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Configure host identity in Nix

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This commit is contained in:
Ivan Malison
2026-05-08 00:45:23 -07:00
parent 500a51b0fa
commit bb54a004ae
20 changed files with 143 additions and 3 deletions
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30
dotfiles/lib/functions/multiplexer_host_label Executable file
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@@ -0,0 +1,30 @@
#!/usr/bin/env sh
multiplexer_host_label() {
tmux_format=0
if [ "$1" = "--tmux" ]; then
tmux_format=1
shift
fi
host=$(hostname -s 2>/dev/null || hostname 2>/dev/null || printf unknown)
host=${host%%.*}
identity_file=${MULTIPLEXER_HOST_IDENTITY_FILE:-/etc/multiplexer-host-identity}
if [ -r "$identity_file" ]; then
# shellcheck disable=SC1090
. "$identity_file"
fi
icon=${MULTIPLEXER_HOST_ICON:-🖥️}
tmux_bg=${MULTIPLEXER_HOST_TMUX_BG:-#222222}
tmux_fg=${MULTIPLEXER_HOST_TMUX_FG:-#ffffff}
if [ "$tmux_format" -eq 1 ]; then
printf '#[fg=%s,bg=%s,bold]%s %s#[default]' "$tmux_fg" "$tmux_bg" "$icon" "$host"
else
printf '%s %s' "$icon" "$host"
fi
}
multiplexer_host_label "$@"

4
dotfiles/tmux.conf
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@@ -2,7 +2,9 @@
# Prefix + C starts a new session without prompting for a name.
bind-key C new-session -c '#{pane_current_path}' 'codex --dangerously-bypass-approvals-and-sandbox'
set -g status-right '#($HOME/dotfiles/dotfiles/lib/functions/multiplexer_host_label 2>/dev/null || multiplexer_host_label 2>/dev/null || hostname -s) #{?window_bigger,[#{window_offset_x}#,#{window_offset_y}] ,}"#{=21:pane_title}" %H:%M %d-%b-%y'
source-file -q /etc/tmux-host-style.conf
set -g status-right '#($HOME/dotfiles/dotfiles/lib/functions/multiplexer_host_label --tmux 2>/dev/null || multiplexer_host_label --tmux 2>/dev/null || hostname -s) #{?window_bigger,[#{window_offset_x}#,#{window_offset_y}] ,}"#{=21:pane_title}" %H:%M %d-%b-%y'
set -g status-right-length 150
set -g set-titles on
set -g set-titles-string '#{?#{==:#{session_name},#{window_name}},#{session_name},#{session_name}:#{window_name}}#{?pane_title, - #{pane_title},}'

3
dotfiles/tmux.powerline
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@@ -1,11 +1,12 @@
if-shell 'test -z "$POWERLINE_COMMAND"' 'if-shell "which powerline-client" "set-environment -g POWERLINE_COMMAND powerline-client" "set-environment -g POWERLINE_COMMAND powerline"'
source-file -q /etc/tmux-host-style.conf
set -g status on
set -g status-utf8 on
set -g status-interval 2
set -g status-justify left
set -g status-left-length 150
set -g status-right-length 150
set -g status-right '#(eval $POWERLINE_COMMAND tmux right -R pane_id=`tmux display -p "#D"`)'
set -g status-right '#($HOME/dotfiles/dotfiles/lib/functions/multiplexer_host_label --tmux 2>/dev/null || multiplexer_host_label --tmux 2>/dev/null || hostname -s) #(eval $POWERLINE_COMMAND tmux right -R pane_id=`tmux display -p "#D"`)'
set -g window-status-format "#[fg=white] #[fg=white,bg=black]#I #[fg=white] #[default]#W "
set -g window-status-current-format "#[fg=black,bg=blue]#[fg=white,bg=blue] #I  #[fg=white,bold]#W #[fg=blue,bg=black,nobold]"
set-window-option -g window-status-fg white

4
nixos/machines/adell.nix
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@@ -71,6 +71,10 @@
swapDevices = [];
networking.hostName = "adell";
myModules.hostIdentity = {
emoticon = "💻";
tmux.background = "#7c3aed";
};
powerManagement.cpuFreqGovernor = lib.mkDefault "performance";

4
nixos/machines/bencbox.nix
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@@ -19,6 +19,10 @@
myModules.wsl.enable = true;
networking.hostName = "bencbox";
myModules.hostIdentity = {
emoticon = "📦";
tmux.background = "#b45309";
};
wsl.defaultUser = "ben";
system.stateVersion = "22.05";

4
nixos/machines/biskcomp.nix
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@@ -162,6 +162,10 @@ in {
];
networking.hostName = "biskcomp";
myModules.hostIdentity = {
emoticon = "🧮";
tmux.background = "#0f766e";
};
system.stateVersion = "23.11";
home-manager.sharedModules = [

4
nixos/machines/david-blade.nix
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@@ -55,6 +55,10 @@
];
networking.hostName = "david-blade";
myModules.hostIdentity = {
emoticon = "🗡️";
tmux.background = "#be123c";
};
home-manager.sharedModules = [
{

4
nixos/machines/dean-zephyrus.nix
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@@ -16,6 +16,10 @@
myModules.wsl.enable = true;
networking.hostName = "dean-zephyrus";
myModules.hostIdentity = {
emoticon = "🌬️";
tmux.background = "#0284c7";
};
wsl.defaultUser = "dean";
system.stateVersion = "22.05";

4
nixos/machines/jay-lenovo-wsl.nix
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@@ -13,6 +13,10 @@
myModules.wsl.enable = true;
networking.hostName = "jay-lenovo-wsl";
myModules.hostIdentity = {
emoticon = "💼";
tmux.background = "#15803d";
};
wsl.defaultUser = "kat";
system.stateVersion = "22.05";

4
nixos/machines/jay-lenovo.nix
View File

@@ -58,6 +58,10 @@
};
networking.hostName = "jay-lenovo";
myModules.hostIdentity = {
emoticon = "💼";
tmux.background = "#16a34a";
};
services.power-profiles-daemon.enable = false;
services.tlp.enable = true;

5
nixos/machines/jimi-hendnix.nix
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@@ -120,6 +120,11 @@
];
networking.hostName = "jimi-hendnix";
myModules.hostIdentity = {
emoticon = "🎸";
tmux.background = "#ca8a04";
tmux.foreground = "#111111";
};
system.stateVersion = "23.05";
}

4
nixos/machines/justin-bieber-creek.nix
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@@ -198,6 +198,10 @@
swapDevices = [];
networking.hostName = "justin-bieber-creek";
myModules.hostIdentity = {
emoticon = "🎤";
tmux.background = "#c026d3";
};
networking.useDHCP = false;
nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";

4
nixos/machines/nixquick.nix
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@@ -32,6 +32,10 @@
services.k3s.enable = lib.mkForce false;
networking.hostName = "nixquick";
myModules.hostIdentity = {
emoticon = "🐩";
tmux.background = "#db2777";
};
hardware.enableRedistributableFirmware = true;
boot.initrd.availableKernelModules = ["xhci_pci" "ahci" "nvme" "usbhid" "usb_storage" "sd_mod"];

4
nixos/machines/railbird-sf.nix
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@@ -13,6 +13,10 @@
];
networking.hostName = "railbird-sf";
myModules.hostIdentity = {
emoticon = "🐦";
tmux.background = "#0891b2";
};
# Allow nginx to serve content synced into /var/lib/syncthing/* (owned by syncthing:syncthing, 2770 perms).
users.users.nginx.extraGroups = ["syncthing"];

4
nixos/machines/ryzen-shine-original.nix
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@@ -26,6 +26,10 @@
boot.loader.systemd-boot.configurationLimit = 5;
networking.hostName = "ryzen-shine";
myModules.hostIdentity = {
emoticon = "☀️";
tmux.background = "#ea580c";
};
environment.systemPackages = with pkgs; [
perf

4
nixos/machines/ryzen-shine-wsl.nix
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@@ -19,6 +19,10 @@
myModules.wsl.enable = true;
networking.hostName = "ryzen-shine-wsl";
myModules.hostIdentity = {
emoticon = "☀️";
tmux.background = "#f97316";
};
wsl.defaultUser = "imalison";
system.stateVersion = "22.05";

4
nixos/machines/ryzen-shine.nix
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@@ -47,6 +47,10 @@
};
networking.hostName = "ryzen-shine";
myModules.hostIdentity = {
emoticon = "☀️";
tmux.background = "#ea580c";
};
environment.systemPackages = with pkgs; [
perf

4
nixos/machines/strixi-minaj-wsl.nix
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@@ -12,6 +12,10 @@
myModules.wsl.enable = true;
networking.hostName = "strixi-minaj-wsl";
myModules.hostIdentity = {
emoticon = "👩🏿";
tmux.background = "#4338ca";
};
wsl.defaultUser = "imalison";
system.stateVersion = "23.11"; # Did you read the comment?

4
nixos/machines/strixi-minaj.nix
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@@ -103,6 +103,10 @@
];
networking.hostName = "strixi-minaj";
myModules.hostIdentity = {
emoticon = "👩🏿";
tmux.background = "#4f46e5";
};
powerManagement.cpuFreqGovernor = lib.mkDefault "performance";
hardware.cpu.intel.updateMicrocode = lib.mkDefault true;

44
nixos/options.nix
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@@ -1,8 +1,50 @@
{lib, ...}: {
{
config,
lib,
...
}: let
hostIdentity = config.myModules.hostIdentity;
in {
options = {
myModules.hostIdentity = {
emoticon = lib.mkOption {
type = lib.types.str;
default = "🖥️";
description = "Short visual marker used when displaying this host in multiplexer status bars.";
};
tmux = {
background = lib.mkOption {
type = lib.types.str;
default = "#222222";
description = "tmux status bar background color for this host.";
};
foreground = lib.mkOption {
type = lib.types.str;
default = "#ffffff";
description = "tmux status bar foreground color for this host.";
};
};
};
myModules.xmonad.picom.vSync.enable = lib.mkOption {
default = true;
type = lib.types.bool;
};
};
config = {
environment.etc."multiplexer-host-identity".text = ''
MULTIPLEXER_HOST_ICON=${lib.escapeShellArg hostIdentity.emoticon}
MULTIPLEXER_HOST_TMUX_BG=${lib.escapeShellArg hostIdentity.tmux.background}
MULTIPLEXER_HOST_TMUX_FG=${lib.escapeShellArg hostIdentity.tmux.foreground}
'';
environment.etc."tmux-host-style.conf".text = ''
set -g status-style "fg=${hostIdentity.tmux.foreground},bg=${hostIdentity.tmux.background}"
set -g status-left-style "fg=${hostIdentity.tmux.foreground},bg=${hostIdentity.tmux.background}"
set -g status-right-style "fg=${hostIdentity.tmux.foreground},bg=${hostIdentity.tmux.background}"
'';
};
}