home-manager/profiles/bash.nix

   1 { pkgs, lib, config, ... }:
   2 {
   3 programs.bash = {
   4   enable = lib.mkDefault true;
   5   shellAliases = {
   6     c = "bat";
   7     cl = "clear";
   8     eic = "edit-in-commit";
   9     eigg = "edit-in-git-grep";
  10     emacs = "emacsclient --create-frame";
  11     g = "git";
  12     grep = "grep --color";
  13     j="sudo journalctl -u";
  14     jb="sudo journalctl -b";
  15     l = "ls -alh";
  16     ll = "ls -al";
  17     ls = "ls --color=tty";
  18     md-toc = "grep '^#\\+' --color";
  19     mem = "ps -e -orss=,user=,args= | sort -b -k1,1n";
  20     mem-top = "smem --sort rss --autosize";
  21     mpl = "mplayer";
  22     nixos-clean="sudo nix-collect-garbage -d";
  23     nixos-history="sudo nix-env --list-generations --profile /nix/var/nix/profiles/system";
  24     nixos-rollback="sudo nixos-rebuild switch --rollback";
  25     pass-gen = "tr -d -C A-Za-z0-9_- </dev/urandom | head -c";
  26     rsync = "rsync --no-inc-recursive --info=progress2 --inplace --partial";
  27     s="sudo systemctl";
  28     st="sudo systemctl status";
  29     u="systemctl --user";
  30     ut="systemctl --user status";
  31     yt = "yt-dlp";
  32     watch = "watch --color --differences";
  33     zfs-umount = "zfs-unmount";
  34   };
  35   initExtra = ''
  36     shopt -s globstar
  37     shopt -s histreedit
  38     shopt -s histverify
  39     # Disable ctrl-s/ctrl-q flow control
  40     stty -ixon
  41
  42     ibm-fan () {
  43       if [ $# -gt 0 ]
  44       then sudo tee /proc/acpi/ibm/fan <<<"level $1"
  45       else grep '^\(level\|speed\):' /proc/acpi/ibm/fan
  46       fi
  47       acpi -t
  48     }
  49     mkcd () {
  50       mkdir -p "$1" &&
  51       cd "$1"
  52     }
  53     smartctl-tbw () {
  54       device=''${1:-/dev/sda}
  55       sudo smartctl -A $device |
  56       { awk '
  57         $0 ~ /Power_On_Hours/ { poh=$10; printf "%s / %d hours / %d days / %.2f years\n",  $2, $10, $10 / 24, $10 / 24 / 365.25 }
  58         $0 ~ /Total_LBAs_Written/ {
  59             lbas = $10;
  60             bytes = $10 * 512;
  61             mb = bytes / 1024^2;
  62             gb = bytes / 1024^3;
  63             tb = bytes / 1024^4;
  64             printf "%s / %s  / %d mb / %.1f gb / %.3f tb\n", $2, $10, mb, gb, tb
  65             printf "mean writes per hour:  / %.2f",  mb/poh
  66         }
  67         $0 ~ /Airflow_Temperature_Cel/ { print $2 " / " $10}
  68         $0 ~ /Wear_Leveling_Count/ { printf "%s / %d (%% health)\n", $2, int($4) }
  69       '; echo; } |
  70       sed -e 's:/:@:' |
  71       sed -e "s\$^\$$device @ \$" |
  72       column -ts@
  73     }
  74     swaplist () {
  75       lastpid=
  76       swap=0
  77       sudo grep -H '^Swap:' /proc/*/smaps 2>/dev/null |
  78       while IFS=: read -r file x size x
  79       do
  80         pid=''${file#/proc/}
  81         pid=''${pid%/smaps}
  82         size=''${size% kB}
  83         size=''${size##* }
  84         if test "$pid" = "$lastpid"
  85         then swap=$(( swap + size ))
  86         else
  87           if test "$swap" -gt 0
  88           then printf "%u pid=%u cmd=%s\n" "$swap" "$lastpid" "$(tr '\000' ' ' </proc/"$lastpid"/cmdline)"
  89           fi
  90           if test "$pid" = self
  91           then break
  92           else
  93             lastpid=$pid
  94             swap=$size
  95           fi
  96         fi
  97       done |
  98       sort -nk1,1
  99     }
 100     edit-in-commit () { $EDITOR $(git diff-tree --no-commit-id --name-only -r "$@"); }
 101     edit-in-git-grep () { $EDITOR $(git grep --name-only --recursive "$@"); }
 102     zfs-mount () { for d in $(zfs list -rH -o name "$@"); do sudo zfs mount -l "$d"; done; }
 103     zfs-unmount () { sudo zfs unmount -u "$@"; }
 104   '';
 105   profileExtra = ''
 106   '';
 107 };
 108 programs.direnv.enableBashIntegration = true;
 109 programs.broot.enableBashIntegration = true;
 110 home.sessionVariables = {
 111   PS1 = ''\[\033[1;32m\]\[\e]0;\u@\h: \w\a\]\W\[\033[0m\] \$(e=\$?; if [ \$e != 0 ]; then echo '\[\e[0;91m\]'\$e'\[\e[0m\]'; fi)\$ '';
 112 };
 113 programs.readline = {
 114   enable = lib.mkDefault true;
 115   includeSystemConfig = true;
 116   bindings = {
 117     "\\eOF"    = "end-of-line";
 118     "\\eOH"    = "beginning-of-line";
 119     "\\e[1;5C" = "forward-word";
 120     "\\e[1;5D" = "backward-word";
 121     "\\e[1~"   = "beginning-of-line";
 122     "\\e[4~"   = "end-of-line";
 123     "\\e[5C"   = "forward-word";
 124     "\\e[5D"   = "backward-word";
 125     "\\e[7~"   = "beginning-of-line";
 126     "\\e[8~"   = "end-of-line";
 127     "\\e[A"    = "history-search-backward";
 128     "\\e[B"    = "history-search-forward";
 129     "\\e[F"    = "end-of-line";
 130     "\\e[H"    = "beginning-of-line";
 131     "\\e\\e[C" = "forward-word";
 132     "\\e\\e[D" = "backward-word";
 133   };
 134   variables = {
 135     colored-completion-prefix = lib.mkDefault true;
 136     colored-stats = lib.mkDefault true; # Note that this may cause completion text blink in some terminals (e.g. xterm).
 137     echo-control-characters = lib.mkDefault true;
 138     mark-symlinked-directories = lib.mkDefault true;
 139     menu-complete-display-prefix = lib.mkDefault true;
 140     show-all-if-ambiguous = lib.mkDefault true;
 141     show-all-if-unmodified = lib.mkDefault true;
 142     visible-stats = lib.mkDefault false; # Append char to indicate type
 143   };
 144 };
 145 }