diff options
Diffstat (limited to 'modules/user/aszlig/services/i3/conky.nix')
-rw-r--r-- | modules/user/aszlig/services/i3/conky.nix | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/modules/user/aszlig/services/i3/conky.nix b/modules/user/aszlig/services/i3/conky.nix new file mode 100644 index 00000000..76c61160 --- /dev/null +++ b/modules/user/aszlig/services/i3/conky.nix @@ -0,0 +1,121 @@ +{ pkgs ? import (import ../../../../../nixpkgs-path.nix) {} +, lib ? import "${import ../../../../../nixpkgs-path.nix}/lib" +, timeout ? 300 +}: + +with lib; + +let + baseConfig = pkgs.writeText "conkyrc" '' + conky.config = { + cpu_avg_samples = 2, + net_avg_samples = 2, + no_buffers = true, + out_to_console = true, + out_to_ncurses = false, + out_to_stderr = false, + out_to_x = false, + extra_newline = false, + update_interval = 1.0, + uppercase = false, + use_spacer = 'none', + pad_percents = 3, + use_spacer = 'left', + }; + + conky.text = '''; + ''; + + optexpr = name: expr: "\${${name}_disabled:-\\\${${name} ${expr}\\}}"; + cexpr = name: args: "${optexpr name (concatStringsSep " " args)}"; + + mkNetInfo = iface: let + upspeed = cexpr "upspeed" [ iface ]; + downspeed = cexpr "downspeed" [ iface ]; + in "${upspeed} ${downspeed}"; + + mkDiskFree = path: let + used = cexpr "fs_used" [ path ]; + size = cexpr "fs_size" [ path ]; + in "${used}/${size}"; + + gpuTemp = "${cexpr "hwmon" [ "0" "temp" "1" ]}C"; + + weather = (cexpr "weather" [ + "http://weather.noaa.gov/pub/data/observations/metar/stations/" + "EDMA" + "temperature" + ]) + "C"; + + mkConky = args: let + time = cexpr "time" [ "%a %b %d %T %Z %Y" ]; + text = concatStringsSep " | " (args ++ singleton time); + conky = pkgs.conky.override { + weatherMetarSupport = true; + }; + in pkgs.writeScript "conky-run.sh" '' + #!${pkgs.stdenv.shell} + PATH="${pkgs.coreutils}/bin" + + cpuload() { + for i in $(seq 1 $(nproc)) + do + [ $i -eq 1 ] || echo -n ' ' + echo -n "\''${cpu cpu$i}%" + done + } + + cputemp_collect() { + for i in /sys/bus/platform/devices/coretemp.?/hwmon/hwmon?/temp?_input + do + [ -e "$i" ] || continue + echo "$i" | ${pkgs.gnused}/bin/sed -re \ + 's/^.*hwmon([0-9]+)[^0-9]*([0-9]+).*$/''${hwmon \1 temp \2}/' + done + } + + cputemp() { + echo $(cputemp_collect) + } + + tries=0 + while ! raw_netinfo="$(${ + "${pkgs.iproute}/sbin/ip route get 8.8.8.8 2> /dev/null" + })"; do + if [ $tries -ge ${toString timeout} ]; then + upspeed_disabled=N/A + downspeed_disabled=N/A + break + fi + echo "Waiting for primary network interface to become available..." + tries=$(($tries + 1)) + sleep 1 + done + + primary_netdev="$(echo "$raw_netinfo" | \ + ${pkgs.gnused}/bin/sed -nre 's/^.*dev *([^ ]+).*$/\1/p')" + + ${conky}/bin/conky -c "${baseConfig}" -t "${text}" + ''; + +in { + left = mkConky [ + "CPU: $(cpuload) - ${cexpr "cpu" [ "cpu0" ]}%" + "MEM: \\$mem/\\$memmax - \\$memperc%" + "SWAP: \\$swap/\\$swapmax \\$swapperc%" + ]; + + right = mkConky [ + "NET: ${mkNetInfo "$primary_netdev"}" + "DF: ${mkDiskFree "/"}" + "LAVG: \\$loadavg" + "TEMP - CPU: $(cputemp) - GPU: ${gpuTemp} - OUTSIDE: ${weather}" + ]; + + single = mkConky [ + "CPU: $(cpuload) - ${cexpr "cpu" [ "cpu0" ]}%" + "MEM: \\$mem/\\$memmax - \\$memperc%" + "NET: ${mkNetInfo "$primary_netdev"}" + "TEMP - CPU: $(cputemp) - OUTSIDE: ${weather}" + ]; +} |