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       d = "sudo resolvectl";
  13       dust = "dust --bars-on-right --full-paths";
  14       emacs = "emacsclient --create-frame";
  15       grep = "grep --color";
  16       j = "sudo journalctl -u";
  17       jb = "sudo journalctl -b";
  18       jf = "sudo journalctl -f -u";
  19       jf200 = "sudo journalctl -f -n 200 -u";
  20       jftoday = "sudo journalctl -f --since today -u";
  21       ju = "journalctl --user -u";
  22       l = "ls -alh";
  23       ll = "ls -al";
  24       ls = "ls --color=tty";
  25       lst = "ls --sort=time --reverse -1";
  26       md-toc = "grep '^#\\+' --color";
  27       mem = "ps -e -orss=,user=,args= | sort -b -k1,1n";
  28       mem-top = "smem --sort rss --autosize";
  29       mpl = "mplayer";
  30       n = "sudo networkctl";
  31       nf = "sudo nft list ruleset | less";
  32       nix-du-svg = "nix-du | dot -Tsvg >nix-du.svg";
  33       nixos-clean = "sudo nix-collect-garbage -d";
  34       nixos-history = "sudo nix-env --list-generations --profile /nix/var/nix/profiles/system";
  35       nixos-rollback = "sudo nixos-rebuild switch --rollback";
  36       nt = "sudo networkctl status";
  37       pass-gen = "tr -d -C A-Za-z0-9_- </dev/urandom | head -c";
  38       r = "reset";
  39       rot13 = "tr A-Za-z N-ZA-Mn-za-m";
  40       rot135 = "tr A-Za-z0-9 N-ZA-Mn-za-m5-90-4";
  41       rsync = "rsync --no-inc-recursive --info=progress2 --inplace --partial";
  42       s = "sudo systemctl";
  43       sr = "sudo systemctl restart";
  44       ssh-unknown = "ssh -o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null";
  45       st = "sudo systemctl status";
  46       smt-on = "echo on | sudo tee /sys/devices/system/cpu/smt/control";
  47       smt-off = "echo off | sudo tee /sys/devices/system/cpu/smt/control";
  48       t = "tmux";
  49       t0 = "tmux new -t 0";
  50       t1 = "tmux new -t 1";
  51       t2 = "tmux new -t 2";
  52       theme-black-on-white = "echo -e '\\033]10;black\\007\\033]11;white\\007'";
  53       theme-white-on-black = "echo -e '\\033]10;white\\007\\033]11;black\\007'";
  54       u = "systemctl --user";
  55       ud = "resolvectl";
  56       ur = "systemctl --user restart";
  57       ut = "systemctl --user status";
  58       w = "watch --color --differences";
  59       w1 = "watch --color --differences --interval 1";
  60       w10 = "watch --color --differences --interval 10";
  61       w5 = "watch --color --differences --interval 5";
  62       watch = "watch --color --differences";
  63       z = "zfs";
  64       ze = "sudo zpool export";
  65       zfs-umount = "zfs-unmount";
  66       zi = "sudo zpool import";
  67       zl = "zfs list";
  68       zlb = "zfs list -t bookmarks";
  69       zls = "zfs list -t snap";
  70       zm = "zfs-mount";
  71       zp = "sudo zpool";
  72       zs = "zpool status";
  73       zs5 = "w5 zpool status";
  74       zu = "zfs-unmount";
  75     };
  76     historyControl = [
  77       "erasedups"
  78       "ignorespace"
  79     ];
  80     historyIgnore = [
  81       "torify"
  82       "mpv"
  83     ];
  84     historySize = 42000;
  85     sessionVariables = {
  86       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)\$ '';
  87       # More throughput than chacha20-poly1305@openssh.com
  88       # on hardware with AES acceleration.
  89       RSYNC_RSH = "ssh -c aes128-gcm@openssh.com,chacha20-poly1305@openssh.com";
  90     };
  91     initExtra = ''
  92       # Alias completion
  93       . ${pkgs.complete-alias}/bin/complete_alias
  94       complete -F _complete_alias "''${!BASH_ALIASES[@]}"
  95
  96       shopt -s globstar
  97       shopt -s histappend
  98       shopt -s histreedit
  99       shopt -s histverify
 100       # Disable ctrl-s/ctrl-q flow control
 101       stty -ixon
 102
 103       ffmpeg-audio () {
 104         for i in "$@"; do
 105           ffmpeg -i "$i" -vn -map 0:a -acodec copy "''${i%.*}".audio-only.mkv
 106         done
 107       }
 108       ffmpeg-mp3 () {
 109         for i in "$@"; do
 110           ffmpeg -i "$i" -vn -map 0:a -c:a libmp3lame -qscale:a 3 "''${i%.*}".mp3
 111         done
 112       }
 113       ffmpeg-opus () {
 114         for i in "$@"; do
 115           ffmpeg -i "$i" -vn -map 0:a -c:a libopus -b:a 64k -application voip "''${i%.*}".opus
 116         done
 117       }
 118       opusenc-voice () {
 119         find "$@" -depth -type f -print0 | sort -n -z |
 120         xargs -0 -P "$(lscpu --online -p | grep -v "#" | wc -l)" -I {} bash -c '
 121             test -e "''${0%.*}".opus ||
 122             nice -n 19 ffmpeg -y -i "$0" -map 0:a -b:a 32k -application voip "''${0%.*}".opus
 123           ' {} \;
 124       }
 125       ibm-fan () {
 126         if [ $# -gt 0 ]
 127         then sudo tee /proc/acpi/ibm/fan <<<"level $1"
 128         else grep '^\(level\|speed\):' /proc/acpi/ibm/fan
 129         fi
 130         acpi -t
 131       }
 132       mkcd () {
 133         mkdir -p "$1" &&
 134         cd "$1"
 135       }
 136       mkpass () {
 137         tr -d -C 'A-Za-z0-9' </dev/urandom | head -c 25 | xclip
 138       }
 139       smartctl-tbw () {
 140         device=''${1:-/dev/sda}
 141         sudo smartctl -A $device |
 142         { awk '
 143           $0 ~ /Power_On_Hours/ {
 144             poh=$10;
 145             printf "%s / %d hours / %d days / %.2f years\n",  $2, $10, $10 / 24, $10 / 24 / 365.25
 146           }
 147           $0 ~ /Total_LBAs_Written/ {
 148             lbas = $10;
 149             bytes = $10 * 512;
 150             mb = bytes / 1024^2;
 151             gb = bytes / 1024^3;
 152             tb = bytes / 1024^4;
 153             printf "%s / %s  / %d mb / %.1f gb / %.3f tb\n", $2, $10, mb, gb, tb
 154             printf "mean writes per hour / %.2f",  mb/poh
 155           }
 156           $0 ~ /Airflow_Temperature_Cel/ { print $2 " / " $10}
 157           $0 ~ /Wear_Leveling_Count/ { printf "%s / %d (%% health)\n", $2, int($4) }
 158           $0 ~ /Percentage Used:/ { printf "Percentage_Used / %d\n", int($3) }
 159         '; echo; } |
 160         sed -e 's:/:@:' |
 161         sed -e "s\$^\$$device @ \$" |
 162         column -ts@
 163       }
 164       stress-mem() { fac="$1"; stress-ng --vm 1 --vm-keep --vm-bytes $(awk "/MemAvailable/{ printf \"%d\n\", \$2 * $fac; }" </proc/meminfo)k; }
 165       sysenter() { srv="$1"; shift; nsenter -a -t "$(systemctl show --property MainPID --value "$srv")" "$@"; }
 166       systrace() { srv="$1"; shift; strace -f -p "$(systemctl show --property MainPID --value "$srv")" "$@"; }
 167       swaplist () {
 168         lastpid=
 169         swap=0
 170         sudo grep -H '^Swap:' /proc/*/smaps 2>/dev/null |
 171         while IFS=: read -r file x size x
 172         do
 173           pid=''${file#/proc/}
 174           pid=''${pid%/smaps}
 175           size=''${size% kB}
 176           size=''${size##* }
 177           if test "$pid" = "$lastpid"
 178           then swap=$(( swap + size ))
 179           else
 180             if test "$swap" -gt 0
 181             then printf "%u pid=%u cmd=%s\n" "$swap" "$lastpid" "$(tr '\000' ' ' </proc/"$lastpid"/cmdline)"
 182             fi
 183             if test "$pid" = self
 184             then break
 185             else
 186               lastpid=$pid
 187               swap=$size
 188             fi
 189           fi
 190         done |
 191         sort -nk1,1
 192       }
 193
 194       # Recursively mount not-mounted dataset,
 195       # loading their keys if needed.
 196       zfs-mount () {
 197         (
 198         set -e
 199         for d in $(zfs list -rH -o name "$@"); do
 200           mountpoint /mnt/"$d" 2>/dev/null ||
 201           sudo zfs mount -l "$d"
 202         done
 203         )
 204       }
 205       # Recursively unmount dataset,
 206       # unloading their keys.
 207       zfs-unmount () { sudo zfs unmount -u "$@"; }
 208
 209       # Create bookmarks for all the snapshots of the given datasets.
 210       # Bookmarks are only useful on source datasets
 211       # But syncoid --create-bookmark only creates
 212       # a bookmark for the latest snapshot,
 213       # possibly leaving the *_daily or *_monthly snapshots without a bookmark.
 214       zfs-fix-bookmarks () {
 215         local d
 216         local -
 217         set -x
 218         for d in "$@"; do
 219           for s in $(zfs list -Hrpt snapshot -o name "$d"); do
 220             sudo zfs bookmark "$s" "''${s//@/#}"
 221           done
 222         done
 223       }
 224
 225       # Restore the inheritance of encryptionroot,
 226       # usually broken by zfs send --raw.
 227       # Note that it needs to decrypt the datasets.
 228       zfs-fix-encryptionroot () {
 229         local d
 230         zfs load-key "$1"
 231         for d in $(zfs list -rHo name "$1" | tail -n +2); do
 232           echo >&2 "$d"
 233           test "$(zfs get -Ho value encryptionroot $d)" = "$1" ||
 234           sudo zfs change-key -li "$d"
 235       done
 236       }
 237
 238       # Recursively remove all the snapshots of given datasets
 239       zfs-destroy-snapshots () {
 240         local d
 241         for d in "$@"; do
 242           zfs list -t snapshot -rHo name "$d" |
 243           sudo xargs --no-run-if-empty -L1 zfs destroy
 244         done
 245       }
 246     '';
 247     profileExtra = '''';
 248   };
 249   #programs.broot.enableBashIntegration = true;
 250   programs.readline = {
 251     enable = mkDefault true;
 252     includeSystemConfig = true;
 253     bindings = {
 254       # Up/Down
 255       "\\e[A" = "history-search-backward";
 256       "\\e[B" = "history-search-forward";
 257       "\\eOA" = "history-search-backward";
 258       "\\eOB" = "history-search-forward";
 259
 260       # Ctrl-Left/Ctrl-Right
 261       "\\e[1;5C" = "forward-word";
 262       "\\e[1;5D" = "backward-word";
 263       "\\e[5C" = "forward-word";
 264       "\\e[5D" = "backward-word";
 265       "\\e\\e[C" = "forward-word";
 266       "\\e\\e[D" = "backward-word";
 267
 268       # Home/End
 269       "\\e[1~" = "beginning-of-line";
 270       "\\e[4~" = "end-of-line";
 271
 272       # Delete/Insert
 273       "\\e[3~" = "delete-char";
 274       "\\e[2~" = "quoted-insert";
 275
 276       # For non RH/Debian xterm, can't hurt for RH/Debian xterm
 277       "\\eOF" = "end-of-line";
 278       "\\eOH" = "beginning-of-line";
 279
 280       # For freebsd console
 281       "\\e[F" = "end-of-line";
 282       "\\e[H" = "beginning-of-line";
 283
 284       # $if term=rxvt
 285       "\\e[7~" = "beginning-of-line";
 286       "\\e[8~" = "end-of-line";
 287       "\\eOc" = "forward-word";
 288       "\\eOd" = "backward-word";
 289       # $endif
 290     };
 291     variables = {
 292       # Be 8 bit clean.
 293       input-meta = mkDefault true;
 294       output-meta = mkDefault true;
 295       colored-completion-prefix = mkDefault true;
 296       colored-stats = mkDefault true; # Note that this may cause completion text blink in some terminals (e.g. xterm).
 297       echo-control-characters = mkDefault true;
 298       mark-symlinked-directories = mkDefault true;
 299       menu-complete-display-prefix = mkDefault true;
 300       show-all-if-ambiguous = mkDefault true;
 301       show-all-if-unmodified = mkDefault true;
 302       visible-stats = mkDefault false; # Append char to indicate type
 303       enable-bracketed-paste = mkDefault true;
 304     };
 305   };
 306 }