mp3player-write

.bin/mp3player-write

@@ -0,0 +1,114 @@
+#!/usr/bin/env bash
+
+# Usage:
+# ./mp3_transfer.sh -s 1.3 /mnt/mp3player file1.m4a file2.m4a ...
+
+set -e
+
+# Default speed
+SPEED=1.0
+
+# Parse options
+while getopts ":s:" opt; do
+  case $opt in
+    s)
+      SPEED=$OPTARG
+      ;;
+    \?)
+      echo "Invalid option: -$OPTARG" >&2
+      exit 1
+      ;;
+    :)
+      echo "Option -$OPTARG requires a value." >&2
+      exit 1
+      ;;
+  esac
+done
+
+# Shift past the options
+shift $((OPTIND -1))
+
+# Check arguments
+if [ "$#" -lt 2 ]; then
+  echo "Usage: $0 [-s speed] MOUNT_POINT FILE1 [FILE2 ...]"
+  exit 1
+fi
+
+MOUNT_POINT=$1
+shift
+FILES=("$@")
+
+# Check mount point exists
+if [ ! -d "$MOUNT_POINT" ]; then
+  echo "Error: Mount point '$MOUNT_POINT' does not exist."
+  exit 1
+fi
+
+# Estimate required space
+TOTAL_SIZE=0
+for f in "${FILES[@]}"; do
+  if [ ! -f "$f" ]; then
+    echo "Warning: File '$f' does not exist, skipping."
+    continue
+  fi
+  # Get file size in bytes
+  FILE_SIZE=$(stat --printf="%s" "$f")
+  # Estimate mp3 output size: roughly 1/2 of original m4a (adjust if needed)
+  TOTAL_SIZE=$((TOTAL_SIZE + FILE_SIZE / 2))
+done
+
+# Get available space in bytes
+AVAILABLE=$(df --output=avail "$MOUNT_POINT" | tail -n 1)
+AVAILABLE=$((AVAILABLE * 1024))  # df reports in KB
+
+if [ "$TOTAL_SIZE" -gt "$AVAILABLE" ]; then
+  echo "Error: Not enough space on device. Required: $TOTAL_SIZE bytes, Available: $AVAILABLE bytes"
+  exit 1
+fi
+
+echo "Enough space available. Starting conversion..."
+
+sanitize_filename() {
+  local name="$1"
+  # Remove path, keep only base name
+  name=$(basename "$name" .m4a)
+  # Replace spaces and special chars with underscore
+  name=$(echo "$name" | tr ' ' '_' | tr -cd '[:alnum:]_-')
+  # Truncate to max 50 chars
+  echo "${name:0:50}"
+}
+
+# Convert and copy files
+for f in "${FILES[@]}"; do
+  if [ ! -f "$f" ]; then
+    continue
+  fi
+
+  # Determine the next prefix
+  existing_prefixes=$(ls "$MOUNT_POINT" | grep -E '^[0-9].*\.mp3$' | sed -E 's/^([0-9]).*/\1/' | sort -n | uniq)
+  for i in {0..9}; do
+    if ! echo "$existing_prefixes" | grep -q "^$i$"; then
+      PREFIX=$i
+      break
+    fi
+  done
+
+  echo "Using prefix: $PREFIX"
+
+  BASENAME=$(sanitize_filename "$f")
+  OUT_PATTERN="$MOUNT_POINT/${PREFIX}%02d_${BASENAME}.mp3"
+
+  echo "Converting '$f' to '$OUT_PATTERN' at speed $SPEED..."
+
+  ffmpeg -i "$f" \
+    -filter:a "atempo=$SPEED" -ar 44100 -ac 2 -c:a libmp3lame -b:a 128k \
+    -f segment -segment_time 300 \
+    "$OUT_PATTERN"
+
+  # Update prefix for next file
+  # Count how many segments were created
+  SEG_COUNT=$(ls "$MOUNT_POINT" | grep -E "^${PREFIX}[0-9]{2}_" | wc -l)
+  PREFIX=$((PREFIX + SEG_COUNT))
+done
+
+echo "All files processed successfully."

configs/gaming.nix

@@ -4,6 +4,12 @@
     pkgs.zeroad
     pkgs.mari0
     pkgs.luanti # fka minetest
+    # pkgs.openarena
+    # pkgs.teeworlds
+    pkgs.nethack
+    # pkgs.freeciv
+    # pkgs.lincity-ng
+    # pkgs.superTuxKart
   ];
   networking.firewall = {
     # for 0ad multiplayer

configs/redshift.nix

@@ -1 +1 @@
-{services.redshift.enable = false;}
+{ services.redshift.enable = true; }

configs/zsh.nix

@@ -6,15 +6,6 @@
   promptColours.success = "cyan";
   promptColours.failure = "red";
 in {
-  environment.systemPackages = [pkgs.atuin];
-  environment.variables.ATUIN_CONFIG_DIR = toString (pkgs.writeTextDir "/config.toml" ''
-    auto_sync = true
-    update_check = false
-    sync_address = "http://zaatar.r:8888"
-    sync_frequency = 0
-    style = "compact"
-  '');
-
   programs.zsh = let
     zsh-completions = pkgs.fetchFromGitHub {
       owner = "zsh-users";
@@ -67,13 +58,6 @@ in {
       zstyle ':vcs_info:*' formats "%c%u%F{cyan}%b%f"
       zstyle ':vcs_info:*' actionformats "(%a) %c%u%F{cyan}%b%f"
 
-      # atuin distributed shell history
-      export ATUIN_NOBIND="true" # disable all keybdinings of atuin
-      eval "$(atuin init zsh)"
-      bindkey '^r' _atuin_search_widget # bind ctrl+r to atuin
-      # use zsh only session history
-      fc -p
-
       precmd () {
         vcs_info
         if [ -n "$SSH_CLIENT" ] || [ -n "$SSH_TTY" ] || [ -n "$SSH_CONNECTION" ]; then

systems/fatteh/hardware-configuration.nix

@@ -16,8 +16,17 @@
   boot.initrd.kernelModules = [];
   boot.kernelModules = ["kvm-intel"];
   boot.extraModulePackages = [];
-  boot.loader.systemd-boot.enable = true;
-  boot.loader.efi.canTouchEfiVariables = true;
+
+  boot = {
+    loader = {
+      efi.canTouchEfiVariables = true;
+      systemd-boot = {
+        enable = true;
+        configurationLimit = 5;
+        consoleMode = "max";
+      };
+    };
+  };
 
   boot.initrd.luks.devices."luks-aa6beb1b-3e54-4a0e-ac9c-e0c007d73cd5".device = "/dev/disk/by-uuid/aa6beb1b-3e54-4a0e-ac9c-e0c007d73cd5";
 

systems/ful/configuration.nix

@@ -15,6 +15,7 @@ in {
     ./go-webring.nix
     ./gemini.nix
     ./wallabag.nix
+    ./nethack.nix
     ../../configs/monitoring.nix
     ../../configs/mycelium.nix
     ../../configs/tor.nix

systems/ful/nethack.nix

@@ -0,0 +1,60 @@
+{
+  networking.firewall.allowedTCPPorts = [ 22 ];
+
+  containers.nethack = {
+    autoStart = true;
+
+    forwardPorts = [
+      {
+        containerPort = 22;
+        hostPort = 22;
+      }
+    ];
+
+    config =
+      { pkgs, ... }:
+      {
+        system.stateVersion = "25.11";
+
+        networking.hostName = "nethack";
+        services.openssh.enable = true;
+
+        environment.systemPackages = [ pkgs.nethack ];
+
+        programs.tmux.enable = true;
+        programs.tmux.extraConfig = ''
+          set -g mouse on
+          set -g allow-rename off
+          set -g detach-on-destroy off
+
+          unbind-key C-b
+          set -g prefix None
+        '';
+
+        users.users.nethack = {
+          isNormalUser = true;
+          home = "/home/nethack";
+          createHome = true;
+          shell = pkgs.bash;
+          openssh.authorizedKeys.keys = [
+            "ssh-ed25519 AAAA...yourkey"
+            "ssh-ed25519 AAAA...friendkey"
+          ];
+        };
+
+        services.openssh.settings = {
+          PasswordAuthentication = false;
+          PermitRootLogin = "no";
+        };
+
+        services.openssh.extraConfig = ''
+          Match User nethack
+            ForceCommand ${pkgs.tmux}/bin/tmux attach -t nethack || \
+                         ${pkgs.tmux}/bin/tmux new -s nethack ${pkgs.nethack}/bin/nethack
+            AllowTcpForwarding no
+            X11Forwarding no
+            PermitTTY yes
+        '';
+      };
+  };
+}

systems/zaatar/atuin.nix

@@ -1,16 +0,0 @@
-{pkgs, ...}: {
-  services.postgresqlBackup = {
-    enable = true;
-    databases = ["atuin"];
-  };
-
-  services.postgresql.package = pkgs.postgresql_14;
-
-  services.atuin = {
-    host = "0.0.0.0";
-    openFirewall = true;
-    openRegistration = true;
-    port = 8888;
-    enable = true;
-  };
-}

systems/zaatar/configuration.nix

@@ -7,11 +7,9 @@
   inherit (import ../../lib) retiolumAddresses restic;
 in {
   imports = [
-    ./atuin.nix
     ./backup.nix
     ./gaslight.nix
     ./hardware-configuration.nix
-    ./nas.nix
     ../../configs/mycelium.nix
     ./home-assistant.nix
     ../../configs/monitoring.nix
@@ -66,11 +64,9 @@ in {
     ];
   };
 
-  services.logind = {
-    lidSwitch = "ignore";
-    lidSwitchDocked = "ignore";
-    lidSwitchExternalPower = "ignore";
-  };
+  services.logind.settings.Login.HandleLidSwitchDocked = "ignore";
+  services.logind.settings.Login.HandleLidSwitchExternalPower = "ignore";
+  services.logind.settings.Login.HandleLidSwitch = "ignore";
 
   services.illum.enable = true;
 
@@ -88,9 +84,6 @@ in {
     pkgs.python3 # for sshuttle
   ];
 
-  # since 22.05 timeout fails?
-  # systemd.services.systemd-networkd-wait-online.enable = false;
-
   networking = {
     hostName = "zaatar";
     wireless.interfaces = ["wlp2s0"];

systems/zaatar/nas.nix

@@ -1,78 +0,0 @@
-{ config, ... }:
-{
-  users.extraUsers.nas = {
-    isSystemUser = true;
-    group = "nas";
-    uid = 7451;
-  };
-  users.extraGroups.nas = {
-    gid = 7452;
-  };
-
-  fileSystems."/media/sd" = {
-    device = "/dev/disk/by-id/5E4S5_0x4c585d15-part1";
-    fsType = "ext4";
-    options = [
-      "nofail"
-      "defaults"
-      "uid=${toString config.users.extraUsers.nas.uid}"
-      "gid=${toString config.users.extraGroups.nas.gid}"
-    ];
-  };
-
-  fileSystems."/media/hdd" = {
-    device = "/dev/disk/by-id/0x50014ee658872039-part1";
-    fsType = "ntfs";
-    options = [ # ref https://askubuntu.com/a/113746
-      "nofail"
-      "defaults"
-      "nls=utf8"
-      "umask=000"
-      "dmask=027"
-      "fmask=137"
-      "uid=${toString config.users.extraUsers.nas.uid}"
-      "gid=${toString config.users.extraGroups.nas.gid}"
-      "windows_names"
-    ];
-  };
-
-  # ref https://dataswamp.org/~solene/2020-10-18-nixos-nas.html
-  # ref https://www.reddit.com/r/NixOS/comments/relwsh/comment/hoapgrr/
-  services.samba = {
-    enable = true;
-    securityType = "user";
-    openFirewall = true;
-    settings = {
-      global = {
-        "guest account" = "nobody";
-        "hosts allow" = ["192.168.178." "127.0.0.1" "localhost"];
-        "hosts deny" = ["0.0.0.0/0"];
-        "map to guest" = "Bad User";
-        "netbios name" = "zaatar";
-        "security" = "user";
-        "server role" = "standalone server";
-        "server string" = "zaatar";
-        "workgroup" = "WORKGROUP";
-      };
-    };
-    shares.nas = {
-      path = "/media";
-      browseable = "yes";
-      writable = "yes";
-      # "read only" = "no";
-      "guest ok" = "yes";
-      "create mask" = "0644";
-      "directory mask" = "0755";
-      "force user" = config.users.extraUsers.nas.name;
-      "force group" = config.users.extraUsers.nas.group;
-    };
-  };
-
-  services.samba-wsdd = {
-    enable = true;
-    openFirewall = true;
-  };
-
-  networking.firewall.enable = true;
-  networking.firewall.allowPing = true;
-}