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       dust = "dust --bars-on-right --full-paths";
  13       emacs = "emacsclient --create-frame";
  14       grep = "grep --color";
  15       j = "sudo journalctl -u";
  16       jb = "sudo journalctl -b";
  17       ju = "journalctl --user -u";
  18       l = "ls -alh";
  19       ll = "ls -al";
  20       ls = "ls --color=tty";
  21       lst = "ls --sort=time --reverse -1";
  22       md-toc = "grep '^#\\+' --color";
  23       mem = "ps -e -orss=,user=,args= | sort -b -k1,1n";
  24       mem-top = "smem --sort rss --autosize";
  25       mpl = "mplayer";
  26       n = "sudo networkctl";
  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       nt = "sudo networkctl status";
  33       pass-gen = "tr -d -C A-Za-z0-9_- </dev/urandom | head -c";
  34       r = "reset";
  35       rot13 = "tr A-Za-z N-ZA-Mn-za-m";
  36       rot135 = "tr A-Za-z0-9 N-ZA-Mn-za-m5-90-4";
  37       rsync = "rsync --no-inc-recursive --info=progress2 --inplace --partial";
  38       s = "sudo systemctl";
  39       sr = "sudo systemctl restart";
  40       ssh-unknown = "ssh -o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null";
  41       st = "sudo systemctl status";
  42       smt-on = "echo on | sudo tee /sys/devices/system/cpu/smt/control";
  43       smt-off = "echo off | sudo tee /sys/devices/system/cpu/smt/control";
  44       t = "tmux";
  45       t0 = "tmux new -t 0";
  46       t1 = "tmux new -t 1";
  47       t2 = "tmux new -t 2";
  48       theme-black-on-white = "echo -e '\\033]10;black\\007\\033]11;white\\007'";
  49       theme-white-on-black = "echo -e '\\033]10;white\\007\\033]11;black\\007'";
  50       u = "systemctl --user";
  51       ur = "systemctl --user restart";
  52       ut = "systemctl --user status";
  53       w = "watch --color --differences";
  54       w1 = "watch --color --differences --interval 1";
  55       w10 = "watch --color --differences --interval 10";
  56       w5 = "watch --color --differences --interval 5";
  57       watch = "watch --color --differences";
  58       z = "zfs";
  59       ze = "sudo zpool export";
  60       zfs-umount = "zfs-unmount";
  61       zi = "sudo zpool import";
  62       zl = "zfs list";
  63       zlb = "zfs list -t bookmarks";
  64       zls = "zfs list -t snap";
  65       zm = "zfs-mount";
  66       zp = "sudo zpool";
  67       zs = "zpool status";
  68       zs5 = "w5 zpool status";
  69       zu = "zfs-unmount";
  70     };
  71     historyControl = [ "erasedups" "ignorespace" ];
  72     historyIgnore = [
  73       "torify"
  74       "mpv"
  75     ];
  76     historySize = 42000;
  77     sessionVariables = {
  78       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)\$ '';
  79       # More throughput than chacha20-poly1305@openssh.com
  80       # on hardware with AES acceleration.
  81       RSYNC_RSH = "ssh -c aes128-gcm@openssh.com,chacha20-poly1305@openssh.com";
  82     };
  83     initExtra = ''
  84       # Alias completion
  85       . ${pkgs.complete-alias}/bin/complete_alias
  86       complete -F _complete_alias "''${!BASH_ALIASES[@]}"
  87
  88       shopt -s globstar
  89       shopt -s histappend
  90       shopt -s histreedit
  91       shopt -s histverify
  92       # Disable ctrl-s/ctrl-q flow control
  93       stty -ixon
  94
  95       ffmpeg-audio () {
  96         for i in "$@"; do
  97           ffmpeg -i "$i" -vn -map 0:a -acodec copy "''${i%.*}".audio-only.mkv
  98         done
  99       }
 100       ffmpeg-opus () {
 101         for i in "$@"; do
 102           ffmpeg -i "$i" -vn -map 0:a -c:a libopus -b:a 64k -application voip "''${i%.*}".opus
 103         done
 104       }
 105       opusenc-voice () {
 106         find "$@" -depth -type f -print0 | sort -n -z |
 107         xargs -0 -P "$(lscpu --online -p | grep -v "#" | wc -l)" -I {} bash -c '
 108             test -e "''${0%.*}".opus ||
 109             nice -n 19 ffmpeg -y -i "$0" -map 0:a -b:a 32k -application voip "''${0%.*}".opus
 110           ' {} \;
 111       }
 112       ibm-fan () {
 113         if [ $# -gt 0 ]
 114         then sudo tee /proc/acpi/ibm/fan <<<"level $1"
 115         else grep '^\(level\|speed\):' /proc/acpi/ibm/fan
 116         fi
 117         acpi -t
 118       }
 119       mkcd () {
 120         mkdir -p "$1" &&
 121         cd "$1"
 122       }
 123       mkpass () {
 124         tr -d -C 'A-Za-z0-9' </dev/urandom | head -c 25 | xclip
 125       }
 126       smartctl-tbw () {
 127         device=''${1:-/dev/sda}
 128         sudo smartctl -A $device |
 129         { awk '
 130           $0 ~ /Power_On_Hours/ {
 131             poh=$10;
 132             printf "%s / %d hours / %d days / %.2f years\n",  $2, $10, $10 / 24, $10 / 24 / 365.25
 133           }
 134           $0 ~ /Total_LBAs_Written/ {
 135             lbas = $10;
 136             bytes = $10 * 512;
 137             mb = bytes / 1024^2;
 138             gb = bytes / 1024^3;
 139             tb = bytes / 1024^4;
 140             printf "%s / %s  / %d mb / %.1f gb / %.3f tb\n", $2, $10, mb, gb, tb
 141             printf "mean writes per hour / %.2f",  mb/poh
 142           }
 143           $0 ~ /Airflow_Temperature_Cel/ { print $2 " / " $10}
 144           $0 ~ /Wear_Leveling_Count/ { printf "%s / %d (%% health)\n", $2, int($4) }
 145           $0 ~ /Percentage Used:/ { printf "Percentage_Used / %d\n", int($3) }
 146         '; echo; } |
 147         sed -e 's:/:@:' |
 148         sed -e "s\$^\$$device @ \$" |
 149         column -ts@
 150       }
 151       stress-mem() { fac="$1"; stress-ng --vm 1 --vm-keep --vm-bytes $(awk "/MemAvailable/{ printf \"%d\n\", \$2 * $fac; }" </proc/meminfo)k; }
 152       sysenter() { srv="$1"; shift; nsenter -a -t "$(systemctl show --property MainPID --value "$srv")" "$@"; }
 153       systrace() { srv="$1"; shift; strace -f -p "$(systemctl show --property MainPID --value "$srv")" "$@"; }
 154       swaplist () {
 155         lastpid=
 156         swap=0
 157         sudo grep -H '^Swap:' /proc/*/smaps 2>/dev/null |
 158         while IFS=: read -r file x size x
 159         do
 160           pid=''${file#/proc/}
 161           pid=''${pid%/smaps}
 162           size=''${size% kB}
 163           size=''${size##* }
 164           if test "$pid" = "$lastpid"
 165           then swap=$(( swap + size ))
 166           else
 167             if test "$swap" -gt 0
 168             then printf "%u pid=%u cmd=%s\n" "$swap" "$lastpid" "$(tr '\000' ' ' </proc/"$lastpid"/cmdline)"
 169             fi
 170             if test "$pid" = self
 171             then break
 172             else
 173               lastpid=$pid
 174               swap=$size
 175             fi
 176           fi
 177         done |
 178         sort -nk1,1
 179       }
 180
 181       # Recursively mount not-mounted dataset,
 182       # loading their keys if needed.
 183       zfs-mount () {
 184         (
 185         set -e
 186         for d in $(zfs list -rH -o name "$@"); do
 187           mountpoint /mnt/"$d" 2>/dev/null ||
 188           sudo zfs mount -l "$d"
 189         done
 190         )
 191       }
 192       # Recursively unmount dataset,
 193       # unloading their keys.
 194       zfs-unmount () { sudo zfs unmount -u "$@"; }
 195
 196       # Create bookmarks for all the snapshots of the given datasets.
 197       # Bookmarks are only useful on source datasets
 198       # But syncoid --create-bookmark only creates
 199       # a bookmark for the latest snapshot,
 200       # possibly leaving the *_daily or *_monthly snapshots without a bookmark.
 201       zfs-fix-bookmarks () {
 202         local d
 203         local -
 204         set -x
 205         for d in "$@"; do
 206           for s in $(zfs list -Hrpt snapshot -o name "$d"); do
 207             zfs bookmark "$s" "''${s//@/#}"
 208           done
 209         done
 210       }
 211
 212       # Restore the inheritance of encryptionroot,
 213       # usually broken by zfs send --raw.
 214       # Note that it needs to decrypt the datasets.
 215       zfs-fix-encryptionroot () {
 216         local d
 217         zfs load-key "$1"
 218         for d in $(zfs list -rHo name "$1" | tail -n +2); do
 219           echo >&2 "$d"
 220           test "$(zfs get -Ho value encryptionroot $d)" = "$1" ||
 221           zfs change-key -li "$d"
 222       done
 223       }
 224
 225       # Recursively remove all the snapshots of given datasets
 226       zfs-destroy-snapshots () {
 227         local d
 228         for d in "$@"; do
 229           zfs list -t snapshot -rHo name "$d" |
 230           xargs --no-run-if-empty -L1 zfs destroy
 231         done
 232       }
 233     '';
 234     profileExtra = ''
 235     '';
 236   };
 237   #programs.broot.enableBashIntegration = true;
 238   programs.readline = {
 239     enable = mkDefault true;
 240     includeSystemConfig = true;
 241     bindings = {
 242       # Up/Down
 243       "\\e[A" = "history-search-backward";
 244       "\\e[B" = "history-search-forward";
 245       "\\eOA" = "history-search-backward";
 246       "\\eOB" = "history-search-forward";
 247
 248       # Ctrl-Left/Ctrl-Right
 249       "\\e[1;5C" = "forward-word";
 250       "\\e[1;5D" = "backward-word";
 251       "\\e[5C" = "forward-word";
 252       "\\e[5D" = "backward-word";
 253       "\\e\\e[C" = "forward-word";
 254       "\\e\\e[D" = "backward-word";
 255
 256       # Home/End
 257       "\\e[1~" = "beginning-of-line";
 258       "\\e[4~" = "end-of-line";
 259
 260       # Delete/Insert
 261       "\\e[3~" = "delete-char";
 262       "\\e[2~" = "quoted-insert";
 263
 264       # For non RH/Debian xterm, can't hurt for RH/Debian xterm
 265       "\\eOF" = "end-of-line";
 266       "\\eOH" = "beginning-of-line";
 267
 268       # For freebsd console
 269       "\\e[F" = "end-of-line";
 270       "\\e[H" = "beginning-of-line";
 271
 272       # $if term=rxvt
 273       "\\e[7~" = "beginning-of-line";
 274       "\\e[8~" = "end-of-line";
 275       "\\eOc" = "forward-word";
 276       "\\eOd" = "backward-word";
 277       # $endif
 278     };
 279     variables = {
 280       # Be 8 bit clean.
 281       input-meta = mkDefault true;
 282       output-meta = mkDefault true;
 283       colored-completion-prefix = mkDefault true;
 284       colored-stats = mkDefault true; # Note that this may cause completion text blink in some terminals (e.g. xterm).
 285       echo-control-characters = mkDefault true;
 286       mark-symlinked-directories = mkDefault true;
 287       menu-complete-display-prefix = mkDefault true;
 288       show-all-if-ambiguous = mkDefault true;
 289       show-all-if-unmodified = mkDefault true;
 290       visible-stats = mkDefault false; # Append char to indicate type
 291       enable-bracketed-paste = mkDefault true;
 292     };
 293   };
 294 }