nix-config/home/gburd/features/desktop/common/wayland-wm/hyprland-vnc.nix

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2023-09-20 14:02:15 +00:00
{ pkgs, lib, config, ... }:
let
enabledMonitors = lib.filter (m: m.enabled) config.monitors;
# A nice VNC script for remotes running hyprland
vncsh = pkgs.writeShellScriptBin "vnc.sh" ''
ssh $1 bash <<'EOF'
pgrep "wayvnc" && exit
export HYPRLAND_INSTANCE_SIGNATURE="$(ls /tmp/hypr/ -lt | head -2 | tail -1 | rev | cut -d ' ' -f1 | rev)"
export WAYLAND_DISPLAY="wayland-1"
ip="$(ip addr show dev tailscale0 | grep 'inet ' | xargs | cut -d ' ' -f2 | cut -d '/' -f1)"
xpos="$(hyprctl monitors -j | jq -r 'sort_by(.x)[-1] | .x + .width')"
${lib.concatLines (lib.forEach enabledMonitors (m: ''
hyprctl output create headless
monitor="$(hyprctl monitors -j | jq -r 'map(.name)[-1]')"
hyprctl keyword monitor $monitor,${toString m.width}x${toString m.height}@${toString m.refreshRate},$(($xpos + ${toString m.x}))x${toString m.y},1
screen -d -m wayvnc -k br -S /tmp/vnc-${m.workspace} -f 60 -o $monitor $ip 590${m.workspace}
sudo iptables -I INPUT -j ACCEPT -p tcp --dport 590${m.workspace}
''))}
EOF
${lib.concatLines (lib.forEach enabledMonitors (m: ''
vncviewer $1::590${m.workspace} &
''))}
wait
'';
in
{
home.packages = with pkgs; [
vncsh
wayvnc
tigervnc
];
}