home-manager/profiles/bash.nix

   1 { pkgs, lib, ... }:
   2 with lib;
   3 {
   4   programs.bash = {
   5     enable = mkDefault true;
   6     shellAliases = {
   7       afk = "xset s activate dpms force off";
   8       black-on-white = "echo -e '\\033]11;black\\007\\033]10;white\\007'";
   9       c = "bat";
  10       cl = "clear";
  11       eic = "edit-in-commit";
  12       eigg = "edit-in-git-grep";
  13       emacs = "emacsclient --create-frame";
  14       g = "git";
  15       gg = "git grep";
  16       grep = "grep --color";
  17       j = "sudo journalctl -u";
  18       jb = "sudo journalctl -b";
  19       ju = "sudo journalctl --user -u";
  20       l = "ls -alh";
  21       ll = "ls -al";
  22       ls = "ls --color=tty";
  23       md-toc = "grep '^#\\+' --color";
  24       mem = "ps -e -orss=,user=,args= | sort -b -k1,1n";
  25       mem-top = "smem --sort rss --autosize";
  26       mpl = "mplayer";
  27       nf = "sudo nft list ruleset | less";
  28       nix-du-svg = "nix-du | dot -Tsvg >nix-du.svg";
  29       nixos-clean = "sudo nix-collect-garbage -d";
  30       nixos-history = "sudo nix-env --list-generations --profile /nix/var/nix/profiles/system";
  31       nixos-rollback = "sudo nixos-rebuild switch --rollback";
  32       pass-gen = "tr -d -C A-Za-z0-9_- </dev/urandom | head -c";
  33       r = "reset";
  34       rot13 = "tr A-Za-z N-ZA-Mn-za-m";
  35       rot135 = "tr A-Za-z0-9 N-ZA-Mn-za-m5-90-4";
  36       rsync = "rsync --no-inc-recursive --info=progress2 --inplace --partial";
  37       s = "sudo systemctl";
  38       st = "sudo systemctl status";
  39       t = "tmux";
  40       t0 = "tmux new -t 0";
  41       t1 = "tmux new -t 1";
  42       t2 = "tmux new -t 2";
  43       theme-black-on-white = "echo -e '\\033]10;black\\007\\033]11;white\\007'";
  44       theme-white-on-black = "echo -e '\\033]10;white\\007\\033]11;black\\007'";
  45       u = "systemctl --user";
  46       ut = "systemctl --user status";
  47       w1 = "watch --color --differences --interval 1";
  48       w5 = "watch --color --differences --interval 5";
  49       w10 = "watch --color --differences --interval 10";
  50       w = "watch --color --differences";
  51       watch = "watch --color --differences";
  52       ze = "sudo zpool export";
  53       zfs-umount = "zfs-unmount";
  54       zi = "sudo zpool import";
  55       zl = "zfs list";
  56       zlb = "zfs list -t bookmarks";
  57       zls = "zfs list -t snap";
  58       zm = "zfs-mount";
  59       zu = "zfs-unmount";
  60     };
  61     sessionVariables = {
  62       HISTCONTROL = "erasedups:ignorespace";
  63       HISTSIZE = "42000";
  64       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)\$ '';
  65     };
  66     initExtra = ''
  67       # Alias completion
  68       . ${pkgs.complete-alias}/bin/complete_alias
  69       complete -F _complete_alias "''${!BASH_ALIASES[@]}"
  70
  71       shopt -s globstar
  72       shopt -s histappend
  73       shopt -s histreedit
  74       shopt -s histverify
  75       # Disable ctrl-s/ctrl-q flow control
  76       stty -ixon
  77
  78       ffmpeg-audio () {
  79         for i in "$@"; do
  80           ffmpeg -i "$i" -vn -map 0:a -acodec copy "''${i%.*}".audio
  81         done
  82       }
  83       ffmpeg-opus () {
  84         for i in "$@"; do
  85           ffmpeg -i "$i" -vn -map 0:a -c:a libopus -b:a 64k -application voip "''${i%.*}".opus
  86         done
  87       }
  88       ibm-fan () {
  89         if [ $# -gt 0 ]
  90         then sudo tee /proc/acpi/ibm/fan <<<"level $1"
  91         else grep '^\(level\|speed\):' /proc/acpi/ibm/fan
  92         fi
  93         acpi -t
  94       }
  95       mkcd () {
  96         mkdir -p "$1" &&
  97         cd "$1"
  98       }
  99       mkpass () {
 100         tr -d -C 'A-Za-z0-9' </dev/urandom | head -c 25 | xclip
 101       }
 102       opusenc-voice () {
 103         find "$@" -depth -type f -print0 | sort -n -z |
 104         xargs -0 -P "$(lscpu --online -p | grep -v "#" | wc -l)" -I {} bash -c '
 105             test -e "''${0%.*}".opus ||
 106             nice -n 19 ffmpeg -y -i "$0" -map 0:a -b:a 32k -application voip "''${0%.*}".opus
 107           ' {} \;
 108       }
 109       smartctl-tbw () {
 110         device=''${1:-/dev/sda}
 111         sudo smartctl -A $device |
 112         { awk '
 113           $0 ~ /Power_On_Hours/ { poh=$10; printf "%s / %d hours / %d days / %.2f years\n",  $2, $10, $10 / 24, $10 / 24 / 365.25 }
 114           $0 ~ /Total_LBAs_Written/ {
 115               lbas = $10;
 116               bytes = $10 * 512;
 117               mb = bytes / 1024^2;
 118               gb = bytes / 1024^3;
 119               tb = bytes / 1024^4;
 120               printf "%s / %s  / %d mb / %.1f gb / %.3f tb\n", $2, $10, mb, gb, tb
 121               printf "mean writes per hour:  / %.2f",  mb/poh
 122           }
 123           $0 ~ /Airflow_Temperature_Cel/ { print $2 " / " $10}
 124           $0 ~ /Wear_Leveling_Count/ { printf "%s / %d (%% health)\n", $2, int($4) }
 125         '; echo; } |
 126         sed -e 's:/:@:' |
 127         sed -e "s\$^\$$device @ \$" |
 128         column -ts@
 129       }
 130       stress-mem() { fac="$1"; stress-ng --vm 1 --vm-keep --vm-bytes $(awk "/MemAvailable/{ printf \"%d\n\", \$2 * $fac; }" </proc/meminfo)k; }
 131       sysenter() { srv="$1"; shift; nsenter -a -t "$(systemctl show --property MainPID --value "$srv")" "$@"; }
 132       systrace() { srv="$1"; shift; strace -f -p "$(systemctl show --property MainPID --value "$srv")" "$@"; }
 133       swaplist () {
 134         lastpid=
 135         swap=0
 136         sudo grep -H '^Swap:' /proc/*/smaps 2>/dev/null |
 137         while IFS=: read -r file x size x
 138         do
 139           pid=''${file#/proc/}
 140           pid=''${pid%/smaps}
 141           size=''${size% kB}
 142           size=''${size##* }
 143           if test "$pid" = "$lastpid"
 144           then swap=$(( swap + size ))
 145           else
 146             if test "$swap" -gt 0
 147             then printf "%u pid=%u cmd=%s\n" "$swap" "$lastpid" "$(tr '\000' ' ' </proc/"$lastpid"/cmdline)"
 148             fi
 149             if test "$pid" = self
 150             then break
 151             else
 152               lastpid=$pid
 153               swap=$size
 154             fi
 155           fi
 156         done |
 157         sort -nk1,1
 158       }
 159       edit-in-commit () { $EDITOR $(git diff-tree --no-commit-id --name-only -r "$@"); }
 160       edit-in-git-grep () { $EDITOR $(git grep --name-only --recursive "$@"); }
 161
 162       # Recursively mount not-mounted dataset,
 163       # loading their keys if needed.
 164       zfs-mount () {
 165         local d
 166         local -
 167         set -e
 168         for d in $(zfs list -rH -o name "$@"); do
 169           mountpoint /mnt/"$d" 2>/dev/null ||
 170           sudo zfs mount -l "$d"
 171         done
 172       }
 173       # Recursively unmount dataset,
 174       # unloading their keys.
 175       zfs-unmount () { sudo zfs unmount -u "$@"; }
 176
 177       # Create bookmarks for all the snapshots of the given datasets.
 178       # Bookmarks are only useful on source datasets
 179       # But syncoid --create-bookmark only creates
 180       # a bookmark for the latest snapshot,
 181       # possibly leaving the *_daily or *_monthly snapshots without a bookmark.
 182       zfs-fix-bookmarks () {
 183         local d
 184         local -
 185         set -x
 186         for d in "$@"; do
 187           for s in $(zfs list -Hrpt snapshot -o name "$d"); do
 188             zfs bookmark "$s" "''${s//@/#}"
 189           done
 190         done
 191       }
 192
 193       # Restore the inheritance of encryptionroot,
 194       # usually broken by zfs send --raw.
 195       # Note that it needs to decrypt the datasets.
 196       zfs-fix-encryptionroot () {
 197         local d
 198         zfs load-key "$1"
 199         for d in $(zfs list -rHo name "$1" | tail -n +2); do
 200           echo >&2 "$d"
 201           test "$(zfs get -Ho value encryptionroot $d)" = "$1" ||
 202           zfs change-key -li "$d"
 203       done
 204       }
 205
 206       # Recursively remove all the snapshots of given datasets
 207       zfs-destroy-snapshots () {
 208         local d
 209         for d in "$@"; do
 210           zfs list -t snapshot -rHo name "$d" |
 211           xargs --no-run-if-empty -L1 zfs destroy
 212         done
 213       }
 214     '';
 215     profileExtra = ''
 216     '';
 217   };
 218   programs.direnv.enableBashIntegration = true;
 219   #programs.broot.enableBashIntegration = true;
 220   programs.readline = {
 221     enable = mkDefault true;
 222     includeSystemConfig = true;
 223     bindings = {
 224       # Up/Down
 225       "\\e[A" = "history-search-backward";
 226       "\\e[B" = "history-search-forward";
 227       "\\eOA" = "history-search-backward";
 228       "\\eOB" = "history-search-forward";
 229
 230       # Ctrl-Left/Ctrl-Right
 231       "\\e[1;5C" = "forward-word";
 232       "\\e[1;5D" = "backward-word";
 233       "\\e[5C" = "forward-word";
 234       "\\e[5D" = "backward-word";
 235       "\\e\\e[C" = "forward-word";
 236       "\\e\\e[D" = "backward-word";
 237
 238       # Home/End
 239       "\\e[1~" = "beginning-of-line";
 240       "\\e[4~" = "end-of-line";
 241
 242       # Delete/Insert
 243       "\\e[3~" = "delete-char";
 244       "\\e[2~" = "quoted-insert";
 245
 246       # For non RH/Debian xterm, can't hurt for RH/Debian xterm
 247       "\\eOF" = "end-of-line";
 248       "\\eOH" = "beginning-of-line";
 249
 250       # For freebsd console
 251       "\\e[F" = "end-of-line";
 252       "\\e[H" = "beginning-of-line";
 253
 254       # $if term=rxvt
 255       "\\e[7~" = "beginning-of-line";
 256       "\\e[8~" = "end-of-line";
 257       "\\eOc" = "forward-word";
 258       "\\eOd" = "backward-word";
 259       # $endif
 260     };
 261     variables = {
 262       # Be 8 bit clean.
 263       input-meta = mkDefault true;
 264       output-meta = mkDefault true;
 265       colored-completion-prefix = mkDefault true;
 266       colored-stats = mkDefault true; # Note that this may cause completion text blink in some terminals (e.g. xterm).
 267       echo-control-characters = mkDefault true;
 268       mark-symlinked-directories = mkDefault true;
 269       menu-complete-display-prefix = mkDefault true;
 270       show-all-if-ambiguous = mkDefault true;
 271       show-all-if-unmodified = mkDefault true;
 272       visible-stats = mkDefault false; # Append char to indicate type
 273       enable-bracketed-paste = mkDefault true;
 274     };
 275   };
 276 }