home-manager/profiles/bash.nix

   1 { pkgs, lib, ... }:
   2 with lib;
   3 {
   4   programs.bash = {
   5     enable = mkDefault true;
   6     enableCompletion = mkDefault true;
   7     shellAliases = {
   8       afk = "xset s activate dpms force off";
   9       black-on-white = "echo -e '\\033]11;black\\007\\033]10;white\\007'";
  10       c = "bat";
  11       cl = "clear";
  12       emacs = "emacsclient --create-frame";
  13       grep = "grep --color";
  14       j = "sudo journalctl -u";
  15       jb = "sudo journalctl -b";
  16       ju = "sudo journalctl --user -u";
  17       l = "ls -alh";
  18       ll = "ls -al";
  19       ls = "ls --color=tty";
  20       md-toc = "grep '^#\\+' --color";
  21       mem = "ps -e -orss=,user=,args= | sort -b -k1,1n";
  22       mem-top = "smem --sort rss --autosize";
  23       mpl = "mplayer";
  24       n = "networkctl";
  25       nf = "sudo nft list ruleset | less";
  26       nix-du-svg = "nix-du | dot -Tsvg >nix-du.svg";
  27       nixos-clean = "sudo nix-collect-garbage -d";
  28       nixos-history = "sudo nix-env --list-generations --profile /nix/var/nix/profiles/system";
  29       nixos-rollback = "sudo nixos-rebuild switch --rollback";
  30       nt = "networkctl status";
  31       pass-gen = "tr -d -C A-Za-z0-9_- </dev/urandom | head -c";
  32       r = "reset";
  33       rot13 = "tr A-Za-z N-ZA-Mn-za-m";
  34       rot135 = "tr A-Za-z0-9 N-ZA-Mn-za-m5-90-4";
  35       rsync = "rsync --no-inc-recursive --info=progress2 --inplace --partial";
  36       s = "sudo systemctl";
  37       sr = "sudo systemctl restart";
  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       ur = "systemctl --user restart";
  47       ut = "systemctl --user status";
  48       w = "watch --color --differences";
  49       w1 = "watch --color --differences --interval 1";
  50       w10 = "watch --color --differences --interval 10";
  51       w5 = "watch --color --differences --interval 5";
  52       watch = "watch --color --differences";
  53       z = "zfs";
  54       ze = "sudo zpool export";
  55       zfs-umount = "zfs-unmount";
  56       zi = "sudo zpool import";
  57       zl = "zfs list";
  58       zlb = "zfs list -t bookmarks";
  59       zls = "zfs list -t snap";
  60       zm = "zfs-mount";
  61       zp = "sudo zpool";
  62       zs = "zpool status";
  63       zs5 = "w5 zpool status";
  64       zu = "zfs-unmount";
  65     };
  66     historyControl = [ "erasedups" "ignorespace" ];
  67     historyIgnore = [
  68       "torify"
  69       "mpv"
  70     ];
  71     historySize = 42000;
  72     sessionVariables = {
  73       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)\$ '';
  74     };
  75     initExtra = ''
  76       # Alias completion
  77       . ${pkgs.complete-alias}/bin/complete_alias
  78       complete -F _complete_alias "''${!BASH_ALIASES[@]}"
  79
  80       shopt -s globstar
  81       shopt -s histappend
  82       shopt -s histreedit
  83       shopt -s histverify
  84       # Disable ctrl-s/ctrl-q flow control
  85       stty -ixon
  86
  87       ffmpeg-audio () {
  88         for i in "$@"; do
  89           ffmpeg -i "$i" -vn -map 0:a -acodec copy "''${i%.*}".audio-only.mkv
  90         done
  91       }
  92       ffmpeg-opus () {
  93         for i in "$@"; do
  94           ffmpeg -i "$i" -vn -map 0:a -c:a libopus -b:a 64k -application voip "''${i%.*}".opus
  95         done
  96       }
  97       opusenc-voice () {
  98         find "$@" -depth -type f -print0 | sort -n -z |
  99         xargs -0 -P "$(lscpu --online -p | grep -v "#" | wc -l)" -I {} bash -c '
 100             test -e "''${0%.*}".opus ||
 101             nice -n 19 ffmpeg -y -i "$0" -map 0:a -b:a 32k -application voip "''${0%.*}".opus
 102           ' {} \;
 103       }
 104       ibm-fan () {
 105         if [ $# -gt 0 ]
 106         then sudo tee /proc/acpi/ibm/fan <<<"level $1"
 107         else grep '^\(level\|speed\):' /proc/acpi/ibm/fan
 108         fi
 109         acpi -t
 110       }
 111       mkcd () {
 112         mkdir -p "$1" &&
 113         cd "$1"
 114       }
 115       mkpass () {
 116         tr -d -C 'A-Za-z0-9' </dev/urandom | head -c 25 | xclip
 117       }
 118       smartctl-tbw () {
 119         device=''${1:-/dev/sda}
 120         sudo smartctl -A $device |
 121         { awk '
 122           $0 ~ /Power_On_Hours/ {
 123             poh=$10;
 124             printf "%s / %d hours / %d days / %.2f years\n",  $2, $10, $10 / 24, $10 / 24 / 365.25
 125           }
 126           $0 ~ /Total_LBAs_Written/ {
 127             lbas = $10;
 128             bytes = $10 * 512;
 129             mb = bytes / 1024^2;
 130             gb = bytes / 1024^3;
 131             tb = bytes / 1024^4;
 132             printf "%s / %s  / %d mb / %.1f gb / %.3f tb\n", $2, $10, mb, gb, tb
 133             printf "mean writes per hour / %.2f",  mb/poh
 134           }
 135           $0 ~ /Airflow_Temperature_Cel/ { print $2 " / " $10}
 136           $0 ~ /Wear_Leveling_Count/ { printf "%s / %d (%% health)\n", $2, int($4) }
 137           $0 ~ /Percentage Used:/ { printf "Percentage_Used / %d\n", int($3) }
 138         '; echo; } |
 139         sed -e 's:/:@:' |
 140         sed -e "s\$^\$$device @ \$" |
 141         column -ts@
 142       }
 143       stress-mem() { fac="$1"; stress-ng --vm 1 --vm-keep --vm-bytes $(awk "/MemAvailable/{ printf \"%d\n\", \$2 * $fac; }" </proc/meminfo)k; }
 144       sysenter() { srv="$1"; shift; nsenter -a -t "$(systemctl show --property MainPID --value "$srv")" "$@"; }
 145       systrace() { srv="$1"; shift; strace -f -p "$(systemctl show --property MainPID --value "$srv")" "$@"; }
 146       swaplist () {
 147         lastpid=
 148         swap=0
 149         sudo grep -H '^Swap:' /proc/*/smaps 2>/dev/null |
 150         while IFS=: read -r file x size x
 151         do
 152           pid=''${file#/proc/}
 153           pid=''${pid%/smaps}
 154           size=''${size% kB}
 155           size=''${size##* }
 156           if test "$pid" = "$lastpid"
 157           then swap=$(( swap + size ))
 158           else
 159             if test "$swap" -gt 0
 160             then printf "%u pid=%u cmd=%s\n" "$swap" "$lastpid" "$(tr '\000' ' ' </proc/"$lastpid"/cmdline)"
 161             fi
 162             if test "$pid" = self
 163             then break
 164             else
 165               lastpid=$pid
 166               swap=$size
 167             fi
 168           fi
 169         done |
 170         sort -nk1,1
 171       }
 172
 173       # Recursively mount not-mounted dataset,
 174       # loading their keys if needed.
 175       zfs-mount () {
 176         (
 177         set -e
 178         for d in $(zfs list -rH -o name "$@"); do
 179           mountpoint /mnt/"$d" 2>/dev/null ||
 180           sudo zfs mount -l "$d"
 181         done
 182         )
 183       }
 184       # Recursively unmount dataset,
 185       # unloading their keys.
 186       zfs-unmount () { sudo zfs unmount -u "$@"; }
 187
 188       # Create bookmarks for all the snapshots of the given datasets.
 189       # Bookmarks are only useful on source datasets
 190       # But syncoid --create-bookmark only creates
 191       # a bookmark for the latest snapshot,
 192       # possibly leaving the *_daily or *_monthly snapshots without a bookmark.
 193       zfs-fix-bookmarks () {
 194         local d
 195         local -
 196         set -x
 197         for d in "$@"; do
 198           for s in $(zfs list -Hrpt snapshot -o name "$d"); do
 199             zfs bookmark "$s" "''${s//@/#}"
 200           done
 201         done
 202       }
 203
 204       # Restore the inheritance of encryptionroot,
 205       # usually broken by zfs send --raw.
 206       # Note that it needs to decrypt the datasets.
 207       zfs-fix-encryptionroot () {
 208         local d
 209         zfs load-key "$1"
 210         for d in $(zfs list -rHo name "$1" | tail -n +2); do
 211           echo >&2 "$d"
 212           test "$(zfs get -Ho value encryptionroot $d)" = "$1" ||
 213           zfs change-key -li "$d"
 214       done
 215       }
 216
 217       # Recursively remove all the snapshots of given datasets
 218       zfs-destroy-snapshots () {
 219         local d
 220         for d in "$@"; do
 221           zfs list -t snapshot -rHo name "$d" |
 222           xargs --no-run-if-empty -L1 zfs destroy
 223         done
 224       }
 225     '';
 226     profileExtra = ''
 227     '';
 228   };
 229   programs.direnv.enableBashIntegration = true;
 230   #programs.broot.enableBashIntegration = true;
 231   programs.readline = {
 232     enable = mkDefault true;
 233     includeSystemConfig = true;
 234     bindings = {
 235       # Up/Down
 236       "\\e[A" = "history-search-backward";
 237       "\\e[B" = "history-search-forward";
 238       "\\eOA" = "history-search-backward";
 239       "\\eOB" = "history-search-forward";
 240
 241       # Ctrl-Left/Ctrl-Right
 242       "\\e[1;5C" = "forward-word";
 243       "\\e[1;5D" = "backward-word";
 244       "\\e[5C" = "forward-word";
 245       "\\e[5D" = "backward-word";
 246       "\\e\\e[C" = "forward-word";
 247       "\\e\\e[D" = "backward-word";
 248
 249       # Home/End
 250       "\\e[1~" = "beginning-of-line";
 251       "\\e[4~" = "end-of-line";
 252
 253       # Delete/Insert
 254       "\\e[3~" = "delete-char";
 255       "\\e[2~" = "quoted-insert";
 256
 257       # For non RH/Debian xterm, can't hurt for RH/Debian xterm
 258       "\\eOF" = "end-of-line";
 259       "\\eOH" = "beginning-of-line";
 260
 261       # For freebsd console
 262       "\\e[F" = "end-of-line";
 263       "\\e[H" = "beginning-of-line";
 264
 265       # $if term=rxvt
 266       "\\e[7~" = "beginning-of-line";
 267       "\\e[8~" = "end-of-line";
 268       "\\eOc" = "forward-word";
 269       "\\eOd" = "backward-word";
 270       # $endif
 271     };
 272     variables = {
 273       # Be 8 bit clean.
 274       input-meta = mkDefault true;
 275       output-meta = mkDefault true;
 276       colored-completion-prefix = mkDefault true;
 277       colored-stats = mkDefault true; # Note that this may cause completion text blink in some terminals (e.g. xterm).
 278       echo-control-characters = mkDefault true;
 279       mark-symlinked-directories = mkDefault true;
 280       menu-complete-display-prefix = mkDefault true;
 281       show-all-if-ambiguous = mkDefault true;
 282       show-all-if-unmodified = mkDefault true;
 283       visible-stats = mkDefault false; # Append char to indicate type
 284       enable-bracketed-paste = mkDefault true;
 285     };
 286   };
 287 }