own_window_argb_value = 0,
   own_window_transparent = true,
   stippled_borders = 0,
   update_interval = 1.0,
   uppercase = false,
   use_spacer = 'none',
   show_graph_scale = false,
   show_graph_range = false
}

Text to show

conky.text = [[
${scroll 38 $nodename - $sysname $kernel }
$hr
${color green}Uptime:$color $uptime
${color green}Frequency (in MHz):$color $freq
${color green}RAM Usage:$color $mem/$memmax - $memperc% ${membar 4}
${color green}Swap Usage:$color $swap/$swapmax - $swapperc% ${swapbar 4}
${color green}CPU Usage:$color $cpu% ${cpubar 4}
${color green}Disk:
${color green}Read: $color ${diskio_read} ${color green}Write: $color ${diskio_write}
${color green}Processes:$color $processes  ${color green}Running:$color $running_processes
${color green}Battery: $color ${battery_time} ${battery_percent}% - ${battery_bar 4}
$hr
${color green}File systems:
 / $color${fs_used /}/${fs_size /} ${fs_bar 6 /}
${color green}Networking:
${color green} eth0:  ${color lightgreen} ${addr eth0}
${color green} tun0:  ${color lightgreen} ${addr tun0}
${color green} wlan0: ${color lightgreen} ${addr wlan0} - ${wireless_essid} - ${wireless_link_bar 4}
${color green}Up:$color ${upspeed eth0} ${color green} - Down:$color ${downspeed eth0}
$hr
${color green}Name              PID   CPU%   MEM%
${color lightgreen} ${top name 1} ${top pid 1} ${top cpu 1} ${top mem 1}
${color lightgreen} ${top name 2} ${top pid 2} ${top cpu 2} ${top mem 2}
${color lightgreen} ${top name 3} ${top pid 3} ${top cpu 3} ${top mem 3}
${color lightgreen} ${top name 4} ${top pid 4} ${top cpu 4} ${top mem 4}
${color lightgreen} ${top name 5} ${top pid 5} ${top cpu 5} ${top mem 5}
${color lightgreen} ${top name 6} ${top pid 6} ${top cpu 6} ${top mem 6}
${color lightgreen} ${top name 7} ${top pid 7} ${top cpu 7} ${top mem 7}
${color lightgreen} ${top name 8} ${top pid 8} ${top cpu 8} ${top mem 8}
${color lightgreen} ${top name 9} ${top pid 9} ${top cpu 9} ${top mem 9}
${color lightgreen} ${top name 10} ${top pid 10} ${top cpu 10} ${top mem 10}
]]

LightDM configuration

cat /etc/lightdm/lightdm.conf | grep -v "^#"
[LightDM]
[Seat:*]
greeter-setup-script = /etc/conky/conkyloginscreen.sh
[XDMCPServer]
[VNCServer]

References

• Run conky over LightDM

Daniel Simao 19:50, 7 November 2019 (EST)